CN113179564A - Remote control dimming LED lamp compatible with 0-10V dimmer - Google Patents

Remote control dimming LED lamp compatible with 0-10V dimmer Download PDF

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Publication number
CN113179564A
CN113179564A CN202110313818.9A CN202110313818A CN113179564A CN 113179564 A CN113179564 A CN 113179564A CN 202110313818 A CN202110313818 A CN 202110313818A CN 113179564 A CN113179564 A CN 113179564A
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China
Prior art keywords
circuit
remote control
signal
dimming
output
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CN202110313818.9A
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Chinese (zh)
Inventor
俞贤晓
胡剑
曾垂通
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Yingtan Yankon Lighting Co ltd
Zhejiang Sunlight Illuminating Lamp Co ltd
Zhejiang Yankon Group Co Ltd
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Yingtan Yankon Lighting Co ltd
Zhejiang Sunlight Illuminating Lamp Co ltd
Zhejiang Yankon Group Co Ltd
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Priority to CN202110313818.9A priority Critical patent/CN113179564A/en
Publication of CN113179564A publication Critical patent/CN113179564A/en
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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
    • 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
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/19—Controlling the light source by remote control via wireless transmission

Abstract

The invention discloses a remote control dimming LED lamp compatible with a 0-10V dimmer, which is provided with a live wire end, a zero line end, a positive signal end and a negative signal end, wherein if the live wire end and the zero line end of the remote control dimming LED lamp are connected to a mains supply through a conventional control switch, the remote control dimming LED lamp can be dimmed through a remote controller, if the live wire end and the zero line end of the remote control dimming LED lamp are connected to the mains supply through a port of the control switch of the 0-10V dimmer, the positive signal end of the remote control dimming LED lamp is connected with the positive signal end of the 0-10V dimmer, and the negative signal end of the remote control dimming LED lamp is connected with the negative signal end of the 0-10V dimmer, so that the dimming can be realized through the 0-10V dimmer, and the dimming and the color temperature can be realized through the remote controller; the remote control dimming LED lamp has the advantages that the remote control dimming LED lamp can be used independently as a conventional remote control dimming LED lamp, can also be used in combination with a 0-10V dimmer installed in a traditional mode instead of a 0-10V dimming LED lamp, and can be manually dimmed through the 0-10V dimmer, so that different use requirements are met, and the remote control dimming LED lamp has a wider application prospect.

Description

Remote control dimming LED lamp compatible with 0-10V dimmer
Technical Field
The invention relates to a remote control dimming LED lamp, in particular to a remote control dimming LED lamp compatible with a 0-10V dimmer.
Background
The remote control dimming LED lamp is a LED lamp for dimming through a remote controller, and a live wire end and a zero wire end of the remote control dimming LED lamp are connected to a live wire and a zero wire of a mains supply through a fixedly installed control switch. When the control switch is in an off state, the remote control dimming LED lamp is not connected with mains voltage and is in a lamp-off state. When the control switch is in a connection state, the remote control dimming LED lamp is connected to mains voltage, and the remote control dimming LED lamp can be dimmed or subjected to color temperature regulation by transmitting a remote control signal (at least one of a dimming signal and a color temperature regulation signal) through the remote controller.
As shown in fig. 1, the existing remote control dimming LED lamp generally includes a rectifying circuit, a constant current converting circuit, an LED light emitting module, a color temperature adjusting circuit, a power supply current and a remote control receiving circuit, the rectifying circuit has a live wire input end, a zero wire input end, a positive output end and a negative output end, the constant current converting circuit has a positive electrode, a negative electrode, a positive output end, a negative output end and a control end, the LED light emitting module includes a high color temperature LED circuit and a low color temperature LED circuit, the high color temperature LED circuit and the low color temperature LED circuit both have a positive electrode and a negative electrode, the luminance of the LED light emitting module is proportional to the magnitude of the driving current thereof, the color temperature of the LED light emitting module is related to the magnitude of the current flowing through the high color temperature LED circuit and the low color temperature LED circuit, the color temperature adjusting circuit has a first output end, a second output end, a negative electrode, a positive control end and a negative control end, the current ratio between the first output end and the negative end of the color temperature adjusting circuit and the current between the second output end and the negative end and the positive control end of the color temperature adjusting circuit The control ends correspond to each other through electric signals, the power supply circuit is provided with an input end, an output end and a negative end, the remote control receiving circuit is provided with a positive electrode, a negative electrode, a first output end and a second output end, the remote control receiving circuit is used for receiving remote control signals sent by the remote controller and converting the received remote control signals into corresponding brightness electric signals according to set rules to be output from the first output end or converted into corresponding color temperature electric signals to be output from the second output end, the live wire input end and the zero wire input end of the rectifying circuit are respectively used as a live wire end and a zero wire end of the remote control dimming LED lamp, the positive output end of the rectifying circuit is respectively connected with the positive electrode of the constant current conversion circuit and the input end of the power supply circuit, the positive output end of the constant current conversion circuit is respectively connected with the positive electrode of the high color temperature LED circuit and the positive electrode of the low color temperature LED circuit, and the negative electrode of the high color temperature LED circuit is connected with the first output end of the color temperature adjusting circuit, the negative pole of the low color temperature LED circuit is connected with the second output end of the color temperature adjusting circuit, the negative pole of the color temperature adjusting circuit is connected with the negative output end of the constant current conversion circuit, the positive control end of the color temperature adjusting circuit is connected with the second output end of the remote control receiving circuit, the positive pole of the remote control receiving circuit is connected with the output end of the power supply circuit, the first output end of the remote control receiving circuit is connected with the control end of the constant current conversion circuit, and the negative pole of the remote control receiving circuit, the negative pole of the power supply circuit, the negative pole of the constant current conversion circuit, the negative control end of the color temperature adjusting circuit and the negative output end of the rectification circuit are connected. When the rectification circuit is connected with the mains supply voltage, the positive output end of the rectification circuit outputs direct current voltage, the power supply circuit converts the direct current voltage output by the rectification circuit into working voltage of the remote control circuit, the remote control circuit outputs a default brightness electric signal for controlling brightness at the first output end of the remote control circuit, a second output end of the LED drive circuit outputs a color temperature electric signal of default control color temperature, the constant current conversion circuit is connected with the direct current voltage output by the rectification circuit and converts the direct current voltage into direct current to drive the LED light-emitting module to emit light, the DC current is corresponding to the brightness electric signal output by the first output end of the remote control receiving circuit connected with the control end of the DC current, meanwhile, the color temperature adjusting circuit sets the current size proportion flowing through the first output end and the second output end according to the color temperature electric signal accessed by the positive control end of the color temperature adjusting circuit, so that the luminous color temperature of the LED luminous module corresponds to the color temperature electric signal output by the second output end of the remote control receiving circuit. When the remote control circuit receives the remote control signal, if the remote control signal is a dimming signal, a corresponding brightness electric signal is output at a first output end of the remote control circuit, the LED light-emitting module is controlled to be corresponding light-emitting brightness, and if the remote control signal is a color temperature adjusting signal, a corresponding color temperature electric signal is output at a second output end of the remote control circuit, and the LED light-emitting module is controlled to be corresponding light-emitting color temperature.
The remote control dimming LED lamp is characterized in that: after receiving the remote control signal sent by the remote controller, setting a brightness electric signal or a color temperature electric signal corresponding to the remote control signal, sending light corresponding to brightness and color temperature, and keeping the current light-emitting state unchanged before receiving the remote control signal sent by the remote controller again.
The 0-10V dimming LED lamp is a conventional dimming LED lamp matched with a 0-10V dimmer, the 0-10V dimmer is usually fixed at a certain position, and a connecting circuit of the 0-10V dimmer is usually ready, so that the 0-10V dimming LED lamp can be directly installed by utilizing the existing 0-10V dimmer circuit, and has the functions of turning on the lamp, turning off the lamp and adjusting the brightness. The 0-10V dimmer is internally provided with a control switch, a connecting end of the control switch, a positive signal end and a negative signal end, and a voltage control signal is output between the positive signal end and the negative signal end to serve as a brightness adjusting signal. The 0-10V dimming LED lamp is provided with a fire wire end, a zero wire end, a positive signal end and a negative signal end, wherein the positive signal end and the negative signal end are used for being connected with a voltage control signal output by the 0-10V dimmer. The live wire end and the zero line end of the 0-10V dimming LED lamp are connected to the live wire and the zero line of a mains supply through the connecting end of a control switch of the 0-10V dimming device, the positive signal end and the negative signal end of the 0-10V dimming LED lamp are connected with the positive signal end and the negative signal end of the 0-10V dimming device in a one-to-one correspondence mode, and when the control switch of the 0-10V dimming device is in a disconnection state, the 0-10V dimming LED lamp is not connected to mains supply voltage and is in a lamp-off state; when a control switch of the 0-10V dimmer is in a connection state, the 0-10V dimming LED lamp is connected with mains voltage, and the 0-10V dimmer controls the brightness of the 0-10V dimming LED lamp by adjusting the magnitude of a voltage control signal output between a positive signal end and a negative signal end of the 0-10V dimmer through a dimming setting component arranged in the 0-10V dimmer.
As shown in fig. 2, the existing 0-10V dimming LED lamp generally includes a rectifying circuit, a power converting circuit, an LED lighting circuit, a dimming interface circuit and an isolation transmission circuit, the rectifying circuit has a live wire input terminal, a zero line input terminal, a positive output terminal and a negative output terminal, the power converting circuit has a positive electrode, a negative electrode, a positive output terminal, a negative output terminal, a control terminal, a first voltage terminal and a second voltage terminal, an isolation voltage is provided between the first voltage terminal and the second voltage terminal, the LED lighting circuit has a positive electrode and a negative electrode, the dimming interface circuit has a positive electrode, a negative electrode, an input terminal and an output terminal, the isolation transmission circuit has a positive output terminal, a negative output terminal, an input terminal and a negative electrode, the positive output terminal and the negative output terminal are safely isolated from the input terminal and the negative terminal, the live wire input terminal and the zero line input terminal of the rectifying circuit are respectively used as the live wire terminal and the zero line terminal of the 0-10V dimming LED lamp, the positive output end of the rectification circuit is connected with the positive electrode of the power conversion circuit, the negative output end of the rectification circuit is connected with the negative electrode of the power conversion circuit, the positive output end of the power conversion circuit is connected with the positive electrode of the LED light-emitting circuit, the negative output end of the power conversion circuit is connected with the negative electrode of the LED light-emitting circuit, the control end of the power conversion circuit is connected with the positive output end of the isolation transmission circuit, the negative electrode of the power conversion circuit is connected with the negative output end of the isolation transmission circuit, the input end of the dimming interface circuit is used as the positive signal end of the 0-10V dimming LED lamp, the negative electrode of the dimming interface circuit is used as the negative signal end of the 0-10V dimming LED lamp, the positive electrode of the dimming interface circuit is connected with the first voltage end of the power conversion circuit, the negative electrode of the dimming interface circuit is connected with the second voltage end of the power conversion circuit, and the output end of the dimming interface circuit is connected with the input end of the isolation transmission circuit, and the negative electrode of the isolation transmission circuit is connected with the negative electrode of the dimming interface circuit.
When a control switch of the 0-10V light modulator is in a connection state, the rectifying circuit is connected with mains supply voltage, direct current voltage is output between a positive output end and a negative output end of the rectifying circuit, isolation voltage is provided between a first voltage end and a second voltage end of the power conversion circuit, the light modulation interface circuit works, a voltage control signal output by the 0-10V light modulator is connected and converted into a PWM signal, the PWM signal is transmitted to a position between a control end and a negative electrode of the power conversion circuit in an isolation mode through the isolation transmission circuit, and the power conversion circuit outputs direct current with corresponding magnitude between the positive output end and the negative output end of the power conversion circuit according to the received PWM signal to drive the LED light-emitting circuit to emit light. When the 0-10V dimming LED lamp is used for adjusting the brightness of the 0-10V dimming LED lamp, an adjusted voltage control signal is output between a positive signal end and a negative signal end of the 0-10V dimming LED lamp, an adjusted PWM signal is correspondingly output between an output end and a negative electrode of the dimming interface circuit, and the power conversion circuit outputs direct current with corresponding magnitude under the control of the PWM signal to drive the LED light-emitting circuit to emit light according to corresponding brightness.
The lighting system composed of the 0-10V dimmer and the 0-10V dimming LED lamp is characterized in that: after the dimming brightness is set, the voltage control signal output by the 0-10V dimmer is kept unchanged, and the brightness of the 0-10V dimming LED lamp always corresponds to the magnitude of the voltage control signal output between the positive signal end and the negative signal end of the 0-10V dimmer.
Because the remote controller of the remote control dimming LED lamp does not need to be installed at a fixed position, the remote controller has the advantages of more flexible and convenient operation compared with a controller which is fixedly installed, has the function of adjusting brightness and color temperature, and better meets the requirement trend of practical application. In a lighting system formed by the 0-10V dimmer and the 0-10V dimming LED lamp, a use habit is formed by a method for fixedly installing the 0-10V dimmer, so that the 0-10V dimmer-compatible remote control dimming LED lamp is designed to replace the existing 0-10V dimming LED lamp, the advantages of the two lamp systems can be simultaneously achieved, and the application prospect is wider.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a remote control dimming LED lamp compatible with a 0-10V dimmer, which can be used as a conventional remote control dimming LED lamp for independent use, can perform remote control dimming and color temperature dimming under the control of a remote controller, can also be used as a compatible dimming lamp, can replace a 0-10V dimming LED lamp to be matched with a 0-10V dimmer installed in a traditional mode for use, and can perform manual dimming through the 0-10V dimmer, so that different use requirements are met, and the remote control dimming LED lamp has wider application prospect.
The technical scheme adopted by the invention for solving the technical problems is as follows: a remote control dimming LED lamp compatible with a 0-10V dimmer is provided with a live wire end and a zero line end, mains supply voltage is connected between the live wire end and the zero line end of the remote control dimming LED lamp, if the live wire end and the zero line end of the remote control dimming LED lamp are connected to a mains supply power grid through a conventional control switch, the remote control dimming LED lamp serves as a conventional remote control dimming LED lamp and can be dimmed through a remote controller, the remote control dimming LED lamp is also provided with a positive signal end and a negative signal end, and a voltage control signal output by the 0-10V dimmer can be connected between the positive signal end and the negative signal end of the remote control dimming LED lamp; if the live wire end and the zero line end of the remote control dimming LED lamp are connected to a mains supply power grid through the port of a control switch of a 0-10V dimmer, the positive signal end of the remote control dimming LED lamp is connected with the positive signal end of the 0-10V dimmer, and the negative signal end of the remote control dimming LED lamp is connected with the negative signal end of the 0-10V dimmer, at the moment, the remote control dimming LED lamp is used as a compatible dimming lamp, can be connected into a voltage control signal output by the 0-10V dimmer for dimming, and can also be used for dimming through a remote controller; the remote control dimming LED lamp has two dimming modes, namely a dimmer dimming mode and a remote controller dimming mode, the default dimming mode is the dimmer dimming mode, and the light-emitting color temperature of the remote control dimming LED lamp is the default color temperature in the default dimming mode; the remote control dimming LED lamp is in a light-off state when disconnected from mains supply voltage and in a light-on state when connected to the mains supply voltage, when the remote control dimming LED lamp enters the light-on state from the light-off state, the remote control dimming LED lamp enters a default dimmer dimming mode, the brightness of the remote control dimming LED lamp can be adjusted through a dimmer, the remote control dimming LED lamp keeps the dimmer dimming mode before a remote control signal sent by a remote controller is not received, the remote control dimming LED lamp enters the dimmer dimming mode after the remote control signal is received, and the brightness and the color temperature of the remote control dimming LED lamp correspond to the brightness and the color temperature set for the current remote control signal; when the 0-10V dimmer is used for dimming, the brightness of the remote control dimming LED lamp is the brightness set by the 0-10V dimmer; whether the remote control dimming LED lamp is in a dimmer dimming mode or a remote controller dimming mode, if the remote control dimming LED lamp is dimmed by using a 0-10V dimmer, the remote control dimming LED lamp can detect that a voltage control signal output by the 0-10V dimmer changes, at the moment, the remote control dimming LED lamp enters the dimmer dimming mode, and the brightness of the remote control dimming LED lamp corresponds to the magnitude of the voltage control signal currently output by the 0-10V dimmer; whether the remote dimming LED fixture is in the dimmer dimming mode or the remote dimming mode, if the remote controller is used for dimming, when the remote control dimming LED lamp receives a remote control signal, the remote control dimming LED lamp enters a remote controller dimming mode, if the remote control signal currently received by the remote control dimming LED lamp only comprises the dimming signal, the brightness of the remote control dimming LED lamp is changed into the brightness set by the current remote control signal, the color temperature is kept unchanged, if the remote control signal currently received by the remote control dimming LED lamp only comprises the color temperature adjusting signal, the color temperature of the remote control dimming LED lamp is changed into the color temperature set by the current remote control signal, and the light emitting brightness is kept unchanged, if the remote control signal received by the remote control dimming LED lamp currently comprises the dimming signal and the color temperature adjusting signal, the brightness and the color temperature of the remote control dimming LED lamp become the brightness and the color temperature set by the current remote control signal.
The remote control dimming LED lamp compatible with the 0-10V dimmer comprises a rectifying circuit, a power conversion circuit, an LED light emitting module, a color temperature adjusting circuit, a power supply circuit, a dimming interface circuit, an isolation transmission circuit, a remote control circuit and a switch selection circuit, wherein the rectifying circuit is provided with a live wire input end, a zero line input end, a positive output end and a negative output end, the power conversion circuit is provided with a positive electrode, a negative electrode, a positive output end, a negative output end, a control end, a first voltage end and a second voltage end, an isolation voltage is provided between the first voltage end and the second voltage end, the LED light emitting module comprises a high color temperature LED circuit and a low color temperature LED circuit, the high color temperature LED circuit and the low color temperature LED circuit are both provided with a positive electrode and a negative electrode, and the light emitting brightness of the LED light emitting module is in direct proportion to the magnitude of the driving current of the LED light emitting module, the luminous color temperature is determined by the current intensity ratio flowing through the high color temperature LED circuit and the low color temperature LED circuit, the color temperature adjusting circuit is provided with a first output end, a second output end, a negative electrode, a positive control end and a negative control end, the current intensity ratio flowing through the first output end and the second output end corresponds to the electric signal between the positive control end and the negative control end, the power supply circuit is provided with an input end, an output end and a negative electrode, the dimming interface circuit is provided with a positive electrode, a negative electrode, an input end and an output end, the isolation transmission circuit is provided with a positive output end, a negative output end, an input end and a negative electrode, the positive output end and the negative output end are safely isolated from the input end and the negative electrode, the remote control circuit is provided with a positive electrode, a negative electrode, an input end, an output end, a first control end used for outputting a brightness electric signal and a second control end used for outputting the color temperature electric signal, the remote control circuit is used for receiving a remote control signal sent by a remote controller, converting the received remote control signal into a corresponding brightness electric signal according to a set rule and outputting the brightness electric signal from a first control end or converting the brightness electric signal into a corresponding color temperature electric signal and outputting the color temperature electric signal from a second control end, and is used for detecting whether the electric signal accessed by the input end of the remote control circuit changes or not, storing the latest accessed electric signal when the change is detected, outputting a 0 level or 1 level signal at the output end of the remote control circuit, wherein the default level signal is 0 level, outputting 0 level at the output end when the remote control circuit detects that the electric signal accessed by the input end of the remote control circuit changes, and outputting 1 level at the output end when the remote control circuit receives the remote control signal, wherein the switch selection circuit is provided with a first input end, a second input end and a second input end, and a third input end, and a fourth end, wherein the third end is connected with the input end, the second end, the third end, the fourth, and the fourth, and the fourth, and the fourth, and, The power supply circuit comprises a second input end, a control end, an output end, an anode and a cathode, wherein when the control end is connected with a level 1, the electric signal of the output end is the electric signal connected with the first input end, when the control end is connected with a level 0, the electric signal of the output end is the electric signal connected with the second input end, the live wire input end of the rectification circuit is used as the live wire end of the remote control dimming LED lamp, the zero wire input end of the rectification circuit is used as the zero wire end of the remote control dimming LED lamp, and the anode output end of the rectification circuit is respectively connected with the anode of the power conversion circuit and the input end of the power supply circuit; the positive output end of the power conversion circuit is respectively connected with the positive electrode of the high-color-temperature LED circuit and the positive electrode of the low-color-temperature LED circuit, the negative electrode of the high-color-temperature LED circuit is connected with the first output end of the color temperature adjusting circuit, the negative electrode of the low-color-temperature LED circuit is connected with the second output end of the color temperature adjusting circuit, the negative electrode of the color temperature adjusting circuit is connected with the negative output end of the power conversion circuit, the input end of the dimming interface circuit is used as the positive signal end of the remote control dimming LED lamp, the negative electrode of the dimming interface circuit is used as the negative signal end of the remote control dimming LED lamp, the positive electrode of the dimming interface circuit is connected with the first voltage end of the power conversion circuit, and the negative electrode of the dimming interface circuit is connected with the second voltage end of the power conversion circuit, the output end of the dimming interface circuit is connected with the input end of the isolation transmission circuit, the negative electrode of the isolation transmission circuit is connected with the negative electrode of the dimming interface circuit, the positive electrode of the remote control circuit, the positive electrode of the switch selection circuit and the output end of the power supply circuit are connected, the first control end of the remote control circuit is connected with the first input end of the switch selection circuit, the output end of the remote control circuit is connected with the control end of the switch selection circuit, the input end of the remote control circuit, the positive output end of the isolation transmission circuit and the second input end of the switch selection circuit are connected, the output end of the switch selection circuit is connected with the control end of the power conversion circuit, and the second control end of the remote control circuit is connected with the positive control end of the color temperature adjusting circuit, the negative control end of the color temperature adjusting circuit is connected with the negative electrode of the remote control circuit, and the negative electrode of the switch selection circuit, the negative output end of the isolation transmission circuit, the negative electrode of the remote control circuit, the negative electrode of the power supply circuit, the negative electrode of the power conversion circuit and the negative output end of the rectification circuit are connected; when a control switch of the 0-10V dimmer is switched to a connection state from a disconnection state, a voltage signal is output between a positive signal end and a negative signal end of the 0-10V dimmer, mains voltage is connected between a zero line input end and a live line input end of the rectifying circuit, the power supply circuit provides working voltage for the switch selection circuit and the remote control circuit at the moment, a first control end and a second control end of the remote control circuit output respective default electric signals, an output end of the remote control circuit outputs a default 0 level, voltage is output between a first voltage end and a second voltage end of the power conversion circuit to provide working voltage for the dimming interface circuit, the dimming interface circuit converts a voltage control signal output by the 0-10V dimmer into a PWM signal, and the PWM signal is transmitted to the second input end of the switch selection circuit through the isolation transmission circuit, because the control end of the switch selection circuit is at 0 level at this time, the output end of the switch selection circuit outputs an electric signal accessed by the second input end of the switch selection circuit, the power conversion circuit outputs a corresponding current between the positive output end and the negative output end of the power conversion circuit to drive the LED light-emitting module to correspondingly emit light under the control of the electric signal, the light-emitting brightness of the LED light-emitting module corresponds to the magnitude of a voltage control signal output by the 0-10V dimmer at this time, meanwhile, the color temperature adjusting circuit controls the light-emitting color temperature of the LED light-emitting module to be a default color temperature under the drive of a default color temperature electric signal at the second control end of the remote control circuit, when the 0-10V remote controller is used for dimming, the magnitude of the voltage control signal output by the 0-10V remote controller can be changed, and the PWM signal output by the output end of the dimming interface circuit also correspondingly changes, the isolating transmission circuit outputs the PWM signal at the output end thereof, the input end of the remote control circuit receives the PWM signal output by the output end of the isolating transmission circuit, compares the PWM signal with the PWM signal stored in the isolating transmission circuit, detects that the electrical signal received by the input end of the remote control circuit is changed, updates the PWM signal stored in the remote control circuit by using the currently received PWM signal and outputs 0 level at the output end of the remote control circuit, the output end of the switch selection circuit outputs the PWM signal output by the output end of the isolating transmission circuit, the power conversion circuit outputs current with corresponding magnitude between the positive output end and the negative output end of the power conversion circuit under the control of the PWM signal to drive the LED light-emitting module to emit light, so that the light-emitting brightness of the LED light-emitting module also changes correspondingly and becomes the brightness currently set by the 0-10V remote controller, when the LED light-emitting module is used for dimming by using a 0-10V dimmer, the color temperature of the light emitted by the LED light-emitting module cannot be changed; when the remote control circuit receives a remote control signal transmitted by a remote controller, the remote control circuit enters a remote controller dimming mode, the output end of the remote control circuit is set to be at 1 level, a corresponding brightness electric signal is output at a first control end of the remote control circuit, a corresponding color temperature electric signal is output at a second control end of the remote control circuit, the output end of the switch selection circuit outputs the brightness electric signal output by the first control end of the remote control circuit, if the currently received remote control signal only comprises a color temperature adjusting signal, the brightness electric signal output by the first control end of the remote control circuit corresponds to a newly stored PWM signal in the remote control circuit, the color temperature electric signal output by the second control end of the remote control circuit corresponds to a current color temperature adjusting signal, and if the currently received remote control signal only comprises a dimming signal, the brightness electric signal output by the first control end of the remote control circuit corresponds to the current dimming signal, the color temperature electric signal output by the second control end of the remote control circuit keeps unchanged, if the currently received remote control signal comprises both the dimming signal and the color temperature adjusting signal, the brightness electric signal output by the first control end of the remote control circuit corresponds to the current dimming signal, and the color temperature electric signal output by the second control end of the remote control circuit corresponds to the current color temperature adjusting signal; the color temperature adjusting circuit sets the current size proportion output by the first output end and the second output end of the color temperature adjusting circuit based on the color temperature electric signal accessed by the positive control end of the color temperature adjusting circuit, and adjusts the color temperature of the LED light-emitting module to enable the color temperature of the LED light-emitting module to correspond to the color temperature electric signal currently output by the remote control circuit; the control end of the power conversion circuit is connected to a brightness electric signal output by the first control end of the remote control circuit, and the power conversion circuit sets the current output between the positive output end and the negative output end of the power conversion circuit based on the brightness electric signal, so that the luminous brightness of the LED luminous module corresponds to the brightness electric signal currently output by the remote control circuit; in the dimming mode of the remote controller, if the remote control circuit receives the remote control signal again, the output end of the remote control circuit is kept at 1 level and the brightness electric signal of the first control end and the color temperature electric signal of the second control end are set again according to the remote control signal, the output end of the switch selection circuit outputs the brightness electric signal of the first control end of the remote control circuit at present, if the dimming is carried out by using the 0-10V dimmer, the output end of the remote control circuit is changed to 0 level after the input end of the remote control circuit receives the changed voltage control signal output by the 0-10V dimmer, the output end of the switch selection circuit outputs the electric signal output by the isolation transmission circuit, and the electric signal of the second control end of the remote control circuit is kept unchanged. In the circuit, the switch selection circuit is used for directly connecting the electric signal output by the isolation transmission circuit to the control end of the power conversion circuit, and the dimming is smoother when a dimmer is used for dimming.
The remote control circuit comprises a receiving head circuit and a remote control decoding circuit, wherein the receiving head circuit is used for receiving a remote control signal transmitted by a remote controller, converting the received remote control signal into 1 level or 0 level in real time according to a preset rule and then outputting the signal, the signal output by the receiving head circuit forms a level signal pulse train, the remote control decoding circuit can receive the level signal pulse train output by the receiving head circuit and decode the received level signal pulse train according to the preset rule to obtain a brightness electric signal or a color temperature electric signal, the remote control decoding circuit can also periodically detect the 1 level time and the 0 level time in a received PWM signal period, then store the detected time data and compare the time data of the 1 level time and the 0 level time of the subsequently detected PWM signal period with the time data stored in the remote control decoding circuit, if the time data are different, the new time data are used for replacing the old time data for storage, the stored time data of 1 level time and 0 level time in one PWM signal period can be converted into PWM electrical signals with corresponding duty ratios to be output as brightness electrical signals, the receiving head circuit is provided with an anode, a cathode and an output end, the remote control decoding circuit is provided with an anode, a cathode, a remote control signal input end, a first PWM end and a second PWM end, the receiving head circuit is realized by adopting a remote control receiving circuit structure with a remote control receiving head as a core, the remote control decoding circuit is realized by adopting a decoding circuit structure with a single chip microcomputer as a core, the single chip microcomputer is packaged by SOP8, the single chip microcomputer is provided with three unused pins, and two unused pins of the three unused pins of the single chip microcomputer are respectively defined as an input pin and an output pin, the input pin of the single-chip microcomputer is used as the input end of the remote control circuit, the output pin of the single-chip microcomputer is used as the output end of the remote control circuit, the first PWM end of the remote control decoding circuit is used for outputting a brightness electric signal obtained by decoding, the second PWM end of the remote control decoding circuit is used for outputting a color temperature electric signal obtained by decoding, the anode of the receiving head circuit is connected with the anode of the remote control decoding circuit, the connecting end of the receiving head circuit is the anode of the remote control circuit, the cathode of the receiving head circuit is connected with the cathode of the remote control decoding circuit, the connecting end of the receiving head circuit is the cathode of the remote control circuit, the output end of the receiving head circuit is connected with the remote control signal input end of the remote control decoding circuit, and the first PWM end of the remote control decoding circuit is the first control end of the remote control circuit, and the second PWM end of the remote control decoding circuit is the second control end of the remote control circuit. The remote control circuit realizes the required functions by utilizing the residual resources of the existing circuit, has less circuit structure change, can shorten the design period and has lower cost.
The switch selection circuit comprises a first resistor and a first integrated circuit chip, the reference model of the first integrated circuit chip is ET3157, and when the 6 th pin of the first integrated circuit chip is at 1 level, the 1 st pin and the 4 th pin of the first integrated circuit chip are conducted; when the 6 th pin of the first integrated circuit chip is at 0 level, the 3 rd pin and the 4 th pin of the first integrated circuit chip are conducted, the 1 st pin of the first integrated circuit chip is the first input end of the switch selection circuit, the 2 nd pin of the first integrated circuit chip is the negative electrode of the switch selection circuit, the 3 rd pin of the first integrated circuit chip is the second input end of the switch selection circuit, and the 6 th pin of the first integrated circuit chip is the control end of the switch selection circuit; the 4 th pin of the first integrated circuit chip is connected with one end of the first resistor, the connecting end of the first integrated circuit chip is the output end of the switch selection circuit, the 5 th pin of the first integrated circuit chip is connected with the other end of the first resistor, and the connecting end of the first integrated circuit chip is the anode of the switch selection circuit. The switch selection circuit is realized by utilizing an integrated circuit chip and a resistor, and a signal selection function is realized by adopting a simple circuit structure, so that the switch selection circuit not only has higher reliability, but also has lower cost.
Compared with the prior art, the invention has the advantages that the positive signal end and the negative signal end are arranged in the remote control dimming LED lamp, so that the voltage control signal output by the 0-10V dimmer can be connected between the positive signal end and the negative signal end of the remote control dimming LED lamp, if the live wire end and the zero wire end of the remote control dimming LED lamp are connected to a mains supply power grid through a conventional control switch, the positive signal end and the negative signal end are in an idle state, the remote control dimming LED lamp is taken as a conventional remote control dimming LED lamp and can be dimmed through a remote controller, if the live wire end and the zero wire end of the remote control dimming LED lamp are connected to the mains supply power grid through the port of the 0-10V dimmer control switch, the positive signal end of the remote control dimming LED lamp is connected with the positive signal end of the 0-10V dimmer, the negative signal end of the remote control dimming LED lamp is connected with the negative signal end of the 0-10V dimmer, at the moment, the remote control dimming LED lamp is used as a compatible dimming lamp, can be switched in a voltage control signal output by a 0-10V dimmer to perform dimming, and can also perform dimming and color temperature dimming through a remote controller; the remote control dimming LED lamp has two dimming modes, namely a dimmer dimming mode and a remote controller dimming mode, the default dimming mode is the dimmer dimming mode, and the light-emitting color temperature of the remote control dimming LED lamp is the default color temperature in the default dimming mode; the remote control dimming LED lamp is in a light-off state when disconnected from mains supply voltage and in a light-on state when connected to the mains supply voltage, when entering the light-on state from the light-off state, the remote control dimming LED lamp enters a default dimmer dimming mode, the brightness of the remote control dimming LED lamp can be adjusted through a dimmer at the moment, the remote control dimming LED lamp keeps the dimmer dimming mode before a remote control signal sent by a remote controller is not received, the remote control dimming LED lamp enters the remote controller dimming mode after the remote control signal is received, and the brightness and the color temperature of the remote control dimming LED lamp correspond to the brightness and the color temperature set by the current remote control signal at the moment; when the 0-10V dimmer is used for dimming, the brightness of the remote control dimming LED lamp is the brightness set by the 0-10V dimmer; no matter the remote control dimming LED lamp is in a dimmer dimming mode or a remote controller dimming mode, if the 0-10V dimmer is used for dimming, the remote control dimming LED lamp can detect that a voltage control signal output by the 0-10V dimmer changes, at the moment, the remote control dimming LED lamp enters the dimmer dimming mode, and the brightness of the remote control dimming LED lamp corresponds to the magnitude of the voltage control signal currently output by the 0-10V dimmer; whether the remote control dimming LED lamp is in the dimmer dimming mode or the remote controller dimming mode, if the remote controller is used for dimming, when the remote control dimming LED lamp receives a remote control signal, the remote control dimming LED lamp enters the remote controller dimming mode, if the remote control signal currently received by the remote control dimming LED lamp only comprises a dimming signal, the brightness of the remote control dimming LED lamp is changed into the brightness set by the current remote control signal, and the color temperature of the remote control dimming LED lamp is kept unchanged, if the remote control signal currently received by the remote control dimming LED lamp only comprises a color temperature adjusting signal, the color temperature of the remote control dimming LED lamp is changed into the color temperature set by the current remote control signal, and the brightness and the color temperature of the remote control dimming LED lamp are changed into the brightness and the color temperature set by the current remote control signal, so that the remote control dimming LED lamp can be independently used as a conventional remote control LED lamp, the remote-control dimming is carried out under the control of the remote controller, the LED lamp can also be used as a compatible dimming lamp to replace a 0-10V dimming LED lamp to be matched with a 0-10V dimmer installed in a traditional mode for use, and manual dimming is carried out through the 0-10V dimmer, so that different use requirements are met, and the LED lamp has a wider application prospect.
Drawings
Fig. 1 is a schematic structural diagram of a conventional remote-control dimming LED lamp;
FIG. 2 is a schematic structural diagram of a conventional 0-10V dimming LED lamp;
FIG. 3 is a schematic structural diagram of a remote dimming LED lamp compatible with a 0-10V dimmer according to the present invention;
fig. 4 is a schematic structural diagram of a remote control circuit and a switch selection circuit of the remote control dimming LED lamp compatible with the 0-10V dimmer of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
Example (b): a remote control dimming LED lamp compatible with a 0-10V dimmer is provided with a live wire end and a zero line end, mains supply voltage is connected between the live wire end and the zero line end of the remote control dimming LED lamp, if the live wire end and the zero line end of the remote control dimming LED lamp are connected to a mains supply power grid through a conventional control switch, the remote control dimming LED lamp serves as a conventional remote control dimming LED lamp and can be dimmed through a remote controller, the remote control dimming LED lamp is also provided with a positive signal end and a negative signal end, and a voltage control signal output by the 0-10V dimmer can be connected between the positive signal end and the negative signal end of the remote control dimming LED lamp; if the live wire end and the zero line end of the remote control dimming LED lamp are connected to a mains supply power grid through a port of a control switch of a 0-10V dimmer, a positive signal end of the remote control dimming LED lamp is connected with a positive signal end of the 0-10V dimmer, and a negative signal end of the remote control dimming LED lamp is connected with a negative signal end of the 0-10V dimmer, the remote control dimming LED lamp is used as a compatible dimming lamp, can be connected with a voltage control signal output by the 0-10V dimmer for dimming, and can also be used for dimming and color temperature regulation through a remote controller; the remote control dimming LED lamp has two dimming modes, namely a dimmer dimming mode and a remote controller dimming mode, the default dimming mode is the dimmer dimming mode, and the light-emitting color temperature of the remote control dimming LED lamp is the default color temperature in the default dimming mode; the remote control dimming LED lamp is in a light-off state when disconnected from mains supply voltage and in a light-on state when connected to the mains supply voltage, when entering the light-on state from the light-off state, the remote control dimming LED lamp enters a default dimmer dimming mode, the brightness of the remote control dimming LED lamp can be adjusted through a dimmer at the moment, the remote control dimming LED lamp keeps the dimmer dimming mode before a remote control signal sent by a remote controller is not received, the remote control dimming LED lamp enters the remote controller dimming mode after the remote control signal is received, and the brightness and the color temperature of the remote control dimming LED lamp correspond to the brightness and the color temperature set by the current remote control signal at the moment; when the 0-10V dimmer is used for dimming, the brightness of the remote control dimming LED lamp is the brightness set by the 0-10V dimmer; no matter the remote control dimming LED lamp is in a dimmer dimming mode or a remote controller dimming mode, if the 0-10V dimmer is used for dimming, the remote control dimming LED lamp can detect that a voltage control signal output by the 0-10V dimmer changes, at the moment, the remote control dimming LED lamp enters the dimmer dimming mode, and the brightness of the remote control dimming LED lamp corresponds to the magnitude of the voltage control signal currently output by the 0-10V dimmer; no matter the remote control dimming LED lamp is in the dimmer dimming mode or the remote controller dimming mode, if the remote controller is used for dimming, when the remote control dimming LED lamp receives a remote control signal, the remote control dimming LED lamp enters the remote controller dimming mode, if the remote control signal currently received by the remote control dimming LED lamp only comprises a dimming signal, the brightness of the remote control dimming LED lamp is changed into the brightness set by the current remote control signal, and the color temperature of the remote control dimming LED lamp is kept unchanged, if the remote control signal currently received by the remote control dimming LED lamp only comprises a color temperature adjusting signal, the color temperature of the remote control dimming LED lamp is changed into the color temperature set by the current remote control signal, and the brightness and the color temperature of the remote control dimming LED lamp are changed into the brightness and the color temperature set by the current remote control signal.
As shown in fig. 3, the remote control dimming LED lamp compatible with the 0-10V dimmer of the present embodiment includes a rectifying circuit, a power converting circuit, an LED lighting module, a color temperature adjusting circuit, a power supply circuit, a dimming interface circuit, an isolation transmission circuit, a remote control circuit and a switch selection circuit, the rectifying circuit has a live line input terminal, a zero line input terminal, a positive output terminal and a negative output terminal, the power converting circuit has a positive electrode, a negative electrode, a positive output terminal, a negative output terminal, a control terminal, a first voltage terminal and a second voltage terminal, and an isolation voltage is provided between the first voltage terminal and the second voltage terminal, the LED lighting module includes a high color temperature LED circuit and a low color temperature LED circuit, both of the high color temperature LED circuit and the low color temperature LED circuit have a positive electrode and a negative electrode, the luminance of the LED lighting module is proportional to the magnitude of the driving current thereof, and the lighting color temperature thereof is determined by the proportion of the currents flowing through the high color temperature LED circuit and the low color temperature LED circuit, the color temperature adjusting circuit is provided with a first output end, a second output end, a negative electrode, a positive control end and a negative control end, the current magnitude proportion flowing through the first output end and the second output end corresponds to the electric signal between the positive control end and the negative control end, the power supply circuit is provided with an input end, an output end and a negative electrode, the dimming interface circuit is provided with a positive electrode, a negative electrode, an input end and an output end, the isolation transmission circuit is provided with a positive output end, a negative output end, an input end and a negative electrode, the positive output end and the negative output end are safely isolated from the input end and the negative electrode, the remote control circuit is provided with a positive electrode, a negative electrode, an input end, an output end, a first control end used for outputting a brightness electric signal and a second control end used for outputting a color temperature electric signal, on one hand, the remote control circuit is used for receiving a remote control signal sent by a remote controller and converting the received remote control signal into a corresponding brightness electric signal according to a set rule and outputting or converting the received remote control signal into a corresponding color temperature electric signal from the first control end The signal is output from the second control end, the remote control circuit is used for detecting whether the electric signal accessed from the input end of the remote control circuit changes or not, when the change is detected, the accessed latest electric signal is stored, the output end of the remote control circuit outputs a 0 level or 1 level signal, the default level signal is 0 level, when the remote control circuit detects that the electric signal accessed from the input end of the remote control circuit changes, the output end of the remote control circuit outputs 0 level, when the remote control circuit receives the remote control signal, the output end of the remote control circuit outputs 1 level, the switch selection circuit is provided with a first input end, a second input end, a control end, an output end, a positive pole and a negative pole, when the control end of the remote control circuit is accessed to 1 level, the electric signal accessed from the first input end of the remote control circuit is the electric signal accessed from the first input end of the remote control circuit, and when the control end of the remote control circuit is accessed to 0 level, the electric signal accessed from the second input end of the remote control circuit is the electric signal accessed from the second input end of the remote control circuit, the live wire input end of the rectifying circuit is used as the live wire end of the remote control dimming LED lamp, the zero line input end of the rectifying circuit is used as the zero line end of the remote control dimming LED lamp, and the positive output end of the rectifying circuit is respectively connected with the positive electrode of the power conversion circuit and the input end of the power supply circuit; the positive output end of the power conversion circuit is respectively connected with the positive electrode of the high-color-temperature LED circuit and the positive electrode of the low-color-temperature LED circuit, the negative electrode of the high-color-temperature LED circuit is connected with the first output end of the color-temperature adjusting circuit, the negative electrode of the low-color-temperature LED circuit is connected with the second output end of the color-temperature adjusting circuit, the negative electrode of the color-temperature adjusting circuit is connected with the negative output end of the power conversion circuit, the input end of the dimming interface circuit is used as the positive signal end of the remote-control dimming LED lamp, the negative electrode of the dimming interface circuit is used as the negative signal end of the remote-control dimming LED lamp, the positive electrode of the dimming interface circuit is connected with the first voltage end of the power conversion circuit, the negative electrode of the dimming interface circuit is connected with the second voltage end of the power conversion circuit, the output end of the dimming interface circuit is connected with the input end of the isolation transmission circuit, the negative electrode of the isolation transmission circuit is connected with the negative electrode of the dimming interface circuit, and the positive electrode of the remote-control circuit, The positive pole of the switch selection circuit is connected with the output end of the power supply circuit, the first control end of the remote control circuit is connected with the first input end of the switch selection circuit, the output end of the remote control circuit is connected with the control end of the switch selection circuit, the input end of the remote control circuit, the positive output end of the isolation transmission circuit and the second input end of the switch selection circuit are connected, the output end of the switch selection circuit is connected with the control end of the power conversion circuit, the second control end of the remote control circuit is connected with the positive control end of the color temperature adjusting circuit, the negative control end of the color temperature adjusting circuit is connected with the negative pole of the remote control circuit, the negative pole of the switch selection circuit, the negative output end of the isolation transmission circuit, the negative pole of the remote control circuit, the negative pole of the power supply circuit, the negative pole of the power conversion circuit and the negative output end of the rectification circuit are connected; when a control switch of the 0-10V dimmer is switched from a disconnection state to a connection state, a voltage signal is output between a positive signal end and a negative signal end of the 0-10V dimmer, mains voltage is connected between a zero line input end and a live line input end of the rectifying circuit, the power supply circuit provides working voltage for the switch selection circuit and the remote control circuit at the moment, a first control end and a second control end of the remote control circuit output respective default electric signals, the output end of the remote control circuit outputs default 0 level, voltage is output between a first voltage end and a second voltage end of the power conversion circuit to provide working voltage for the dimming interface circuit, the dimming interface circuit converts a voltage control signal output by the 0-10V dimmer into a PWM signal, the PWM signal is transmitted to the second input end of the switch selection circuit through the isolation transmission circuit, and the control end of the switch selection circuit is 0 level at the moment, the output end of the switch selection circuit outputs an electric signal accessed by the second input end, the power conversion circuit outputs corresponding current between the positive output end and the negative output end of the power conversion circuit under the control of the electric signal to drive the LED light-emitting module to correspondingly emit light, at the moment, the light-emitting brightness of the LED light-emitting module corresponds to the magnitude of a voltage control signal output by the 0-10V light modulator, meanwhile, the color temperature adjusting circuit controls the light-emitting color temperature of the LED light-emitting module to be default color temperature under the drive of a default color temperature electric signal at the second control end of the remote control circuit, when the 0-10V remote controller is used for light modulation, the magnitude of the voltage control signal output by the 0-10V remote controller is changed, at the moment, the PWM signal output by the output end of the light modulation interface circuit is correspondingly changed, the isolation transmission circuit outputs the PWM signal at the output end of the isolation transmission circuit, and the input end of the remote control circuit receives the PWM signal output by the isolation transmission circuit, comparing the PWM signal with a PWM signal stored in the PWM signal, detecting that an electric signal received by an input end of the PWM signal is changed, updating the PWM signal stored in the PWM signal by adopting the currently received PWM signal, outputting a 0 level at an output end of the PWM signal, outputting the PWM signal output by the output end of the isolation transmission circuit at the output end of the switch selection circuit, outputting current with corresponding magnitude between a positive output end and a negative output end of the power conversion circuit under the control of the PWM signal to drive the LED light-emitting module to emit light, enabling the light-emitting brightness of the LED light-emitting module to be correspondingly changed into the brightness currently set by a 0-10V remote controller, and enabling the light-emitting color temperature of the LED light-emitting module not to be changed when a 0-10V dimmer is used for dimming; when the remote control circuit receives a remote control signal transmitted by a remote controller, the remote control circuit enters a remote controller dimming mode, the remote control circuit sets the output end of the remote control circuit to be 1 level, outputs a corresponding brightness electric signal at a first control end of the remote control circuit, outputs a corresponding color temperature electric signal at a second control end of the remote control circuit, outputs the brightness electric signal output by the first control end of the remote control circuit at the output end of the switch selection circuit, if the currently received remote control signal only comprises a color temperature adjusting signal, the brightness electric signal output by the first control end of the remote control circuit corresponds to a PWM signal newly stored in the remote control circuit, the color temperature electric signal output by the second control end of the remote control circuit corresponds to a current color temperature adjusting signal, and if the currently received remote control signal only comprises a dimming signal, the brightness electric signal output by the first control end of the remote control circuit corresponds to the current dimming signal, the color temperature electric signal output by the second control end of the remote control circuit keeps unchanged, if the currently received remote control signal comprises both the dimming signal and the color temperature adjusting signal, the brightness electric signal output by the first control end of the remote control circuit corresponds to the current dimming signal, and the color temperature electric signal output by the second control end of the remote control circuit corresponds to the current color temperature adjusting signal; the color temperature adjusting circuit sets the current magnitude proportion output by the first output end and the second output end of the color temperature adjusting circuit based on the color temperature electric signal accessed by the positive control end of the color temperature adjusting circuit, and adjusts the color temperature of the LED light-emitting module to enable the color temperature of the LED light-emitting module to correspond to the color temperature electric signal currently output by the remote control circuit; the control end of the power conversion circuit is connected with a brightness electric signal output by the first control end of the remote control circuit, and the power conversion circuit sets the current output between the positive output end and the negative output end of the power conversion circuit based on the brightness electric signal, so that the luminous brightness of the LED luminous module corresponds to the brightness electric signal currently output by the remote control circuit; in the dimming mode of the remote controller, if the remote control circuit receives the remote control signal again, the output end of the remote control circuit is kept to be at the level of 1, the brightness electric signal of the first control end and the color temperature electric signal of the second control end are set again according to the remote control signal, the output end of the switch selection circuit outputs the brightness electric signal of the first control end of the current remote control circuit, if the 0-10V dimmer is used for dimming, after the input end of the remote control circuit receives the voltage control signal output by the 0-10V dimmer, the output end of the remote control circuit is changed to be at the level of 0, the output end of the switch selection circuit outputs the electric signal output by the isolation transmission circuit, and the electric signal of the second control end of the remote control circuit is kept to be unchanged.
As shown in fig. 4, in this embodiment, the remote control circuit includes a receiver circuit and a remote control decoding circuit, the receiver circuit is configured to receive a remote control signal transmitted by a remote controller and convert the received remote control signal into a 1 level or a 0 level in real time according to a preset rule and output the converted signal, the signal output by the receiver circuit forms a level signal pulse train, the remote control decoding circuit is configured to receive the level signal pulse train output by the receiver circuit and decode the received level signal pulse train according to the preset rule to obtain a brightness electrical signal or a color temperature electrical signal, the remote control decoding circuit is further configured to periodically detect a 1 level time and a 0 level time in a received PWM signal cycle, store the detected time data, and compare the time data of the subsequently detected 1 level time and 0 level time in the PWM signal cycle with the time data stored therein, if the time data are different, the new time data are used for replacing the old time data for storage, the stored time data of 1 level time and 0 level time in one PWM signal period can be converted into PWM electrical signals with corresponding duty ratios to be output as brightness electrical signals, the receiving head circuit is provided with an anode, a cathode and an output end, the remote control decoding circuit is provided with an anode, a cathode, a remote control signal input end, a first PWM end and a second PWM end, the receiving head circuit is realized by adopting a remote control receiving circuit structure taking the remote control receiving head as a core, the remote control decoding circuit is realized by adopting a decoding circuit structure taking a single chip microcomputer as a core, the single chip microcomputer is packaged by SOP8, the single chip microcomputer is not utilized, two pins of the three pins which are not utilized by the single chip microcomputer are respectively defined as an input pin and an output pin, and the input pin of the single chip microcomputer is used as the input end of the remote control circuit, the output pin of the single chip microcomputer is used as the output end of the remote control circuit, the first PWM end of the remote control decoding circuit is used for outputting a brightness electric signal obtained by decoding, the second PWM end of the remote control decoding circuit is used for outputting a color temperature electric signal obtained by decoding, the anode of the receiving head circuit is connected with the anode of the remote control decoding circuit, the connecting end of the receiving head circuit is the anode of the remote control circuit, the cathode of the receiving head circuit is connected with the cathode of the remote control decoding circuit, the connecting end of the receiving head circuit is the cathode of the remote control circuit, the output end of the receiving head circuit is connected with the remote control signal input end of the remote control decoding circuit, the first PWM end of the remote control decoding circuit is the first control end of the remote control circuit, and the second PWM end of the remote control decoding circuit is the second control end of the remote control circuit.
As shown in fig. 4, in the present embodiment, the switch selection circuit includes a first resistor R1 and a first ic chip U1, the reference model of the first ic chip U1 is ET3157, and when the 6 th pin of the first ic chip U1 is at 1 level, the 1 st pin and the 4 th pin are turned on; when the 6 th pin of the first integrated circuit chip U1 is at 0 level, the 3 rd pin and the 4 th pin of the first integrated circuit chip U1 are conducted, the 1 st pin of the first integrated circuit chip U1 is a first input end of the switch selection circuit, the 2 nd pin of the first integrated circuit chip U1 is a negative electrode of the switch selection circuit, the 3 rd pin of the first integrated circuit chip U1 is a second input end of the switch selection circuit, and the 6 th pin of the first integrated circuit chip U1 is a control end of the switch selection circuit; the 4 th pin of the first integrated circuit chip U1 is connected with one end of the first resistor R1, the connection end of the first integrated circuit chip U1 is the output end of the switch selection circuit, the 5 th pin of the first integrated circuit chip U1 is connected with the other end of the first resistor R1, and the connection end of the first integrated circuit chip U1 is the anode of the switch selection circuit.

Claims (4)

1. A remote control dimming LED lamp compatible with a 0-10V dimmer is provided with a live wire end and a zero line end, mains supply voltage is connected between the live wire end and the zero line end of the remote control dimming LED lamp, and if the live wire end and the zero line end of the remote control dimming LED lamp are connected to a mains supply power grid through a conventional control switch, the remote control dimming LED lamp is used as a conventional remote control dimming LED lamp and can be dimmed through a remote controller, the remote control dimming LED lamp is characterized in that the remote control dimming LED lamp is also provided with a positive signal end and a negative signal end, and a voltage control signal output by the 0-10V dimmer can be connected between the positive signal end and the negative signal end of the remote control dimming LED lamp; if the live wire end and the zero line end of the remote control dimming LED lamp are connected to a mains supply power grid through a port of a control switch of a 0-10V dimmer, a positive signal end of the remote control dimming LED lamp is connected with a positive signal end of the 0-10V dimmer, and a negative signal end of the remote control dimming LED lamp is connected with a negative signal end of the 0-10V dimmer, the remote control dimming LED lamp is used as a compatible dimming lamp, can be connected with a voltage control signal output by the 0-10V dimmer for dimming, and can also be used for dimming and color temperature regulation through a remote controller;
the remote control dimming LED lamp has two dimming modes, namely a dimmer dimming mode and a remote controller dimming mode, the default dimming mode is the dimmer dimming mode, and the light-emitting color temperature of the remote control dimming LED lamp is the default color temperature in the default dimming mode; the remote control dimming LED lamp is in a light-off state when disconnected from mains supply voltage and in a light-on state when connected to the mains supply voltage, when the remote control dimming LED lamp enters the light-on state from the light-off state, the remote control dimming LED lamp enters a default dimmer dimming mode, the brightness of the remote control dimming LED lamp can be adjusted through a dimmer, the remote control dimming LED lamp keeps the dimmer dimming mode before a remote control signal sent by a remote controller is not received, the remote control dimming LED lamp enters the dimmer dimming mode after the remote control signal is received, and the brightness and the color temperature of the remote control dimming LED lamp correspond to the brightness and the color temperature set for the current remote control signal; when the 0-10V dimmer is used for dimming, the brightness of the remote control dimming LED lamp is the brightness set by the 0-10V dimmer; whether the remote control dimming LED lamp is in a dimmer dimming mode or a remote controller dimming mode, if the remote control dimming LED lamp is dimmed by using a 0-10V dimmer, the remote control dimming LED lamp can detect that a voltage control signal output by the 0-10V dimmer changes, at the moment, the remote control dimming LED lamp enters the dimmer dimming mode, and the brightness of the remote control dimming LED lamp corresponds to the magnitude of the voltage control signal currently output by the 0-10V dimmer; whether the remote dimming LED fixture is in the dimmer dimming mode or the remote dimming mode, if the remote controller is used for dimming, when the remote control dimming LED lamp receives a remote control signal, the remote control dimming LED lamp enters a remote controller dimming mode, if the remote control signal currently received by the remote control dimming LED lamp only comprises the dimming signal, the brightness of the remote control dimming LED lamp is changed into the brightness set by the current remote control signal, the color temperature is kept unchanged, if the remote control signal currently received by the remote control dimming LED lamp only comprises the color temperature adjusting signal, the color temperature of the remote control dimming LED lamp is changed into the color temperature set by the current remote control signal, and the light emitting brightness is kept unchanged, if the remote control signal received by the remote control dimming LED lamp currently comprises the dimming signal and the color temperature adjusting signal, the brightness and the color temperature of the remote control dimming LED lamp become the brightness and the color temperature set by the current remote control signal.
2. The remote control dimming LED lamp compatible with the 0-10V dimmer according to claim 1, comprising a rectifying circuit, a power converting circuit, an LED light emitting module, a color temperature adjusting circuit, a power supply circuit, a dimming interface circuit, an isolation transmission circuit, a remote control circuit and a switch selection circuit, wherein the rectifying circuit has a live wire input terminal, a neutral wire input terminal, a positive output terminal and a negative output terminal, the power converting circuit has a positive electrode, a negative electrode, a positive output terminal, a negative output terminal, a control terminal, a first voltage terminal and a second voltage terminal, and an isolation voltage is provided between the first voltage terminal and the second voltage terminal, the LED light emitting module comprises a high color temperature LED circuit and a low color temperature LED circuit, the high color temperature LED circuit and the low color temperature LED circuit both have a positive electrode and a negative electrode, and the light emitting brightness of the LED light emitting module is proportional to the magnitude of the driving current thereof, the luminous color temperature is determined by the current intensity ratio flowing through the high color temperature LED circuit and the low color temperature LED circuit, the color temperature adjusting circuit is provided with a first output end, a second output end, a negative electrode, a positive control end and a negative control end, the current intensity ratio flowing through the first output end and the second output end corresponds to the electric signal between the positive control end and the negative control end, the power supply circuit is provided with an input end, an output end and a negative electrode, the dimming interface circuit is provided with a positive electrode, a negative electrode, an input end and an output end, the isolation transmission circuit is provided with a positive output end, a negative output end, an input end and a negative electrode, the positive output end and the negative output end are safely isolated from the input end and the negative electrode, the remote control circuit is provided with a positive electrode, a negative electrode, an input end, an output end, a first control end used for outputting a brightness electric signal and a second control end used for outputting the color temperature electric signal, the remote control circuit is used for receiving a remote control signal sent by a remote controller, converting the received remote control signal into a corresponding brightness electric signal according to a set rule and outputting the brightness electric signal from a first control end or converting the brightness electric signal into a corresponding color temperature electric signal and outputting the color temperature electric signal from a second control end, and is used for detecting whether the electric signal accessed by the input end of the remote control circuit changes or not, storing the latest accessed electric signal when the change is detected, outputting a 0 level or 1 level signal at the output end of the remote control circuit, wherein the default level signal is 0 level, outputting 0 level at the output end when the remote control circuit detects that the electric signal accessed by the input end of the remote control circuit changes, and outputting 1 level at the output end when the remote control circuit receives the remote control signal, wherein the switch selection circuit is provided with a first input end, a second input end and a second input end, and a third input end, and a fourth end, wherein the third end is connected with the input end, the second end, the third end, the fourth, and the fourth, and the fourth, and the fourth, and, The power supply circuit comprises a second input end, a control end, an output end, an anode and a cathode, wherein when the control end is connected with a level 1, the electric signal of the output end is the electric signal connected with the first input end, when the control end is connected with a level 0, the electric signal of the output end is the electric signal connected with the second input end, the live wire input end of the rectification circuit is used as the live wire end of the remote control dimming LED lamp, the zero wire input end of the rectification circuit is used as the zero wire end of the remote control dimming LED lamp, and the anode output end of the rectification circuit is respectively connected with the anode of the power conversion circuit and the input end of the power supply circuit; the positive output end of the power conversion circuit is respectively connected with the positive electrode of the high-color-temperature LED circuit and the positive electrode of the low-color-temperature LED circuit, the negative electrode of the high-color-temperature LED circuit is connected with the first output end of the color temperature adjusting circuit, the negative electrode of the low-color-temperature LED circuit is connected with the second output end of the color temperature adjusting circuit, the negative electrode of the color temperature adjusting circuit is connected with the negative output end of the power conversion circuit, the input end of the dimming interface circuit is used as the positive signal end of the remote control dimming LED lamp, the negative electrode of the dimming interface circuit is used as the negative signal end of the remote control dimming LED lamp, the positive electrode of the dimming interface circuit is connected with the first voltage end of the power conversion circuit, and the negative electrode of the dimming interface circuit is connected with the second voltage end of the power conversion circuit, the output end of the dimming interface circuit is connected with the input end of the isolation transmission circuit, the negative electrode of the isolation transmission circuit is connected with the negative electrode of the dimming interface circuit, the positive electrode of the remote control circuit, the positive electrode of the switch selection circuit and the output end of the power supply circuit are connected, the first control end of the remote control circuit is connected with the first input end of the switch selection circuit, the output end of the remote control circuit is connected with the control end of the switch selection circuit, the input end of the remote control circuit, the positive output end of the isolation transmission circuit and the second input end of the switch selection circuit are connected, the output end of the switch selection circuit is connected with the control end of the power conversion circuit, and the second control end of the remote control circuit is connected with the positive control end of the color temperature adjusting circuit, the negative control end of the color temperature adjusting circuit is connected with the negative electrode of the remote control circuit, and the negative electrode of the switch selection circuit, the negative output end of the isolation transmission circuit, the negative electrode of the remote control circuit, the negative electrode of the power supply circuit, the negative electrode of the power conversion circuit and the negative output end of the rectification circuit are connected; when a control switch of the 0-10V dimmer is switched to a connection state from a disconnection state, a voltage signal is output between a positive signal end and a negative signal end of the 0-10V dimmer, mains voltage is connected between a zero line input end and a live line input end of the rectifying circuit, the power supply circuit provides working voltage for the switch selection circuit and the remote control circuit at the moment, a first control end and a second control end of the remote control circuit output respective default electric signals, an output end of the remote control circuit outputs a default 0 level, voltage is output between a first voltage end and a second voltage end of the power conversion circuit to provide working voltage for the dimming interface circuit, the dimming interface circuit converts a voltage control signal output by the 0-10V dimmer into a PWM signal, and the PWM signal is transmitted to the second input end of the switch selection circuit through the isolation transmission circuit, because the control end of the switch selection circuit is at 0 level at this time, the output end of the switch selection circuit outputs an electric signal accessed by the second input end of the switch selection circuit, the power conversion circuit outputs a corresponding current between the positive output end and the negative output end of the power conversion circuit to drive the LED light-emitting module to correspondingly emit light under the control of the electric signal, the light-emitting brightness of the LED light-emitting module corresponds to the magnitude of a voltage control signal output by the 0-10V dimmer at this time, meanwhile, the color temperature adjusting circuit controls the light-emitting color temperature of the LED light-emitting module to be a default color temperature under the drive of a default color temperature electric signal at the second control end of the remote control circuit, when the 0-10V remote controller is used for dimming, the magnitude of the voltage control signal output by the 0-10V remote controller can be changed, and the PWM signal output by the output end of the dimming interface circuit also correspondingly changes at this time, the isolating transmission circuit outputs the PWM signal at the output end thereof, the input end of the remote control circuit receives the PWM signal output by the output end of the isolating transmission circuit, compares the PWM signal with the PWM signal stored in the isolating transmission circuit, detects that the electrical signal received by the input end of the remote control circuit is changed, updates the PWM signal stored in the remote control circuit by using the currently received PWM signal and outputs 0 level at the output end of the remote control circuit, the output end of the switch selection circuit outputs the PWM signal output by the output end of the isolating transmission circuit, the power conversion circuit outputs current with corresponding magnitude between the positive output end and the negative output end of the power conversion circuit under the control of the PWM signal to drive the LED light-emitting module to emit light, so that the light-emitting brightness of the LED light-emitting module also changes correspondingly and becomes the brightness currently set by the 0-10V remote controller, when the LED light-emitting module is used for dimming by using a 0-10V dimmer, the color temperature of the light emitted by the LED light-emitting module cannot be changed; when the remote control circuit receives a remote control signal transmitted by a remote controller, the remote control circuit enters a remote controller dimming mode, the output end of the remote control circuit is set to be at 1 level, a corresponding brightness electric signal is output at a first control end of the remote control circuit, a corresponding color temperature electric signal is output at a second control end of the remote control circuit, the output end of the switch selection circuit outputs the brightness electric signal output by the first control end of the remote control circuit, if the currently received remote control signal only comprises a color temperature adjusting signal, the brightness electric signal output by the first control end of the remote control circuit corresponds to a newly stored PWM signal in the remote control circuit, the color temperature electric signal output by the second control end of the remote control circuit corresponds to a current color temperature adjusting signal, and if the currently received remote control signal only comprises a dimming signal, the brightness electric signal output by the first control end of the remote control circuit corresponds to the current dimming signal, the color temperature electric signal output by the second control end of the remote control circuit keeps unchanged, if the currently received remote control signal comprises both the dimming signal and the color temperature adjusting signal, the brightness electric signal output by the first control end of the remote control circuit corresponds to the current dimming signal, and the color temperature electric signal output by the second control end of the remote control circuit corresponds to the current color temperature adjusting signal; the color temperature adjusting circuit sets the current size proportion output by the first output end and the second output end of the color temperature adjusting circuit based on the color temperature electric signal accessed by the positive control end of the color temperature adjusting circuit, and adjusts the color temperature of the LED light-emitting module to enable the color temperature of the LED light-emitting module to correspond to the color temperature electric signal currently output by the remote control circuit; the control end of the power conversion circuit is connected to a brightness electric signal output by the first control end of the remote control circuit, and the power conversion circuit sets the current output between the positive output end and the negative output end of the power conversion circuit based on the brightness electric signal, so that the luminous brightness of the LED luminous module corresponds to the brightness electric signal currently output by the remote control circuit; in a dimming mode of the remote controller, if the remote control circuit receives a remote control signal again, the output end of the remote control circuit is kept at a level of 1, and a brightness electric signal of the first control end and a color temperature electric signal of the second control end are set again according to the remote control signal, the output end of the switch selection circuit outputs the brightness electric signal of the first control end of the remote control circuit at present, if a 0-10V dimmer is used for dimming, the input end of the remote control circuit receives a voltage control signal output by the 0-10V dimmer, the output end of the switch selection circuit is changed to a level of 0, the output end of the switch selection circuit outputs an electric signal output by the isolation transmission circuit, and the electric signal of the second control end of the remote control circuit is kept at the level.
3. The LED lamp with 0-10V dimmer compatible with remote control as claimed in claim 2, wherein said remote control circuit comprises a receiver circuit and a remote control decoding circuit, said receiver circuit is used for receiving the remote control signal transmitted by the remote controller and converting the received remote control signal into 1 level or 0 level in real time according to the preset rule and then outputting, the signal outputted by said receiver circuit forms a level signal pulse train, said remote control decoding circuit is capable of receiving the level signal pulse train outputted by said receiver circuit and decoding the received level signal pulse train according to the preset rule to obtain the brightness electric signal or the color temperature electric signal, said remote control decoding circuit is also capable of periodically detecting the 1 level time and the 0 level time in the received PWM signal cycle, then storing the detected time data, comparing the time data of 1 level time and 0 level time of a PWM signal period detected subsequently with the time data stored in the time data, if the time data are different, using new time data to replace old time data for storage, and converting the stored time data of 1 level time and 0 level time in a PWM signal period into PWM electrical signals with corresponding duty ratio to be output as brightness electrical signals, wherein the receiving head circuit is provided with an anode, a cathode and an output end, the remote control decoding circuit is provided with an anode, a cathode, a remote control signal input end, a first PWM end and a second PWM end, the receiving head circuit is realized by adopting a remote control receiving circuit structure taking a remote control receiving head as a core, and the remote control decoding circuit is realized by adopting a decoding circuit structure taking a single chip microcomputer as a core, the single chip microcomputer is packaged by SOP8, three pins of the single chip microcomputer are not utilized, two pins of the three pins which are not utilized of the single chip microcomputer are respectively defined as an input pin and an output pin, the input pin of the single chip microcomputer is used as the input end of the remote control circuit, the output pin of the single chip microcomputer is used as the output end of the remote control circuit, a first PWM end of the remote control decoding circuit is used for outputting a brightness electric signal obtained by decoding, a second PWM end of the remote control decoding circuit is used for outputting a color temperature electric signal obtained by decoding, the anode of the receiving head circuit is connected with the anode of the remote control decoding circuit, the connecting end of the receiving head circuit is the anode of the remote control circuit, the cathode of the receiving head circuit is connected with the cathode of the remote control decoding circuit, and the connecting end of the receiving head circuit is the cathode of the remote control circuit, the output end of the receiving head circuit is connected with the remote control signal input end of the remote control decoding circuit, the first PWM end of the remote control decoding circuit is the first control end of the remote control circuit, and the second PWM end of the remote control decoding circuit is the second control end of the remote control circuit.
4. The remote dimming LED lamp compatible with a 0-10V dimmer as claimed in claim 2, wherein said switch selection circuit comprises a first resistor and a first ic chip, the reference type of the first ic chip is ET3157, and when pin 6 of the first ic chip is at 1 level, pin 1 and pin 4 are turned on; when the 6 th pin of the first integrated circuit chip is at 0 level, the 3 rd pin and the 4 th pin of the first integrated circuit chip are conducted, the 1 st pin of the first integrated circuit chip is the first input end of the switch selection circuit, the 2 nd pin of the first integrated circuit chip is the negative electrode of the switch selection circuit, the 3 rd pin of the first integrated circuit chip is the second input end of the switch selection circuit, and the 6 th pin of the first integrated circuit chip is the control end of the switch selection circuit; the 4 th pin of the first integrated circuit chip is connected with one end of the first resistor, the connecting end of the first integrated circuit chip is the output end of the switch selection circuit, the 5 th pin of the first integrated circuit chip is connected with the other end of the first resistor, and the connecting end of the first integrated circuit chip is the anode of the switch selection circuit.
CN202110313818.9A 2021-03-24 2021-03-24 Remote control dimming LED lamp compatible with 0-10V dimmer Withdrawn CN113179564A (en)

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CN110087363A (en) * 2019-05-20 2019-08-02 浙江阳光美加照明有限公司 A kind of Wireless Light modulating toning driving circuit of compatible WIFI and Bluetooth function
CN110099489A (en) * 2019-05-14 2019-08-06 浙江阳光美加照明有限公司 It is a kind of it is compatible silicon controlled light modulation and Wireless Light modulating driving circuit
US10517164B1 (en) * 2019-05-09 2019-12-24 RAB Lighting Inc. Universal phase control dimmer for wireless lighting control

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103347343A (en) * 2013-07-16 2013-10-09 江苏利鼎微系统有限公司 Lighting control circuit with switch dimming function and infrared remote control dimming function
CN108235500A (en) * 2016-12-21 2018-06-29 赵锦薇 L ED lamp special-purpose intelligent wireless remote control dimming driving device
CN109673086A (en) * 2019-02-15 2019-04-23 浙江阳光美加照明有限公司 The LED drive control circuit of compatible Wireless Light modulating toning and switch on wall toning
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Application publication date: 20210727