CN206640837U - A kind of LED control device of compatible voltage light modulation and PWM light modulations - Google Patents
A kind of LED control device of compatible voltage light modulation and PWM light modulations Download PDFInfo
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- CN206640837U CN206640837U CN201720291726.4U CN201720291726U CN206640837U CN 206640837 U CN206640837 U CN 206640837U CN 201720291726 U CN201720291726 U CN 201720291726U CN 206640837 U CN206640837 U CN 206640837U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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Abstract
The utility model discloses the LED control device of a kind of compatible voltage light modulation and PWM light modulations, include PWM light modulator access interfaces, the 10V light modulator access interfaces of voltage 0, and the alternating current input interface sequentially electrically connected, controlled PWM switch power modules, LED connecting interface, the first PWM voltage amplitude adjustment modules are electrically connected between the pwm signal input of PWM light modulators access interface and controlled PWM switch power modules, the present apparatus also includes the triangular wave generator module sequentially electrically connected, voltage comparator module, and the 2nd PWM voltage amplitude adjustment modules, the pwm signal output end of 2nd PWM voltage amplitude adjustment modules electrically connects with the pwm signal input of controlled PWM switch power modules.This case compatibility PWM dims to be dimmed with voltage, is easy to the application demand for meeting people.
Description
[technical field]
It the utility model is related to the LED control device of a kind of compatible voltage light modulation and PWM light modulations.
[background technology]
In the last few years, LED was more and more wider as the lighting source application of new generation of green high-efficient, and LED luminous efficiencies are high, energy
Amount consumes low, long lifespan, and material is recyclable, does not pollute the environment, and has good dimming behavior, more comfortable in order to build
Lighting atmosphere and the energy is saved, the research to LED light regulating technologies seems and its important.However, existing LED power light modulation is all single
A kind of one dimming mode, user can run into many problems in installation and matching process, such as, it is necessary to purchase is in contrast
The light modulation device answered, it is very inconvenient in use, it is impossible to meet the application demand of people, so as to reduce the choosing of client
With influenceing LED power energy-saving effect.
Therefore, above-mentioned defect how is overcome, it has also become those skilled in the art's important topic urgently to be resolved hurrily.
[utility model content]
The utility model overcomes the deficiency of above-mentioned technology, there is provided the LED of a kind of compatible voltage light modulation and PWM light modulations
Control device, its compatible PWM light modulation dim with voltage, are easy to the application demand for meeting people.
To achieve the above object, the utility model employs following technical proposal：
A kind of compatible voltage light modulation and the LED control device of PWM light modulations, include PWM light modulators access interface 1, electricity
Pressure 0-10V light modulators access interface 2 and the alternating current input interface 3 sequentially electrically connected, controlled PWM switch power modules 4,
LED connecting interface 5, the pwm signal of the PWM light modulators access interface 1 and the controlled PWM switch power modules 4 input
The first PWM voltage amplitudes adjustment module 6 for carrying out voltage amplitude regulation to PWM dim signals, institute are electrically connected between end
State device also include sequentially electrically connect for produce triangular wave triangular wave generator module 7, for by triangular wave and voltage 0-
The 0-10V dimmer voltage signals that 10V light modulators access interface 2 inputs are compared to produce the voltage comparator mould of pwm signal
Block 8 and the 2nd PWM voltage amplitudes adjustment module 9 for carrying out voltage amplitude regulation to pwm signal, the 2nd PWM electricity
The pwm signal output end of pressure amplitude degree adjustment module 9 and the pwm signal input of the controlled PWM switch power modules 4 are electrically connected
Connect.
A kind of compatible voltage light modulation as described above and the LED control device of PWM light modulations, the first PWM voltage amplitudes
Degree adjustment module 6, which includes, is sequentially connected electrically in the PWM light modulators access interface 1 and the controlled PWM switch power modules 4
Pwm signal input between be used for pwm signal isolation and amplifier the first light-coupled isolation output module 61 and for pwm signal
The first voltage-regulator diode Voltage stabilizing module 62 that voltage is adjusted.
A kind of compatible voltage light modulation as described above and the LED control device of PWM light modulations, the 2nd PWM voltage amplitudes
Degree adjustment module 9, which includes, is sequentially connected electrically in the voltage comparator module 8 and the controlled PWM switch power modules 4
For the second light-coupled isolation output module 91 of pwm signal isolation and amplifier and for pwm signal electricity between pwm signal input
Press the second voltage-regulator diode Voltage stabilizing module 92 being adjusted.
A kind of compatible voltage light modulation as described above and the LED control device of PWM light modulations, the PWM light modulators access
The earth terminal common ground connection of the earth terminal of interface 1 and the voltage 0-10V light modulators access interface 2.
Compared with prior art, the beneficial effects of the utility model are：
1st, when connecting PWM light modulators on PWM light modulator access interfaces and being dimmed, the pwm signal of PWM light modulators output
The controlled PWM switch power modules are outputed signal to after amplitude adjusted by the first PWM voltage amplitude adjustment modules, it is controlled
PWM switch power modules change output current size according to the dutycycle of pwm signal, so as to realize that the PWM of LED brightness is adjusted
Light device is adjusted；And when connecting voltage 0-10V light modulators on voltage 0-10V light modulator access interfaces and being dimmed, voltage ratio compared with
Device module by the input voltage of voltage 0-10V light modulators compared with triangular wave caused by triangular wave generator module with output
Pwm signal, when voltage comparator module input voltage is incremented to 10V from 0, voltage comparator module output pwm signal accounts for
Sky is incremented to 1 than accordingly from 0, and then pwm signal is exported after the 2nd PWM voltage amplitude adjustment modules and opened to controlled PWM
Powered-down source module, controlled PWM switch power modules change output current size according to the dutycycle of pwm signal, so as to realize
The voltage 0-10V light modulators regulation of LED brightness, in this way, present apparatus compatibility PWM light modulations dim with voltage, is easy to meet people
Application demand.
When the 2nd, working, pwm signal passes through the first light-coupled isolation output module isolation and amplifier, when the first light-coupled isolation is defeated
When going out the output of module output end has pwm signal, the first voltage-regulator diode Voltage stabilizing module is believed by triggering output duty cycle and input PWM
The pwm signal of amplitude stability as number, in this way, being easy to identification of the controlled PWM switch power modules to pwm signal.
When the 3rd, working, the pwm signal of voltage comparator module output passes through the second light-coupled isolation output module isolation and amplifier,
When the output of the second light-coupled isolation output module output end has pwm signal, the second voltage-regulator diode Voltage stabilizing module is exported by triggering
Dutycycle pwm signal of amplitude stability as input pwm signal, in this way, being easy to controlled PWM switch power modules to PWM
The identification of signal.
[brief description of the drawings]
Fig. 1 is the structured flowchart of this case.
Fig. 2 is a physical circuit figure of this case.
[embodiment]
The utility model feature and other correlated characteristics are described in further detail by embodiment below in conjunction with accompanying drawing,
In order to the understanding of technical staff of the same trade：
As shown in figure 1, a kind of compatible voltage light modulation and the LED control device of PWM light modulations, include PWM light modulators and connect
Incoming interface 1, voltage 0-10V light modulators access interface 2 and the alternating current input interface 3 sequentially electrically connected, controlled PWM switches
Power module 4, LED connecting interface 5, the PWM light modulators access interface 1 and the controlled PWM switch power modules 4
The first PWM voltage amplitudes for carrying out PWM dim signals voltage amplitude regulation are electrically connected between pwm signal input to adjust
Save module 6, described device also include sequentially electrically connect for produce triangular wave triangular wave generator module 7, for by triangle
Ripple is compared with the 0-10V dimmer voltage signals that voltage 0-10V light modulators access interface 2 inputs to produce the electricity of pwm signal
Press comparator module 8 and the 2nd PWM voltage amplitudes adjustment module 9 for carrying out voltage amplitude regulation to pwm signal, institute
State the pwm signal output end of the 2nd PWM voltage amplitudes adjustment module 9 and the pwm signal of the controlled PWM switch power modules 4
Input electrically connects.
As described above, the operation principle of this case is as follows：
When connecting PWM light modulators on PWM light modulators access interface 1 and being dimmed, the pwm signal of PWM light modulators output
The controlled PWM switch power modules 4 are outputed signal to after amplitude adjusted by the first PWM voltage amplitudes adjustment module 6, by
Control PWM switch power modules 4 change output current size according to the dutycycle of pwm signal, so as to realize LED brightness
PWM light modulators are adjusted；And when connecting voltage 0-10V light modulators on voltage 0-10V light modulators access interface 2 and being dimmed, electricity
Press comparator module 8 by the input voltage of voltage 0-10V light modulators compared with triangular wave caused by triangular wave generator module 7
With output pwm signal, when the input voltage of voltage comparator module 8 is incremented to 10V from 0, voltage comparator module 8 exports PWM
The dutycycle of signal is incremented to 1 from 0 accordingly, then pwm signal exported after the 2nd PWM voltage amplitudes adjustment module 9 to
Controlled PWM switch power modules 4, it is big that controlled PWM switch power modules 4 according to the dutycycle of pwm signal change output current
It is small, so as to realize that the voltage 0-10V light modulators of LED brightness are adjusted, in this way, present apparatus compatibility PWM light modulations dim with voltage, just
In the application demand for meeting people.
As described above, when it is implemented, as depicted in figs. 1 and 2, the first PWM voltage amplitudes adjustment module 6 includes
Sequentially be connected electrically in the PWM light modulators access interface 1 and the controlled PWM switch power modules 4 pwm signal input it
Between be used for the first light-coupled isolation output module 61 and for pwm signal voltage to be adjusted of pwm signal isolation and amplifier
One voltage-regulator diode Voltage stabilizing module 62.During work, pwm signal passes through the isolation and amplifier of the first light-coupled isolation output module 61,
When the output of the output end of the first light-coupled isolation output module 61 has pwm signal, the first voltage-regulator diode Voltage stabilizing module 62 is triggered
Output duty cycle pwm signal of amplitude stability as input pwm signal, in this way, being easy to controlled PWM switch power modules 4
Identification to pwm signal.
As described above, when it is implemented, as depicted in figs. 1 and 2, the 2nd PWM voltage amplitudes adjustment module 9 includes
Sequentially it is connected electrically between the pwm signal input of the voltage comparator module 8 and the controlled PWM switch power modules 4
For the second light-coupled isolation output module 91 of pwm signal isolation and amplifier and second for pwm signal voltage to be adjusted
Voltage-regulator diode Voltage stabilizing module 92.During work, the pwm signal that voltage comparator module 8 exports exports by the second light-coupled isolation
The isolation and amplifier of module 91, when the output of the output end of the second light-coupled isolation output module 91 has pwm signal, the second voltage-regulator diode is steady
The pwm signal of amplitude stability as input pwm signal by triggering output duty cycle of die block 92, in this way, being easy to controlled PWM
Identification of the switch power module 4 to pwm signal.
As described above, when it is implemented, as shown in Fig. 2 the earth terminal of the PWM light modulators access interface 1 and the electricity
Press the earth terminal common ground connection of 0-10V light modulators access interface 2.
As described above, this case protection be a kind of compatible voltage light modulation and PWM light modulations LED control device, all with
The same or like technical scheme of this case structure should all be shown as falling into the protection domain of this case.
Claims (4)
1. the LED control device of a kind of compatible voltage light modulation and PWM light modulations, it is characterised in that include the access of PWM light modulators
Interface (1), voltage 0-10V light modulators access interface (2) and alternating current input interface (3), the controlled PWM sequentially electrically connected
Switch power module (4), LED connecting interface (5), the PWM light modulators access interface (1) and the controlled PWM switches electricity
It is electrically connected between the pwm signal input of source module (4) for carrying out the first of voltage amplitude regulation to PWM dim signals
PWM voltage amplitudes adjustment module (6), described device also include the triangular wave sequentially electrically connected for producing triangular wave and mould occur
Block (7), for by triangular wave compared with the 0-10V dimmer voltage signals that voltage 0-10V light modulators access interface (2) inputs
The 2nd PWM electricity to produce the voltage comparator module (8) of pwm signal and for carrying out voltage amplitude regulation to pwm signal
Pressure amplitude degree adjustment module (9), pwm signal output end and the controlled PWM of the 2nd PWM voltage amplitudes adjustment module (9)
The pwm signal input electrical connection of switch power module (4).
2. the LED control device of a kind of compatible voltage light modulation according to claim 1 and PWM light modulations, it is characterised in that
The first PWM voltage amplitudes adjustment module (6), which includes, is sequentially connected electrically in the PWM light modulators access interface (1) and institute
State the first light-coupled isolation for being used for pwm signal isolation and amplifier between the pwm signal input of controlled PWM switch power modules (4)
Output module (61) and the first voltage-regulator diode Voltage stabilizing module (62) for pwm signal voltage to be adjusted.
3. the LED control device of a kind of compatible voltage light modulation according to claim 1 and PWM light modulations, it is characterised in that
The 2nd PWM voltage amplitudes adjustment module (9) include sequentially be connected electrically in the voltage comparator module (8) with it is described by
The second light-coupled isolation for being used for pwm signal isolation and amplifier between the pwm signal input of control PWM switch power modules (4) exports
Module (91) and the second voltage-regulator diode Voltage stabilizing module (92) for pwm signal voltage to be adjusted.
4. the LED control device of a kind of compatible voltage light modulation according to claim 1 and PWM light modulations, it is characterised in that
The earth terminal of the PWM light modulators access interface (1) and the earth terminal of the voltage 0-10V light modulators access interface (2) are altogether
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720291726.4U CN206640837U (en) | 2017-03-22 | 2017-03-22 | A kind of LED control device of compatible voltage light modulation and PWM light modulations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720291726.4U CN206640837U (en) | 2017-03-22 | 2017-03-22 | A kind of LED control device of compatible voltage light modulation and PWM light modulations |
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| Publication Number | Publication Date |
|---|---|
| CN206640837U true CN206640837U (en) | 2017-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720291726.4U Active CN206640837U (en) | 2017-03-22 | 2017-03-22 | A kind of LED control device of compatible voltage light modulation and PWM light modulations |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106922052A (en) * | 2017-03-22 | 2017-07-04 | 中山品上照明有限公司 | The LED control device that a kind of compatible voltage light modulation is dimmed with PWM |
| CN108990242A (en) * | 2018-06-11 | 2018-12-11 | 江苏联宏智慧能源股份有限公司 | A kind of multi-functional street lamp intelligent controller |
| CN110461072A (en) * | 2019-07-22 | 2019-11-15 | 深圳市海洋王照明工程有限公司 | A kind of isolation light adjusting circuit and a kind of lamps and lanterns |
-
2017
- 2017-03-22 CN CN201720291726.4U patent/CN206640837U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106922052A (en) * | 2017-03-22 | 2017-07-04 | 中山品上照明有限公司 | The LED control device that a kind of compatible voltage light modulation is dimmed with PWM |
| CN108990242A (en) * | 2018-06-11 | 2018-12-11 | 江苏联宏智慧能源股份有限公司 | A kind of multi-functional street lamp intelligent controller |
| CN110461072A (en) * | 2019-07-22 | 2019-11-15 | 深圳市海洋王照明工程有限公司 | A kind of isolation light adjusting circuit and a kind of lamps and lanterns |
| CN110461072B (en) * | 2019-07-22 | 2021-09-03 | 深圳市海洋王电网照明技术有限公司 | Isolation dimming circuit and lamp |
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