CN219843764U - Dimming and color temperature adjusting control circuit based on power line communication - Google Patents
Dimming and color temperature adjusting control circuit based on power line communication Download PDFInfo
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- CN219843764U CN219843764U CN202320998573.2U CN202320998573U CN219843764U CN 219843764 U CN219843764 U CN 219843764U CN 202320998573 U CN202320998573 U CN 202320998573U CN 219843764 U CN219843764 U CN 219843764U
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Abstract
The utility model relates to the technical field of dimming and color temperature adjustment control, in particular to a dimming and color temperature adjustment control circuit based on power line communication, which comprises a signal sending circuit and a signal receiving circuit, wherein the signal sending circuit and the signal receiving circuit are in data communication through a power line, the signal sending circuit comprises a chopping control module, the signal receiving circuit comprises a sampling module, an MCU (micro control unit) receiving control module and a dimming and color temperature adjustment driving module, the chopping control module is connected with the sampling module through the power line, the MCU receiving control module is respectively and electrically connected with the sampling module and the dimming and color temperature adjustment driving module, the chopping control module performs corresponding chopping action, a signal is directly transmitted to the signal receiving circuit through the power line, the sampling module acquires a zero-crossing signal output by the chopping control module, and the sampling module transmits the acquired zero-crossing signal to the MCU receiving control module to control the dimming and color temperature adjustment driving module for dimming and color adjustment.
Description
Technical Field
The utility model relates to the technical field of dimming and color temperature control, in particular to a dimming and color temperature control circuit based on power line communication.
Background
The LED lighting is replacing the traditional light source with advantages of high efficiency, energy saving, long life, good visual effect, etc. In order to achieve the purpose of saving electricity, an LED dimming and color temperature adjusting circuit is widely used. The existing LED dimming and color temperature adjusting circuit generally adopts a wireless dimming and color temperature adjusting technology, such as WiFi, bluetooth, zigbee and the like for communication, however, when the wireless communication is carried out, the transmission distance of control signals is limited, the wireless communication has the problem of weak signals when penetrating through a wall and shielding, and if the urban equipment radio waves are complex, the urban equipment radio waves are also easy to be mutually interfered by external electromagnetic waves.
Disclosure of Invention
In order to overcome the defects in the prior art, the technical problems to be solved by the utility model are as follows: the dimming and color temperature adjusting control circuit based on the power line communication can realize dimming and color temperature adjusting of products even in a network-free environment so as to improve the stability of the dimming and color temperature adjusting of the products.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the dimming and color temperature adjusting control circuit based on power line communication comprises a signal sending circuit and a signal receiving circuit, wherein the signal sending circuit and the signal receiving circuit are in data communication through a power line;
the signal transmitting circuit comprises a chopping control module, the signal receiving circuit comprises a sampling module, an MCU receiving control module and a dimming and color temperature adjusting driving module, the chopping control module is connected with the sampling module through a power line, the sampling module is used for collecting zero crossing signals output by the chopping control module, and the MCU receiving control module is respectively connected with the sampling module and the dimming and color temperature adjusting driving module electrically.
Further, the chopping control module comprises an MCU output control unit, a switch piece Q1 and a bidirectional thyristor Q2, wherein a signal output end of the MCU output control unit is electrically connected with a first end of the switch piece Q1, the bidirectional thyristor Q2 is connected in a live wire of a power line in series, a second end of the switch piece is electrically connected with a control electrode of the bidirectional thyristor Q2, and a first anode of the bidirectional thyristor Q2 is electrically connected with an input end of the sampling module.
Further, the chopping control module further comprises a switch unit, and the switch unit is electrically connected with the signal input end of the MCU output control unit.
Further, the chopper control module further comprises a resistor R1, a resistor R2 and a resistor R3, one end of the resistor R1 is electrically connected with the signal output end of the MCU output control unit, the other end of the resistor R1 is electrically connected with the first end of the switch piece Q1, one end of the resistor R2 is electrically connected with the second end of the switch piece Q1, the other end of the resistor R2 is electrically connected with one end of the resistor R3 and the control electrode of the bidirectional thyristor Q2 respectively, and the other end of the resistor R3 is electrically connected with the second anode of the bidirectional thyristor Q2.
Further, the switching element Q1 is a triode, a first end of the switching element Q1 is a base, and a second end of the switching element Q1 is a collector.
Further, the switching element Q1 is a field effect transistor, a first end of the switching element Q1 is a gate, and a second end of the switching element Q1 is a drain.
Further, the chopping control module further comprises an MCU output power supply unit, and a power output end of the MCU output power supply unit is electrically connected with a power input end of the MCU output control unit.
Further, the sampling module comprises a resistor R8, a resistor R9, a resistor R10, a resistor R11, a capacitor C4, a diode D3 and a voltage stabilizing tube ZD1, wherein the cathode of the voltage stabilizing tube ZD1 is respectively and electrically connected with one end of the capacitor C4, one end of the resistor R9, one end of the resistor R10 and one end of the resistor R8, the anode of the voltage stabilizing tube ZD1 is respectively and electrically connected with the other end of the capacitor C4 and the other end of the resistor R9, the anode of the voltage stabilizing tube ZD1, the other end of the capacitor C4 and the other end of the resistor R9 are grounded, the other end of the resistor R10 is electrically connected with the signal input end of the MCU receiving control module, the other end of the resistor R8 is electrically connected with one end of the resistor R11, the other end of the resistor R11 is electrically connected with the cathode of the diode D3, and the anode of the diode D3 is electrically connected with the output end of the chopper control module.
Further, the dimming and color temperature adjusting driving module comprises a chip IC2, wherein a third pin and a fourth pin of the chip IC2 are respectively and electrically connected with a signal output end of the MCU receiving control module, and a first pin, a fifth pin, a sixth pin, a seventh pin and an eighth pin of the chip IC2 are respectively and electrically connected with a peripheral light source.
Further, the signal receiving circuit further comprises an MCU receiving power supply module, and a power output end of the MCU receiving power supply module is electrically connected with a power input end of the MCU receiving control module.
The utility model has the beneficial effects that:
according to the scheme, through setting up the chopping control module, the sampling module, the MCU receiving control module and the dimming and toning temperature driving module, the chopping control module carries out corresponding chopping action, signals are directly transmitted to the signal receiving circuit through power line output, the sampling module collects zero crossing signals output by the chopping control module, the sampling module transmits the collected zero crossing signals to the MCU receiving control module, the MCU receiving control module controls the dimming and toning temperature driving module to make corresponding dimming and toning temperature actions, the technical problem that wireless transmission signals are interfered can be solved, the dimming and toning temperature circuit designed according to the scheme can realize dimming and toning temperature of products in a network-free environment, and stability of the dimming and toning temperature of the products is improved.
Drawings
FIG. 1 is a block diagram showing a module connection of a dimming and toning temperature control circuit based on power line communication according to the present utility model;
fig. 2 is a schematic circuit diagram of a signal transmitting circuit of a dimming and color temperature control circuit based on power line communication according to the present utility model;
fig. 3 is a schematic circuit diagram of a signal receiving circuit of a dimming and color temperature control circuit based on power line communication according to the present utility model;
description of the reference numerals:
1. a signal transmitting circuit; 101. a chopper control module; 1011. MCU output control unit; 1012. a switching unit; 1013. the MCU outputs a power supply unit; 2. a signal receiving circuit; 201. a sampling module; 202. the MCU receives a control module; 203. a dimming and color temperature adjusting driving module; 204. the MCU receives a power supply module; 205. an overvoltage and overcurrent protection module; 206. an EMI filter module; 207. and the rectification filtering module.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
Referring to fig. 1, the present utility model provides the following technical solutions:
the dimming and color temperature adjusting control circuit based on power line communication comprises a signal sending circuit and a signal receiving circuit, wherein the signal sending circuit and the signal receiving circuit are in data communication through a power line;
the signal transmitting circuit comprises a chopping control module, the signal receiving circuit comprises a sampling module, an MCU receiving control module and a dimming and color temperature adjusting driving module, the chopping control module is connected with the sampling module through a power line, the sampling module is used for collecting zero crossing signals output by the chopping control module, and the MCU receiving control module is respectively connected with the sampling module and the dimming and color temperature adjusting driving module electrically.
From the above description, the beneficial effects of the utility model are as follows:
according to the scheme, through setting up the chopping control module, the sampling module, the MCU receiving control module and the dimming and toning temperature driving module, the chopping control module carries out corresponding chopping action, signals are directly transmitted to the signal receiving circuit through power line output, the sampling module collects zero crossing signals output by the chopping control module, the sampling module transmits the collected zero crossing signals to the MCU receiving control module, the MCU receiving control module controls the dimming and toning temperature driving module to make corresponding dimming and toning temperature actions, the technical problem that wireless transmission signals are interfered can be solved, the dimming and toning temperature circuit designed according to the scheme can realize dimming and toning temperature of products in a network-free environment, and stability of the dimming and toning temperature of the products is improved.
Further, the chopping control module comprises an MCU output control unit, a switch piece Q1 and a bidirectional thyristor Q2, wherein a signal output end of the MCU output control unit is electrically connected with a first end of the switch piece Q1, the bidirectional thyristor Q2 is connected in a live wire of a power line in series, a second end of the switch piece is electrically connected with a control electrode of the bidirectional thyristor Q2, and a first anode of the bidirectional thyristor Q2 is electrically connected with an input end of the sampling module.
From the above description, the MCU output control unit adjusts the light switch Q1 to control the triac Q2 to perform corresponding chopping operation, and the signal is directly output through the power line to the signal receiving circuit.
Further, the chopping control module further comprises a switch unit, and the switch unit is electrically connected with the signal input end of the MCU output control unit.
As is apparent from the above description, by providing the switching unit, the switching unit selects the functions of dimming and toning, and transmits a dimming or toning temperature command to the MCU output control unit.
Further, the chopper control module further comprises a resistor R1, a resistor R2 and a resistor R3, one end of the resistor R1 is electrically connected with the signal output end of the MCU output control unit, the other end of the resistor R1 is electrically connected with the first end of the switch piece Q1, one end of the resistor R2 is electrically connected with the second end of the switch piece Q1, the other end of the resistor R2 is electrically connected with one end of the resistor R3 and the control electrode of the bidirectional thyristor Q2 respectively, and the other end of the resistor R3 is electrically connected with the second anode of the bidirectional thyristor Q2.
From the above description, the resistor R1 ensures that the MCU output control unit provides appropriate voltage and current to the switch Q1, and the resistor R2 and the resistor R3 form a pull-up resistor to provide appropriate voltage control triac Q2.
Further, the switching element Q1 is a triode, a first end of the switching element Q1 is a base, and a second end of the switching element Q1 is a collector.
Further, the switching element Q1 is a field effect transistor, a first end of the switching element Q1 is a gate, and a second end of the switching element Q1 is a drain.
Further, the chopping control module further comprises an MCU output power supply unit, and a power output end of the MCU output power supply unit is electrically connected with a power input end of the MCU output control unit.
As is apparent from the above description, the MCU output control unit is powered by providing the MCU output power supply unit.
Further, the sampling module comprises a resistor R8, a resistor R9, a resistor R10, a resistor R11, a capacitor C4, a diode D3 and a voltage stabilizing tube ZD1, wherein the cathode of the voltage stabilizing tube ZD1 is respectively and electrically connected with one end of the capacitor C4, one end of the resistor R9, one end of the resistor R10 and one end of the resistor R8, the anode of the voltage stabilizing tube ZD1 is respectively and electrically connected with the other end of the capacitor C4 and the other end of the resistor R9, the anode of the voltage stabilizing tube ZD1, the other end of the capacitor C4 and the other end of the resistor R9 are grounded, the other end of the resistor R10 is electrically connected with the signal input end of the MCU receiving control module, the other end of the resistor R8 is electrically connected with one end of the resistor R11, the other end of the resistor R11 is electrically connected with the cathode of the diode D3, and the anode of the diode D3 is electrically connected with the output end of the chopper control module.
From the above description, the resistor R8, the resistor R9, the resistor R10, the resistor R11, the capacitor C4, the diode D3 and the voltage stabilizing tube ZD1 form a sampling module, which is used for collecting the zero-crossing signal output by the chopper control module, and the sampling module transmits the collected zero-crossing signal to the MCU receiving control module, and the MCU receiving control module controls the dimming and toning temperature driving module to make corresponding dimming and toning temperature actions. The diode D3 is used for preventing the sampling module from affecting the following circuit, the resistor R11, the resistor R8 and the resistor R9 divide the sampled signal to provide a proper voltage for the MCU receiving control module, the capacitor C4 filters the voltage, and the resistor R10 and the regulator ZD1 are used for protecting the MCU receiving control module.
Further, the dimming and color temperature adjusting driving module comprises a chip IC2, wherein a third pin and a fourth pin of the chip IC2 are respectively and electrically connected with a signal output end of the MCU receiving control module, and a first pin, a fifth pin, a sixth pin, a seventh pin and an eighth pin of the chip IC2 are respectively and electrically connected with a peripheral light source.
Further, the signal receiving circuit further comprises an MCU receiving power supply module, and a power output end of the MCU receiving power supply module is electrically connected with a power input end of the MCU receiving control module.
Referring to fig. 1 to 3, a first embodiment of the present utility model is as follows:
referring to fig. 1, a dimming and color temperature control circuit based on power line communication includes a signal transmitting circuit 1 and a signal receiving circuit 2, wherein data communication is performed between the signal transmitting circuit 1 and the signal receiving circuit 2 through a power line;
the signal transmitting circuit 1 comprises a chopping control module 101, the signal receiving circuit 2 comprises a sampling module 201, an MCU receiving control module 202 and a dimming and toning temperature driving module 203, the chopping control module 101 is connected with the sampling module 201 through a power line, the sampling module 201 is used for collecting zero crossing signals output by the chopping control module 101, and the MCU receiving control module 202 is respectively and electrically connected with the sampling module 201 and the dimming and toning temperature driving module.
Referring to fig. 2, the chopper control module 101 includes an MCU output control unit 1011, a switch Q1 (model S8050) and a bidirectional thyristor Q2 (model BTA 12-600C), wherein a signal output end of the MCU output control unit 1011 is electrically connected to a first end of the switch Q1, the bidirectional thyristor Q2 is serially connected to a live wire of a power line, a second end of the switch is electrically connected to a control electrode of the bidirectional thyristor Q2, and a first anode of the bidirectional thyristor Q2 is electrically connected to an input end of the sampling module 201.
Referring to fig. 2, the chopper control module 101 further includes a switch unit 1012, where the switch unit 1012 may be a mechanical switch, a touch switch, or a remote switch (model number KAN 4539), and the switch unit 1012 is electrically connected to a signal input terminal of the MCU output control unit 1011.
Referring to fig. 2, the chopper control module 101 further includes a resistor R1 (with a resistance value of 6.8kΩ), a resistor R2 (with a resistance value of 150Ω), and a resistor R3 (with a resistance value of 1kΩ), wherein one end of the resistor R1 is electrically connected to the signal output end of the MCU output control unit 1011, the other end of the resistor R1 is electrically connected to the first end of the switch Q1, one end of the resistor R2 is electrically connected to the second end of the switch Q1, the other end of the resistor R2 is electrically connected to one end of the resistor R3 and the control electrode of the triac Q2, and the other end of the resistor R3 is electrically connected to the second anode of the triac Q2.
Referring to fig. 2, the switching element Q1 is a triode, a first end of the switching element Q1 is a base, and a second end of the switching element Q1 is a collector.
Referring to fig. 2, the switching element Q1 is a field effect transistor, a first end of the switching element Q1 is a gate, and a second end of the switching element Q1 is a drain.
Referring to fig. 2, the chopper control module 101 further includes an MCU output power supply unit 1013, where a power output end of the MCU output power supply unit 1013 is electrically connected to a power input end of the MCU output control unit 1011.
Referring to fig. 3, the sampling module 201 includes a resistor R8 (with a resistance value of 470kΩ), a resistor R9 (with a resistance value of 15kΩ), a resistor R10 (with a resistance value of 100 Ω), a resistor R11 (with a resistance value of 470kΩ), a capacitor C4 (with a capacitance value of 100 nF), a diode D3 (with a model of E1J), and a voltage regulator tube ZD1 (with a voltage regulator value of 4.3V), wherein a cathode of the voltage regulator tube ZD1 is electrically connected to one end of the capacitor C4, one end of the resistor R9, one end of the resistor R10, and one end of the resistor R8, an anode of the voltage regulator tube ZD1 is electrically connected to the other end of the capacitor C4 and the other end of the resistor R9, respectively, and the other end of the resistor R4 is electrically connected to a signal input end of the MCU receiving the control module 202, the other end of the resistor R8 is electrically connected to one end of the resistor R11, the other end of the resistor R11 is electrically connected to a cathode of the diode D3, and the anode of the chopper control module 101 is electrically connected to the other end of the chopper module.
Referring to fig. 3, the dimming and toning temperature driving module 203 includes a chip IC2 (with a model of BP 5758), wherein a third pin and a fourth pin of the chip IC2 are electrically connected to the signal output end of the MCU receiving control module 202, and a first pin, a fifth pin, a sixth pin, a seventh pin and an eighth pin of the chip IC2 are electrically connected to the external light source, respectively. After the third pin and the fourth pin of the chip IC2 receive the I2C signal of the MCU receiving control module, the first pin, the fifth pin, the sixth pin, the seventh pin and the eighth pin of the chip IC2 are controlled to be correspondingly output.
Referring to fig. 1 and 3, the signal receiving circuit 2 further includes an MCU receiving power supply module 204, and a power output end of the MCU receiving power supply module 204 is electrically connected to a power input end of the MCU receiving control module 202.
Referring to fig. 1, the signal receiving circuit 2 further includes an overvoltage/overcurrent protection module 205, an EMI filter module 206 and a rectifying/filtering module 207, where the overvoltage/overcurrent protection module 205 includes a fuse F1 (a fuse resistor of RXF-4.7Ω and having an overcurrent protection function) and a varistor RV1 (a varistor of 510V and having an overvoltage protection function), the EMI filter module 206 includes a rectifying bridge BR1 (model MB 10F), and the rectifying/filtering module 207 includes an inductor L1 (inductance value is 2 mH), a resistor R1 (resistance value is 5.1kΩ), a diode D1 (model ES 1J), a resistor R7 (resistance value is 1mΩ) and an electrolytic capacitor E1 (capacitance value is 6.8 μf), and specific connection relationships among the components thereof are shown in fig. 3.
The MCU output power supply module 1013 has the same circuit structure as the MCU receiving power supply module 204, and the MCU receiving power supply module 204 includes a chip IC1 (model BP 2571), a resistor R3 (resistance value 0.5 Ω), an inductor L2 (inductance value 0.5 mH), an electrolytic capacitor E3 (capacitance value 470 μf), and a resistor R4 (resistance value 1kΩ), and the specific connection relationship between the components is shown in fig. 3. The chip IC1, the resistor R3, the inductor L2, the electrolytic capacitor E3 and the resistor R4 form a voltage-reducing circuit, and 3.3V is output as the MCU to receive power supply from the control module 202.
The MCU receiving control module 202 includes a chip U1 (model CM9M 131B-R), a resistor R6 (resistance 1kΩ) and a resistor R5 (resistance 1kΩ), and the specific connection relationship between the components is shown in fig. 3. The I/O port of the chip U1 is of an open drain design, and a resistor R5 and a resistor R6 are arranged for providing high-level output.
The MCU output control unit 1011 includes a chip U2 (model CM9M 131B-R), and the specific connection relationship between the chip U2 and other components is shown in FIG. 2. The chip U2 writes firmware according to a communication protocol, and after the chip U2 receives a signal of the action of the switch unit 1012, the switch piece Q1 is controlled to be switched on and switched off through the resistor R1, so that the state of the bidirectional thyristor Q2 is controlled.
The communication protocol of the MCU reception control module 202 in this embodiment can be defined as:
the length of the zero crossing time of the signal waveform collected by the sampling module 201 is set to be 1, the length of the zero crossing time is set to be 0, how many bit command codes represent how much the dimming degree is achieved (for example, the zero crossing time is between 0.8ms and 1.2ms, the central value is 1.0ms and is set to be 1, the zero crossing time is between 1.5ms and 1.9ms, the central value is 1.7ms and is set to be 0, 00010100 represents dimming 10%, 11111000 represents 3000K and the like). The communication protocol is well defined and the signal receiving circuit 2 can understand the meaning of the signal output by the signal transmitting circuit 1 and act accordingly.
The dimming and color temperature adjusting control circuit based on power line communication can be applied to a fan lamp, integrates the signal transmitting circuit 1 and a fan control part, and makes the signal receiving circuit 2 into a replaceable whole lamp.
In summary, the dimming and color-mixing temperature control circuit based on power line communication provided by the utility model has the advantages that through the arrangement of the chopping control module, the sampling module, the MCU receiving control module and the dimming and color-mixing temperature driving module, the chopping control module performs corresponding chopping action, signals are directly transmitted to the signal receiving circuit through the power line output, the sampling module acquires zero-crossing signals output by the chopping control module, the sampling module transmits the acquired zero-crossing signals to the MCU receiving control module, the MCU receiving control module controls the dimming and color-mixing temperature driving module to perform corresponding dimming and color-mixing temperature actions, so that the technical problem that wireless transmission signals are interfered is solved, and the dimming and color-mixing temperature circuit designed by the scheme can realize dimming and color-mixing temperature of products in a network-free environment, thereby improving the stability of the dimming and color-mixing temperature of the products.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.
Claims (10)
1. The dimming and color temperature adjusting control circuit based on power line communication is characterized by comprising a signal sending circuit and a signal receiving circuit, wherein the signal sending circuit and the signal receiving circuit are in data communication through a power line;
the signal transmitting circuit comprises a chopping control module, the signal receiving circuit comprises a sampling module, an MCU receiving control module and a dimming and color temperature adjusting driving module, the chopping control module is connected with the sampling module through a power line, the sampling module is used for collecting zero crossing signals output by the chopping control module, and the MCU receiving control module is respectively connected with the sampling module and the dimming and color temperature adjusting driving module electrically.
2. The dimming and color temperature control circuit based on power line communication according to claim 1, wherein the chopping control module comprises an MCU output control unit, a switch piece Q1 and a bidirectional thyristor Q2, a signal output end of the MCU output control unit is electrically connected with a first end of the switch piece Q1, the bidirectional thyristor Q2 is connected in series in a live wire of a power line, a second end of the switch piece is electrically connected with a control electrode of the bidirectional thyristor Q2, and a first anode of the bidirectional thyristor Q2 is electrically connected with an input end of the sampling module.
3. The dimming and color temperature control circuit based on power line communication according to claim 2, wherein the chopping control module further comprises a switch unit, and the switch unit is electrically connected with a signal input end of the MCU output control unit.
4. The dimming and color temperature control circuit based on power line communication according to claim 2, wherein the chopper control module further comprises a resistor R1, a resistor R2 and a resistor R3, one end of the resistor R1 is electrically connected with the signal output end of the MCU output control unit, the other end of the resistor R1 is electrically connected with the first end of the switch Q1, one end of the resistor R2 is electrically connected with the second end of the switch Q1, the other end of the resistor R2 is electrically connected with one end of the resistor R3 and the control electrode of the triac Q2 respectively, and the other end of the resistor R3 is electrically connected with the second anode of the triac Q2.
5. The dimming and color temperature control circuit based on power line communication according to claim 2, wherein the switching element Q1 is a triode, a first end of the switching element Q1 is a base, and a second end of the switching element Q1 is a collector.
6. The dimming and color temperature control circuit based on power line communication according to claim 2, wherein the switching element Q1 is a field effect transistor, a first end of the switching element Q1 is a gate, and a second end of the switching element Q1 is a drain.
7. The dimming and color temperature control circuit based on power line communication according to claim 2, wherein the chopping control module further comprises an MCU output power supply unit, and a power output end of the MCU output power supply unit is electrically connected with a power input end of the MCU output control unit.
8. The dimming and color temperature control circuit based on power line communication according to claim 1, wherein the sampling module comprises a resistor R8, a resistor R9, a resistor R10, a resistor R11, a capacitor C4, a diode D3 and a voltage regulator tube ZD1, wherein the cathode of the voltage regulator tube ZD1 is electrically connected with one end of the capacitor C4, one end of the resistor R9, one end of the resistor R10 and one end of the resistor R8 respectively, the anode of the voltage regulator tube ZD1 is electrically connected with the other end of the capacitor C4 and the other end of the resistor R9 respectively, the anode of the voltage regulator tube ZD1, the other end of the capacitor C4 and the other end of the resistor R9 are all grounded, the other end of the resistor R10 is electrically connected with the signal input end of the MCU receiving control module, the other end of the resistor R8 is electrically connected with one end of the resistor R11, the other end of the resistor R11 is electrically connected with the cathode of the diode D3, and the anode of the diode D3 is electrically connected with the output end of the chopper control module.
9. The dimming and color temperature control circuit based on power line communication according to claim 1, wherein the dimming and color temperature driving module comprises a chip IC2, a third pin and a fourth pin of the chip IC2 are electrically connected with a signal output end of the MCU receiving control module respectively, and a first pin, a fifth pin, a sixth pin, a seventh pin and an eighth pin of the chip IC2 are electrically connected with a peripheral light source respectively.
10. The dimming and color temperature control circuit based on power line communication according to claim 1, wherein the signal receiving circuit further comprises an MCU receiving power supply module, and a power supply output end of the MCU receiving power supply module is electrically connected with a power supply input end of the MCU receiving control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320998573.2U CN219843764U (en) | 2023-04-27 | 2023-04-27 | Dimming and color temperature adjusting control circuit based on power line communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320998573.2U CN219843764U (en) | 2023-04-27 | 2023-04-27 | Dimming and color temperature adjusting control circuit based on power line communication |
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| Publication Number | Publication Date |
|---|---|
| CN219843764U true CN219843764U (en) | 2023-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320998573.2U Active CN219843764U (en) | 2023-04-27 | 2023-04-27 | Dimming and color temperature adjusting control circuit based on power line communication |
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| Country | Link |
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| CN (1) | CN219843764U (en) |
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2023
- 2023-04-27 CN CN202320998573.2U patent/CN219843764U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Dimming Color Temperature Control Circuit Based on Power Line Communication Granted publication date: 20231017 Pledgee: Agricultural Bank of China Limited by Share Ltd. Xiamen Tongan branch Pledgor: Xiamen Topstar Lighting Co.,Ltd. Registration number: Y2024980002052 |