CN215453338U - Lighting control system - Google Patents
Lighting control system Download PDFInfo
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- CN215453338U CN215453338U CN202023164569.1U CN202023164569U CN215453338U CN 215453338 U CN215453338 U CN 215453338U CN 202023164569 U CN202023164569 U CN 202023164569U CN 215453338 U CN215453338 U CN 215453338U
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Abstract
The utility model discloses a lighting control system. Wherein, this lighting control system includes: the control device is used for triggering a control signal when receiving a control instruction, wherein the control signal is at least used for controlling the lighting device; the power supply is in communication connection with the control equipment and is used for receiving the control signal from the control equipment and converting the control signal into a carrier signal; and the lighting equipment is connected with the power supply and used for controlling the output voltage of the local driving power supply according to the carrier signal and working under the driving of the output voltage. The utility model solves the technical problems of poor control effect and high control cost of the illumination control mode in the prior art.
Description
Technical Field
The utility model relates to the field of lighting control systems, in particular to a lighting control system.
Background
The intelligent lighting control system is composed of one or more wireless control intelligent lamps with adjustable functions (on, off, brightness adjustment, color temperature adjustment, color adjustment and the like), and a system for controlling the brightness, the color temperature and the color of a single or a plurality of lighting lamps to realize different light environments by a mobile phone, a PC (personal computer) or a switch and other control equipment; the single lamp control is composed of a driving power supply and a lamp (or the driving power supply is built in the lamp), and one driving power supply can only control one lamp.
As shown in fig. 1, in the centralized control mode, the LED voltage drop of the lamp is limited by the output voltage of the driving power supply, and the lamp has a small selectable range. Meanwhile, a power supply line V +, a warm light negative LEDW-line and a cold light negative LEDC-line are required to be arranged between the driving power supply and the lamp, and wiring cost is increased.
In the single lamp control mode shown in fig. 1, a wireless control module is required for each driving power supply, which increases the production cost. Meanwhile, when a plurality of lamps are controlled simultaneously, the phenomenon of packet loss in wireless communication causes the phenomenon of asynchronous control effect of the lamps inevitably.
In view of the above problems, no effective solution has been proposed.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an illumination control system, which at least solves the technical problems of poor control effect and high control cost in an illumination control mode in the prior art.
According to an aspect of an embodiment of the present invention, there is provided a lighting control system including: the control device is used for triggering a control signal when receiving a control instruction, wherein the control signal is at least used for controlling the lighting device; the power supply is in communication connection with the control equipment and is used for receiving the control signal from the control equipment and converting the control signal into a carrier signal; and the lighting equipment is connected with the power supply and used for controlling the output voltage of the local driving power supply according to the carrier signal and working under the driving of the output voltage.
Optionally, the power supply includes: the wireless control module is used for receiving the control signal; and the carrier control circuit is connected with the wireless control module, converts the control signal into a carrier signal and loads the carrier signal to the lighting equipment.
Optionally, the lighting device includes: an LED light source, a carrier receiving circuit, which is connected with the carrier control circuit and the LED light source; the carrier receiving circuit further includes: a direct current voltage connected to the carrier control circuit for receiving the carrier signal; and the control circuit is connected with the direct current voltage and is used for converting the carrier signal into a pulse width modulation signal.
Optionally, the carrier receiving circuit further includes: the local driving power supply is connected to the control circuit, and is configured to output the output voltage to the LED light source under the control of the pulse width modulation signal.
Optionally, the control circuit is further configured to obtain current state information of the lighting device, and send the current state information to the wireless control module.
Optionally, the wireless control module is further configured to report the current state information to the control device; the control device is further configured to update the locally displayed lighting device status information synchronously according to the current status information.
Optionally, the carrier control circuit includes: the singlechip is connected with the wireless control module and used for converting the control signal into a carrier signal; and the triode Q2 is connected with the singlechip and used for turning on when the carrier signal is at a high level, pulling down the grid voltage value of the field-effect tube Q1, turning off when the carrier signal is at a low level, and loading the carrier signal to the lighting equipment when the grid voltage value and the drain voltage value of the field-effect tube Q1 are the same.
In the embodiment of the present invention, the control device is configured to trigger a control signal when receiving a control instruction, where the control signal is at least used for controlling the lighting device; the power supply is in communication connection with the control equipment and is used for receiving the control signal from the control equipment and converting the control signal into a carrier signal; the lighting device is connected with the power supply and used for controlling the output voltage of the local driving power supply according to the carrier signal and working under the driving of the output voltage, so that the purposes of improving the control effect of lighting control and reducing the control cost are achieved, the technical effect of effectively controlling the working of the lighting device is achieved, and the technical problems that the control effect is poor and the control cost is high in the lighting control mode in the prior art are solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a simplified system block diagram of a conventional intelligent lighting control system according to the prior art;
FIG. 2 is a schematic diagram of an alternative intelligent lighting control system according to an embodiment of the present invention;
fig. 3 is a schematic diagram of an alternative carrier transmission circuit according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of an alternative carrier receive circuit in accordance with an embodiment of the present invention;
fig. 5 is a flow chart of an alternative lighting control method according to an embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
According to an embodiment of the present invention, there is provided an embodiment of a lighting control system, including: control device, power supply and lighting apparatus, wherein:
the control device is used for triggering a control signal when receiving a control instruction, wherein the control signal is at least used for controlling the lighting device; the power supply is in communication connection with the control equipment and is used for receiving the control signal from the control equipment and converting the control signal into a carrier signal; and the lighting equipment is connected with the power supply and used for controlling the output voltage of the local driving power supply according to the carrier signal and working under the driving of the output voltage.
In the embodiment of the present invention, the control device is configured to trigger a control signal when receiving a control instruction, where the control signal is at least used for controlling the lighting device; the power supply is in communication connection with the control equipment and is used for receiving the control signal from the control equipment and converting the control signal into a carrier signal; the lighting device is connected with the power supply and used for controlling the output voltage of the local driving power supply according to the carrier signal and working under the driving of the output voltage, so that the purposes of improving the control effect of lighting control and reducing the control cost are achieved, the technical effect of effectively controlling the working of the lighting device is achieved, and the technical problems that the control effect is poor and the control cost is high in the lighting control mode in the prior art are solved.
Optionally, the control device may be a mobile phone device, an iPAD, a PC, or a switch; the power supply may be an AC-DC centralized constant voltage power supply as shown in fig. 2, and includes: the lighting device comprises a power supply, an LED driver and a wireless control module, wherein the lighting device can be any one of lamps (such as an LED lamp 1 and an LED lamp n shown in figure 2).
In order to solve the technical problems in the prior art, the present invention provides an intelligent lighting control system based on wireless and dc carriers, as shown in fig. 2, specifically, a wireless control module receives a control signal, so as to reduce the cost of the wireless control module; through a direct current carrier wave sending circuit (i.e. a carrier wave circuit shown in fig. 2), control data is converted into a carrier wave signal to be loaded on a direct current voltage, so that the problem of arrangement of a control line is reduced; the carrier receiving circuit is used for ensuring that each lamp correctly receives control data, so that the problem of consistent control effect is solved; the voltage conversion of the DC-DC driving power supply is adopted, so that the problems of inconsistent voltage and low selectivity of different lamps are solved.
In an alternative embodiment, the power supply includes: the wireless control module is used for receiving the control signal; and the carrier sending circuit is connected with the wireless control module, converts the control signal into a carrier signal and loads the carrier signal to the lighting equipment.
On the lamp, a direct current voltage (namely, a V + voltage) loaded with a carrier signal is input to a single chip microcomputer (namely, a single chip microcomputer control circuit) through the voltage division of a resistor R3 and a resistor R4, the single chip microcomputer processes the carrier signal into a Pulse Width Modulation (PWM) signal and inputs the PWM signal to a DC-DC driving power supply, the output of the driving power supply is controlled, and the switching, dimming and color mixing of the lamp are achieved.
Still as shown in fig. 2, the AC LN is connected to the AC-DC centralized constant voltage power supply to output a V + voltage, and further connected to the carrier transmitting circuit to add the carrier signal to the V + voltage; the carrier transmitting circuit is further connected with one or more paths of dimming and color-mixing lamps in parallel, the lamps are controlled to realize dimming and color-mixing functions, and each lamp comprises a carrier receiving circuit, a DC-DC driving power supply and a cold-warm two-color LED light source; the wireless control module is connected with the carrier sending circuit and converts the wireless control signal into a carrier signal to be transmitted to the lamp.
In an optional embodiment, the carrier transmission circuit includes: the singlechip is connected with the wireless control module and used for converting the control signal into a carrier signal; and the triode Q2 is connected with the singlechip and used for turning on when the carrier signal is at a high level, pulling down the grid voltage value of the field-effect tube Q1, turning off when the carrier signal is at a low level, and loading the carrier signal to the lighting equipment when the grid voltage value and the drain voltage value of the field-effect tube Q1 are the same.
As an optional embodiment, an optional carrier sending circuit is shown in fig. 3, where the wireless control module receives the control signal, the wireless control module is connected to the single chip, and the single chip receives the control signal and converts the control signal into a carrier signal; a further carrier signal drives a triode Q2 to be switched on and off, when the carrier signal is at a high level, the triode Q2 is switched on, the voltage of the grid electrode of an MOS (metal oxide semiconductor) transistor Q1 is reduced, a voltage stabilizing diode ZD1 clamps the voltage in a safe range, the further MOS transistor Q1 is a PMOS, a Q1 transistor is switched on, the voltage of VO + is consistent with that of V +, and a voltage stabilizing diode ZD1 is switched on; when the carrier signal is at a low level, the triode Q2 is disconnected, the voltage of the grid electrode of the MOS transistor Q1 is consistent with the drain electrode, the further MOS transistor Q1 is PMOS, the Q1 is disconnected, and the V + voltage is low; and further loading the carrier signal to the VO + voltage.
As shown in fig. 3, the V + voltage is connected to the DC-DC power supply to supply power to the single chip control circuit and the wireless communication module, and the single chip control circuit is further connected to the wireless communication module to receive the control signal; the further V + voltage is connected with the drain electrode of a PMOS tube Q1, the drain electrode of a PMOS tube Q1 is connected with the grid electrode of a PMOS tube Q1 through R1, and a voltage-stabilizing tube Z1 is connected with a resistor R1 in parallel; the grid of the further Q1 is connected with the collector of a triode Q2 through a resistor R2, the base of the triode Q2 is connected with the singlechip control circuit, and a carrier signal sent by the singlechip control circuit is loaded to a V + voltage; the source of a further PMOS transistor Q1 is connected with the lamp.
In an alternative embodiment, the above-mentioned lighting device comprises: an LED light source, a carrier receiving circuit, connected to the carrier transmitting circuit and the LED light source; wherein, the carrier receiving circuit further comprises: a direct-current voltage connected to the carrier transmission circuit and configured to receive the carrier signal; a control circuit connected to the dc voltage for converting the carrier signal into a pulse width modulation signal; the local driving power supply is connected to the control circuit, and is configured to output the output voltage to the LED light source under the control of the pulse width modulation signal.
As an alternative embodiment, the carrier receiving circuit is shown in fig. 4, and the VO + voltage is divided by a diode D2, a voltage dividing resistor R3, R4; the connecting resistor R5 is connected with the single chip microcomputer, and when the VO + voltage is high, the single chip microcomputer receives a high level; the further VO + voltage charges a capacitor C1 through a diode D3, and further supplies power to a DC-DC power supply; when the VO-voltage is low, the capacitor C1 supplies power to the DC-DC power supply, and the singlechip control circuit receives a low level; the further singlechip receives a carrier signal; the carrier receiving circuit loads the carrier signal sent by the singlechip control circuit to the lamp power supply line, receives the carrier signal on the lamp, and does not influence the normal work of the lamp.
Still as shown in fig. 4, the VO + voltage is connected with a resistor R3 through a diode D2, a resistor R3 is connected with a resistor R4, and the divided VO + voltage is connected with the single chip microcomputer control circuit through a resistor R5; the further VO + is connected with a DC-DC driving power supply through a diode D1, and a capacitor C1 is connected to the front end of the DC-DC driving power supply in parallel; and the further VO + is connected with a DC-DC power supply to supply power to the single chip microcomputer control circuit, and the further single chip microcomputer control circuit is connected with a DC-DC driving power supply to control the output of the driving power supply so as to realize the dimming and color mixing of the lamp.
In an optional embodiment, the control circuit (i.e., the mcu shown in fig. 4) is further configured to obtain current status information of the lighting device, and send the current status information to the wireless control module; the wireless control module is further configured to report the current state information to the control device; the control device is further configured to update the locally displayed lighting device status information synchronously according to the current status information.
Fig. 5 is a flowchart of an optional lighting control method according to an embodiment of the present invention, and as shown in fig. 5, first, a remote control device adds control device information at an APP end, and adds a switch device to bind to realize local control of a lamp by the switch control device after the remote control device successfully adds the control device information, and if the remote control device does not need to directly use the APP in the terminal control device for control.
After adding successfully, after APP or switch class equipment down sends control data and gives wireless control module, wireless control module passes through the serial ports and gives control circuit MCU in the lighting apparatus with control data transmission, MCU receives behind the control data according to the carrier communication agreement, convert control data to carrier signal through control GPIO control carrier wave transmitting circuit, MCU sends current lamps and lanterns state to wireless control module through the serial ports simultaneously, wireless control module reports to APP or switch class controlgear, realize the synchronization of lamps and lanterns state. The MCU on the lamp restores the carrier signal into control data through the carrier receiving circuit, and then the MCU controls the LED driving circuit through outputting PWM to realize the on-off, brightness adjustment, color temperature adjustment, color adjustment and the like of the lamp.
The utility model provides an intelligent illumination control system based on wireless control and direct current carrier waves, which aims to solve the following problems in the existing centralized control mode or single lamp control mode: 1) the problem that the wiring cost is reduced due to the fact that a plurality of wires are arranged between a driving power supply and a lamp in an existing centralized control mode is solved; 2) the problem that the lamp LED voltage between the existing centralized control mode driving power supply and the lamp needs to be matched with the centralized driving power supply, and the selectable range of the lamp is small is solved; 3) the problem that in the existing single-lamp control mode, one driving power supply needs one wireless control module, so that the production cost is increased is solved; 4) the problem of a plurality of lamps and lanterns of current single lamp control mode have control effect inconsistent in the control process is solved.
In addition, the embodiment of the utility model at least has the following advantages: only positive and negative wires are needed for wiring, wiring is simple, and wiring cost is reduced; the lamp is provided with a driving power supply which has low requirements on the voltage of the LED and has large selectivity; the consistency of the control effect is good; reducing the cost of the wireless communication module.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A lighting control system, comprising:
the control device is used for triggering a control signal when receiving a control instruction, wherein the control signal is at least used for controlling the lighting device;
the power supply is in communication connection with the control equipment and is used for receiving the control signal from the control equipment and converting the control signal into a carrier signal;
and the lighting equipment is connected with the power supply and used for controlling the output voltage of the local driving power supply according to the carrier signal and working under the driving of the output voltage.
2. The system of claim 1, wherein the power supply comprises:
the wireless control module is used for receiving the control signal;
and the carrier control circuit is connected with the wireless control module, converts the control signal into a carrier signal and loads the carrier signal to the lighting equipment.
3. The system of claim 2, wherein the illumination device comprises: the LED light source and the carrier receiving circuit are connected with the carrier control circuit and the LED light source; the carrier receiving circuit further includes:
the direct-current voltage is connected with the carrier control circuit and used for receiving the carrier signal;
and the control circuit is connected with the direct-current voltage and used for converting the carrier signal into a pulse width modulation signal.
4. The system of claim 3, wherein the carrier receive circuit further comprises:
the local driving power supply is connected with the control circuit and used for outputting the output voltage to the LED light source under the control of the pulse width modulation signal.
5. The system of claim 3,
the control circuit is further configured to acquire current state information of the lighting device and send the current state information to the wireless control module.
6. The system of claim 5,
the wireless control module is further configured to report the current state information to the control device;
and the control equipment is also used for synchronously updating the locally displayed lighting equipment state information according to the current state information.
7. The system of claim 2, wherein the carrier control circuit comprises:
the single chip microcomputer is connected with the wireless control module and used for converting the control signal into a carrier signal;
and the triode Q2 is connected with the singlechip and used for turning on when the carrier signal is at a high level, pulling down the gate voltage value of the field-effect tube Q1, turning off when the carrier signal is at a low level, and loading the carrier signal to the lighting equipment when the gate voltage value and the drain voltage value of the field-effect tube Q1 are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023164569.1U CN215453338U (en) | 2020-12-24 | 2020-12-24 | Lighting control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023164569.1U CN215453338U (en) | 2020-12-24 | 2020-12-24 | Lighting control system |
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| CN215453338U true CN215453338U (en) | 2022-01-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112566315A (en) * | 2020-12-24 | 2021-03-26 | 杭州鸿雁电器有限公司 | Illumination control method, device and system, processor and electronic equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112566315A (en) * | 2020-12-24 | 2021-03-26 | 杭州鸿雁电器有限公司 | Illumination control method, device and system, processor and electronic equipment |
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Effective date of registration: 20221014 Address after: Huahong building, 248 Tianmushan Road, Xihu District, Hangzhou City, Zhejiang Province, 310013 Patentee after: HANGZHOU HONYAR ELECTRICAL Co.,Ltd. Address before: Huahong building, 248 Tianmushan Road, Xihu District, Hangzhou, Zhejiang 310007 Patentee before: HANGZHOU HONYAR ELECTRICAL Co.,Ltd. Patentee before: HANGZHOU HONYAR-UNITY OPTOELECTRONIC TECHNOLOGY Co.,Ltd. |