Single live wire lighting system
By using a single-wire lighting system on traditional power lines and utilizing uninterruptible power control switches and switch control modules, the problem of requiring additional wiring in existing lighting systems is solved, achieving convenient installation without rewiring and reliable power supply for emergency lighting.
Patent Information
- Application Number
- CN202520168175.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-24
- Publication Date
- 2026-01-20
- Estimated Expiration
- 2035-01-24
AI Technical Summary
Existing lighting systems require additional live wires when installing emergency lighting power supplies, which makes wiring complicated.
The single-wire lighting system uses an uninterruptible power supply switch and switch control module to directly replace the wall switch by utilizing the live and neutral wires in the traditional power supply line, thereby controlling the power supply for both emergency and normal lighting and avoiding rewiring.
It enables the direct installation of lighting systems on traditional power lines without the need for rewiring, and can control the on/off state of the light source normally, while ensuring that the emergency lighting power supply has sufficient power to meet emergency lighting needs when power is interrupted.
Smart Images
Figure CN223816251U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of lighting system, especially a single fire line lighting system. BACKGROUND
[0002] In order to meet the lighting demand in normal power supply and the emergency lighting demand in accidental power failure, cooperate Figure 1 As shown in the figure, the existing lighting system with emergency lighting function will set up emergency lighting power supply (with built-in battery) and normal lighting power supply (also called mains power supply) for power supply of light source, wherein, the emergency lighting power supply will be directly connected to mains fire line L and mains zero line N, and the normal lighting power supply is connected to mains zero line N and connected to mains fire line L through wall switch SW; in this way, on the one hand, it ensures that the emergency lighting power supply can be continuously charged to ensure that the emergency lighting power supply has enough power to drive the light source to light up in accidental power failure; on the other hand, whether the normal lighting power supply works or not can be controlled by wall switch SW, when wall switch SW controls the normal lighting power supply to work, the normal lighting power supply supplies power to the light source to light up the light source, when wall switch SW controls the normal lighting power supply not to work, the normal lighting power supply does not supply power to the light source to make the light source extinguish.
[0003] However, the above-mentioned lighting system needs to set wall switch SW, that is, it needs to additionally set an additional fire line L2 for connecting the emergency lighting power supply on the traditional power supply line (including power supply fire line L1' and power supply zero line N1' connected to mains fire line L and mains zero line N respectively, power supply fire line L1' is connected in series with wall switch SW), power supply fire line L1' and power supply zero line N1' are used to realize that the normal lighting power supply is connected to mains fire line L and mains zero line N, additional fire line L2 and power supply zero line N1' are used to realize that the emergency lighting power supply is connected to mains fire line L and mains zero line N; as can be seen from the foregoing, the additional fire line L2 needs to be additionally set on the traditional power supply line to set the above-mentioned lighting system, which needs to be rewired, and there is a problem of troublesome layout.
[0004] In view of the existence of the above problems, it is necessary to study a single fire line lighting system which can be directly laid on the traditional power supply line and has the advantage of convenient layout. UTILITY MODEL CONTENTS
[0005] The utility model aims at providing a single fire line lighting system which can be directly laid on the traditional power supply line and has the advantage of convenient layout.
[0006] In order to achieve the above-mentioned purpose, the solution of the utility model is:
[0007] A single-fireline lighting system comprises at least one single-fireline lighting unit; the single-fireline lighting unit comprises a power supply fireline L1, a power supply neutral line N1, an uninterrupted control switch and at least one lighting module, the uninterrupted control switch is connected in series between the input side and the output side of the power supply fireline L1 and the uninterrupted control switch can continuously conduct between the input side and the output side of the power supply fireline L1 in normal state, the lighting module comprises a switch control module, a light source and a power module connecting the switch control module and the light source, the input side of the switch control module is connected to the output side of the power supply fireline L1 and the power supply neutral line N1, the power module of the lighting module of each single-fireline lighting unit comprises at least one of an emergency lighting power supply and a normal lighting power supply for supplying power to the light source, and the power module of the lighting module of at least one single-fireline lighting unit comprises an emergency lighting power supply; the uninterrupted control switch of each single-fireline lighting unit is used to send a control signal, the switch control module of each lighting module of each single-fireline lighting unit can receive and analyze the control signal sent by the uninterrupted control switch of the single-fireline lighting unit, and the switch control module of the lighting module controls whether the power module of the lighting module supplies power to the light source according to the information of the control signal.
[0008] When the power module of the lighting module comprises both the emergency lighting power supply and the normal lighting power supply, the switch control module of the lighting module controls whether the normal lighting power supply of the power module of the lighting module supplies power to the light source according to the information of the control signal.
[0009] When the power module of the lighting module only comprises the emergency lighting power supply, the switch control module of the lighting module controls whether the emergency lighting power supply of the power module of the lighting module supplies power to the light source according to the information of the control signal.
[0010] When the power module of the lighting module only comprises the normal lighting power supply, the switch control module of the lighting module controls whether the normal lighting power supply of the power module of the lighting module supplies power to the light source according to the information of the control signal.
[0011] The type of the control signal is a wireless signal; or, the type of the control signal is a wired signal and the control signal is loaded on the power supply fireline L1.
[0012] The single-fireline lighting system further comprises a total control mechanism; the total control mechanism comprises a total fireline L0, a total zero line N0, and a continuous power supply total control switch connected in series between the input side and the output side of the total fireline L0, the input side of the power supply fireline L1 of each single-fireline lighting unit is connected to the output side of the total fireline L0, and the power supply zero line N1 of each single-fireline lighting unit is connected to the total zero line N0; the continuous power supply total control switch is used to send a total control signal, the switch control module of each lighting module of each single-fireline lighting unit can receive the total control signal sent by the continuous power supply total control switch, and the switch control module of the lighting module controls whether the power module of the lighting module supplies power to the light source according to the information of the total control signal.
[0013] The circuit structure of the continuous power supply total control switch is the same as that of the continuous power supply control switch.
[0014] The continuous power supply control switch comprises a single-fireline power supply circuit, a mechanical switch circuit, and a control circuit; the single-fireline power supply circuit is connected in series between the input side and the output side of the power supply fireline L1, and the single-fireline power supply circuit has a single-fireline relay RL1-1 that controls the on-off of the input side and the output side of the power supply fireline L1; the control circuit is powered by the single-fireline power supply circuit, the control circuit is connected to the single-fireline relay RL1-1 and the mechanical switch circuit, and the control circuit controls the on-off, the on-off frequency, and the on-off time of the single-fireline relay according to the signal of the mechanical switch circuit.
[0015] The switch control module comprises a main control circuit, a power supply circuit, a signal detection isolation circuit, and an electronic switch circuit; the power supply circuit is connected to the output side of the power supply fireline L1 and the power supply zero line N1, the signal detection isolation circuit is connected to the output side of the power supply fireline L1 and the power supply zero line N1, the main control circuit is connected to the power supply circuit, the signal detection isolation circuit, and the electronic switch circuit, the main control circuit and the signal detection isolation circuit are powered by the power supply circuit, the main control circuit receives the control signal sent by the continuous power supply control switch through the signal detection isolation circuit, and the main control circuit controls the on-off of the electronic switch circuit according to the information of the control signal, and the electronic switch circuit is connected to the power module.
[0016] The signal detection isolation circuit comprises a resistor R7-2, a resistor R8-2, a resistor R9-2, a capacitor C5-2, a voltage stabilizing tube ZD2-2, and an optical coupler U6-2; the positive electrode of the input side of the optical coupler U6-2 is connected to the output side of the power supply fireline L1, the negative electrode of the input side of the optical coupler U6-2 is connected to the negative electrode of the voltage stabilizing tube ZD2-2 through the resistor R8-2 and the resistor R9-2, the positive electrode of the voltage stabilizing tube ZD2-2 is connected to the power supply zero line N1, the positive electrode of the output side of the optical coupler U6-2 is connected to the first end of the capacitor C5-2 and the power supply circuit through the resistor R7-2, and the negative electrode of the output side of the optical coupler U6-2 and the second end of the capacitor C5-2 are grounded.
[0017] With the above scheme, when the single-fire-wire lighting system of the utility model is laid on the traditional power supply line (the traditional power supply line has a power supply live wire L1 and a power supply neutral wire N1 and the power supply live wire is in series with a wall switch), the uninterrupted power supply control switch of the single-fire-wire lighting unit can directly replace the wall switch and be directly connected in series between the input side and the output side of the power supply live wire L1, and the lighting module can be directly connected to the output side of the power supply live wire and the power supply neutral wire; thus, it can be seen that the single-fire-wire lighting system of the utility model can be directly laid on the traditional power supply line without the need to rewire, and has the advantage of convenient laying. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 is a use schematic diagram of an existing lighting system.
[0019] Figure 2 is a principle block diagram of embodiment one of the utility model.
[0020] Figure 3 is a circuit principle diagram of the uninterrupted power supply control switch of embodiment one of the utility model.
[0021] Figure 4 is a circuit principle diagram of the switch control module of embodiment one of the utility model.
[0022] Figure 5 is a principle block diagram of embodiment two of the utility model.
[0023] Figure 6 is a principle block diagram of embodiment three of the utility model.
[0024] Figure 7 is a principle block diagram of embodiment four of the utility model.
[0025] Figure 8 is a principle block diagram of embodiment five of the utility model. DETAILED DESCRIPTION
[0026] In order to further explain the technical scheme of the utility model, the utility model will be described in detail below through specific embodiments.
[0027] Embodiment one:
[0028] cooperation Figures 2 to 4As shown, in the embodiment one of the utility model, the utility model single fire line lighting system includes at least one single fire line lighting unit, specific embodiment one is a single fire line lighting unit;Among them, the single fire line lighting unit includes power supply fire line L1, power supply zero line N1, uninterrupted power control switch and at least one lighting module, uninterrupted power control switch is connected between the input side and the output side of power supply fire line L1 and uninterrupted power control switch can make the input side and the output side of power supply fire line L1 continuously conductive in normal state, lighting module includes switch control module, light source and the power module of connecting switch control module and light source, the input side of switch control module is connected with the output side of power supply fire line L1 and power supply zero line N1;The uninterrupted power control switch of each single fire line lighting unit is used to send control signal, and the switch control module of each lighting module of each single fire line lighting unit can receive and analyze the control signal sent by the uninterrupted power control switch of the single fire line lighting unit, and the switch control module of lighting module controls the power module of the lighting module whether to supply power to the light source according to the information of the control signal.
[0029] When the single fire line lighting system of the utility model is laid on the traditional power supply line (the traditional power supply line has power supply fire line L1 and power supply zero line N1 and the power supply fire line is connected with wall switch), the uninterrupted power control switch of the single fire line lighting unit can directly replace the wall switch and be directly connected between the input side and the output side of power supply fire line L1, and the lighting module can be directly connected with power supply zero line N1 and the output side of power supply fire line L1;Therefore, the single fire line lighting system of the utility model can be directly laid on the traditional power supply line without rewiring, and has the advantage of convenient laying.In addition, the user can operate the uninterrupted power control switch to make the uninterrupted power control switch send control signal to control whether the light source of the lighting module works, thereby ensuring the user's normal control of the use demand of light and dark of the light source;And, the uninterrupted power control switch can make the input side and the output side of power supply fire line L1 continuously conductive in normal state, ensure that the emergency lighting power supply of the lighting module can continuously charge, so as to ensure that the emergency lighting power supply of the lighting module has enough power to supply power to the light source in the event of power failure, and ensure the use demand of emergency lighting.
[0030] In the embodiment one of the utility model, the power module of the lighting module of the single fire line lighting unit includes emergency lighting power supply and normal lighting power supply, and the switch control module of the lighting module of the single fire line lighting unit controls the normal lighting power supply of the power module of the lighting module whether to supply power to the light source according to the information of the control signal.Emergency lighting power supply, normal lighting power supply and switch control module can be integrated together or independently arranged.
[0031] In the embodiment one of the utility model, the uninterrupted power supply control switch includes single fire line electricity taking circuit, mechanical switch circuit and control circuit, single fire line electricity taking circuit is connected between the input side and the output side of power supply fire line L1, and single fire line electricity taking circuit has single fire line relay RL1-1 that controls the input side and the output side of power supply fire line L1 between on-off, control circuit is powered by single fire line electricity taking circuit, control circuit connects single fire line relay RL1-1 and mechanical switch circuit, and control circuit controls the on-off of the single fire line relay according to the signal of mechanical switch circuit, on-off frequency and on-off time.
[0032] The working principle of the uninterrupted power supply control switch is:
[0033] The single fire line relay RL1-1 of single fire line electricity taking circuit is closed in the normal state of uninterrupted power supply control switch, so that the input side and the output side of power supply fire line L1 are continuously conducted, and at the same time, single fire line electricity taking circuit takes electricity from power supply fire line L1 to ensure the normal work of control circuit.
[0034] When the user inputs instructions to control circuit through mechanical switch circuit, control circuit controls the on-off of single fire line relay RL1-1 according to the corresponding instructions, on-off frequency and on-off time, so that the output side of power supply fire line L1 outputs control signal with corresponding on-off frequency and on-off time, and different on-off frequency and on-off time of control signal are used to indicate different information.
[0035] In the embodiment one of the utility model, the single fire line electricity taking circuit can include off-state electricity taking circuit and closed-state electricity taking circuit, the closed-state electricity taking circuit has the single fire line relay RL1-1, and the closed-state electricity taking circuit is connected between the input side and the output side of power supply fire line L1, and the closed-state electricity taking circuit takes electricity from power supply fire line L1 when the single fire line relay RL1-1 is closed, and the closed-state electricity taking circuit can adopt the electricity taking circuit designed based on single fire line intelligent panel power supply chip U1-1 (the model can be BP8009 of Shanghai Jingfeng Mingyuan Semiconductor Co., Ltd.), and the off-state electricity taking circuit is connected with the closed-state electricity taking circuit, and the off-state electricity taking circuit is used to supply power to control circuit when the single fire line relay is disconnected, and the off-state electricity taking circuit can include super capacitor charging circuit and DC boost circuit arranged in sequence, the super capacitor charging circuit is used for energy storage, and the DC boost circuit is used to boost the voltage output by the super capacitor charging circuit when the single fire line relay RL1-1 is disconnected, and the DC boost circuit can adopt boost chip U4-1 with model MT3608.
[0036] In the embodiment one of the utility model, the single fire line electricity taking circuit still can include direct current voltage reducing circuit, this direct current voltage reducing circuit connects the electricity taking circuit of off state and the electricity taking circuit of closed state, direct current voltage reducing circuit is used for converting the direct current of off state electricity taking circuit and closed state electricity taking circuit output into the voltage required by control circuit, direct current voltage reducing circuit can adopt the linear voltage stabilizer U3-1 of type for HT7533S.
[0037] In the embodiment one of the utility model, the control circuit can be single-chip microcomputer circuit, this control circuit can adopt the single-chip microcomputer chip U2-1 of type for HC89S003AF4;The control circuit can be connected single fire line relay RL1-1 by first relay drive circuit and control single fire line relay RL1-1, and the first relay drive circuit can adopt the relay drive chip U5-1 of type for CN8021A.Mechanical switch circuit can include at least one of microswitch SW1-1 and microswitch SW2-1 connected with control circuit;User inputs instruction to control circuit by controlling the on-off of microswitch SW1-1 and microswitch SW2-1.
[0038] In the embodiment one of the utility model, the switch control module can include master control circuit, power supply circuit, signal detection isolation circuit and electronic switch circuit;The output side of power supply fire line L1 and power supply zero line N1 are connected by power supply circuit, and the output side of power supply fire line L1 and power supply zero line N1 are connected by signal detection isolation circuit, and master control circuit is connected with power supply circuit, signal detection isolation circuit and electronic switch circuit, and master control circuit and signal detection isolation circuit are powered by power supply circuit, and master control circuit receives the control signal sent by uninterrupted power supply control switch through signal detection isolation circuit, and master control circuit controls the on-off of electronic switch circuit according to the information of control signal, and electronic switch circuit is connected with power module.
[0039] In the embodiment one of the utility model, the power supply circuit can include switch power supply circuit and voltage stabilizing circuit connected in turn, and voltage stabilizing circuit provides the required working voltage for master control circuit and signal detection isolation circuit;Power supply circuit can adopt constant voltage chip U2-1 of type for BP2535C;Voltage stabilizing circuit can adopt linear voltage stabilizer U3-2 of type for HT7533S.
[0040] In the embodiment one of the utility model, signal detection isolation circuit includes resistance R7-2, resistance R8-2, resistance R9-2, electric capacity C5-2, voltage stabilizing pipe ZD2-2 and photoelectric coupler U6-2, the input side positive pole of photoelectric coupler U6-2 connects the output side of power supply fire line L1, the input side negative pole of photoelectric coupler U6-2 connects the negative pole of voltage stabilizing pipe ZD2-2 through resistance R8-2 and resistance R9-2, the positive pole of voltage stabilizing pipe ZD2-2 connects power supply zero line N1, the output side positive pole of photoelectric coupler U6-2 connects the first end of main control circuit and electric capacity C5-2 and the output side positive pole of photoelectric coupler U6-2 connects power supply circuit through resistance R7-2, the output side negative pole of photoelectric coupler U6-2 and the second end of electric capacity C5-2 are grounded.When the control circuit makes the output side of power supply fire line L1 output control signal, the control signal will control the input side on-off of photoelectric coupler U6-2 accordingly, and then make the output side positive pole of photoelectric coupler U6-2 form corresponding pulse signal, the pulse signal is inputted to main control circuit, and main control circuit obtains the frequency and duty cycle information of pulse signal and resolves the information contained in control signal accordingly.Wherein, photoelectric coupler U6-2 plays the role of isolation protection and signal conversion, and can avoid the damage of main control circuit, and voltage stabilizing pipe ZD2-2 plays the role of voltage limiting and protects photoelectric coupler U6-2.
[0041] In the embodiment one of the utility model, the electronic switch circuit can include relay RL1-2, and the main control circuit is connected with the relay RL1-2 through the second relay drive circuit to control the on-off of the relay RL1-2, and the second relay drive circuit can adopt the relay drive chip U5-2 with the model number CN8021A.
[0042] In the embodiment one of the utility model, the electronic switch circuit can be used to control whether the normal lighting power supply is connected to the output side of the power supply fire line L1, when the normal lighting power supply is connected to the output side of the power supply fire line L1, the normal lighting power supply supplies power to the light source to make the light source light up, and when the normal lighting power supply is not connected to the output side of the power supply fire line L1, the normal lighting power supply does not supply power to the light source to make the light source extinguish.
[0043] In the embodiment one of the utility model, the control circuit can be a single-chip microcomputer circuit, and the control circuit can adopt the single-chip microcomputer chip U1-2 with the model number HC89S001AJ.
[0044] Embodiment two:
[0045] Match Figure 5As shown in the embodiment two of the utility model, the single fire line lighting system of the utility model includes a single fire line lighting unit, the single fire line lighting unit has multiple parallel lighting modules;Among them, the difference between the single fire line lighting unit of embodiment two and the single fire line lighting unit of embodiment one lies in: the power module of the lighting module of the single fire line lighting unit of embodiment two only includes emergency lighting power supply, and the switch control module of the lighting module controls whether the emergency lighting power supply of the power module of the lighting module supplies power to the light source according to the information of control signal. The circuit structure of the switch control module of embodiment two is same with embodiment one, and the electronic switch circuit of the switch control module of embodiment two is used to control whether the emergency lighting power supply of the power module outputs power to the light source, and the electronic switch circuit of embodiment two can be arranged at the output end of the emergency lighting power supply.
[0046] Embodiment three:
[0047] Cooperation Figure 6 As shown in the embodiment three of the utility model, the single fire line lighting system of the utility model includes a single fire line lighting unit, the single fire line lighting unit has multiple parallel lighting modules;Among them, a part of the power module of the lighting module of embodiment three only includes normal lighting power supply;Embodiment three still has a part of the power module of the lighting module only includes emergency lighting power supply. Among them, when the power module of the lighting module only includes emergency lighting power supply, the switch control module of the lighting module controls whether the emergency lighting power supply of the power module of the lighting module supplies power to the light source according to the information of control signal. And when the power module of the lighting module only includes normal lighting power supply, the switch control module of the lighting module controls whether the normal lighting power supply of the power module of the lighting module supplies power to the light source according to the information of control signal.
[0048] Embodiment four:
[0049] Cooperation Figure 7 As shown in the embodiment four of the utility model, the single fire line lighting system of the utility model includes a single fire line lighting unit, the single fire line lighting unit has multiple parallel lighting modules;Among them, a part of the lighting module of embodiment four has a power module (the power module includes emergency lighting power supply) and a light source;Embodiment four still has a part of the lighting module and has multiple parallel power modules (the power module includes normal lighting power supply) and multiple light sources connected with the multiple parallel power modules respectively. Among them, for the lighting module with multiple parallel power modules and multiple light sources connected with the multiple parallel power modules respectively, the switch control module of the lighting module controls whether the power module of the lighting module supplies power to the light source simultaneously.
[0050] Embodiment five:
[0051] Cooperation Figure 8As shown, in the embodiment five of the utility model, the single fire line lighting system of the utility model includes multiple single fire line lighting units, each single fire line lighting unit is in parallel arrangement;In addition, the single fire line lighting system of the utility model further includes a general control mechanism, and the general control mechanism can control each single fire line lighting unit simultaneously.
[0052] In the embodiment five of the utility model, the general control mechanism includes a general fire line L0, a general zero line N0 and an uninterrupted power supply general control switch connected between the input side and the output side of the general fire line L0, the input side of the power supply fire line L1 of each single fire line lighting unit is connected to the output side of the general fire line L0, and the power supply zero line N1 of each single fire line lighting unit is connected to the general zero line N0;Wherein, the uninterrupted power supply general control switch is used to send a general control signal, and the type of the general control signal is the same as that of the control signal;The switch control module of each lighting module of each single fire line lighting unit can receive the general control signal sent by the uninterrupted power supply general control switch, and the switch control module of the lighting module controls whether the power module of the lighting module supplies power to the light source according to the information of the general control signal.Such arrangement, the utility model can control each single fire line lighting unit simultaneously by the uninterrupted power supply general control switch, and is convenient for user to use.
[0053] In the embodiment five of the utility model, the circuit structure of the uninterrupted power supply general control switch can be the same as that of the uninterrupted power supply control switch.
[0054] It should be noted that the type of the control signal provided by the above embodiment is a wired signal, and the control signal is loaded on the power supply fire line L1;The utility model is not limited to this, and the type of the control signal can also be a wireless signal, and correspondingly, the uninterrupted power supply control switch and the switch control module are provided with corresponding wireless communication modules to realize the reception and transmission of the control signal.
[0055] The above embodiment and drawing are not limited to the product form and style of the utility model, and any ordinary skilled person in the art can make appropriate changes or modifications, which should be regarded as not departing from the patent category of the utility model.
Claims
1. A single-wire lighting system, characterized in that: Includes at least one single-wire lighting unit; The single-wire lighting unit includes a live power supply L1, a neutral power supply N1, an uninterruptible power supply (UPS) switch, and at least one lighting module. The UPS switch is connected in series between the input and output sides of the live power supply L1 and, under normal conditions, ensures continuous conduction between the input and output sides of the live power supply L1. The lighting module includes a switch control module, a light source, and a power supply module connecting the switch control module and the light source. The input side of the switch control module is connected to the output side of the live power supply L1 and the neutral power supply N1. The power supply module of the lighting module in each single-wire lighting unit includes at least one of an emergency lighting power supply and a normal lighting power supply for powering the light source, and the power supply module of the lighting module in at least one single-wire lighting unit includes an emergency lighting power supply. The uninterruptible power supply (UPS) switch of each single-wire lighting unit is used to send control signals. The switch control module of each lighting module of each single-wire lighting unit can receive and analyze the control signals sent by the UPS switch of the single-wire lighting unit. The switch control module of the lighting module controls the power supply module of the lighting module to supply power to the light source according to the information of the control signal.
2. The single-wire lighting system as described in claim 1, characterized in that: When the power supply module of the lighting module includes both emergency lighting power and normal lighting power, the switch control module of the lighting module controls whether the normal lighting power of the power supply module supplies power to the light source according to the information of the control signal.
3. The single-wire lighting system as described in claim 1, characterized in that: When the power supply module of the lighting module only includes emergency lighting power, the switch control module of the lighting module controls whether the emergency lighting power supply of the power supply module of the lighting module supplies power to the light source according to the information of the control signal.
4. The single-wire lighting system as described in claim 1, characterized in that: When the power supply module of the lighting module only includes normal lighting power, the switch control module of the lighting module controls whether the normal lighting power supply of the power supply module of the lighting module supplies power to the light source according to the information of the control signal.
5. The single-wire lighting system as described in claim 1, characterized in that: The control signal is a wireless signal; or the control signal is a wired signal and the control signal is applied to the power supply live wire L1.
6. The single-wire lighting system as described in claim 1, characterized in that: It also includes a main control mechanism; the main control mechanism includes a main live wire L0, a main neutral wire N0, and an uninterruptible power control switch connected in series between the input and output sides of the main live wire L0. The input side of the power supply live wire L1 of each individual live wire lighting unit is connected to the output side of the main live wire L0, and the power supply neutral wire N1 of each individual live wire lighting unit is connected to the main neutral wire N0. The uninterruptible power supply (UPS) main control switch is used to send a main control signal. The switch control module of each lighting module in each single-wire lighting unit can receive the main control signal sent by the UPS main control switch, and the switch control module of the lighting module controls the power supply module of the lighting module to supply power to the light source according to the information of the main control signal.
7. The single-wire lighting system as described in claim 6, characterized in that: The circuit structure of the uninterruptible power supply main control switch is the same as that of the uninterruptible power supply control switch.
8. The single-wire lighting system as described in claim 1 or 7, characterized in that: The uninterruptible power control switch includes a single live wire power supply circuit, a mechanical switch circuit, and a control circuit; A single-wire power supply circuit is connected in series between the input and output sides of the power supply wire L1, and the single-wire power supply circuit has a single-wire relay RL1-1 that controls whether the power supply wire L1 is switched on or off between the input and output sides. The control circuit is powered by a single live wire power supply circuit. The control circuit is connected to the single live wire relay RL1-1 and the mechanical switch circuit. The control circuit controls the on / off state, frequency and duration of the single live wire relay according to the signal from the mechanical switch circuit.
9. The single-wire lighting system as described in claim 8, characterized in that: The switch control module includes a main control circuit, a power supply circuit, a signal detection and isolation circuit, and an electronic switch circuit. The power supply circuit is connected to the output side of the live power line L1 and the neutral power line N1. The signal detection and isolation circuit is connected to the output side of the live power line L1 and the neutral power line N1. The main control circuit is connected to the power supply circuit, the signal detection and isolation circuit, and the electronic switch circuit. The main control circuit and the signal detection and isolation circuit are powered by the power supply circuit. The main control circuit receives the control signal from the uninterruptible power control switch through the signal detection and isolation circuit, and controls the on / off state of the electronic switch circuit according to the information of the control signal. The electronic switch circuit is connected to the power supply module.
10. The single-wire lighting system as described in claim 9, characterized in that: The signal detection isolation circuit includes resistors R7-2, R8-2, R9-2, capacitor C5-2, Zener diode ZD2-2, and optocoupler U6-2. The positive input terminal of optocoupler U6-2 is connected to the output terminal of the power supply live wire L1. The negative input terminal of optocoupler U6-2 is connected to the negative terminal of Zener diode ZD2-2 through resistors R8-2 and R9-2. The positive terminal of Zener diode ZD2-2 is connected to the power supply neutral wire N1. The positive output terminal of optocoupler U6-2 is connected to the main control circuit and the first terminal of capacitor C5-2, and the positive output terminal of optocoupler U6-2 is connected to the power supply circuit through resistor R7-2. The negative output terminal of optocoupler U6-2 and the second terminal of capacitor C5-2 are grounded.