CN203167331U - LED lighting control system - Google Patents
LED lighting control system Download PDFInfo
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- CN203167331U CN203167331U CN 201220147889 CN201220147889U CN203167331U CN 203167331 U CN203167331 U CN 203167331U CN 201220147889 CN201220147889 CN 201220147889 CN 201220147889 U CN201220147889 U CN 201220147889U CN 203167331 U CN203167331 U CN 203167331U
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Abstract
The utility model relates to an LED lighting control system which comprises a main controller and an auxiliary controller. The main controller comprises a switch tube and a micro controller circuit. The auxiliary controller comprises a signal sampling circuit, a micro controller circuit, a voltage stabilizing circuit and a drive circuit. The output end of the switch tube of the main controller is connected in series between direct current power transmission and signal lines through which direct current comes to the auxiliary controller, and the control end is connected with the signal output end of the micro controller circuit of the main controller. The signal input end of the signal sampling circuit of the auxiliary controller is connected with the power supply input end of the voltage stabilizing circuit and the direct current power transmission and signal lines, and the signal output end is connected with the signal input end of the micro controller circuit. The signal output end of the micro controller circuit is connected with the signal input end of the drive circuit. The control output end of the drive circuit is connected with a load. The other end of the load is connected with the direct current power transmission and signal lines. According to the utility model, by using the two line power supply and control circuit, the main controller carries out power supply and control on the auxiliary controller and the load; and the problem that the prior art cannot be directly used in a paved two line lighting circuit is solved.
Description
Technical field
The utility model relates to a kind of control system, particularly relates to a kind of LED Lighting Control Assembly.
Background technology
Existing LED Lighting Control Assembly adopts usually between master controller and each sub-controller the control of a plurality of and many group LED lamps and is connected with two circuits of signal by power supply, the power supply of each sub-controller is connected with signal line with power circuit respectively with signal end, power supply and signal are respectively walked the passage of each, and signal and communication adopts RS485 or DMX512 usually.Owing to need two different circuits transferring electric power and control signals respectively, the wiring cost height, the effort of taking a lot of work, more can not with existing circuit realize master controller to a plurality of sub-controllers and these sub-controllers with the control of numerous LED lamps.The employing DMX512 that has or the system of other communication modes also 220V handed over electric power send to each sub-controller with the LED load, relatively also have potential safety hazard.
Summary of the invention
The utility model technical issues that need to address provide a kind of LED Lighting Control Assembly, solving existing LED Lighting Control Assembly needs respectively to realize that with power supply and two circuits of signal master controller is to sub-controller and the sub-controller load-carrying power supply of institute and control, the problem that must not be directly use at the existing illuminating line that has laid of solution also, both can control the LED lamp light or extinguish can also light modulation, even can also drive motors start, stop or speed governing and the break-make that drives relay, have significant technological progress.
A kind of LED Lighting Control Assembly comprises master controller and sub-controller, it is characterized in that:
Master controller comprises switching tube, microcontroller circuit;
Sub-controller comprises signal sample circuit, microcontroller circuit, voltage stabilizing circuit and drive circuit;
The output end of switching tube of master controller is connected on direct current and holds concurrently between the holding wire towards the direct current transportation of sub-controller, and its control end is connected with the signal output part of the microcontroller circuit of master controller;
The power input of the voltage stabilizing circuit of sub-controller is connected as the power input of sub-controller and the direct current transportation holding wire of holding concurrently, the signal input part of the signal sample circuit of sub-controller is connected with the power input of voltage stabilizing circuit, its signal output part is connected with the signal input part of the microcontroller circuit of sub-controller, the signal output part of microcontroller circuit is connected with the signal input part of drive circuit, the control output end of drive circuit is connected with load as the control output end of sub-controller, and the other end of load and the direct current transportation holding wire of holding concurrently is connected.
Master controller also comprises voltage stabilizing circuit, and switching tube is field effect transistor;
The power input of voltage stabilizing circuit is connected with galvanic positive pole, and its power output end is connected with the power input of the microcontroller circuit of master controller, and its ground end is connected with galvanic negative pole with the ground end of microcontroller circuit.
Master controller also comprises the power taking voltage stabilizing circuit, and switching tube is field effect transistor;
The power input of power taking voltage stabilizing circuit is connected with the galvanic inflow end of field effect transistor, its power output end is connected with the power input of microcontroller circuit, its ground end is connected with galvanic negative pole with the ground end of microcontroller circuit, or its ground end is connected with the ground end of microcontroller circuit.
The power taking voltage stabilizing circuit also comprises diode, and field effect transistor is the N raceway groove;
Diode anode is connected with the drain electrode of field effect transistor, and its negative electrode is connected with voltage stabilizing circuit input in the power taking voltage stabilizing circuit;
The source electrode of field effect transistor is connected with the ground end of microcontroller circuit and the ground end of power taking voltage stabilizing circuit, and its grid is connected with the signal output part of microcontroller circuit;
The power output end of the voltage stabilizing circuit in the power taking voltage stabilizing circuit is connected with the power input of the microcontroller circuit of master controller.
The power taking voltage stabilizing circuit also comprises diode, and field effect transistor is the P raceway groove, and master controller also comprises triode and resistance;
Diode cathode is connected with the drain electrode of field effect transistor, and its anode is connected with the ground end of power taking voltage stabilizing circuit and the ground end of microcontroller circuit;
The power input of the voltage stabilizing circuit in the source electrode of field effect transistor and the power taking voltage stabilizing circuit is connected, its grid is connected with transistor collector by resistance, one end of another resistance is connected with fet gate, the other end is connected with the source electrode of field effect transistor, the emitter of triode is connected with the ground end of microcontroller circuit, and its base stage is connected with the signal output part of microcontroller circuit;
The power output end of the voltage stabilizing circuit in the power taking voltage stabilizing circuit is connected with the power input of the microcontroller circuit of master controller.
The signal sample circuit of sub-controller comprises voltage stabilizing didoe, its negative electrode is connected with the power input of sub-controller as the signal input part of signal sample circuit, and its anode is connected with the signal input part of microcontroller circuit as the signal output part of signal sample circuit;
Drive circuit comprises the field effect transistor corresponding with the control loop of output, and its grid is connected with the signal output part of microcontroller circuit, and its drain electrode is connected with load as the output of sub-controller, and its source electrode is connected publicly with sub-controller.
The signal sample circuit of sub-controller comprises voltage stabilizing didoe, its negative electrode is connected with the power input of sub-controller as the signal input part of signal sample circuit, and its anode is connected with the signal input part of microcontroller circuit as the signal output part of signal sample circuit;
Drive circuit comprises field effect transistor and the constant-current circuit corresponding with the control loop of output, its grid is connected with the signal output part of microcontroller circuit, its drain electrode is connected with load as the output of sub-controller, its source electrode is connected with the constant current output of constant-current circuit, the ground end of constant-current circuit and being connected publicly of sub-controller.
The signal sample circuit of sub-controller comprises voltage stabilizing didoe, its negative electrode is connected with the power input of sub-controller as the signal input part of signal sample circuit, and its anode is connected with the signal input part of microcontroller circuit as the signal output part of signal sample circuit;
Drive circuit also comprises the H bridge, and its output is connected with direct current machine as the output of sub-controller, and its ground end is connected publicly with sub-controller, and its input is connected with the signal output part of microcontroller circuit.
LED control system of the present utility model only can realize that with the power supply of the two lines control circuit of holding concurrently master controller is to sub-controller and institute load-carrying power supply and control, also solved the problem that existing LED Lighting Control Assembly can not directly use at the existing two-wire system illuminating line that has laid, both can control the LED lamp light or extinguish can also light modulation, even can also drive motors start, stop or the break-make of speed governing and driving relay.System adopts LED to concentrate the mode of direct current supply, no DC power supply in the LED lamp, and the heating of reduction has prolonged life-span of led chip.Select safe voltage to send master controller, sub-controller and load to as electric power, use and safeguard safer.In sum, the utility model compared with prior art has significant technological progress.
Description of drawings
Fig. 1 is the utility model first embodiment theory diagram.
Fig. 2 is the utility model second embodiment theory diagram.
Fig. 3 is the utility model the 3rd embodiment theory diagram.
Fig. 4 is the utility model the 4th embodiment theory diagram.
Fig. 5 be a plurality of sub-controllers of master controller band of the utility model and with the embodiment theory diagram of a plurality of LED loads.
Fig. 6 be a plurality of sub-controllers of master controller band of the utility model and with the embodiment theory diagram of various loads.
Fig. 7 is the theory diagram of the utility model a plurality of sub-controllers of a plurality of master controller bands and load embodiment thereof.
Fig. 8 is the schematic diagram of the utility model first embodiment master controller.
Fig. 9 is the schematic diagram of the utility model second embodiment master controller.
Figure 10 is the schematic diagram of the utility model the 3rd embodiment master controller.
Figure 11 is the schematic diagram of the utility model the 4th embodiment master controller.
Figure 12 is the schematic diagram of the utility model sub-controller signal sample circuit first embodiment.
Figure 13 is the schematic diagram of the utility model sub-controller signal sample circuit second embodiment.
Figure 14 is the schematic diagram of the utility model sub-controller drive circuit first embodiment.
Figure 15 is the schematic diagram of the utility model sub-controller drive circuit second embodiment.
Figure 16 is the schematic diagram of the utility model sub-controller drive circuit the 3rd embodiment.
Figure 17 is the schematic diagram of the utility model sub-controller drive circuit the 4th embodiment.
Figure 18 is flow chart of the present utility model.
Figure 19 is that a plurality of master controllers of the utility model are respectively with the theory diagram of a plurality of sub-controllers and a plurality of load embodiment.
Figure 20 is that a plurality of master controllers of the utility model master controller band are more respectively with the theory diagram of a plurality of sub-controllers and a plurality of load embodiment.
Embodiment
Below in conjunction with drawings and embodiments the utility model is further described.
First embodiment of the present utility model as shown in Figure 1, a kind of LED Lighting Control Assembly of the present utility model comprises master controller 10 and sub-controller 20, master controller 10 comprises switching tube 11 and microcontroller circuit 12; Sub-controller 20 comprises signal sample circuit 21, microcontroller circuit 22, voltage stabilizing circuit 23 and drive circuit 24; The output of the switching tube 11 of master controller 10 is connected on the direct current negative pole and holds concurrently between the holding wire DS-towards the direct current transportation of sub-controller 20, and its control end is connected with the signal output part of the microcontroller circuit 12 of master controller 10.
The power input of the voltage stabilizing circuit 23 of sub-controller 20 is connected as the power input of sub-controller 20 and the direct current transportation holding wire DS+ that holds concurrently, the signal input part of the signal sample circuit 21 of sub-controller 20 is connected with the power input of voltage stabilizing circuit 23, its signal output part is connected with the signal input part of the microcontroller circuit 22 of sub-controller 20, the signal output part of microcontroller circuit 22 is connected with the signal input part of drive circuit 24, the control output end of drive circuit 24 is connected with load LED lamp as the control output end of sub-controller 20, and the other end of load LED lamp and the direct current transportation holding wire DS+ that holds concurrently is connected.
As Fig. 1 and shown in Figure 8, master controller 10 also comprises voltage stabilizing circuit 13, and switching tube 11 is N channel field-effect pipe Q11.
The power input of voltage stabilizing circuit 13 is connected with galvanic positive pole, and its power output end is connected with the power input of the microcontroller circuit 12 of master controller, and its ground end is connected with galvanic negative pole with the ground end of microcontroller circuit 12.
Second embodiment of the present utility model such as Fig. 2 and shown in Figure 9, and the first embodiment difference is that the output of the switching tube 11 of master controller 10 is connected on the anodal direct current transportation of leading to sub-controller 20 of direct current and holds concurrently between the holding wire DS+, and switching tube 11 is P-channel field-effect transistor (PEFT) pipe Q11.Master controller 10 also comprises triode Q12 and resistance R 11 and R12.The power input of voltage stabilizing circuit IC13 in the source electrode of field effect transistor Q11 and the power taking voltage stabilizing circuit 13 is connected, its grid is connected with triode Q12 collector electrode by resistance R 12, one end of resistance R 11 is connected with field effect transistor Q11 grid, the other end is connected with the source electrode of field effect transistor Q11, the emitter of triode Q12 is connected with the ground end of microcontroller circuit 12, and its base stage is connected with the signal output part of microcontroller circuit 12.
The 3rd embodiment of the present utility model such as Fig. 3 and shown in Figure 10, the output of the switching tube 11 of master controller 10 is connected on the direct current negative pole and holds concurrently between the holding wire DS-towards the direct current transportation of sub-controller 20, switching tube 11 is N channel field-effect pipe Q11, and master controller 10 also comprises power taking voltage stabilizing circuit 13.
The power input of power taking voltage stabilizing circuit 13 is connected with the galvanic inflow end DS-of field effect transistor Q11, and its power output end is connected with the power input of microcontroller circuit 12, and its ground end is connected with galvanic negative pole with the ground end of microcontroller circuit.
The 4th embodiment of the present utility model such as Fig. 4 and shown in Figure 11, and the 3rd embodiment difference is that the output of the switching tube 11 of master controller 10 is connected on the anodal direct current transportation of leading to sub-controller 20 of direct current and holds concurrently between the holding wire DS+, switching tube 11 is P-channel field-effect transistor (PEFT) pipe Q11, and the ground end of power taking voltage stabilizing circuit 13 is connected with the ground end of microcontroller circuit.
In the 3rd embodiment, as shown in figure 10, power taking voltage stabilizing circuit 13 also comprises diode D13, and field effect transistor Q11 is the N raceway groove, the anode of diode D13 is connected with the drain electrode of field effect transistor Q11, and its negative electrode is connected with voltage stabilizing circuit IC13 input in the power taking voltage stabilizing circuit 13.The source electrode of field effect transistor Q11 is connected with the ground end of microcontroller circuit 12 and the ground end of power taking voltage stabilizing circuit 13, and its grid is connected with the signal output part of microcontroller circuit 12.The power output end of voltage stabilizing circuit IC13 in the power taking voltage stabilizing circuit 13 is connected with the power input of the microcontroller circuit 12 of master controller 10.
In the 4th embodiment, as shown in figure 11, power taking voltage stabilizing circuit 13 also comprises diode D13, and field effect transistor is the P raceway groove, and master controller 10 also comprises triode Q12 and resistance R 11 and R12.Diode D13 negative electrode is connected with the drain electrode of field effect transistor Q11, and its anode is connected with the ground end of power taking voltage stabilizing circuit 13 and the ground end of microcontroller circuit 12.The power input of voltage stabilizing circuit IC13 in the source electrode of field effect transistor Q11 and the power taking voltage stabilizing circuit 13 is connected, its grid is connected with triode Q12 collector electrode by resistance R 12, one end of another resistance R 11 is connected with field effect transistor Q11 grid, the other end is connected with the source electrode of field effect transistor Q11, the emitter of triode Q12 is connected with the ground end of microcontroller circuit 12, and its base stage is connected with the signal output part of microcontroller circuit 12.The power output end of voltage stabilizing circuit IC13 in the power taking voltage stabilizing circuit 13 is connected with the power input of the microcontroller circuit 12 of master controller 10.
The utility model sub-controller for example execute Figure 12 to shown in Figure 17, the signal sample circuit 21 of sub-controller 20 comprises voltage stabilizing didoe Z21, its negative electrode is connected with the power input of sub-controller 20 as the signal input part of signal sample circuit 21, and its anode is connected with the signal input part of microcontroller circuit 22 as the signal output part of signal sample circuit 21.
The utility model signal sample circuit first embodiment as shown in figure 12, signal sample circuit 21 also comprises divider resistance (pull down resistor) R21, the one end is connected with the anode of voltage stabilizing didoe Z21, its other end be connected publicly.
The utility model signal sample circuit second embodiment as shown in figure 13, with above-described embodiment difference be if the signal input part of microcontroller circuit 22 built-in pull down resistor, then can cancel divider resistance (pull down resistor) R21.
The utility model sub-controller drive circuit first embodiment as shown in figure 14, drive circuit 24 comprises field effect transistor Q241, Q242 and the Q243 corresponding with the control loop of output, its grid is connected with the signal output part of microcontroller circuit 22, its drain electrode is connected with the LED lamp load as the output of sub-controller 20, and its source electrode is connected publicly with sub-controller 20.The present embodiment sub-controller with LED lamp load inside have constant-current circuit, to guarantee LED lamp load safe and reliable operation.
The utility model sub-controller drive circuit second embodiment as shown in figure 15, drive circuit 24 comprises and corresponding field effect transistor Q241, the Q242 of control loop of output and Q243 and the constant-current circuit of connecting with field effect transistor, fet gate is connected with the signal output part of microcontroller circuit 22, its drain electrode is connected with the LED lamp load as the output of sub-controller 20, its source electrode is connected with the constant current output of constant-current circuit, the ground end of constant-current circuit and being connected publicly of sub-controller.The power end of constant-current circuit is connected with the power output end of voltage stabilizing circuit 23.Therefore present embodiment can not establish constant-current circuit in the LED lamp load owing to have constant-current circuit in the sub-controller.
The utility model sub-controller drive circuit the 3rd embodiment is that the control end of constant-current circuit and constant current signal sampling output are connected with signal input part with the control output end of microcontroller 22 with the sub-controller drive circuit second embodiment difference as shown in figure 16.
The utility model sub-controller drive circuit the 4th embodiment as shown in figure 16, with the sub-controller drive circuit first embodiment difference be that drive circuit 24 also comprises the H bridge, its output is connected with direct current machine as the output of sub-controller 20, its ground end is connected publicly with sub-controller 20, and its input is connected with the signal output part of microcontroller circuit 22.Present embodiment can be controlled the motor that is attached on the LED illuminator, as the LED lamp being made the form of translator control lifting, as the dining room pendent lamp, fall when being at table by the main controller controls pendent lamp, rise at ordinary times, the space, dining room is become feel more spacious greatly.And for example can be to certain orientation irradiation and conversion irradiation orientation with Electric Machine Control with the LED lamp.
As shown in Figure 5 and Figure 6, master controller of the utility model not only can be with a sub-controller, also can be with a plurality of sub-controllers, and each sub-controller can be with one to a plurality of LED loads and other load.
As shown in Figure 7, the utility model also can have a plurality of sub-controllers of a plurality of master controller bands and load thereof.
Control method of the present utility model, flow process and operation principle are as follows:
Microcontroller in the master controller detects the control information of importing, and produce corresponding control signal according to the different control informations that receive and be transferred to field effect transistor, field effect transistor receives this signal and controls with signal line that connected direct current transportation is held concurrently, and sends electric power and signal to each sub-controller simultaneously.
Being connected the hold concurrently signal sample circuit of each sub-controller on the signal line of direct current transportation samples to the control signal of coming autonomous controller and sends microcontroller in the sub-controller to, microcontroller detects the sampled signal import and compares with the control information that writes each control loop of sub-controller in the microcontroller, when the sampled signal that detects input when the microcontroller of m sub-controller meets the control information of this sub-controller n control loop, microcontroller is exported corresponding control signal and is given drive circuit, and the load of being controlled the n control loop by drive circuit realizes lighting load LED lamp, extinguish and the startup of light modulation or motor, stop and the control of the break-make of speed governing or relay.
If when the microcontroller in the master controller receives the control information of input then to master controller field effect transistor transmission frequency or the coded system duty ratio corresponding with the control information of this input be 99% square-wave signal, this square-wave signal sends electric power and signal to each sub-controller simultaneously by the master controller field effect transistor control direct current transportation signal line of holding concurrently.
Flow chart of the present utility model as shown in figure 18, exemplary steps is as follows:
Step S01, the microcontroller in the master controller (hereinafter to be referred as MCU) detects the control information of input;
Step S02, master controller MCU judges whether to receive input information, as does not receive and then continue to detect, as receives information, changes step S03;
Step S03, master controller MCU send corresponding to the control signal of this information and give the master controller field effect transistor;
Step S04, the master controller field effect transistor receives this signal and responding to switch action;
Step S05, the sub-controller signal sampling also flows to sub-controller MCU;
Step S06, sub-controller MCU detects input information;
Step S07, sub-controller MCU judges whether to receive the control information that belongs to this sub-controller, as does not receive and then change step 06, as receives and then change step S08;
Step S08, sub-controller MCU judge it is what instruction in which loop, and the corresponding control signal of output arrives drive circuit;
Step S09, drive circuit drive field effect transistor conducting or shutoff or the light modulation in corresponding loop;
Step S10, the LED lamp in corresponding loop is lighted or is extinguished or light modulation.
When master controller when to send duty ratio be 99% control signal to each sub-controller, in one-period because time of 1% is only arranged is off state, therefore human eye visually is difficult to perceive signal light and shade when not transmitting when transmission and changes, and also is difficult to discover this variation when actual measurement.For when not transmitting signal, also to each sub-controller sends the control mode that duty ratio is 99% direct current power, just more not had this problem.Various control information can use the identical but modes that frequency is different of duty ratio to realize, the constant and frequency of the duty ratio of signal changes, and not influence LED luminous, and the light and shade that can not produce light changes.
For the utility model third and fourth embodiment, because master controller is connected in the direct current power supply loop, the direct current power of supplying with its controller work obtains by the single loop way to take power, therefore, light or in service as long as the LED lamp of a sub-controller is arranged or load on, just need by the master controller output duty cycle be the direct current power of 99% waveform give each sub-controller and with load.And this moment for the first and the 3rd embodiment, the exportable duty ratio of master controller be 100% waveform electric power (being full direct current power) give each sub-controller and with load.When all sub-controller institute bringing onto loads were closed fully, the mode that can adopt master controller to turn-off each sub-controller electric power fully, this mode made the people feel safer.The mode that also can adopt master controller not turn-off or not exclusively turn-off each sub-controller electric power, this mode is more convenient for using for sub-controller is connected with the system of transducer.
As shown in figure 19, in each master controller, master controller also can directly be controlled the LED lamp as required, and this only needs can save sub-controller concerning the operating position that they unify to control for the one or more LED lamps of master controller band or other load, reduce use cost.Master controller band sub-controller and master controller directly also can be widely used to satisfy different requirements of customers with the hybrid mode of LED load.
As shown in figure 20, the utility model also can comprise master controller, have identical with master controller or similar microcontroller circuit, field effect transistor, voltage stabilizing circuit, its power input is connected with DC power supply, and its output is connected with each master controller by the direct current transportation signal line of holding concurrently.Each master controller also comprises identical with sub-controller or similar signal sample circuit, its signal input part is connected to the power input that master controller is input to master controller, its signal output part is connected with the signal input part of the microcontroller circuit of master controller, microcontroller circuit is received the control signal of sending from master controller by signal sample circuit, when judgement is the signal of this master controller, send corresponding control signal and give corresponding sub-controller or corresponding load, realize the control to sub-controller and load.Master controller also has the information input unit branch, and is concrete identical with master controller or similar, sees following description for details.
The information input mode of master controller is the button input or touches input or the induction input, also can be three kinds of pattern combination in any.Induction type can adopt the induction of infrared reflection formula or baffle type induction, and this operator scheme is fit to kitchen, toilet or public place.Master controller also can comprise display screen, is used for demonstration information.Indicator light also can be set do simple information demonstration.
Also transducer can be linked into the microcontroller circuit information input terminal of master controller, as the photo resistance in the optical sensor or photodiode, the luminous environment that detects can be input to microcontroller circuit, close automatically when the LED lamp load of controlling sub-controller according to the illumination of surround lighting is turned on light under dark environment automatically and daytime, light was brighter.Also can connect human body sensor, accomplish people Lai Dengliang, turn off the light when you leave.
The information input mode of master controller also comprises wireless telecommunications, WLAN communication, Wifi communication, infrared communication and bluetooth communication mode, as the wireless telecommunications of frequency 433M to 2.4G, and IEEE802.11 WLAN (wireless local area network), Wifi.Therefore master controller also comprises wireless receiving module or wireless receiving and dispatching transmitting-receiving, IEEE802.11 Wireless LAN module, Wifi transceiver module or Wifi receiver module, infrared receiving module or transceiver module, and bluetooth module.
Has the Wifi module as master controller, can carry out the Wifi communication with mobile phone or computer and Wifi remote controller, by mobile phone or computer LED lamp and load are controlled, also can realize the both-way communication between mobile phone or computer and each master controller, can show the ruuning situation of each room light fixture and load and implement control at mobile phone or computer.For the system with master controller, also the Wifi module can be installed in master controller, can be with extraneous as mobile phone or computer and the communication of Wi fi remote controller, and realize the load implementation that each sub-controller and institute's bringing onto load thereof and master controller directly are with is controlled by each master controller.Can also be connected by USB interface between master controller and the computer.
The information input of master controller also can comprise the bus input mode, by bus system LED Lighting Control Assembly of the present utility model is controlled, and therefore, master controller also can comprise bus transceiver.
The utility model sub-controller also can be controlled 220V electrical equipment, can be controllable silicon or relay as load, can realize to ventilation fan startup, stop and speed governing, also can realize the control to the super bath in the bathroom or heater.
The utility model also can be installed in sub-control circuit in the big LED lamp, controls each LED lamp or LED lamp string in this big LED lamp, can realize subregion or the segmentation light emitting control of a LED lamp.
Sub-controller of the present utility model can drive R, G, B three-color LED, can produce the colorful gorgeous effect that different colours changes, and also can carry out brightness adjustment control to the LED of different-colour, produces the lighting environment that different-colour changes.
Sub-controller of the present utility model can resemble and connect transducer the master controller, as optical sensor and human body sensor.
The utility model also can be connected to security protection system and fire disaster emergency Lighting Control Assembly, as runs into emergency and can light the LED lamp rapidly.
The utility model third and fourth embodiment is connected in the direct current power supply loop owing to master controller, therefore can be directly in the use of existing two-wire system supply line and needn't the circuit in the body of wall be transformed, master controller can directly be replaced existing switch on wall, in distribution box, pull down the wiring on the former illuminating line road of termination under the illumination circuit breaker, the dc output end of reconfiguration AC/DC supply convertor, the ac input end of AC/DC supply convertor connects the lower end of illumination circuit breaker, both direct current can be transferred to each master controller by former line illumination road, in sub-controller and each LED lamp and other load.
The utility model can be applicable to office building, hospital, hotel, villa and residential quarters can also be applied in large-scale and small-sized venues such as stadiums, arenas, market, also can be applicable to outdoor illuminator, as the illumination of square, stadium and street lamp, also be applicable to Landscape Lighting.In places such as indoor households, can adopt the converter at distribution box place installation AC/DC, with the power input that the 220V interchange is converted to 36V or safe direct current is transported to the utility model system below the 36V, for outdoor lighting systems such as street lamps, available AC/DC converter is converted to 36V with alternating current or is transported to the power input of the utility model system greater than the direct current of 36V.
LED control system of the present utility model only can realize that with the power supply of the two lines control circuit of holding concurrently master controller is to sub-controller and institute load-carrying power supply and control, have the advantage that control circuit is simple, with low cost, be convenient to implement, can promote LED illumination popularizing under existence conditions.
Above-described only is preferred implementation of the present utility model; should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model design; can also make some distortion and improvement, these all belong to protection range of the present utility model.
Claims (8)
1. a LED Lighting Control Assembly comprises master controller and sub-controller, it is characterized in that:
Master controller comprises switching tube, microcontroller circuit;
Sub-controller comprises signal sample circuit, microcontroller circuit, voltage stabilizing circuit and drive circuit;
The output end of switching tube of master controller is connected on direct current and holds concurrently between the holding wire towards the direct current transportation of sub-controller, and its control end is connected with the signal output part of the microcontroller circuit of master controller;
The power input of the voltage stabilizing circuit of sub-controller is connected as the power input of sub-controller and the direct current transportation holding wire of holding concurrently, the signal input part of the signal sample circuit of sub-controller is connected with the power input of voltage stabilizing circuit, its signal output part is connected with the signal input part of the microcontroller circuit of sub-controller, the signal output part of microcontroller circuit is connected with the signal input part of drive circuit, the control output end of drive circuit is connected with load as the control output end of sub-controller, and the other end of load and the direct current transportation holding wire of holding concurrently is connected.
2. LED Lighting Control Assembly as claimed in claim 1 is characterized in that:
Master controller also comprises voltage stabilizing circuit, and switching tube is field effect transistor;
The power input of voltage stabilizing circuit is connected with galvanic positive pole, and its power output end is connected with the power input of the microcontroller circuit of master controller, and its ground end is connected with galvanic negative pole with the ground end of microcontroller circuit.
3. LED Lighting Control Assembly as claimed in claim 1 is characterized in that:
Master controller also comprises the power taking voltage stabilizing circuit, and switching tube is field effect transistor;
The power input of power taking voltage stabilizing circuit is connected with the galvanic inflow end of field effect transistor, its power output end is connected with the power input of microcontroller circuit, its ground end is connected with galvanic negative pole with the ground end of microcontroller circuit, or its ground end is connected with the ground end of microcontroller circuit.
4. LED Lighting Control Assembly as claimed in claim 3 is characterized in that:
The power taking voltage stabilizing circuit also comprises diode, and field effect transistor is the N raceway groove;
Diode anode is connected with the drain electrode of field effect transistor, and its negative electrode is connected with voltage stabilizing circuit input in the power taking voltage stabilizing circuit;
The source electrode of field effect transistor is connected with the ground end of microcontroller circuit and the ground end of power taking voltage stabilizing circuit, and its grid is connected with the signal output part of microcontroller circuit;
The power output end of the voltage stabilizing circuit in the power taking voltage stabilizing circuit is connected with the power input of the microcontroller circuit of master controller.
5. LED Lighting Control Assembly as claimed in claim 3 is characterized in that:
The power taking voltage stabilizing circuit also comprises diode, and field effect transistor is the P raceway groove, and master controller also comprises triode and resistance;
Diode cathode is connected with the drain electrode of field effect transistor, and its anode is connected with the ground end of power taking voltage stabilizing circuit and the ground end of microcontroller circuit;
The power input of the voltage stabilizing circuit in the source electrode of field effect transistor and the power taking voltage stabilizing circuit is connected, its grid is connected with transistor collector by resistance, one end of another resistance is connected with fet gate, the other end is connected with the source electrode of field effect transistor, the emitter of triode is connected with the ground end of microcontroller circuit, and its base stage is connected with the signal output part of microcontroller circuit;
The power output end of the voltage stabilizing circuit in the power taking voltage stabilizing circuit is connected with the power input of the microcontroller circuit of master controller.
6. LED Lighting Control Assembly as claimed in claim 1 is characterized in that:
The signal sample circuit of sub-controller comprises voltage stabilizing didoe, its negative electrode is connected with the power input of sub-controller as the signal input part of signal sample circuit, and its anode is connected with the signal input part of microcontroller circuit as the signal output part of signal sample circuit;
Drive circuit comprises the field effect transistor corresponding with the control loop of output, and its grid is connected with the signal output part of microcontroller circuit, and its drain electrode is connected with load as the output of sub-controller, and its source electrode is connected publicly with sub-controller.
7. LED Lighting Control Assembly as claimed in claim 1 is characterized in that:
The signal sample circuit of sub-controller comprises voltage stabilizing didoe, its negative electrode is connected with the power input of sub-controller as the signal input part of signal sample circuit, and its anode is connected with the signal input part of microcontroller circuit as the signal output part of signal sample circuit;
Drive circuit comprises field effect transistor and the constant-current circuit corresponding with the control loop of output, its grid is connected with the signal output part of microcontroller circuit, its drain electrode is connected with load as the output of sub-controller, its source electrode is connected with the constant current output of constant-current circuit, the ground end of constant-current circuit and being connected publicly of sub-controller.
8. LED Lighting Control Assembly as claimed in claim 1 is characterized in that:
The signal sample circuit of sub-controller comprises voltage stabilizing didoe, its negative electrode is connected with the power input of sub-controller as the signal input part of signal sample circuit, and its anode is connected with the signal input part of microcontroller circuit as the signal output part of signal sample circuit;
Drive circuit also comprises the H bridge, and its output is connected with direct current machine as the output of sub-controller, and its ground end is connected publicly with sub-controller, and its input is connected with the signal output part of microcontroller circuit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220147889 CN203167331U (en) | 2012-04-03 | 2012-04-03 | LED lighting control system |
| PCT/CN2013/000377 WO2013149499A1 (en) | 2012-04-03 | 2013-04-01 | Led lighting control system and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220147889 CN203167331U (en) | 2012-04-03 | 2012-04-03 | LED lighting control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203167331U true CN203167331U (en) | 2013-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220147889 Expired - Lifetime CN203167331U (en) | 2012-04-03 | 2012-04-03 | LED lighting control system |
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| Country | Link |
|---|---|
| CN (1) | CN203167331U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103369775A (en) * | 2012-04-03 | 2013-10-23 | 金德奎 | LED illumination control system and control method thereof |
| CN103687239A (en) * | 2013-12-13 | 2014-03-26 | 无锡硕瑞电子有限公司 | Holiday lamp controller |
| CN104582204A (en) * | 2015-02-02 | 2015-04-29 | 王庆香 | LED lighting control system for workshop |
| CN104869734A (en) * | 2015-06-19 | 2015-08-26 | 福建骏鹏通信科技有限公司 | Lamplight system adopting multi-path parallel control |
| CN105208752A (en) * | 2015-11-02 | 2015-12-30 | 广州市亮艺照明设备有限公司 | LED lamp wireless control system and method |
| CN105764216A (en) * | 2016-04-28 | 2016-07-13 | 浙江台谊消防设备有限公司 | Intelligent fire-fighting emergency illumination and dispersion indication system |
-
2012
- 2012-04-03 CN CN 201220147889 patent/CN203167331U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103369775A (en) * | 2012-04-03 | 2013-10-23 | 金德奎 | LED illumination control system and control method thereof |
| CN103687239A (en) * | 2013-12-13 | 2014-03-26 | 无锡硕瑞电子有限公司 | Holiday lamp controller |
| CN103687239B (en) * | 2013-12-13 | 2015-10-28 | 无锡硕瑞电子有限公司 | Fastoon lighting controller |
| CN104582204A (en) * | 2015-02-02 | 2015-04-29 | 王庆香 | LED lighting control system for workshop |
| CN104869734A (en) * | 2015-06-19 | 2015-08-26 | 福建骏鹏通信科技有限公司 | Lamplight system adopting multi-path parallel control |
| CN105208752A (en) * | 2015-11-02 | 2015-12-30 | 广州市亮艺照明设备有限公司 | LED lamp wireless control system and method |
| CN105208752B (en) * | 2015-11-02 | 2018-11-09 | 广州市亮艺照明设备有限公司 | A kind of LED lamp wireless control system and control method |
| CN105764216A (en) * | 2016-04-28 | 2016-07-13 | 浙江台谊消防设备有限公司 | Intelligent fire-fighting emergency illumination and dispersion indication system |
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Effective date of registration: 20180613 Address after: 200001 room 908, district C, 666 Beijing East Road, Huangpu District, Shanghai. Patentee after: Shanghai little Butler Electric Appliance Industry Co., Ltd. Address before: 516021 R & D department, 3 building, A building, Ru Lake Industrial Park, Huicheng District, Huizhou, Guangdong Patentee before: Jin Dekui |
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