CN218103603U - Indoor lighting intelligent control system - Google Patents
Indoor lighting intelligent control system Download PDFInfo
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- CN218103603U CN218103603U CN202220541535.XU CN202220541535U CN218103603U CN 218103603 U CN218103603 U CN 218103603U CN 202220541535 U CN202220541535 U CN 202220541535U CN 218103603 U CN218103603 U CN 218103603U
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
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- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The application relates to an indoor light intelligence control system belongs to light control technical field, and it includes: the device comprises a control module, an ambient light detection module, a driving circuit and a human body induction module; the environment light detection module is used for detecting the illumination intensity in the environment in real time and outputting an illumination signal; the human body sensing module is used for detecting whether a person is outside in real time and outputting a heat radiation signal under the condition that the person is outside; the driving circuit is connected with the lamp and used for controlling the on and off of the lamp; the control module is respectively connected with the ambient light detection module, the human body induction module and the driving circuit and used for receiving the illumination signal and the heat radiation signal and controlling the on-off of the driving circuit. Because the control module can be based on illumination intensity signal and thermal radiation signal automatic control drive circuit's break-make, and then the bright of control lamps and lanterns goes out, need not manual operation, consequently reduced the waste of electric power.
Description
Technical Field
The application relates to the technical field of light control, in particular to an indoor light intelligent control system.
Background
In recent years, with the development of economy and the improvement of science and technology, people have higher and higher requirements on illumination, and the proportion of illumination in energy consumption is increased by illumination equipment introduced in various places.
At present, the lighting system still commonly adopts the traditional manual control, generally speaking, the manual control refers to that an individual switches on and off a single switch or a group of switches through the switching of buttons, rotation, a remote controller and/or other ways, so as to control the lighting system.
In view of the above-described related art, the inventors found that there is a technical drawback that when lighting is not required, for example, at night, forgetting to turn off the lamp in the living room often occurs, resulting in waste of electric power.
SUMMERY OF THE UTILITY MODEL
In order to reduce the waste of electric power, this application provides an indoor light intelligence control system.
An indoor lighting intelligent control system, it includes: the device comprises a control module, an ambient light detection module, a driving circuit and a human body induction module; wherein,
the environment light detection module is used for detecting the illumination intensity in the environment in real time and outputting an illumination signal;
the human body sensing module is used for detecting whether a person is outside in real time and outputting a heat radiation signal under the condition that the person is outside;
the driving circuit is connected with the lamp and used for controlling the on and off of the lamp;
the control module is respectively connected with the ambient light detection module, the human body induction module and the driving circuit and used for receiving the illumination signal and the heat radiation signal and controlling the on-off of the driving circuit.
By adopting the technical scheme, when the control module receives the illumination signal and the thermal radiation signal at the same time, the control module indicates that people exist in the current environment and the illumination value is smaller than the illumination threshold value, so that the drive circuit is controlled to be conducted, and the lamp is lightened;
because the control module can be based on illumination intensity signal and thermal radiation signal automatic control drive circuit's break-make, and then the bright of control lamps and lanterns go out, need not artificial operation, consequently reduced the waste of electric power.
Optionally, the ambient light detection module includes an acquisition circuit, a reference voltage generation circuit, and a comparison circuit; wherein,
the acquisition circuit is used for acquiring light rays in the environment and outputting a light voltage value;
the reference voltage generating circuit is used for outputting a preset reference voltage value;
the comparison circuit is respectively connected with the acquisition circuit and the reference voltage generation circuit, and is used for receiving the photovoltage value and the reference voltage value and outputting the illumination signal.
By adopting the technical scheme, the acquisition circuit acquires light rays in the environment in real time and then converts the light rays into the photovoltaic voltage value, and the comparison circuit outputs the illumination signals of different levels after comparing the magnitude relation between the photovoltaic voltage value and the preset voltage value.
Optionally, the acquisition circuit includes a light sensitive resistor R1 and a second resistor R2; one end of the photoresistor R1 is grounded, the other end of the photoresistor R1 is connected with one end of the second resistor R2 and the output end of the acquisition circuit respectively, and the other end of the second resistor R2 is connected with a first power supply VCC1.
By adopting the technical scheme, when the ambient illumination is strong, the resistance value of the photoresistor R1 is reduced, so that the voltage at two ends of the photoresistor R1 is reduced when the photoresistor R1 and the second resistor R2 are subjected to voltage division; when the outside illuminance is low, the resistance value of the photoresistor R1 is increased, so that the voltage at two ends of the photoresistor R1 is increased; because the voltage values at the two ends of the photoresistor R1 are different under different intensities of ambient illumination, the light voltage values output by the acquisition circuit are also different.
Optionally, the reference voltage generating circuit includes a third resistor R3, one end of the third resistor R3 is connected to a second power source VCC2, and the other end of the third resistor R3 is connected to the output end of the reference voltage generating circuit.
Optionally, the third resistor R3 is a resistance-adjustable resistor.
By adopting the technical scheme, the reference voltage value output by the reference voltage generating circuit can be adjusted by adjusting the resistance value of the third resistor R3.
Optionally, the comparison circuit includes a voltage comparator a, a non-inverting input terminal of the voltage comparator a is connected to the output terminal of the acquisition circuit, an inverting input terminal of the voltage comparator a is connected to the output terminal of the reference voltage generation circuit, and an output terminal of the voltage comparator a is connected to the output terminal of the comparison circuit.
By adopting the technical scheme, when the outside illumination is low, the photovoltage value is greater than the voltage input by the inverting input end of the voltage comparator A, and the illumination signal output by the voltage comparator A is at a high level; when the external illumination is high, the photoelectric voltage value is smaller than the voltage input by the inverting input end of the voltage comparator A, and the illumination signal output by the voltage comparator A is at a low level.
Optionally, the human body sensing module includes an infrared pyroelectric sensor, and an output end of the infrared pyroelectric sensor is connected to the control module.
Through adopting above-mentioned technical scheme, when someone was in infrared heat release sensor detection range, outer heat release sensor sent the heat radiation signal and gives control module.
Optionally, the driving circuit includes a fourth resistor R4, a switching tube Q, a relay KM, and a third power source VCC3; a base electrode of the switch tube Q is connected with the control module, a collector electrode of the switch tube Q is connected with one end of the fourth resistor R4, the other end of the fourth resistor R4 is connected with a first power source VCC1, an emitter electrode of the switch tube Q is connected with one end of the relay KM excitation coil, and the other end of the relay KM excitation coil is grounded;
one end of the normally open contact of the relay KM is connected with the anode of a third power supply VCC3, the cathode of the third power supply VCC3 is connected with the cathode of the lamp, and the anode of the lamp is connected with the other end of the normally open contact of the relay KM.
Through adopting above-mentioned technical scheme, when the base of switch tube Q received the high level, switch tube Q switched on to make relay KM excitation coil get electric, the coil actuation, and then make relay KM normally open contact closed, make third power VCC3 supply power to lamps and lanterns, lamps and lanterns are lighted.
Optionally, a diode D is connected in parallel to the excitation coil of the relay KM.
By adopting the technical scheme, when the switch tube Q is switched on and switched off, the current on the excitation coil of the relay KM can form a loop through the diode D to be consumed, so that the influence of counter potential generated when the relay is switched off on a circuit or the damage of elements is greatly reduced.
In summary, the present application includes at least the following beneficial effects:
1. the purpose of setting up control module, ambient light detection module, human response module and drive circuit is, by the illumination intensity of ambient light detection module real-time detection environment, whether have personnel in the human response module real-time detection environment, when the ambient light value is not enough and there are personnel in the environment, switching on of control module automatic control drive circuit, and then the lighting of control lamps and lanterns, need not artificial operation, reduced the waste of electric power.
Drawings
FIG. 1 is a block diagram of a control structure of an indoor lighting intelligent control system according to the present application;
FIG. 2 is a schematic diagram of the circuit configuration of the ambient light sensing module of the present application;
fig. 3 is a schematic circuit diagram of a driving circuit according to the present application.
Description of reference numerals: 100. a control module; 200. an ambient light detection module; 210. an acquisition circuit; 220. a reference voltage generating circuit; 230. a comparison circuit; 300. a drive circuit; 400. a human body induction module; 410. an infrared pyroelectric sensor.
Detailed Description
The present application is further described in detail with reference to fig. 1-3.
The application discloses indoor light intelligence control system as an implementation mode of indoor light intelligence control system, as shown in figure 1, it includes: a control module 100, an ambient light detection module 200, a driving circuit 300 and a human body sensing module 400; wherein,
the ambient light detection module 200 is configured to detect an illumination intensity in an environment in real time and output an illumination signal;
the human body sensing module 400 is used for detecting whether a person is outside in real time and outputting a heat radiation signal under the condition that the person is outside;
the driving circuit 300 is connected with the lamp and used for controlling the on and off of the lamp;
the control module 100 is respectively connected to the ambient light detection module 200, the human body sensing module 400 and the driving circuit 300, and is configured to receive the illumination signal and the thermal radiation signal and control the on/off of the driving circuit 300. The control module 100 may be a single chip microcomputer.
As an embodiment of the ambient light detection module 200, as shown in fig. 2: the ambient light detection module 200 includes an acquisition circuit 210, a reference voltage generation circuit 220, and a comparison circuit 230; wherein,
the collecting circuit 210 is used for collecting light rays in the environment and outputting a light voltage value;
the reference voltage generating circuit 220 is configured to output a preset reference voltage value;
the comparison circuit 230 is respectively connected to the acquisition circuit 210 and the reference voltage generation circuit 220, and is configured to receive the photo voltage value and the reference voltage value and output an illumination signal.
As an embodiment of the acquisition circuit 210, the acquisition circuit 210 includes a light sensitive resistor R1 and a second resistor R2; one end of the photoresistor R1 is grounded, the other end of the photoresistor R1 is connected to one end of the second resistor R2 and the output end of the acquisition circuit 210, and the other end of the second resistor R2 is connected to the first power VCC1. In this embodiment, the voltage of the first power source VCC1 may be 5V, and the second resistor R2 is a 10K Ω resistor. The resistance (dark resistance) of the photoresistor R1 under the condition of weak light can reach 1 to 10M omega, and the resistance (bright resistance) under the condition of strong light is only hundreds to thousands of ohms, so that the acquisition circuit 210 can output different photovoltage values under different ambient light conditions. For example, when the ambient light is strong, the resistance value of the photoresistor R1 is 1K Ω, so that when the photoresistor R1 and the second resistor R2 are divided, the voltage across the photoresistor R1 is about 0.45V; when the external illumination is low and the resistance of the photoresistor R1 is 1M omega, the voltage across the photoresistor R1 is about 4.95V when the photoresistor R1 and the second resistor R2 are divided. It should be noted that the mounting position of the photoresistor R1 needs to be away from the lamp, so as to reduce the influence of the lamp on the operation thereof.
As an embodiment of the reference voltage generating circuit 220, the reference voltage generating circuit 220 includes a third resistor R3, one end of the third resistor R3 is connected to the second power source VCC2, and the other end of the third resistor R3 is connected to the output end of the reference voltage generating circuit 220.
As an embodiment of the comparison circuit 230, the comparison circuit 230 includes a voltage comparator a, a non-inverting input terminal of the voltage comparator a is connected to the output terminal of the acquisition circuit 210, an inverting input terminal of the voltage comparator a is connected to the output terminal of the reference voltage generation circuit 220, and an output terminal of the voltage comparator a is connected to the output terminal of the comparison circuit 230. In this embodiment, the voltage of the second power source VCC2 is 3V, and the voltage comparator a compares the voltage value obtained by dividing the third resistor R3 with the voltage value output by the acquisition circuit 210, so that the voltage comparator a outputs an illuminance signal. For example, when the voltage value output by the acquisition circuit 210 is 4.95V, the voltage input to the inverting input terminal of the voltage comparator a is 3V, and the illuminance signal output by the voltage comparator a is represented as a high level; when the voltage value output by the acquisition circuit 210 is 0.45V, the illumination signal output by the voltage comparator a is represented as a low level.
In order to adjust the reference voltage value output by the reference voltage generating circuit 220, the third resistor R3 is an adjustable resistance resistor, one end of the third resistor R3 is connected to the second power source VCC2, the other end of the third resistor R3 is grounded, and the output end of the third resistor R3 is connected to the output end of the reference voltage generating circuit 220. For example, when the ambient light illuminance is 20LX, the lamp needs to be turned on, the resistance of the photoresistor R1 is 10K Ω, and the voltage output by the acquisition circuit 210 is about 2.5V, and the voltage value of the inverting input terminal of the input voltage comparator a is adjusted to 2.3v to 2.4V by adjusting the resistance of the third resistor R3.
As an embodiment of the human body sensing module 400, as shown in fig. 1: the human body sensing module 400 includes an infrared pyroelectric sensor 410, and an output end of the infrared pyroelectric sensor 410 is connected to the control module 100. In this embodiment, the model of the infrared pyroelectric sensor 410 is HP-208, which can sense whether a person is within 7m, when a human body enters the sensing range, the infrared pyroelectric sensor 410 outputs a thermal radiation signal immediately, the thermal radiation signal is represented as a high level, and when the human body leaves the sensing range, the infrared pyroelectric sensor 410 outputs a low level in a delayed manner, that is, the thermal radiation signal is not output.
As an embodiment of the driving circuit 300, as shown in fig. 3: the driving circuit 300 includes a fourth resistor R4, a switching tube Q, a relay KM, and a third power supply VCC3; the base electrode of the switching tube Q is connected with the control module 100, the collector electrode of the switching tube Q is connected with one end of a fourth resistor, the other end of the fourth resistor R4 is connected with a first power supply VCC1, the emitter electrode of the switching tube Q is connected with one end of a relay KM magnet exciting coil, and the other end of the relay KM magnet exciting coil is grounded; relay KM normally open contact's one end and third power VCC 3's anodal being connected, third power VCC 3's negative pole is connected with the negative pole of lamps and lanterns, and the positive pole of lamps and lanterns is connected with relay KM normally open contact's the other end. In this embodiment, switch tube Q's base adopts NPN type triode, and when high level was received to switch tube Q's base, switch tube Q switched on to make relay KM excitation coil get electric, the coil actuation, and then make relay KM normally open contact closed, make third power VCC3 to lamps and lanterns power supply, lamps and lanterns are lighted.
In order to reduce the influence of back potential generated when the relay KM is switched off on a circuit or the damage of components, a diode D is connected in parallel on a driving coil of the relay KM.
The implementation principle of the embodiment is as follows:
because the resistance value of the photoresistor R1 under the dark condition is different from that under the illumination condition, the acquisition circuit 210 can output different photovoltage values under different ambient illumination conditions, the comparison circuit 230 compares the voltage output by the acquisition circuit 210 with a preset voltage, and when the photovoltage value is greater than the preset voltage value, the illumination signal output by the voltage comparator A is at a high level; when the external illumination is high, the photoelectric voltage value is smaller than the voltage value of the second power supply VCC2, and the illumination signal output by the voltage comparator A is at a low level;
meanwhile, the infrared pyroelectric sensor 410 in the human body sensing module 400 detects whether a person exists in the detection range in real time, when a person is in the detection range of the outer pyroelectric sensor, the infrared pyroelectric sensor 410 outputs a thermal radiation signal at once, the thermal radiation signal is represented as a high level, and when the human body leaves the sensing range, the infrared pyroelectric sensor 410 outputs a low level in a delayed manner, that is, the thermal radiation signal is not output.
When control module 100 receives the illuminance signal and the heat radiation signal, switch tube Q switches on, and relay KM's excitation coil gets electric to make relay KM's normally open contact closed, the lamps and lanterns are lighted.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. The utility model provides an indoor light intelligence control system which characterized in that: comprises a control module (100), an ambient light detection module (200), a driving circuit (300) and a human body induction module (400); wherein the control module (100) is a singlechip,
the environment light detection module (200) is used for detecting the illumination intensity in the environment in real time and outputting an illumination signal; the human body sensing module (400) is used for detecting whether a person exists outside in real time and outputting a heat radiation signal under the condition that the person exists;
the driving circuit (300) is connected with a lamp and used for controlling the on and off of the lamp;
the single chip microcomputer is respectively connected with the ambient light detection module (200), the human body induction module (400) and the drive circuit (300) and is used for receiving the illumination signal and the heat radiation signal and controlling the on-off of the drive circuit (300);
the ambient light detection module (200) comprises an acquisition circuit (210), a reference voltage generation circuit (220) and a comparison circuit (230); wherein,
the acquisition circuit (210) is used for acquiring light rays in the environment and outputting a light voltage value;
the reference voltage generating circuit (220) is used for outputting a preset reference voltage value;
the comparison circuit (230) is respectively connected with the acquisition circuit (210) and the reference voltage generation circuit (220), and is used for receiving the photovoltage value and the reference voltage value and outputting the illumination signal;
the acquisition circuit (210) comprises a photoresistor R1 and a second resistor R2; one end of the photoresistor R1 is grounded, the other end of the photoresistor R1 is respectively connected with one end of the second resistor R2 and the output end of the acquisition circuit (210), and the other end of the second resistor R2 is connected with a first power supply VCC1;
the mounting position of the photoresistor R1 is away from the lamp.
2. The intelligent indoor lighting control system according to claim 1, wherein: the reference voltage generating circuit (220) comprises a third resistor R3, one end of the third resistor R3 is connected with a second power supply VCC2, and the other end of the third resistor R3 is connected with the output end of the reference voltage generating circuit (220).
3. The intelligent indoor lighting control system according to claim 2, wherein: the third resistor R3 is a resistance value adjustable resistor.
4. The intelligent control system for indoor lighting according to claim 1, wherein: the comparison circuit (230) comprises a voltage comparator A, the non-inverting input end of the voltage comparator A is connected with the output end of the acquisition circuit (210), the inverting input end of the voltage comparator A is connected with the output end of the reference voltage generation circuit (220), and the output end of the voltage comparator A is connected with the output end of the comparison circuit (230).
5. The intelligent indoor lighting control system according to claim 1, wherein: the human body induction module (400) comprises an infrared pyroelectric sensor (410), and the output end of the infrared pyroelectric sensor (410) is connected with the control module (100).
6. An indoor lighting intelligent control system according to any one of claims 1-5, characterized in that: the driving circuit (300) comprises a fourth resistor R4, a switching tube Q, a relay KM and a third power supply VCC3; a base electrode of the switch tube Q is connected with the control module (100), a collector electrode of the switch tube Q is connected with one end of the fourth resistor, the other end of the fourth resistor R4 is connected with a first power supply VCC1, an emitter electrode of the switch tube Q is connected with one end of the relay KM excitation coil, and the other end of the relay KM excitation coil is grounded;
relay KM normally open contact's one end with third power VCC 3's anodal is connected, third power VCC 3's negative pole with the negative pole of lamps and lanterns is connected, the positive pole of lamps and lanterns with relay KM normally open contact's the other end is connected.
7. The intelligent control system for indoor lighting according to claim 6, wherein: and a diode D is connected in parallel to the exciting coil of the relay KM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220541535.XU CN218103603U (en) | 2022-03-12 | 2022-03-12 | Indoor lighting intelligent control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220541535.XU CN218103603U (en) | 2022-03-12 | 2022-03-12 | Indoor lighting intelligent control system |
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| CN218103603U true CN218103603U (en) | 2022-12-20 |
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| CN202220541535.XU Active CN218103603U (en) | 2022-03-12 | 2022-03-12 | Indoor lighting intelligent control system |
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