CN203368811U - Light-emitting diode (LED) lighting device with air quality detection function and LED lighting system - Google Patents

Abstract

The utility model discloses an LED lighting device and an LED lighting system with an air quality detection function. The LED lighting device comprises: an air quality detection unit for detecting air quality parameters; a controller unit connected with the air quality detection unit for To process the data collected by the air quality detection unit; LED light source component; used for lighting and receiving control of the controller unit; LED drive and power supply unit, the LED drive and power supply unit is connected with the LED light source component, used for LED light source The components provide the drive and power to the entire LED lighting installation. The LED lighting system is composed of at least two LED lighting device nodes that can transmit wireless signals to each other as described above; the utility model combines the air quality detection unit with the LED lighting device, and utilizes the widely distributed and applicable The wide range of occasions can make real-time forecasts of air quality levels, which is convenient for people to pay attention to in real time.

Description

LED lighting device and LED lighting system with air quality detection function

technical field

The utility model relates to the technical field of LED lighting, in particular to an LED lighting device and an LED lighting system with an air quality detection function.

Background technique

Due to the advantages of energy saving, environmental protection, light control, solidification, and long life, LEDs have been widely used in various lighting fields today when low-carbon life is advocated.

As the world's environmental protection issues become increasingly prominent, people's awareness of environmental protection continues to strengthen, and people pay more and more attention to environmental protection and governance. If there is a very convenient forecast and forecast of air pollution trends, it will be of great significance to the formulation of environmental standards in the region, the control of industrial and agricultural production, and the rational layout.

However, the existing air quality testing equipment is expensive, bulky, cumbersome to use, and requires specialized operators.

Utility model content

The utility model overcomes the deficiencies in the above-mentioned prior art, and provides a low cost, simple structure, wide application occasions, and can real-time forecast the corresponding air quality index and air quality of the area where the lighting device is located while providing daily lighting. LED lighting device and LED lighting system with detection function.

The technical scheme of the utility model is achieved in that:

An LED lighting device with air quality detection function, comprising:

at least one air quality detection unit for detecting air quality parameters;

At least one controller unit connected to the air quality detection unit for processing the data collected by the air quality detection unit;

At least one LED light source assembly; used for lighting and receiving the control of the controller unit;

At least one LED driving and power supply unit, the LED driving and power supply unit is connected with the LED light source assembly, and is used to drive the LED light source assembly and supply power to the entire LED lighting device.

Preferably, the air quality detection unit is composed of an analog circuit, which includes:

The analog sensor converts the non-electrical signal of the corresponding index of the air quality to be detected into an analog electrical signal, and then outputs the analog electrical signal;

The signal processing circuit is connected with the analog sensor, and the analog electrical signal output by the analog sensor is calibrated, filtered, amplified and then output;

The ADC circuit is used to receive the signal output by the signal processing circuit, convert the analog electrical signal into a digital signal, and then output the digital signal to the controller unit for conversion, calculation and storage.

Preferably, the air quality detection unit is a digital sensor, which is directly connected to the controller unit, and the controller unit reads the corresponding air quality parameters according to the control configuration of the corresponding bus protocol, and performs conversion, calculation and storage.

Preferably, the air quality detection unit is composed of at least one analog circuit and at least one digital sensor;

The analog circuit includes:

The analog sensor converts the non-electrical signal of the corresponding index of the air quality to be detected into an analog electrical signal, and then outputs the analog electrical signal;

The signal processing circuit is connected with the analog sensor, and the analog electrical signal output by the analog sensor is calibrated, filtered, amplified and then output;

The ADC circuit is used to receive the signal output by the signal processing circuit, convert the analog electrical signal into a digital signal, and then output the digital signal to the controller unit for conversion, calculation and storage;

The digital sensor is directly connected to the controller unit, and the controller unit reads the corresponding air quality parameters according to the control configuration of the corresponding bus protocol, and performs conversion, calculation and storage. The coexistence of analog circuits and digital sensors can meet different detection requirements and improve detection accuracy and quality.

Preferably, the air quality detection unit supports one or more of carbon monoxide, methanol, ethanol, formaldehyde, isopropanol, acetaldehyde, SO2, H2, H2S, phenol, dimethylaldehyde, ethylene, PM2.5 in the air A combination of air quality parameters is tested.

Preferably, the LED lighting device further includes an LED indicator panel unit, the LED indicator panel unit is composed of light-emitting diodes of various colors to indicate air quality, and the LED indicator panel unit is connected with the controller unit.

Preferably, the LED lighting device further includes a storage unit that can support pluggable SD cards and can store air quality-related data in real time according to the set start and end dates, and the storage unit is connected to the controller unit.

Preferably, the LED lighting device further includes a display unit for displaying the air quality factor in real time and facilitating user query and review, and the display unit is connected to the controller unit.

Preferably, the display unit is any one or a combination of LED digital tubes, LCDs, and OLEDs.

Preferably, the LED light source assembly can be used as an alarm unit, which accepts the level of the air quality index acquired by the controller unit and performs flashing warning. The controller unit gives an early warning according to the level of the acquired air quality index, and controls the LED light source assembly to give a flashing warning according to the set frequency and interval time.

Preferably, the LED lighting device further includes a wireless transceiver unit connected to the controller unit, and the wireless transceiver unit is used to upload the detected air quality data to an intelligent terminal.

Preferably, the wireless transceiver unit supports one or more combinations of zigbee, wifi, and bluetooth.

Preferably, the smart terminal is a mobile phone, a tablet computer, a desktop computer or an ultrabook.

An LED lighting system is composed of at least two LED lighting device nodes as described above, and each node transmits received wireless signals to other nodes within its wireless signal coverage. The LED lighting device also has the functions of networking and self-organizing networking, and the networking type can be any one of star network and mesh network structure.

Preferably, the system is connected to the Internet network or local area network through wireless signals.

Principle and beneficial effect of the utility model that have adopted above-mentioned technical scheme are:

The utility model provides an LED lighting device with an air quality detection function. The LED lighting device has a built-in air quality detection unit, so that the LED lighting device can also detect the air quality of the area where it is located while providing daily lighting functions, and Send it to the smart terminal for analysis and statistics, so that people can know the air quality of an area in real time; at the same time, if the air quality is poor, it can also give a flashing alarm to remind people to avoid inhaling too much harmful air.

Compared with the prior art, the utility model has a built-in air quality detection unit in the ordinary LED lighting device, so it can collect and process the data of the corresponding air quality detection objects in real time, and provide the air quality related indicators to the users, which can be very It is convenient for people to know the surrounding air quality status of the living environment. The utility model has the advantages of low cost, simple structure, convenient installation and wide application occasions.

The utility model combines the air quality detection unit with the LED lighting device, which utilizes the characteristics of the LED lighting device being widely distributed and applicable to a wide range of occasions, and can make real-time air quality grade forecasts, which is convenient for people to pay attention to in real time. It is really a great initiative to be valued today. And the market prospect is huge, and it is expected to be popularized and applied all over the world.

Description of drawings

Fig. 1 is a structural block diagram of an LED lighting device in Embodiment 1 of the present utility model;

Fig. 2 is the connection block diagram of the first form of air quality detection unit and controller unit in embodiment 1;

Fig. 3 is the connection block diagram of the second form of air quality detection unit and controller unit in embodiment 1;

Fig. 4 is the connection block diagram of the third form of air quality detection unit and controller unit in embodiment 1;

Fig. 5 is a flow chart of the air quality detection performed by the LED lighting device of the present invention;

Fig. 6 is a structural block diagram of the LED lighting device in Embodiment 2 of the present utility model.

Detailed ways

The specific embodiment of the utility model is as follows:

Embodiment 1: As shown in Figure 1, the LED lighting device 1 with air quality detection function of the present invention includes an LED drive and power supply unit 11, a controller unit 12, an air quality detection unit 13, an LED light source assembly 14 and a wireless transceiver unit 15.

The LED drive and power supply unit 11 is directly connected to the LED light source assembly 14, and further supplies power to the entire LED lighting device 1, and the controller unit 12 is connected to the air quality detection unit 13, and the controller unit 12 is used to control the air quality detection unit. 13 The collected data is processed, converted, calculated and stored.

The wireless transceiver unit 15 can be one or more combination of Zigbee, WIFI, Bluetooth, the wireless transceiver unit 15 is connected with the controller unit 12, and the controller unit 12 and the wireless transceiver unit 15 perform data transmission. Through the wireless transceiver unit 15, a plurality of LED lighting devices of the present invention can be configured by an intelligent terminal (not shown) to form a star network or mesh network type LED lighting system, which can be remotely controlled and networked by the intelligent terminal.

The LED light source assembly 14 is an LED lamp, and the LED light source assembly 14 provides normal lighting. Meanwhile, the controller unit 12 detects the quality of the air quality, and flashes an early warning according to a certain frequency and time interval.

As shown in FIG. 2 , the air quality detection unit 13 is composed of an analog circuit, which includes an analog sensor 130 , a signal processing circuit 131 , and an ADC circuit 132 . The analog sensor 130 changes the non-electrical signal of the corresponding indicator of the air quality to be measured into an analog electrical signal, and the analog electrical signal is calibrated, filtered, and amplified by the signal processing circuit 131, and then the signal processing circuit 131 outputs the signal to the ADC circuit 132. Perform signal acquisition to convert the analog signal into a digital signal, and then output the digital signal to the controller unit 12, and the controller unit 12 processes, converts, calculates, and stores the collected data.

Equally, as shown in Figure 3, described air quality detection unit 13 also can be digital sensor 133, and digital sensor 133 can be directly connected to controller unit 12, and digital sensor 133 outputs the digital signal that will measure air quality corresponding index to The controller unit 12, the controller unit 12 reads the corresponding sensitive air quality parameters according to the control configuration of the corresponding bus protocol, and performs conversion, calculation and storage. The controller unit 12 is one or more combinations of a microcontroller or a digital signal processor or a digital integrated circuit controller.

Of course, as shown in Figure 4, two types of air quality detection units 13 can be configured in the same LED lighting device, that is, at least one analog circuit and one digital sensor can be configured at the same time, which can meet different detection requirements and improve detection accuracy and quality. , to ensure the validity of the measurement.

The air quality detection unit 13 can detect carbon monoxide, methanol, ethanol, formaldehyde, isopropanol, acetaldehyde, SO2, H2, H2S, phenol, dimethylaldehyde, ethylene, PM2.5 and a combination of multiple air quality parameters .

Fig. 5 is a flow chart of the air quality detection of the LED lighting device 1 of the present invention. As shown in Fig. 5, the process steps of the air quality detection of the LED lighting device of the present invention are as follows:

Step 310: Turn on the power switch of the LED lighting device 1;

Step 311: LED driver and power supply unit 11 starts to supply power, and LED lighting device 1 starts to work;

Step 312: the air quality detection unit 13 detects the air quality parameters in real time and transmits them to the controller unit 12;

Step 313: the controller unit 12 reads the detected air quality parameter value and sends it out through the wireless transceiver unit 15;

Step 314: the controller unit 12 compares the detected air quality parameter value with the standard threshold;

Step 315: Judging whether the detected air quality parameters are within a safe range;

Step 316: If the air quality parameter does not exceed the set safety range, then return to step 312 to continue real-time air quality parameter monitoring; if the air quality parameter has exceeded the set safety range, the controller unit 12 will send a warning signal to the LED driver And the power supply unit 11, the LED driving and power supply unit 11 controls the LED light source assembly 14 to perform flashing alarm.

Embodiment 2: As shown in FIG. 6, the LED lighting device of this embodiment is similar in structure to the LED lighting device of Embodiment 1, the difference is that the LED lighting device of this embodiment also includes an LED indicator panel unit 16, a storage unit 17 and The display unit 18 and the LED indicator panel unit 16 are composed of multiple light-emitting diodes of different colors. The LED indicator panel unit 16 is connected to the controller unit 12, and the controller unit 12 controls the LED indicator panel unit 16 according to the quality of the detected air quality. Color LED light-emitting diodes for warning.

The storage unit 17 supports SD card storage, and the storage unit 17 is connected with the controller unit 12. The storage unit 17 stores the collection date, collects the name of the specific sensitive gas in the air and the quality factor of the air quality. The display unit 18 can be one or more combinations of LED digital tube, LCD, OLED and other display devices. The display unit 18 is connected to the controller unit 12 for real-time display of the air quality factor and user query review display.

The preferred embodiments of the present invention are only used to help explain the present invention. The preferred embodiments do not exhaust all details, nor do they limit the utility model to the specific implementations described. Obviously, many modifications and variations can be made based on the contents of this specification. This description selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that those skilled in the art can make good use of the utility model. The invention is to be limited only by the claims and their full scope and equivalents. The above disclosures are only a few specific embodiments of the present application, but the present application is not limited thereto, and any changes conceivable by those skilled in the art shall fall within the protection scope of the present application.

Claims (14)

1. the LED lighting device with air quality detection function is characterized in that comprising:

At least one Detection of Air Quality unit, for detection of air quality parameters;

At least one controller unit, be connected with the Detection of Air Quality unit, for the data by the collection of Detection of Air Quality unit, processed;

At least one LED light source assembly; Control in order to illumination and reception controller unit;

At least one LED drives and power supply unit, and this LED driving and power supply unit are connected with the LED light source assembly, is used to the LED light source assembly to provide and drives and whole LED lighting device is powered.

2. the LED lighting device with air quality detection function according to claim 1 is characterized in that:

Described Detection of Air Quality unit is comprised of analog circuit, and it comprises:

Analog sensor, the non-electric charge quantity signalling of the corresponding index of the air quality that needs are detected becomes analog electrical signal, then analog electrical signal is exported;

Signal processing circuit, be connected with described analog sensor, and the analog electrical signal of analog sensor output is calibrated, exported after filtering, amplification again;

Adc circuit, for the signal of receive signal processing circuit output, and convert analog electrical signal to digital signal, then this digital signal exported to controller unit changed, calculate and stored.

3. the LED lighting device with air quality detection function according to claim 1, it is characterized in that: described Detection of Air Quality unit is digital sensor, it is connected directly to controller unit, controller unit is controlled configuration according to the respective bus agreement and is read the respective air mass parameter, is changed, calculates and preserve.

4. the LED lighting device with air quality detection function according to claim 1 is characterized in that: described Detection of Air Quality unit is comprised of at least one analog circuit and at least one digital sensor;

Described analog circuit comprises:

Analog sensor, the non-electric charge quantity signalling of the corresponding index of the air quality that needs are detected becomes analog electrical signal, then analog electrical signal is exported;

Signal processing circuit, be connected with described analog sensor, and the analog electrical signal of analog sensor output is calibrated, exported after filtering, amplification again;

Adc circuit, for the signal of receive signal processing circuit output, and convert analog electrical signal to

Digital signal, then this digital signal is exported to controller unit changed, calculates and stored;

Described digital sensor is connected directly to controller unit, and controller unit is according to the respective bus agreement

Control configuration and read the respective air mass parameter, changed, calculate and preserve.

5. the LED lighting device with air quality detection function according to claim 1, it is characterized in that: described LED lighting device also comprises LED indication panel unit, LED indication panel unit is comprised of the light-emitting diode of the multiple color in order to mean air quality, and LED indication panel unit is connected with controller unit.

6. the LED lighting device with air quality detection function according to claim 1, it is characterized in that: described LED lighting device also comprises can support to plug SD card can be according to the memory cell of initial, the date of expiry real-time storage air quality related data of setting, and described memory cell connects controller unit.

7. the LED lighting device with air quality detection function according to claim 1, it is characterized in that: described LED lighting device also comprises that display unit is connected with controller unit for showing in real time the air quality quality factor and being convenient to the display unit that user's inquiry is reviewed.

8. the LED lighting device with air quality detection function according to claim 7 is characterized in that: display unit is any one or the multiple combination in LED charactron, LCD, OLED.

9. the LED lighting device with air quality detection function according to claim 1, it is characterized in that: the LED light source assembly can be used as alarm unit, the line flicker early warning of going forward side by side of its grade of accepting air quality indexes that controller unit obtains.

10. the LED lighting device with air quality detection function according to claim 1, it is characterized in that: described LED lighting device also comprises the wireless transmit/receive units be connected with controller unit, and this wireless transmit/receive units uploads to an intelligent terminal for the air quality data detecting.

11. have the LED lighting device of air quality detection function according to claim 10, it is characterized in that: described wireless transmit/receive units is supported zigbee, wifi, one or more combinations in bluetooth.

12. have the LED lighting device of air quality detection function according to claim 11, it is characterized in that: described intelligent terminal is mobile phone, panel computer, desktop computer or super.

13. a LED illuminator is characterized in that: this system is comprised of at least two LED lighting device nodes as described as claim 10～12 any one, and each node transmits received wireless signal other node interior to its wireless signal coverage.

14. LED illuminator according to claim 13 is characterized in that: this system accesses in Internet network or local area network (LAN) by wireless signal.

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