CN212694282U - Indoor environment control system based on Internet of things - Google Patents
Indoor environment control system based on Internet of things Download PDFInfo
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- CN212694282U CN212694282U CN202021703542.2U CN202021703542U CN212694282U CN 212694282 U CN212694282 U CN 212694282U CN 202021703542 U CN202021703542 U CN 202021703542U CN 212694282 U CN212694282 U CN 212694282U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention provides an indoor environment control system based on the Internet of things, which comprises a PLC (programmable logic controller), a humidifier control module, an infrared detector, an air conditioner control module, a light source control module, a temperature sensor, a humidity sensor, an illumination sensor, a power supply and an Internet of things communication module, wherein the PLC is used for controlling the humidity sensor and the illumination sensor; the humidifier control module, the infrared detector, the air conditioner control module, the light source control module, the temperature sensor, the humidity sensor, the illumination sensor, the power supply and the Internet of things communication module are respectively connected with the PLC. The indoor environment control system integrates human body infrared detection, temperature and humidity detection and illuminance detection through the PLC, and comprehensively analyzes whether human activities are in the room and whether the temperature, the humidity and the illuminance are proper. After human body detection intervenes, indoor environment adjustment is guaranteed to serve personnel and teaching, the situation that a teacher is unmanned is avoided, and energy waste caused by the fact that various sensors work, light, temperature and humidity equipment work is avoided.
Description
Technical Field
The utility model relates to an indoor environmental control field particularly, relates to an indoor environmental control system based on thing networking.
Background
The internet of things is developed and applied rapidly today, and is considered to be an important foundation and key technology of a future smart city. The government of China is also actively promoting the application and development of the Internet of things and smart cities. In order to better provide a good learning environment for employees and students, an indoor intelligent adjusting system based on the internet of things is gradually introduced into classrooms, offices and scientific parks in schools in China.
At present, temperature and humidity sensors are mostly adopted for detecting an indoor environment control system, and then temperature and humidity adjustment and regulation are controlled. The control of lighting such as indoor lighting and the like also mostly adopts light sensing detection to directly control curtains or lighting devices. However, the energy-saving factor is not fully embodied by the common situation that whether people are moving indoors or whether people are in class or lack of necessary judgment and limitation during study time; and the indoor environment control often presents island control, and campus global control can't accurately master and regulate and control certain indoor environment, and the part is equipped with the indoor of control, adopts wired communication mode mostly, and the wiring is complicated, with high costs, maintain inconvenient, is unfavorable for the improvement of campus management efficiency.
For example, the invention patent with Chinese patent publication No. CN107943178A discloses a smart classroom environment control device, which comprises a classroom main body and a control box, the upper end of the right wall body of the classroom main body is fixedly provided with a central air-conditioning air inlet end, electric shutter glass is fixedly arranged below the central air-conditioning, second motors are fixedly arranged above the electric shutter glasses, light sensors are fixedly arranged between the electric shutter glasses, an electric curtain is fixedly arranged above the light sensor, a first motor is fixedly arranged above the left side of the electric curtain, the surface of the left side wall body of the classroom main body is fixedly provided with a photoelectric sensor, two ends of the upper side wall body of the classroom main body are both fixedly provided with smoke sensors, a temperature and humidity sensor is fixedly installed between the smoke sensors, and the control box is fixedly installed at one end corner of a right wall body of the classroom main body. The invention can effectively adjust the indoor environment by arranging the electric curtain, the electric shutter glass and the like in the classroom and has good use effect.
The prior art has at least the following problems:
whether people are moving indoors, whether people are in class or lack of necessary judgment and limitation in study time, and energy-saving factors are not fully embodied; and the indoor environment control often presents island control, and campus global control can't accurately master and regulate and control certain indoor environment, and the part is equipped with the indoor of control, adopts wired communication mode mostly, and the wiring is complicated, with high costs, maintain inconvenient, is unfavorable for the improvement of campus management efficiency.
Aiming at the problem that in the prior art, the indoor environment control and regulation is disconnected with personnel detection and teaching activity arrangement, so that whether people are indoors or not, whether the indoor environment control and regulation is in the teaching time period or not, the islanding effect of automatically regulating single indoor environment regulation occurs, and an effective solution is not provided at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an indoor environmental control system based on thing networking to prior art not enough.
The indoor environment control system comprises a PLC (programmable logic controller), a humidifier control module, an infrared detector, an air conditioner control module, a light source control module, a temperature sensor, a humidity sensor, an illumination sensor, a power supply and an Internet of things communication module;
the humidifier control module, the infrared detector, the air conditioner control module, the light source control module, the temperature sensor, the humidity sensor, the illumination sensor, the power supply and the Internet of things communication module are respectively connected with the PLC;
the humidifier control module is used for controlling the humidifier to adjust the indoor humidity according to a humidity control adjustment instruction sent by the PLC;
the infrared detector is used for detecting indoor personnel;
the air conditioner control module is used for controlling an air conditioner to adjust the indoor temperature according to a temperature control adjustment instruction sent by the PLC;
the light source control module is used for controlling and adjusting the indoor illumination according to the illumination control and adjustment instruction sent by the PLC controller;
the temperature sensor is used for acquiring indoor temperature;
the humidity sensor is used for acquiring indoor humidity;
the illumination sensor is used for acquiring indoor illumination;
the power supply is used for providing working power supply;
the Internet of things communication module is used for uploading the collected indoor temperature, indoor humidity and indoor illuminance to an Internet of things background;
the PLC controller is used for collecting indoor temperature, indoor humidity, indoor illuminance and detecting indoor personnel, comparing the indoor temperature, the humidity and the illuminance with preset temperature, humidity and illuminance, and respectively sending humidity, temperature and illuminance control and regulation instructions to the humidifier control module, the air conditioner control module and the light source control module, and uploading indoor temperature, indoor humidity, indoor illuminance and indoor personnel information to the internet of things background and receiving instructions of the internet of things background by the PLC controller through the internet of things communication module.
Furthermore, the humidifier control module, the infrared detector, the air conditioner control module, the light source control module, the temperature sensor, the humidity sensor, the illumination sensor, the power supply and the Internet of things communication module are connected with the PLC through shielding copper core communication lines.
Further, indoor environmental control system still includes the box, and humidifier control module, infrared detector, air conditioner control module, light source control module, temperature sensor, humidity transducer, light sensor, power, thing networking communication module, PLC controller all locate inside the box.
Compared with the prior art, indoor environmental control system have following excellent effect that is showing:
1, indoor environmental control system passes through the PLC controller with human infrared detection, temperature, humidity detection, illuminance detection integration, whether personnel's activity, temperature, humidity, illuminance are suitable in the integrated analysis room. After human body detection intervenes, indoor environment adjustment is guaranteed to serve personnel and teaching, the situation that a teacher is unmanned is avoided, and energy waste caused by the fact that various sensors work, light, temperature and humidity equipment work is avoided.
2, the indoor environment control system is fused with an LoRa Internet of things antenna, and isolated indoor environment control is fused into indoor overall monitoring and scheduling, so that the problem that an indoor control island is not formed into a system is solved; the wireless Internet of things communication technology is adopted, so that the wiring and maintenance costs of the indoor monitoring and scheduling device are reduced; through the indoor environment control terminal of the background scheduling of the Internet of things, the terminal device judges whether the information is information such as a teaching time period and a vacation period according to the scheduling information, so that the dormancy of the equipment is controlled as required, the equipment is converted into an energy-saving state, the energy consumption is reduced, and the service life of the equipment is prolonged.
And 3, after various information of the background and the site of the controller is comprehensively analyzed and decided, equipment such as a light source, an air conditioner, a humidifier and the like is intelligently adjusted and controlled, a friendly and comfortable teaching environment is provided for the indoor environment, and the power-assisted teaching efficiency is improved. The controller control program can be automatically constructed, debugged and maintained, convenience is provided for equipment maintenance personnel, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of the indoor environment control system of the present invention.
Description of reference numerals:
1-a PLC controller; 2-a humidifier control module; 3-an infrared detector; 4-an air conditioner control module; 5-a light source control module; 6-temperature sensor; 7-a humidity sensor; 8-an illumination sensor; 9-a power supply; 10-an internet of things communication module; 11-a box body.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
As shown in fig. 1, the indoor environment control system includes: the system comprises a PLC (programmable logic controller) 1, a humidifier control module 2, an infrared detector 3, an air conditioner control module 4, a light source control module 5, a temperature sensor 6, a humidity sensor 7, an illumination sensor 8, a power supply 9 and an Internet of things communication module 10;
the humidifier control module 2, the infrared detector 3, the air conditioner control module 4, the light source control module 5, the temperature sensor 6, the humidity sensor 7, the illumination sensor 8, the power supply 9 and the internet of things communication module 10 are respectively connected with the PLC 1;
the humidifier control module 2 is used for controlling a humidifier (not shown in the figure) to adjust the indoor humidity according to a humidity control adjustment instruction sent by the PLC 1, and the model of the humidifier control module 2 is STM8S103K 3;
an infrared detector 3 for detecting indoor persons;
the air conditioner control module 4 is used for controlling an air conditioner (not shown in the figure) to adjust the indoor temperature according to a temperature control adjustment instruction sent by the PLC 1, and the model number of the air conditioner control module 4 is stc89c52 rc;
the light source control module 5 is used for controlling a light source (not shown in the figure) to adjust the indoor illumination according to the illumination control adjustment instruction sent by the PLC 1, and in addition, the light source control module 5 is a relay with the model number of JQC 3F-24;
the temperature sensor 6 is used for collecting indoor temperature;
a humidity sensor 7 for acquiring indoor humidity;
an illumination sensor 8 for collecting indoor illuminance;
a power supply 9 for supplying an operating power supply 9;
the internet of things communication module 10 is used for uploading the collected indoor temperature, indoor humidity and indoor illuminance to an internet of things background;
PLC controller 1 for collect indoor temperature, indoor humidity, indoor illuminance and survey indoor personnel, through with predetermined temperature, humidity, illuminance contrast, respectively to humidifier control module 2, air conditioner control module 4, light source control module 5 sends humidity, temperature, illumination control adjustment command, PLC controller 1 uploads indoor temperature, indoor humidity, indoor illuminance and indoor personnel information and receives the instruction at thing networking backstage to thing networking communication module 10 through thing networking backstage.
Further, the internet of things communication module 10 IS A LoRA internet of things antennA, in addition, the model of the PLC controller 1 IS FX3U-64MT/ES-A, the model of the temperature sensor 6 IS PT100, the model of the humidity sensor 7 IS CL-M53R, the model of the illumination sensor 8 IS NHZD10, and the model of the infrared detector 3 IS 216T-CUR.
Further, the humidifier control module 2, the infrared detector 3, the air conditioner control module 4, the light source control module 5, the temperature sensor 6, the humidity sensor 7, the illumination sensor 8, the power supply 9, the internet of things communication module 10 and the PLC controller 1 are all connected by shielding copper core communication lines.
Further, as shown in fig. 1, the indoor environment control system further includes a box 11, and the humidifier control module 2, the infrared detector 3, the air conditioner control module 4, the light source control module 5, the temperature sensor 6, the humidity sensor 7, the illumination sensor 8, the power supply 9, the internet of things communication module 10, and the PLC controller 1 are all disposed inside the box 11.
It should be noted that the indoor environment control system can be applied to the scenes of classrooms, offices and scientific and technological parks.
Indoor environmental control system's theory of operation do:
the indoor environment control system is based on a Long Range Radio (Long Range Radio) wireless internet of things technology platform, adopts a Programmable Logic Controller (PLC) 1 as a main controller, selects an RS485 communication mode to connect with an infrared detector 3, and monitors whether people move indoors or not; the system is connected with an illumination sensor 8 in an RS485 communication mode to monitor indoor illumination; the temperature sensor 6 and the humidity sensor 7 are respectively connected through an RS485 communication mode to monitor the indoor temperature and humidity; the controller is connected with the air conditioner control module 4 and the humidifier control module 2 in an RS485 communication mode, and controls and adjusts the states of the air conditioner and the humidifier according to the humidity and temperature control and adjustment instructions sent by the PLC 1, so as to adjust the indoor temperature and humidity; the light source control module 5 is connected to the light source, and controls the light source and adjusts the indoor illuminance according to the illuminance control adjustment instruction sent by the PLC controller 1.
The PLC 1 is connected with the Internet of things communication module 10 in an RS485 communication mode, receives an instruction of an Internet of things background, and judges whether the room is in a teaching time period or not and whether the room is in a closed sealing state or not; the PLC controller 1 uploads the collected indoor personnel information (whether people exist indoors), temperature, humidity and illuminance to the Internet of things background through the Internet of things communication module 10 to be monitored integrally in the campus.
The above description is only a preferred embodiment of the present invention and should not be taken as limiting the invention, and it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention.
Claims (3)
1. An indoor environment control system based on the Internet of things is characterized by comprising: the system comprises a PLC (programmable logic controller) controller (1), a humidifier control module (2), an infrared detector (3), an air conditioner control module (4), a light source control module (5), a temperature sensor (6), a humidity sensor (7), an illumination sensor (8), a power supply (9) and an Internet of things communication module (10);
the humidifier control module (2), the infrared detector (3), the air conditioner control module (4), the light source control module (5), the temperature sensor (6), the humidity sensor (7), the illumination sensor (8), the power supply (9) and the internet of things communication module (10) are respectively connected with the PLC controller (1);
the humidifier control module (2) is used for controlling the humidifier to adjust the indoor humidity according to a humidity control adjustment instruction sent by the PLC (1);
the infrared detector (3) is used for detecting indoor personnel;
the air conditioner control module (4) is used for controlling an air conditioner to adjust the indoor temperature according to a temperature control adjustment instruction sent by the PLC (1);
the light source control module (5) is used for controlling a light source to adjust the indoor illumination according to the illumination control adjustment instruction sent by the PLC (1);
the temperature sensor (6) is used for collecting indoor temperature;
the humidity sensor (7) is used for collecting indoor humidity;
the illumination sensor (8) is used for collecting indoor illumination;
the power supply (9) is used for providing working power supply (9);
the internet of things communication module (10) is used for uploading the collected indoor temperature, indoor humidity and indoor illuminance to the background of the internet of things;
PLC controller (1) for collect indoor temperature, indoor humidity, indoor illuminance and survey indoor personnel, through contrasting with preset temperature, humidity, illuminance, respectively to humidifier control module (2) air conditioner control module (4) light source control module (5) send humidity, temperature, illuminance control adjustment command, PLC controller (1) passes through thing networking communication module (10) to upload indoor temperature, indoor humidity, indoor illuminance and indoor personnel information and receipt in the thing networking backstage the instruction in thing networking backstage.
2. The internet of things-based indoor environment control system of claim 1, wherein the humidifier control module (2), the infrared detector (3), the air conditioner control module (4), the light source control module (5), the temperature sensor (6), the humidity sensor (7), the illumination sensor (8), the power supply (9), the internet of things communication module (10) and the PLC controller (1) are all connected by shielded copper core communication lines.
3. The indoor environment control system based on the internet of things of claim 1, further comprising a box body (11), wherein the humidifier control module (2), the infrared detector (3), the air conditioner control module (4), the light source control module (5), the temperature sensor (6), the humidity sensor (7), the illumination sensor (8), the power supply (9), the internet of things communication module (10) and the PLC controller (1) are all arranged inside the box body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202021703542.2U CN212694282U (en) | 2020-08-14 | 2020-08-14 | Indoor environment control system based on Internet of things |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021703542.2U CN212694282U (en) | 2020-08-14 | 2020-08-14 | Indoor environment control system based on Internet of things |
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| CN212694282U true CN212694282U (en) | 2021-03-12 |
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| CN202021703542.2U Expired - Fee Related CN212694282U (en) | 2020-08-14 | 2020-08-14 | Indoor environment control system based on Internet of things |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114096044A (en) * | 2021-11-09 | 2022-02-25 | 常州工学院 | Energy-saving control system based on Internet of things cloud platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114096044A (en) * | 2021-11-09 | 2022-02-25 | 常州工学院 | Energy-saving control system based on Internet of things cloud platform |
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| CF01 | Termination of patent right due to non-payment of annual fee |