CN209821149U - Indoor air quality monitoring and improving system - Google Patents
Indoor air quality monitoring and improving system Download PDFInfo
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- CN209821149U CN209821149U CN201821956088.4U CN201821956088U CN209821149U CN 209821149 U CN209821149 U CN 209821149U CN 201821956088 U CN201821956088 U CN 201821956088U CN 209821149 U CN209821149 U CN 209821149U
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Abstract
The utility model discloses an indoor air quality monitoring and improvement system, include: the system comprises a processor, an air quality data acquisition module and an air quality improvement module; the air quality data acquisition module monitors air quality data and sends the air quality data to the processor; wherein the air quality data comprises: carbon monoxide concentration, formaldehyde concentration, PM2.5 concentration, temperature and humidity, smoke concentration and illumination intensity; the processor sends control information to the air quality improvement module based on the air quality data; and the air quality improvement module controls the work of the exhaust fan, the curtain and the window opener based on the control information. The utility model provides an indoor air quality monitoring and improvement system can monitor multiple gas simultaneously to can improve the indoor air quality based on the monitoring result, build a healthy indoor living space for people.
Description
Technical Field
The utility model relates to an indoor air quality monitoring technology field, more specifically the indoor air quality monitoring and improvement system that says so relates to.
Background
In life, people stay indoors for 80% of the time, and indoor air quality parameters have increasingly large influence on human health. Along with the improvement of living standard of people, people pay more and more attention to the living environment and pay more and more attention to indoor air quality index, and the quality of indoor air is known deeply and is closely related to the health of people.
However, there are few items for monitoring the indoor air quality, and the indoor air quality cannot be reflected more comprehensively. And after the indoor air quality is monitored, the indoor air quality is improved only by a manual windowing mode, and hidden danger is brought to life of people because the indoor air cannot be improved in time at a fast life rhythm.
Therefore, how to provide an air quality monitoring system capable of detecting multiple gases simultaneously and combining monitoring and improvement is a problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an indoor air quality monitoring and improvement system can monitor multiple gas simultaneously to combine monitoring and improvement, can improve the indoor air quality based on the monitoring result, build a healthy indoor living space for people.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an indoor air quality monitoring and improvement system comprising: the system comprises a processor, an air quality data acquisition module and an air quality improvement module;
the air quality data acquisition module monitors air quality data and sends the air quality data to the processor; wherein the air quality data comprises: carbon monoxide concentration, formaldehyde concentration, PM2.5 concentration, temperature and humidity, smoke concentration and illumination intensity;
the processor sends control information to the air quality improvement module based on the air quality data;
the air quality improvement module operates based on the control information.
Preferably, the air quality monitoring system further comprises a receiving device, and the processor transmits the air quality data to the receiving device in a wireless mode.
Preferably, the receiving apparatus includes: a notebook computer, a tablet computer, or a mobile phone.
Preferably, the processor sends the air quality data to the receiving device by a bluetooth transmission mode.
Preferably, the method further comprises the following steps: alarm module and rainwater detection module, alarm module with rainwater detection device all with the treater links to each other.
Preferably, the air quality data acquisition module monitors various air quality data by adopting a carbon monoxide sensor, a formaldehyde sensor, a PM2.5 sensor, a temperature and humidity sensor, a smoke sensor, a photosensitive sensor and an oxygen concentration sensor.
Preferably, the temperature and humidity sensor includes: a DHT11 sensor, and a single bus protocol is employed between the DHT11 sensor and the processor.
Preferably, the processor adopts an STM32 singlechip.
According to the technical scheme, compare with prior art, the utility model discloses an indoor air quality monitoring and improvement system can monitor multiple air quality data simultaneously to can be real-timely control exhaust fan and the ware of windowing according to the data that detect, and ventilate in time or open the window, guarantee the indoor air quality, build a healthy indoor living space for people.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of an indoor air quality monitoring and improving system provided by the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached figure 1, the embodiment of the utility model discloses an indoor air quality monitoring and improvement system includes: the system comprises a processor, an air quality data acquisition module and an air quality improvement module;
the air quality data acquisition module monitors air quality data and sends the air quality data to the processor; wherein the air quality data comprises: carbon monoxide concentration, formaldehyde concentration, PM2.5 concentration, temperature and humidity, smoke concentration and illumination intensity;
the processor sends control information to the air quality improvement module based on the air quality data;
the air quality improvement module operates based on the control information.
Specifically, the air quality improvement module includes: the window opener comprises a first motor, a second motor, an exhaust fan, a curtain and a window opener; the first motor, the second motor and the exhaust fan are connected with the processor;
the first motor controls the window opener to work based on the control information;
the second motor controls the curtain to work based on the control information;
the exhaust fan is turned on or off based on the control information.
Specifically, the high and low levels of the two I/O ports are controlled through the keys of the processor or according to the information collected by the air quality data collection module, when one I/O port is at the high level and the other I/O port is at the low level, the first motor rotates forwards to open the window, and when the levels of the two I/O ports are opposite to those of the two I/O ports, the first motor rotates reversely to close the window. The exhaust fan can work only by giving a high level to the exhaust fan through the I/O port. In addition, the work of the exhaust fan and the window opener can be controlled in a manual key mode. The processor controls the opening and closing of the curtain through the second motor and the gear. The specific implementation is prior art and therefore, will not be discussed in detail. The technical means that can realize at present all can be regarded as the utility model discloses a concrete implementation.
The utility model provides an indoor air quality monitoring and improvement system can enough monitor multiple gas simultaneously, but also will monitor and combine together with the improvement, improve the indoor air quality in real time according to the monitoring result.
In order to further optimize the technical scheme, the air quality monitoring system further comprises a receiving device, and the processor sends the air quality data to the receiving device in a wireless mode.
After the air quality data are detected, the air quality data are sent to the receiving device in a wireless mode, so that the owner can know the indoor air quality condition in time, and the owner can also send a control instruction to the motor through the processor based on the air quality data.
In order to further optimize the above technical solution, the receiving apparatus includes: a notebook computer, a tablet computer, or a mobile phone.
In order to further optimize the technical scheme, the processor sends the air quality data to the receiving device in a Bluetooth transmission mode, and the air quality data are convenient to check.
In order to further optimize the above technical solution, the method further comprises: alarm module and rainwater detection module, alarm module and rainwater detection device all link to each other with the treater. The alarm module and the rainwater detection module are additional functional modules.
Specifically, the alarm module may be a buzzer; and when the air quality is detected to exceed the standard, giving an alarm. When the rainwater detection module detects rain, the detection information is sent to the processor, the processor sends a control instruction to the motor, and the motor controls the window opener to be closed based on the control instruction, so that the function of closing the window in time is realized.
In a specific implementation, two modes, automatic and manual, can be set. When the window is manually opened, the window and the curtain can be opened and closed through the keys, when the window key is pressed down, the pin PD6 is set to be 1, the pin PD7 is set to be 0, and when the window is closed, the opposite is true, so is the opening and closing of the curtain. When the automatic mode is set, whether to open or close the window is determined according to the detected indoor air quality, whether to rain outdoors and the indoor illumination intensity, and manual operation is not needed. When the illumination intensity is larger than the set value of the curtain, a command of pulling the curtain open is sent out, otherwise, the curtain is pulled up. When rain exists, a window closing instruction is sent out, and when indoor air quality is poor, a window opening instruction is sent out. Wherein, the window of opening and shutting is controlled according to the instruction by the motor.
In order to further optimize the technical scheme, the air quality data acquisition module monitors air quality data by adopting a plurality of carbon monoxide sensors, formaldehyde sensors, PM2.5 sensors, temperature and humidity sensors, smoke sensors, photosensitive sensors and oxygen concentration sensors.
And each sensor transmits the acquired information to the processor, and the acquired information is converted into a digital signal through AD.
In order to further optimize the above technical scheme, the temperature and humidity sensor includes: the DHT11 sensor, and the DHT11 sensor and the processor adopt a single bus protocol.
The DHT11 sensor is a humidity-temperature integrated digital sensor which comprises a resistance type humidity measuring element and an NTC temperature measuring element and is connected with a high-performance 8-bit singlechip. Local humidity and temperature can be collected in real time through simple circuit connection of microprocessors such as a single chip microcomputer. The DHT11 can communicate with the single-chip microcomputer by adopting a simple single bus, and only one I/O port is needed. The data of the humidity and temperature data 40Bit in the sensor is transmitted to the single chip microcomputer at one time, the data is verified in a checksum mode, the accuracy of data transmission is effectively guaranteed, the DHT11 is low in power consumption, and the average maximum current of work is 0.5mA under the voltage of a 5V power supply.
The information of two I/O ports of the formaldehyde sensor is read by an STM32 singlechip to judge the pollution level of formaldehyde.
The monitoring of carbon monoxide, smoke, light intensity and rain is completed by reading the analog quantity from the sensor and then performing AD conversion, namely reading the value of ADC (12 bits), and subtracting the value of ADC of 40 by 100 to obtain the display value.
The high and low level is output through an I/O port of a processor (such as a singlechip) to control a motor, an exhaust fan and a buzzer so as to realize window opening and closing, curtains, the exhaust fan and alarm.
In order to further optimize the technical scheme, the processor adopts an STM32 single chip microcomputer.
The processor, which can be an STM32 singlechip concretely, receives data collected by the temperature and humidity sensor, the formaldehyde sensor, the smoke sensor, the carbon monoxide sensor, the photosensitive sensor and the rainwater sensor, displays the result of the collected data, and controls the opening and closing of the window and the exhaust fan according to the collected data result.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. An indoor air quality monitoring and improvement system, comprising: the system comprises a processor, an air quality data acquisition module and an air quality improvement module;
the air quality data acquisition module monitors air quality data and sends the air quality data to the processor; wherein the air quality data comprises: carbon monoxide concentration, formaldehyde concentration, PM2.5 concentration, temperature and humidity, smoke concentration and illumination intensity;
the processor sends control information to the air quality improvement module based on the air quality data;
the air quality improvement module operates based on the control information; the air quality improvement module includes: the window opener comprises a first motor, a second motor, an exhaust fan, a curtain and a window opener; the first motor, the second motor and the exhaust fan are connected with the processor;
the first motor controls the window opener to work based on the control information;
the second motor controls the curtain to work based on the control information;
the exhaust fan is turned on or off based on the control information;
further comprising: the rainwater detection module is connected with the processor; when the rainwater detection module detects rain, the detection information is sent to the processor, the processor sends a control instruction to the first motor, and the first motor controls the window opener to close based on the control instruction, so that the window can be closed in time.
2. An indoor air quality monitoring and improvement system according to claim 1, further comprising a receiving device, said processor wirelessly transmitting air quality data to said receiving device.
3. An indoor air quality monitoring and improvement system according to claim 2, wherein said receiving means comprises: a notebook computer, a tablet computer, or a mobile phone.
4. An indoor air quality monitoring and improvement system according to claim 2, wherein said processor transmits air quality data to said receiving device by bluetooth transmission.
5. The indoor air quality monitoring and improvement system according to claim 2, further comprising: and the alarm module is connected with the processor.
6. The indoor air quality monitoring and improvement system according to claim 1, wherein the air quality data acquisition module employs a carbon monoxide sensor, a formaldehyde sensor, a PM2.5 sensor, a temperature and humidity sensor, a smoke sensor, a photosensitive sensor and an oxygen concentration sensor to monitor various air quality data.
7. The indoor air quality monitoring and improvement system according to claim 6, wherein the temperature and humidity sensor comprises: a DHT11 sensor, and a single bus protocol is employed between the DHT11 sensor and the processor.
8. An indoor air quality monitoring and improvement system according to any one of claims 1 to 7, characterized in that the processor employs STM32 single chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821956088.4U CN209821149U (en) | 2018-11-26 | 2018-11-26 | Indoor air quality monitoring and improving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821956088.4U CN209821149U (en) | 2018-11-26 | 2018-11-26 | Indoor air quality monitoring and improving system |
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| Publication Number | Publication Date |
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| CN209821149U true CN209821149U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821956088.4U Expired - Fee Related CN209821149U (en) | 2018-11-26 | 2018-11-26 | Indoor air quality monitoring and improving system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111226659A (en) * | 2020-03-06 | 2020-06-05 | 山东农业大学 | Greenhouse air quality regulation and control system and control method |
| CN113741203A (en) * | 2021-08-20 | 2021-12-03 | 深圳市踩点智慧科技有限公司 | Intelligent household control system |
-
2018
- 2018-11-26 CN CN201821956088.4U patent/CN209821149U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111226659A (en) * | 2020-03-06 | 2020-06-05 | 山东农业大学 | Greenhouse air quality regulation and control system and control method |
| CN113741203A (en) * | 2021-08-20 | 2021-12-03 | 深圳市踩点智慧科技有限公司 | Intelligent household control system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |