CN207095598U - Air quality detector and air cleaning system - Google Patents

Abstract

The utility model provides an air quality detector and an air purification system, which relate to the technical field of detection equipment. The air quality detector includes: a processor, an air quality sensor, a wireless communication module and a wired data interface, wherein the processors are respectively Connect with the air quality sensor and wireless communication module; the air quality detector is plugged into the wired control interface through the wired data interface to control the fresh air purifier through the air quality detector; the air quality sensor is used to detect the air quality detector The quality parameters of the air quality in the indoor space, and send the quality parameters to the processor; the processor is used to send the quality parameters to the air quality detection platform for display through the wireless communication module, which relieves the detection area of the existing air quality detector Limited technical issues.

Description

Air quality detector and air purification system

technical field

The utility model relates to the technical field of detection equipment, in particular to an air quality detector and an air purification system.

Background technique

With the increasing air pollution, people are paying more and more attention to indoor air health. In addition to the frequent smog weather that makes people intuitively feel air pollution, air purifiers with detection functions and various portable air quality detectors have entered people's lives.

The ceiling-type fresh air purifier introduces fresh outdoor air from the fresh air inlet, and after purification, it is distributed to each room in the room through the pipeline connected to the fresh air outlet. Each room is equipped with a control panel. At this time, if the air quality sensor is embedded in the fresh air outlet of the ceiling-type fresh air purifier, the air quality of each room cannot be detected. Moreover, most of the current air quality detectors have the disadvantages of only detecting the air quality of one point, unable to reflect changes in air quality, and unable to be intelligent.

Utility model content

The purpose of the utility model is to provide an air quality detector and an air purification system to alleviate the technical problem of the limited detection area of the existing air quality detector.

According to one aspect of the present invention, an air quality detector is provided, including: a processor, an air quality sensor, a wireless communication module and a wired data interface, wherein the processor communicates with the air quality sensor and the wireless The modules are connected; the air quality detector is plugged into the wired control interface through the wired data interface, so as to realize the control of the fresh air purifier through the air quality detector, wherein the air quality detector and the The fresh air purifier is set separately; the air quality sensor is used to detect the quality parameters of the air quality in the indoor space where the air quality detector is located, and send the quality parameters to the processor; the processor is used to pass The wireless communication module sends the quality parameters to the air quality detection platform for display.

Further, the air quality sensor includes a first sensor group, wherein the first sensor group includes a PM2.5 concentration sensor, a carbon dioxide concentration sensor, a temperature sensor and a humidity sensor; wherein the PM2.5 concentration sensor is used for Detect the PM2.5 concentration of the indoor space where the air quality detector is located; the carbon dioxide concentration sensor is used to detect the carbon dioxide concentration of the indoor space where the air quality detector is located; the temperature sensor is used to detect the air quality The temperature of the indoor space where the detector is located; the humidity sensor is used to detect the humidity of the indoor space where the air quality detector is located.

Further, the air quality sensor further includes: a second sensor group, wherein the second sensor includes at least one of the following: a formaldehyde concentration sensor, a TVOC concentration sensor, a carbon monoxide concentration sensor, and a methane concentration sensor.

Further, the wired control interface is connected to the controller provided in the fresh air purifier through a data bus.

Further, the data bus is an RS485 bus, and the fresh air purifier includes: a fresh air fan and a purifier, and the wired control interface is connected to the fresh air fan and the purifier respectively through the RS485 bus.

Further, the wireless communication module includes at least one of the following: WIFI communication module, GSM communication module, GRRS communication module.

Further, it also includes: a power supply, the power supply is built into the air quality detector, and is used to provide electric energy to the air quality detector when the wired data interface is disconnected from the fresh air purifier , the power supply includes a lithium-ion battery.

Further, it also includes: a human-computer interaction interface, the human-computer interaction interface is a touch display screen controlled by a touch screen, wherein the human-computer interaction interface is used to display at least one of the following information: the quality parameter, the Describe the operating state of the fresh air purifier and the operating mode of the fresh air purifier.

According to another aspect of the present utility model, an air purification system is also provided, including the air quality detector described above, a wired control interface and a fresh air purifier, wherein the air quality detector passes through the wired The control interface realizes the control of the fresh air purifier.

Further, the wired control interface is connected to the controller provided in the fresh air purifier through a data bus, and the wired control interface is an 86-type panel.

The air quality detector provided by the embodiment of the utility model includes a processor, an air quality sensor, a wireless communication module and a wired data interface, wherein the processor is connected to the air quality sensor and the wireless communication module respectively. The air quality detector is plugged into the wired control interface through the wired data interface to control the fresh air purifier through the air quality detector; the air quality sensor is used to detect the air quality parameters of the indoor space where the air quality detector is located , and send the quality parameters to the processor; the processor is used to send the quality parameters to the air quality detection platform through the wireless communication module for display. In the embodiment of the utility model, the linked control of the air quality detector and the fresh air purifier is realized through the wired control interface, which alleviates the technical problem of the limited detection area of the existing air quality detector.

Description of drawings

In order to more clearly illustrate the specific implementation of the utility model or the technical solutions in the prior art, the accompanying drawings that need to be used in the description of the specific implementation or the prior art will be briefly introduced below. Obviously, the following descriptions The accompanying drawings are some implementations of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative work.

Fig. 1 is a schematic diagram of an air quality detector according to an embodiment of the present invention;

Fig. 2 (a) is a schematic side view of an optional wired control interface according to an embodiment of the present invention;

Fig. 2 (b) is a schematic side view of another optional wired control interface according to an embodiment of the present invention;

Fig. 3 is a front view of an air quality detector according to an embodiment of the present invention;

Fig. 4 is a schematic diagram of an optional air quality detector according to an embodiment of the present invention;

Fig. 5 is a schematic diagram of an air purification system according to an embodiment of the present invention.

Icons: 101-air quality detector; 201-fresh air purifier; 301-air quality testing platform; 401-wired control interface; 501-card slot and buckle; 502-wall fixing mechanism; 10-processor; 20- Air quality sensor; 30-wireless communication module; 40-wired data interface; 31-GSM communication module; 32-WIFI communication module.

Detailed ways

The technical solutions of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are part of the embodiments of the utility model, but not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, use a specific The azimuth structure and operation, therefore can not be construed as the limitation of the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Embodiment one

According to an embodiment of the utility model, an embodiment of an air quality detector is provided.

Fig. 1 is the schematic diagram of a kind of air quality detector according to the utility model embodiment, as shown in Fig. 1, this air quality detector 101 comprises: processor 10, air quality sensor 20, wireless communication module 30 and wired data interface 40, wherein the processor 10 is connected to the air quality sensor 20 and the wireless communication module 30 respectively.

Air quality detector 101 is plugged in wired control interface 401 (not shown in Fig. 1) by wired data interface 40, to carry out real-time control to fresh air purifier 201 by air quality detector 101, wherein, air quality detector 101 is set separately from the fresh air purifier 201;

The air quality sensor 20 is used to detect the quality parameters of the air quality in the indoor space where the air quality detector 101 is located, and send the quality parameters to the processor;

The processor 10 is used to send the quality parameters to the air quality detection platform 301 (not shown in FIG. 1 ) for display through the wireless communication module 30 .

It should be noted that the air quality detection platform 301 is installed in the indoor space where the air quality detector is located, wherein the air quality detection platform can be a smart phone or a tablet computer; the above-mentioned fresh air purifier can be a ceiling-mounted fresh air purifier .

The air quality detector provided by the embodiment of the utility model includes a processor, an air quality sensor, a wireless communication module and a wired data interface, wherein the processor is connected to the air quality sensor and the wireless communication module respectively. The air quality detector is plugged into the wired control interface through the wired data interface to control the fresh air purifier through the air quality detector; the air quality sensor is used to detect the air quality parameters of the indoor space where the air quality detector is located , and send the quality parameters to the processor; the processor is used to send the quality parameters to the air quality detection platform through the wireless communication module for display. In the embodiment of the utility model, the linked control of the air quality detector and the fresh air purifier is realized through the wired control interface, which alleviates the technical problem of the limited detection area of the existing air quality detector.

In the embodiment of the present utility model, the wired control interface 401 can be selected as an 86-type panel. Wherein, the wired control interface 401 can be installed in the wall. At this time, the wired control interface 401 is connected to the controller built in the fresh air purifier 201 through a data bus, wherein the data bus can be an RS-485 data bus, In addition, it can also be an RS-232 bus.

It should be noted that if the fresh air purifier includes a fresh fan and a purifier, then when the air quality detector is plugged into the wired control interface 401, it is connected to the fresh fan and the purifier through the RS485 bus in the wired control interface 401 respectively. , to control the fresh air blower and the purifier respectively.

FIG. 2( b ) is a schematic side view of the wired control interface 401 .

It can be seen from Fig. 2(b) that the wired control interface 401 includes a fixed slot and a buckle 501, and also includes a wall fixing mechanism 502, wherein the slot and the buckle 501 are used for inserting the air quality detector 101 , the wall fixing mechanism 502 is used to fix the wired control interface 401 in the wall.

The state when the air quality detector 101 is plugged in the wired control interface 401 through the wired data interface is shown in (a) in Figure 2; the state when the air quality detector 101 is not plugged in the wired control interface 401 is shown in Figure 2 Shown in (b).

When the air quality detector 101 is plugged into the wired control interface 401 , the communication connection with the fresh air purifier 201 can be realized through the RS485 bus carried by the wired control interface 401 . After realizing this communication connection, just can realize the wired control to fresh air purifier 201 by this air quality detector 101. When the air quality detector 101 is not plugged into the wired control interface 401, the separated air quality detector 101 can be used as a portable air quality detector to realize rational utilization of resources.

It should be noted that, in the embodiment of the present utility model, the above-mentioned air quality detector 101 can communicate with any type of fresh air purifier through the wired control interface 401. By connecting the data bus in the wired control interface 401 with the controller of the fresh air purifier, the communication connection between the wired control interface 401 and any type of fresh air purifier can be realized.

It should be further noted that, from the above description, it can be seen that the air quality detector 101 can be connected with the fresh air purifier 201 through a wired control interface 401 . In addition to the wired connection, the air quality detector 101 can also realize the wireless connection with the fresh air purifier 201 , for example, the wireless connection with the fresh air purifier 201 can be realized through the above-mentioned wireless communication module 30 . After realizing the wireless connection, the above-mentioned air quality detector 101 can be set in any room, that is, the air quality detector 101 is set in a room other than the room where the above-mentioned fresh air purifier is located, so as to pass the air A quality detector is used to detect the air quality parameters of 101 other rooms. After the air quality detector 101 detects the air quality parameters of other rooms, it can send the detected air quality parameters to the fresh air purifier through the wireless communication module.

In an optional implementation manner of the embodiment of the present invention, the air quality sensor includes a first sensor group, wherein the first sensor group includes at least one sensor; in addition, the air quality sensor also includes a second sensor group, Wherein, the second sensor also includes at least one sensor.

Specifically, the first sensor group includes at least one of a PM2.5 concentration sensor, a carbon dioxide concentration sensor, a temperature sensor and a humidity sensor;

Among them, the PM2.5 concentration sensor is used to detect the PM2.5 concentration in the indoor space where the air quality detector is located;

The carbon dioxide concentration sensor is used to detect the carbon dioxide concentration in the indoor space where the air quality detector is located;

The temperature sensor is used to detect the temperature of the indoor space where the air quality detector is located;

The humidity sensor is used to detect the humidity of the indoor space where the air quality detector is located.

That is to say, in the embodiment of the present utility model, the air quality detector 101 can basically detect the indoor environment, and evaluate the current indoor environment through PM2.5 concentration, temperature, carbon dioxide concentration and humidity.

Further, the second sensor includes at least one of the following: formaldehyde concentration sensor, TVOC concentration sensor, carbon monoxide concentration sensor, methane concentration sensor;

Wherein, the formaldehyde concentration sensor is used to detect the formaldehyde concentration in the indoor space where the air quality detector is located;

The TVOC concentration sensor is used to detect the TVOC concentration in the indoor space where the air quality detector is located;

The carbon monoxide concentration sensor is used to detect the carbon monoxide concentration in the indoor space where the air quality detector is located;

The methane concentration sensor is used to detect the methane concentration in the indoor space where the air quality detector is located.

That is to say, in the embodiment of the present invention, in addition to detecting basic environmental parameters, the air quality detector 101 can also monitor harmful gases such as formaldehyde, TVOC, carbon monoxide and methane in real time. For example, carbon monoxide is a colorless and odorless gas, which is generally difficult for people to detect. However, the air quality detector provided by the embodiment of the present invention can detect the concentration of carbon monoxide in real time. When the concentration of carbon monoxide exceeds the standard, it can Carry out an alarm prompt to prevent personnel and property damage.

In another optional implementation manner in the embodiment of the present utility model, the air quality detector further includes: a human-computer interaction interface, the human-computer interaction interface is a touch display screen controlled by a touch screen, wherein the human-computer interaction interface It is used to display at least one of the following information: quality parameters, operating status of the fresh air purifier, and operating mode of the fresh air purifier.

Specifically, shown in FIG. 3 is a front view of an air quality detector. It can be seen from FIG. 3 that the detected value 36 of PM2.5 concentration is displayed in the human-computer interaction interface. In addition, quality parameters such as temperature, carbon dioxide concentration, humidity, formaldehyde concentration, TVOC concentration, carbon monoxide concentration, and methane concentration can also be displayed on the human-computer interaction interface.

In addition to the above quality parameters, the operating status of the fresh air purifier 201 and the operating mode of the fresh air purifier 201 can also be displayed.

It should be noted that, in the embodiment of the utility model, a pattern matching device is also included, and the pattern matching device is used to match various quality parameters detected by the air quality sensor with standard parameters, and determine the fresh air purification rate according to the matching result. The operating mode of the machine 201, and display the operating mode to the user through the man-machine interface, so that the user can adjust the fresh air purifier 201 according to the operating mode.

Wherein, in the air quality detector 101, a "default mode" can also be set, wherein, if the default mode is selected, the default mode means that if the above-mentioned mode matching device determines an operation mode, then the air quality detection will be passed. The processor of the instrument 101 automatically sends corresponding instructions to the fresh air purifier 201 to realize the linkage control of the fresh air purifier 201 and the air quality detector 101 .

In the embodiment of the present utility model, the air quality detector 101 also includes an air quality detection platform 301, and the wireless communication module 30 includes: one or more of a WIFI communication module, a GSM communication module, and a GRRS communication module.

Specifically, as shown in FIG. 4 , the wireless communication module 30 selects a combination of a GSM communication module 31 and a WIFI communication module 32 . Through the combination of the GSM communication module 31 and the WIFI communication module 32, the detected quality parameters can be uploaded to the air quality detection platform 301 for display, so as to realize real-time monitoring of the indoor air quality. In addition to sending the quality parameters to the air quality detection platform, the quality parameters can also be sent to the mobile terminal through the wireless communication module for real-time monitoring of indoor air quality.

In another optional implementation of the embodiment of the present invention, the air quality detector 101 also includes: a power supply, wherein the power supply is built into the air quality detector, and is used to disconnect the connection with the fresh air purifier at the wired data interface. When connected, power is provided to the air quality detector, and the power source includes a lithium-ion battery.

The above-mentioned power supply can be selected as a rechargeable lithium-ion battery. When the air quality detector is used separately from the above-mentioned 86-type panel, the lithium-ion battery is used as the power supply of the air quality detector to supply power to it.

To sum up, in the embodiment of the present utility model, the air quality detector and the ceiling-type fresh air purifier are connected and controlled through a wired data interface. When the air quality detector is connected with the ceiling-type fresh air purifier, the operating mode and air quality status (that is, the above-mentioned quality parameters) of the fresh air purifier will be displayed on the man-machine interface of the air quality detector; The machine interaction interface controls the operation of the fresh air purifier.

In addition, the quality parameters used to characterize the air quality detected by the air quality detector can also be connected to the air quality detection platform installed indoors through the wireless communication module, so as to realize real-time monitoring of indoor air quality.

Furthermore, the air quality detector can also be separated from the fresh air purifier, and the separated air quality detector will be used as a portable air quality detector to realize the rational utilization of resources.

Embodiment two

The embodiment of the utility model also provides an air purification system.

Fig. 5 is the schematic diagram of a kind of air purification system according to the utility model embodiment, as shown in Fig. 5, this air purification system mainly comprises; Air quality detector 101, wired control interface 401, fresh air cleaner 201 and air quality detection The platform 301, wherein the air quality detector 101 realizes the control of the fresh air purifier 201 through the wired control interface 401.

Wherein, the wired control interface 401 is connected with the controller provided in the fresh air purifier 201 through a data bus, and the wired control interface 401 is an 86-type panel.

Specifically, the above-mentioned air purification system can be described as follows:

The air quality detector 101 (also called a detachable air quality detector) and the wired control interface 401 fixed on the wall are connected to the fresh air purifier 201 via 485 by wire. In addition, the operation mode of the fresh air purifier 201 can also be controlled through the touch screen control mode of the man-machine interface, and the quality parameters used to display the indoor air quality can be displayed in real time. Its built-in sensors include PM2.5 concentration sensor, _CO2 concentration sensor and temperature sensor, and humidity sensor. The quality parameters obtained by the above sensors can be directly displayed on the display panel of the man-machine interface of the detachable air quality detector 101 . At the same time, the air quality detector 101 can also transmit quality data to the air quality detection platform 301 through a wireless communication module, wherein the wireless communication module includes a WIFI communication module and a GSM communication module.

In the air purification system provided by the embodiment of the present utility model, it includes the air quality detector in the first embodiment above, a wired control interface and a fresh air purifier, wherein the air quality detector includes a processor, an air quality sensor, a wireless communication A module and a wired data interface, wherein the processor is respectively connected with the air quality sensor and the wireless communication module. The air quality detector is plugged into the wired control interface through the wired data interface to control the fresh air purifier through the air quality detector; the air quality sensor is used to detect the air quality parameters of the indoor space where the air quality detector is located , and send the quality parameters to the processor; the processor is used to send the quality parameters to the air quality detection platform through the wireless communication module for display. In the embodiment of the utility model, the linked control of the air quality detector and the fresh air purifier is realized through the wired control interface, which alleviates the technical problem of the limited detection area of the existing air quality detector.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand : It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the various embodiments of the present invention Scope of technical solutions.

Claims (10)

1. A kind of air quality detector, is characterized in that, comprises: processor, air quality sensor, wireless communication module and wired data interface, wherein, described processor is connected with described air quality sensor and wireless communication module respectively; The air quality detector is plugged into the wired control interface through the wired data interface to control the fresh air purifier through the air quality detector, wherein the air quality detector is separated from the fresh air purifier set up; The air quality sensor is used to detect the quality parameters of the air quality in the indoor space where the air quality detector is located, and send the quality parameters to the processor; The processor is used to send the quality parameters to the air quality detection platform for display through the wireless communication module. 2. The air quality detector according to claim 1, wherein the air quality sensor comprises a first sensor group, wherein the first sensor group comprises a PM2.5 concentration sensor, a carbon dioxide concentration sensor, a temperature sensor and humidity sensor; Wherein, the PM2.5 concentration sensor is used to detect the PM2.5 concentration of the indoor space where the air quality detector is located; The carbon dioxide concentration sensor is used to detect the carbon dioxide concentration in the indoor space where the air quality detector is located; The temperature sensor is used to detect the temperature of the indoor space where the air quality detector is located; The humidity sensor is used to detect the humidity of the indoor space where the air quality detector is located. 3. The air quality detector according to claim 2, wherein the air quality sensor further comprises: The second sensor group, wherein the second sensor includes at least one of the following: a formaldehyde concentration sensor, a TVOC concentration sensor, a carbon monoxide concentration sensor, and a methane concentration sensor. 4. The air quality detector according to claim 1, characterized in that, the wired control interface is connected to the controller provided in the fresh air purifier through a data bus. 5. The air quality detector according to claim 4, wherein the data bus is an RS485 bus, and the fresh air purifier comprises: a fresh air fan and a purifier, and the wired control interface passes through the RS485 bus respectively It is connected with the fresh air blower and the purifier. 6. The air quality detector according to claim 1, wherein the wireless communication module comprises at least one of the following: a WIFI communication module, a GSM communication module, and a GRRS communication module. 7. The air quality detector according to claim 1, further comprising: A power supply, the power supply is built into the air quality detector, and is used to provide electric energy to the air quality detector when the wired data interface is disconnected from the fresh air purifier, and the power supply includes lithium ion battery. 8. The air quality detector according to claim 1, further comprising: A human-computer interaction interface, the human-computer interaction interface is a touch display screen controlled by a touch screen, wherein the human-computer interaction interface is used to display at least one of the following information: the quality parameters, the operation of the fresh air purifier State, the operating mode of the fresh air purifier. 9. An air purification system, characterized in that it comprises the air quality detector according to any one of claims 1 to 8, a wired control interface and a fresh air purifier, wherein the air quality detector passes through the The wired control interface realizes the control of the fresh air purifier. 10. The air purification system according to claim 9, wherein the wired control interface is connected to the controller provided in the fresh air purifier through a data bus, and the wired control interface is an 86-type panel.