CN216114548U

CN216114548U - Indoor environment monitoring device based on PM2.5 cleaning function

Info

Publication number: CN216114548U
Application number: CN202121924856.XU
Authority: CN
Inventors: 朱文忠; 侯亚妮; 王二丽; 王仪; 江嘉文; 魏启康; 谢鑫煌
Original assignee: Sichuan University of Science and Engineering
Current assignee: Sichuan University of Science and Engineering
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-03-22
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses an indoor environment monitoring device based on a PM2.5 cleaning function, which comprises a base, a primary filter screen and a formaldehyde removing structure, wherein a box body is arranged on the surface of the top of the base, an air inlet is formed in the front of the box body, universal wheels are arranged at four corners of the bottom of the base, the formaldehyde removing structure is arranged on the back of the box body, a liquid containing box is arranged at the bottom of the formaldehyde removing structure and is positioned above the base, and a liquid inlet is formed in the back of the liquid containing box in a penetrating manner. According to the utility model, the fan, the primary filter screen, the activated carbon screen and the HEPA filter screen are arranged, indoor air containing PM2.5 is sucked into the box body through the suction force of the fan, and the HEPA filter screen has the characteristic that fine particles cannot pass through the air passing through the HEPA filter screen according to the principle that the HEPA filter screen has extremely high filtering degree on the particles of 0.1 micrometer to 0.3 micrometer, so that the PM2.5 is prevented from passing over the HEPA filter screen, and the PM2.5 in the indoor environment is effectively cleaned.

Description

Indoor environment monitoring device based on PM2.5 cleaning function

Technical Field

The utility model relates to the technical field of environment monitoring, in particular to an indoor environment monitoring device based on a PM2.5 cleaning function.

Background

Along with the socioeconomic development, the house of installing large-scale power equipment, the enclosure space of computer lab is more and more, because probably poisonous and harmful gas accident gets into in the enclosure space and saves, there is the potential safety hazard to the staff and the electrical equipment itself of maintenance equipment, and because the influence of haze weather, and lead to the indoor environment PM 2.5's pollution to appear, again because poisonous and harmful gas and PM2.5 appear in the indoor air environment, then need monitor the indoor environment, but professional detection mechanism charges higher, difficult accomplishing for a long time, omnidirectional control, consequently, provide an indoor environment monitoring device based on clearance PM2.5 function and solve above-mentioned problem.

The defects of the existing indoor environment monitoring device are as follows:

1. reference CN210243605U discloses an indoor environment monitoring device with adjustable collection point position, which comprises a base plate, the universal wheels that the lower extreme fixedly connected with symmetry of bottom plate set up, perforation and first sliding tray have been seted up in proper order from inside to outside in the bottom plate upper end, fixedly connected with bearing in the perforation, the bearing internal rotation is connected with first motor, the rotor plate is fixed in the first motor outside, rotor plate lower extreme fixedly connected with and first sliding tray sliding connection's first sliding block, rotor plate upper end outside fixedly connected with dead lever, the second sliding tray has been seted up in the dead lever, be provided with the telescopic link between second sliding block and another second sliding block, telescopic link right-hand member fixedly connected with rack, telescopic link upper end fixedly connected with machine case. This gather some position adjustable indoor environment monitoring device, adopt the multiple spot mode of gathering, improve the accuracy to environmental monitoring, stability when improve equipment goes up and down, moreover, the steam generator is simple in structure, the operation of being convenient for, but this indoor environment monitoring device is in the use, though can monitor air quality but fail to consider monitoring the air and being polluted the back by PM2.5, the device can not handle PM2.5 in the indoor air environment in time, can lead to air quality poor, thereby cause the influence to indoor work personnel's healthy.

2. The existing indoor environment monitoring devices are installed in the newly-decorated closed spaces of houses and machine rooms, and due to the fact that toxic and harmful gases such as formaldehyde are easily accumulated in the closed spaces, the existing indoor environment monitoring devices have potential safety hazards to workers in rooms due to the lack of devices for quickly removing the formaldehyde.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an indoor environment monitoring device based on a PM2.5 cleaning function, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an indoor environment monitoring device based on a PM2.5 cleaning function comprises a base, a primary filter screen and a formaldehyde removing structure, wherein a box body is arranged on the top surface of the base, an air inlet is formed in the front of the box body, and four corners of the bottom of the base are provided with universal wheels;

the fan is arranged on the inner wall of the back face of the box body, the primary filter screen is arranged on the inner bottom wall of the box body, the HEPA filter screen is arranged on the inner bottom wall of the box body and is positioned behind the primary filter screen, and the activated carbon screen is arranged on the inner bottom wall of the box body and is positioned between the primary filter screen and the HEPA filter screen;

the back mounted of box has except that the formaldehyde structure, remove the interior diapire of formaldehyde structure and install the dress liquid case, the back of dress liquid case is equipped with the inlet that runs through.

Preferably, the top of dress liquid case is installed the suction pump, the output of suction pump is connected with the hose, and the tail end of hose extends the inside that removes the formaldehyde structure, the trailing end of hose is connected with the spray gun, the input of suction pump is connected with the pipette, and the one end of pipette extends into the inside of dress liquid case.

Preferably, the top surface mounting of box has the monitoring box, data collection station is installed to the inner diapire of monitoring box, air quality sensor is installed to one side inner wall of monitoring box, one side surface mounting of monitoring box has the otter board of ventilating, and the vent is located air quality sensor's top.

Preferably, the top surface mounting of box has total controller, and total controller is located one side of monitoring box, one side surface mounting that monitoring box was kept away from to total controller has the alarm.

Preferably, the top surface of the box body is provided with an air outlet, and the air outlet is positioned behind the master controller.

Preferably, a display is installed on the top surface of the box body and is positioned in front of the master controller.

Preferably, the air quality sensor is electrically connected with the master controller, and the data collector is electrically connected with the display.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the fan, the primary filter screen, the activated carbon screen and the HEPA filter screen are installed, the indoor air containing PM2.5 is sucked into the box body through the suction force of the fan, the large dust particles in the sucked air are filtered and removed through the primary filter screen, then the peculiar smell and volatile organic matters in the sucked air are filtered and removed through the adsorption principle of the activated carbon screen, and the extremely fine particles are filtered through the HEPA filter screen to achieve an extremely high degree, so that the PM2.5 is prevented from passing through the HEPA filter screen, and the HEPA filter screen is characterized in that the air can pass through but the fine particles cannot pass through, so that the PM2.5 in the indoor environment can be effectively cleaned, and the body health of indoor workers is ensured.

2. The formaldehyde removing structure is arranged, the liquid containing box, the water suction pump, the hose and the spray gun are arranged, formaldehyde in an indoor air environment can be quickly removed through the formaldehyde removing structure, the photocatalyst solution is poured into the liquid containing box through the liquid inlet, the water suction pump can suck the photocatalyst solution in the liquid containing box and spray out of the spray gun through the hose, and the spray gun is used for spraying indoor furniture and wall boards, so that the formaldehyde in the indoor environment can be effectively degraded, harmful gases such as formaldehyde in the indoor environment can be quickly removed, the formaldehyde is prevented from being slowly diffused and removed for a long time, and workers can conveniently enter the room for normal work and life in a short time.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic top cross-sectional view of the present invention;

FIG. 4 is a schematic view of the formaldehyde removal structure of the present invention;

fig. 5 is a schematic structural diagram of the monitoring box of the present invention.

In the figure: 1. a box body; 2. a base; 3. a primary filter screen; 4. an activated carbon mesh; 5. a HEPA filter screen; 6. a fan; 7. removing a formaldehyde structure; 701. a water suction pump; 702. a hose; 703. a spray gun; 8. a monitoring box; 801. an air quality sensor; 802. a data acquisition unit; 803. a ventilation screen plate; 9. a master controller; 10. a display; 11. an alarm; 12. an air inlet; 13. an air outlet; 14. a universal wheel; 15. and (7) a liquid containing box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

referring to fig. 1 and 2, an indoor environment monitoring device based on a function of cleaning PM2.5 includes a base 2, a primary filter screen 3 and a formaldehyde removing structure 7, wherein a box body 1 is installed on the top surface of the base 2, an air inlet 12 is formed in the front surface of the box body 1, and universal wheels 14 are installed at four corners of the bottom of the base 2;

specifically, base 2 can provide the place space for box 1, and keeps the stability of whole box 1, can provide the space to the clearance of the PM2.5 that contains in the air of follow air intake 12 through box 1, is equipped with universal wheel 14 for the convenience removes the device to the realization is monitored indoor multiposition environment.

The inner wall of the back of the box body 1 is provided with a fan 6, the inner bottom wall of the box body 1 is provided with a primary filter screen 3, the inner bottom wall of the box body 1 is provided with a HEPA filter screen 5, the HEPA filter screen 5 is positioned behind the primary filter screen 3, the inner bottom wall of the box body 1 is provided with an activated carbon screen 4, and the activated carbon screen 4 is positioned between the primary filter screen 3 and the HEPA filter screen 5;

specifically, the outside air of box 1 can be sucked to the inside of box 1 through air intake 12 through the wind-force of fan 6, carries out 2.5's filtration purification treatment afterwards, filters the big dust granule in the air of inhaling through primary filter net 3 earlier and gets rid of, utilizes the adsorption principle of active carbon net 4 afterwards, carries out the filtering elimination to peculiar smell and volatile organic compound that contain in the air through primary filter net 3.

Finally, the HEPA filter screen 5 is used for filtering particles from 0.1 micron to 0.3 micron in a high degree, and the air can pass through the HEPA filter screen 5, but fine particles cannot pass through the HEPA filter screen, so that PM2.5 in the indoor environment can be effectively cleaned through the HEPA filter screen 5, and indoor workers are prevented from being damaged by PM 2.5.

Referring to fig. 5, a monitoring box 8 is installed on the top surface of the box 1, a data collector 802 is installed on the inner bottom wall of the monitoring box 8, an air quality sensor 801 is installed on the inner wall of one side of the monitoring box 8, a ventilation screen 803 is installed on the surface of one side of the monitoring box 8, the ventilation screen 803 is located above the air quality sensor 801, the air quality sensor 801 is electrically connected with the main controller 9, and the data collector 802 is electrically connected with the display 10.

It is specific, can monitor indoor environment through monitoring box 8, realize the monitoring effect by monitoring box 8 and master controller 9's cooperation again, actual conditions's indoor air can get into monitoring box 8 through ventilating otter board 803, monitor real-time air quality by air quality sensor 801 in monitoring box 8 again, measure behind harmful gas's such as PM2.5 and formaldehyde content in the air, change measured data into the signal of telecommunication and transmit for data collection station 802, thereby make data collection station 802 gather the record to measured data.

Referring to fig. 3, a general controller 9 is installed on the top surface of the box 1, the general controller 9 is located on one side of the monitoring box 8, an alarm 11 is installed on one side, away from the monitoring box 8, of the general controller 9, a display 10 is installed on the top surface of the box 1, the display 10 is located in front of the general controller 9, an air outlet 13 is formed in the top surface of the box 1, and the air outlet 13 is located behind the general controller 9.

Specifically, the air quality sensor 801 can convert real-time air quality into an electric signal and transmit the electric signal to the master controller 9, the master controller 9 judges whether the content of toxic and harmful gases such as PM2.5, formaldehyde and the like in the air exceeds a set value through analysis and processing, the alarm 11 gives an alarm because the actual value exceeds the set value, the data acquisition unit 802 transmits the acquired and recorded air quality data to the display 10, and an intuitive numerical value is fed back by the display screen of the display 10.

Example two:

as shown in fig. 4, an indoor environment monitoring device based on clearance PM2.5 function, including removing formaldehyde structure 7, the back mounted of box 1 removes formaldehyde structure 7, remove formaldehyde structure 7's interior diapire and install dress liquid case 15, the suction pump 701 is installed at dress liquid case 15's top, the output of suction pump 701 is connected with hose 702, and the tail end of hose 702 extends the inside that removes formaldehyde structure 7, the trailing end connection of hose 702 has spray gun 703, the input of suction pump 701 is connected with the pipette, and the one end of pipette extends into dress liquid case 15's inside, the back through-mounting of dress liquid case 15 has the inlet.

It is specific, the staff pours photocatalyst solution into dress liquid case 15 through the inlet, dress liquid case 15 can be used for depositing photocatalyst solution, thereby carry out photocatalyst's spraying to the indoor environment, can get rid of indoor air circumstance's formaldehyde fast through removing formaldehyde structure 7, avoid formaldehyde to influence indoor staff's health, pour photocatalyst solution into dress liquid case 15 through the inlet earlier, water suction pump 701 can inhale the photocatalyst solution in dress liquid case 15 and spout from spray gun 703 through hose 702.

Thereby spray indoor environment through photocatalyst solution to the formaldehyde of realization in to the indoor environment degrades effectively, thereby gets rid of poisonous and harmful gas such as formaldehyde in the indoor environment fast, makes things convenient for and can get into indoor normal work life of carrying out in the staff in the short time, avoids formaldehyde to slowly get rid of for a long time, makes the staff can't wait for a long time indoor.

The working principle is as follows: when the device is used for monitoring, the monitoring box 8 is firstly opened to monitor the air quality of the indoor environment, the data collector 802 in the monitoring box 8 can transmit the collected and recorded air quality data to the display 10, and then the visual air quality value is fed back by the display screen of the display 10, so that a worker can observe the data;

meanwhile, through the matching of the monitoring box 8 and the master controller 9, whether the content of toxic and harmful gases such as PM2.5, formaldehyde and the like in the air exceeds a set value or not is judged through analysis and processing by the master controller 9, if the actual value exceeds the set value, the master controller 9 controls the fan 6 to start, and indoor air can be sucked into the box body 1 from the air inlet 12 through the fan 6;

and collocation work through primary filter screen 3, active carbon net 4 and HEPA filter screen 5 to the realization is cleared up PM2.5 in the air, thereby guarantee indoor working personnel's is healthy, and can carry out the photocatalyst spraying to indoor environment through removing formaldehyde structure 7, thereby realize getting rid of poisonous harmful gas such as formaldehyde in the indoor environment fast, avoid formaldehyde need slowly give off for a long time, make the staff can't treat for a long time indoors.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an indoor environment monitoring device based on clearance PM2.5 function, includes base (2), primary filter net (3) and removes formaldehyde structure (7), its characterized in that: the top surface of the base (2) is provided with a box body (1), the front surface of the box body (1) is provided with an air inlet (12), and four corners of the bottom of the base (2) are provided with universal wheels (14);

the fan (6) is installed on the inner wall of the back face of the box body (1), the primary filter screen (3) is installed on the inner bottom wall of the box body (1), the HEPA filter screen (5) is located behind the primary filter screen (3), the active carbon net (4) is installed on the inner bottom wall of the box body (1), and the active carbon net (4) is located between the primary filter screen (3) and the HEPA filter screen (5);

the back mounted of box (1) has except that formaldehyde structure (7), remove the interior diapire of formaldehyde structure (7) and install dress liquid case (15), the back of dress liquid case (15) is equipped with the inlet that runs through.

2. An indoor environment monitoring device based on PM2.5 cleaning function according to claim 1, characterized in that: the top of dress liquid case (15) is installed suction pump (701), the output of suction pump (701) is connected with hose (702), and the tail end of hose (702) extends the inside that removes formaldehyde structure (7), the tail end of hose (702) is connected with spray gun (703), the input of suction pump (701) is connected with the pipette, and the one end of pipette extends into the inside of dress liquid case (15).

3. An indoor environment monitoring device based on PM2.5 cleaning function according to claim 1, characterized in that: the top surface mounting of box (1) has monitoring box (8), data collection station (802) are installed to the inner diapire of monitoring box (8), air quality sensor (801) are installed to one side inner wall of monitoring box (8), one side surface mounting of monitoring box (8) has ventilation otter board (803), and ventilates otter board (803) and is located the top of air quality sensor (801).

4. An indoor environment monitoring device based on PM2.5 cleaning function according to claim 1, characterized in that: the top surface mounting of box (1) has total controller (9), and total controller (9) are located one side of monitoring box (8), one side surface mounting that monitoring box (8) were kept away from in total controller (9) has alarm (11).

5. An indoor environment monitoring device based on PM2.5 cleaning function according to claim 1, characterized in that: the top surface of the box body (1) is provided with an air outlet (13), and the air outlet (13) is positioned behind the master controller (9).

6. An indoor environment monitoring device based on PM2.5 cleaning function according to claim 1, characterized in that: the top surface of the box body (1) is provided with a display (10), and the display (10) is positioned in front of the master controller (9).

7. An indoor environment monitoring device based on PM2.5 cleaning function according to claim 3, characterized in that: the air quality sensor (801) is electrically connected with the master controller (9), and the data collector (802) is electrically connected with the display (10).