CN212378151U - Air epidemic prevention and purification system based on one-way wall-mounted fresh air machine - Google Patents
Air epidemic prevention and purification system based on one-way wall-mounted fresh air machine Download PDFInfo
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- CN212378151U CN212378151U CN202021125313.7U CN202021125313U CN212378151U CN 212378151 U CN212378151 U CN 212378151U CN 202021125313 U CN202021125313 U CN 202021125313U CN 212378151 U CN212378151 U CN 212378151U
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- 230000002265 prevention Effects 0.000 title claims abstract description 21
- 238000000746 purification Methods 0.000 title claims abstract description 8
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- 230000009471 action Effects 0.000 claims description 5
- 230000008054 signal transmission Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 abstract 1
- 241000700605 Viruses Species 0.000 description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- 239000003344 environmental pollutant Substances 0.000 description 5
- 231100000719 pollutant Toxicity 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 4
- 238000005034 decoration Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008520 organization Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 2
- 206010029803 Nosocomial infection Diseases 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 208000035473 Communicable disease Diseases 0.000 description 1
- 241000711573 Coronaviridae Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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Abstract
The utility model discloses an air epidemic prevention and purification system based on one-way wall-mounted fresh air machine, the air epidemic prevention and purification system comprises one-way wall-mounted fresh air machines and a whole-house controller which are distributed in a plurality of rooms, a main control module in the whole-house controller is communicated with the one-way wall-mounted fresh air machine through a RS485 communication module, and the control module of the one-way wall-mounted fresh air machine controls the fan to rotate positively or reversely so as to realize the positive pressure air supply mode or the negative pressure air exhaust mode of the one-way wall-mounted fresh air machine; under being in malleation air supply mode, the fan is positive to be moved, and outdoor new trend is introduced, and under fluidic pressure effect, the check valve clack is closed, and the new trend is arranged indoor after HEPA cassette purification filtration, and under being in the negative pressure mode of airing exhaust, the fan is backward moved, and the check valve clack is opened, and indoor return air is introduced, through check valve and fan, arranges to outdoor. The utility model has the advantages of simple structure and reasonable design, when having reached the purpose of travelling comfort, reduced economic cost again, and the epidemic prevention ability reinforce.
Description
Technical Field
The utility model relates to an air epidemic prevention clean system, specific air epidemic prevention clean system based on one-way wall-hanging new fan that says so.
Background
The one-way wall-hanging new fan can be installed in living and working places such as families, schools, public places, office fields and the like, is suitable for installation after decoration, does not need to lay a pipeline, does not influence suspended ceilings and overall decoration, is convenient for later maintenance, and can provide fresh, rich oxygen and clean indoor air quality requirements for users. However, with the reconcognition of infectious diseases caused by the novel coronavirus epidemic, the existing one-way wall-mounted fresh air machine in the current market generally has the defects that the virus diffusion cannot be prevented in an indoor effective airflow tissue form, the virus and bacteria cannot be diluted quickly, the cross infection cannot be prevented, the epidemic prevention capacity is weak, the name is one-way wall-mounted fresh air purifier, the application numbers are CN201721133704.1 and a one-way flow fresh air system, and the two utility model patents with the application numbers of CN201821867136.2 all have the problems.
Disclosure of Invention
In order to solve the problem, the utility model provides an air epidemic prevention clean system which is suitable for installation after home decoration, school, public place, office building and the like, has certain epidemic prevention ability and has lower cost.
In order to achieve the purpose, the utility model discloses a realize through following technical scheme:
the utility model relates to an air epidemic prevention clean system based on one-way wall-hanging new fan, air epidemic prevention clean system is including distributing at the one-way wall-hanging new fan and the whole room controller in several rooms, main control module in the whole room controller passes through RS485 communication module intercommunication with it nearest one-way wall-hanging new fan in the control module, control module in this one-way wall-hanging new fan carries out signal transmission through RS485 communication module in host computer communication module and the whole room controller, host computer communication module in every one-way wall-hanging new fan all has send signal port A, received signal port B and ground connection port GND, and the send signal port A of the host computer communication module of next one-way wall-hanging new fan, received signal port B respectively with the send signal port A of the host computer communication module of previous one-way wall-hanging new fan, The control module in the one-way wall-mounted fresh air machine is electrically connected with a display panel on the outer surface of the one-way wall-mounted fresh air machine, the fan is a bidirectional forward and reverse rotating fan, and the fan is controlled by the control module to rotate forward or reversely so as to realize a positive pressure air supply mode or a negative pressure air exhaust mode of the one-way wall-mounted fresh air machine;
when the air conditioner is in a positive pressure air supply mode, the fan operates in a positive direction, outdoor fresh air is introduced from an outdoor fresh air port, the valve clack of the check valve is closed under the pressure action of fluid, and the fresh air is purified and filtered through the HEPA filter plate and is discharged into a room from an indoor air port;
under the negative pressure air exhaust mode, the fan runs reversely, the check valve clack is opened under the pressure action of fluid, indoor return air is introduced from the indoor air port, passes through the check valve and the fan and is exhausted from the outdoor fresh air port to the outdoor.
The utility model discloses a further improvement lies in: the air quality detection sensor comprises CO2Sensors, VOC sensors and PM2.5 sensors.
The utility model discloses a further improvement lies in: the one-way wall-hanging new fan still includes the organism, is provided with indoor wind gap at the organism top, is provided with check valve and HEPA filter screen in the organism of indoor wind gap lower extreme, and check valve and HEPA filter screen are in same height, and with the organism inside be divided into cavity and cavity down, the fan slope sets up in cavity down, is provided with just imitates the filter screen below the fan, and outdoor new wind gap sets up the rear side at the organism of just imitating the filter screen lower extreme.
The utility model discloses a further improvement lies in: and a HEPA filter screen access hole and a fan access hole are formed in the side wall of the machine body corresponding to the HEPA filter screen and the fan.
The utility model has the advantages that: when the one-way wall-mounted fresh air machine is in an air supply mode, the micro-positive pressure is kept indoors, air enters the room from the outside and is discharged from a window seam and the like of a toilet, the fresh air transmission path is long, and the requirements of comfort and cleanness are met. When the one-way wall-mounted fresh air machine is in an air exhaust mode, micro negative pressure is kept indoors, the retention time of the breathed air in a room is short, air in other rooms flows in from gaps such as door seams, and therefore diffusion of pollutants such as viruses is prevented, air exchange efficiency is high, and pollution discharge efficiency is high. Through a network distributed system, the micro-positive pressure and the local micro-negative pressure of the whole room can be realized, the air flow organization form of the whole room is changed, the diffusion of pollutants such as viruses and the like is better prevented, and the cross infection is avoided. Network distribution systems are optional. Even if the mode is not selected through the plurality of the one-way wall-mounted fresh air fans, the effect of changing the whole room airflow organization form can be achieved. The switching of two modes can be realized through the switching of the positive and negative rotation of the fan, so that the structure of the one-way wall-mounted fresh air fan is simplified, the types of internal components are reduced, the production cost is reduced, and the fan has a larger market.
The utility model has the advantages of simple structure and reasonable design, when having reached the purpose of travelling comfort, reduced economic cost again, and the epidemic prevention ability reinforce.
Drawings
Fig. 1 is a network distributed control topology of the present invention.
Fig. 2 is a control block diagram of a one-way flow wall-mounted fresh air machine.
Fig. 3 is a schematic structural diagram of a one-way wall-mounted fresh air fan.
Fig. 4 is a side view of a one-way wall mounted fresh air machine.
Fig. 5 is a front view of a one-way wall mounted fresh air machine.
Detailed Description
In order to enhance the understanding of the present invention, the present invention will be described in detail with reference to the following embodiments and the accompanying drawings, wherein the embodiments are only used for explaining the present invention, and do not limit the protection scope of the present invention.
As shown in fig. 1-5, the utility model relates to an air epidemic prevention clean system based on one-way wall-hanging new fan, air epidemic prevention clean system is including the one-way wall-hanging new fan 1 that distributes in several rooms and install the whole room controller 2 in the hall, main control module in the whole room controller 2 passes through RS485 communication module 21 intercommunication with the nearest one-way wall-hanging new fan 1 in control module 11, control module in this one-way wall-hanging new fan 1 carries out signal transmission through host computer communication module 111 and the RS485 communication module 21 in the whole room controller 2, host computer communication module 111 in every one-way wall-hanging new fan 1 all has send signal port A, received signal port B and ground connection port GND, and the send signal port A of host computer communication module 111 of next one-way wall-hanging new fan 1, received signal port B respectively with the send signal port A of host computer communication module 111 of previous one-way wall-hanging new fan 1, The control module 11 in the unidirectional wall-mounted fresh air fan 1 is electrically connected with a display panel on the outer surface of the unidirectional wall-mounted fresh air fan 1, the fan in the unidirectional wall-mounted fresh air fan 1 is a bidirectional forward/reverse rotating fan, and the fan 12 is controlled by the main control module or the control module 11 to rotate forward or reverse to realize a positive pressure air supply mode or a negative pressure air exhaust mode of the unidirectional wall-mounted fresh air fan 1;
in a positive pressure air supply mode, the fan 12 operates in a positive direction, outdoor fresh air is introduced from an outdoor fresh air port, a valve clack of a check valve 13 is closed under the pressure action of fluid, and the fresh air is purified and filtered through an HEPA filter 14 and is discharged into a room from an indoor air port 15;
in the negative pressure exhaust mode, the fan 12 runs in reverse, the check valve 13 valve clack is opened under the pressure of fluid, and indoor return air is introduced from the indoor air inlet 15, passes through the check valve 13 and the fan 12 and is exhausted from the outdoor fresh air inlet to the outdoor.
The air quality detection sensor comprises CO2Sensor 114, VOC sensor 115 and PM2.5 sensor 116.
One-way wall-hanging new fan 1 still includes the organism, is provided with indoor wind gap 15 at the organism top, is provided with check valve 13 and HEPA filter screen in the organism of indoor wind gap 15 lower extreme, and check valve 13 and HEPA filter screen are in same height, and divide into cavity and lower cavity with organism inside, and the slope of fan 12 sets up in cavity down, is provided with just imitates filter screen 18 below fan 12, and outdoor new wind gap sets up the rear side at the organism of just imitating filter screen 18 lower extreme. A HEPA filter screen access hole 16 and a fan access hole 17 are arranged on the side wall of the machine body corresponding to the HEPA filter screen and the fan 12.
The air quality detection sensor comprises CO2Sensor 114, VOC sensor 115 and PM2.5 sensor 116.
Besides the mode and wind speed of the corresponding one-way flow wall-mounted fresh air fan manually operated by the user through the display panel, the control module 11 can automatically operate according to indoor air data detected by the CO2 sensor 114, the VOC sensor 115 and the PM2.5 sensor 116, and the VOC is poor, namely the detected formaldehyde concentration is more than 0.1 mg/m3Or the benzene concentration is more than 0.11 mg/m3Or the TVOC concentration is more than 0.6 mg/m3Or PM2.5 particulate matter concentration is more than 75 mu g/m3Or CO2When the concentration is more than 1000 PPM, the negative pressure air exhaust mode is automatically switched, the air speed is high, and the air speed gear before switching is recorded through a storage module on the control module 11; when the one-way flow wall-mounted fresh air machine 1 is in the automatic operation working process, the control module 11 detects the air qualityAnd before the air quality index reaches the optimal standard, the specific standard data of the air quality optimal simultaneously meet the following requirements: at a formaldehyde concentration of less than 0.08 mg/m3The concentration of benzene is less than 0.09 mg/m3The TVOC concentration is less than 0.5 mg/m3Under the condition that VOC is excellent, and the concentration of PM2.5 particles is less than 35 mu g/m3、CO2The concentration is less than 500 PPM, the one-way flow wall-mounted fresh air fan 1 is always in a negative pressure air exhaust mode, and the air speed is high; when the one-way flow wall-mounted fresh air fan 1 is in an automatic operation working process, the control module 11 detects the air quality in real time, after the air quality index reaches an excellent standard, the control module performs air quality data comparison once every 5 minutes, if the air quality data are found to be not continuously optimized within the working time of 5 minutes, the one-way flow wall-mounted fresh air fan 1 exits from a negative pressure air exhaust mode, is switched to a positive pressure air supply mode, and is restored to a wind speed gear before switching, and the process is realized through the programming of a single chip microcomputer in the control module.
The whole house display screen comprises the following operation steps: when the backlight is off, clicking a screen button for the first time only plays a role of awakening the backlight, and when the backlight is on, performing button operation is effective;
turning on and turning off the machine: the power can be turned on and off by pressing a power on/off key;
adjusting the wind speed: in the starting state, a wind speed key is pressed to adjust the wind speed by 1-3 steps;
mode switching: pressing a mode key, firstly selecting a one-way flow wall-mounted fresh air fan 1 to be operated in a room, and then switching modes: air supply-air exhaust.
In ordinary times, a user manually operates the whole house display screen, the one-way flow wall-mounted fresh air blower 1 for controlling each room is in a positive pressure air supply mode, fresh air operation air supply is achieved, micro positive pressure is formed in the whole house, outdoor viruses, PM2.5 and other pollutants are prevented from permeating into the whole house, and air breathed by a human body is discharged outdoors through door and window gaps and a toilet air outlet. In a special period, a user manually operates the whole house display screen, controls the one-way flow wall-mounted fresh air fan 1 of the polluted room to be in a negative pressure air exhaust mode, quickly exhausts indoor pollutants, achieves the effect of quickly diluting the concentration of the pollutants such as viruses and bacteria and the like, and enables the polluted room to form local negative pressure; and controlling the fresh air fans of other rooms to be in a positive pressure air supply mode, and keeping micro-positive pressure. Indoor air flows from the positive pressure room to the negative pressure room, and virus diffusion is prevented by changing the whole room air flow organization form. The switching of malleation air supply mode and negative pressure air exhaust mode is realized only through the change of the direction of operation of fan, and the change of the motor direction of operation of fan is realized through prior art's circuit control, adopts the utility model discloses a wall-hanging new fan 1 of uniflow's inner structure is more simple, and low in manufacturing cost can satisfy the demand of carrying out a large amount of installations in public occasion.
The utility model has the advantages of simple structure and reasonable design, when having reached the purpose of travelling comfort, reduced economic cost again, and the epidemic prevention ability reinforce.
Claims (4)
1. The utility model provides an air epidemic prevention clean system based on one-way wall-hanging new fan, air epidemic prevention clean system is including distributing at one-way wall-hanging new fan (1) and whole room controller (2) in several rooms, master control module in the whole room controller (2) communicates nearest through RS485 communication module (21) control module (11) in one-way wall-hanging new fan (1), should control module (11) in one-way wall-hanging new fan (1) through host computer communication module (111) with RS485 communication module (21) in the whole room controller (2) carry out signal transmission, host computer communication module (111) in every one-way wall-hanging new fan (1) all have signal transmission port A, received signal port B and ground connection port GND, and next one the signal transmission port A of host computer communication module (111) of one-way wall-hanging new fan (1), Receive signal port B respectively with the previous send signal port A, the receive signal port B of host computer communication module (111) of one-way wall-hanging new fan (1) are connected be provided with the display screen on full room controller (2), the display screen with the master control module electricity is connected, control module (11) in one-way wall-hanging new fan (1) still include the air quality who detects indoor air quality and detect sensor, outdoor temperature sensor (113) and fan output module (112), in one-way wall-hanging new fan (1) control module (11) with this the display panel electricity of one-way wall-hanging new fan (1) surface is connected, its characterized in that: the fan in the one-way wall-mounted fresh air fan (1) is a two-way forward and reverse rotation fan, and the fan (12) is controlled to rotate forward or reversely through the main control module or the control module (11) so as to realize a positive pressure air supply mode or a negative pressure air exhaust mode of the one-way wall-mounted fresh air fan (1);
under the positive pressure air supply mode, the fan (12) operates in the positive direction, outdoor fresh air is introduced from an outdoor fresh air port, the valve clack of the check valve (13) is closed under the pressure action of fluid, and the fresh air is purified and filtered through the HEPA filter (14) and is discharged to the indoor from an indoor air port (15);
and in a negative pressure air exhaust mode, the fan (12) runs in a reverse direction, the valve clack of the check valve (13) is opened under the pressure action of fluid, indoor return air is introduced from the indoor air opening (15), passes through the check valve (13) and the fan (12) and is exhausted from the outdoor fresh air opening to the outside.
2. The air epidemic prevention and purification system based on the one-way wall-mounted fresh air machine according to claim 1, characterized in that: the air quality detection sensor comprises CO2A sensor (114), a VOC sensor (115), and a PM2.5 sensor (116).
3. The air epidemic prevention and purification system based on the one-way wall-mounted fresh air machine according to claim 1, characterized in that: one-way wall-hanging new fan (1) still includes the organism top is provided with indoor wind gap (15) lower extreme be provided with check valve (13) and HEPA filter screen in the organism, check valve (13) and HEPA filter screen are in same height, and will the organism is inside to be divided into cavity and lower cavity, fan (12) slope sets up in the cavity down fan (12) below is provided with and just imitates filter screen (18), outdoor new wind gap sets up just imitate filter screen (18) lower extreme the rear side of organism.
4. The air epidemic prevention and purification system based on the one-way wall-mounted fresh air machine according to claim 3, characterized in that: the machine body side wall corresponding to the HEPA filter screen and the fan (12) is provided with an HEPA filter screen access hole (16) and a fan access hole (17).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021125313.7U CN212378151U (en) | 2020-06-17 | 2020-06-17 | Air epidemic prevention and purification system based on one-way wall-mounted fresh air machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021125313.7U CN212378151U (en) | 2020-06-17 | 2020-06-17 | Air epidemic prevention and purification system based on one-way wall-mounted fresh air machine |
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| CN212378151U true CN212378151U (en) | 2021-01-19 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765553A (en) * | 2020-06-17 | 2020-10-13 | 卢利华 | Air epidemic prevention and purification system based on one-way wall-mounted fresh air machine |
| CN116294019A (en) * | 2023-03-23 | 2023-06-23 | 安徽中科新源半导体科技有限公司 | Air duct sharing structure and method of fresh air refrigeration integrated machine |
-
2020
- 2020-06-17 CN CN202021125313.7U patent/CN212378151U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765553A (en) * | 2020-06-17 | 2020-10-13 | 卢利华 | Air epidemic prevention and purification system based on one-way wall-mounted fresh air machine |
| CN116294019A (en) * | 2023-03-23 | 2023-06-23 | 安徽中科新源半导体科技有限公司 | Air duct sharing structure and method of fresh air refrigeration integrated machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211223 Address after: 202150 building 3 and 4, No.89, sanshahong Road, Chengqiao Town, Chongming District, Shanghai (Shanghai Chongming supply and marketing economic development zone) Patentee after: Shanghai YeChang Electromechanical Equipment Co.,Ltd. Address before: No.35, Lane 2699, Bai'an Road, Jiading District, Shanghai, 201800 Patentee before: Lu Lihua |
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| TR01 | Transfer of patent right |