CN111503848B - Control method capable of adjusting indoor airflow organization form of residence - Google Patents

Control method capable of adjusting indoor airflow organization form of residence Download PDF

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Publication number
CN111503848B
CN111503848B CN202010313867.8A CN202010313867A CN111503848B CN 111503848 B CN111503848 B CN 111503848B CN 202010313867 A CN202010313867 A CN 202010313867A CN 111503848 B CN111503848 B CN 111503848B
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air
room
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switch type
whole
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CN111503848A (en
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卢利华
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Nantong Yourui Laboratory Technology Co ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/0001—Control or safety arrangements for ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30—Arrangement or mounting of heat-exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/192—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by electrical means, e.g. by applying electrostatic fields or high voltages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
    • F24F8/22—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Ventilation (AREA)

Abstract

The invention discloses a control method for adjusting the indoor airflow organization form of a house, which comprises the following steps: in epidemic situation period or flu season, micro positive pressure is formed in the whole house, and outdoor pollutants such as virus, PM2.5 and the like are prevented from permeating; when the family has uncomfortable symptoms (such as hypodynamia, cough, rhinorrhea and the like), the family needs to live in a single room, the isolated room forms local micro negative pressure, other rooms keep micro positive pressure, the virus is prevented from diffusing by changing the whole room airflow tissue form, and the effect of quickly diluting virus and bacteria is achieved. According to the control method capable of adjusting the indoor airflow organization form of the house, the common purification type total heat exchanger and the switch type electric air valve in the market are integrated, and the market blank that the low-cost air system in the household field of the house can effectively prevent indoor virus from spreading to cause infectious disease cross infection is filled up through the technical measures of whole-house micro-positive pressure, local micro-negative pressure, change of the whole-house airflow organization form, rapid indoor virus dilution and the like.

Description

Control method capable of adjusting indoor airflow organization form of residence
Technical Field
The invention particularly relates to a control method capable of adjusting the indoor airflow organization form of a house.
Background
Along with the improvement of the requirement of people on the indoor air environment quality, the household purification type total heat exchanger appears in the market, and the requirement of comfort is met. However, with the reconcognition of infectious diseases caused by the new coronavirus epidemic, the existing household purification type total heat exchanger generally has the defects that the fresh air exchange frequency is small, an effective airflow tissue form cannot be formed indoors, viruses and bacteria cannot be prevented from diffusing indoors, the fresh air exchange frequency is small, the viruses and bacteria cannot be diluted rapidly, and the like, and the heat exchanger cannot prevent cross infection and is weak in epidemic prevention capability.
The technical scheme of the prior art I is as follows:
the utility model provides a multi-functional fresh air ventilator application number of ability air-purifying disinfection: (CN201720068400.5) the utility model discloses a multi-functional fresh air ventilator that can air-purifying disinfection relates to the improvement of a fresh air ventilator structure. The utility model provides a multifunctional fresh air ventilator which can disinfect and sterilize the outside air and has the filtering function to PM 2.5. The utility model comprises a shell, a heat exchanger is arranged in the shell, the indoor side of the shell is provided with a return air inlet and an air outlet with a fan, the outdoor side of the shell is provided with an air inlet and an air outlet with a fan, the indoor inlet of the heat exchanger corresponds to the return air inlet, and the indoor outlet of the heat exchanger corresponds to the air outlet; the outdoor export of heat exchanger is corresponding with the air exit, and the outdoor entry of heat exchanger is corresponding with the air intake, its characterized in that: an air purification device is arranged between the indoor outlet and the air outlet of the heat exchanger; the air outlet and the air inlet are provided with outdoor opening and closing valves, and an indoor circulating valve is arranged between the air return inlet and the air purifying device.
Disadvantages of the first prior art
The fresh air ventilator can only purify and filter fresh air coming from the outdoor, has the defects that the fresh air ventilation frequency is small, an effective airflow organization form cannot be formed indoors, viruses cannot be prevented from diffusing indoors, the fresh air ventilation frequency is small, viruses and bacteria cannot be diluted rapidly, and the like, can not prevent cross infection, and has weak epidemic prevention capability.
Technical scheme of prior art II
A dual cycle suspension type fresh air purification ventilator application number: (CN201821917934.1) the utility model discloses a two circulation suspension type fresh air purification ventilator. The fresh air purification ventilator comprises a box body made of polypropylene plastic foaming materials, wherein a fresh air valve, a primary-intermediate efficiency filter, a total heat exchanger, a return air primary-efficiency filter, a high-efficiency filter, a return air valve, an air supply fan and an air exhaust fan are arranged inside the box body, and the fresh air valve, the return air valve, the air supply fan and the air exhaust fan are respectively connected with a main control device. The fresh air purifying ventilator can realize the equivalent purification and replacement of outdoor air and indoor air; the circulating purification under the condition that the indoor air is not contacted with the outdoor air can be realized, and the outdoor fresh air is prevented from entering the room. In addition, the fresh air purifying ventilator also effectively solves the problem that the inner wall and the outer wall of the fresh air purifying ventilator are easy to generate condensation phenomenon, and is convenient for regularly replacing or cleaning each filter.
The second prior art has the defects
The fresh air ventilator can only purify and filter fresh air coming from the outdoor, has the defects that the fresh air ventilation frequency is small, an effective airflow organization form cannot be formed indoors, viruses cannot be prevented from diffusing indoors, the fresh air ventilation frequency is small, viruses and bacteria cannot be diluted rapidly, and the like, can not prevent cross infection, and has weak epidemic prevention capability.
Disclosure of Invention
The invention aims to provide a control method capable of adjusting the indoor airflow organization form of a house aiming at the defects of the prior art, and aims to prevent outdoor pollutants such as virus PM2.5 and the like from permeating into the house, change the whole house airflow organization form to prevent the pollutants such as the virus from spreading to other indoor areas and quickly purify local room areas with poor air quality.
In order to solve the technical problem, the control method capable of adjusting the indoor airflow organization form of the house provided by the invention comprises the following steps:
in epidemic situations or in seasons with high influenza incidence,
s1: a user manually operates the whole house display screen, the return air switch type electric air valve of each room in the house is closed through the whole house main module, the return air switch type electric air valve is connected with the return air inlet and the return air pipe, and closing the return air switch type electric air valve is equivalent to closing the return air inlet;
s2: only the air supply switch type electric air valves of all indoor rooms are opened to realize the air supply of the whole fresh air, the micro positive pressure is formed in the whole room, the infiltration of outdoor virus, PM2.5 and other pollutants is avoided, and the breathed air is discharged to the outdoor through door and window gaps, a toilet air outlet and the like.
Preferably, the control method capable of regulating the air flow pattern in the residential building comprises the following steps:
in epidemic situations or seasons with high flu, families have uncomfortable symptoms (such as hypodynamia, cough, rhinorrhea and the like), and need to live in a single room to avoid affecting other people,
t1: a user manually operates the whole house display screen, an air supply switch type electric air valve for isolating a room is closed through a whole house main module, the air supply switch type electric air valve is connected with an air supply outlet and an air supply air pipe, and closing the air supply switch type electric air valve is equivalent to closing the air supply outlet;
t2: opening a return air switch type electric air valve of the isolated room to form local micro negative pressure in the isolated room;
t3: the whole house main module opens the air supply switch type electric air valve of other rooms, closes the air return switch type electric air valve of other rooms, keeps micro positive pressure of other rooms, indoor air flows to the negative pressure room from the positive pressure room, and virus diffusion is prevented by changing the whole house air flow organization form.
Preferably, the control method capable of regulating the air flow pattern in the residential building comprises the following steps:
in epidemic situations or seasons with high flu, families have uncomfortable symptoms (such as hypodynamia, cough, rhinorrhea and the like), and need to live in a single room to avoid affecting other people,
r1: the whole return air is completely exhausted through the isolated room, the exhaust volume of the isolated room is far greater than that of the isolated room in the ordinary period, and the effect of quickly diluting virus and bacteria is achieved;
r2: meanwhile, the user can manually operate the whole house display screen, the total air exhaust amount is adjusted through the whole house main module, and balance of air exhaust amount, noise and comfort of the isolation room is achieved in user experience. In addition, when the wind pipe is installed, the branch wind pipe is 1-2 # larger than the conventional specification, and the noise is effectively reduced by reducing the wind speed.
Preferably, the control method capable of regulating the air flow pattern in the residential building comprises the following steps:
in a normal period, when a user finds that the air quality of a local room is poor (such as the formaldehyde concentration of the local room is high after decoration and a PM2.5 smoke exhaust table in a living room and a meeting room),
h1: a user manually operates the whole house display screen, and closes the return air switch type electric air valve in other rooms and only opens the air supply switch type electric air valve;
h2: the air supply switch type electric air valve is closed in a room with poor air quality, only the return air switch type electric air valve is opened, the air exhaust volume of the room with poor air quality is automatically increased through the fluid distribution balance principle, and pollutants are prevented from being spread to other areas;
h3: the user can also manually operate the whole house display screen, adjust the total volume of airing exhaust through the whole house main module, realize the room volume of airing exhaust that the air quality is poor at place, noise, the balance of travelling comfort in user experience. In addition, when the wind pipe is installed, the branch wind pipe is 1-2 # larger than the conventional specification, and the noise is effectively reduced by reducing the wind speed.
Compared with the related art, the control method capable of adjusting the indoor airflow organization form of the house provided by the invention has the following beneficial effects:
the invention provides a control method capable of adjusting indoor airflow organization forms of a house, which fills up the market blank that no low-cost air system can effectively prevent infectious disease cross infection caused by indoor virus diffusion in the household field of the house by integrating a common purification type total heat exchanger and a switch type electric air valve in the market and by the technical measures of whole-house micro positive pressure, local micro negative pressure, change of the whole-house airflow organization forms, rapid indoor virus dilution and the like.
And can inherit the whole heat exchanger introduction new trend of purification type to purify and keep indoor travelling comfort through removing the haze, reach the new trend and take a breath, purify, epidemic prevention, economic cost each item index balance, be one set of low cost, practical domestic air system at home.
Drawings
FIG. 1 is a schematic block diagram of a first embodiment of a control method for regulating the airflow pattern in a residential building according to the present invention;
FIG. 2 is a schematic diagram of a second embodiment of a control method for regulating the airflow pattern in a residential building according to the present invention;
FIG. 3 is a schematic diagram of a third embodiment of a control method for regulating the airflow pattern in a residential building according to the present invention;
FIG. 4 is a schematic diagram of a fourth embodiment of the control method of the present invention for regulating the airflow pattern in a residential building;
FIG. 5 is a schematic structural diagram of a purification type total heat exchanger according to the present invention;
FIG. 6 is a top plan view of the ensemble shown in FIG. 5;
FIG. 7 is a schematic view of the overall external structure of FIG. 5;
FIG. 8 is a schematic diagram of the operation of the present invention;
FIG. 9 is a schematic diagram of a second embodiment of an apparatus for regulating the airflow pattern within a residential home according to the present invention;
FIG. 10 is a cross-sectional view of the coarse filter assembly shown in FIG. 9;
FIG. 11 is a schematic diagram of a third embodiment of an apparatus for regulating the airflow pattern within a residential home according to the present invention;
fig. 12 is a side view of the sterilization case shown in fig. 11.
Reference numbers in the figures: 1. a shell, 2, a return air cavity, 3, a return air bypass channel, 4, a first power chamber, 5, an exhaust fan, 6, a second power chamber, 7, a fresh air bypass channel, 8, a disinfection chamber, 9, a filtering and disinfection component, 91, a HEPA filter screen, 92, an ultraviolet lamp, 93, a filter component, 10, an air supply fan, 11, a heat exchange chamber, 12, a heat exchange core, 13, an indoor return air inlet, 14, an indoor air supply outlet, 15, an outdoor air outlet, 16, an outdoor fresh air inlet, 17, a return air primary effect filter screen, 18, an exhaust bypass air valve, 19, a heat exchange fresh air valve, 20, a heat exchange core fresh air valve, 21, a fresh air bypass air valve, 22, a light diffusion component, 221, a first fixing block, 222, a first plane mirror, 223, a second plane mirror, 224, a second fixing block, 23, a ventilation groove, 24, a coarse filter component, 241, a mounting cylinder, 242, a fixing part, 243. the device comprises a filter screen, 25, a fixing piece, 251, a fixing shaft, 252, a limiting ring, 253, a limiting cap, 254 and a rubber ring.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 1 is a schematic structural diagram illustrating a control method for adjusting the airflow pattern in a residential building according to a first embodiment of the present invention; a control method for regulating the airflow pattern within a residential home, comprising the steps of:
in epidemic situations or in seasons with high influenza incidence,
s1: a user manually operates the whole house display screen, the return air switch type electric air valve of each room in the house is closed through the whole house main module, the return air switch type electric air valve is connected with the return air inlet and the return air pipe, and closing the return air switch type electric air valve is equivalent to closing the return air inlet;
s2: only the air supply switch type electric air valves of all indoor rooms are opened to realize the air supply of the whole fresh air, the micro positive pressure is formed in the whole room, the infiltration of outdoor virus, PM2.5 and other pollutants is avoided, and the breathed air is discharged to the outdoor through door and window gaps, a toilet air outlet and the like.
The control method capable of regulating the air flow organization form in the residential building comprises the following steps:
second embodiment
Please refer to fig. 2 in combination:
in epidemic situations or seasons with high flu, families have uncomfortable symptoms (such as hypodynamia, cough, rhinorrhea and the like), and need to live in a single room to avoid affecting other people,
t1: a user manually operates the whole house display screen, an air supply switch type electric air valve for isolating a room is closed through a whole house main module, the air supply switch type electric air valve is connected with an air supply outlet and an air supply air pipe, and closing the air supply switch type electric air valve is equivalent to closing the air supply outlet;
t2: opening a return air switch type electric air valve of the isolated room to form local micro negative pressure in the isolated room;
t3: the whole house main module opens the air supply switch type electric air valve of other rooms, closes the air return switch type electric air valve of other rooms, keeps micro positive pressure of other rooms, indoor air flows to the negative pressure room from the positive pressure room, and virus diffusion is prevented by changing the whole house air flow organization form.
Third embodiment
Please refer to fig. 3 in combination:
the control method capable of regulating the air flow organization form in the residential building comprises the following steps:
in epidemic situations or seasons with high flu, families have uncomfortable symptoms (such as hypodynamia, cough, rhinorrhea and the like), and need to live in a single room to avoid affecting other people,
r1: the whole return air is completely exhausted through the isolated room, the exhaust volume of the isolated room is far greater than that of the isolated room in the ordinary period, and the effect of quickly diluting virus and bacteria is achieved;
r2: meanwhile, the user can manually operate the whole house display screen, the total air exhaust amount is adjusted through the whole house main module, and balance of air exhaust amount, noise and comfort of the isolation room is achieved in user experience. In addition, when the device is installed, the branch air pipe is 1-2 # larger than the conventional specification, and noise is effectively reduced by reducing the air speed.
The control method capable of regulating the air flow organization form in the residential building comprises the following steps:
in a usual period, when a user finds that the air quality of a local room is poor (such as the formaldehyde concentration of the local room is high after decoration and a PM2.5 smoke extraction table of a living room meeting room):
fourth embodiment
Please refer to fig. 4 in combination:
h1: a user manually operates the whole house display screen, and closes the return air switch type electric air valve in other rooms and only opens the air supply switch type electric air valve;
h2: the air supply switch type electric air valve is closed in a room with poor air quality, only the return air switch type electric air valve is opened, the air exhaust volume of the room with poor air quality is automatically increased through the fluid distribution balance principle, and pollutants are prevented from being spread to other areas;
h3: the user can also manually operate the whole house display screen, adjust the total volume of airing exhaust through the whole house main module, realize the room volume of airing exhaust that the air quality is poor at place, noise, the balance of travelling comfort in user experience. In addition, when the wind pipe is installed, the branch wind pipe is 1-2 # larger than the conventional specification, and the noise is effectively reduced by reducing the wind speed.
In ordinary times, a user manually operates the whole house display screen, and simultaneously opens the return air switch type electric air valve and the air supply switch type electric air valve in each room to realize air supply and air exhaust operation of each room.
Fifth embodiment
Please refer to fig. 5, fig. 6, fig. 7 and fig. 8 in combination:
the invention also comprises a purification type total heat exchanger, a total house display screen, an air supply switch type electric air valve, a return air switch type electric air valve and a total house main module;
the purification type total heat exchanger includes a shell 1.
The upper side of the shell 1 is sequentially provided with a return air cavity 2, a return air bypass channel 3 and a first power chamber 4 from left to right, a return air primary filter screen 17 is fixedly arranged in the return air cavity 2, an exhaust fan 5 is fixedly arranged in the first power chamber 4, two sides of the bypass channel 3 are respectively communicated with the return air cavity 2 and the first power chamber 4, and an exhaust bypass air valve 18 is arranged at the communication position of the bypass channel 3 and the return air cavity 2;
an air supply fan 10, a fresh air bypass channel 7 and a disinfection chamber 8 are sequentially arranged from left to right on the lower side of the shell 1, a filtering and disinfecting assembly 9 is fixedly installed inside the disinfection chamber 8, the air supply fan is fixedly installed inside the second power chamber 6, two sides of the fresh air bypass channel 7 are respectively communicated with the second power chamber 6 and the disinfection chamber 8, and a fresh air bypass air valve 21 is fixedly installed at the communication position of the fresh air bypass channel 7 and the disinfection chamber 8;
heat exchange chamber 11, heat exchange chamber 11 set up in the centre of casing 1, the inside fixed mounting of heat exchange chamber 11 has heat exchange core 12, one side intercommunication heat exchange core 12 of return air intracavity inner wall one side and 8 inner walls of disinfection room, 4 inner wall one sides of first power house and 6 inner wall one sides intercommunication heat exchange core 12 of second power house.
The exhaust bypass air valve 18, the heat exchange fresh air valve 19, the heat exchange core fresh air valve 20 and the fresh air bypass air valve 21 are all common electric air valves;
the whole house display screen and the whole house main module are used for controlling the purification type whole heat exchanger and the air supply switch type electric air valve and the air return switch type electric air valve of each room.
The filtering and disinfecting assembly 9 comprises a HEPA filter screen 91, an ultraviolet lamp 92 and a filtering assembly 93, wherein the HEPA filter screen 91, the ultraviolet lamp 92 and the filtering assembly 93 are sequentially and fixedly arranged in the disinfecting chamber 8 from left to right.
The filter assembly 93 is a combination of an activated carbon filter screen and a fresh air primary filter screen.
The HEPA filter 91, the ultraviolet lamp 92 and the filter assembly 93 are fixedly installed on the corresponding mounting frame inside the sterilizing chamber by screws.
The upper side and the lower side of the left side of the shell 1 are respectively communicated with an indoor air return opening 13 and an indoor air supply opening 14, and the indoor air return opening 13 and the indoor air supply opening 14 are respectively communicated with the air return cavity 2 and the second power chamber 6.
The upper side and the lower side of the right side of the shell 1 are respectively communicated with an outdoor air outlet 15 and an outdoor fresh air inlet 16, and the outdoor air outlet 15 and the outdoor fresh air inlet 16 are respectively communicated with the first power chamber 4 and the disinfection chamber 8.
An output port of the heat exchange core body 12 extends to the inside of the second power chamber 6, a fixing plate is arranged inside the second power chamber 6, the air supply fan 10 is fixedly installed on the fixing plate, and a ventilation groove is formed in the fixing plate.
The working principle of the control method capable of adjusting the indoor airflow organization form of the house provided by the invention is as follows:
in epidemic situation period or high flu season, a user manually operates the whole house display screen, the return air switch type electric air valve of each indoor room is closed through the whole house main module, only the air supply switch type electric air valve of each indoor room is opened, air supply in full fresh air operation is realized, micro positive pressure is formed in the whole house, the infiltration of outdoor virus, PM2.5 and other pollutants can be avoided, and air breathed by a human body is discharged to the outside through door and window gaps and a toilet air outlet.
In epidemic periods or high flu seasons, families have uncomfortable symptoms (such as hypodynamia, cough, rhinorrhea and the like), and need to live in separate rooms to avoid affecting other people, a user manually operates a whole room display screen, closes the air supply switch type electric air valve of the isolated room through the whole room main module, opens the return air switch type electric air valve of the isolated room to enable the isolated room to form local micro negative pressure, opens the air supply switch type electric air valve of other rooms through the whole room main module, closes the return air switch type electric air valve of other rooms, enables other rooms to keep micro positive pressure, enables indoor air to flow to a negative pressure room from a positive pressure room, and prevents viruses from diffusing through changing the whole room air flow organization form.
In epidemic period or flu season, the family has uncomfortable symptom (for example hypodynamia, cough, snivel etc.), need alone room live and avoid influencing other people, the whole room return air is whole to be discharged through keeping apart the room, it is far more than usual period to keep apart the room volume of airing exhaust, reach the effect of diluting virus bacterium fast, the user can also manually operation whole room display screen, adjust total volume of airing exhaust through whole room primary module, realize the volume of airing exhaust in isolation room in user experience, noise, the balance of travelling comfort.
In a usual period, a user finds that the air quality of a local room is poor (such as the formaldehyde concentration of the local room is high after decoration and a PM2.5 smoke exhaust meter in a living room meeting room is exploded), the user can manually operate a whole room display screen to communicate with a whole room main module, a return air switch type electric air valve is closed in other rooms, only an air supply switch type electric air valve is opened, the air supply switch type electric air valve is closed in the room with poor air quality, only the return air switch type electric air valve is opened, the air exhaust volume of the room with poor air quality is automatically increased through a fluid distribution balance principle, pollutants are prevented from being spread to other areas, the user can also manually operate the whole room display screen, the total air exhaust volume is adjusted through the whole room main module, and balance among the air exhaust volume, noise and comfort of the room with poor air quality is realized on the user experience.
Regarding the control strategy of noise after the air quantity passing through the air port is increased, when the system is installed, the size of a pipeline branch connecting the air port is 1-2 times larger than that of the conventional pipeline branch, and the noise is reduced by reducing the air speed.
Compared with the related art, the control method capable of adjusting the indoor airflow organization form of the house provided by the invention has the following beneficial effects:
the common purification type total heat exchanger and the switch type electric air valve in the market are integrated, and the market blank that the infectious disease cross infection caused by indoor virus diffusion can be effectively prevented without a low-cost air system in the household field of residences is filled through the technical measures of whole-house micro-positive pressure, local micro-negative pressure, change of whole-house airflow organization form, rapid indoor virus dilution and the like;
and can inherit the whole heat exchanger introduction new trend of purification type to purify and keep indoor travelling comfort through removing the haze, reach the new trend and take a breath, purify, epidemic prevention, economic cost each item index balance, be one set of low cost, practical domestic air system at home.
Fifth embodiment
Referring to fig. 9 and 10 in combination, a second embodiment of the present application provides another control method capable of adjusting the airflow pattern in the residential building based on the control method capable of adjusting the airflow pattern in the residential building provided by the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the difference between the control method capable of adjusting the indoor airflow pattern of the residence and the control method capable of adjusting the indoor airflow pattern of the residence provided by the second embodiment of the present application is that the control method capable of adjusting the indoor airflow pattern of the residence is that the indoor air return opening 13 and the outdoor fresh air opening 16 are both in threaded connection with the coarse filter assembly 24, the filter assembly 24 includes an installation cylinder 241, one end of the surface of the installation cylinder 241 is provided with a fixing portion 242, and the fixing portion 242 is fixedly provided with a filter screen 243 through a fixing member 25.
The mesh 243 has a pore size of not more than 0.5 mm.
The surfaces of the indoor return air inlet 13 and the outdoor fresh air inlet 16 are provided with external threads, and the inner surface of the mounting cylinder 241 is provided with internal threads corresponding to the external threads.
The fixing member 25 includes a fixing shaft 251, a limiting ring 252 and a limiting cap 253, wherein one end of the fixing shaft 251 is fixed to one side of the fixing portion 242, the end of the fixing shaft 251 is in threaded connection with the limiting cap 253, and a rubber ring 254 is bonded to one side of the limiting ring 252.
The internal surface of spacing cap 253 is provided with the internal thread, and the surface of fixed axle 151 is provided with the external screw thread with internal thread looks adaptation, and the both sides on spacing cap 253 surface all are provided with the drive handle, are convenient for rotate spacing cap.
Through set up coarse filtration subassembly 24 on indoor return air inlet 13 and outdoor fresh air inlet 16, can filter some big impurity in the outside air and the house inside, prevent to enter into inside casing 1, big impurity gets into inside casing 1, filter through inside filtration piece, inside filtration piece can be blockked up more easily, change the more trouble of clearance operation to the filter screen of inside, can prolong the life of inside filter screen through setting up filter subassembly 24 externally, and the clearance is changed also more convenience.
Sixth embodiment
Referring to fig. 11 and 12 in combination, a second embodiment of the present application provides another control method capable of adjusting the airflow pattern in the residential building based on the control method capable of adjusting the airflow pattern in the residential building provided by the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the control method capable of adjusting the airflow pattern in the residential building provided by the second embodiment of the present application is different in that the control method capable of adjusting the airflow pattern in the residential building further includes a sterilization box disposed inside the sterilization chamber 8 and located between the HEPA filter 91 and the filter assembly 93, the ultraviolet lamp 92 is fixedly mounted inside the sterilization box, and the top of the inner wall of the sterilization box is provided with the light diffusion assembly 22;
the light diffusion assembly 22 includes a first fixing block 221 and two second fixing blocks 224, the first fixing block 221 is fixed in the middle of the top of the inner wall of the sterilization box, the two second fixing blocks 224 are fixed on the top of the inner wall of the sterilization box and located at both sides of the first fixing block 221, both the front and rear sides of the first fixing block 221 are provided with inclined planes, the bottom of the second fixing block 224 is provided with an inclined plane, and the front and rear sides of the first fixing block 221 and the bottom of the second fixing block 224 are respectively bonded with a first plane mirror 222 and a second plane mirror 223.
The included angle between the first plane mirror 222 and the side wall of the inner wall of the disinfection box is 50-65 degrees, and is specifically set according to the requirement, and the included angle between the second plane mirror 223 and the inner wall of the disinfection box is 50-60 degrees, and is specifically set according to the requirement.
Ventilating grooves 23 are formed in the front side and the rear side of the sterilizing box.
The light diffusion component can diffuse the light emitted by the ultraviolet lamp 92 through the first plane mirror 222 and the second plane mirror 223 which are obliquely arranged, so that the irradiation range of the ultraviolet lamp is improved, the contact area between the ultraviolet lamp and the air is increased, and the disinfection and sterilization effects are improved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (2)

1. A control method for regulating the air flow pattern in a residential building, comprising: the method comprises the following steps:
in epidemic situations or in seasons with high influenza incidence,
s1: a user manually operates the whole house display screen, the return air switch type electric air valve of each room in the house is closed through the whole house main module, the return air switch type electric air valve is connected with the return air inlet and the return air pipe, and closing the return air switch type electric air valve is equivalent to closing the return air inlet;
s2: only the air supply switch type electric air valves of all indoor rooms are opened to realize the air supply of the whole fresh air, the micro positive pressure is formed in the whole room, the infiltration of outdoor virus, PM2.5 and other pollutants is avoided, and the breathed air is discharged to the outdoor through door and window gaps, a toilet air outlet and the like;
in epidemic situations or seasons with high flu, families have uncomfortable symptoms (such as hypodynamia, cough, rhinorrhea and the like), and need to live in a single room to avoid affecting other people,
t1: a user manually operates the whole house display screen, an air supply switch type electric air valve for isolating a room is closed through a whole house main module, the air supply switch type electric air valve is connected with an air supply outlet and an air supply air pipe, and closing the air supply switch type electric air valve is equivalent to closing the air supply outlet;
t2: opening a return air switch type electric air valve of the isolated room to form local micro negative pressure in the isolated room;
t3: the air supply switch type electric air valves of other rooms are opened through the whole room main module, the return air switch type electric air valves of other rooms are closed, the micro positive pressure of other rooms is kept, indoor air flows to the negative pressure room from the positive pressure room, and virus diffusion is prevented by changing the whole room air flow organization form;
r1: the whole return air is completely exhausted through the isolated room, the exhaust volume of the isolated room is far greater than that of the isolated room in the ordinary period, and the effect of quickly diluting virus and bacteria is achieved;
r2: simultaneously the user can also manually operation whole house display screen, adjusts the total volume of airing exhaust through whole house primary module, realizes keeping apart the balance of the volume of airing exhaust, noise, the travelling comfort in room in user experience, and when the installation in addition, the branch road tuber pipe will be 1 ~ 2 # bigger than conventional specification, through the effectual noise reduction of reduction wind speed.
2. The method of claim 1 for controlling the pattern of airflow in a residential home, comprising: the method comprises the following steps:
in a usual period, when a user finds that the air quality of a local room is poor (such as the formaldehyde concentration of the local room is high after decoration and a PM2.5 smoke extraction table of a living room meeting room):
h1: a user manually operates the whole house display screen, and closes the return air switch type electric air valve in other rooms and only opens the air supply switch type electric air valve;
h2: the air supply switch type electric air valve is closed in a room with poor air quality, only the return air switch type electric air valve is opened, the air exhaust volume of the room with poor air quality is automatically increased through the fluid distribution balance principle, and pollutants are prevented from being spread to other areas;
h3: the user can also manually operation whole house display screen, adjusts the volume of always airing exhaust through whole house primary module, realizes the room volume of airing exhaust that the air quality is poor at place, noise, the balance of travelling comfort in user experience, and when the installation in addition, the branch air pipe will be 1 ~ 2 # bigger than conventional specification, reduces the noise effectively through reducing the wind speed.
CN202010313867.8A 2020-04-20 2020-04-20 Control method capable of adjusting indoor airflow organization form of residence Active CN111503848B (en)

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CN113757753A (en) * 2021-03-22 2021-12-07 山西刚正信息自动化工程有限公司 Intelligent indoor air system quality management system and control method
CN113280435B (en) * 2021-06-03 2022-07-29 山东博思生物技术有限公司 Local pollution-free positive pressure isolation system
CN113685939A (en) * 2021-08-17 2021-11-23 上海伯涵热能科技有限公司 Whole house fresh air system utilizing exhaust module to form negative pressure functional area
JP7383101B1 (en) 2022-10-27 2023-11-17 鹿島建設株式会社 Air conditioning control method
CN117404738B (en) * 2023-12-13 2024-03-12 江苏环亚医用科技集团股份有限公司 Be applied to positive negative pressure operating room with modularization auto-change over device

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CN103940010A (en) * 2013-01-21 2014-07-23 于学库 Air purification system for indoor air ventilation and purification
CN103836758A (en) * 2014-02-10 2014-06-04 三湘股份有限公司 Ventilation system and control method thereof
CN106678992A (en) * 2017-03-08 2017-05-17 孙金鹏 Intelligent fresh and return air volume adjusting type air purifier
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