CN111998453A - Whole-house air epidemic prevention energy-saving system - Google Patents

Whole-house air epidemic prevention energy-saving system Download PDF

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Publication number
CN111998453A
CN111998453A CN202010273314.4A CN202010273314A CN111998453A CN 111998453 A CN111998453 A CN 111998453A CN 202010273314 A CN202010273314 A CN 202010273314A CN 111998453 A CN111998453 A CN 111998453A
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China
Prior art keywords
air
indoor
room
return
exhaust
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CN202010273314.4A
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Chinese (zh)
Inventor
卢利华
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卢利华
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Priority to CN202010273314.4A priority Critical patent/CN111998453A/en
Publication of CN111998453A publication Critical patent/CN111998453A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74Control 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02Ducting arrangements
    • F24F13/0236Ducting arrangements with ducts including air distributors, e.g. air collecting boxes with at least three openings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20Casings or covers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/04Ventilation with ducting systems also by double walls; with natural circulation
    • F24F7/06Ventilation with ducting systems also by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08Ventilation with ducting systems also 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
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Abstract

The invention provides a whole-house air epidemic prevention energy-saving system, which comprises: the casing, the outside of casing has set gradually indoor air supply room, air inlet disinfection filtering component, first power room, air inlet reposition of redundant personnel system and air-supply line from a left side to the right side, the inboard of casing has set gradually indoor return air pipe, indoor air return room, return air disinfection component, second power room, reposition of redundant personnel system and exhaust pipe of airing exhaust from a left side to the right side. The whole-house air epidemic prevention energy-saving system provided by the invention can keep the comfort level by introducing fresh air, can dilute virus and bacteria by increasing the fresh air ventilation quantity, change the air flow organization form of an indoor room to prevent virus expansion, is provided with the return air disinfection component to sterilize and disinfect the breathed air, and is provided with the intake air disinfection and filtration component to sterilize and filter the outdoor introduced fresh air, thereby realizing the requirement of epidemic prevention, avoiding the cross infection, secondary infection and the like of air viruses, and the air treatment system has better energy consumption efficiency.

Description

Whole-house air epidemic prevention energy-saving system
Technical Field
The invention relates to the field of indoor air treatment, in particular to the field of indoor air treatment of civil buildings.
Background
Along with the haze weather, the wind and dust, the raise sand that frequently appear in recent years, improved people gradually to the understanding of indoor air environmental quality, in order to reach healthy comfortable demand, various equipment that can improve indoor air quality have appeared on the market, mainly have new fan, air purifier.
However, with the recognization of infectious diseases caused by the new type of coronavirus epidemic, various indoor air treatment devices in the prior art generally have the defects that the fresh air ventilation volume is small, virus and bacteria cannot be diluted, the airflow organization form is unreasonable, the virus diffusion cannot be prevented, the sterilization and disinfection treatment on the air exhausted outdoors is not carried out, the virus diffusion is easily caused, the sterilization, disinfection and purification capacity is weak, the epidemic prevention capacity is weak, the cross infection caused by the indoor virus diffusion cannot be prevented, the devices are easily subjected to virus secondary pollution, and the defects of large air resistance, high energy consumption and the like.
Therefore, it is necessary to provide a whole-house air epidemic prevention energy-saving system to solve the above technical problems and achieve the balance of various indexes of comfort, epidemic prevention capability and energy saving.
Disclosure of Invention
The invention provides a whole-house air epidemic prevention energy-saving system, which solves the problems that the virus diffusion is easily caused, the cross infection caused by the indoor virus diffusion cannot be prevented, and the equipment is easily subjected to virus secondary pollution because the conventional air treatment equipment does not sterilize and disinfect the air exhausted out of the house.
In order to solve the technical problem, the whole-house air epidemic prevention energy-saving system provided by the invention comprises:
the air conditioner comprises a shell, wherein an indoor air supply chamber, an air inlet disinfection and filtration assembly, a first power chamber, an air inlet shunting system and an air inlet pipe are sequentially arranged on the outer side of the shell from left to right, and an indoor air return pipe, an indoor air return chamber, an air return disinfection assembly, a second power chamber, an air exhaust shunting system and an exhaust pipe are sequentially arranged on the inner side of the shell from left to right;
the fixed cavity is arranged in the middle of two sides of the shell, a heat exchange core body is fixedly arranged in the fixed cavity, the outer side of the fixed cavity is respectively communicated with the first power chamber and the air inlet shunting system, and the inner side of the fixed cavity is respectively communicated with the second power chamber and the air exhaust shunting system;
the indoor air supply chamber and the indoor air return chamber are internally provided with an air direction switching module and an air direction switching linkage air valve in sequence;
and the two fans are fixedly arranged in the first power chamber and the second power chamber respectively.
This whole room air epidemic prevention economizer system can keep the comfort level when introducing the new trend, dilutes the virus bacterium through increaseing the new trend draught, change indoor room air current tissue form and prevent the virus extension, set up return air disinfection subassembly and carry out the disinfection processing of disinfecting to the air of breathing, set up air inlet disinfection filtering component and carry out the filtration of disinfecting to outdoor introduction new trend, realize the requirement of health epidemic prevention, avoid appearing the cross infection of air class virus, the circumstances such as secondary infection.
The whole-house air epidemic prevention energy-saving system is characterized in that a side air channel (comprising an air inlet side air channel and an air exhaust side air channel) is arranged, when the outdoor temperature difference is not large in spring and autumn, the side air channel is opened, a main air channel air valve (comprising an air inlet main air channel air valve and an air exhaust main air channel air valve) is closed, fresh air enters through the air inlet side air channel, the air exhaust is discharged through the air exhaust side air channel, the fresh air and the air exhaust do not pass through a heat exchange core body and are directly ventilated, the working operation gear of a motor is reduced by reducing the wind resistance, and the energy consumption is; when the indoor and outdoor temperature difference is large in summer and winter, the bypass air channel is closed, the main air channel air valve is opened, fresh air is introduced according to the minimum standard fresh air quantity of the state and the industry, the load influence on an air conditioning system caused by the introduced fresh air and the indoor air temperature difference is reduced, and the energy consumption of the air conditioning system is saved; meanwhile, the filter screen air valve is arranged on one side of the HEPA filter screen and the active carbon filter screen, so that the filter screen air valve can be selectively opened according to the air quality, the resistance to fresh air is reduced, the energy consumption of the fan is reduced, and the air treatment system has better energy consumption efficiency.
Preferably, the air inlet disinfection filtering component includes air inlet disinfection chamber, the both sides in air inlet disinfection chamber respectively with indoor air supply chamber with first power room intercommunication, air inlet disinfection intracavity portion has set gradually HEPA filter screen, air inlet ultraviolet lamp, active carbon filter screen and electrostatic precipitator module from a left side to the right side.
Through setting up HEPA filter screen, air inlet ultraviolet lamp, active carbon filter screen and electrostatic precipitator module in proper order, have better filtration, the effect of disinfecting, purifying of disinfecting.
Preferably, one side of the HEPA filter screen and one side of the active carbon filter screen are both provided with a filter screen air valve.
Through setting up the filter screen air valve in one side of HEPA filter screen and active carbon filter screen, can open the filter screen air valve according to air quality selectivity, reduce the resistance that the new trend received, reduce the energy consumption of fan, the life of extension filter screen.
Preferably, the air inlet shunt system comprises an air inlet channel, a fresh air primary filter screen is fixedly mounted inside the air inlet channel, one side of the air inlet channel is communicated with an air inlet main air channel and an air inlet side air channel, and the air inlet main air channel is communicated with the fixed cavity.
The fresh air primary filter screen is arranged to filter the outdoor air which enters the air inlet pipeline for the first time, and the air inlet main air duct is communicated with the fixed cavity, namely the heat exchange core body.
Preferably, the inside in air inlet main air duct is provided with the air inlet main air duct blast valve, the inside in air inlet side wind passageway is provided with the air inlet side wind valve, the inside intercommunication of air inlet side wind passageway and first power house.
Through setting up the other wind passageway of air inlet, the other wind passageway of airing exhaust, when the indoor outer difference in temperature is not big in spring and autumn season, the new trend can get into through the other wind passageway of air inlet, it can discharge through the other wind passageway of airing exhaust to air exhaust, need not use the heat exchange core, more energy-conservation, and under the not good condition of outdoor air quality, for example in the epidemic situation period, haze day etc., open the other wind air valve on the other wind passageway, close the main road air valve, avoid the bacterium virus to glue and breed the formation secondary pollution inside the core for a long time.
Preferably, return air disinfection subassembly includes the return air disinfection room, the inside one side fixed mounting of return air disinfection room has the primary filter screen of return air, one side fixed mounting of return air disinfection room inner wall has return air ultraviolet lamp, the both sides of return air disinfection room respectively with indoor return air room and second power house intercommunication.
Can carry out the disinfection and sterilization processing to the breathed air of being gone out by indoor through setting up return air disinfection subassembly, make the safety more of air, avoid cross infection.
Preferably, the reposition of redundant personnel system of airing exhaust is including the main chamber of airing exhaust, one side of the main chamber of airing exhaust is through backward flow air valve and first power house intercommunication, the opposite side intercommunication of the main chamber of airing exhaust has the main wind channel of airing exhaust and the other wind passageway of airing exhaust, the other passageway intercommunication of airing exhaust has the other way air valve of airing exhaust, the main wind channel of airing exhaust and fixed chamber intercommunication, the other way air valve of airing exhaust and exhaust pipe intercommunication, one side of casing is provided with control module, control module's input electric connection has air detection module, return air variable air volume air valve, air supply variable air volume air valve.
Through setting up the return-flow system, when needs carry out new trend and return air and mix, through opening the return-flow air valve and adjusting the bypass air valve of airing exhaust, the main duct air valve of airing exhaust can make the return air get into first power room and mix with the new trend, and the rethread air inlet disinfection filtering component enters into indoor after disinfecting.
Preferably, horizontal spacing groove has been seted up to shells inner wall's bottom, vertical spacing groove has been seted up to shells inner wall's one side, the front end of the horizontal spacing inslot surface left and right sides all communicates there is the mounting groove, the inside of mounting groove is provided with the locating part.
The filter screen can be limited and fixed during installation by arranging the transverse limiting groove and the vertical limiting groove, so that the filter screen is more stable in fixation.
Preferably, the locating part includes spacing axle, annular spacing groove has been seted up to the one end on spacing axle surface, the surface of spacing axle and the inside cover that is located annular spacing groove are equipped with the lantern ring, the fixed surface of the lantern ring is connected with the stopper, active carbon filter screen, HEPA filter screen, new trend primary efficiency filter screen all include the fixed frame in the outside, the top of the left and right sides of the fixed frame in the outside and the equal fixedly connected with mounting in bottom, the mounting includes the fixed block, the fixed orifices has been seted up on the fixed block, one side intercommunication of fixed orifices inner surface has the constant head tank, one side of fixed block bonds there is the rubber pad.
The filter screen is conveniently fixed by the aid of the limiting parts matched with the fixing parts on the fixing frame outside the filter screen.
A whole-house air epidemic prevention energy-saving system further comprises the following method:
s1: in a normal period, the control module comprehensively adjusts the working gears of the return air variable-air-volume air valve, the air supply variable-air-volume air valve and the fan of each indoor room to enable the fresh air volume of each indoor room to be slightly larger than the air exhaust volume, keeps the indoor air pressure to be slightly higher than the outdoor air pressure and is in a micro-positive pressure state, and isolates outdoor viruses, PM2.5 and other pollutants from being transmitted into the room through door and window gaps and toilet floor drains.
S2: on the basis of the S1 control method, in a special period (such as a novel coronavirus epidemic situation period, an influenza outbreak period and the like), the control module starts the air inlet ultraviolet lamp and the electrostatic dust removal module, and closes the air valve of the HEPA filter screen to start the HEPA filter screen, so that outdoor viruses are prevented from being transmitted, and cross infection of different building units is avoided; the control module starts the return air ultraviolet lamp to sterilize and disinfect the indoor return air, so that virus diffusion is avoided; and closing the main duct air valve and opening the side air channel to prevent the heat exchange core from generating secondary pollution.
S3: on the basis of the S2 control method, when the equipment system is applied to a home environment in a special period (such as a novel coronavirus epidemic situation period, an influenza outbreak period and the like), the control module supports that the introduced fresh air volume is reduced and the risk of sucking in foreign viruses is reduced by closing the variable air volume air valve in an unmanned room area; the control module also supports that the working gear of the fan is reduced by switching to the fresh air introduction according to the national and industry minimum standard fresh air quantity (the fresh air quantity is lower than that required by each region in the ordinary period), and the risk of inhaling the foreign viruses is reduced by reducing the introduced fresh air quantity.
S4: on the basis of the S3 control method, when the equipment system is applied to a household environment in a special period (such as a novel coronavirus epidemic period, an influenza outbreak period and the like), indoor return air volume is increased, a part of the return air volume is discharged outdoors as exhaust air through the control module and the return air valve, and the rest return air and fresh air are mixed, sterilized and disinfected and then returned indoors. Through partial return air mode, reach the disinfection effect of disinfecting fast to the room air, can guarantee the ultraviolet radiation volume of effectively killing virus bacterium to promote the disinfection efficiency of disinfecting.
S5: on the basis of the S2 control method, in a special period (such as a novel coronavirus epidemic situation period, an influenza outbreak period and the like), when the equipment system is applied to a person dense space region such as an office building and the like, the fan operates at the maximum working gear, a full fresh air full-exhaust mode is adopted, viruses in the air breathed by indoor latent infected patients are diluted by increasing fresh air ventilation volume, and the virus propagation risk is reduced.
S6: on the basis of the S2 control method, in a special period (such as a novel coronavirus epidemic period, an influenza outbreak period and the like), when the equipment system is applied to a home environment, when a suspected infection symptom exists in a family, the household isolation is needed, the air supply variable air volume air valve of an isolated room is closed through the control module, the air exhaust variable air volume air valve of the isolated room is started, the isolated room is enabled to form local negative pressure, other rooms are kept at positive pressure, and the virus diffusion is prevented by changing the indoor air flow organization form; the air exhausting quantity of the variable air quantity air valve for isolating the room is 2-3 times of that of the ordinary period, so that the effect of quickly diluting virus and bacteria is achieved; through the wind direction switching module, change the wind direction transmission path in whole house, the new trend is sent into indoorly by former indoor exhaust opening, and it is discharged by former indoor new wind gap to air exhaust, arranges the virus bacterium to the open air with the shortest route.
S7: on the basis of the S1 control method, in ordinary periods, the air detection module monitors that the air quality of the room area is poor (for example, the formaldehyde concentration is high after decoration), the air detection module communicates with the control module, the return air valve is started to be changed into an internal circulation mode by adjusting the return air variable air volume air valve, the air supply variable air volume air valve and the working gear of the fan in the room area, the return air volume and the air supply volume are increased to 2-3 times of the ordinary periods, the effect of quickly purifying the air in the room area is achieved, and the purification efficiency is improved.
S8: on the basis of the S1 control method, in the ordinary period, when the indoor and outdoor temperature difference is large in summer and winter, the bypass air channel is closed, the main air channel air valve is opened, fresh air is introduced according to the minimum standard fresh air quantity of the state and the industry, the load influence on an air conditioning system caused by the introduced fresh air and the indoor air temperature difference is reduced, and the energy consumption of the air conditioning system is saved.
S9: on the basis of the S1 control method, in ordinary times, when the indoor and outdoor temperature difference is less than three-five degrees in spring and autumn, the bypass air channel is opened, the main air channel air valve is closed, fresh air and exhaust air do not pass through the heat exchange core body and are directly exchanged, the working operation gear of the motor is reduced by reducing the wind resistance, and the energy consumption is saved.
S10: on the basis of the S1 control method, in ordinary times, the return air variable air volume air valve and the air supply variable air volume air valve of an unmanned room can be closed through the control module, the working operation gear of the motor is reduced, and the energy consumption is saved.
Compared with the related technology, the whole-house air epidemic prevention energy-saving system provided by the invention has the following beneficial effects:
the invention provides a whole-house air epidemic prevention energy-saving system, which can dilute virus and bacteria by increasing fresh air ventilation quantity, change indoor room air flow organization form to prevent virus expansion, set a return air disinfection component to sterilize and disinfect the breathed air, and set an inlet air disinfection and filtration component to sterilize and filter the outdoor introduced fresh air while keeping comfort when introducing fresh air, thereby realizing the requirement of epidemic prevention and avoiding the conditions of cross infection, secondary infection and the like of air viruses.
The indoor air processing system is provided with the side air channel, when the outdoor temperature difference is not large in spring and autumn, the side air channel is opened, the main air channel air valve is closed, fresh air and exhaust air do not pass through the heat exchange core body and are directly exchanged, the working operation gear of the motor is reduced by reducing wind resistance, and energy consumption is saved; when the indoor and outdoor temperature difference is large in summer and winter, the bypass air channel is closed, the main air channel air valve is opened, fresh air is introduced according to the minimum standard fresh air quantity of the state and the industry, the load influence on an air conditioning system caused by the introduced fresh air and the indoor air temperature difference is reduced, and the energy consumption of the air conditioning system is saved; in a normal period, a return air variable air volume air valve and an air supply variable air volume air valve of an unmanned room can be closed through the control module, so that the working operation gear of the motor is reduced, and the energy consumption is saved; meanwhile, the filter screen air valve is arranged on one side of the HEPA filter screen and the active carbon filter screen, so that the filter screen air valve can be selectively opened according to the air quality, the resistance to fresh air is reduced, the energy consumption of the fan is reduced, and the air treatment system has better energy consumption efficiency.
Drawings
FIG. 1 is a schematic structural diagram of a whole-house air epidemic prevention energy saving system according to a first embodiment of the present invention;
FIG. 2 is a top view of the ensemble shown in FIG. 1;
FIG. 3 is a schematic structural diagram of a whole-house air epidemic prevention energy saving system according to a second embodiment of the present invention;
FIG. 4 is a partial schematic structural view of the housing shown in FIG. 3;
FIG. 5 is a schematic structural diagram of the limiting element shown in FIG. 3;
FIG. 6 is a schematic structural diagram of the activated carbon filter screen shown in FIG. 3;
fig. 7 is a side view of the activated carbon filter screen shown in fig. 3.
Reference numbers in the figures: 1. a housing, 2, an indoor air supply pipe, 3, an inlet air sterilizing and filtering component, 31, a HEPA filter screen, 32, an active carbon filter screen, 33, an inlet air ultraviolet lamp, 34, an electrostatic dust removing module, 35, a filter screen air valve, 4, an inlet air shunt system, 41, an inlet air channel, 42, a fresh air primary filter screen, 43, an inlet air main channel air valve, 44, an inlet air bypass channel, 45, an inlet air bypass channel air valve, 5, an indoor return air pipe, 6, a return air sterilizing component, 61, a return air sterilizing chamber, 62, a return air primary filter screen, 63, a return air ultraviolet lamp, 7, an exhaust air shunt system, 71, an exhaust main chamber, 72, an exhaust air bypass channel, 73, an exhaust bypass channel air valve, 74, a return air valve, 75, an exhaust air main channel air valve, 8, an inlet air return air baffle, 9, an air direction switching module, 10, a fan, 11, an inlet air pipe, 12, an exhaust air pipe, 13, a, Horizontal spacing groove, 15, vertical spacing groove, 16, mounting groove, 17, locating part, 171, spacing axle, 172, annular limit are the groove, 173, the lantern ring, 174, the locating part, 18, the mounting, 181, the fixed block, 182, the fixed orifices, 183, constant head tank, 184, silica gel pad, 19, control module, 20, empty gas detection surveys the module.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
First embodiment
Please refer to fig. 1 and fig. 2 in combination, wherein fig. 1 is a schematic structural diagram of a whole-house air epidemic prevention energy saving system according to a first embodiment of the present invention; fig. 2 is a top view of the whole shown in fig. 1. Full room air epidemic prevention economizer system includes:
the air conditioner comprises a shell 1, wherein an indoor air supply chamber, an air inlet disinfection and filtration assembly 3, a first power chamber, an air inlet shunt system 4 and an air inlet pipe 11 are sequentially arranged on the outer side of the shell 1 from left to right, and an indoor air return pipe 5, an indoor air return chamber, an air return disinfection assembly 6, a second power chamber, an air exhaust shunt system 7 and an air exhaust pipe 12 are sequentially arranged on the inner side of the shell 1 from left to right;
the fixed cavity is arranged in the middle of two sides of the shell 1, a heat exchange core body 13 is fixedly arranged in the fixed cavity, the outer side of the fixed cavity is respectively communicated with the first power chamber and the air inlet shunting system 4, and the inner side of the fixed cavity is respectively communicated with the second power chamber and the air exhaust shunting system 7;
the indoor air supply chamber and the indoor air return chamber are internally provided with a wind direction switching module 9 and a wind direction switching linkage air valve in sequence;
and the two fans 10 are respectively and fixedly arranged in the first power chamber and the second power chamber.
A partition board is arranged between the inner side and the outer side of the shell 1 for partitioning, and different cavities such as an indoor air supply chamber, a first power chamber and the like are partitioned by the partition board to form different cavities;
the wind direction switching module 9 is provided with a bypass air valve and a bypass channel through an indoor air supply chamber and an indoor air return chamber respectively, thereby realizing the switching function of the wind direction path.
The air treatment system is characterized in that a control module and a control screen are arranged on a shell 1.
The air inlet disinfection filtering component 3 includes the air inlet disinfection chamber, the both sides in air inlet disinfection chamber respectively with indoor air supply chamber with first power room intercommunication, the air inlet disinfection intracavity portion has set gradually HEPA filter screen 31, air inlet ultraviolet lamp 33, active carbon filter screen 32 and electrostatic precipitator module 34 from a left side to the right side.
HEPA filter screen 31 designs for the W structure, improves the dust holding capacity of filtering pollutants, and the ultraviolet lamp is the effective technological means who kills the bacterium virus, arranges through distributed ultraviolet lamp to combine the backflow wind inner loop technique, can guarantee the ultraviolet radiation volume of effectively killing the virus bacterium.
And a filter screen air valve 35 is arranged on one side of the HEPA filter screen 31 and one side of the active carbon filter screen 32.
The air inlet shunting system 4 comprises an air inlet channel 41, a fresh air primary filter screen 42 is fixedly mounted inside the air inlet channel 41, one side of the air inlet channel 41 is communicated with an air inlet main air channel and an air inlet side air channel 44, and the air inlet main air channel is communicated with the fixed cavity.
The main air inlet duct is communicated with the input port of the heat exchange core body 13.
The inside in air inlet main air duct is provided with air inlet main air duct blast gate 43, the inside of air inlet side wind passageway 44 is provided with air inlet side wind valve 45, air inlet side wind passageway 44 and the inside intercommunication of first power house.
The return air disinfection component 6 comprises a return air disinfection chamber 61, one side of the inside of the return air disinfection chamber 61 is fixedly provided with a return air primary filter screen 62, one side of the inner wall of the return air disinfection chamber 61 is fixedly provided with a return air ultraviolet lamp 63, and the two sides of the return air disinfection chamber 61 are respectively communicated with an indoor return air chamber and a second power chamber.
The return air ultraviolet lamps 63 are arranged in a dispersed mode according to the return air direction, the air inlet ultraviolet lamps 33 are arranged according to a HEPA filter screen, the fan output end located inside the second power chamber is communicated with the air exhaust main chamber 71, and the outlet end of the fan 10 located inside the first power chamber is communicated with the air inlet disinfection chamber.
The reposition of redundant personnel 7 of airing exhaust is including the main chamber 71 of airing exhaust, return air valve 74 and first power room intercommunication are passed through to the one side of the main chamber 71 of airing exhaust, the opposite side intercommunication of the main chamber 71 of airing exhaust has the main wind channel of airing exhaust and the side channel air valve 73 of airing exhaust, the main wind channel of airing exhaust communicates with fixed chamber 13, has the side channel passageway 72 of airing exhaust through the side channel air valve intercommunication of airing exhaust, the side channel passageway 72 of airing exhaust communicates with exhaust pipe 12, one side of casing 1 is provided with control module 19, control module 19's input electric connection has air detection module 20, return air variable air volume air valve d, air supply variable air volume air valve e.
A whole-house air epidemic prevention energy-saving system further comprises the following method:
s1: in ordinary times, the control module 19 comprehensively adjusts the return air variable air volume air valve d, the supply air variable air volume air valve e and the fan working gear of each indoor room to enable the fresh air volume of each indoor room to be slightly larger than the exhaust air volume, keeps the indoor air pressure to be slightly higher than the outdoor air pressure and is in a micro-positive pressure state, and isolates outdoor viruses, PM2.5 and other pollutants from being transmitted into the room through door and window gaps and toilet floor drains.
S2: on the basis of the S1 control method, in a special period (such as a novel coronavirus epidemic period, an influenza outbreak period and the like), the control module 19 starts the air inlet ultraviolet lamp 33 and the electrostatic dust removal module 34, and the HEPA filter screen 31 is started by closing the HEPA filter screen air valve 35 to isolate outdoor viruses from being transmitted, so that cross infection of different building units is avoided; the control module 19 starts the return air ultraviolet lamp 63 to sterilize and disinfect the indoor return air so as to avoid virus diffusion; and closing the main air valves 43 and 75 and opening the bypass air channel air valves 45 and 73 to prevent the heat exchange core from generating secondary pollution.
S3: on the basis of the S2 control method, when the equipment system is applied to a home environment in a special period (such as a novel coronavirus epidemic period, an influenza outbreak period and the like), the control module 19 supports the reduction of introduced fresh air volume and the reduction of the risk of inhaling foreign viruses by closing the variable air volume air valves e and d in an unmanned room area; the control module 19 also supports the reduction of the working gear of the fan, the reduction of the introduced fresh air volume and the reduction of the risk of the suction of external viruses by switching to the introduction of fresh air (which is lower than the required fresh air volume of each region in the ordinary period) according to the national and industrial minimum standard fresh air volume.
S4: on the basis of the S3 control method, when the equipment system is applied to a household environment in a special period (such as a novel coronavirus epidemic period, an influenza outbreak period and the like), indoor return air volume is increased, a part of the return air volume is discharged outdoors as exhaust air through the control module 19 and the return air valve 74, and the rest return air and fresh air are mixed, sterilized and disinfected and then returned indoors. Through partial return air mode, reach the disinfection effect of disinfecting fast to the room air, can guarantee the ultraviolet radiation volume of effectively killing virus bacterium to promote the disinfection efficiency of disinfecting.
S5: on the basis of the S2 control method, when the equipment system is applied to a person dense space region such as an office building in a special period (such as a novel coronavirus epidemic situation period and an influenza outbreak period), the fan operates at the maximum working gear, viruses in the air breathed by indoor latent infected patients are diluted by increasing the fresh air ventilation volume, and the virus propagation risk is reduced.
S6: on the basis of the S2 control method, in a special period (such as a novel coronavirus epidemic period, an influenza outbreak period and the like), when the equipment system is applied to a home environment, when a suspected infection symptom exists in a family, the family needs to be isolated at home, the control module 19 closes the air supply air volume air valve e of an isolated room, the air exhaust air volume variable air valve d of the isolated room is started, the isolated room forms local negative pressure, other rooms keep positive pressure, and the virus diffusion is prevented by changing the indoor air flow organization form; the air exhaust quantity of an air exhaust variable air volume air valve d for isolating a room is 2-3 times that of the ordinary period, so that the effect of quickly diluting virus and bacteria is achieved; through wind direction switching module 9, change the wind direction transmission path in whole house, the new trend is sent into indoor by former indoor exhaust opening, and the new trend of airing exhaust is discharged by former indoor fresh air opening, arranges the virus bacterium to outdoor with the shortest route.
S7: on the basis of the S1 control method, in ordinary time, the air detection module 20 monitors that the air quality of the room area is poor (for example, the formaldehyde concentration is high after decoration), communicates with the control module 19, and starts the return air valve 74 to be in an internal circulation mode by adjusting the return air variable air volume air valve d, the supply air variable air volume air valve e and the fan working gear of the room area, so that the return air and the supply air volume are increased to 2-3 times of the ordinary time, the effect of rapidly purifying the air of the room area is achieved, and the purification efficiency is improved.
S8: on the basis of the S1 control method, in the ordinary period, when the indoor and outdoor temperature difference is large in summer and winter, the bypass air channel air valves 45 and 73 are closed, the main air channel air valves 43 and 75 are opened, fresh air is introduced according to the minimum standard fresh air quantity of the state and the industry, the load influence on an air conditioning system caused by the introduced fresh air and the indoor air temperature difference is reduced, and the energy consumption of the air conditioning system is saved.
S9: on the basis of the S1 control method, in ordinary times, when the indoor and outdoor temperature difference is less than three to five degrees in spring and autumn, the air valves 45 and 73 of the side air channels are opened, the air valves 43 and 75 of the main air channel are closed, fresh air and exhaust air do not pass through the heat exchange core body 13 and are directly exchanged, and the working operation gear of the motor is reduced and the energy consumption is saved by reducing the wind resistance.
S10: on the basis of the S1 control method, in ordinary times, the return air variable air volume air valve d and the supply air variable air volume air valve e of the unmanned room can be closed through the control module 19, the working operation gear of the motor is reduced, and the energy consumption is saved.
The fresh air volume of each room in the room is slightly larger than the air exhaust volume, the air pressure of the room air is slightly higher than that of the outdoor air, the room air is kept in a micro-positive pressure state, pollutants such as outdoor viruses and PM2.5 are isolated from being transmitted into the room through door and window gaps and a toilet floor drain, and cross infection of indoor spaces of different units is avoided.
By adopting the drawing type component design, all components can be conveniently opened and drawn out, the maintenance and the cleaning in the later period are very convenient, and the secondary propagation of viruses is effectively avoided.
And the air duct in the system is made of materials with smooth surfaces, so that viruses and bacteria are not easy to adhere to the air duct, and pollutants in the air duct can be discharged completely by only allowing the equipment to operate for a while after epidemic situations are ended.
The control module 19 is used for controlling the operation of the whole equipment system, and the air condition in the room is detected through the air detection module 20.
In the attached figure 2, a, b and c represent rooms 1, 2 to N, and a return air variable air volume air valve d and a supply air variable air volume air valve e are arranged in each room.
Each variable air volume air valve d, e is provided with a set of controller, and is communicated with a main equipment control module 19 through RS485, the main equipment control module 19 realizes total air volume adjustment, each variable air volume air valve d, e controls the air volume of an independent room, the variable air volume air valves d, e detect the actual air volume passing through the air valve through an air volume detection module, and are communicated with the main equipment control module 19 according to the difference between the measured air volume value and a set value, the air volume of a certain room reaches the required value by adjusting the total air volume and the opening degrees of the variable air volume air valves d, e, because the air volume of other rooms or the total air volume of the equipment is changed, the air pressure at the air duct connecting the tail end variable air volume air valves d, e is changed, so that the air volume of the room is changed, and after the air volume of the room is changed enough, the variable air volume air valves d, e are communicated with the main equipment control module 19, the air volume of the room can reach the required value again by adjusting the total air volume and adjusting the air valve. The air volume of other rooms is also controlled by the same control method, and the total air volume and the variable air volume air valves d and e are adjusted by communicating with the main equipment control module 19, so that the actual air volume reaches a set value. And the actual air volume of each room reaches a set value through continuous iterative adjustment.
Through the application of the mechanism, under the normal working state, the indoor air is maintained to be in the function of the micro-positive pressure working state, the fresh air volume is slightly larger than the exhaust volume, the micro-positive pressure of the indoor air is maintained, the indoor air pressure is 5Pa higher than the outdoor air pressure, thus the normal breathing is not influenced, the outdoor virus is isolated, the haze is removed, the haze is spread through the door and window gap and the toilet floor drain, and the cross infection of indoor spaces of different families is avoided.
Through the application of the mechanism, if the family is infected with infectious diseases and feels uncomfortable or suspected to need household isolation, such as influenza, avian influenza, novel pneumonia and the like, the isolation room closes the air supply variable air volume air valve e, only the air exhaust variable air volume air valve d is started, the air exhaust volume works according to a set value (standard of 2 air exchange times per hour in hospital wards), the isolation room is in a negative pressure state, other rooms are in a micro-positive pressure state, and air pollutants in the isolation room are prevented from being diffused to other clean rooms by changing the organization form of air flow of the isolation room;
an independent air quality detection device is placed in an important room and is communicated with a control module of main equipment, if the air quality of the room where the air quality detection device is located is poor (for example, PM2.5 explosion table caused by smoke extraction and meeting personnel density in a meeting room), the air supply and return of the room where the air quality detection device is located are automatically adjusted to be 2-3 times of the preset air quantity value through variable air quantity air valves d and e, and meanwhile, the air quantity is adjusted to be small through variable air quantity air valves d and e of other rooms. Under the condition of extremely poor indoor air quality (for example, smoke cannot be removed, and odor cannot be dispersed after decoration), the internal air flow valve 74 of the device is automatically started, so that the purpose of quickly purifying indoor air pollution is achieved. After the indoor air quality is restored to the normal index, the air volume regulating valves d and e of each room are restored to the normal set values;
by adding the distributed variable air volume devices d and e, the indoor air is maintained in a micro-positive pressure state, the organization form of the airflow of the isolated room is changed, and air pollutants in the isolated room are prevented from being diffused to other clean rooms.
The working principle of the whole-house air epidemic prevention energy-saving system provided by the invention is as follows:
under normal conditions:
outdoor fresh air enters the air inlet channel 41 through the air inlet pipe 11 under the action of the fan 10, and the fresh air enters the heat exchange core body 13 and then enters the first power chamber;
in the normal working mode, the air inlet bypass passage 44 is closed, and the air valve of the air inlet main passage is opened; air passes through the heat exchange core body 13, and when the outdoor air quality is poor, such as in epidemic situation period, flu outbreak season and the like, the side air valve on the air inlet side air channel 44 is opened, and the air valve 43 of the air inlet main channel is closed, so that the phenomenon that bacteria and viruses are stuck in the core body to breed for a long time to form secondary pollution is avoided.
Then a first power chamber enters the air inlet disinfection cavity, air sequentially enters the electrostatic dust removal module 34, the activated carbon filter screen 32, the air inlet ultraviolet lamp 33 and the HEPA filter screen 31 for sterilization, disinfection and filtration, and then is sent to the indoor through the indoor air inlet chamber and the indoor air supply pipe 2;
the indoor wind blower 10 enters the return air sterilizing chamber 61 through the indoor return air chamber, is filtered and sterilized through the return air primary filter screen 62 and return air ultraviolet rays, and then enters the second power chamber, is provided with an exhaust bypass channel 72 and is exhausted out of the chamber through the exhaust pipe 12;
in a special period (such as a new coronavirus epidemic period, a flu outbreak period and the like), when the equipment system is applied to a home environment, the control module 19 supports the reduction of the introduced fresh air quantity and the reduction of the danger of the inhalation of foreign viruses by closing the variable air volume air valves d and e in the unmanned room area; the control module 19 also supports the reduction of the working gear of the fan, the reduction of the introduced fresh air volume and the reduction of the risk of sucking foreign viruses by switching to the introduction of fresh air (which is lower than the fresh air volume required by each region in the ordinary period) according to the national and industrial minimum standard fresh air volume;
in a special period (such as a novel coronavirus epidemic period, an influenza outbreak period and the like), when the equipment system is applied to a home environment, when a suspected infection symptom exists in a family and needs to be isolated at home, the control module 19 closes the air supply air volume air valve e of an isolated room, and starts the air exhaust variable air volume air valve d of the isolated room to enable the isolated room to form local negative pressure, other rooms keep positive pressure, and viruses are prevented from diffusing by changing the air flow organization form of the indoor room; the air exhaust quantity of the return air variable air quantity air valve d for isolating the room is 2-3 times of that of the ordinary period, so that the effect of quickly diluting virus and bacteria is achieved; the wind direction transmission path of the whole house is changed through the wind direction switching module 9, fresh air is sent into the room through the original indoor air exhaust port, the exhaust air is exhausted through the original indoor fresh air port, and virus and bacteria are exhausted to the outside through the shortest path;
when the return air is needed, the return air valve 74 is opened to adjust the air exhaust bypass duct air valve 73 and the air exhaust main duct air valve 75, so that the return air enters the first power chamber to be mixed with fresh air, and then enters the chamber after being sterilized by the air inlet sterilizing and filtering component 3;
in summer and winter, the indoor and outdoor temperature difference is large, the bypass air channel is closed, the main air channel air valve is opened, fresh air is introduced according to the minimum standard fresh air quantity of the state and the industry, the load influence on an air conditioning system caused by the introduced fresh air and the indoor air temperature difference is reduced, and the energy consumption of the air conditioning system is saved.
In spring and autumn, if the indoor and outdoor temperature difference is not large, the bypass air channel is opened, the main air valve is closed, fresh air and exhaust air do not pass through the heat exchange core body 13, air exchange is directly carried out, the working operation gear of the motor is reduced by reducing the wind resistance, and energy consumption is saved.
Compared with the related technology, the whole-house air epidemic prevention energy-saving system provided by the invention has the following beneficial effects:
this indoor air processing system can keep the comfort level when introducing the new trend, dilute the virus bacterium through increaseing new trend draught, change indoor room air current tissue form and prevent the virus extension, set up return air disinfection subassembly and carry out the disinfection and isolation processing to the air of breathing, set up air inlet disinfection filtering component and carry out the filtration of disinfecting to outdoor introduction new trend, realize the requirement of epidemic prevention, avoid appearing the cross infection of air class virus, the circumstances such as secondary infection.
The whole-house air epidemic prevention energy-saving system is characterized in that by arranging the side air channels (comprising the air inlet side air channel 44 and the air exhaust side air channel 72), when the outdoor temperature difference is not large in spring and autumn, the side air channels are opened, the main air channel air valve is closed, fresh air enters through the air inlet side air channels, the exhaust air is exhausted through the air exhaust side air channels, the fresh air and the exhaust air do not pass through the heat exchange core body, direct air exchange is carried out, the working operation gear of the motor is reduced by reducing the wind resistance, and the energy consumption is saved; when the indoor and outdoor temperature difference is large in summer and winter, the bypass air channel is closed, the main air channel air valve is opened, fresh air is introduced according to the minimum standard fresh air quantity of the state and the industry, the load influence on an air conditioning system caused by the introduced fresh air and the indoor air temperature difference is reduced, and the energy consumption of the air conditioning system is saved; meanwhile, the filter screen air valve is arranged on one side of the HEPA filter screen and the active carbon filter screen, so that the filter screen air valve can be selectively opened according to the air quality, the resistance to fresh air is reduced, the energy consumption of the fan is reduced, and the air treatment system has better energy consumption efficiency.
Second embodiment
Referring to fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, based on the whole-house air epidemic prevention energy saving system provided in the first embodiment of the present application, the second embodiment of the present application provides another whole-house air epidemic prevention energy saving system. 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 of the whole house air epidemic prevention economizer system that the second embodiment of this application provided lies in, whole house air epidemic prevention economizer system, horizontal spacing groove 14 has been seted up to the bottom of casing 1 inner wall, vertical spacing groove 15 has been seted up to one side of casing 1 inner wall, the front end of the horizontal spacing groove 14 internal surface left and right sides all communicates there is mounting groove 16, the inside of mounting groove 16 is provided with locating part 17.
The width of the groove cavities of the horizontal limiting groove 14 and the vertical limiting groove 15 is the same as that of the outer side fixing frame of the filter screen, and the vertical limiting groove 15 is formed in the partition plate in the middle of the shell 1.
The limiting member 17 includes a limiting shaft 171, an annular limiting groove 172 is opened to one end on the surface of the limiting shaft 171, a collar 173 is sleeved on the surface of the limiting shaft 171 and inside the annular limiting groove 172, and a limiting block 174 is fixedly connected to the surface of the collar 173.
The stopper 174 can rotate relative to the stopper shaft 171 and horizontally position it via the annular stopper groove 172.
Activated carbon filter screen 32, HEPA filter screen 31, new trend primary filter screen 42 all include the fixed frame in the outside, the top and the equal fixedly connected with mounting 18 in bottom of the left and right sides of the fixed frame in the outside, mounting 18 includes fixed block 181, fixed orifices 182 have been seted up on the fixed block 181, one side intercommunication of fixed orifices 182 internal surface has constant head tank 183, one side of fixed block 181 bonds there is rubber pad 184.
The securing holes 182 include round hole unsealed and rectangular hole portions;
when the activated carbon filter screen 32, the HEPA filter screen 31, the fresh air primary filter screen 42 and the like are fixed, the outer fixing frame is correspondingly inserted into the transverse limiting groove 14 and then pushed inwards until the outer fixing frame does not move, and the inner side of the outer fixing frame is positioned in the vertical limiting groove 15;
at the moment, the limiting shaft 171 correspondingly penetrates through the fixing hole part, the limiting block 174 correspondingly penetrates through the rectangular hole part, then the fixing block 181 is pressed to compress the silica gel pad 184, the limiting block 174 completely penetrates through the rectangular hole part, then the limiting block 174 is rotated to correspond to the positioning groove 183 in position and loosened, the silica gel pad 184 is pushed into the positioning groove 183 to be limited under the action of the silica gel pad 184, at the moment, the silica gel pad 184 is still in a compressed state, and the fixation is more stable and the fixing operation is simple due to the arrangement of the silica gel pad 184;
during the dismantlement, through pressing fixed block 181, compression silica gel pad 184, then rotate stopper 174 and make it correspond with fixed orifices 182 rectangle portion, then loosen, can take off the filter screen, easy operation is convenient for to the installation of filter screen, dismantlement, convenient maintenance or change.
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 (10)

1. The utility model provides a full room air epidemic prevention economizer system which characterized in that includes:
the air conditioner comprises a shell, wherein an indoor air supply chamber, an air inlet disinfection and filtration assembly, a first power chamber, an air inlet shunting system and an air inlet pipe are sequentially arranged on the outer side of the shell from left to right, and an indoor air return pipe, an indoor air return chamber, an air return disinfection assembly, a second power chamber, an air exhaust shunting system and an exhaust pipe are sequentially arranged on the inner side of the shell from left to right;
the fixed cavity is arranged in the middle of two sides of the shell, a heat exchange core body is fixedly arranged in the fixed cavity, the outer side of the fixed cavity is respectively communicated with the first power chamber and the air inlet shunting system, and the inner side of the fixed cavity is respectively communicated with the second power chamber and the air exhaust shunting system;
the indoor air supply chamber and the indoor air return chamber are internally provided with an air direction switching module and an air direction switching linkage air valve in sequence;
and the two fans are fixedly arranged in the first power chamber and the second power chamber respectively.
2. The whole house air epidemic prevention economizer system of claim 1 wherein, the air inlet disinfection filter subassembly includes air inlet disinfection chamber, the both sides in air inlet disinfection chamber respectively with indoor air supply room with first power room intercommunication, the inside HEPA filter screen, air inlet ultraviolet lamp, active carbon filter screen and the electrostatic precipitator module of having set gradually from a left side to the right side of air inlet disinfection chamber.
3. The whole house air epidemic prevention economizer system of claim 2 wherein, a screen blast valve is arranged on one side of each of HEPA filter screen and active carbon filter screen.
4. The whole-house air epidemic prevention economizer system of claim 1 wherein, the air inlet shunt system includes an air inlet channel, the inside of the air inlet channel is fixedly provided with a fresh air primary filter screen, one side of the air inlet channel is communicated with an air inlet main air channel and an air inlet side air channel, and the air inlet main air channel is communicated with the fixed cavity.
5. The whole-house air epidemic prevention economizer system of claim 4 wherein, the inside of the air inlet main air duct is provided with an air inlet main duct air valve, the inside of the air inlet side air channel is provided with an air inlet side duct air valve, and the air inlet side air channel is communicated with the inside of the first power chamber.
6. The whole-house air epidemic prevention economizer system of claim 1 wherein, the return air disinfection subassembly includes the return air disinfection room, one side fixed mounting of the inside of return air disinfection room has the primary filter screen of return air, one side fixed mounting of return air disinfection room inner wall has the return air ultraviolet lamp, the both sides of return air disinfection room respectively with indoor return air room and second power room intercommunication.
7. The whole house air epidemic prevention economizer system of claim 1 wherein, the exhaust flow dividing system includes an exhaust main chamber, one side of the exhaust main chamber is communicated with the first power chamber through a return air valve, the other side of the exhaust main chamber is communicated with an exhaust main air duct and an exhaust bypass air channel, the exhaust main air duct is communicated with the fixed chamber, the exhaust bypass channel is communicated with an exhaust pipe through an exhaust bypass air valve, one side of the housing is provided with a control module, and an input end of the control module is electrically connected with an air detection module, a return air variable air volume air valve and an air supply variable air volume air valve.
8. The whole house air epidemic prevention economizer system of claim 1 wherein, the bottom of the inner wall of the housing is provided with a horizontal limit groove, one side of the inner wall of the housing is provided with a vertical limit groove, the front ends of the left and right sides of the inner surface of the horizontal limit groove are both communicated with a mounting groove, and a limit piece is arranged inside the mounting groove.
9. The whole house air epidemic prevention economizer system of claim 8, characterized in that, the locating part includes spacing axle, annular spacing groove has been seted up to the one end on spacing axle surface, the surface of spacing axle and the inside cover that is located annular spacing groove are equipped with the lantern ring, the fixed surface of the lantern ring is connected with the stopper, active carbon filter screen, HEPA filter screen, fresh air primary efficiency filter screen all include the fixed frame in the outside, the top and the equal fixedly connected with mounting in bottom of the left and right sides of the fixed frame in the outside, the mounting includes the fixed block, the fixed orifices has been seted up on the fixed block, one side intercommunication of fixed orifices inner surface has the constant head tank, one side of fixed block bonds there is the rubber pad.
10. The whole house air epidemic prevention energy saving system according to claim 1, further comprising the following control method:
s1: in a normal period, the control module comprehensively adjusts the working gears of the return air variable-air-volume air valve, the air supply variable-air-volume air valve and the fan of each indoor room to enable the fresh air volume of each indoor room to be slightly larger than the air exhaust volume, so that the indoor air is kept to be slightly higher than the outdoor air pressure, the indoor air is in a micro-positive pressure state, and pollutants such as outdoor viruses, PM2.5 and the like are isolated from being transmitted into the room through door and window gaps and a toilet floor drain.
S2: on the basis of the S1 control method, in a special period (such as a novel coronavirus epidemic situation period, an influenza outbreak period and the like), the control module starts the air inlet ultraviolet lamp and the electrostatic dust removal module, and the HEPA filter screen is started by closing the air valve of the HEPA filter screen, so that outdoor viruses are prevented from being transmitted, and the cross infection of different building units is avoided; the control module starts the return air ultraviolet lamp to sterilize and disinfect the indoor return air, so that virus diffusion is avoided; closing the main air valve, opening the bypass air channel,
s3: on the basis of the S2 control method, when the equipment system is applied to a home environment in a special period (such as a novel coronavirus epidemic period, an influenza outbreak period and the like), the control module supports that the introduced fresh air volume is reduced and the danger of sucking in foreign viruses is reduced by closing an air volume variable air valve in an unmanned room area; the control module also supports the introduction of fresh air (which is lower than the required fresh air volume of each region in the ordinary period) by switching to the fresh air volume according to the national and industrial minimum standards, so that the working gear of the fan is reduced, the introduced fresh air volume is reduced, and the risk of sucking in foreign viruses is reduced.
S4: on the basis of the S3 control method, when the equipment system is applied to a household environment in a special period (such as a novel coronavirus epidemic period, an influenza outbreak period and the like), indoor return air volume is increased, a part of the return air volume is discharged outdoors as exhaust air through the control module and the return air valve, and the rest return air and fresh air are mixed, sterilized and disinfected and then returned indoors. Through partial return air mode, reach the disinfection effect of disinfecting fast to the room air, can guarantee the ultraviolet radiation volume of effectively killing virus bacterium to promote the disinfection efficiency of disinfecting.
S5: on the basis of the S2 control method, when the equipment system is applied to a person dense space region such as an office building in a special period (such as a novel coronavirus epidemic situation period and an influenza outbreak period), the fan operates at the maximum working gear, viruses in the air breathed by indoor latent infected patients are diluted by increasing the fresh air ventilation volume, and the virus propagation risk is reduced.
S6: on the basis of the S2 control method, in a special period (such as a novel coronavirus epidemic period, an influenza outbreak period and the like), when the equipment system is applied to a home environment, when a suspected infection symptom exists in a family, the household isolation is needed, the air supply variable air volume air valve of an isolated room is closed through the control module, the air exhaust variable air volume air valve of the isolated room is started, the isolated room is enabled to form local negative pressure, other rooms are kept at positive pressure, and the virus diffusion is prevented by changing the indoor air flow organization form; the air exhausting quantity of the variable air quantity air valve for isolating the room is 2-3 times of that of the ordinary period, so that the effect of quickly diluting virus and bacteria is achieved; through the wind direction switching module, change the wind direction transmission path in whole house, the new trend is sent into indoorly by former indoor exhaust opening, and it is discharged by former indoor new wind gap to air exhaust, arranges the virus bacterium to the open air with the shortest route.
S7: on the basis of the S1 control method, in ordinary periods, the air detection module monitors that the air quality of the room area is poor (for example, the formaldehyde concentration is high after decoration), the air detection module communicates with the control module, the return air valve is started to be changed into an internal circulation mode by adjusting the return air variable air volume air valve, the air supply variable air volume air valve and the working gear of the fan in the room area, the return air volume and the air supply volume are increased to 2-3 times of the ordinary periods, the effect of quickly purifying the air in the room area is achieved, and the purification efficiency is improved.
S8: on the basis of the S1 control method, in the ordinary period, when the indoor and outdoor temperature difference is large in summer and winter, the bypass air channel is closed, the main air channel air valve is opened, fresh air is introduced according to the minimum standard fresh air quantity of the state and the industry, the load influence on an air conditioning system caused by the introduced fresh air and the indoor air temperature difference is reduced, and the energy consumption of the air conditioning system is saved.
S9: on the basis of the S1 control method, in ordinary times, when the indoor and outdoor temperature difference is less than three-five degrees in spring and autumn, the bypass air channel is opened, the main air channel air valve is closed, fresh air and exhaust air do not pass through the heat exchange core body and are directly exchanged, the working operation gear of the motor is reduced by reducing the wind resistance, and the energy consumption is saved.
S10: on the basis of the S1 control method, in ordinary times, the return air variable air volume air valve and the air supply variable air volume air valve of an unmanned room can be closed through the control module, the working operation gear of the motor is reduced, and the energy consumption is saved.
CN202010273314.4A 2020-04-09 2020-04-09 Whole-house air epidemic prevention energy-saving system Pending CN111998453A (en)

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CN112665075A (en) * 2020-12-23 2021-04-16 重庆海润节能技术股份有限公司 Air internal and external circulation ventilation system suitable for closed square cabin and control method
CN112963949A (en) * 2021-02-23 2021-06-15 东南大学 Epidemic prevention energy-saving intelligent ventilation control system and method based on real-time personnel detection
CN112963949B (en) * 2021-02-23 2022-02-01 东南大学 Epidemic prevention energy-saving intelligent ventilation control system and method based on real-time personnel detection
CN112984670A (en) * 2021-03-22 2021-06-18 浙江韶华建设有限公司 House ventilation system
CN113175726A (en) * 2021-04-27 2021-07-27 青岛市中心医院 Quiet center new trend system of joining in marriage

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