CN111609484B - Indoor air quality monitoring and purifying system - Google Patents
Indoor air quality monitoring and purifying system Download PDFInfo
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- CN111609484B CN111609484B CN202010426550.5A CN202010426550A CN111609484B CN 111609484 B CN111609484 B CN 111609484B CN 202010426550 A CN202010426550 A CN 202010426550A CN 111609484 B CN111609484 B CN 111609484B
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- mixing chamber
- air
- inlet pipe
- air inlet
- shell
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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
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
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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
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrostatic Separation (AREA)
Abstract
The invention relates to the technical field of air purification, and discloses an indoor air quality monitoring and purifying system which comprises a mixing chamber and a water tank, wherein a capillary water absorption column is arranged in the water tank, an ultrasonic atomizer is arranged on the side wall of the water tank, and the capillary water absorption column is connected with the water inlet end of the ultrasonic atomizer; a catheter is arranged on the side wall of the mixing chamber, and a needle electrode is arranged in the inner cavity of the catheter; an electrode plate is arranged on the outer wall of the mixing chamber, and the needle electrode and the electrode plate are respectively and electrically connected with the positive electrode and the negative electrode of the high-voltage power supply; the bottom of the mixing chamber is provided with an air inlet pipe with an exhaust fan and an air monitor; an exhaust pipe with an aerial fog separation mechanism is arranged on the top cover of the mixing chamber. The ultrasonic atomization device generates water mist through ultrasonic atomization, applies an electric field to the water mist to electrify the water mist, quickly and efficiently mixes the water mist with air entering a mixing chamber, and finally obtains clean air through separation of the gas mist separation mechanism, so that the purification efficiency is high; and the charged water mist has a certain killing effect on microorganisms carried on the particles or suspended matters.
Description
Technical Field
The invention relates to the technical field of air purification, in particular to an indoor air quality monitoring and purifying system.
Background
At present, most of activity spaces of human beings are indoor, so that the indoor air quality greatly influences the health of people. Along with the rapid construction of urbanization, the harm of indoor dust pollution to human bodies is increased day by day, and dust particles and other suspended matters exist in dust pollutants in indoor air; especially, the particles with the diameter less than or equal to 2.5 microns, also called respirable lung particles (PM2.5), have the diameter less than 1/20 of hair, compared with the thicker atmospheric particles, the PM2.5 has small particle size, large area, strong activity, easy attachment of toxic and harmful substances (such as heavy metals, microorganisms and the like), and long retention time in the atmosphere, thereby having great influence on the health of human bodies.
The existing indoor air monitoring and purifying equipment adopts a filter cylinder for filtering, but has poor filtering effect on dust particles or other suspended matters. Therefore, it is highly desirable to develop an indoor air quality monitoring and purifying system to achieve efficient purification of dust particles or other suspended matters in indoor air.
Disclosure of Invention
Based on the problems, the invention provides an indoor air quality monitoring and purifying system, water mist is generated through ultrasonic atomization, an electric field is applied to the water mist to electrify the water mist, the water mist is quickly and efficiently mixed with air entering a mixing chamber, and finally the air mist is separated by an air mist separating mechanism to obtain clean air, so that the purifying efficiency is high; and the charged water mist has a certain killing effect on microorganisms carried on the particles or suspended matters.
In order to solve the technical problems, the invention provides an indoor air quality monitoring and purifying system which comprises a mixing chamber and a water tank with a water filling port, wherein a capillary water absorption column is arranged in the water tank, an ultrasonic atomizer is arranged on the side wall of the water tank, and the top end of the capillary water absorption column is connected to the water inlet end of the ultrasonic atomizer; the mixing chamber is a hollow cavity with a bottom and a top cover, a conduit communicated with the inner cavity of the mixing chamber is arranged in the middle of the side wall of the mixing chamber, a needle electrode is axially arranged in the inner cavity of the conduit, and the tip of the needle electrode axially extends into the inner cavity of the mixing chamber along the conduit; an electrode plate is arranged at the position of the outer wall of the mixing chamber, which is opposite to the needle electrode, and the needle electrode and the electrode plate are respectively and electrically connected with the positive electrode and the negative electrode of the high-voltage power supply; an air inlet pipe communicated with the inner cavity of the mixing chamber is arranged at the bottom of the mixing chamber, and an exhaust fan and an air monitor are connected to the section of the air inlet pipe positioned outside the mixing chamber; an exhaust pipe is arranged on the top cover of the mixing chamber, and an aerial fog separating mechanism is arranged in the exhaust pipe.
Furthermore, the gas-fog separation mechanism comprises a shell fixed on the exhaust pipe, the top of the shell is provided with a vent hole, a rotating blade which is positioned right above the exhaust pipe and vertical to the axial direction of the exhaust pipe is arranged in the shell, and the rotating blade is driven by a motor fixed on the shell; the top of the exhaust pipe extends to the middle part of the inner cavity of the shell, and the bottom of the shell is provided with a flow guide pipe communicated with the inner cavity of the shell.
Further, a filter screen is arranged between the rotating blade and the top of the shell.
Furthermore, a sleeve with the diameter larger than that of the air inlet pipe is sleeved on the outer wall of the outlet end of the air inlet pipe, the sleeve extends into the inner cavity of the mixing chamber along the air outlet direction of the air inlet pipe, the end of the sleeve, which is overlapped with the air inlet pipe, is hermetically connected with the outer wall of the air inlet pipe through an annular end plate, and a neck reducing section and a neck expanding section are sequentially arranged at the front end of the sleeve along the air outlet direction of the air inlet pipe; the air outlet of the air inlet pipe is provided with a necking, and a through hole penetrating through the wall thickness of the sleeve is formed in the side wall of the sleeve between the annular end plate and the necking section.
Furthermore, the number of the needle electrodes is multiple, and the multiple needle electrodes are uniformly distributed in the inner cavity of the catheter.
Compared with the prior art, the invention has the beneficial effects that: the ultrasonic atomization device generates water mist through ultrasonic atomization, applies an electric field to the water mist to electrify the water mist, quickly and efficiently mixes the water mist with air entering a mixing chamber, and finally obtains clean air through separation of the gas mist separation mechanism, so that the purification efficiency is high; and the charged water mist has a certain killing effect on microorganisms carried on the particles or suspended matters.
Drawings
FIG. 1 is a schematic structural diagram of an indoor air quality monitoring and purification system in an embodiment;
FIG. 2 is a schematic view of the connection between the air inlet duct and the casing in the embodiment;
wherein, 1, mixing chamber; 2. a water tank; 3. a capillary suction column; 4. an ultrasonic atomizer; 5. a needle electrode; 6. an electrode plate; 7. a high voltage power supply; 8. an air inlet pipe; 9. an exhaust fan; 10. an air monitor; 11. an exhaust duct; 12. a housing; 13. a vent hole; 14. a rotating blade; 15. a motor; 16. a flow guide pipe; 17. a filter screen; 18. a sleeve; 19. a necking section; 20. a neck-expanding section; 21. and a through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example (b):
referring to fig. 1-2, an indoor air quality monitoring and purifying system comprises a mixing chamber 1 and a water tank 2 with a water filling port, wherein a capillary water absorption column 3 is arranged in the water tank 2, an ultrasonic atomizer 4 is arranged on the side wall of the water tank 2, and the top end of the capillary water absorption column 3 is connected to the water inlet end of the ultrasonic atomizer 4; the mixing chamber 1 is a hollow cavity with a bottom and a top cover, a conduit communicated with the inner cavity of the mixing chamber 1 is arranged in the middle of the side wall of the mixing chamber 1, a needle electrode 5 is axially arranged in the inner cavity of the conduit, and the tip of the needle electrode 5 axially extends into the inner cavity of the mixing chamber 1 along the conduit; an electrode plate 6 is arranged at the position of the outer wall of the mixing chamber 1 opposite to the needle electrode 5, and the needle electrode 5 and the electrode plate 6 are respectively electrically connected with the positive electrode and the negative electrode of a high-voltage power supply 7; an air inlet pipe 8 communicated with the inner cavity of the mixing chamber 1 is arranged at the bottom of the mixing chamber 1, and an exhaust fan 9 and an air monitor 10 are connected to the section of the air inlet pipe 8 positioned outside the mixing chamber 1; an exhaust pipe 11 is arranged on the top cover of the mixing chamber 1, and an aerosol separation mechanism is arranged in the exhaust pipe 11.
In the embodiment, water is added into the water tank 2 through a water filling port in advance, the capillary water absorption column 3 absorbs the water in the water tank 2 to the water inlet end of the ultrasonic atomizer 4, and the ultrasonic waves spray the water conveyed by the capillary water absorption column 3 into the mixing chamber 1 through a guide pipe after the water is ultrasonically atomized; after the needle electrode 5 and the electrode plate 6 are connected with a high-voltage power supply 7, an electric field is generated between the needle electrode 5 and the electrode plate 6, and the needle electrode 5 generates a corona phenomenon to charge the water mist sprayed into the mixing chamber 1. An exhaust fan 9 in the air inlet pipe 8 sucks indoor air, and an air monitor 10 sprays the air into the mixing chamber 1 through the air inlet pipe 8 after detecting the air; electrified water smoke mixes with the air that gets into in the mixing chamber 1, and dust particle and other suspended solids in the air mix with the water smoke fast high-efficiently under the electrostatic attraction effect of water smoke, and the water smoke that has mixed dust particle and other suspended solids carries out the aerial fog separation in getting into aerial fog separating mechanism through the exhaust pipe 11 at mixing chamber 1 top gradually, and the air current after the separation is discharged to indoor through exhaust pipe 11, and the water smoke that carries dust particle and other suspended solids then collects in aerial fog separating mechanism. In the embodiment, water mist is generated by ultrasonic atomization, an electric field is applied to the water mist to electrify the water mist, the water mist is quickly and efficiently mixed with air entering the mixing chamber 1, and finally the air is separated by the gas-mist separation mechanism to obtain clean air, so that the purification efficiency is high; and the charged water mist has a certain killing effect on microorganisms carried on the particles or suspended matters.
The aerosol separation mechanism in the embodiment comprises a shell 12 fixed on an exhaust pipe 11, a vent hole 13 is arranged at the top of the shell 12, a rotating blade 14 which is positioned right above the exhaust pipe 11 and is vertical to the axial direction of the exhaust pipe 11 is arranged in the shell 12, and the rotating blade 14 is driven by a motor 15 fixed on the shell 12; the top of the exhaust pipe 11 extends to the middle position of the inner cavity of the shell 12, and the bottom of the shell 12 is provided with a draft tube 16 communicated with the inner cavity of the shell 12. The water mist mixed with the dust particles and other suspended matters in the indoor air is guided into the shell 12 through the exhaust pipe 11, a part of the water mist collides with the rotating blades 14 and adheres to the rotating blades 14, under the high-speed rotation of the rotating blades 14, the water mist adhered to the rotating blades 14 and the water mist at the periphery of the rotating blades 14 are thrown onto the inner wall of the shell 12 and gradually converged into liquid drops carrying the dust particles and other suspended matters, and the liquid drops gradually flow to the bottom of the shell 12 along the inner wall of the shell 12 under the action of gravity; because the top of the exhaust pipe 11 extends to the middle position of the inner cavity of the shell 12, a collecting groove is formed between the outer part of the top of the exhaust pipe 11 and the inner wall of the shell 12, and the liquid drops flowing down are collected in the collecting groove and finally guided out of the shell 12 through the guide pipe 16. In the embodiment, the wind generated by the rotation of the blades faces the vent hole 13 at the top of the shell 12, so that the air flow is conveniently discharged; in order to improve the collision probability of the water mist with the blades, the rotating blades 14 in the embodiment are multi-density multi-blades, and the number of the blades is 8-16.
Be provided with filter screen 17 between rotating vane 14 and the top of casing 12, can carry out secondary filter to the air current after the blade is handled, prevent that some water smoke that carries in the air current from overflowing outside casing 12 through ventilation hole 13, improve the purification efficiency to dust and other suspended solids in the room air.
The outer wall of the outlet end of the air inlet pipe 8 is sleeved with a sleeve 18 with the diameter larger than that of the air inlet pipe 8, the sleeve 18 extends into the inner cavity of the mixing chamber 1 along the air outlet direction of the air inlet pipe 8, the end of the sleeve 18 which is overlapped with the air inlet pipe 8 is hermetically connected with the outer wall of the air inlet pipe 8 through an annular end plate, and the front end of the sleeve 18 along the air outlet direction of the air inlet pipe 8 is sequentially provided with a necking section 19 and a necking section 20; the air outlet of the air inlet pipe 8 is provided with a necking, and a through hole 21 penetrating through the wall thickness of the sleeve 18 is arranged on the side wall of the sleeve 18 between the annular end plate and the necking section 19. The sleeve 18 and the air inlet pipe 8 form a jet pipe, and the air flow of the air inlet pipe 8 is accelerated by a necking part at the outlet end, then is sprayed into a necking section of the sleeve 18 and is sprayed into the mixing chamber 1 by a necking section 20; in the air current blowout in-process through sleeve 18, produce the negative pressure in the space between the exit end outer wall of play tuber pipe and the sleeve 18 inner wall, the water smoke that is located mixing chamber 1 is inhaled in the sleeve 18 inner chamber through-hole 21 to spout to mixing chamber 1 in with spun air current blowout after 19 internal mixings of necking down, can further improve the mixing efficiency of dust particle in electrified water smoke and the air and other suspended solids, thereby improve air purification efficiency. In this embodiment, the inner wall of the top cover of the mixing chamber 1 is arc-shaped, so that the air flow can circulate in the mixing chamber 1, and the water mist can enter the sleeve 18 through the through holes 21 to be mixed with dust particles and suspended matters in the air while the resistance is reduced.
The needle electrodes 5 are multiple in number, and the multiple needle electrodes 5 are uniformly distributed in the inner cavity of the catheter. A plurality of needle electrodes 5 evenly distributed in the pipe inner chamber, increase the electrified probability of 4 spun water smoke of ultrasonic atomization wares, make more water smoke electrified, guarantee that dust particle or other suspended solids can be adsorbed by water smoke.
The above is an embodiment of the present invention. The embodiments and specific parameters in the embodiments are only for the purpose of clearly illustrating the verification process of the invention and are not intended to limit the scope of the invention, which is defined by the claims, and all equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be covered by the scope of the present invention.
Claims (4)
1. The utility model provides an indoor air quality monitoring and clean system, includes mixing chamber (1) and water tank (2) that have the water filling port, its characterized in that: a capillary water absorption column (3) is arranged in the water tank (2), an ultrasonic atomizer (4) is arranged on the side wall of the water tank (2), and the top end of the capillary water absorption column (3) is connected to the water inlet end of the ultrasonic atomizer (4); the mixing chamber (1) is a hollow cavity with a bottom and a top cover, a conduit communicated with the inner cavity of the mixing chamber (1) is arranged in the middle of the side wall of the mixing chamber (1), a needle electrode (5) is axially arranged in the inner cavity of the conduit, and the tip of the needle electrode (5) axially extends out of the inner cavity of the mixing chamber (1) along the conduit; an electrode plate (6) is arranged at the position of the outer wall of the mixing chamber (1) opposite to the needle electrode (5), and the needle electrode (5) and the electrode plate (6) are respectively electrically connected with the positive electrode and the negative electrode of a high-voltage power supply (7); an air inlet pipe (8) communicated with the inner cavity of the mixing chamber (1) is arranged at the bottom of the mixing chamber (1), and an exhaust fan (9) and an air monitor (10) are connected to the section of the air inlet pipe (8) positioned outside the mixing chamber (1); an exhaust pipe (11) is arranged on a top cover of the mixing chamber (1), and an aerosol separation mechanism is installed in the exhaust pipe (11);
the outer wall of the outlet end of the air inlet pipe (8) is sleeved with a sleeve (18) with the diameter larger than that of the air inlet pipe (8), the sleeve (18) extends into the inner cavity of the mixing chamber (1) along the air outlet direction of the air inlet pipe (8), the end of the sleeve (18) which is overlapped with the air inlet pipe (8) is hermetically connected with the outer wall of the air inlet pipe (8) through an annular end plate, and the front end of the sleeve (18) along the air outlet direction of the air inlet pipe (8) is sequentially provided with a neck reducing section (19) and a neck expanding section (20); the air outlet of the air inlet pipe (8) is provided with a necking, and a through hole (21) penetrating through the wall thickness of the sleeve (18) is formed in the side wall of the sleeve (18) between the annular end plate and the necking section (19).
2. The indoor air quality monitoring and purification system of claim 1, wherein: the gas-mist separation mechanism comprises a shell (12) fixed on an exhaust pipe (11), a vent hole (13) is formed in the top of the shell (12), a rotating blade (14) which is positioned right above the exhaust pipe (11) and is vertical to the axial direction of the exhaust pipe (11) is installed in the shell (12), and the rotating blade (14) is driven by a motor (15) fixed on the shell (12); the top of the exhaust pipe (11) extends to the middle position of the inner cavity of the shell (12), and a flow guide pipe (16) communicated with the inner cavity of the shell (12) is arranged at the bottom of the shell (12).
3. The indoor air quality monitoring and purification system of claim 2, wherein: a filter screen (17) is arranged between the rotating blade (14) and the top of the shell (12).
4. An indoor air quality monitoring and purification system according to any one of claims 1 to 3, wherein: the number of the needle electrodes (5) is multiple, and the needle electrodes (5) are uniformly distributed in the inner cavity of the catheter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010426550.5A CN111609484B (en) | 2020-05-19 | 2020-05-19 | Indoor air quality monitoring and purifying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010426550.5A CN111609484B (en) | 2020-05-19 | 2020-05-19 | Indoor air quality monitoring and purifying system |
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| Publication Number | Publication Date |
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| CN111609484A CN111609484A (en) | 2020-09-01 |
| CN111609484B true CN111609484B (en) | 2021-07-20 |
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| CN202010426550.5A Active CN111609484B (en) | 2020-05-19 | 2020-05-19 | Indoor air quality monitoring and purifying system |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113357741A (en) * | 2021-05-20 | 2021-09-07 | 吉林大学 | Aplastic anemia patient is with clean nursing articles for use of daily life |
| CN114838434B (en) * | 2022-05-13 | 2024-05-07 | 戴纳智造河北工业设备有限公司 | Biological safety exhaust device for nucleic acid detection laboratory |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8236092B1 (en) * | 2011-06-27 | 2012-08-07 | Richards Clyde N | Pressure gradient gas scrubber apparatus and method |
| JP2013066837A (en) * | 2011-09-22 | 2013-04-18 | Panasonic Corp | Cooling dust collector |
| JP2013075265A (en) * | 2011-09-30 | 2013-04-25 | Panasonic Corp | Electrostatic atomizing device |
| CN104748263B (en) * | 2015-03-31 | 2018-04-27 | 西安交通大学 | It is a kind of that atomizing humidifying performance and the device of air purification are carried out using air conditioner condensate water |
| CN106369694A (en) * | 2016-11-11 | 2017-02-01 | 天津深呼吸环境科技发展有限公司 | Split type air generator |
| CN206583000U (en) * | 2017-02-22 | 2017-10-24 | 王全龄 | A kind of water-washing type air purification VMC |
| CN206572629U (en) * | 2017-03-18 | 2017-10-20 | 梁浩鑫 | Wet dust removal energy-saving type air conditioner case |
| CN109899899A (en) * | 2017-12-08 | 2019-06-18 | 陕西柯瑞达环保科技有限公司 | A kind of Wind Volume air purifier |
| CN208205271U (en) * | 2018-04-02 | 2018-12-07 | 江苏大学 | A kind of intelligence electrostatic atomization air cleaning unit |
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