CN111853984A - Indoor air sterilizing device - Google Patents

Indoor air sterilizing device Download PDF

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Publication number
CN111853984A
CN111853984A CN202010674311.1A CN202010674311A CN111853984A CN 111853984 A CN111853984 A CN 111853984A CN 202010674311 A CN202010674311 A CN 202010674311A CN 111853984 A CN111853984 A CN 111853984A
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CN
China
Prior art keywords
indoor air
air
disinfection
indoor
disinfection cavity
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Pending
Application number
CN202010674311.1A
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Chinese (zh)
Inventor
潘奕霖
潘玮
徐成斌
叶知珏
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Shanghai Cangao Education Equipment Co ltd
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Shanghai Cangao Education Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Cangao Education Equipment Co ltd filed Critical Shanghai Cangao Education Equipment Co ltd
Priority to CN202010674311.1A priority Critical patent/CN111853984A/en
Publication of CN111853984A publication Critical patent/CN111853984A/en
Pending legal-status Critical Current

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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
    • 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
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • 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
    • F24F11/89—Arrangement or mounting of control or safety devices
    • 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
    • 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
    • F24F2110/10—Temperature
    • 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
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

The invention relates to an indoor air disinfection device which comprises a disinfection cavity, an air blower, an ultraviolet disinfection device, an indoor air monitor and a controller, wherein the air blower is arranged at an indoor air inlet of the disinfection cavity, a reflecting mirror surface is arranged on the inner side wall of the disinfection cavity, the ultraviolet disinfection device is arranged in the disinfection cavity, and the indoor air monitor detects the indoor air quality and automatically controls the operation of the air blower and the ultraviolet disinfection device through the controller. The invention can realize automatic and real-time disinfection of indoor air, improve the disinfection effect and ensure the indoor air quality.

Description

Indoor air sterilizing device
Technical Field
The invention belongs to the technical field of air disinfection equipment, and particularly relates to an indoor air disinfection device.
Background
The existing indoor air disinfection does not generally consider that people disinfect air in a closed space when using the air disinfectant, because the use of the air disinfectant is possibly unfavorable for the respiratory tract of people in the space, for example, the use of ozone and similar air disinfectants has the risk of causing respiratory tract diseases. Therefore, the indoor air sterilization technology is commonly used for sterilizing when an indoor space is not used, such as a classroom, a hospital clinic, a museum and the like, and ultraviolet sterilization lamps are used for intermittently sterilizing the space at night. Such space sterilization techniques are techniques for sterilizing static or substantially static air in a space, static air being air that is naturally convected, air conditions in which no air moving devices are added to forcibly drive air convection.
The general air conditioning technology does not consider the flowing air sterilization, so the traditional static air sterilization technology cannot be used in the air conditioner. With the development of society, in the enclosed or substantially enclosed indoor spaces such as classrooms, hospitals, museums and the like where high-density people gather, a device capable of disinfecting indoor air in real time is needed to disinfect the air breathed by the indoor people instantly.
Disclosure of Invention
The invention aims to provide an indoor air disinfection device, which can realize automatic and real-time disinfection of indoor air, improve the disinfection effect and guarantee the indoor air quality.
The technical scheme adopted by the invention for solving the technical problems is to provide an indoor air disinfection device, which comprises a disinfection cavity, a blower, an ultraviolet disinfection device, an indoor air monitor and a controller, wherein the disinfection cavity sucks indoor air through the blower, the inner side wall of the disinfection cavity is provided with a reflecting mirror surface, the ultraviolet disinfection device is installed in the disinfection cavity, and the indoor air monitor detects the indoor air quality and automatically controls the operation of the blower and the ultraviolet disinfection device through the controller.
The inside dust collector that is equipped with of disinfection cavity, dust collector includes dust removal brush and actuating mechanism, the dust removal brush sets up and carries out reciprocating motion through the actuating mechanism drive along the inside wall of disinfection cavity.
The dust removal device is arranged in the disinfection cavity and comprises a cyclone generation device with adjustable wind direction and rotation speed, and the cyclone generation device is arranged at the upstream end of the gas flow of the disinfection cavity.
The indoor air inlet is provided with a detachable filtering device, and a solid filtering core material of the filtering device is a microporous ceramic material, a powder metallurgy microporous core material or a compact metal net.
The indoor air inlet is provided with filter equipment, filter equipment includes flexible filter cloth, initiative winding roller and driven winding roller set up respectively in indoor air inlet both sides, flexible filter cloth both ends are convoluteed respectively on initiative winding roller and driven winding roller and the filter section parallel tensioning ground of centre covers at the filter cross-section of indoor air inlet, initiative winding roller takes place regularly discontinuous rotation and batches flexible filter cloth and realizes the segmentation of flexible filter cloth and use.
The indoor air inlet is provided with filter equipment, filter equipment includes flexible filter cloth, initiative winding roller, driven winding roller and gas permeability detection sensor, initiative winding roller and driven winding roller set up respectively in indoor air inlet both sides, flexible filter cloth both ends are convoluteed respectively on initiative winding roller and driven winding roller and the filter section parallel tensioning ground of centre covers the filter cross-section at indoor air inlet, initiative winding roller takes place discontinuity rotation and batches flexible filter cloth and realizes the segmentation of flexible filter cloth to use, gas permeability detection sensor corresponds the setting of the middle filter section of flexible filter cloth and controls the discontinuity rotation of initiative winding roller through the gas permeability signal that detects flexible filter cloth.
The interior of the flexible filter cloth contains a spraying and melting cloth interlayer.
The novel disinfection device is characterized by further comprising an outdoor air monitor, a non-uniform electric field generator and an outdoor fresh air inlet communicated with the disinfection cavity, wherein the non-uniform electric field generator is arranged inside the disinfection cavity, and the outdoor air monitor detects the quality of outdoor air and controls the operation of the air inlet of the outdoor fresh air inlet and the operation of the non-uniform electric field generator through a controller.
The indoor air monitor monitors the carbon dioxide concentration of indoor air and controls the air inlet of the outdoor fresh air inlet through the controller.
And an air outlet of the disinfection cavity is provided with an ozone elimination metal net which is grounded.
Still include air temperature regulator and indoor temperature sensor, air temperature regulator passes through heat exchange circulation passageway and establishes ties with the disinfection cavity, indoor temperature sensor controls through detecting indoor temperature and through the operation of controller to air temperature regulator.
The disinfection cavity is two or more, an air transition channel with controllable channel on-off is arranged between adjacent disinfection cavities, and the air outlet of the disinfection cavity is controllable and closed.
Advantageous effects
Firstly, the indoor air quality is monitored, so that the indoor air disinfection system can be automatically started to disinfect indoor air in real time, and the quality of indoor air breathed by people in real time is guaranteed.
Secondly, in the invention, the inner side surface of the disinfection cavity is set to be a reflecting mirror surface, and the ultraviolet disinfection device is matched to disinfect air, thus being beneficial to improving the killing effect of ultraviolet rays on microorganisms and improving the disinfection effect of air.
Thirdly, the dust removal device is arranged in the disinfection cavity, so that dust generated in the cavity can be effectively prevented from attaching to the disinfection cavity, and the lasting disinfection efficiency of the device can be ensured.
Fourthly, in the invention, the indoor air inlet is provided with the filtering device, so that particles, infection sources and the like in the air can be filtered in the operation process, and the indoor air quality is improved. The effective filter section of the flexible filter cloth can be automatically controlled and replaced through the coiling structure, the air inlet effect can be guaranteed, meanwhile, the filtering performance of the flexible filter cloth can be fully exerted, and the operation cost is favorably reduced.
Fifthly, according to the indoor air quality and the outdoor air quality which are monitored, the indoor air can be supplemented by introducing outdoor fresh air in time and sterilizing the fresh air, and the indoor air quality and the oxygen concentration supplement of the indoor air can be adjusted quickly.
Sixthly, in the invention, a plurality of disinfection cavities can be arranged, so that the disinfection cavities can be correspondingly adjusted according to the monitored indoor and outdoor air quality to realize parallel or serial work, the working states can be switched according to specific requirements, the application range is wider, and the indoor air disinfection under the condition that the indoor and outdoor air quality is seriously polluted simultaneously can be effectively met.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of a dust removing brush arranged on the inner side wall of the disinfection cavity.
Fig. 3 is a schematic structural diagram of the flexible filter cloth driven by a coiling device to realize the replacement of the filter section.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Fig. 1 shows an indoor air sterilizing apparatus, which comprises two sterilizing chambers 1 arranged in parallel, a blower 2, an ultraviolet sterilizing apparatus 3, an indoor air monitor and a controller.
The air outlet of the disinfection cavity 1 is provided with an air blower 2, and the air blower 2 drives indoor air to enter the air channel of the disinfection cavity 1 through an indoor air inlet. An ultraviolet disinfection device 3 is arranged in the disinfection cavity 1, and the ultraviolet disinfection device 3 adopts an ultraviolet lamp set and is used for disinfecting air flowing through the disinfection cavity 1. The inside wall of disinfection cavity 1 is equipped with speculum face 4, plays the effect of reflection ultraviolet ray, can promote about 10% with the effect that the microorganism was killed to the ultraviolet ray. The indoor air monitor is installed indoors, can carry out real-time detection to indoor air quality, and monitoring signal conveys to the controller and can carry out automatic control through the operation of controller to air-blower 2 and ultraviolet degassing unit 3 to can disinfect work in real time according to indoor air quality.
Since the flowing air is sterilized, if dust is adhered to the inside of the sterilizing chamber 1 in a long-term use, the sterilizing efficiency is lowered, and therefore, a dust removing device is provided inside the sterilizing chamber 1. For the disinfection cavity 1 with specific regular cavities such as cylindrical and rectangular cylindrical cavities, the dust removing device comprises a dust removing brush 5 and a driving mechanism, as shown in fig. 2, the dust removing brush 5 is arranged along the inner side wall of the disinfection cavity 1, and the driving mechanism drives the dust removing brush 5 to perform reciprocating motion along the direction of the central axis to remove dust from the disinfection cavity 1 and clean the disinfection cavity. The dust removing brush 5 can be operated synchronously with the blower 2, or intermittently driven by the driving mechanism so that the dust removing brush 5 is controlled to operate intermittently.
For irregular air passages, the dust removing device can be set as a cyclone generating device with adjustable wind direction and rotation speed. The cyclone generating device is arranged at the upstream end of the gas flow of the disinfection cavity 1 and comprises a wind vane which enables the fluid air in the disinfection cavity 1 to form cyclone by rotation, and dust is difficult to deposit and accumulate under the action of the cyclone. The wind leaf is equipped with adjustable damping structure for adjust paging rotational speed and angle.
Indoor air intake is provided with filter equipment for filter the particulate matter that contains in the air, reduce the interior dust deposit of disinfection cavity 1, and can promote the disinfection effect. The structure of the filter device is shown in figure 3, and comprises a flexible filter cloth 6 and a filter cloth coiling device. The flexible filter cloth 6 comprises non-woven fabrics at the upper layer and the lower layer and a spraying and melting cloth interlayer in the middle, and the spraying and melting cloth interlayer can effectively filter the droplet infection source of the infectious diseases. As shown in fig. 3, the filter cloth winding device includes a driving winding roller 7 and a driven winding roller 8, and the driving winding roller 7 and the driven winding roller 8 are respectively disposed at both sides of an indoor air inlet. Two ends of the flexible filter cloth 6 are respectively wound on the driving winding roll shaft 7 and the driven winding roll shaft 8, and the middle filter section is parallelly and tightly covered on the filter section of the indoor air inlet. The driving winding roll shaft 7 is driven to rotate discontinuously, and the flexible filter cloth 6 is wound to realize the sectional use of the flexible filter cloth 6. For the control of the active winding roll shaft 7, the flexible filter cloth 6 with a certain length can be coiled at fixed time by adopting an open-loop control mode, so that the effective filter section can be updated in time. Also can adopt the closed-loop control mode, through the position correspondence at the middle filter stage of flexible filter cloth 6 sets up gas permeability detection sensor, can detect the micropore jam degree of flexible filter cloth 6, when the gas permeability signal of flexible filter cloth 6 drops to the threshold value of settlement, starts initiative winding roller 7 and batches certain length to flexible filter cloth 6, realizes the renewal of effective filter stage, can reduce the number of times of changing flexible filter cloth 6 effectively.
Of course, in addition to the above-described structure, the air may be filtered by a filter device having a solid filter core material, and the solid filter core material may be a microporous ceramic, a powder metallurgy microporous core material, a dense metal mesh, or the like. Filter equipment detachably installs at indoor air intake, conveniently takes out and cleans.
The indoor air sterilizing device also comprises an outdoor air monitor, a non-uniform electric field generator and an outdoor fresh air inlet communicated with the sterilizing cavity 1. Can insert fresh air fast through outdoor new trend access mouth and disinfect, improve the indoor air quality more fast, can satisfy the indoor air quality relatively poor occasion use that crowd density leads to greatly. The outdoor fresh air inlet is provided with a controlled valve, the outdoor air monitor is installed outdoors, has the performance of detecting PN2.5 or nano-scale dust, can control the valve to be closed to reject to get wind from the outside when the outdoor air quality does not reach the standard by detecting the outdoor air quality and controlling the opening and closing of the valve through the controller. The nonuniform electric field generator is arranged in the disinfection cavity 1 to form a serial disinfection structure with the ultraviolet disinfection device 3, and the nonuniform electric field generator consists of a piece of mesh electrode and at least one point-shaped electrode. The outdoor air monitor can detect the quality of outdoor air, and control the operation of the non-uniform electric field generator by the controller, when the outdoor air monitor detects that the quality of outdoor air is poor, the non-uniform electric field generator can be started for reducing and treating PN2.5 and nano-scale dust, and the non-uniform electric field generator is a removal device which is finer than a filter device.
The oxygen enrichment device can be installed to outdoor new trend access mouth inside, and the oxygen enrichment device can adopt rich oxygen membrane, and rich oxygen membrane is a dialysis membrane, and the both sides gas pressure difference of membrane produces osmotic pressure for inside oxygen can be through entering into disinfection cavity 1, is favorable to increasing indoor oxygen's content. Because the unique structure of the oxygen-enriched film can effectively isolate harmful substances such as bacteria, dust and the like in outdoor air, the problems of cross infection and propagation of viruses caused by outdoor air communication are avoided, the effect of cleaning air is achieved, and a relatively independent healthy environment is created. When indoor personnel are more and relatively closed, the carbon dioxide concentration in the indoor air can be increased, and when the indoor air monitor detects that the carbon dioxide concentration exceeds the standard, the outdoor fresh air inlet with the oxygen enrichment device can be opened through the control of the controller, so that the oxygen-enriched fresh air is introduced, the carbon dioxide concentration is diluted, and closed-loop control is formed. When oxygen-enriched air is accessed, the ozone generation efficiency of the non-uniform electric field generator and the ultraviolet lamp is improved, and therefore the disinfection efficiency is improved.
The air outlet 9 of the disinfection cavity 1 is provided with an ozone elimination metal net which is grounded and used for eliminating ozone in the disinfected air which flows through the air outlet 9, and the stimulation to the human body is reduced.
The indoor air sterilizing device further comprises an air temperature regulator and an indoor temperature sensor, the air temperature regulator is connected with the sterilizing cavity 1 in series through a heat exchange circulating channel, and the indoor temperature sensor automatically controls the operation of the air temperature regulator through detecting the indoor temperature and through the controller. Can adjust the inside air temperature of disinfection cavity 1 through air temperature regulator to reach the effect that adjusts the temperature to indoor air, and be favorable to improving the activity of ozone when heating, improve disinfection efficiency.
The two disinfection cavities 1 of the indoor air disinfection device can work in parallel or in series. An air transition channel 10 is arranged between the two disinfection cavities 1, an air inlet and an air outlet are respectively arranged at two ends of the air transition channel 10, controllable opening cover plates 11 are respectively arranged at the positions of the air inlet and the air outlet, the two disinfection cavities 1 are communicated by opening the cover plates 11 in series connection, and the cover plates 11 are independently operated at two closed sides in parallel connection. Controllable flashboards are arranged at the air outlet 9 of the first-stage disinfection cavity 1, the flashboards are controlled to be closed to enable air to enter the air transition passage 10 during series connection work, and the flashboards are opened to normally exhaust air during parallel connection work.

Claims (10)

1. The utility model provides an indoor air degassing unit, includes disinfection cavity (1), air-blower (2), ultraviolet disinfection device (3), indoor air monitor and controller, its characterized in that: indoor air is inhaled through air-blower (2) in disinfection cavity (1), the inside wall of disinfection cavity (1) is equipped with speculum face (4), install ultraviolet disinfection device (3) in disinfection cavity (1), the indoor air monitor carries out automatic control through detecting the indoor air quality and carrying out the operation to air-blower (2) and ultraviolet disinfection device (3) through the controller.
2. An indoor air sterilizer as claimed in claim 1, wherein: a dust removal device is arranged in the disinfection cavity (1), the dust removal device comprises a dust removal brush (5) and a driving mechanism, and the dust removal brush (5) is arranged along the inner side wall of the disinfection cavity (1) and is driven by the driving mechanism to perform reciprocating motion; or a dust removal device is arranged in the disinfection cavity (1), the dust removal device comprises a cyclone generation device with adjustable wind direction and rotation speed, and the cyclone generation device is arranged at the upstream end of the gas flow of the disinfection cavity (1).
3. An indoor air sterilizer as claimed in claim 1, wherein: the indoor air inlet is provided with a detachable filtering device, and a solid filtering core material of the filtering device is a microporous ceramic material, a powder metallurgy microporous core material or a compact metal net.
4. An indoor air sterilizer as claimed in claim 1, wherein: the indoor air inlet is provided with a filtering device, the filtering device comprises flexible filtering cloth (6), a driving winding roller shaft (7) and a driven winding roller shaft (8), the driving winding roller shaft (7) and the driven winding roller shaft (8) are respectively arranged on two sides of the indoor air inlet, two ends of the flexible filtering cloth (6) are respectively wound on the driving winding roller shaft (7) and the driven winding roller shaft (8), and a middle filtering section covers the filtering section of the indoor air inlet in a parallel and tensioned manner, and the driving winding roller shaft (7) is driven to rotate intermittently at regular time and winds the flexible filtering cloth (6) to realize the sectional use of the flexible filtering cloth (6); or the indoor air inlet is provided with a filtering device which comprises flexible filtering cloth (6), a driving winding roll shaft (7), a driven winding roll shaft (8) and an air permeability detection sensor, the driving winding roll shaft (7) and the driven winding roll shaft (8) are respectively arranged at two sides of an indoor air inlet, two ends of the flexible filter cloth (6) are respectively wound on the driving winding roll shaft (7) and the driven winding roll shaft (8), and the middle filter section is parallelly and tightly covered on the filter section of the indoor air inlet, the active winding roll shaft (7) is driven to rotate discontinuously and roll the flexible filter cloth (6) to realize the sectional use of the flexible filter cloth (6), the air permeability detection sensor is arranged corresponding to the middle filter section of the flexible filter cloth (6) and controls the intermittent rotation of the active winding roller shaft (7) by detecting an air permeability signal of the flexible filter cloth (6).
5. An indoor air sterilizer as claimed in claim 4, wherein: the interior of the flexible filter cloth (6) contains a spraying and melting cloth interlayer.
6. An indoor air sterilizer as claimed in claim 1, wherein: the novel disinfection device is characterized by further comprising an outdoor air monitor, a non-uniform electric field generator and an outdoor fresh air inlet communicated with the disinfection cavity (1), wherein the non-uniform electric field generator is arranged inside the disinfection cavity (1), and the outdoor air monitor detects the quality of outdoor air and controls the operation of the air inlet and the non-uniform electric field generator of the outdoor fresh air inlet respectively through a controller.
7. An indoor air sterilizer as claimed in claim 6, wherein: the indoor air monitor monitors the carbon dioxide concentration of indoor air and controls the air inlet of the outdoor fresh air inlet through the controller.
8. An indoor air sterilizer as claimed in claim 1, wherein: an ozone elimination metal net which is grounded is arranged at an air outlet (9) of the disinfection cavity (1).
9. An indoor air sterilizer as claimed in claim 1, wherein: still include air temperature regulator and indoor temperature sensor, air temperature regulator passes through heat exchange circulation passageway and establishes ties with disinfection cavity (1), indoor temperature sensor controls through detecting indoor temperature and through the operation of controller to air temperature regulator.
10. An indoor air sterilizer as claimed in any one of claims 1 to 9, wherein: the disinfection device is characterized in that the disinfection cavities (1) are arranged into two or more than two, an air transition channel (10) with controllable channel on-off is arranged between every two adjacent disinfection cavities (1), and an air outlet (9) of each disinfection cavity (1) is controllable and closed.
CN202010674311.1A 2020-07-14 2020-07-14 Indoor air sterilizing device Pending CN111853984A (en)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN115218239A (en) * 2022-07-26 2022-10-21 杭州老板电器股份有限公司 Integrated range hood

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