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WO2025118036A1 - Ensemble filtre à air et filtre à air - Google Patents

Ensemble filtre à air et filtre à air Download PDF

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Publication number
WO2025118036A1
WO2025118036A1 PCT/AU2024/051327 AU2024051327W WO2025118036A1 WO 2025118036 A1 WO2025118036 A1 WO 2025118036A1 AU 2024051327 W AU2024051327 W AU 2024051327W WO 2025118036 A1 WO2025118036 A1 WO 2025118036A1
Authority
WO
WIPO (PCT)
Prior art keywords
air filter
housing
air
filter
assembly
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
PCT/AU2024/051327
Other languages
English (en)
Inventor
Peter Woodford
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Australian Mitigation Engineering Developments Pty Ltd
Original Assignee
Australian Mitigation Engineering Developments Pty 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
Priority claimed from AU2023903968A external-priority patent/AU2023903968A0/en
Application filed by Australian Mitigation Engineering Developments Pty Ltd filed Critical Australian Mitigation Engineering Developments Pty Ltd
Publication of WO2025118036A1 publication Critical patent/WO2025118036A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002—Casings; Housings; Frame constructions
    • B01D46/0005—Mounting of filtering elements within casings, housings or frames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
    • B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
    • B01D46/0045—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding by using vanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002—Casings; Housings; Frame constructions
    • B01D46/0004—Details of removable closures, lids, caps or filter heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/44—Auxiliary equipment or operation thereof controlling filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/44—Auxiliary equipment or operation thereof controlling filtration
    • B01D46/46—Auxiliary equipment or operation thereof controlling filtration automatic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/02—Air cleaners
    • F02M35/0201—Housings; Casings; Frame constructions; Lids; Manufacturing or assembling thereof
    • F02M35/0202—Manufacturing or assembling; Materials for air cleaner housings
    • F02M35/0203—Manufacturing or assembling; Materials for air cleaner housings by using clamps, catches, locks or the like, e.g. for disposable plug-in filter cartridges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/02—Air cleaners
    • F02M35/0201—Housings; Casings; Frame constructions; Lids; Manufacturing or assembling thereof
    • F02M35/0205—Details, e.g. sensors or measuring devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/02—Air cleaners
    • F02M35/024—Air cleaners using filters, e.g. moistened
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/02—Air cleaners
    • F02M35/024—Air cleaners using filters, e.g. moistened
    • F02M35/02475—Air cleaners using filters, e.g. moistened characterised by the shape of the filter element
    • F02M35/02483—Cylindrical, conical, oval, spherical or the like filter elements; wounded filter elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/40—Special measures for connecting different parts of the filter
    • B01D2201/4069—Magnetic means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2273/00—Operation of filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2273/30—Means for generating a circulation of a fluid in a filtration system, e.g. using a pump or a fan
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
    • B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
    • B01D46/0046—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding provoking a tangential stream
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2411—Filter cartridges
    • B01D46/2414—End caps including additional functions or special forms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements

Definitions

  • the present invention relates to an air filtering assembly and an air filter for use therewith.
  • the invention provides an air filter assembly comprising: a housing assembly comprising an inlet housing having an inlet for receiving air, and a filter housing connected to the inlet housing to receive air therefrom; a fan with one or more blades for drawing air into the inlet housing; an airflow control system positioned relative to the fan to cause air drawn into the inlet to rotate within the inlet housing toward the filter housing and cause particles within the air to be forced toward a wall of the housing; a removable air filter located within the filter housing for filtering the rotating air flow received from the inlet housing, the air filter having an internal passage to receive air from the filter housing through walls of the air filter; and a clean air outlet connected to the internal passage of the air filter for ejecting air received into the internal passage of the air filter.
  • an ejection port is formed in the filter housing.
  • the ejection port is configurable between an open configuration and a closed configuration.
  • debris-laden air is ejected from the ejection port and in the closed configuration the debris-laden air is filtered through the air filter.
  • the air filter assembly further comprises a spigot connected to the inlet housing such that the inlet is between a body of the inlet housing and the spigot.
  • the spigot in some embodiments a duct spigot or air inlet spigot
  • a source of air i.e. , a hose or pipe communicating air from a cabin to the air filter assembly.
  • the spigot is substantially conical.
  • the air filter assembly further comprises an interlock arrangement to operate and control the fan and/or a motor of the fan when the air filter is located within the air filter housing. That is, the air filter assembly may comprise an interlock arrangement to operate and control the fan and/or a motor of the fan in response to the air filter being located within the air filter housing.
  • the interlock arrangement includes a sensor or magnet or sensor and magnet connected to the air filter.
  • the air filter includes one or more sensors or magnets.
  • the one or more sensors or magnets are located at an end of the air filter.
  • the interlock arrangement includes a control sensor or control switch located in the housing assembly and configured to detect the presence of a sensor or magnet of the air filter.
  • the control sensor or control switch is positioned within the housing assembly to be adjacent or directly adjacent the sensor or magnet of the air filter when the air filter is operably located within the housing assembly.
  • the control sensor or control switch is connected to and/or configured to operate and/or control the fan in response to detection of the sensor or magnet of the air filter.
  • the control sensor or control switch is configured to detect a sensor or magnet of the air filter that is adjacent or directly adjacent the control sensor or control switch.
  • the fan will not operate.
  • the invention provides an air filter for use in an air filter assembly having a sensor or magnet located thereon, wherein the sensor or magnet is operably located and configured to communicate with a corresponding sensor or switch.
  • the invention provides a method of operating an air filter assembly, the method including: providing an air filter having a sensor or magnet located thereon, operably locating the air filter within a housing assembly of an air filter assembly, whereby the operable location of the air filter within the housing assembly positions the magnet or sensor in operable communication with a corresponding control switch or control sensor located within the housing assembly to control a fan of the air filter assembly that draws air into an inlet of an inlet housing of the housing assembly for filtering.
  • the invention provides a method of configuring an air filter assembly, the method including: providing a filter housing having an open ejection port formed therein, configuring the ejection port in a closed configuration by closing the open ejection port to provide for recirculation within a housing assembly of the air filter assembly.
  • the method includes configuring the ejection port in an open configuration by opening the ejection port.
  • FIGS 1 and 2 illustrate perspective views of an air filter assembly
  • Figure 3 illustrates a cross-section view of the air filter assembly
  • Figure 3A illustrates a close up view of the sensors of the air filter assembly
  • FIG. 4 to 6 illustrates the inlet housing
  • Figure 7 illustrates an air filter for use with the air filter assembly
  • FIGS. 8 and 9 illustrate perspective views of the air filter assembly having a cover attachment attached thereto
  • FIGS 10 to 13 illustrate the cover attachment including the cover and adaptor
  • Figures 14 and 15 illustrate perspective view of the air filter assembly having a recirculation spigot attached thereto;
  • Figure 16 illustrates the recirculation spigot.
  • Figures 1 to 16 illustrate an air filter assembly 1 .
  • the air filter assembly 1 includes a housing assembly 2 that includes two housing portions: an inlet housing 4 having an inlet 6 for receiving air and a filter housing 8 connected to the inlet housing 4 to receive air therefrom.
  • the air filter assembly 1 also includes a fan 10 powered by a motor 12 located within the inlet housing 4 or connected to an end thereof.
  • the fan 10 has a plurality of blades for drawing air into the inlet housing 4 from the surrounding environment.
  • An airflow control system 14 is positioned relative to the fan 10 to cause air drawn into the inlet 6 to rotate as it moves from the inlet housing 4 toward the filter housing 8 and thus cause heavier than air particles within the air to be forced toward a wall of the housing assembly 2.
  • the airflow control system 14 is integrally formed with the inlet housing 4 but in some embodiments the airflow control system 14 may be a discrete component.
  • the airflow control system 14 provides a plurality of vanes 18 that direct the flow of air as it moves from the inlet housing 4 to the filter housing 8 to cause a centrifugal effect.
  • the air filter assembly 1 provides a removable air filter 20 located within the filter housing 8 for filtering the rotating air flow received from the inlet housing 4 into the filter housing 8.
  • the air filter 20 includes a handle 16 attached to an end thereof for easy insertion and removal within the filter housing 8. The handle 16 also closes off or seals the end of the air filter 20.
  • the removable air filter 20 is to be understood to refer to a removable air filter element that is received by and, in use, located within the filter housing 8.
  • the removable air filter 20 includes a sensor or magnet or sensor and magnet (preferably as part of an interlock arrangement for controlling the operation of the air filter assembly 1) located thereon, wherein the sensor and/or magnet is operably located and configured to communicate with a corresponding sensor and/or switch that may preferably be located within the filter housing 8.
  • the removable air filter 20 includes a magnet 22 in the form of a neodymium magnet.
  • the magnet 22 may operably interact with a corresponding switch or a sensor to initiate the control of the air filter assembly 1. This will be described in greater detail elsewhere.
  • the sensors described herein may be understood as referring to both active and passive sensors, where appropriate. However, in some preferable embodiments, the sensors may be passive-type sensors.
  • the air filter 20 includes an internal passage 24 to receive air from the filter housing 8 through walls 26 of the air filter 20 which is then ejected from the air filter assembly 1 via clean air outlet 28 connected to the internal passage 24 of the air filter 20.
  • the fan 10, inlet housing 4, filter housing 8 and air filter 20 are all generally centrally aligned along a longitudinal axis A-A extending from a centrepoint of an end of the inlet housing 4 to a centrepoint of an end of the filter housing 8.
  • the fan 10 is arranged radially relative to the axis A-A (i.e. , the blades of the fan 10 extend radially from the axis) while the inlet housing 4, filter housing 8 and air filter 20 are arranged axially relative to the axis A-A.
  • the air filter assembly 1 also includes an interlock arrangement 30 to operate and control the fan 10 and/or a motor 12 of the fan 10 when the air filter 20 is operably located within the filter housing 8. That is, the interlock arrangement 30 is operably configured to control the fan 10 of the air filter assembly 1 when the air filter 20 is operably located within the filter housing 8.
  • the air filter 20 should be understood to be operably located within the filter housing 8 when it is securely located within the filter housing 8 such that the air filter 20 performs appropriate filtering functionality during operation of the air filter assembly 1. That is, the interlock arrangement 30 may be configured to operate and control the fan 10 or the motor 12 or the fan 10 and the motor 12 in response to the air filter 20 being located within the air filter housing 8.
  • the interlock arrangement 30 can include any combination of magnets, sensors and/or switches that can be configured to cooperate to control the operation of the fan and/or motor of the air filter assembly 1. This could include a magnet and hall effect sensor, or an RFID arrangement, for example.
  • the air filter 20, in some embodiments, may be securely located within the filter housing 8 by way of a complementary recess 32 formed in the airflow control system 14 that is shaped to receive a portion of the air filter 20 (in this embodiment, the complementary recess 32 receives a housing of the magnet) such that the complementary recess 32 receives the air filter 20 which is then rotated about a longitudinal axis to prevent the withdrawal of the air filter 20 simply by pulling the air filter 20.
  • the interlock arrangement 30 includes a sensor or magnet connected to the air filter 20 (as mentioned elsewhere).
  • the air filter 20 may include one or more sensors or magnets.
  • the sensors or magnets may be located at an end of the air filter 20, as shown in the illustration. However, it will be appreciated that the exact position of the sensors or magnets on the air filter will be, at least in part, governed by the position of the corresponding of the control sensor or control switch within the housing assembly the sensor or magnet communicates with. As such, the sensor or magnets must be located on the air filter such that the sensors or magnets will operably engage or communicate with the corresponding control switch or control sensor when the air filter is operably located within the housing assembly.
  • the interlock arrangement 30 also includes a control sensor or control switch located in the housing assembly and configured to detect the presence of a sensor or magnet of the air filter 20.
  • the control sensor or control switch is positioned within the housing assembly to be adjacent or directly adjacent the sensor or magnet of the air filter when the air filter is operably located within the housing assembly.
  • the control sensor or control switch is connected to and/or configured to operate and/or control the fan 10 in response to detection of the sensor or magnet of the air filter 20.
  • the control sensor or control switch is configured to detect a sensor or magnet of the air filter 20 that is adjacent or directly adjacent the control sensor or control switch.
  • a control sensor taking the form of a hall effect sensor 34 is provided which cooperates with the magnet 22 of the air filter 20.
  • an ejection port 36 Located at an end of the filter housing 8 is an ejection port 36.
  • This second ejection portion 36 is preferably located at an end or adjacent an end of the filter housing 8 that is distal from the inlet housing 4.
  • the ejection port 36 is configurable between an open configuration (see Figure 8) and a closed configuration (see Figure 14) to control the operational capabilities of the air filter assembly 1 which will be described in more detail elsewhere.
  • the provision of the ejection portion 36 within the filter housing 8 allows for a single air filter to be used across multiple configurations and uses for the air filter assembly 1.
  • the second ejection port 36 may be so configured by provision of a rotating collar located within the wall of the filter housing or by way of a sliding port cover arrangement 38 including a first portion 40 located in the ejection portion 36.
  • the first portion 420 has an opening 41 which allows debris-laden air to exit the housing.
  • the sliding port cover arrangement 38 also includes a sliding cover portion 42 that is adapted to cover or seal the opening 41 and thereby close the ejection port 36.
  • a single port cover portion may be provided that is removably located within the ejection port 36. It will be appreciated that in such embodiments the sliding cover portion must be configured so as not to be dislodged by air pressure that builds up within the filter housing during operation of the air filter assembly.
  • the air filter assembly 1 may be used to filter air from external environments that may be particularly debris-laden or dirty.
  • the air filter assembly 1 may be open ended at the end having the inlet or include a cover attachment arrangement 44.
  • the cover attachment arrangement 44 includes an adaptor 46 and a cover 48.
  • the adaptor 46 provides a mechanical interface between the cover 48 and the inlet housing 4.
  • the adaptor 46 is configured to removably connect to the inlet housing 4 adjacent the inlet.
  • the adaptor 46 may be useful for controlling the proximity of the cover 48 to the fan 10 whilst presenting minimal restriction to airflow into the housing assembly 2. That is, the adaptor 46 spaces the cover 48 from the fan 10 to minimise the impact of the cover 48 on the ability of the fan 10 to draw in air.
  • the adaptor 46 is substantially cylindrical being open at one end adjacent the inlet housing 4 and with multiple apertures formed in a face adjacent the cover 48 and/or distal from the inlet housing 4.
  • the cover attachment arrangement 44 acts as a raincap to allow the air filter assembly 1 to be oriented either horizontally or vertically while preventing or at least limiting ingress of water into the housing assembly.
  • the cover attachment arrangement 44 also prevents debris from blocking the fan and guards against direct blasts of water that may occur during washing.
  • the adaptor 46 mates with the inlet housing 4 and constrains the fan by retaining mount lugs on the fan shroud into corresponding recesses in the inlet housing.
  • the intake leg mount sandwiches the three components, locating them axially and radially.
  • the air filter assembly 1 may be used for air recirculation such that air from a cabin or enclosed environment is communicated from the cabin or similar to the air filter assembly 1 to filter particulate matter that may have entered the cabin and may pose a health risk to anyone present in the space.
  • the air filter assembly 1 may further include a spigot 50 connected to the inlet housing 16 such that the inlet is between a body of the inlet housing 4 and the spigot 50.
  • the spigot 50 (in some embodiments, a duct spigot or air inlet spigot) is substantially conical and configured to connect to a source of air, i.e., a hose or pipe communicating air from a cabin to the air filter assembly.
  • the spigot 50 is conical with an open ended base and an open ended cylindrical portion opposite the base (at the apex of the cone). The air is then filtered through the air filter assembly 1 and returned to the space through the clean air outlet 28.
  • the method of operating the air filter assembly 1 is as follows. First, an air filter 20 having a sensor or magnet located thereon is provided. Next, the air filter 20 is operably located within a housing assembly 2 of the air filter assembly 1 , whereby the operable location of the air filter 20 within the housing assembly 2 positions the magnet or sensor in operable communication with a corresponding control switch or control sensor located within the housing assembly 2 to control a fan 10 of the air filter assembly 1 that draws air into an inlet of an inlet housing 4 of the housing assembly 2 for filtering.
  • the method of configuring the air filter assembly 1 is as follows. First, a filter housing 8 having an open ejection port 36 formed therein is provided. Next, the ejection port 36 is configured in a closed configuration by closing the open ejection port 36 to provide for recirculation within a housing assembly 2 of the air filter assembly 1.
  • the ejection port 36 may then be reconfigured from the closed configuration to an open configuration by opening the ejection port 36.
  • the housing assembly is made up of two discrete housing portions that are connected together but in some embodiments the housing assembly may include a single housing portion including both the inlet housing portion and the filter housing portion being integrally formed.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Analytical Chemistry (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

L'invention concerne un ensemble filtre à air comprenant un ensemble carter comprenant un carter d'entrée présentant une entrée pour recevoir de l'air et une sortie pour distribuer de l'air, et un carter de filtre relié au carter d'entrée pour recevoir de l'air à partir de ce dernier ; un ventilateur doté d'une ou de plusieurs pales pour aspirer de l'air dans le carter d'entrée ; un système de régulation d'écoulement d'air positionné par rapport au ventilateur pour amener l'air aspiré dans l'entrée à tourner à l'intérieur du carter d'entrée vers le carter de filtre et amener des particules à l'intérieur de l'air à être forcées vers une paroi du carter ; un filtre à air amovible situé à l'intérieur du carter de filtre pour filtrer le flux d'air rotatif reçu du carter d'entrée, le filtre à air ayant un passage interne servant à recevoir de l'air provenant du carter de filtre à travers des parois du filtre à air ; et un orifice d'éjection relié au passage interne du filtre à air pour éjecter de l'air reçu dans le passage interne du filtre à air.
PCT/AU2024/051327 2023-12-07 2024-12-09 Ensemble filtre à air et filtre à air Pending WO2025118036A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2023903968A AU2023903968A0 (en) 2023-12-07 Air filter assembly & air filter
AU2023903968 2023-12-07

Publications (1)

Publication Number Publication Date
WO2025118036A1 true WO2025118036A1 (fr) 2025-06-12

Family

ID=95981210

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AU2024/051327 Pending WO2025118036A1 (fr) 2023-12-07 2024-12-09 Ensemble filtre à air et filtre à air

Country Status (1)

Country Link
WO (1) WO2025118036A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007009040A1 (fr) * 2005-07-13 2007-01-18 Donaldson Company, Inc. Cartouche de filtre a air et epurateur d'air
US20180045206A1 (en) * 2016-08-12 2018-02-15 Illinois Tool Works Inc. Portable industrial air filtration device that eliminates fan-speed sensor error
US20190331137A1 (en) * 2018-04-25 2019-10-31 Comefresh Electronic Industry Co., Ltd. Air Circulator
US20200346154A1 (en) * 2018-01-24 2020-11-05 Mann+Hummel Gmbh Filter Device Comprising a Filter Element in a Filter Housing
EP3919159A2 (fr) * 2020-06-01 2021-12-08 The Sy-Klone Company, LLC Filtre de joint radial
EP4091692A1 (fr) * 2021-05-21 2022-11-23 MANN+HUMMEL GmbH Système de filtre avec un élément de filtre et un ensemble de sécurité, ensemble de sécurité et élément de filtre
AU2022201171A1 (en) * 2021-06-24 2023-01-19 The Sy-Klone Company, Llc Air Filter Assembly
WO2023006256A1 (fr) * 2021-07-26 2023-02-02 Mann+Hummel Gmbh Boîtier de filtre destiné à un système de filtration et système de filtration doté d'un boîtier de filtre

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007009040A1 (fr) * 2005-07-13 2007-01-18 Donaldson Company, Inc. Cartouche de filtre a air et epurateur d'air
US20180045206A1 (en) * 2016-08-12 2018-02-15 Illinois Tool Works Inc. Portable industrial air filtration device that eliminates fan-speed sensor error
US20200346154A1 (en) * 2018-01-24 2020-11-05 Mann+Hummel Gmbh Filter Device Comprising a Filter Element in a Filter Housing
US20190331137A1 (en) * 2018-04-25 2019-10-31 Comefresh Electronic Industry Co., Ltd. Air Circulator
EP3919159A2 (fr) * 2020-06-01 2021-12-08 The Sy-Klone Company, LLC Filtre de joint radial
EP4091692A1 (fr) * 2021-05-21 2022-11-23 MANN+HUMMEL GmbH Système de filtre avec un élément de filtre et un ensemble de sécurité, ensemble de sécurité et élément de filtre
AU2022201171A1 (en) * 2021-06-24 2023-01-19 The Sy-Klone Company, Llc Air Filter Assembly
WO2023006256A1 (fr) * 2021-07-26 2023-02-02 Mann+Hummel Gmbh Boîtier de filtre destiné à un système de filtration et système de filtration doté d'un boîtier de filtre

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