WO2018107221A1 - Aérateur - Google Patents

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Publication number
WO2018107221A1
WO2018107221A1 PCT/AU2017/051376 AU2017051376W WO2018107221A1 WO 2018107221 A1 WO2018107221 A1 WO 2018107221A1 AU 2017051376 W AU2017051376 W AU 2017051376W WO 2018107221 A1 WO2018107221 A1 WO 2018107221A1
Authority
WO
WIPO (PCT)
Prior art keywords
opening
fluid
ventilator
float
space
Prior art date
Application number
PCT/AU2017/051376
Other languages
English (en)
Inventor
Dan FODIE
Joel Allingham
Original Assignee
Maritime Professional Solutions 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 AU2016905159A external-priority patent/AU2016905159A0/en
Application filed by Maritime Professional Solutions Pty Ltd filed Critical Maritime Professional Solutions Pty Ltd
Publication of WO2018107221A1 publication Critical patent/WO2018107221A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/007—Ventilation with forced flow
    • F24F7/013—Ventilation with forced flow using wall or window fans, displacing air through the wall or window
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K24/00—Devices, e.g. valves, for venting or aerating enclosures
    • F16K24/04—Devices, e.g. valves, for venting or aerating enclosures for venting only
    • F16K24/042—Devices, e.g. valves, for venting or aerating enclosures for venting only actuated by a float
    • F16K24/044—Devices, e.g. valves, for venting or aerating enclosures for venting only actuated by a float the float being rigidly connected to the valve element, the assembly of float and valve element following a substantially translational movement when actuated, e.g. also for actuating a pilot valve
    • F16K24/046—Devices, e.g. valves, for venting or aerating enclosures for venting only actuated by a float the float being rigidly connected to the valve element, the assembly of float and valve element following a substantially translational movement when actuated, e.g. also for actuating a pilot valve the assembly of float and valve element being a single spherical element
    • 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
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/52—Weather protecting means, e.g. against wind, rain or snow

Definitions

  • the present invention relates to a ventilator with particular but not exclusive application for use in marine environments.
  • a further problem with current ventilators is that when a boat is sinking, water can enter the boat through the ventilators affecting the floatation of the boat.
  • the present invention broadly resides in a ventilator for venting a fluid from a first space to a second space, said fluid can include a liquid portion and a gaseous portion, the ventilator including
  • a housing said housing having at least one first opening in fluid communication with the first space, and at least one second opening in fluid communication with the second space; a float located between the at least one first opening and the at least one second opening, the float movable between an open position where the at least one first opening is in fluid communication with the at least one second opening and a closed position where the float seals the at least one first opening from the at least one second opening; and
  • a separator located between the at least one first opening and the at least one second opening, the separator adapted to separate the liquid portion from the fluid.
  • the separator is located between the float and the at least one second opening.
  • the fluid enters the at least one first opening forming an inlet. If the liquid portion of the fluid is at or above a predetermined amount, the liquid portion preferably moves the float to the closed position preventing the fluid from moving to the at least one second opening.
  • the at least one second opening preferably forms an outlet.
  • the predetermined amount of the liquid portion is an amount of liquid that positions the float in the closed position. If the liquid portion of the fluid is below the predetermined amount, the fluid preferably moves through the separator where the liquid portion is separated from the fluid.
  • the housing includes a float guide that retains and guides the float.
  • the float guide is located between the at least one first opening and the separator.
  • the float guide is located adjacent the separator.
  • a seal is located between the float guide and the separator.
  • the float abuts the seal to seal the at least one first opening from the at least one second opening.
  • the seal is a face seal.
  • the float substantially abuts against the separator in the closed position blocking passage of the fluid between the at least one first opening and at least one second opening.
  • the float is substantially spherical.
  • the float is lightweight so that it can at least partially float in a liquid. More preferably the float can at least partially float in water.
  • the separator is located between the float guide and the at least one second opening. Any liquid portion separated from the fluid by the separator preferably drains to the first space. Any liquid portion separated from the fluid by the separator preferably drains from the separator to the at least one first opening. Any liquid portion separated from the fluid by the separator preferably drains from the separator into the float guide.
  • the separator includes a plurality of vanes.
  • the plurality of vanes preferably direct the fluid through the separator.
  • the plurality of vanes are arranged radially.
  • the fluid flows through the separator, from the at least one first opening towards the at least one second opening, from an inner portion of the separator to an outer portion of the separator.
  • the vanes are obstructing vanes that direct the flow of fluid through the separator.
  • the plurality of vanes create a convoluted or tortuous path for the fluid to flow through to cause a substantial amount of the liquid portion in the fluid to separate from the gaseous portion.
  • the liquid portion is in gaseous suspension.
  • the liquid portion is present in the fluid in fine particulate size.
  • the plurality vanes preferably direct the flow of fluid such that the liquid portion in the fluid impacts the plurality of vanes and is removed from the flow of fluid.
  • the separator preferably separates at least 50% of the liquid portion from the fluid.
  • the separator preferably separates between 80% and 100% of the liquid portion from the fluid.
  • each of the plurality of vanes include projections.
  • the projections project into a space between adjacent vanes.
  • the liquid portion in the fluid that impacts the plurality of vanes preferably flows along the vanes under the force of gravity.
  • the liquid portion preferably flows towards at least one drain which drains the liquid portion from the separator.
  • the liquid portion is drained to the first space.
  • each of the at least one drain is adjacent the float guide such that the liquid portion separated from the fluid by the separator drains from the separator into the float guide.
  • the separator is removable from the housing.
  • the separator is removed from the housing for inspection, cleaning, repair and/or replacement.
  • the at least one first opening is a plurality of first openings. More preferably the at least one first opening is four first openings.
  • the ventilator includes a biasing member to bias the float towards the open position.
  • the biasing member includes a spring.
  • the biasing member includes a rod attached to the spring and the float to prevent the float from becoming stuck in the closed position due to a pressure difference between the first space and the second space.
  • the ventilator includes an actuator to move the float to the closed position.
  • the actuator is a lever.
  • the lever is preferably hingedly attached to the housing.
  • the actuator is preferably movable between a free position where the float can move between the open and closed position and a locked position where the actuator holds the float in the closed position.
  • the housing has a slot along which the actuator can move between the free position and the locked position.
  • the slot has a rebate portion to releasably hold the actuator in the locked position.
  • the housing has a flange connector portion.
  • the flange connector portion is preferably adapted to attach the ventilator to an interface between the first space and the second space.
  • the ventilator can vent gases between the second space and the first space when the float is in the open position.
  • the gases can vent from the second space to the first space and from the first space to the second space through the ventilator when the float is in the open position, depending on the pressure difference between the first space and the second space.
  • the present invention broadly resides in a ventilator for venting a fluid from a first space to a second space, said fluid can include a liquid portion and a gaseous portion, the ventilator including
  • housing having at least one first opening in fluid communication with the first space, and at least one second opening in fluid communication with the second space;
  • a float located between the at least one first opening and the at least one second opening, the float movable between an open position where the at least one first opening is in fluid communication with the at least one second opening and a closed position where the float fluidly seals the at least one first opening from the at least one second opening;
  • a biasing member to bias the float towards the open position.
  • the ventilator includes a separator located between the at least one first opening and the at least one second opening, the separator adapted to separate the liquid portion from the fluid.
  • the ventilator includes an actuator to move the float to the closed position.
  • the biasing member includes a spring.
  • the biasing member includes a rod attached to the spring and the float to prevent the float from becoming stuck in the closed position due to a pressure difference between the first space and the second space.
  • the present invention broadly resides in a ventilator for venting a fluid from a first space to a second space, said fluid can include a liquid portion and a gaseous portion, the ventilator including
  • housing having at least one first opening in fluid communication with the first space, and at least one second opening in fluid communication with the second space;
  • a float located between the at least one first opening and the at least one second opening, the float movable between an open position where the at least one first opening is in fluid communication with the at least one second opening and a closed position where the float fluidly seals the at least one first opening from the at least one second opening;
  • the ventilator includes a biasing member to bias the float towards the open position.
  • the actuator is a lever.
  • the lever is preferably hingedly attached to the housing.
  • the actuator is preferably movable between a free position where the float can move between the open and closed position and a locked position where the actuator holds the float in the closed position.
  • the housing has a slot along which the actuator can move between the free position and the locked position.
  • the slot has a rebate portion to releasably hold the actuator in the locked position.
  • the present invention broadly resides in a ventilator for venting a fluid from a first space to a second space, said fluid can include a liquid portion and a gaseous portion, the ventilator including
  • housing having at least one first opening in fluid communication with the first space, and at least one second opening in fluid communication with the second space;
  • a float located between the at least one first opening and the at least one second opening, the float movable between an open position where the at least one first opening is in fluid communication with the at least one second opening and a closed position where the float seals the at least one first opening from the at least one second opening;
  • a separator located between the at least one first opening and the at least one second opening, the separator adapted to separate the liquid portion from the fluid; a biasing member to bias the float towards the open position; and
  • the present invention broadly resides in a boat including a ventilator for venting a fluid from a first space to a second space, said fluid can include a liquid portion and a gaseous portion, the ventilator including
  • housing having at least one first opening in fluid communication with the first space, and at least one second opening in fluid communication with the second space;
  • a float located between the at least one first opening and the at least one second opening, the float movable between an open position where the at least one first opening is in fluid communication with the at least one second opening and a closed position where the float fluidly seals the at least one first opening from the at least one second opening;
  • a separator located between the at least one first opening and the at least one second opening, the separator adapted to separate the liquid portion from the fluid.
  • the present invention broadly resides in a boat including a ventilator with different combinations of features as described in this specification.
  • the present invention resides in a method of venting a fluid from a first space to a second space using a ventilator as described in this specification, said fluid can include a liquid portion and a gaseous portion, the method including the steps of
  • the method further includes the step of biasing the float towards the open position.
  • the method further includes the step of draining the liquid portion from the separator to the at least one first opening.
  • Figure 1A is a perspective view of a ventilator according to an embodiment of the present invention.
  • Figure 1 B is a top view of the ventilator of Figure 1 A;
  • Figure 1C is a side view of the ventilator of Figure 1 A;
  • Figure 1 D is a bottom view of the ventilator of Figure 1 A;
  • Figure 2A is a section view of the ventilator of Figure 1 C along line C-C;
  • Figure 2B is a section view of the ventilator of Figure 2A along line D-D;
  • Figure 2C is a detail view of detail B in Figure 2B;
  • Figure 2D is a detail view of detail F in Figure 2A;
  • Figure 3A is a lower perspective view of the ventilator of Figure 1 A;
  • Figure 3B is a perspective view of the ventilator of Figure 1A with part of the housing removed for clarity;
  • Figure 4A is a Figure 2A is a section view of the ventilator of Figure 1C along line C-C with the lever in the locked position;
  • Figure 4B is a perspective view of the ventilator of Figure 1A with the lever in the locked position
  • Figure 4C is a detail view of detail I in Figure 4A.
  • the ventilator 10 has a housing 12.
  • the housing 12 has at least one first opening in the form of inlets 14.
  • the housing 12 also has at least one second opening in the form of outlet 16.
  • the ventilator 10 has a float 18.
  • the float 18 is located in a float guide 20 of the housing 12.
  • the float 18 is movable in the float guide 20 between an open position (as seen in Figure 2A) and a closed position (as seen in Figure 4A).
  • the ventilator 10 has a separator 22 located adjacent to the float guide 20.
  • the separator 22 has a plurality of vanes 24.
  • Each vane 24 is shaped to create a tortuous path for fluid flowing through the separator 22. Creating a tortuous path causes liquid in the fluid flowing through the separator 22 to impact the vanes 24.
  • Each vane 24 also has projections 26 (best seen in Figure 2C). The projections 26 are hook shaped to catch liquid in the fluid flowing through the separator 22.
  • the separator 22 has a lower catchment portion 28. Any liquid in the fluid that is caught by the vanes 24 flows down the vanes 24 under the force of gravity.
  • the catchment portion 28 has drains 30 (best seen in Figure 2D) so that the liquid caught by the vanes 24 can drain into the float guide 20 and subsequently out the inlets 14.
  • the ventilator 10 has a flange connector portion 32.
  • the flange connector portion 32 connects the ventilator 10 to an interface such as a floor or deck (not shown.
  • the outlet 16 lines up with an aperture in the interface (not shown).
  • the ventilator 10 has a lever 34.
  • the lever 34 is attached to the housing 12 by a pivot point 36.
  • the housing 12 has a slot 38 along which the lever 34 can move between a free position (as seen in Figure 2A) and a locked position (as seen in Figure 4A) where a lower portion (not shown due to section C-C) of the lever 34 abuts the float 18 and holds the float 18 against a seal 42 on the catchment portion 28 of the separator 22 to fluidly seal the separator 22 from the float guide 20.
  • the slot has a rebate portion 40 to releasably hold the lever 34 in the locked position (as seen in Figure 4A).
  • the ventilator 10 has a biasing member in the form of a spring 44 and a rod 46 (best seen in figures 2A, 4A, 4C).
  • the spring 44 and the rod 46 bias the float 18 towards the open position.
  • the ventilator 10 is attached to a deck of a boat (not shown) by the flange connector portion 32.
  • the outlet 16 of the ventilator aligned with an aperture (not shown) in the deck of the boat.
  • the ventilator 10 vents fluid between a first space (open air) outside the boat adjacent to inlets 14 and a second space inside the boat adjacent to outlet 16.
  • Fluid flows from the first space through inlets 14 into the float guide 20 and past the float 18, through the separator 22 and to the outlet 16.
  • Arrows 50 show the flow of fluid from the separator 22 to the outlet 16.
  • the liquid in the fluid forces the float 18 upwardly against the seal 42 to seal the separator 22 from the float guide 20 (position of float 18 as seen in Figure 4A), inhibiting liquid from passing through the ventilator 10.
  • liquid portion of the fluid impacts the vanes 24 and the projections 26 and flows downwardly under the force of gravity to the catchment portion 28 and drains through drains 30 into the float guide 20 and out of the ventilator 10 through the inlets 14.
  • the spring 44 and the rod 46 bias the float 18 towards the open position (as seen in Figure 2A) to inhibit the float from becoming stuck against the seal 42 if there is a lower pressure in the second space compared to the first space.
  • the float 18 can be moved into the closed position (as seen in Figure 4A) by moving the lever 34 into the locked position.
  • the ventilator 10 can be manually closed when ventilation is not desired (for example during rough weather, or when the boat is in storage).
  • An advantage of the preferred embodiment of the ventilator includes inhibiting liquid from passing through the ventilator. Another advantage of the preferred embodiment of the ventilator includes separating liquid from the fluid passing through the ventilator. A further advantage of the preferred embodiment of the ventilator includes inhibiting the float from becoming stuck in the closed position due to a pressure difference between the first and the second space. Another advantage of the preferred embodiment of the ventilator includes the ability to manually seal the at least one first opening from the at least one second opening.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Separating Particles In Gases By Inertia (AREA)

Abstract

La présente invention porte sur un aérateur qui permet d'aérer un fluide d'un premier espace vers un second espace, ledit fluide pouvant comprendre une partie liquide et une partie gazeuse, l'aérateur comprenant un boîtier, ledit boîtier ayant au moins une première ouverture en communication fluidique avec le premier espace, et au moins une seconde ouverture en communication fluidique avec le second espace, un flotteur situé entre la ou les premières ouvertures et la ou les secondes ouvertures, le flotteur étant mobile entre une position ouverte dans laquelle la ou les premières ouvertures sont en communication fluidique avec la ou les secondes ouvertures et une position fermée dans laquelle le flotteur scelle la ou les premières ouvertures à partir de la ou des secondes ouvertures, et un séparateur situé entre la ou les premières ouvertures et la ou les secondes ouvertures, le séparateur étant conçu pour séparer la partie liquide du fluide.
PCT/AU2017/051376 2016-12-14 2017-12-13 Aérateur WO2018107221A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2016905159 2016-12-14
AU2016905159A AU2016905159A0 (en) 2016-12-14 A ventilator

Publications (1)

Publication Number Publication Date
WO2018107221A1 true WO2018107221A1 (fr) 2018-06-21

Family

ID=62557619

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AU2017/051376 WO2018107221A1 (fr) 2016-12-14 2017-12-13 Aérateur

Country Status (1)

Country Link
WO (1) WO2018107221A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB184395A (en) * 1921-09-15 1922-08-17 Francis Weir Mckerrow Improvements in and relating to ventilators and the like
US1667736A (en) * 1925-03-14 1928-05-01 Fred N Nelson Ventilator
US3072039A (en) * 1961-05-01 1963-01-08 G C Breidert Co Marine ventilator
US5640989A (en) * 1995-01-12 1997-06-24 Nok Corporation Fuel cut-off valve
US5960816A (en) * 1997-03-26 1999-10-05 G.T. Products, Inc. Adjustable length vent valve system for fuel tanks
KR20160139184A (ko) * 2015-05-27 2016-12-07 (주)광산 부력 증강을 위한 내부 체적 축소용 격벽을 갖는 에어 밴트 헤드

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB184395A (en) * 1921-09-15 1922-08-17 Francis Weir Mckerrow Improvements in and relating to ventilators and the like
US1667736A (en) * 1925-03-14 1928-05-01 Fred N Nelson Ventilator
US3072039A (en) * 1961-05-01 1963-01-08 G C Breidert Co Marine ventilator
US5640989A (en) * 1995-01-12 1997-06-24 Nok Corporation Fuel cut-off valve
US5960816A (en) * 1997-03-26 1999-10-05 G.T. Products, Inc. Adjustable length vent valve system for fuel tanks
KR20160139184A (ko) * 2015-05-27 2016-12-07 (주)광산 부력 증강을 위한 내부 체적 축소용 격벽을 갖는 에어 밴트 헤드

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