WO2023135117A1 - Dispositif de tourbillonnement de gaz ayant une pale de rotor flexible et procédé permettant de faire tourbillonner un gaz - Google Patents

Dispositif de tourbillonnement de gaz ayant une pale de rotor flexible et procédé permettant de faire tourbillonner un gaz Download PDF

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Publication number
WO2023135117A1
WO2023135117A1 PCT/EP2023/050409 EP2023050409W WO2023135117A1 WO 2023135117 A1 WO2023135117 A1 WO 2023135117A1 EP 2023050409 W EP2023050409 W EP 2023050409W WO 2023135117 A1 WO2023135117 A1 WO 2023135117A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotor blade
gas
flexible rotor
swirling device
axis
Prior art date
Application number
PCT/EP2023/050409
Other languages
German (de)
English (en)
Inventor
Ewald Eisen
Original Assignee
Vitajuwel Gmbh
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 Vitajuwel Gmbh filed Critical Vitajuwel Gmbh
Publication of WO2023135117A1 publication Critical patent/WO2023135117A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/088—Ceiling fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/30—Vanes
    • F04D29/305—Flexible vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/34—Blade mountings
    • F04D29/36—Blade mountings adjustable
    • F04D29/362—Blade mountings adjustable during rotation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/382—Flexible blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
    • F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards

Definitions

  • the present disclosure relates to a gas swirling device and method for gas swirling, particularly a fan.
  • Conventional fans are normally used to cool, for example, interior spaces by installing a fan on the ceiling, the blades of which are set in motion and a draft is generated in this way.
  • the strength of the draft can be regulated in several stages by increasing or decreasing the speed of movement of the wings.
  • conventional fans are made of rigid materials such as wood or plastic. This results in a mostly clunky and heavy design. Furthermore, the fan can only be mounted at suitable locations on the ceiling, which must be suitable for the typically high weight and large size of a conventional fan.
  • a conventional fan has a high energy consumption due to the fixed speed levels for regulating the draft.
  • a gas swirling device comprises a drive for generating a rotational speed; and a base body rotatable about a first axis.
  • the base body includes a rolling unit that is rotatable about a second axis, the rolling unit including a flexible rotor blade and being designed to roll out and/or roll in the flexible rotor blade.
  • the flexible rotor blade can be rolled out completely and/or partially.
  • a method for gas fluidization according to claim 8 includes rotating a rotatable base body at a rotational speed, activating a rolling unit by the rotational speed, the rolling unit being arranged on the rotatable base body; unfurling a flexible rotor blade, and rotating the flexible rotor blade in a direction of rotation.
  • Embodiments are also directed to apparatus for performing the disclosed methods and include portions of apparatus for performing each method aspect described. These aspects of the method may be performed by hardware components, a computer programmed with appropriate software, any combination of the two, or otherwise. Additionally, embodiments consistent with the present disclosure are also directed to methods of operating the described devices. It includes procedural aspects for performing each function of the device.
  • Fig. 1 shows schematically a gas swirling device according to one described herein
  • 2 schematically shows a gas swirling device according to embodiments described herein;
  • 3A schematically shows a base body according to the one described herein
  • 3B schematically shows a rolling unit according to one described herein
  • 3C schematically shows a base body according to embodiments described herein;
  • FIG. 5 schematically shows a gas swirling device according to one described herein
  • FIG. 6 shows a flow diagram of a process for gas fluidization according to embodiments described herein.
  • a gas swirling device comprises a drive for generating a rotational speed and a base body which can be rotated about a first axis.
  • the base body can be rotatably connected to the drive.
  • the drive can generate a rotational movement of the base body.
  • the drive can provide the rotational movement in a direction of rotation of the base body.
  • the direction of rotation can be clockwise or counterclockwise.
  • the drive can provide a rotational speed of the base body or the rotational speed of the base body can be controlled by regulating the drive.
  • the drive can be an electric motor. It is to be understood that the drive can be any drive that is suitable for generating a rotational movement.
  • the drive can also be a hydraulic or pneumatic drive or a combination of an electric, pneumatic and/or hydraulic drive.
  • the drive can include a connection to the base body.
  • the connection can include a driver and an axial bearing, in particular a thrust bearing.
  • this can prevent the total weight of the base body from acting completely on the drive. Accordingly, the durability and service life of the drive are extended and improved.
  • the first axis can be a substantially vertical axis.
  • the first axis can be a substantially horizontal axis.
  • the terms “essentially vertical” and “essentially horizontal” as used herein are to be understood in such a way that “essentially vertical” can deviate from completely vertical by a maximum of ⁇ 5°, in particular by a maximum of ⁇ 10°, and “ essentially horizontal” from completely horizontal can have a deviation of at most ⁇ 5°, in particular at most ⁇ 10°.
  • the terminology “substantially” can in itself be so be understood that a deviation of ⁇ 5%, in particular ⁇ 10%, from an exact value is included.
  • the gas swirling device may include a housing.
  • the drive can be arranged in the housing.
  • the gas swirling device may include one or more devices for mounting the gas swirling device.
  • the housing can include one or more devices for assembly.
  • the gas swirling device can comprise a screw-fixable plate for attachment to a flat surface such as a ceiling or wall.
  • the housing may be made of an ornamental and/or lightweight material, such as plastic and/or metal.
  • the gas swirling device can thus be provided in a compact design.
  • the gas swirling device can be a fan, in particular a ceiling, wall and/or portable fan.
  • the portable fan may include a handheld mount.
  • the portable ventilator may include a control unit, particularly on the hand mount.
  • the base body comprises a rolling unit rotatable about a second axis.
  • the reel unit includes a flexible rotor blade.
  • the rolling unit is designed to roll up and/or unroll the flexible rotor blade.
  • the rolling unit is designed to roll out and/or roll in the flexible rotor blade depending on the rotational speed.
  • the rolling unit can comprise a support structure, in particular a tube, for example a plastic tube, on which the flexible rotor blade is provided.
  • the flexible rotor blade can be rolled up or rolled up and/or unrolled on the support structure, for example the tube.
  • the second axis may lie in a second plane that is rotated substantially 90° to a first plane in which the first axis lies. In other words, there can be an angle of essentially 90° between the first plane and the second plane (regardless of an assembly state of the gas swirling device).
  • first axis can extend in a first direction and the second axis can extend in a second direction different from the first direction of the first axis.
  • the first axis can extend in a substantially vertical direction and the second axis can extend in a substantially horizontal direction.
  • orienting the axes in different directions leads to the flexible rotor blades being rolled out and rolled in without risk. Furthermore, such an arrangement can ensure easier replacement of the rolling units, e.g. for maintenance and/or for the assembly of a rolling unit used for a specific purpose or a flexible rotor blade used.
  • the body may include multiple rolling units.
  • the base body can comprise two or more rolling units, in particular three or more rolling units, more particularly four or more rolling units or five or more rolling units or six or more rolling units.
  • the base body can include a base plate.
  • the rolling unit or the multiple rolling units can be arranged on the base plate.
  • the plurality of rolling units may be equidistant from each other.
  • the base body can include three rolling units or three rolling units can be arranged on the base plate.
  • the three rolling units can be arranged as a substantially equilateral triangle.
  • the multiple rolling units may be arranged according to number, particularly as a polygon.
  • four rolling units can be arranged as a square, in particular as a square, corresponding to five rolling units as a (regular) pentagon and six rolling units as a (regular) hexagon.
  • the base plate can have any suitable geometric shape.
  • the base plate can essentially be round, rectangular, triangular or polygonal be.
  • the shape of the base plate can correspond to a number and arrangement of the rolling units.
  • the rolling unit can comprise a tensioning device that is tensioned by unrolling the flexible rotor blade.
  • the tensioning device can be designed in such a way that the tensioning device twists when the flexible rotor blade is unrolled.
  • the tensioning device can be selected from a rubber motor, a rotatable spring, in particular a rotatable metal spring, a torsion bar and/or a torsion bar spring.
  • the torsion bar or the torsion bar spring can be made of plastic or contain plastic.
  • the unrolling of the flexible rotor blade leads to an (additional) twisting of the tensioning device.
  • energy is stored in the tension device by coasting.
  • the stored energy can be used to roll up the flexible rotor blade.
  • the stored energy can be used to roll up the flexible rotor blade as a function of the rotational speed.
  • the tensioning device can be triggered when the rotational speed falls below a certain threshold value, so that the flexible rotor blade is rolled up.
  • the tensioning device can be prestressed or have a prestress.
  • the pre-tension can be adjusted by a regulating element on the reel unit.
  • the regulation element can be connected to the tensioning device.
  • the regulating element can be a tension knob.
  • the pretensioning of the tensioning device can strengthen or simplify the inward or outward rolling up of the flexible rotor blade.
  • the rolling unit can be detachably connected to the base body, in particular to the base plate.
  • the rolling unit can be connected to the base body via suitable fixing means, such as screws.
  • the base body can include a holder into which the roller unit can be inserted in such a way that the rolling unit can rotate.
  • the roller unit can be clicked into the holder at two axially opposite ends of the roller unit.
  • the mount can include a bearing, eg a rotary bearing.
  • the roller unit can be exchanged. This means that individual roller units can be removed or replaced for maintenance. Accordingly, the durability of the gas swirling device can be improved and it can be operated at low cost.
  • connection of the rolling unit to the base body or to the base plate can be height-adjustable.
  • the connection may include one or more members.
  • the multiple members can be slidably connected to each other.
  • an angle of attack of the flexible rotor blade can be regulated via the height adjustability of the rolling unit.
  • the flexible rotor blade is fully and/or partially unrollable depending on the rotation speed.
  • the flexible rotor blade can be completely and/or partially unrolled and/or rolled in.
  • the flexible rotor blade can be rolled out completely and/or partially when the rotational speed exceeds a first threshold value and/or can be rolled in completely and/or partially when a second threshold value is undershot.
  • the flexible rotor blade can be fully unrolled at a maximum rotation speed. More particularly, the flexible rotor blade can be fully rolled in at a minimum rotation speed.
  • the flexible rotor blade can be rolled out or rolled in according to a rotation speed gradient.
  • the flexible rotor blade can be partially unfurled when the first threshold is exceeded and then further unfurled with an increasing rotational speed gradient until it is fully furled at the maximum speed. Conversely, if the flexible rotor blade falls below a second threshold value, it can be partially rolled up and then further rolled up with a decreasing rotational speed gradient until it is completely rolled up at the minimum speed.
  • the flexible rotor blade can be connected to the rolling unit at a first end. At a second end of the flexible rotor blade opposite the first end, the flexible rotor blade may include a reinforcement. The reinforcement may have or include a weight.
  • the gain can be chosen so that the rotor blade is rolled out at a certain rotational speed.
  • the rotational speed at which the rotor blade is rolled out and/or rolled in can be determined via a type of amplification.
  • the rolling out or rolling in of the flexible rotor blade can be based on the principle of centrifugal force.
  • the first rotational speed threshold and the second rotational speed threshold may be dependent on the gain of the flexible rotor blade.
  • the reinforcement can have a weight.
  • the first threshold may be a lower rotation speed when the gain weight is high.
  • the first threshold may be a higher rotation speed when the gain weight is a small value.
  • the first threshold and the second threshold may be the same or different.
  • the flexible rotor blades can be unfurled when the gas swirling device is in an active state. This can mean that the rotor blades are protected from (negative) external influences such as dust, sunlight, etc. Accordingly, the durability and service life of the gas swirling device, in particular the flexible rotor blades, is extended. Furthermore, the gas swirling device is safer and more compact when the gas swirling device is not in active use.
  • the flexible rotor blade can be detachably connected to the rolling unit.
  • the flexible rotor blade can thus be easily exchanged without the entire roller unit having to be renewed/exchanged. Accordingly, the overall life of the gas swirling device can be improved and maintained at lower cost.
  • the flexible rotor blade can comprise a flexible material and/or consist of a flexible material.
  • the flexible material may be vinyl, PVC, ABS, polystyrene, woven materials, metal, or silicone, and/or combinations thereof, or may include vinyl, PVC, ABS, polystyrene, woven materials, metal, or silicone, and/or combinations thereof.
  • the rotor blade can be provided as a film, with the film consisting in particular of the flexible material or comprising the flexible material.
  • the flexible rotor blade can have any suitable geometric shape.
  • the flexible rotor blade can have a conical, rectangular or triangular shape.
  • the flexible rotor blade In the unrolled state, the flexible rotor blade can taper from the first end to the second end or can taper from the first end to the second end of the flexible rotor blade.
  • the rolling unit can be configured to absorb a gas.
  • the flexible rotor blade can be designed to absorb the gas.
  • gas as used in this disclosure is to be understood to mean that molecules in a gaseous state of aggregation are involved, with “gas” also meaning gas mixtures of molecules in the gaseous state and molecules in the solid and/or in the gaseous and liquid state of aggregation are.
  • an aerosol should also be understood as “gas”.
  • the gas or gas mixture can comprise a dispersant, i.e. a carrier gas, e.g. air, and a disperse phase, i.e. another gas, a liquid and/or a solid.
  • the rolling unit or the flexible rotor blade can have a coating.
  • the coating can be designed to absorb the gas.
  • the gas swirling device can advantageously serve as a gas filter.
  • the flexible rotor blade or the flexible material of the flexible rotor blade and/or the coating of the rolling unit or the flexible rotor blade can have a give increased surface area.
  • the rolling unit, the flexible rotor blade or the flexible material and/or the coating can comprise, for example, a material with fibers that are directed essentially radially outwards.
  • the rolling unit, the flexible rotor blade or the flexible material and/or the coating can comprise or consist of an artificial fur.
  • the flexible rotor blade or the flexible material and/or the coating can comprise capillary hairs.
  • the capillary hairs can have a length, in particular in a radially outward direction, of between 0.001 mm and 10 mm, in particular between 0.01 mm and 5 mm, more particularly between 0.1 mm and 1 mm.
  • gases can be absorbed in this way.
  • solid, liquid and/or gaseous components that are dispersed/mixed in the gas or gas mixture can be bound to the artificial fur and/or the capillary hairs so that they are isolated or filtered from the gas or gas mixture.
  • a dispersion or a gas mixture can be freed from specific components.
  • a gas such as air can be freed from solids dispersed in it, such as microorganisms, virus particles, dust particles, pollen, protozoa, (solid) pollutants, toxins, etc. by being absorbed or bound to the flexible material or the coating .
  • Liquids dispersed in the gas can be, for example, (contaminated) water, oil-based liquids, organic liquids, and/or inorganic liquids.
  • Gases mixed in the gas can be, for example, war gases, tear gases, exhaust gases such as carbon monoxide, and/or narcotic gases.
  • the gas swirling device can advantageously be used as a gas cleaning device. For example, by mounting in a room, for example in an apartment, existing air can be freed from substances dispersed therein or substances dispersed therein can be depleted. For example, improved room air can be provided. The simultaneous turbulence of the carrier gas can lead to additional cooling of the room. Additionally or alternatively, the gas swirling device can be provided in rooms that need to be cleared of a specific substance, such as a mold infestation in a basement. Furthermore, additionally or alternatively, the gas swirling device can be used to alleviate medical ailments, for example by depleting allergens from the carrier gas in the case of allergy sufferers and/or for Depletion of certain pathogens so that the risk of infection can be reduced and/or eliminated.
  • the gas swirling device can be connected to a control unit, in particular to an external control unit.
  • the gas swirling device can be wirelessly connected to the control unit or the external control unit.
  • the control unit can be designed to control or regulate the rotational speed.
  • the rotation speed can be infinitely adjusted via the control unit.
  • the control unit can be controlled via a manual input field, voice control and/or gesture control.
  • the control unit can include additional elements such as sensors for voice and/or gesture recognition.
  • the control unit may include a CPU, memory and other elements for digital data processing.
  • the control unit may include software.
  • a smartphone, a tablet computer and/or a computer with a corresponding software application or app can serve as a manual input field.
  • the control of the gas swirling device can be adapted to the individual needs of a user.
  • the gas swirling device can set a gas in motion.
  • the drive can cause the body to rotate at a rotational speed.
  • the base body can rotate clockwise or counterclockwise or have a direction of rotation clockwise or counterclockwise.
  • a length of the flexible rotor blade can be regulated depending on the rotation speed.
  • the rolling unit can be activated and fully or partially unroll the flexible rotor blade.
  • the direction of rotation of the base body can differ from an unrolling direction of the flexible rotor blade.
  • the flexible rotor blade can be rotated in the direction of rotation.
  • the flexible rotor blade can generate air turbulence.
  • a maximum total expansion of the gas swirling device ie when the flexible rotor blade or multiple flexible rotor blades are fully unrolled, between 0.05 m and 5 m, in particular between 0.1 m and 4 m, more particularly between 0.1 m and 3 m.
  • a maximum length of the flexible rotor blade can be between 0.025 m and 2.5 m, in particular between 0.05 m and 2 m, more particularly between 0.05 m and 1.5 m.
  • a gas swirling device 100 comprises a base body 120.
  • the base body 120 can be rotated about a first axis A1.
  • the gas swirling device 100 may include a housing 110 .
  • the drive (not shown) can be arranged in the housing 110 .
  • the gas swirling device 100 can be attached at one end opposite the base body 120 to a mounting surface, e.g., a wall or ceiling.
  • the gas swirling device may include a spacer to the mounting surface.
  • the drive 130 can be arranged in the housing 110 .
  • the base body 120 can be arranged below the drive 130 .
  • the base body can include the flexible rotor blade 126 or a plurality of flexible rotor blades, as shown by way of example in FIG. 2 with two flexible rotor blades.
  • the gas swirling device 100 can have a compact design.
  • the base plate 122 can have an essentially round shape.
  • the base body 120 or the base plate 122 can include a rolling unit 124 .
  • the base plate can comprise three mounts for three rolling units.
  • the mounts or the rolling units can be arranged as an essentially equilateral triangle.
  • the base body 120 or the base plate 122 can have one or more holders for the one or more rolling units include.
  • a position of the one or more brackets can be changeable.
  • the base body can be designed in such a way that further roller units can be mounted. Accordingly, roller units can advantageously be retrofitted or the number of roller units originally present can be increased.
  • the basic body includes a rolling unit 124.
  • the rolling unit includes a flexible rotor blade 126.
  • FIG Rolling unit may further include a tensioning device 340 .
  • the tensioning device may include a regulation element 342 .
  • the regulating element can serve to set a pretension of the tensioning device 340 .
  • the tensioning device 340 can be a rubber motor, as shown by way of example in FIG. 3B.
  • the rubber motor may include a rubber band. The rubber band can be twisted or tightened by unrolling the flexible rotor blade.
  • the respective rolling units are rotatable about a second axis A2.
  • the three rolling units can be arranged in such a way that the respective flexible rotor blades can be rolled out in different directions in the same plane.
  • the flexible rotor blade 126 may include a reinforcement 328 at a second end.
  • the flexible rotor blade can be connected to the rolling unit at a first end.
  • the gas swirling device 100 may be in an active operational state.
  • the flexible rotor blade 126 can be present in the unrolled state, in the case of FIG. 4 three flexible rotor blades.
  • the flexible rotor blades can be rolled out in different directions in the same plane, starting from the base body 120 or the base plate 122 .
  • the reinforcement 328 may be located at a radially outermost end of the flexible rotor blade.
  • there can be a wireless connection between the gas swirling device 100 and the control unit 550 as illustrated by the dashed line in FIG. 5 by way of example.
  • the control unit 550 can serve to (infinitely) regulate the rotational speed of the gas swirling device 100 .
  • a strength of the gas turbulence can be regulated via the control unit 550 .
  • a method 600 for gas fluidization includes the steps of rotating 652 a rotatable body at a rotational speed; activating 654 a rolling unit by the rotational speed, the rolling unit being arranged on the rotatable base body; unrolling 656 a flexible rotor blade; and rotating 658 the flexible rotor blade in a rotational direction.
  • the direction of rotation can differ from an unrolling direction of the flexible rotor blade.
  • the method can include regulating a rotor blade length as a function of the rotational speed.
  • the method can be carried out with a gas swirling device according to all embodiments as described herein.
  • the method can further comprise absorbing a gas.
  • absorbing a gas is meant the absorption of a component from a gas or gas mixture as described herein.
  • Embodiment 1 A gas swirling device comprising: a driver for generating a rotation speed; and a base body rotatable about a first axis comprising a rolling unit rotatable about a second axis, wherein the rolling unit comprises a flexible rotor blade and is configured to unroll and/or roll in the flexible rotor blade; wherein the flexible rotor blade can be rolled out completely and/or partially depending on the rotational speed.
  • Embodiment 2 The gas swirling device according to embodiment 1, wherein the rolling unit is configured to roll out the flexible rotor blade depending on the rotation speed.
  • Embodiment 3 The gas swirling device according to any one of Embodiments 1 or 2, wherein the rotatable body includes a base plate on which the rolling unit is arranged.
  • Embodiment 4 The gas swirling device according to any one of embodiments 1 to 3, wherein the device comprises a housing and the drive is arranged in the housing.
  • Embodiment 5 The gas swirling device according to any one of Embodiments 1 to 4, wherein the rolling unit comprises a tensioning device which is tensioned by rolling out the flexible rotor blade.
  • Embodiment 6 The gas swirling device according to embodiment 5, wherein the tensioning device comprises at least one of a rubber motor, a rotatable metal spring, a torsion bar, and a torsion bar spring.
  • Embodiment 7 The gas swirling device according to any one of
  • Embodiment 8 The gas swirling device according to any one of
  • Embodiment 9 The gas swirling device according to any one of embodiments 1 to 8, wherein the flexible rotor blade comprises a flexible material, in particular wherein the flexible material consists of vinyl, PVC, ABS, polystyrene, woven materials, metal or silicone and/or combinations thereof or comprises vinyl, PVC, ABS, polystyrene, woven materials, metal or silicone and/or combinations thereof, in particular wherein the flexible Rotor blade is provided as a film.
  • Embodiment 10 The gas swirling device according to any one of
  • Embodiment 11 The gas swirling device according to any one of
  • Embodiments 1 to 10 wherein the rotatable base body comprises three rolling units and wherein the three rolling units are arranged as an essentially equilateral triangle on the rotatable base body, in particular on the base plate.
  • Embodiment 12 The gas swirling device according to any one of
  • Embodiments 1 to 11, wherein the drive is an electric motor.
  • Embodiment 13 The gas swirling device according to any one of
  • Embodiments 1 to 12 wherein the device is connected to an external control unit, in particular wherein the device is connected to the external control unit via a wireless connection.
  • Embodiment 14 The gas swirling device according to embodiment 13, wherein the external control unit is controllable via a manual input panel, voice control and/or gesture control.
  • Embodiment 15 The gas swirling device according to any one of embodiments 1 to 14, wherein the second axis lies in a second plane that is rotated substantially 90° to a first plane in which the first axis lies.
  • Embodiment 16 The gas swirling device according to any one of embodiments 1 to 15, wherein the device is a fan, in particular wherein the device is a ceiling, wall and/or portable fan.
  • Embodiment 17 A method for gas fluidization, the method comprising: rotating a rotatable body at a rotational speed; Activate one rolling unit by the rotation speed, wherein the rolling unit is arranged on the rotatable body; unrolling a flexible rotor blade; and rotating the flexible rotor blade in a rotational direction.
  • Embodiment 18 The method according to embodiment 17, wherein the direction of rotation differs from a direction of unfurling of the flexible rotor blade.
  • Embodiment 19 The process according to any one of Embodiments 17 or 18, wherein the process is carried out using a gas fluidizing device according to any one of Embodiments 1 to 16.
  • Embodiment 20 The method according to any one of embodiments 17 to 19, the method further comprising: regulating a rotor blade length depending on the rotation speed.
  • an advantageous gas fluidizing device and method for gas fluidizing is provided, which device is inexpensive, lightweight, space-saving, safe and easy to maintain.

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  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

L'invention se rapporte à un dispositif de tourbillonnement de gaz (100). Le dispositif de tourbillonnement de gaz comprend : un entraînement (130) pour générer une vitesse de rotation ; et un corps principal (120) qui peut être mis en rotation autour d'un premier axe (A1). Le corps principal comprend une unité de roulement (124) qui peut tourner autour d'un second axe (A2), l'unité de roulement comprenant une pale de rotor flexible (126) et étant conçue pour faire rouler la pale de rotor flexible vers l'extérieur et/ou vers l'intérieur. La pale de rotor flexible peut être enroulée complètement et/ou partiellement en fonction de la vitesse de rotation.
PCT/EP2023/050409 2022-01-13 2023-01-10 Dispositif de tourbillonnement de gaz ayant une pale de rotor flexible et procédé permettant de faire tourbillonner un gaz WO2023135117A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022100751 2022-01-13
DE102022100751.0 2022-01-13

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WO2023135117A1 true WO2023135117A1 (fr) 2023-07-20

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PCT/EP2023/050409 WO2023135117A1 (fr) 2022-01-13 2023-01-10 Dispositif de tourbillonnement de gaz ayant une pale de rotor flexible et procédé permettant de faire tourbillonner un gaz

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3637168A (en) * 1970-02-11 1972-01-25 Ryan Aeronautical Co Flexible blade retractable rotor aircraft
US4676721A (en) * 1986-06-18 1987-06-30 Hardee Steve D Room air cleaner
US5464197A (en) * 1994-08-15 1995-11-07 Ecclesfield; George Torsion spring having an adjustable spring rate
US20050147494A1 (en) * 2004-01-05 2005-07-07 Kiyo Hoshino Lightweight, foldable, and replaceable fabric fan blades
US20090274557A1 (en) * 2008-05-05 2009-11-05 Khymych Vasyl Propeller with Flexible Variable Blades
CN106678079A (zh) * 2016-12-05 2017-05-17 毛永波 一种卷缩隐形扇叶风轮与风扇
CN110319040A (zh) * 2019-06-30 2019-10-11 中山中合电机工业有限公司 一种新型隐藏式吊扇灯

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3637168A (en) * 1970-02-11 1972-01-25 Ryan Aeronautical Co Flexible blade retractable rotor aircraft
US4676721A (en) * 1986-06-18 1987-06-30 Hardee Steve D Room air cleaner
US5464197A (en) * 1994-08-15 1995-11-07 Ecclesfield; George Torsion spring having an adjustable spring rate
US20050147494A1 (en) * 2004-01-05 2005-07-07 Kiyo Hoshino Lightweight, foldable, and replaceable fabric fan blades
US20090274557A1 (en) * 2008-05-05 2009-11-05 Khymych Vasyl Propeller with Flexible Variable Blades
CN106678079A (zh) * 2016-12-05 2017-05-17 毛永波 一种卷缩隐形扇叶风轮与风扇
CN110319040A (zh) * 2019-06-30 2019-10-11 中山中合电机工业有限公司 一种新型隐藏式吊扇灯

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