WO2018046779A1 - Aéronef pour la lutte contre les incendies forestiers - Google Patents

Aéronef pour la lutte contre les incendies forestiers Download PDF

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Publication number
WO2018046779A1
WO2018046779A1 PCT/ES2017/000108 ES2017000108W WO2018046779A1 WO 2018046779 A1 WO2018046779 A1 WO 2018046779A1 ES 2017000108 W ES2017000108 W ES 2017000108W WO 2018046779 A1 WO2018046779 A1 WO 2018046779A1
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WO
WIPO (PCT)
Prior art keywords
water
tank
aircraft
rotors
previous
Prior art date
Application number
PCT/ES2017/000108
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English (en)
Spanish (es)
Inventor
Jesus-Pedro Sanz Arapiles
Original Assignee
Sanz Arapiles Jesus Pedro
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 Sanz Arapiles Jesus Pedro filed Critical Sanz Arapiles Jesus Pedro
Publication of WO2018046779A1 publication Critical patent/WO2018046779A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
    • B64D1/16—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting

Definitions

  • the present invention is about an aircraft * capable of carrying out vertical take-off and maintaining stationary flight, based on the principle of the helical copier but capable of loading tens of tons of water in a few seconds, which subsequently mixes in proportions appropriate with foam and projected at a distance the! which allows you to do it at a safe distance from the fire front and even do it at night or without visibility since it incorporates existing electronic systems to that effect, It also allows you to rescue forest patrols beset by fire and, thanks to their large load capacity It also allows massive rescue of people besieged by e) fire or floods, and can even be used as an aerial crane to, in earthquakes, urgently remove large debris to which conventional cranes do not have access until many hours or days later. Finally, regardless of its catastrophe value, it can also be used for uses such as: atomized dispersion of pesticides over large regions; of fast-growing seeds and artificial rain to avoid desertification in areas affected by fire; supply of tons of water to deposits of isolated populations; etc.
  • pilots need to perform these ta lowest possible altitude where conditions Mé are dangerous by turbulence that cause large currents rising; the lack of visibility that smoke usually produces and the lack of oxygen that can cause problems in the engines.
  • the ship that is the subject of the present invention palliates the described drawbacks avoids many of the losses of lives of pilots and ground personnel that recently occur.
  • it can have a tai number of rotors, which can even fly with one of them stopped, and work even at night, thus preventing fire fronts from lengthening greatly during those times when current air means cannot operate.
  • it can also release its cargo in the form of rain for other uses, and even quickly rescue large numbers of land personnel from poorly accessible places by lowering its deposit ⁇ by the same mechanism used for filling it) and also It is accessed through a motorized and controllable gate from the cockpit of the ship.
  • the present invention proposes: it is also necessary to have the weight of said mechanism plus that of the prop * or deposit and those referred cablas and of course with io $ of the water pump pumps; the aforementioned foam generators (CAFS); the servo * orientable wool; the cockpit and exterior lighting elements; the group or generators by turbo-generator that will feed all the equipment and the weight of the own constituent structure of the aircraft, as well as that of their rotors and that of the turoo-reducers that drive them.
  • CAFS foam generators
  • turbo-generator that will feed all the equipment and the weight of the own constituent structure of the aircraft, as well as that of their rotors and that of the turoo-reducers that drive them.
  • the aircraft of this invention is basically constituted by a central platform, supported by telescopic legs to the ground ccn in order to allow it to land on slightly irregular terrain, and of which, at regular angles, 3 or more arms split radially (preferably 5 or 6) and which at the end of each of them incorporates a conventional helicopter rotor (single or double coaxial), like this? as its corresponding motorization and serves to control the power of the motor or motors, and of the collective and cyclic steps of the rotor itself.
  • a helicopter rotor single or double coaxial
  • FIG. 1 An exemplary and non-limiting example describes an execution of the aircraft object of this patent.
  • the figures are based on an embodiment with 6 KAMOV coaxial double rotors of 15.9 m. in diameter and the dibups keep the approximate proportions for a better constructive idea.
  • These double rotors have preferably been chosen in the direction of rotation; not only because with them it is not necessary either to compensate the torque of rotation of the ship on its axis although it is constructed with one or another number of rotors; but above all because given the best capacity / area occupied ratio of these with respect to simple rotors, their inevitable large dimensions are reduced in part.
  • the »flgs. 1 and 2 show; with the front of the aircraft on the right in both cases; general views of it in plan and elevation respectively, and the elevation from its back half to facilitate viewing of its main elements;
  • Figs. 3a, b and c show respectively: the water tank in elevation with its interior divisions antioleaje in dotted line, a detail of the self-filling flaps that in its lower part has; and a top view of it
  • Tas league. 4 show the different components of the notorized gate that the water reservoir has on one of its lateral faces, and defined as the rear face for being the one that when raised in contact with the central platform -10- remains towards said orientation of the ship.
  • ta iig. $ illustrates a loading operation in a small reservoir or river pool that, as seen. It can be done even in hard-to-reach areas thanks to the lowering of the deposit
  • TAS Liga, 6 and 7 illustrate the fight centers uncles types of different fronts: one in horizontal terrain and another of ascending type by slope so pronounced that it would be very difficult to attack in any other way.
  • the fge. 8 illustrates a rain generation operation for the purpose of humidifying the area and reducing the temperature to cool to ground patrols, bio-borobardeo ⁇ pest control, etc.
  • FIG. 9 illustrates a rescue operation of a patrol besieged by the front, thanks to the motorized gate that the warehouse has
  • Tai as said before, consists essentially of a platform -10 ⁇ from which they leave radially, to franzontally equal angles - and according to the proposed example of six rotors-, six arms - 11- in slightly ascending form, which by means of the braces ⁇ 12- ensure the non-deformability of the set, and that at the upper end of each of the aforementioned arms has the turbo-reducers -13 ⁇ that drive the double rotors 14 ⁇ At any point near the joints of each arm you - to the central platform -10.
  • the floor of the nave is essentially a regular figure, it has a structure formed by the arms -15- and the strap -12b- (fixed by its rear end to the center of the front brace - i H that support a large front - 16- in advance of the ship in which the air-orientable lances or monitors -17- of different types are installed, light projectors were also servo -27 ⁇ to allow night work, and any other element that as the state of progress progresses The technique is considered opportune. To place the lances in this front frontal is to increase the reach, and to be so separated those of the ends is to ensure the best penetration of the extinguishing element by two flanks when the grass is very resistant.
  • the mentioned lances reach the water through appropriate conduits inside the arms -16- from centrifugal driving pumps -22-, which in turn absorb it from the tank -30- measure the rod -23- that. when it is raised to the central platform -t0 ⁇ . it penetrates through the center of its upper part (fig 3c) to its bottom.
  • the water before being sent to the tanzas, can be treated with foam foam that carries in its tank -25- by means of the CAFS technique in the units -26-.
  • This modern technique is based on the injection of compressed air at high pressure once the foam has been mixed with the water, which in addition to increasing the range of the lances, gives the water of a capacity exempted about 10 times greater
  • Each of the spears -17- In addition to being horizontally and vertically oriented servo-oriented from the control cabin, it can also be from said closed or open cabin at will to allow using only the most appropriate at each moment of the attack and thus optimize extinguishing material,
  • the fuel tank -i 8- for the powering of the engines is located on the top and rear of the platform because this is the area farthest from the front and. therefore, the most preserved of heat radiation.
  • It can also incorporate an oxygen tank at aita pressure -18- for, if necessary to be very damaged in the environment, to ensure the combustion of the engines and optionally ensure breathability in the cockpit.
  • the ship is governed from a cabin -21 * located between the two rear legs and at a height thai, which, without being covered ia visibility towards the front when the tank is fully hoisted, also allows to control its descent for the filling and to have a greater perspective of both the fire brigade and all the supports of ( to ship for facHitar bs landings.
  • Its capacity is preferably for three or four people, with as many controls and indicators as squares, so that from any of its places it is versatile and thus ensure the correct piloting of the ship and that any photo can control the water lances.
  • the cabin may have doors that provide a certain tightness, to prevent the entry of smoke, thus facilitating the mission of the pilots when the work continues for hours. Also, you can have a small air conditioner whose outlet duct »is supplied with a small amount of oxygen to ensure breathability.
  • control cabin has a stairway access -21b- that even the control cabin and even the central platform whole may be fairing -21 c- to protect both! personnel such as the equipment on it carrying adverse external agents (smoke, sparks, rain, etc.)
  • the central platform -10- it also has the mechanism -31 ⁇ that has five drums operated by a crane-operated rno ⁇ orreductor -31b-, in which five cables or slings are wound -32- that through a pentagon formation guide-cable guide -33-, allows to descend and raise the water tank -30- a few tens of meters, thus making it possible to flood.
  • the height of descent of the deposit is variable, but when the surface of the water is very wide, lower the deposit and more ! by ship : and thus benefit from the fuel economy thanks to the "dream-effect " formed by said surface during the loading, as well as the less time necessary to lift the tank when the attack is very close to the place of loading.
  • the drums -31 ⁇ do not rotate completely integral to the axis of the gearmotor -31b-, but each one of them does so through a mustie of great force that allows each drum to yield a few degrees with respect to said common axis for when the tank It is hoisted up to the platform -10- to ensure that the contact between the tank and the platform is regular throughout its perimeter in order to avoid vibrations.
  • This action can be complemented with that of a slip-shaped centering pieces that center and fix the tank horizontally to the platform.
  • Some switches on the platform next to the centering sensors detect, as a limit switch, the arrival of the tank to stop the motor in the ascending maneuver and another spindle limit switch., coupled to the gearmotor axis -3tr>. it ensures that the tank can not lower the tank more than the length of the cables during the release maneuver. However, if during the load or at any other time the deposit is caught in an obstacle, the pilots can actuate a command that bridges, said end of descent run in order to allow the cables to be fully unwound until Serious of their fixations in the drums -31 ⁇ , falling to the ground and thus leaving the ship free.
  • fixations can be made by motorized clamps whose driving voltage would reach the same collector set-brushes -48- (represented to the other gearmotor end) described below and primarily intended to provide electrical signaling and maneuver signals to the tank.
  • a decahedral plant For the construction of the tank a decahedral plant has been chosen and is preferably constructed in aluminum to optimize weight and therefore allow greater water load. It has an upper cover -38s «that is partially closed by ten trapezoid-shaped surfaces that generate an open central area so that the tank is hoisted so that the rod> 23- can penetrate through it so that the pumps -22 - absorb water.
  • a metal flange ends its upper perimeter so that as many hook rings as -32b stand out as ita ⁇ o cables -32 * exist and distributed at equal angles, in which they are anchored, by means of any hook system that must be easily unhooked if necessary change the tank regularly, if b »in they will have a safety device that does not allow them to get out if the cable is loosened when it is perched on water or another surface
  • legs -35- whose number can vary, although in the present embodiment, ten are opposed to, using a light perimetrai frame -36b-, to better distribute the load, in case the deposit is full on the ground.
  • B deposit has internally ten partitions or divisions veri-cates -38-, which do not reach below but only up to -38a-, arranged radically from the vertices that form the penmetric walls to those of other vertical divisions -38c- which in the form of decagonal tube, generate the central area referred to above. They are formed like this! eleven cells in total (the central and ten perimetrafes) that in addition to providing! greater consistency deposit without large contribution of dead weight, allow the transit of water from peripheral cells to the aforementioned central housing but reducing excessive destabilizing waves when transported
  • This gate slides along guides -41 b- provided with seals that provide pond-mounted, and opens and closes by «r anchored to a spindle -42- that is actuated vertically by the action of an electric gearmotor -43- with exit Swivel nut thru, which is fixed on the upper flange of the vertical ia f ⁇ lerki ⁇ opening -40- and which is fed by the electric hose -45- from the lifting mechanism of the platform thanks to the drum -47 - In which it is rolled it has a set in collector and brushes that provides the electric power.
  • said electric hose -45- is a little longer than the cables ⁇ 32 ⁇ to prevent breakage due to mechanical stress
  • the gearmotor -43- incorporates a limit switch that stops it when the gate is fully open or closed as appropriate
  • the electric hose -45- can be disconnected from the control box -46- by means of a submersible thread connector.
  • the tank's uncoupling operation it has a vertical metal ladder - 44- which allows access to its upper part.
  • the electric hose 45- through the distribution box -46- provides the tank -30 * with power also for other elements that the tank incorporates such as: Its exterior light diver for night work: interior lighting and intercom with the cockpit for when ground personnel are rescued within it; and reading from the cockpit control cabin -49- to know the filling level.
  • Both the electric hose and the brush-collector set 48- have two unique conductors, and the exchange of control signals, as well as the intercommunication is carried out by means of high frequency modulation by said only two conductors or even by radiofrequency link given at short time. distance that in any case is necessary to cover.
  • the water from the impeller pumps -22- can be, using servo-cranked valves from the cabin, switched to instead of being projected by the lances , be directed by tubes inside the two front arms -11- (those on the right of the figures) to the radial sprinklers -29 »which under the rotors have said front arms and optionally; by other valves also servo controlled from the cabin; From there, inside the strips -12- distribute the liquid to the remaining four sprinklers.
  • a tank with high pressure oxygen -19- automatically supplies & sfe oxidizer to the inlet of the engines when an environmental oxygen meter or a combustion detector in turboreductors detects problems of ignition continuity, thus avoiding losses of lift due to said lack .
  • this oxygen appropriately reduced in pressure and conveniently dosed, can be applied to the environment of the cockpit to ensure that, even having dinner to protect themselves from the possible rarefied environment of the exterior, their breathing conditions are preserved.
  • a short distance radar and electric energy transport line detector as / as several lighting reflectors -27 * oHentabies from the cockpit, and next to other fixed zenitai lighting of great power -28 *. and all this together with the need not to have to enter the ios, allows to carry out; with great security, night work; which gives this system another advantage over the other air and land means.

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Forests & Forestry (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

La présente invention concerne un aéronef pouvant effectuer un décollage vertical et maintenir le vol stationnaire du fait qu'il repose sur le principe de l'hélicoptère mais avec au moins trois rotors (14) disposés selon une distribution régulière autour d'une plateforme centrale (10), et apte à charger rapidement une grande quantité d'eau qui, ultérieurement, au moyen des motopompes (22) et des équipements de formation de mousse (28) est convertie en mousse à longue persistance et est projetée à grande distance et de manière optimale vers le front de feu au moyen de lances monitor (17). Ledit aéronef possède également des moyens pour secourir des personnes en détresse du fait du feu environnant, ainsi qu'également pour d'autres sauvetages massifs éventuels tels que lors d'inondations, de séismes, etc.
PCT/ES2017/000108 2016-09-09 2017-07-11 Aéronef pour la lutte contre les incendies forestiers WO2018046779A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES201600751A ES2662982B1 (es) 2016-09-09 2016-09-09 Aeronave para lucha contra incendios forestales
ESP201600751 2016-09-09

Publications (1)

Publication Number Publication Date
WO2018046779A1 true WO2018046779A1 (fr) 2018-03-15

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PCT/ES2017/000108 WO2018046779A1 (fr) 2016-09-09 2017-07-11 Aéronef pour la lutte contre les incendies forestiers

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WO (1) WO2018046779A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2774909C1 (ru) * 2021-04-20 2022-06-27 Александр Иосифович Филимонов Способ тушения лесных пожаров с воздуха

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090567A (en) * 1976-10-26 1978-05-23 Tomlinson Francis E Fire fighting helicopter
US4195694A (en) * 1978-08-14 1980-04-01 Gizzarelli Nicholas Sr Rescue vehicle
US20060175429A1 (en) * 2005-02-04 2006-08-10 Lanigan John J Jr Fire fighting system
RU2289531C1 (ru) * 2005-06-09 2006-12-20 Открытое акционерное общество "Камов" Устройство пожаротушения высотных зданий с применением вертолета
WO2009150478A1 (fr) * 2008-06-13 2009-12-17 Ioannis Kalivas Aéronef et procédé d’extinction d’incendie de forêt
US20100230121A1 (en) * 2002-09-04 2010-09-16 Absolute Fire Solutions Limited Fire fighting bucket suspendable from aircraft
CN204606215U (zh) * 2015-03-13 2015-09-02 河南摩西机械制造有限公司 水动力无人机
ES2560952A1 (es) * 2015-09-01 2016-02-23 Drone Hopper, S.L. Vehículo no tripulado para extinción de incendios

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090567A (en) * 1976-10-26 1978-05-23 Tomlinson Francis E Fire fighting helicopter
US4195694A (en) * 1978-08-14 1980-04-01 Gizzarelli Nicholas Sr Rescue vehicle
US20100230121A1 (en) * 2002-09-04 2010-09-16 Absolute Fire Solutions Limited Fire fighting bucket suspendable from aircraft
US20060175429A1 (en) * 2005-02-04 2006-08-10 Lanigan John J Jr Fire fighting system
RU2289531C1 (ru) * 2005-06-09 2006-12-20 Открытое акционерное общество "Камов" Устройство пожаротушения высотных зданий с применением вертолета
WO2009150478A1 (fr) * 2008-06-13 2009-12-17 Ioannis Kalivas Aéronef et procédé d’extinction d’incendie de forêt
CN204606215U (zh) * 2015-03-13 2015-09-02 河南摩西机械制造有限公司 水动力无人机
ES2560952A1 (es) * 2015-09-01 2016-02-23 Drone Hopper, S.L. Vehículo no tripulado para extinción de incendios

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2774909C1 (ru) * 2021-04-20 2022-06-27 Александр Иосифович Филимонов Способ тушения лесных пожаров с воздуха

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Publication number Publication date
ES2662982A1 (es) 2018-04-10
ES2662982B1 (es) 2019-01-16

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