EP3720764B1 - Dispositif flottant de blocage et de récupération des polluants - Google Patents

Dispositif flottant de blocage et de récupération des polluants Download PDF

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Publication number
EP3720764B1
EP3720764B1 EP18815040.3A EP18815040A EP3720764B1 EP 3720764 B1 EP3720764 B1 EP 3720764B1 EP 18815040 A EP18815040 A EP 18815040A EP 3720764 B1 EP3720764 B1 EP 3720764B1
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EP
European Patent Office
Prior art keywords
water
floating device
pollutants
coupling
floating
Prior art date
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Application number
EP18815040.3A
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German (de)
English (en)
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EP3720764A1 (fr
Inventor
Jacopo PALMIERI
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.)
Heureka Ambiente Srl
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Heureka Ambiente Srl
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Publication of EP3720764A1 publication Critical patent/EP3720764A1/fr
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
    • E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
    • E02B15/10—Devices for removing the material from the surface
    • E02B15/106—Overflow skimmers with suction heads; suction heads
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
    • E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
    • E02B15/048—Oil collectors moved over the water skimming the water surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/32—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for for collecting pollution from open water

Definitions

  • This invention relates to a floating device for blocking and recovering pollutants, in particular present on the surface of a river or an expanse of water.
  • the invention relates to a floating device of the said type, designed and made in particular for blocking and recovering floating pollutants in the liquid ad solid phase, such as algae or hydrocarbons present on the surface of a river, or expanse of water, but which can be used for any site in which water is present, for which the recovery of pollutants is necessary.
  • a floating device of the said type designed and made in particular for blocking and recovering floating pollutants in the liquid ad solid phase, such as algae or hydrocarbons present on the surface of a river, or expanse of water, but which can be used for any site in which water is present, for which the recovery of pollutants is necessary.
  • Said known devices are designed solely for blocking oils and hydrocarbons and do not provide for the blocking of other pollutants and/or the recovery of the hydrocarbons.
  • the aim of the invention is therefore to provide a floating device for blocking and recovering pollutants which is easy to use, easy to transport on the recovery site and mobile on the water.
  • Another aim of the invention is to provide a floating device which has a function that is active, when connected to a further device which generates a negative pressure for recovering pollutants blocked by the floating device, and simultaneously passive since it can carry out the blocking and recovery of the pollutants even if stationary or if it is connected to pulling means such as small or large boats or drones.
  • a further aim of the invention is to provide a modular floating device provided with coupling elements for ensuring flexibility and adaptability, in such a way that it can adopt shapes adequate for the recovery of pollutants in areas having an irregular geometry, such as gorges or corners of a surface of water.
  • the specific object of this invention is therefore a floating device, for blocking and recovering pollutants dispersed in environmental sites provided with water, comprising at least one hollow elongate body, designed to be positioned on the water, provided with an inner surface, designed to receive said pollutants, and an external surface designed to be in contact with the water; an opening is made on a portion of said external surface, for the entry, in use, of said pollutants inside said at least one hollow body.
  • the floating device When the floating device is in use immersed in water it has a first portion immersed in water and a second portion emerged from the water, and said opening is positioned at the surface of the water.
  • said floating device can comprise at least one stabilizing element coupled to said first portion, said stabilizing element being provided with a first end and a second end opposite to said first end.
  • Said first end is substantially wedge-shaped and is positioned at said opening, in such a way as to make contact with the pollutants present on the surface of the water.
  • Said second end has a substantially rounded shape for favouring the stabilization and the floating.
  • said floating device can comprise a sliding bulkhead which passes from an open position, wherein said sliding bulkhead is retracted with respect to the water, to a closed position, wherein said bulkhead is extracted and close to the water, so as to partially or totally cover said opening.
  • said hollow elongate body extends along a main axis of longitudinal extension and can comprise a first end prima and a second end opposite said first end.
  • said coupling element of said first end and said coupling element of said second end can be coupled to a plurality of further floating devices.
  • said floating device can comprise a light source positioned on said at least one hollow body powered by batteries or by a photovoltaic panel.
  • said floating device can comprise a tank coupled to said external surface for the collection of said pollutants.
  • said contact surface of said stabilizing element with the water is corrugated in order to ensure a stable contact with the pollutants present in the water.
  • the floating device B for blocking and recovering pollutants comprises an elongate hollow body 1 extending along an axis of extension X.
  • pollutants means elements in a liquid and solid phase, organic such as algae, leaves, and inorganic such as hydrocarbons, emulsions, plastic bags, packages used for various purposes and objects of various kinds which can float on the water.
  • Said hollow body 1 is positioned in a canal, or pond or lake or river or sea, hereafter simply defined as water A, in such a way that a first portion 1 a of said hollow body 1 is immersed below the surface of the water A and the remaining second portion 1 b is emerged with respect to the surface of the water A.
  • Said hollow body 1 has an inner surface 11 and an external surface 12.
  • An opening 13 is made on a portion of said external surface 12; when said floating device B is positioned in the water A, said opening 13 is positioned substantially at the surface of the water A, in such a way as to allow the entry of pollutants present in the water A, from the surface of the water A towards said inner surface 11.
  • said opening 13 can be partially or totally closed by means of a sliding bulkhead 131 passing from an open position, wherein said bulkhead 131 is retracted with respect to the surface of the water A, so as to leave uncovered said opening 13, to a closed position, wherein said bulkhead 113 is extracted and close to the surface of the water A, so as to partially or totally cover said opening 13.
  • Said bulkhead can also have a different shape, without however departing from the scope of protection of the invention.
  • Said bulkhead 131 can be actuated manually or automatically.
  • Said hollow body 1 is provided with a first 14 and a second 15 closed end.
  • Said first end 14 is provided with a coupling element 141 and an openable portion 142.
  • the second end 15 is also provided with a coupling element 151 and an openable portion 152.
  • Said coupling element 141 of said first closed end 14 and coupling element 151 of said second end 15 are designed for coupling with recovery mean, not shown in the drawings, which are used for withdrawing said floating device B from the water A towards land.
  • Said coupling elements 141 and 151 are also used for the coupling with further floating modules, as described in detail below.
  • Said openable portion 142 of said first end 14 and openable portion 152 of said second end 15 are designed for the connection to further floating modules, when they are coupled by means of said coupling elements 141 and 151, as described in detail below.
  • said hollow body 1 is also provided with at least one stabilizing element 16 positioned at said opening 13.
  • Said stabilizing element 16 can have different geometries; according to the preferred embodiment described, it has a substantially elongate parallelepiped shape.
  • said stabilizing element is provide with a first end 161 and a second end 162 opposite said first end 161.
  • Said first end 161 is substantially wedge-shaped and is positioned at said opening 13, in such a way as to make contact with the pollutants present on the surface of the water A.
  • Said second end 162 has a substantially rounded shape for favouring the stabilization and the floating.
  • the contact surface of said stabilizing element 16 with the water is corrugated in order to ensure a stable contact with the pollutants present in the water.
  • Said stabilizing element 16 prevents the hollow body 1 from sinking when the inner surface 11 is filled with the pollutants contacted.
  • Said stabilizing element 16 and said first 161 and second 162 ends can adopt different shapes, providing the floating of said floating device B is ensured, without however departing from the scope of protection of the invention as defined by the appended claims.
  • Said plurality of rotary brushes 171 is made of oil-absorbent material or relative to the substance to be recovered and has the purpose of cleaning said inner surface 11.
  • Said floating device B is provided with at least one light source, of the LED type, not shown in the drawings, in such a way that it is visible in poor night time visibility conditions or in the presence of fog.
  • Said light source can be power by batteries or by photovoltaic means, such as a photovoltaic panel.
  • said floating device B comprises a known probe for measuring hydrocarbons present in the water A, positioned close to said first portion 1 a .
  • Said probe can be connected to said source of light, in such a way that it emits luminous signals when the probe detects the presence of hydrocarbons dissolved in the water A.
  • said floating device B' comprises all the features described for the first embodiment B and also comprises a tank 18 for the collection of the pollutants contacted on the surface of the water A.
  • the tank 18 is immersed completely or partially in the water A and receives the pollutants contacted by gravity.
  • Said tank 18 can be connected to a suction system, not shown in the drawings, for drawing out and cleaning the tank 18 of pollutants, in such a way as to increase the collection capacity of said floating device B'.
  • Said floating device B comprises a filter cartridge C for filtering the pollutants dissolved in the water which can be housed at various points of the floating device B, such as, for example, in the tank 18 or in a part of said immersed portion 1b.
  • Both the first embodiment of said floating device B and the second embodiment of said floating device B' can comprise the insertion of elements necessary to provide ballast for said floating device B and/or B' for stabilizing it in a predetermined position.
  • Said coupling between the modules B, B 1 , B 2 , ..., B n is not rigid, so the resulting floating device can easily adapt to various geometries of the environmental site in which it is located.
  • a tubular coupling element is used to hydraulically connect the modules by means of said openable portions 142, so as to connect said modules B, B 1 , B 2 , ..., B n to a suction system which draws out the contacted pollutants.
  • connection in series can also be achieved for the second embodiment of the floating device B'.
  • said floating device B When it is necessary to block and recover the pollutants present in an environmental site provided with water A, said floating device B is positioned on the water surface A in a predetermined zone of the site.
  • said floating device B If said floating device B is stationary on the water A, it will collect the pollutants present in its vicinity until said inner surface 11 is filled.
  • said floating device B is coupled to suction means by means of said openable portion 142 of said first end 14 and openable portion 152 of said second end 15, the pollutants entering said hollow body 1 are sucked out in order to increase the collection capacity of said floating device B.
  • said floating device B is connected to pulling means such as small or large boats or drones by means of said coupling element 141 of said first end 14 and said coupling element 151 of said second end 15, said floating device B can make contact with and therefore collect all the pollutants present on the water A, even in different zones of the environmental site in which it is positioned.
  • the floating device B can be connected to suction means.
  • Said sliding bulkhead 131 can be moved remotely either manually or automatically in order to vary the gap of said opening 13, passing, therefore, from said open position to said closed position, on the basis of the dimensions of the pollutants to be recovered.
  • Said plurality of rotary brushes 171 move on the basis of the speed of flow of the air sucked by said suction means, and allow further recovery, and in a separated fashion, of part or all of the pollutants or hydrocarbons dispersed since during rotation they slide on said inner surface 11.
  • a flexible coupling element is used which puts into communication said openable portions 142 of each module B 1 , B 2 , ..., B n so as to allow the suction means to such the pollutants entering said hollow body 1 of all said modules B 1 , B 2 , ..., B n .
  • Said coupling elements 141 and 152 of the modules present at the ends can also be coupled to recovery means for the movement of the entire modular device on the water A.
  • the floating device B allows the blocking and recovery of pollutants dispersed on the water according to a method which is easy to make and use.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Removal Of Floating Material (AREA)

Claims (9)

  1. Dispositif flottant (B, B') de blocage et de récupération de polluants dispersés dans des sites environnementaux alimentés en eau (A), comprenant au moins un corps allongé creux (1), capable d'être disposé sur l'eau (A), muni d'une surface intérieure (11), capable de recevoir lesdits polluants, et une surface externe (12) capable d'être en contact avec l'eau (A), lors de son utilisation, sur une partie de ladite surface externe (12), une ouverture (13) est obtenue pour l'entrée desdits polluants à l'intérieur dudit au moins un corps creux (1), lorsque ledit dispositif flottant (B, B') est en utilisation immergé dans de l'eau (A), celui-ci présente une première partie (1a) immergée dans de l'eau (A) et une seconde partie (1b) émergeant de l'eau (A), ladite ouverture (13) s'agence en correspondance de la surface d'eau (A), elle comprend au moins un élément de stabilisation (16) couplé à ladite première partie (1a), ledit dispositif flottant (B, B') est caractérisé
    en ce que ledit élément de stabilisation (16) est pourvu d'une première extrémité (161) et d'une seconde extrémité (162) opposée à ladite première extrémité (161), dans lequel ladite première extrémité (161) est sensiblement en forme de coin et est positionnée au niveau de ladite ouverture (13), de manière à entrer en contact avec les polluants présents à la surface de l'eau (A), et
    en ce que ladite seconde extrémité (162) présente une forme sensiblement arrondie pour favoriser la stabilisation et le flottement.
  2. Dispositif flottant (B, B') selon les revendications précédentes, caractérisé en ce qu'il comprend une cloison coulissante (131) passant d'une position d'ouverture, dans lequel ladite cloison coulissante (131) est rétractée par rapport à l'eau (A), à une position fermée, dans lequel ladite cloison (113) est extraite et proche de l'eau (A), de manière à recouvrir partiellement ou totalement ladite ouverture (13).
  3. Dispositif flottant (B, B') selon l'une quelconque des revendications précédentes, caractérisé
    en ce que ledit corps allongé creux (1) se développe le long d'un axe longitudinal principal (X), et
    en ce que ledit corps allongé creux (1) comprend une première extrémité (14) et une seconde extrémité (15) opposée à ladite première extrémité (15).
  4. Dispositif flottant (B, B') selon la revendication précédente, caractérisé
    en ce qu'un élément de couplage (141) est agencé sur ladite première extrémité (14) pour couplage avec des éléments externes, et
    en ce qu'un élément de couplage (151) est agencé sur ladite seconde extrémité (15) pour couplage avec des éléments externes.
  5. Dispositif flottant (B, B') selon l'une quelconque des revendications 3 ou 4, caractérisé
    en ce qu'une partie ouvrable (142) est agencée sur ladite première extrémité (14) pour couplage avec un système d'aspiration, et
    en ce qu'une partie ouvrable (142) est agencée sur ladite seconde extrémité (15) pour couplage avec un système d'aspiration.
  6. Dispositif flottant (B, B') selon l'une quelconque des revendications 4 ou 5, caractérisé en ce que ledit élément de couplage (141) de ladite première extrémité (14) et l'élément de couplage (151) de ladite seconde extrémité (15) peuvent être couplés à une pluralité d'autres dispositifs flottants (B1, B2, ..., Bn ; B'1, B'2, ..., B'n).
  7. Dispositif flottant (B, B') selon l'une quelconque des revendications précédentes, caractérisé en ce qu'il comprend une source de lumière agencée sur ledit au moins un corps creux (1) alimentée par des batteries ou par un panneau photovoltaïque.
  8. Dispositif flottant (B, B') selon l'une quelconque des revendications précédentes, caractérisé en ce qu'il comprend un réservoir (18) couplé à ladite surface extérieure (12) pour la collecte desdits polluants.
  9. Dispositif flottant (B, B') selon l'une quelconque des revendications précédentes, caractérisé en ce que la surface de contact dudit élément de stabilisation (16) avec l'eau est ondulée afin d'assurer un contact stable avec les polluants présents dans l'eau.
EP18815040.3A 2017-12-05 2018-11-27 Dispositif flottant de blocage et de récupération des polluants Active EP3720764B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT201700139874 2017-12-05
PCT/IT2018/050231 WO2019111286A1 (fr) 2017-12-05 2018-11-27 Dispositif flottant de blocage et de récupération des polluants

Publications (2)

Publication Number Publication Date
EP3720764A1 EP3720764A1 (fr) 2020-10-14
EP3720764B1 true EP3720764B1 (fr) 2022-12-28

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EP18815040.3A Active EP3720764B1 (fr) 2017-12-05 2018-11-27 Dispositif flottant de blocage et de récupération des polluants

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EP (1) EP3720764B1 (fr)
WO (1) WO2019111286A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113529676A (zh) * 2021-08-11 2021-10-22 浙江省海洋水产养殖研究所 一种海水池塘浒苔清理装置及其方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4752393A (en) * 1984-11-14 1988-06-21 Frank Meyers Contamination control boom arrangement
US5169526A (en) * 1991-09-30 1992-12-08 Gould William L Rapidly deployable fluid spill containment and recovery system
US8216457B2 (en) * 2010-05-12 2012-07-10 Ashley Day Emergency extraction line and marine particle skimmer

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WO2019111286A1 (fr) 2019-06-13
EP3720764A1 (fr) 2020-10-14

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