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WO2013186797A1 - Système gonflable pour évacuation d'urgence à partir de structures - Google Patents

Système gonflable pour évacuation d'urgence à partir de structures Download PDF

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Publication number
WO2013186797A1
WO2013186797A1 PCT/IT2013/000166 IT2013000166W WO2013186797A1 WO 2013186797 A1 WO2013186797 A1 WO 2013186797A1 IT 2013000166 W IT2013000166 W IT 2013000166W WO 2013186797 A1 WO2013186797 A1 WO 2013186797A1
Authority
WO
WIPO (PCT)
Prior art keywords
supporting structure
inflatable
chutes
container
pneumatic
Prior art date
Application number
PCT/IT2013/000166
Other languages
English (en)
Inventor
Matteo SPASIANO
Francesco GERI
Original Assignee
Progetech S.R.L.
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 Progetech S.R.L. filed Critical Progetech S.R.L.
Priority to EP13745730.5A priority Critical patent/EP2858724B1/fr
Publication of WO2013186797A1 publication Critical patent/WO2013186797A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B1/00—Devices for lowering persons from buildings or the like
    • A62B1/20—Devices for lowering persons from buildings or the like by making use of sliding-ropes, sliding-poles or chutes, e.g. hoses, pipes, sliding-grooves, sliding-sheets

Definitions

  • the present invention relates to an inflatable system for emergency evacuation from structures.
  • the invention concerns a inflatable multifunctional system for emergency evacuation from high structures, in particular building structures such as buildings, hospitals, ships and the like, for the quick reaching of a safe place in case of fire, earthquake, explosion, flood, structural collapse, stability failure, sinking, and the like, but that can be used for any event that requires the implementation of a plan for the evacuation of a large number of people, even with disabilities or reduced mobility, in a short time, to preserve the safety of themselves, favoring the rapid evacuation in the event of serious and imminent danger.
  • building structures such as buildings, hospitals, ships and the like
  • the characteristics of the evacuation systems currently commercially available, with reference to the exit routes, relate, in general, to their number, the distance from the environments of people permanence and construction requirements, such as to make them usable with respect to the effects to which they have been realized.
  • the evacuation of the occupants from the inside of the structure can be limited or prevented, due to, for example, the structural collapse of the stairs for the fire or for an earthquake, or for other events.
  • fire safety solutions for the stairs are basically of four types.
  • smoke-proof stairs which provide a space which constitutes a fireproof compartment having an access for every floor of the building, by means of fire resistant doors, equipped with self-closing device discovered, a space or a hallway open for at least one side toward an open space with a parapet.
  • Smoke-proof internal stairs which provide a fireproof compartment having as access to each floor, an anti-smoke filter.
  • protected stairs are known, arranged in a compartment constituting a fireproof compartment, having a direct access to each floor, fire resistant doors and equipped with self-closing device.
  • Smoke-proof stairs, smoke-proof internal stairs and external stairs are safe places but they are not included in the length of evacuation routes traveled by people during the available evacuation time. Even at the design level, the efforts for fully adapting or configuring the safety of buildings for the distribution of space are several. In case of fire risk, for example, the above mentioned difficulty is evident especially in existing buildings, for which it is often necessary to prepare expensive fire protection systems installations , such as smoke detection systems, alarm or shutdown.
  • object of the present invention to overcome the limitations of the prior art and to propose an inflatable system for emergency evacuation from inflatable structures, that can be safely and protect the people while evacuating from a structure.
  • an inflatable system for emergency evacuation from structure comprising a rescue unit, having a supporting structure or support frame, at least one chute, fixed to said supporting structure, and a container, in which said supporting structure and said chutes are foldable, and a inflating pneumatic system connected with said supporting structure, said system being capable of assuming a closed position, wherein said supporting structure and said chutes are folded into said container, and an open position, wherein said inflation pneumatic system inflates said supporting structure, so that said supporting structure comes out from said container together with said chutes, and they are unfolded.
  • said supporting structure could comprise an inflatable central column, an inflatable pneumatic outer wall, preferably made by a plurality of cylindrical rings, provided with one or more access apertures and at least one lower exit aperture, and a plurality of inflatable tubular structures or bars, each connected with said central column and said outer pneumatic wall, suitable to tighten said inflatable supporting structure.
  • said access apertures could have a substantially ellipsoidal shape and have one or more handles in order to facilitate the user to arrange himself on said chute.
  • said system could comprise a chute for each of said apertures.
  • said chutes could have a helical shape and are made of fabric.
  • said supporting structure could comprise a plurality of pneumatic chambers, having a tubular form, interconnected each other, which extend longitudinally along the sliding direction, and in that said chute is a substantially longitudinal plane contained within two side walls formed by said pneumatic chambers.
  • said container could include a ledge, provided with a protection or balustrade, and it is installable on a platform of a mobile means, as a fire truck, a crane, a telescopic arm aerial platform, a bridge crane, a ladder truck, a pantograph lift, vertical column lift, or the like.
  • a mobile means as a fire truck, a crane, a telescopic arm aerial platform, a bridge crane, a ladder truck, a pantograph lift, vertical column lift, or the like.
  • said supporting structure could be made of a material with high thermal resistance, so as to protect people who are evacuating from heat, from any flames and from fumes.
  • said container could comprise a fabric casing, adapted to contain said supporting structure and said chutes, capable of breaking or stripping, so as said supporting structure and said chutes come out from said container, so that said supporting structure and said chutes are unfolded, due to the inflation of said supporting structure.
  • said container could be fixable to a structure, such as a building structure.
  • said inflation pneumatic system could comprise one or more compressed air cylinders a collector pipe, to which said one or more cylinders are connected, a blower, connected with said collector pipe, and a quick coupling system for the connection of said rescue units and said collector pipe.
  • said system could comprise one or more fire detectors, a manual activation device, a control unit, connected with said one or more fire detectors and said manual activation device, said control unit being capable of automatically activating the inflatable system for emergency evacuation, by means of said one or more fire detectors, or by a manual operation of said manual activation device, and a generator or a set of emergency power supply batteries.
  • figure 1 shows a schematic view of a first embodiment of an inflatable emergency evacuation system according to the present invention
  • figure 2 shows a perspective view of a structure or supporting frame of the system according to figure 1 ;
  • figure 3 shows a longitudinal section of the structure or support frame according to figure 2;
  • figure 4 shows a part of the structure or supporting frame of the system according to figure 2;
  • figure 5 shows details of the structure or supporting frame of figure
  • figure 6 shows further details of the structure or supporting frame of figure 4.
  • figure 7 shows the system according to figure 1 in the closed position applied to a building
  • figure 8 shows the system of figure 7 in the open position
  • figure 9 shows a side view of a second embodiment of the inflatable emergency evacuation system according to the present invention.
  • figure 10 shows the system of figure 9 applied to a building
  • figure 11 shows the closure system of figure 9 applied to a crane of a mobile vehicle
  • figure 12 shows a second perspective view of the system in the closed position according to figure 1 1 ;
  • figure 13 shows a second perspective view of the system in the open position according to figure 11.
  • FIG. 1 it is observed a first embodiment of the inflatable system for emergency evacuation 1 , according to the present invention.
  • Said system 1 comprises mainly a rescue unit 10, comprising, in its turn, a supporting structure or frame 2 and helical-shaped slides 3, made of fabric, and a pneumatic inflation system 4.
  • figure 1 shows the part of the rescue unit 10 which comes to abut to the wall of a building or a structure from which ensuring the emergency evacuation (not shown in the present figure).
  • Said supporting structure 2 of said rescue unit 10 comprises an inflatable central column 21 connected at regular intervals by means of suitable tubular structures or bars 22, which are also inflatable, adapted to ensure a proper stiffness to the inflatable supporting structure 2, and an inflatable outer pneumatic cylindrical wall 23, preferably made by a plurality of cylindrical rings connected each other, on which access apertures 24 are provided, in addition to a lower exit aperture 24a.
  • Said rescue unit 10 also comprises a container 26, in which the supporting structure 2 and the chutes 3 are contained and folded in closed position.
  • said system 1 comprises a fabric casing (not shown), contained in said container 26, in which said inflatable supporting structure 2 and said chutes 3 are folded, which can be unfolded for example, by breaking at a predetermined pressure value.
  • Said container 26 is installed on the fixed structure of a building E, as an outer wall itself, or positionable within a ceiling.
  • container 26 is fixed to the structure of the building itself.
  • the access apertures 24 are positioned in correspondence of the exit points of the building (e.g. the windows) and entry (apertures 24) in the system 1 , as it can be seen in figures 4 and 8.
  • Said supporting structure 2 is adapted to give appropriate stiffness to support the chutes 3, which have a helical form.
  • Said inflatable structure 2 has the function to protect from heat, from any flames and from fumes, people who are evacuating, as it is made by material with high thermal resistance, or provided with the appropriate requirements for reaction to fire.
  • said inflatable support structure 2 is made of materials having appropriate classes of reaction to fire, referring to the Italian classification system, and with adequate correspondence with respect to European reaction classes or of other countries, suitable for the expected kind of employment.
  • Said chutes 3 have, as said, a helical shape and are made of fabric. They provide for an anti panic alert 31 of the emergency route/s.
  • the pneumatic inflation system 4 comprises a group of compressed air cylinders 41 , suitably connected to the control for driver cylinders 41 ', a collector tube 42, the inflation system of the fabric inflatable supporting structure with blower 43, for the safety inflation of said supporting structure 2, provided with a further tube and a quick coupling system 44, for the connection between the rescue unit 10 and the inflation pneumatic system 4.
  • Said pneumatic inflation system 4 also includes a manual activation device 45 of the inflation system and an automatic activation system, provided with fire detectors 46, a control unit 47, connected with the command to driver cylinders 41 ' and/or with the blower 43, and with the manual activation device 45.
  • Said control unit 47 is adapted to activate automatically or following a manual actuation, the inflatable system for emergency evacuation 1 according to the invention, in case of fire or danger in general.
  • a suitable ejection system can be used in the pneumatic inflation system 4, in order to reduce the inflation time a suitable ejection system can be used.
  • the invention is pre-installed on the fixed structure (e.g. wall E of a building), and the inflation system 4 provides said blower 43, it is possible to provide an auxiliary power supply in case of lack of mains electricity, by means of a generator or a set of batteries, in addition to a manual activation system.
  • System 1 may provide said rescue units 10 preinstalled in said fixed structure such as a building E, and can be activated by, as mentioned, a suitable connection of the inflation system with the detection system and alarm both automatic as well as manual.
  • the inflatable supporting structure 2 has the function to give appropriate stiffness to the invention and to support chutes 3. Furthermore, the inflatable supporting structure 2 has the function to protect from heat, from flames and from fumes, people who are evacuating, being it made of material with a high degree of thermal resistance. Said material of the inflatable supporting structure 2 and of the chutes 3 must be adequately resistant to traction, laceration, cold and heat, flame, solvents, foldings, waterproof, as well as it should have an appropriate adhesion for any welding.
  • appropriate entrance points to the chute 3 can be realized, which have the interface function of the invention with the fixed structure and are constituted by approximately ellipsoidal shape pilot invitations, equipped with special gripping handles and positioned in correspondence of the exit points of the fixed structure to be evacuated.
  • the access apertures 24 preferably have an ellipsoidal shape and ensure safe access by persons evacuating from the main structure and a stable positioning of the system 1 with the function to provide a short entry corridor into the structure.
  • the sliding plane will be contained within two pneumatic side walls, in order to avoid the exit of evacuated personnel and to make possible a capacity of adjustment of their descent speed .
  • the fabric structure of the helical chutes 3 is also made of a material with a high degree of thermal resistance and low friction coefficient, in order to avoid epidermal burns to evacuated persons, caused by heat generated by friction.
  • Helical chutes 3 are preferably in number from one to four and have each a mean radius preferably of the order of 3 meters and appropriate tilt angle, preferably equal to about 23°.
  • each interface of the invention with the fixed structure, there is a dedicated helical chute 3, independent from those of the other outputs, enabling the non-interference between those who engage the system 1 coming from different points of access to the same.
  • FIG. 9-13 it is seen a second embodiment of the inflatable system 1' for emergency evacuation from structures in general.
  • the inflatable supporting structure 2' is constituted by a set of tubular shaped pneumatic chambers 27', suitably interconnected, which extend longitudinally in the sliding direction.
  • Pneumatic chambers 27' identify, of course, a single access aperture 24' and an exit aperture 24a'.
  • the sliding plane 3' is contained within two side walls, constituted by said pneumatic chambers 27', so as to prevent the escape of evacuated persons and to make possible the adjustment of the descent speed by the subject while slides.
  • the inflatable system 1 ' for evacuation according to said second embodiment can also be installed on a mobile means C, such as a fire truck and the like, as shown in particular in figures 1 1 , 12 and 13.
  • a mobile means C such as a fire truck and the like, as shown in particular in figures 1 1 , 12 and 13.
  • the container in case of use of the mobile means C, the container
  • Rescue units 10' of the system 1 ' since it has a weight and a reduced dimension, by virtue of the materials of which it is made to confer stiffness through the inflation of a supporting structure 2', can be easily installed on different types of operating mobile means C, such as a crane, a telescopic arm aerial platform, a bridge crane, a ladder truck, a pantograph lift, vertical column lift and other types of means.
  • operating mobile means C such as a crane, a telescopic arm aerial platform, a bridge crane, a ladder truck, a pantograph lift, vertical column lift and other types of means.
  • system 1 and 1 ' The operation of the system 1 and 1 ' described above is as follows.
  • a fixed structure such as a wall of a building and, following activation of the pneumatic inflation 4, by means of the compressed air cylinders 41 or 43 with a blower, operated automatically through connecting to the firefighting manual and automatic alarm system 46 or manually by means of the manual activation device of the inflation system 45, there is the liberation of the inflatable structure supporting 2 from the container 26 with low pressure values, causing the breakage of the fabric, with the following quick inflation of the supporting structure 2, and, in particular, of the central column 21 , the tubular structures or bars 22 and the outer pneumatic cylindrical wall 23 as well as the access invitation handles 25 on the helical chutes 3.
  • system 1 ' in case it is installed on a mobile vehicle C, such as cranes, telescopic arm aerial platforms, bridge cranes, ladder trucks, pantograph lifts, vertical column lifts and other types of means, said means C should be positioned so that platform B' is arranged in correspondence of the point and/or opening (e.g. a window) from which people evacuate.
  • a mobile vehicle C such as cranes, telescopic arm aerial platforms, bridge cranes, ladder trucks, pantograph lifts, vertical column lifts and other types of means
  • said means C should be positioned so that platform B' is arranged in correspondence of the point and/or opening (e.g. a window) from which people evacuate.
  • inflating pneumatic system 4 is activated, even in this case by means of the compressed air cylinders 41 or blower 43, to allow the opening of the container 26', for obtaining the required stiffness of the inflatable supporting structure 2'.
  • lower exit apertures 24a and 24a' of the sliding plane will be such as to allow the sliding of the persons to be evacuated for few meters in the horizontal direction, parallel to the plane that will welcome the evacuated people, so as to make minimum the speed acquired in the descent phase, by compensating gravity acceleration.
  • An advantage of the present invention is that the inflatable system for emergency evacuation occupies, in resting conditions, a very reduced space, than when it is fully unfolded after activation, and also has a very low weight.
  • the system according to the invention has also high use versatility in different operating conditions, in addition, it is capable to cancel aesthetic-perceptive effects in case of installation on historic buildings and it does not affect the static conditions of the same structure, being configured, moreover, in this context, as an entirely reversible work.
  • a further advantage of the present invention is that of being easily installed both on a fixed preexisting structure, as well as on mobile operating means such as cranes, telescopic arm aerial platforms, even installed mounted on boats, bridge cranes, ladder trucks, pantograph lifts, vertical column lifts, aerial platforms truck and even other types of means.
  • mobile operating means such as cranes, telescopic arm aerial platforms, even installed mounted on boats, bridge cranes, ladder trucks, pantograph lifts, vertical column lifts, aerial platforms truck and even other types of means.
  • Another advantage of the present invention is that of allowing, within a given structure, in consideration of the "panic" effect potentially generated by the presence therein of a large crowds of people, a high outflow capacity in addition to that potentially obtainable with the existing persisting escape system, being it able to evacuate several tens of people per minute, for each chute at a limited speed controllable by the person, thus allowing the evacuation at various heights, both in case of only one floor building, as well as in case of a building with several floors to be evacuated, without the need of assistance of the evacuation employees.
  • a further advantage of the present invention is also that of increasing the safety degree of a building in case of any particular constraints that prevent the realization of evacuation routes outside the building, thus realizing a suitable safety level equivalent compared to that required by mandatory regulations in the sector.

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Emergency Lowering Means (AREA)
  • Alarm Systems (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

La présente invention porte sur un système gonflable (1, 1') pour une évacuation d'urgence à partir d'une structure (S), lequel système comprend une unité de secours (10, 10'), ayant une structure de support ou un bâti de support (2, 2'), au moins une goulotte (3, 3'), fixée à ladite structure de support (2, 2'), et un récipient (26, 26'), ladite structure de support (2, 2') et lesdites goulottes (3, 3') étant pliables, et un système pneumatique de gonflage (4) relié à ladite structure de support (2, 2'), ledit système (1, 1') étant apte à prendre une position fermée, dans laquelle ladite structure de support (2, 2') et lesdites goulottes (3, 3') sont pliées dans ledit récipient (26, 26'), et une position ouverte, dans laquelle ledit système pneumatique de gonflage (4) gonfle ladite structure de support (2, 2'), de telle sorte que ladite structure de support (2, 2') sort dudit récipient (26, 26') avec lesdites goulottes (3, 3'), et qu'elles sont dépliées.
PCT/IT2013/000166 2012-06-12 2013-06-11 Système gonflable pour évacuation d'urgence à partir de structures WO2013186797A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP13745730.5A EP2858724B1 (fr) 2012-06-12 2013-06-11 Système gonflable d'évacuation d'urgence des structures

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000272A ITRM20120272A1 (it) 2012-06-12 2012-06-12 Sistema gonfiabile per evacuazione di emergenza da strutture.
ITRM2012A000272 2012-06-12

Publications (1)

Publication Number Publication Date
WO2013186797A1 true WO2013186797A1 (fr) 2013-12-19

Family

ID=46758912

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IT2013/000166 WO2013186797A1 (fr) 2012-06-12 2013-06-11 Système gonflable pour évacuation d'urgence à partir de structures

Country Status (3)

Country Link
EP (1) EP2858724B1 (fr)
IT (1) ITRM20120272A1 (fr)
WO (1) WO2013186797A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107998526A (zh) * 2017-12-27 2018-05-08 泉州市宏恩新能源汽车科技有限公司 一种有加强筋的救生管道
CN113018711A (zh) * 2020-01-08 2021-06-25 广州市柏拉图塑胶有限公司 多层建筑用快速充气pvc防灾逃生螺旋滑梯
CN115607864A (zh) * 2022-09-06 2023-01-17 中国矿业大学(北京) 一种隔断式高空柔性救生滑道

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1172267A (en) * 1966-02-15 1969-11-26 Mitsubishi Electric Corp Inflatable Escape Slideway Apparatus
US3910532A (en) * 1974-04-25 1975-10-07 Garrett Corp Inflatable deployment system and method
GB2375089A (en) * 2001-05-03 2002-11-06 Paul Mincher Escape Chute

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1172267A (en) * 1966-02-15 1969-11-26 Mitsubishi Electric Corp Inflatable Escape Slideway Apparatus
US3910532A (en) * 1974-04-25 1975-10-07 Garrett Corp Inflatable deployment system and method
GB2375089A (en) * 2001-05-03 2002-11-06 Paul Mincher Escape Chute

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107998526A (zh) * 2017-12-27 2018-05-08 泉州市宏恩新能源汽车科技有限公司 一种有加强筋的救生管道
CN113018711A (zh) * 2020-01-08 2021-06-25 广州市柏拉图塑胶有限公司 多层建筑用快速充气pvc防灾逃生螺旋滑梯
CN115607864A (zh) * 2022-09-06 2023-01-17 中国矿业大学(北京) 一种隔断式高空柔性救生滑道
CN115607864B (zh) * 2022-09-06 2023-11-21 中国矿业大学(北京) 一种隔断式高空柔性救生滑道

Also Published As

Publication number Publication date
EP2858724A1 (fr) 2015-04-15
ITRM20120272A1 (it) 2013-12-13
EP2858724B1 (fr) 2021-10-06

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