JP2005087267A - Evacuation device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an evacuation device allowing persons to safely escape and evacuate from a housetop and respective floors in emergency when a fire or the like occurs in a high-rise building, having a simple structure and having high reliability of an operation. <P>SOLUTION: This evacuation device is provided with escape ladders 14 of divided structure serially installed to the wall surface near windows 11 of respective floors and ladder-retaining members 20 changing the escape ladders 14 in the divided states into retained or extended state. This device is further provided with protective crosspieces 24 provided in parallel to the escape ladders 14 and retained in the divided state similar to the escape ladders 14. The lower end of the escape ladder 14 in the extended state is provided with a landing member 26 and an escape opening 30 positioned in a side relative to the escape ladder 14 in the upper part of the landing member 24; and the escape opening 30, in its lower part is provided with the escape ladder 14 and the protective crosspiece member 24 similarly. The escape ladders 14 are alternately positioned for every floor in the both sides of the landing members 26 and attached to the windows 11 of the respective floors. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to an emergency evacuation device that is installed in a high-rise building such as a building that is a building of two or more floors and escapes and evacuates to the ground from each floor of the building in the event of an emergency such as a fire.

  Conventionally, as this kind of evacuation device or evacuation facility, there is a pantograph or bellows type evacuation ladder as disclosed in Patent Document 1. This evacuation ladder is provided on a predetermined floor by being folded in a bellows shape and suspended, and is used by extending the ladder during evacuation. In addition, rope-type slow down machines, rescue bags, evacuation ladders, and the like are also known. Rope-type slow down machines can be automatically lowered by the user's own weight. A rescue bag connects a building window or balcony and the ground with a cloth chute, and a user evacuates to the ground by sliding down the chute. There are a sloping type and a vertical type. Furthermore, as disclosed in Patent Document 2, an evacuation device in which a rope ladder and a rescue bag are combined has been proposed.

Further, as disclosed in Patent Document 3, the evacuation ladder having a folding structure is installed in series on the wall near the window side of each floor, and is attached to a predetermined portion of the evacuation ladder corresponding to the roof side and the window side of an arbitrary floor. There has also been proposed an evacuation device provided with a release and lock mechanism for releasing the folded state of the escape ladder and locking the folded state. In this evacuation device, a series of evacuation ladders are expanded to the maximum usable by operating a release and locking mechanism at any one place on the rooftop or any floor, and the evacuation ladder is used to expand the rooftop and each floor. It is also possible to escape and evacuate to the ground from the window. This evacuation ladder is equipped with an auxiliary ladder with a slide structure attached to the lower part of the evacuation part so that the lower end reaches the ground, and by operating the release and lock mechanism at any one place on the rooftop or any floor Using the auxiliary ladder together with a series of evacuation ladders, it is possible to escape and evacuate from the rooftop and windows of each floor to the ground.
JP-A-6-165836 Japanese Patent Laid-Open No. 11-131959 JP 2003-126279 A

  The above-mentioned conventional ladder that is installed in an accordion-like manner is expanded and stretched, is unstable, gives fear to the user, and stops in case of emergency etc. There is also a problem that it is dangerous because there is a possibility of stepping off or slipping a hand. In addition, rope-type slow downers take time and effort to prepare for descent, and are inferior in speed. In addition, only one person can descent at a time, and one person descents by pulling up to the original. In other words, it was inferior in mobility and had problems such as fear of descent due to the rope.

  In addition, rescue bags and rope ladder-like evacuation devices, like rope-type slow-down machines, require time and effort to prepare for their descent, and are inferior in speed. There is also a risk of being unable to evacuate.

  In addition, even in the evacuation device disclosed in Patent Document 3, the action of being caught on a ladder from the third floor or higher and getting down to the ground feels a great fear, and by any chance slips a hand or foot. There was a problem that the safety in the case of letting it go.

  The present invention has been made in view of the problems of the prior art, and in a high-rise building such as a building, in the event of a fire or the like, it can be safely escaped and evacuated from the rooftop or each floor to the ground. An object of the present invention is to provide an evacuation device that is simple in structure and highly reliable in operation.

  This invention is installed in a series on the wall near the window side of each floor in a high-rise building such as a building having a window on each floor, and escapes from the window of each floor to the ground when an emergency such as a fire occurs. The evacuation ladder having a divided structure installed in series on the wall surface near the window side of each floor and the evacuation ladder corresponding to the window side of each floor, and holding the evacuation ladder in a divided state. A ladder holding member that shifts from the split state to the extended state, a protection bar member that is provided in parallel with the evacuation ladder in the extended state and is held in the split state like the evacuation ladder, and a lower end portion of the evacuated ladder in the extended state An evacuation member, a evacuation opening located laterally with respect to an evacuation ladder above the landing member, and an evacuation ladder and a protection bar member provided below the evacuation opening in the same manner as described above Device. And the said escape ladder is attached to the window of each floor, being located alternately for every floor on both sides of the said landing member.

  The evacuation ladder is housed in a divided state inside the windows on each floor, the window provided with the evacuation ladder opens in conjunction with a fire alarm, and the evacuation ladder protrudes out of the window and extends below the window. .

  The protective bar member is provided in parallel to a position facing the evacuation ladder, and a safety net is provided at a portion between both sides of the evacuation ladder and both sides of the protective bar member.

  Moreover, the main body and the like of the ladder holding member of the evacuation ladder may be formed integrally with a member such as a window frame on each floor.

  The escape ladder includes a plurality of divided portions, and an engagement portion provided at one end of the escape ladder and the engagement portion of the ladder of the other division portion slide along the longitudinal direction in the engaged state. Each of the divided portions is connected with the end portions in series with each other in a state where the engaging portion slides on the engaging groove and reaches from the one end portion to the other end portion. A book escape ladder is formed.

  The evacuation device according to the present invention is safe even from a high floor because a ladder is installed outside the window from each floor and a landing is formed on each floor even in the event of a fire in a high-rise building such as a building. You can get off with a heart. Moreover, since the ladders are provided in parallel on the ladder, it is safe even if you slide your hands or feet, and it is safe. Moreover, the installation to a building is easy, and the storage state is stored compactly and does not get in the way.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 to 13 show an embodiment of the present invention, and an evacuation device 10 according to this embodiment is provided on a wall surface in the vicinity of each floor window of a high-rise building 12 such as a building having an opening / closing window 11 on each floor. It is a device that can be installed to evacuate all the people on each floor from the window 11 to the ground when an emergency such as a fire occurs. That is, the evacuation ladder 14 is installed in series on the wall near the window 11 side of each floor and is mounted on the evacuation ladder 14 corresponding to the window 11 side of each floor, and the evacuation ladder 14 is held and divided in a divided state. The ladder holding member 20 for shifting from the extended state to the extended state is provided. Furthermore, it is provided in parallel with the evacuation ladder 14 in the extended state and includes a protection bar member 24 that is held in a divided state in the same manner as the evacuation ladder 14. The protective cross member 24 is connected to one end of a landing place member 26 described later, and is held in a divided state.

  The landing member 26 is located between the lower end portion of the extended escape ladder 14 and the escape ladder 14 below the extended escape ladder 14, and is swingably provided on the building 12. The landing member 26 swings from the state of being stored in parallel with the building 12 and is held in a horizontal state by the wire 28. The landing member 26 is formed with an evacuation opening 30 located laterally with respect to the evacuation ladder 14 above the landing member 26. Below the evacuation opening 30, the evacuation ladder 14 and the protection bar member are formed as described above. 24 is provided. And the escape ladder 14 and the protection crosspiece member 24 are hung down alternately for every floor of the building 12 on both sides of the landing member 26. Each member is preferably integrally formed of a light metal material such as aluminum.

  Further, safety nets 32 are provided at portions between both sides of the protection bar member 24 provided in parallel to the position facing the evacuation ladder 14 and both sides of the evacuation ladder 14. The safety net 32 is wound around and housed on the side surface portion of the landing member 26 and is provided so as to hang down after the protection member 24 is extended. On the wall side of the building 12 facing the protection bar member 24, a guide member 37 serving as a sliding guide for the safety net 32 is suspended along with the protection bar member 24, and the guide member 37 is fixed to the wall of the building 12. It is held by the holding piece 38. The safety net 32 is formed on the side where the evacuation opening 30 is formed to have a length up to the top of the landing member 26 so as to form an opening 33 that allows a person to pass through, and the safety net 32 on the opposite side thereof. Is formed to a length that reaches the landing member 26.

  The evacuation ladder 14 is divided into a plurality of pieces, and is suspended by a ladder holding member 20 corresponding to the window 11 of the building 12 and stored inside the window 11 as shown in FIGS. Yes. The ladder holding member 20 is held so that the pair of holding rails 34 on which the escape ladder 14 is suspended is engaged with the engaging portion 36 at one end to be easily slid out of the window 11. The rail 34 is inclined toward the outside of the window. Further, as shown in FIG. 9, the evacuation ladder 14 is in an engaged state between the engagement portions 44 provided at one end of each of the divided portions of the evacuation ladder 14 and the engagement portions 44 of the ladders of the other divided portions. And an engaging groove 46 that slides along the longitudinal direction. Each of the divided portions is connected by connecting the end portions in series by a connecting member (not shown) after the engaging portion 44 slides on the engaging groove 46 and reaches the other end portion. An evacuation ladder 14 is formed. The connecting means between the end portions can be appropriately set, and may be one in which the male portion and the female portion are fitted and connected. The engagement portion 44 may be held in a state where it reaches the lower end portion of the engagement groove 46 to form one escape ladder 14. In this case, a step is formed in the connecting portion, but the structure is simple. The protective fence member 24 is also formed in the same structure as the divided structure of the escape ladder 14.

  At the lower ends of the evacuation ladder 14 and the protection bar member 24, a connecting member 48 that is connected to a predetermined position of the landing member 26 is provided. The connecting member 48 only needs to be engaged with and connected to the edge of the landing member 26, and the engaging structure is not limited.

  As for the operation of the evacuation device of this embodiment, for example, when a fire occurs, if a fire alarm is detected by a fire alarm (not shown), the alarm device (not shown) informs the building 12 of the fire, The windows 11 on each floor are automatically opened by the driving device. The opening of the window 11 is automatically opened by electric drive. However, even if the window 11 is not automatically opened for some reason, the window 11 can be opened manually from the nearest other floor. For the release operation, a drive mechanism such as a wire or a chain may be provided.

  When the window 11 is opened, a lock (not shown) is released by an engagement release piece 41 provided on the sash 40 of the window 11, and first, as shown in FIGS. , Extended downstairs. The protective measure member 24 is also stored in a divided state. Like the escape ladder 14, the engaging portion provided at one end and the engaging portion of the protection bar member 24 in the other divided portion are in the engaged state and are long. Each of the divided portions, with the engaging portion sliding in the engaging groove and reaching the other end from one end to the other in series. Are connected to each other. Each end portion is stably locked with the engagement portion at one end engaged with the holding portion at the other end.

  Furthermore, the ladder holding member 20 is unlocked by a fire alarm, and the divided escape ladder 14 slides out of the window. Then, as shown in FIGS. 4 and 5, the divided evacuation ladder 14 sequentially extends downward on the building side with respect to the protective fence member 24. At this time, when one split evacuation ladder 14 is extended, the upper end engaging portion 44 is engaged downward along the engaging groove 46 formed in another adjacent split evacuation ladder 14. Elongate. By repeating this operation, the plurality of divided escape ladders 14 extend downward. As for each edge part of the division | segmentation evacuation ladder 14, one edge part engages with the other edge part, and it latches stably, and becomes one evacuation ladder 14. FIG.

  Furthermore, as shown in FIG. 6, the landing member 26 is brought down by the disengagement piece 42 of the sash 40, the landing member 26 opens in a horizontal state, and the protective fence member 24 together with the landing member 26 is against the escape ladder 14. It is separated by the width of the landing member 26. Thereafter, as shown in FIG. 7, the safety net 32 hangs downward from the storage part of the landing member 26. The operation of the safety net 32 may be performed so that the safety net 32 falls in conjunction with the completion of the turning operation of the landing site member 26.

  With the above operation, the operation for enabling the evacuation device 10 is completed, and evacuation is possible. In the evacuation, the evacuation ladder 14 is traveled from the nearest floor to the landing 26 on the lower floor, and then descends from the side evacuation opening 30 to the lower floor. Then, evacuate to the ground by repeating this route.

  According to the evacuation device of this embodiment, since the evacuation device from each floor to the floor immediately below is provided in the window 11 of each floor, the size of the device is small for each floor and it is easy to accommodate. Moreover, the evacuation ladder 14 is alternately positioned on the landing member 26 for each floor and descends through the evacuation opening 30 of the landing member 26 for each floor, so that the evacuation ladder 14 is used substantially for one floor. If you slip off your hands, you will only fall down the height of one floor, and you will not be injured. Furthermore, since the evacuation ladder 14 is surrounded by the protection bar member 24 and the safety net 32, the evacuee does not fall to the ground, and this is also safe.

  The evacuation device according to the present invention is not limited to the above-described embodiment, and the engagement portion, the locking means, and the like can be designed appropriately. Moreover, an evacuation ladder and a protection cross member can also be designed suitably.

It is the state front view (A) which attached the evacuation apparatus of one Embodiment of this invention to a building, and extended | stretched the evacuation ladder, and the state front view (B) which extended the protection crosspiece member. It is a longitudinal cross-sectional view which shows the state which attached the evacuation apparatus of this embodiment to the building, and extended | extended the evacuation ladder, the safety net, etc. It is the longitudinal cross-sectional view (A) of the state which attached the evacuation apparatus of this embodiment to the building, and the longitudinal cross-sectional view (B) which shows the state which extended the protection crosspiece member. It is the partially broken front view which shows the state which attached the evacuation apparatus of this embodiment to the building, and extended the evacuation ladder. It is a front view which shows the state which attached the evacuation apparatus of this embodiment to a building, extended the evacuation ladder, and opened the landing member. It is the longitudinal cross-sectional view before attaching the evacuation apparatus of this embodiment to a building, extending | stretching an evacuation ladder, opening a landing member, and lowering a safety net. It is a longitudinal cross-sectional view which shows the state which attached the evacuation apparatus of this embodiment to the building, extended the evacuation ladder, opened the landing member, and lowered the safety net. It is the fragmentary perspective view which shows the state which attached the evacuation apparatus of this embodiment to a building, extended | stretched the evacuation ladder, and opened the landing member. It is an enlarged side view which shows the accommodation state of the ladder holding member of this embodiment, and the division | segmentation escape ladder. It is a longitudinal cross-sectional view which shows the holding rail of the division | segmentation escape ladder of this embodiment. It is a perspective view which shows the holding piece holding the guide member of the safety net of this embodiment. It is a perspective view of the landing member of this embodiment. It is a perspective view of the window sash of this embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Evacuation device 11 Window 12 Building 14 Evacuation ladder 20 Ladder holding member 24 Protection bar member 26 Landing member 30 Evacuation opening 32 Safety net 40 Sash

Claims (5)

  In a high-rise building such as a building having a window on each floor, it is installed in series on the wall surface near the window side of each floor, and when an emergency occurs, an evacuation device for evacuating by escaping from the window on each floor to the ground The evacuation ladder having a split structure installed in series on the wall near the window side of each floor and the evacuation ladder corresponding to the window side of each floor are mounted and the evacuation ladder is held in the split state and shifted from the split state to the extended state. A ladder holding member, a protection bar member provided in parallel with the evacuation ladder in the extended state and held in a divided state like the evacuation ladder, a landing member located at a lower end of the extended evacuation ladder, and An evacuation opening located laterally with respect to the evacuation ladder above the landing member, and an evacuation ladder and a protection bar member are provided below the evacuation opening in the same manner as described above, and the evacuation ladder includes the landing member. Pinch In, and alternately located on each floor, the evacuation apparatus, characterized by being mounted on each floor of the window.   The evacuation ladder is housed in a divided state inside the windows on each floor, the window provided with the evacuation ladder opens in conjunction with a fire alarm, and the evacuation ladder protrudes out of the window and extends below the window. The evacuation device according to claim 1.   The protection bar member is provided in parallel to a position facing the evacuation ladder, and a safety net is provided in a portion between both sides of the evacuation ladder and both sides of the protection bar member. The evacuation device according to 1 or 2.   The evacuation apparatus according to claim 1 or 2, wherein a main body of the ladder holding member of the evacuation ladder is formed integrally with a member such as a window frame of each floor. The escape ladder includes a plurality of divided portions, and an engagement portion provided at one end of the escape ladder and the engagement portion of the ladder of the other division portion slide along the longitudinal direction in the engaged state. Each of the divided portions is connected with the end portions in series with each other in a state where the engaging portion slides on the engaging groove and reaches from the one end portion to the other end portion. The evacuation device according to claim 1 or 2, wherein an evacuation ladder of books is formed.

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