JP2018099488A - Smoke barrier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a smoke barrier reducing a risk of breakage and falling in a time of disaster such as earthquake disaster, and in normal times other than the disaster, capable of securing informativity such as a guide display, aesthetic appearance, and effective utilization of a space.SOLUTION: A smoke barrier 1 includes: a rectangular light guide plate 2 formed of a transparent acryl; an LED 3 provided along the edge of the light guide plate 2; and an incombustible frame body 4 for fixing the light guide plate 2 to a ceiling of a building. An incombustible sheet 6 is provided on a display-directional surface of the light guide plate 2, the light guide plate 2 is covered by the frame body 4 and the sheet 6, and decoration is provided on the display-directional surface thereof. This configuration can exhibit a function as an electronic sign, while exhibiting the function as the smoke barrier 1, so as to display the decoration with a bright image, effectively using the space.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a smoke-proof hanging wall constituting a smoke-proof section in a building.

  The smoke barrier is a partition wall, a hanging wall that protrudes more than 50 cm (80 cm for fire prevention objects listed in Article 28, Paragraph 1, Item 1 of the Cabinet Order) from the ceiling, and other smoke equal to or higher than these. It is effective to impede the flow of steel, and it is made of or covered with non-combustible materials (except those that are easily deformed or damaged by heating such as aluminum and glass) (Article 126-2 of the Building Standards Law Enforcement Ordinance) Section 1).

As such a smoke-proof hanging wall, those conventionally used are often configured by connecting a number of glass plates lowered from a ceiling to a predetermined height.
Such a smoke barrier is installed in a commercial facility, for example, and has a predetermined smoke prevention function defined by laws such as the Fire Service Act and the Building Standards Act, and is provided for each predetermined section. Yes.

  By the way, in commercial facilities and the like, guidance of passages and the like is performed by a signboard or the like provided separately from the smoke barrier. For this reason, smoke barriers and signboards are provided at various locations, and there is a problem in that they are not organized, impair the aesthetics, and cannot effectively use the space.

  As a means for solving such a problem, Patent Document 1 discloses a structure in which a smoke-proof hanging wall is provided with a sign or guide function.

  Further, a smoke-proof hanging wall is configured using a light guide plate made of a glass material, and a light source is provided on the ceiling side, and guidance display or the like is performed on the surface in the display direction of the light guide plate.

JP 2014-132294 A

However, the smoke-proof hanging wall of Patent Document 1 employs a glass material in order to ensure a smoke-proof function.
For this reason, there is a risk that the glass smoke barriers are scattered when the glass smoke barrier is broken or collapsed during a disaster such as an earthquake.

In addition, the smoke-proof hanging wall of Patent Document 1 is a phosphorescent guidance display, which provides guidance display at the time of a power failure or the like, but also has a problem and design that is not conspicuous and cannot provide sufficient information in normal times. There is also a problem that is limited to those with phosphorescent properties. For this reason, it tends to be a dark image in normal times other than disasters, and does not match the designer's intention.
Further, when the illuminance is insufficient at the installation position, illumination such as a downlight is necessary depending on the situation, and there is a problem that the space cannot be effectively used.

  On the other hand, when a smoke-proof hanging wall is configured with a light guide plate made of glass and a light source is provided for guidance display etc., the light of the light source is difficult to reach the entire light guide plate due to the characteristics of the glass material, and visibility such as guidance display etc. There was also a problem that was bad.

  Therefore, the present invention reduces the risk of breakage or collapse even in the event of a disaster such as an earthquake disaster, and also ensures information and aesthetics such as guidance display in normal times other than disasters, and effective space use. An object is to provide a smoke barrier that can be utilized.

  In order to achieve the above object, a smoke-proof hanging wall according to the present invention includes a rectangular light guide plate formed of transparent acrylic, an LED provided along an edge of the light guide plate, and the light guide plate. A non-combustible material frame fixed to the ceiling of the building, and a non-combustible material sheet is provided on a surface of the light guide plate in a display direction, and the light guide plate is covered by the frame and the sheet. It is characterized by being decorated on the surface in the display direction. Here, the sheet needs to have nonflammability determined by a law such as the Building Standards Law and satisfy the smoke-proof performance.

Since the smoke-proof hanging wall is constituted by the acrylic light guide plate, it is lighter than glass and has a low risk of falling in the event of a disaster. Even if the smoke barrier is dropped due to an earthquake or the like, it is made of acrylic, so there is little scattering of fragments.
Moreover, since a sheet | seat is provided in the surface of the display direction of a light-guide plate, scattering of a fragment can be avoided.
Therefore, the smoke proof wall according to the present invention is less likely to break or collapse during a disaster, and can ensure safety.
Furthermore, the function as a smoke-proof hanging wall is exhibited by providing a sheet on the light guide plate.
Furthermore, the function as an electric sign is exhibited by decorating the surface in the display direction of the light guide plate.
Moreover, since the effect as illumination is exhibited by the LED, the shortage of illuminance can be solved and the installation of a downlight becomes unnecessary.

A rectangular light guide plate formed of transparent acrylic; an LED provided along an edge of the light guide plate; and a non-combustible frame that fixes the light guide plate to a ceiling of a building. In the display direction of the light guide plate, a non-combustible material sheet is provided, the light guide plate is covered with the frame and the sheet, and the sheet is decorated on the surface of the light guide plate in the display direction. You may be made to do.
By decorating the sheet, it is possible to easily change the decoration simply by replacing the sheet.
Here, the sheet has been certified as a non-combustible material by an administrative agency. This administrative institution is the competent ministry that recognizes non-combustible materials for smoke barriers, and is the Ministry of Land, Infrastructure, Transport and Tourism at the time of filing this application.

The frame includes a ceiling-side frame that holds the upper edge of the light guide plate and a floor-side frame that holds the lower edge of the light guide plate, and the LED is provided on the ceiling-side frame. May be.
By providing the LED on the ceiling side frame, wiring can be performed at the shortest distance, and installation can be performed with a minimum space.

The light guide plate may be embossed on the surface in the display direction.
By performing the embossing, the embossing serves as a light source with respect to the display direction, so that light can be uniformly provided to the light guide plate, and the decoration can be more easily seen.

  The non-combustible material sheet may be detachably attached to the surface of the light guide plate, or may be detachably attached to a resin slide plate slidably provided on the surface of the light guide plate. It may be.

  As described above, according to the smoke-proof hanging wall of the present invention, it is lighter than glass by including a decorative acrylic light guide plate, a light source using LEDs, and a sheet having a smoke-proof function. A smoke barrier can be provided, and the risk of falling even in a disaster can be reduced. Even if the smoke barrier is dropped due to an earthquake or the like, it is made of acrylic, so the scattering of fragments is reduced.

In addition, since the sheet is provided on the surface of the light guide plate in the display direction, it is possible to avoid scattering of fragments at the time of breakage.
Therefore, the smoke proof wall according to the present invention is less likely to break or collapse during a disaster, and can ensure safety.
Furthermore, the function as a smoke-proof hanging wall is exhibited by providing a sheet on the light guide plate.

  Furthermore, the function as an electric sign is exhibited by decorating the surface in the display direction of the light guide plate. Moreover, since the effect as illumination is exhibited by the LED, the shortage of illuminance can be solved, and the installation of a downlight becomes unnecessary. Therefore, it is possible to display a bright image decoration while effectively using the space.

FIG. 1 is a perspective view showing the overall configuration of the smoke barrier wall of the present invention. FIG. 2 is an enlarged view showing a state in which the LED and the light guide plate are stored in the frame body, (a) shows a storage state of the frame body arranged on the ceiling side, and (b) The storage state of the frame body arrange | positioned at a floor side is shown. FIG. 3 is a front view of the smoke barrier wall in the first embodiment. FIG. 4 is an enlarged perspective view showing the fitting of the floor frame and the continuous suspension receiver. FIG. 5 shows a light guide plate in Example 2, and FIG. 5 (a) is a front view showing an embossed surface of the light guide plate in the display direction. (B) shows the scattering state of incident light on a light guide plate that has been embossed. FIG. 6 is a front view of a smoke barrier wall in the second embodiment. FIG. 7 is a front view of a smoke proof wall in Example 3, (a) shows a state when the slide plate is fitted to the frame, and (b) shows the slide plate is a frame. It is a perspective view which shows the state accommodated in. FIG. 8: is a perspective view of the floor side frame in Example 3, (a) shows the whole structure of a floor side frame, (b) shows the state by which each member was engaged. It is shown. FIG. 9 is an enlarged cross-sectional view illustrating an engagement state between the engagement protrusion of the connection portion and the engagement protrusion of the slide plate holding portion.

  The smoke barrier wall of the present invention will be described with reference to the drawings.

  As shown in FIGS. 1 to 4, the smoke-proof hanging wall 1 includes a rectangular flat plate-shaped light guide plate 2 made of transparent acrylic, an LED (Light Emitting Diode) 3 serving as a light source of the light guide plate 2, and a light guide plate. And a frame 4 that fixes 2 to the ceiling of the building.

  The thickness of the light guide plate 2 is preferably about 5 mm because it is caused by wind or the like if it is too thin.

The light guide plate 2 is provided with a decoration 5 on the surface in the display direction.
This decoration 5 is applied by laser processing or the like, and is not limited to letters, numbers, figures, icons, etc. that transmit information, or those that transmit information, and may be, for example, a pattern or a pattern, Anything desired can be applied.
In the present embodiment, as shown in FIG. 3, 24F characters indicating the 24th floor in the center and patterns are provided on both sides thereof.

On the surface of the light guide plate 2 in the display direction, a sheet 6 having a smoke-proof function defined by a law such as the Building Standards Law is attached with an adhesive or the like.
The sheet 6 is preferably transparent, and has been certified by the government agency (Ministry of Land, Infrastructure, Transport and Tourism at the time of filing this application) as a non-combustible material that has been approved by the government agency that recognizes the non-combustible material of the smoke barrier 1. It needs to be.

  Furthermore, an adhesive layer is provided on the portion of the light guide plate 2 that contacts the surface in the display direction. Therefore, the sheet 6 is provided on the light guide plate 2 by sticking this adhesive layer on the surface in the display direction of the light guide plate 2 while removing bubbles.

  A plurality of LEDs 3 are provided in a row in a longitudinal direction on a base plate 30 formed in a plate shape, and are connected to a switching power supply 31. The length of the LED 3 is equal to the length of the upper edge of the light guide plate 2 (equivalent to the width direction of the display direction).

  The frame body 4 is formed of an incombustible material such as aluminum, and has an intermediate joint 40 that accommodates the side surfaces of the adjacent light guide plates 2 in the arrangement direction of the LEDs 3, and the upper edge of the light guide plate 2 that is disposed on the ceiling side of the building A ceiling-side frame 41 that holds the lower edge of the light guide plate 2 that is disposed on the floor side, covers the end of the side surface of the light guide plate 2, and the ceiling-side frame 41 and the floor-side frame And a side frame 43 connected to the body 42.

  The ceiling side frame 41 is formed so that the shape of the LEDs 3 in the arrangement direction is substantially H-shaped in cross section. A housing housing portion 45 for housing, a rail portion 46 in contact with a ceiling finishing material (not shown), and a threaded plate housing portion 47 for housing a threaded plate (not shown) connected to the floor frame 42. And is configured.

  The wiring accommodating portion 44 is formed on the ceiling side in the hanging direction, and accommodates the wiring connected to the LED 3 and the threaded plate. Moreover, the wiring accommodating part 44 has a pair of standing part 44a extended along the hanging direction, and is extended and formed so that the front-end | tips which this standing part mutually opposes mutually. Moreover, the hole 44b for letting wiring pass to the connection part of LED3 is provided in the vicinity of the edge part by the side by which the connection part of LED3 is arrange | positioned.

  The storage body accommodating portion 45 is provided on the floor side in the hanging direction, and is formed in a substantially U-shape in which a portion disposed on the floor side is opened, and is formed in a pair of uprights formed along the hanging direction. It has a surface.

  The storage body 7 is formed in a U-shaped cross section in which a portion directed toward the floor is opened, and the spacer 8 of the light guide plate 2 is formed on a pair of standing surfaces 7a formed along the hanging direction. LED3 is provided in the surface respectively provided and located in the ceiling side. The LED 3 and the spacer 8 are fixed by bonding with an adhesive or the like.

  The rail part 46 is integrally extended from the side surface of the ceiling side frame 41 toward the outer side in the display direction of the light guide plate 2, and the tip end part 46 a is slightly above the hanging direction (in the ceiling finishing material direction). It is extended toward.

  The threaded plate housing portion 47 is provided between the wiring housing portion 44 and the housing body housing portion 45, and has an opening portion 47a formed by opening a part of the floor side surface along the arrangement direction of the LEDs 3. Have. Therefore, the threaded plate accommodation portion 47 communicates with the storage body accommodation portion 45 through the opening 47a.

  The floor side frame body 42 is formed in a U-shaped cross section in which a portion directed to the ceiling side is opened (opened upward), and a pair of standing portions 42a are formed toward the upper side in the hanging direction. A return portion that is fitted to the intermediate joint 40 is provided on the inner side in the facing direction of the standing portion 42a.

An intermediate joint 40 that fixes the side surfaces of the adjacent light guide plates 2 is provided between the adjacent floor side frames 42.
The intermediate joint 40 is formed of a non-combustible material, extends along the suspension direction, is provided on both side surfaces of the LED 3 in the arrangement direction (on both side edges facing the light guide plate 2), and the side surface of the light guide plate 2. A pair of recesses are provided so as to be able to cover, and a through hole (not shown) for passing the suspension rod 10 so as to penetrate from the ceiling side to the floor side is substantially at the center in the arrangement direction of the LEDs 3 (a pair of recesses) Between).
Further, a continuous suspension receiver 48 that connects the floor frame 42 to the ceiling frame 41 is provided at the end of the intermediate joint 40 on the floor side in the hanging direction.

As shown in FIG. 4, the continuous suspension receiver 48 is formed in a U-shaped cross section in which a portion directed to the ceiling side is opened, and a pair of standing portions toward the upper side in the hanging direction in the arrangement direction of the LEDs 3. 48a, which can be slid and inserted from the end of the recess of the floor frame 42.
A base end of a hanging rod 10 whose tip is formed in a bolt shape is fixed substantially at the center in the arrangement direction of the LEDs 3.

  The side frame 43 has a concave portion formed in a U-shaped cross-section so as to be able to cover the end portion of the side surface in the arrangement direction of the LEDs 3 (the end portion not accommodated in the concave portion of the intermediate joint 40). A ceiling side connection part (not shown) connected to the body 41 and a floor side connection part (not shown) connected to the floor side frame body 42 are provided at the base end.

  In the present embodiment, the ceiling side connection portion and the floor side connection portion are connected by being fitted into the ceiling side frame body 41 and the floor side frame body 42, respectively.

When the smoke barrier 1 described above is attached to the ceiling, the threaded plate provided in the wiring housing portion 44 of the ceiling side frame 41 and the ceiling member are screwed together with a connecting bolt (not shown). Thus, the ceiling side frame body 41 is fixed to the ceiling member.
The storage body 7 in which the light guide plate 2 is stored is inserted into the storage body accommodating portion 45, and the tip of the hanging rod 10 is accommodated in the threaded plate accommodating portion 47 of the ceiling side frame 41 through the hole of the intermediate joint 40. Screwed with the threaded plate.
The end of the continuous suspension receiver 48 is slid from the end of the floor side frame body 42 and inserted. The side frame 43 is inserted and connected to the ends of the ceiling side frame 41 and the floor side frame 42.

  In the present embodiment, the LED 3 is provided on the ceiling side frame 41, but the LED 3 may be provided on the floor side frame 42. In this case, the storage body accommodating portion 45 that accommodates the storage body 7 is preferably provided in the floor frame 42.

  Furthermore, it is also possible to provide the side frame 43 with the LED 3. In this case, the storage body accommodating portion 45 that accommodates the storage body 7 is preferably provided in the floor frame 42.

  As described above, according to the smoke-proof hanging wall 1 of the present invention, the glass is provided with the acrylic light guide plate 2 provided with the decoration 5, the light source by the LED 3, and the sheet 6 having the smoke-proof function. Compared with this, it is possible to provide a light smoke-proof hanging wall 1, and there is little risk of falling even in a disaster. Even if the smoke barrier 1 falls due to an earthquake or the like, it is made of acrylic, so there is little scattering of fragments.

Further, since the sheet 6 is provided on the surface of the light guide plate 2 in the display direction, it is possible to avoid scattering of fragments.
Therefore, the smoke proof wall according to the present invention is less likely to break or collapse during a disaster, and can ensure safety.
Furthermore, by providing the light guide plate 2 with the sheet 6, the function as the smoke-proof hanging wall 1 can be exhibited.

  Furthermore, the decoration 5 is applied to the surface of the light guide plate 2 in the display direction, so that a function as an electric sign is exhibited. Further, since the LED 3 also exhibits an effect as illumination, the lack of illuminance can be solved, and installation of a downlight becomes unnecessary. Therefore, it is possible to display the bright image decoration 5 while effectively using the space.

In the embodiment described above, the decoration 5 is applied to the light guide plate 2, but the decoration 5 may be applied to the sheet 6.
In addition, about the structure similar to Example 1, the same code | symbol is attached | subjected and description is abbreviate | omitted and it is the same also about the following Examples.

As shown in FIG. 5, the surface of the light guide plate 2 in the display direction is embossed to form a recess 20.
This embossing may be performed on one display surface of the light guide plate 2 or may be performed on both display surfaces.

  Further, as shown in FIG. 6, a decoration 5 is provided on the surface of the sheet 6. Although the sheet 6 may be transparent or colored, it has been certified as a non-combustible material by an administrative agency (Ministry of Land, Infrastructure, Transport and Tourism at the time of filing this application) that recognizes the non-combustible material of the smoke barrier 1. Is.

  In this example, the decoration 5 shows a guidance display in the direction of the exit and a guidance display for the restroom on the surface in the display direction of the sheet 6. Therefore, the smoke barrier 1 also serves as a guide plate. As in the first embodiment, the decoration 5 is not limited to the guidance display, and various characters, figures, patterns, and the like can be applied.

  As described above, the light incident on the light guide plate 2 from the LED 3 enters the concave portion 20 formed by embossing, whereby light can be emitted from the concave portion 20 in the display direction, and the display surface of the light guide plate 2 is displayed. The whole will be brightly illuminated.

  In addition, since the decoration 5 is applied to the surface of the sheet 6, the design of the decoration 5 can be easily changed by simply replacing the sheet 6.

  In the second embodiment, the sheet 6 is directly provided on the surface of the light guide plate 2 in the display direction. However, the sheet 6 may be provided indirectly via a member.

  Specifically, as shown in FIG. 7, the sheet 6 is detachably attached to the slide plate 11 provided so as to come into contact with the surface of the light guide plate 2 in the display direction by an adhesive or the like.

The slide plate 11 is made of a resin having transparency such as acrylic, and may be transparent or colored.
The thickness of the slide plate 11 is such that the gap formed when the light guide plate 2 is accommodated is slidable in the recess of the side frame 43 and the recess of the intermediate joint 40, and the light guide plate 2. Is formed so as to be accommodated in a gap formed in the storage body 7 in which is stored.

  As shown in FIG. 8A, the floor side frame body 42 includes a light guide plate holding portion 42 b that holds the light guide plate 2 and a slide plate holding portion 42 c that holds the light guide plate 2 and the slide plate 11. ing.

  The light guide plate holding part 42b is connected to the slide plate holding part 42c formed at the front end and the base end of the main body part 42d and a main body part 42d formed in a U-shaped cross-section with an opening directed toward the ceiling side. The connection part 42e is comprised.

  Between the main body part 42d and the connection part 42e, a step part 42f corresponding to the thickness of the holding part of the slide plate holding part 42c is formed. Further, the connection portion 42e has an engagement hole 42g substantially in the middle of the connection direction. For this reason, as shown in FIGS. 8B and 9, when the light guide plate holding portion 42 b and the slide plate holding portion 42 c are connected, the joint surfaces become the same height (flat).

The slide plate holding portion 42c is formed in a U-shaped cross-section with an opening directed to the ceiling side, and the width A between the standing portions is wider than the width B between the standing portions of the light guide plate holding portion 42b. It is formed. Further, the width C between the standing portions of the slide plate holding portion 42c facing the standing portion of the light guide plate holding portion 42b is formed to be equal to the thickness of the slide plate.
Further, on the bottom surface (surface formed on the floor side) of the slide plate holding portion 42c, an engaging protrusion 42h is formed at the approximate center in the arrangement direction of the LEDs 3.

  Accordingly, the slide plate holding portion 42c is slid on the connection portion 42e of the light guide plate holding portion 42b, and the engagement protrusion 42h is fitted into the engagement hole 42g, so that both are connected, and the frame 4 is slid. The plate 11 can be held.

  As described above, the display content of the decoration 5 can be easily changed simply by replacing the slide plate 11 on which the sheet on which the decoration 5 has been applied in advance.

1 Smoke-proof wall 2 Light guide plate 3 LED
4 Frame 5 Decoration 6 Sheet 11 Slide plate

Claims (6)

A rectangular light guide plate formed of transparent acrylic;
LEDs provided along the edge of the light guide plate;
A non-combustible material frame for fixing the light guide plate to the ceiling of the building,
On the surface of the light guide plate in the display direction, a sheet of incombustible material is provided,
The smoke-proof hanging wall, wherein the light guide plate is covered with the frame and the sheet, and is decorated on a surface in a display direction. A rectangular light guide plate formed of transparent acrylic;
LEDs provided along the edge of the light guide plate;
A non-combustible material frame for fixing the light guide plate to the ceiling of the building,
In the display direction of the light guide plate, a sheet of incombustible material is provided,
The light guide plate is covered with the frame and the sheet,
The smoke-proof hanging wall, wherein the sheet is decorated on a surface in a display direction of the light guide plate. The frame includes a ceiling frame that holds an upper edge of the light guide plate, and a floor frame that holds a lower edge of the light guide plate,
The smoke-proof hanging wall according to claim 1 or 2, wherein the LED is provided on the ceiling-side frame.   The smoke-proof hanging wall according to any one of claims 1 to 3, wherein the light guide plate is embossed on a surface in a display direction.   The smoke-proof hanging wall according to any one of claims 1 to 4, wherein the non-combustible material sheet is detachably attached to a surface of the light guide plate.   The smoke-proof sheet according to any one of claims 1 to 4, wherein the non-combustible material sheet is detachably attached to a resin-made slide plate slidably provided on a surface of the light guide plate. Hanging wall.

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