JP2019214927A - Fireproof fitting - Google Patents

Abstract

To provide a fireproof fitting that enables easy and correct attachment of frame bodies arranged in right and left of a mullion.SOLUTION: A fireproof fitting includes a hollow coupling member body, two frame attachment members fixed to both sides of the coupling member body, and a vertical frame fixed to the frame attachment member. The coupling member body is formed so that two main body members made of steel material are fixed in an indoor side and an outdoor side. The frame attachment member includes a prospect wall, and an indoor side attachment part and an outdoor side attachment part extending in one of right and left directions in the indoor side and the outdoor side of the prospect wall. Both of the attachment parts are located in the opposite side of the coupling member body. The vertical frame has an indoor side attachment piece and an outdoor side attachment piece in the indoor side and the outdoor side. The indoor side attachment piece and the outdoor side attachment piece of the vertical frame are fixed to the indoor side attachment part and the outdoor side attachment part of the frame attachment member, respectively.SELECTED DRAWING: Figure 4

Description

  TECHNICAL FIELD The present invention relates to a fire prevention fitting arranged at an opening of a building.

  2. Description of the Related Art As a fire prevention fitting arranged at an opening of a building, a fire prevention fitting provided with cubicles for arranging windows on the left and right has been known.

Japanese Patent No. 5757011

In the fire prevention fitting described in Patent Literature 1, the cubical indoor side member is formed of a steel pipe, and an anchor is provided between the indoor side member and the frame. The anchor is fixed to the post by welding, for example, via an angle member or the like.
However, as described above, a technique is required to accurately fix the anchor to the indoor side upright member by welding. In particular, depending on the finding size of the cubic, the space between the indoor side upright member and the anchor is limited. It became large, and the displacement of the anchor was likely to occur.

  The present invention has been made in view of the above circumstances, and provides a fire protection fitting that can easily and accurately mount a frame disposed on the left and right sides of the cubic in a fire protection fitting made of a part of a cubic made of steel. The purpose is to do.

  One embodiment of the present invention has a hollow connecting member main body, two frame mounting members fixed to both sides of the connecting member main body, and a vertical frame fixed to the frame mounting member, the connecting member main body, The two main body members made of steel are fixedly formed on the indoor side and the outdoor side, and the frame attachment material extends in one of the left and right directions on the indoor side and the outdoor side of the anticipated wall. An indoor side mounting part and an outdoor side mounting part are provided, and both mounting parts are located on opposite sides of the connecting member main body, and the vertical frame has an indoor side mounting piece and an outdoor side mounting piece on the indoor side and the outdoor side. The indoor-side mounting piece and the outdoor-side mounting piece of the vertical frame are fireproof fittings fixed to the indoor-side mounting portion and the outdoor-side mounting portion of the frame mounting material, respectively.

  With the configuration of the fire prevention fitting of the present embodiment, it is possible to easily and accurately attach the frame to the cubicle.

It is an outline view of a fire prevention fitting concerning a 1st embodiment of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS It is a cross-sectional view of the fire prevention fitting according to the first embodiment of the present invention. It is a longitudinal section of a fire prevention fitting concerning a 1st embodiment of the present invention. FIG. 2 is an enlarged cross-sectional view of a connecting member portion of the fire prevention fitting according to the first embodiment of the present invention. It is a longitudinal section of a connection member part of a fire prevention fitting concerning a 1st embodiment of the present invention. It is an expanded cross-sectional view of the connecting member part of the fire protection fitting according to the second embodiment of the present invention. It is a cross-sectional view of the connection member part of the fire protection fitting according to the third embodiment of the present invention. It is an expanded cross-sectional view of the connection part of the fire protection fitting according to another embodiment of the present invention.

-1st Embodiment-
One embodiment (first embodiment) of the present invention will be described with reference to FIGS.
(Overall configuration)
As shown in FIGS. 1 to 3, the fire-prevention fitting according to the present embodiment includes a connecting member 1 disposed substantially at the center in the left-right direction of a skeleton opening A of a building, and a connecting member 1 within the skeleton opening A of the building. Left and right windows 2, 2 arranged in the left and right spaces.
The left and right windows 2 are provided with inner and outer sashes 3 and 4 at the inner periphery of a frame formed by joining upper ends of lower frames 21 and 22 to inner peripheral surfaces of vertical frames 23 and 24, respectively. It is formed as a sliding window arranged.

(Connecting material)
As shown in FIG. 2, the connecting member 1 of the fire-prevention fitting according to the present embodiment includes a hollow connecting member main body 11 and a connecting member main body fixed to the left and right sides of the connecting member main body 11 to form the left and right windows 2. A frame mounting member 12 having a substantially U-shaped cross section to which the side vertical frame 23 is mounted, and an outdoor side disposed between the outdoor sides of the connecting member main body 11 and covering the outdoor side of the left and right vertical frames 23, 23. The vehicle includes a member 13 and an indoor member 14 disposed on the indoor side of the connecting member main body 11 and covering between the vertical frames 23 on the indoor side of the left and right windows 2.

  The connecting member main body 11 is made of a steel material such as steel, and as shown in FIG. 4A, a prospect wall 111a, a room-side finding wall 111b that is continuous with the inside end of the prospect wall 111a, and a room of the prospect wall 111a. It is formed by two main body members 111, 111 having a substantially U-shaped cross section and having an outdoor-side finding wall 111c continuous to the outer end.

  Specifically, the connecting member main body 11 is a state in which the indoor-side finding walls 111b, 111b and the outdoor-side finding walls 111c, 111c of the two main body members 111, 111 having a substantially U-shaped cross section are overlapped in the expected direction. , And are formed by connecting with connecting means such as welding, rivets, and screws.

Then, as shown in FIG. 5, the connecting member main body 11 has the upper and lower portions of the prospective wall 111 a fixed to the skeleton opening A and fixed to the lower anchor members 5, 5, so that the skeleton opening A Supported against.
Specifically, it is fixed to a long hole 52a formed in the fixing plate 52, 52 of the upper and lower anchor members 5, 5 extending along the up-down direction by a fixing means b1 such as a screw. When the connecting member main body 11 is extended, for example, it is supported so that the displacement of the fixing portion between the long holes 52a, 52a and the fixing means b1 is allowed.

Further, a non-combustible cushion material 6 is disposed between the upper end of the connecting member main body 11 fixed by the upper anchor member 5 and the frame opening A, and the connecting member main body 11 is extended by heat or the like. At this time, the elongation of the connecting member main body 11 is absorbed to prevent damage to the frame and the like.
In addition, the non-combustible cushion member 6 can be arranged not only above the connecting member main body 11 but also below the connecting member main body 11.

The frame mounting member 12 is made of a steel material such as steel, and as shown in FIG. 4A, a speculative wall 12a, an indoor side mounting portion 12b continuous with the speculative wall 12a on the indoor side, and an outdoor side of the speculative wall 12a. Is formed as a bending member having a substantially U-shaped cross section having an outdoor-side mounting portion 12c continuous with the bent portion.
Then, the frame mounting member 12 abuts the prospective wall 12a against the prospective wall 111a of the connecting member main body 11 in a state where the indoor side mounting portion 12b and the outdoor side mounting portion 12c are arranged so as to extend to the side opposite to the connecting member main body. Is fixed to the connecting member main body 11 by connecting means b2 such as screws.

As shown in FIG. 5, the estimated wall 12 a of the frame attachment 12 of the fire-prevention fitting of the present embodiment has a longer vertical dimension at the indoor side portion and a shorter vertical dimension at the outdoor portion as compared to the indoor side. It has a step so as to have dimensions, and has a shape avoiding the fixing plate 52 of the anchor member 5, so that the connecting member main body 11 is fixed to the fixing plates 52, 52 of the upper and lower anchor members 5, 5. Do not disturb.
However, the shape of the frame attachment member 12 is not limited to the shape of the present embodiment shown in FIG. 5, and a plurality of frame attachment members 12 may be arranged in the vertical direction with respect to the connecting member main body 11. (Note that, in FIG. 5, the frame mounting member 12 is indicated by a dotted line to distinguish the connecting member main body 11 from the frame mounting member 12.)

As shown in FIG. 4B, the outdoor member 13 includes a mounting auxiliary member 131 fixed to the outdoor wall of the connecting member main body 11 by fixing means b3 such as a screw, and an outdoor member locked to the mounting auxiliary member 131. It has a side wall member 132 and a wedge member 133 for fixing the outdoor side wall member 132 in a state of being locked to the attachment auxiliary member 131.
The attachment auxiliary member 131 has a fixed wall portion 131a that abuts on the outdoor side wall of the connecting member main body 11, and two locking pieces 131b, 131b formed on the outdoor side from the outdoor side surface of the fixed wall portion 131a. The outdoor wall member 132 has an outer wall 132a and two locked pieces 132b, 132b formed on the indoor side surface of the outer wall 132a.

  The locked pieces 132b, 132b of the outdoor wall member 132 are locked from the indoor side to the locking pieces 131b, 131b of the attachment auxiliary member 131, and the locked pieces of the outdoor wall member 132 are locked. The outdoor member 13 is attached to the outside of the connecting member main body 11 by inserting the wedge member 133 from the left and right directions between the fixing wall portions 131a of the attachment auxiliary member 131 and the 132b, 132b.

  As shown in FIG. 4 (b), the indoor side member 14 is connected to the connecting member 141 fixed to the indoor side of the connecting member main body 11, and is disposed on the indoor side of the connecting member 141 and fixed to the connecting member main body 11. It has a fireproof member 142 such as a fireproof boat, and an indoor side cover member 143 locked by the connecting member 141 and covering the indoor side of the fireproof member 142.

  The connecting member 141 includes a fixing portion 141a having left and right widths covering the indoor side of the connecting member main body 11 and the left and right frame attachment members 12 fixed to the connecting member main body 11, and a left and right end portion of the fixing portion 141a. It has locking pieces 141b, 141b extending inward. The fixing portion 141a is fixed to the connecting member main body 11 at the left and right center positions by fixing means b4, and is fixed to the indoor mounting portion 12b of the frame mounting material 12 at the left and right positions by fixing means b5 such as screws.

As shown in FIGS. 4B and 5, the refractory member 142 has substantially the same height as the connecting member main body 11, and the connecting member main body 11 and the left and right frame mounting members are provided on the indoor side of the connecting member main body 11. The connecting member 12 is fixed to the connecting member main body 11 by a fixing means b6 such as a screw so as to close the space between the connecting members 12 and 12 from the indoor side.
The indoor side cover member 143 has a U-shaped cross section so as to cover the fireproof member 142 from the indoor side, and both right and left ends are engaged with the locking pieces 141b, 141b of the connecting member 141 and attached. The fixing strength can be increased by screwing the indoor cover member 143 to the locking piece 141b of the connecting member 141.

(Configuration of window)
The window portion 2 of the fire-prevention fitting according to the present embodiment has fire protection properties. As shown in FIG. 2, the vertical frame 23 on the connecting member side is fixed to the frame attachment member 12, and the anti-connecting member side (frame opening) The vertical frame 24 (at the part A side) is attached to the skeleton opening A by being fixed to the anchor member 5 fixed to the skeleton opening A.
As shown in FIG. 4A, the vertical frame 23 (24) of the window portion 2 fixed to the connecting member 1 (and the anchor member 5) has at least a prospect wall 23a and an outer periphery from the indoor side end of the prospect wall 23a. An indoor side mounting piece 23b extending toward the side and having a distal end bent in the outdoor direction, and an outdoor side extending from the outdoor end of the prospective wall 23a toward the outer peripheral side and having a distal end bent in the indoor direction. It has a mounting piece 23c.

  The vertical frame 23 is fixed by the fixing means b7 such as a screw while the indoor side mounting piece 23b abuts on the indoor side mounting portion 12b of the frame mounting member 12 from the outdoor side in the expected direction. The outdoor-side mounting piece 23c is disposed so as to overlap the outdoor-side mounting portion 12c of the frame mounting material 12 from the outdoor side in the expected direction, and is fixed by fixing means b8 such as a screw.

-2nd Embodiment-
A second embodiment of the present invention will be described with reference to FIG. The description of the same configuration as that of the first embodiment is omitted.
The fire prevention fitting of the second embodiment is different from the first embodiment in the attachment of the connecting member 1 and the vertical frame 23 of the window portion 2 in general.

(Connecting material)
As shown in FIG. 6, the connecting member 1 includes a hollow connecting member main body 11 and a frame attachment member 12 fixed to the left and right sides of the connecting member main body 11 and to which the vertical frames 23 of the left and right windows 2 are mounted. , 12, an outdoor member 13 fixed to the outdoor side of the connecting member main body 11 and covering between the outdoor sides of the vertical frames 23, 23 of the left and right windows 2, 2. And an indoor side member 14 that is fixed and covers a space between the vertical frames 23 on the indoor side of the left and right windows 2.

In the fire-prevention fitting according to the second embodiment, the connecting member main body 11 is formed to have a shorter expected size than the vertical frame 23 of the window portion 2, and the frame mounting member 12 fixed to the connecting member main body 11 is formed. It differs from the fire prevention fitting of the first embodiment in that it is not substantially U-shaped.
Specifically, the frame attachment member 12 is made of a steel material such as steel. As shown in FIG. 6A, the cross section of the frame attachment member 12 is opposite to the indoor-side prospect wall 12a and the indoor-side prospect wall 12a. An indoor-side mounting portion 12b extending toward the connecting member main body, an outdoor-side finding wall 12d extending from the outdoor end of the indoor-side prospective wall 12a to the connecting-member main body, and an outdoor-side finding wall 12d bent toward the outdoor side and the outdoor side Is formed as a bending member having an outdoor-side prospect wall 12e extending to the outside and an outdoor-side end portion of the outdoor-side prospect wall 12e that is bent toward the anti-connecting material body side and extends.

As for the frame attachment member 12, the indoor-side prospect wall 12a abuts on the prospective wall of the connecting member main body 11, the outdoor-side finding wall 12d abuts on the outdoor-side finding wall of the connecting member main body 11, and each has a screw or the like. By being fixed by the connecting means b9, it is fixed to the connected body 11.
The outdoor member 13 is fixed to the outdoor mounting portion 12c of the frame mounting member 12 by a fixing means b10 such as a screw.

  On the other hand, the vertical frame 23 of the window portion 2 fixed to the connecting member 1 has at least a prospective wall 23a and a room extending from the indoor side end of the prospective wall 23a toward the outer peripheral side and having a distal end bent outward. It has an inner mounting piece 23b and an outer mounting piece 23c that extends from the outdoor end of the estimated wall 23a toward the outer periphery and has a distal end bent in the indoor direction and further bent toward the outer periphery. .

  The vertical frame 23 is fixed by the fixing means b11 such as a screw while the indoor side mounting piece 23b abuts on the indoor side mounting portion 12b of the frame mounting material 12 from the outdoor side in the expected direction. The outdoor-side mounting piece 23c abuts against the outdoor-side mounting portion 12c of the frame mounting member 12 so as to overlap in the expected direction from the indoor side and is fixed by fixing means b12 such as a screw.

-Third embodiment-
A third embodiment of the present invention will be described with reference to FIG. The description of the same configuration as the first and second embodiments is partially omitted.
The fire protection fitting of the third embodiment differs from the fire protection fittings of the first and second embodiments in that the left and right windows 2, 2 arranged in the left and right spaces of the connecting member 1 are FIX windows. It is mainly used for front sashes (building materials for stores) used for surfaces of stores such as convenience stores.

(Connecting material)
As shown in FIG. 7A, the connecting member 1 of the fire-prevention fitting according to the present embodiment has a hollow connecting member main body 11 and a left and right window portions 2 and 2 fixed to both left and right sides of the connecting member main body 11. A frame mounting member 12, 12 having a substantially U-shaped cross section to which the vertical frame 23 on the side of the connecting member body is mounted, and a cover between the outdoor side of the left and right vertical frames 23, 23 disposed outside the connecting member body 11 and outside. An indoor side member 13 is disposed on the indoor side of the connecting member main body 11 and covers the space between the vertical frames 23 on the indoor side of the left and right windows 2.

  The connecting member main body 11 is made of a steel material such as steel, and as shown in FIG. 7B, a prospect wall 111 a, a room-side finding wall 111 b that is continuous with the inside end of the prospect wall 111 a, and a room of the prospect wall 111 a. It is formed by two main body members 111, 111 having a substantially U-shaped cross section and having an outdoor-side finding wall 111c continuous to the outer end.

  The frame mounting member 12 is made of a steel material such as steel, and as shown in FIG. 7B, a prospective wall 12a, an indoor-side mounting portion 12b that is continuous with the prospective wall 12a on the indoor side, and an outdoor side of the prospective wall 12a. And a bending member having a substantially U-shaped cross-section having an outdoor mounting portion 12c continuous with the connecting member main body 11.

  Then, the frame mounting member 12 abuts the prospective wall 12a against the prospective wall 111a of the connecting member main body 11 in a state where the indoor side mounting portion 12b and the outdoor side mounting portion 12c are arranged so as to extend to the side opposite to the connecting member main body. Is fixed to the connecting member main body 11 by connecting means b2 such as screws.

As shown in FIG. 7A, the outdoor member 13 includes an attachment auxiliary member 131 fixed to the outdoor wall of the connecting member main body 11 by a fixing means b3 such as a screw, and an outdoor member locked to the attachment auxiliary member 131. It has a side wall member 132.
The attachment auxiliary member 131 has a fixed wall portion 131a that abuts on the outdoor wall of the connecting member main body 11, a fixed piece portion 131b and a locking piece portion 131c formed on the outdoor side from the outdoor surface of the fixed wall portion 131a. The outdoor wall member 132 has an outer wall 132a, and a fixed piece 132b and a locked piece 132c formed on the indoor side surface of the outer wall 132a.

  Then, the locked piece 132c of the outdoor wall member 132 is locked to the locking piece 131c of the mounting auxiliary member 131, and the outdoor wall member 132 is locked to the fixed piece 131b of the mounting auxiliary member 131. By fixing the fixed piece 132b with a screw or the like with a screw or the like, the outdoor member 13 is attached to the outdoor of the connecting member main body 11.

(Configuration of window)
As shown in FIGS. 7A and 7B, the vertical frame 23 of the window portion 2 fixed to the connecting member 1 extends from the indoor wall end of the anticipated wall 23a toward the outer peripheral side. It has an indoor mounting piece 23b whose tip is bent in the outdoor direction, and an outdoor mounting piece 23c extending from the outdoor end of the prospective wall 23a toward the outer periphery and bending in the indoor direction. It has a glass frontage 23d for inserting a panel of glass or the like at a substantially central position in the expected direction of the expected wall 23a.

  Then, the vertical frame 23 abuts on the indoor side mounting piece 23b of the frame mounting member 12 of the connecting member main body 11 so as to overlap the indoor side mounting portion 12b from the outdoor side in the expected direction, and a fixing means b7 such as a screw. And the outdoor-side mounting piece 23c is disposed so as to overlap the outdoor-side mounting portion 12c of the frame mounting material 12 from the indoor side in the expected direction and abuts and is fixed by the fixing means b8 such as a screw. Have been.

  After the vertical frame 23 is fixed to the frame attachment member 12 of the connecting member main body 11, the outdoor side member 13 and the indoor side member 14 are attached to form a connecting portion between the left and right windows. The position of the left and right ends of the outdoor member 13 in the left-right direction substantially coincides with the inner peripheral end of the vertical frame 23, and the outdoor member 13 covers the outdoor of the vertical frame 23.

  In the fire prevention fitting of the above-mentioned embodiment, the connecting member main body 11 constituting the connecting member 1 is configured such that the indoor-side finding walls 111b, 111b of the two main body members 111, 111 having substantially U-shaped cross sections and the outdoor-side finding wall 111c. , 111c are overlapped in the expected direction and connected by the connecting means, so that the overlapping size of the indoor-side finding walls 111b, 111b and between the indoor-side finding walls 111b, 111b is changed, so that the finding is performed. The dimensions can be changed.

  Further, the frame attaching member 12 for attaching the vertical frame 23 of the window 2 to the connecting member main body 11 is formed separately from the connecting member main body 11 while the frame attaching member 12 is attached to the connecting member main body 11. Are fixed by a fixing means such as a screw in a state where they are in contact with each other, so that various vertical frames 23 can be mounted by changing the frame mounting material 12, and the left and right frame mounting with respect to the connecting material main body 11. The members 12, 12 can be accurately and easily attached.

Further, the vertical frame 23 is fixed by a fixing means such as a screw in a state where the finding surface of the indoor mounting piece 23b of the vertical frame 23 is in contact with the finding surface of the indoor mounting portion 12b of the left and right frame mounting members 12, 12. On the left and right frame mounting members 12, 12, the finding surface of the outdoor mounting piece 23c of the vertical frame 23 is overlapped in the expected direction with the finding surface of the outdoor mounting portion 12c, and fixed by fixing means such as screws. Therefore, the fixing of the vertical frame 23 to the frame mounting member 12 can be stabilized.
Further, since the vertical frame 23 is fixed to the frame mounting member 12 which is attached to the connecting member main body 11 in contact with the connecting member main body 11, there is no useless space between the connecting member main body 11 and the fixed portion of the vertical frame 23. Without this, it is possible to reduce the found size of the connecting portion between the vertical frames of the left and right windows.

  Further, in the fire-prevention fitting of the third embodiment, since the inner peripheral end of the vertical frame 23 and the position of the left and right end of the outdoor member 13 of the connector 1 substantially coincide with each other, the vertical frame 23 is Since it is covered with the outer member 13 and is not exposed to the outside of the room, the design is excellent.

  In addition, when it is not necessary to finely adjust the found size of the connecting material main body 11, the main body member constituting the connecting material main body 11 is formed by two main body members 111 having a substantially U-shaped cross section. It is not necessary.

For example, as shown in FIG. 8A, the connecting member main body 11 may be formed by one main body member 111 having a substantially C shape and the other main body member 112 having a substantially I shape. Good.
Specifically, it is made of a steel material such as steel, and includes a prospect wall 111a, an indoor-side finding wall 111b that is continuous with the indoor-side end of the prospect wall 111a, an indoor-side prospect wall 111d that is continuous with the indoor-side finding wall 111b, A main body member 111 having a substantially C-shaped cross-section having an outdoor-side finding wall 111c continuous with the outdoor-side end of the wall 111a, an outdoor-side prospective wall 111e continuing to the outdoor-side finding wall 111c, and a main body member having a substantially I-shaped cross section. 112.

  In this case, since the steel material does not overlap between the indoor side finding wall 111b and the outdoor side finding wall 111c of the connecting member main body 11, screws or the like for fixing the outdoor side member 13 or the indoor side member 14 are easily fixed. Can be stabilized.

Further, as shown in FIG. 8B, a reinforcing member 113 and the like can be arranged on the connecting member main body 11 as needed. The reinforcing member 113 may be attached by screwing, welding, or the like before fixing the main body members 111 to each other.
By arranging the reinforcing member 113 to improve the strength of the connector body 11, the cross-sectional area of the connector body 11 can be reduced, and the apparent size can be further reduced.

  It is needless to say that the above embodiments do not limit the invention described in the claims but are treated as examples.

1: connecting member 11: connecting member main body 111: main body member 111a: prospect wall 111b: indoor finding wall 111c: outdoor finding wall 12: frame attaching material 12a: indoor prospect wall 12b: indoor attaching portion 12c: outside Attachment part 12d: outdoor-side finding wall 12e: outdoor-side prospect wall 13: outdoor-side member 14: indoor-side member 2: window 23: vertical frame 23a: prospective wall 23b: indoor-side mounting piece 23c: outdoor-side mounting piece 5: Anchor member

Claims (1)

Having a hollow connecting member body, two frame fixing members fixed to both sides of the connecting member body, and a vertical frame fixed to the frame fixing member,
The connecting member main body is formed by fixing two main body members made of a steel material on the indoor side and the outdoor side,
The frame mounting material includes a prospective wall, and an indoor-side mounting portion and an outdoor-side mounting portion extending in one of the left and right directions on the indoor side and the outdoor side of the prospective wall, and both mounting portions are on opposite sides of the connecting member main body. Is located in
The vertical frame has an indoor side mounting piece and an outdoor side mounting piece on the indoor side and the outdoor side, and the indoor side mounting piece and the outdoor side mounting piece of the vertical frame are the indoor side mounting part and the outdoor side mounting part of the frame mounting material. Fire protection fixtures fixed to each.

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