JP2018003301A - Interlayer closing tool - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an interlayer closing tool that is not bulky and can enhance conveyance efficiency.SOLUTION: An interlayer closing tool 3 is for closing part or the whole of a gap between cast concrete 15 as a floor member of a building 1 and an outer wall panel 2A as an outer wall member, and has a fixed part 31 fixed to a lateral frame part 212 of a frame 21 of the outer wall panel 2A, and a support part 32 provided rotatably to the fixed part 31, the interlayer closing tool taking a state in which the support part 32 is folded while put closer to the fixed part 31 and a state in which the support part 32 is extended between the cast concrete 15 and the lateral frame part 212 to bear the fire resistance material 4 from below.SELECTED DRAWING: Figure 4

Description

  The present invention relates to an interlayer plug for closing a gap between a floor member and an outer wall member in a building.

  Patent Document 1 discloses an interlayer closing member that closes a gap between a floor member and an outer wall member, a base portion, a deformable portion that is provided on the base portion and can be elastically deformed, and a fireproof supported by the base portion or the deformable portion. And the deforming portion is located in the gap in a state in which the base portion is attached to the floor member, and is pressed between at least one of the floor member and the outer wall member to be deformed. A member is disclosed.

  Further, Patent Document 2 discloses an interlayer refractory support bracket for supporting a refractory material inserted in a gap between an end surface of a floor slab and a wall panel, and hangs down from an upper surface of the floor slab to a side surface. A hanger part that is constructed so that the end face side of the floor slab is supported by the hanger part, the wall panel side is supported by the wall panel, and a metal plate that closes the gap, the hanger part, An upper surface support part placed on the upper surface of the floor slab, a hanging part that hangs down from the wall panel side end of the upper surface support part along the end surface of the floor slab, and the metal plate material provided on the hanging part An interlayer refractory material support fitting is provided that includes a plate material support portion that supports the floor slab side portion of the floor slab.

JP 2010-59741 A JP 2010-261232 A

  However, the conventional interlayer plug (interlayer refractory support metal fitting) has a bulky structure and has a problem of low conveyance efficiency.

  In view of the above circumstances, an object of the present invention is to provide an interlayer closing device that has a structure that is not bulky and can increase the conveyance efficiency.

  In order to solve the above-described problem, the interlayer closing device of the present invention is an interlayer closing device for closing part or all of the gap between the floor member and the outer wall member in the building, and the floor member or the outer wall member. A fixed portion fixed to the fixed portion, and a support portion rotatably provided on the fixed portion, the folded state in which the support portion is brought close to the fixed portion, and the support portion from the folded state. It is developed, The said support part is spanned between the said floor member and an outer wall member, and the state which supports a refractory material from the bottom is formed, It is characterized by the above-mentioned.

  If it is said structure, since the folding state which closely approached the said support part to the said fixing | fixed part can be formed, it is not bulky and can make conveyance efficiency high.

  The fixing portion may be fixed to a frame of an outer wall panel that is the outer wall member, and the support portion may contact an outdoor side surface of the floor member by the rotation. According to this, since the interlayer closing device can be attached to the outer wall panel, which is the outer wall member, at the factory, the work burden at the site can be reduced. Further, in the transportation of the outer wall panel, the interlayer plug does not particularly disturb and does not lower the transportation efficiency of the outer wall panel.

  The frame has a substantially L-shaped cross section composed of a vertical plate portion fixed to the back surface of the outer wall surface material of the outer wall panel and a horizontal plate portion protruding to the floor member side. A folded state that is housed on the outer wall surface side of the floor member side end of the horizontal plate portion, and a contact state that projects from the floor member side end of the horizontal plate portion to the floor member side and contacts the outdoor side surface of the floor member. It may be provided so that it can be formed.

  The support portion includes a first plate portion rotatably provided on the fixed portion, and a second plate portion rotatably provided on the first plate portion and capable of surface contact with an outdoor side surface of the floor member. And may be provided. According to this, it becomes possible to fix the said 2nd board part to the said floor member in the state which made the surface contact to the outdoor side surface of the said floor member.

  Alternatively, the support portion may be a first plate portion that is rotatably provided on the fixed portion, and an extension member that is rotatably provided on the first plate portion and is capable of linear contact with the outdoor side surface of the floor member. The second plate portion may be provided. According to this, even when the gap between the floor member and the outer wall member cannot be closed by the first plate portion, the second plate portion is extended from the first plate portion, and the support portion is used as the floor member. And the outer wall member. In other words, the first plate portion can be made smaller, and the size of the support portion when folded can be made more compact.

  The fixing portion may be fixed to a concrete stopper plate that stops concrete placed for the floor as the floor member. Or the said fixing | fixed part may be fixed to the concrete which is the said floor member. According to this, it is possible to attach an interlayer plug to the floor member at the factory, and the work burden at the site can be reduced.

  If it is this invention, there exists an effect that it is not bulky and can make conveyance efficiency high.

It is explanatory drawing which showed the interlayer part structure of the building using the interlayer obturator concerning embodiment. It is the rear view which showed the back surface side (indoor side) of the outer wall panel in the interlayer part structure of the building of FIG. 1A is an enlarged explanatory view of a part of FIG. 1, and FIG. 1B is an enlarged explanatory view of a part extracted from FIG. 1A. 1A is an explanatory view showing a state in which the interlayer closing device is folded in the interlayer structure of the building of FIG. 1, and FIG. 1B shows a state in which the interlayer closing device is expanded and a refractory material is set. It is explanatory drawing shown. It is explanatory drawing which showed the interlayer part structure of the building using the interlayer obturator concerning other embodiment, The figure (A) shows the state which expand | deployed the interlayer obturator and set the refractory material, B) shows a state in which the interlayer plug is folded. The same figure (A) and the same figure (B) are explanatory drawings which showed the interlayer part structure of the building using the interlayer obturator concerning other embodiment, respectively.

  Embodiments according to one aspect of the present invention will be described below with reference to the accompanying drawings. As shown in FIG. 1, a plurality of rib portions 12 (only one is shown in the figure) are fixed on the upper surface of the upper flange of the beam 11 of the building 1 at intervals in the longitudinal direction of the beam 11. . Each rib portion 12 is composed of two rib plates spaced apart in the longitudinal direction of the beam 11. A pedestal receiver 13 having an L angle is fixed on each rib portion 12 by welding or the like, and a pedestal 14 is fixed on the pedestal receiver 13 by welding or the like. The pedestal receiver 13 having the L angle has its horizontal plate portion in contact with the upper edge of the rib portion 12 and its vertical plate portion in contact with the rising edge on the outdoor side of the rib portion 12. Yes. The length of the pedestal receiver 13 is sufficient if it is slightly longer than the width of the rib portion 12.

  The upper flange of the beam 11 is provided with a concrete stop plate 16 having a substantially L-shaped cross section for stopping the cast concrete 15 to be cast for the floor. The placing concrete 15 is placed so as to have a height from the upper surface of the upper flange of the beam 11 to the upper portion of the pedestal support 13.

  A fastener 17 is attached to the pedestal 14. The fastener 17 is a hardware for fixing the outer wall panel 2A and the outer wall panel 2B located on the outer wall panel 2A to the pedestal 14, for example. The fastener 17 includes an L angle portion 17a having a horizontal plate portion and a vertical plate portion extending downward from an outdoor side edge of the horizontal plate portion, and a rising portion 17b rising upward on the horizontal plate portion. . The fastener 17 is fixed to the pedestal 14 at the horizontal plate portion of the L angle portion 17a, supports the outer wall panel 2A on the side of the vertical plate portion of the L angle portion 17a, and on the side of the rising portion 17b. The outer wall panel 2B is supported.

  The outer wall panels 2 </ b> A and 2 </ b> B are composed of a panel frame 21 and an outer wall surface material 22 fixed to the panel frame 21. The panel frame 21 is a rectangular frame formed by two vertical frame portions 211 and two horizontal frame portions 212, and supports the outer wall surface material 22 on the back side of the outer wall surface material 22. ing. Of the two horizontal frame portions 212, the upper horizontal frame portion 212 projects to the floor member side from the vertical plate portion 212 a fixed to the back surface of the outer wall surface material 22 and the lower end of the vertical plate portion 212 a. It has a substantially L-shaped cross section composed of a horizontal plate portion 212b. Further, in the panel frame 21, as shown in FIG. 2, the end face of the horizontal frame portion 212 is closed by the vertical frame portion 211 so-called vertical winning arrangement.

  As shown in FIG. 3 (A) and FIG. 3 (B), the interlayer covering 3 according to this embodiment is provided on the lateral frame portion 212 of the outer wall panel 2A where the fastener 17 is not disposed. Is provided. The interlayer plug 3 is a metal fitting for closing a part or all of the gap between the floor member made of the cast concrete 15 and the concrete stopper plate 16 and the outer wall member made of the panel frame 21 and the like. The interlayer blocker 3 includes a plate-like fixing portion 31 fixed to the panel frame 21 side, and a plate-like support portion 32 provided on the fixing portion 31 so as to be rotatable. A folded state in which the support portion 32 is brought close to the fixed portion 31, and the support portion 32 is developed from the folded state, and the support portion 32 is hung between the placing concrete 15 and the panel frame 21. As a result, the refractory material 4 (rock wool mat or the like (see FIG. 4)) is supported from below.

  The plate | board thickness of the said fixing | fixed part 31 and the support part 32 shall be about 1.6 mm, for example. Moreover, a hinge (hinge) can be used for the structure for the said rotation. A free stop hinge or the like can be used as the hinge. Further, the fixing portion 31 can be fixed to the panel frame 21 by welding or the like at the vertical plate portion 212a of the horizontal frame portion 212.

  Then, as shown in FIG. 4A, the interlayer plug 3 is in the folded state in which the support portion 32 is placed closer to the outer wall surface material 22 side than the floor member side end of the horizontal plate portion 212b. Form. Further, as shown in FIG. 4B, the interlayer plug 3 projects to the floor member side from the floor member side end of the horizontal plate portion 212b to form a contact state in contact with the outdoor side surface of the floor member. can do. The width W from the floor member side end of the horizontal plate portion 212b to the outdoor side surface of the placed concrete 15 is, for example, 23 mm in design, and is assumed to be within 35 mm at most.

  Moreover, the said support part 32 is provided in the 1st board part 32a provided in the said fixed part 31 so that rotation is possible, and is provided in this 1st board part 32a so that rotation is possible, and the placement concrete 15 as said floor member is provided. The 2nd board part 32b which can be surface-contacted to the outdoor side surface is provided. For example, the width of the first plate portion 32a is about 90 to 10 mm, and the width of the second plate portion 32b and the fixing portion 31 is about 30 mm.

  With the above configuration, a folded state in which the support portion 32 of the interlayer plug 3 is close to the fixed portion 31 can be formed, so that it is not bulky and the conveyance efficiency is increased. Further, the fixed portion 31 is fixed to the lateral frame portion 212 of the outer wall panel 2A, and the support portion 32 can come into contact with the outdoor side surface of the placing concrete 15 as the floor member by the rotation. And since the said interlayer obturator 3 can be previously attached to the said outer wall panel 2A at a factory, the work burden in the field can be reduced. Further, in transporting the outer wall panel 2A, the interlayer plug 3 is not particularly disturbing and does not lower the transport efficiency of the outer wall panel 2A.

  When the support portion 32 includes the second plate portion 32b, a screw or the like is screwed from the second plate portion 32b side in a state where the second plate portion 32b is in surface contact with the outdoor side surface of the floor member. Alternatively, the second plate portion 32b can be welded to the concrete retaining plate 16 and the like, and the second plate portion 32b can be fixed to the placing concrete 15 as the floor member. Note that an insertion hole for insertion of the screw or the like may be formed in the second plate portion 32b.

  It is not restricted to making the said 2nd board part 32b surface-contact with the said placing concrete 15 grade | etc.,. For example, as shown in FIGS. 5 (A) and 5 (B), the support portion 32 is provided on a first plate portion 32a rotatably provided on the fixed portion 31, and on the first plate portion 32a. You may provide with the 2nd plate part 32b for an extension provided so that rotation was possible and line-contacted with the outdoor side surface of a floor member. According to this, even when the gap between the floor member and the outer wall member cannot be closed by the first plate portion 32a, the second plate portion 32b is extended from the first plate portion 32a, and the support portion 32 is made to extend. It can be spanned between the floor member and the outer wall member. In other words, the first plate portion 32a can be made smaller, and the size of the support portion 32 when folded can be made more compact. The rotation range of the second plate portion 32b may be limited to 180 degrees, and the folding direction may be on the floor member side of the first plate portion 32a. A free stop hinge may be used as the hinge. When used, the extended state can be maintained by this free stop function.

  Further, the fixing of the fixing portion 31 to the panel frame 21 side is not limited to the vertical plate portion 212a of the horizontal frame portion 212. For example, the fixing portion 31 may be fixed to the panel frame 21 side in the horizontal plate portion 212b of the horizontal frame portion 212. Further, the fixing of the fixing portion 31 to the outer wall panel 2A is not limited to being performed in the panel frame 21 and is not limited to the panel frame 21 having an L angle.

  Further, as shown in FIG. 6 (A), the fixing portion 31 of the interlayer plug 3 is fixed to the concrete stopper plate 16 as a floor member, and is on the back side of the outer wall member by the rotation. For example, you may make it contact the horizontal plate part 212b of the said horizontal frame part 212. FIG. The concrete stopper plate 16 is attached on site, but the interlayer stopper 3 may be attached to the concrete stopper plate 16 when the concrete stopper plate 16 is manufactured in a factory.

  Further, as shown in FIG. 6 (B), the fixing portion 31 of the interlayer covering 3 is fixed to the outdoor side end face of each precast concrete floor board 15A as a floor member, and the outer wall member is You may make it contact the horizontal plate part 212b of the said horizontal frame part 212 which is a back surface side, for example.

  Moreover, what is necessary is just to provide a metal lath or a steel plate so that this fastener 17 may be covered in the attachment location of the said fastener 17 in which the said interlayer closing tool 3 is not arrange | positioned. Also, the end face of the horizontal frame portion 212 is closed by the vertical frame portion 211, so-called vertical winning arrangement, but the end face of the vertical frame portion 211 is closed by the horizontal frame portion 212, so-called horizontal win. In this case, the interlayer covering 3 can be arranged on the vertical surface between the adjacent outer wall panels 2A.

  In addition, for example, the interlayer closing device 3 can turn (foldable) a third plate portion straddling the vertical joint between the adjacent outer wall panels 2A at the end portion of the first plate portion 32a in the support portion 32. ). According to this, it is possible to close the vicinity of the vertical joint by the interlayer plug 3 without arranging the dedicated interlayer plug between the adjacent outer wall panels 2A.

  In addition, the interlayer plug 3 may have a structure in which a refractory material is preset on the support portion 32 at a factory or the like. The refractory material is not limited to rock wool, and may be a heat-expandable refractory material that expands with heat during a fire.

  As mentioned above, although embodiment of this invention was described with reference to drawings, this invention is not limited to the thing of embodiment shown in figure. Various modifications and variations can be made to the illustrated embodiment within the same range or equivalent range as the present invention.

1: Building 2A: Outer wall panel 2B: Outer wall panel 3: Interlaminar blockage 4: Refractory material 11: Beam 12: Rib part 13: Pedestal receiver 14: Pedestal 15: Placing concrete 15A: Precast concrete floor board (concrete)
16: Concrete retaining plate 17: Fastener 17a: L angle portion 17b: Raising portion 21: Panel frame 22: Outer wall surface material 31: Fixing portion 32: Support portion 32a: First plate portion 32b: Second plate portion 211: Vertical Frame portion 212: Horizontal frame portion 212a: Vertical plate portion 212b: Horizontal plate portion

Claims (7)

  An interlayer closing device for closing a part or all of a gap between a floor member and an outer wall member in a building, and a fixed part fixed to the floor member or the outer wall member, and a rotatable part provided on the fixed part A folded state in which the supporting portion is brought close to the fixed portion, and the supporting portion is deployed from the folded state, and the supporting portion is located between the floor member and the outer wall member. An interlaminar closure device characterized in that a state is formed in which the refractory material is stretched over and supported from below.   2. The interlayer closing device according to claim 1, wherein the fixing portion is fixed to a frame of an outer wall panel that is the outer wall member, and the support portion contacts an outdoor side surface of the floor member by the rotation. Interlayer closure.   3. The interlaminar obturator according to claim 2, wherein the frame has a substantially L-shaped cross section including a vertical plate portion fixed to the back surface of the outer wall surface material of the outer wall panel and a horizontal plate portion protruding to the floor member side. And the support part is in a folded state in which the support part is accommodated on the outer wall surface side of the floor member side end of the horizontal plate part, and the floor part is projected to the floor member side of the floor member side end of the horizontal plate part. An interlaminar closure device characterized by being provided so as to form a contact state in contact with an outdoor side surface of a member.   In the interlaminar closure device according to claim 2 or claim 3, the support portion is provided rotatably on the first plate portion and the first plate portion rotatably provided on the fixed portion, An interlayer plug, comprising: a second plate portion that can be brought into surface contact with an outdoor side surface of the floor member.   In the interlaminar closure device according to claim 2 or claim 3, the support portion is provided rotatably on the first plate portion and the first plate portion rotatably provided on the fixed portion, An interlayer covering device comprising: an extended second plate portion that can be brought into line contact with an outdoor side surface of the floor member.   The interlaminar obturator according to claim 1, wherein the fixing portion is fixed to a concrete stopper plate that stops concrete placed for a floor as the floor member.   The interlaminar obturator according to claim 1, wherein the fixing portion is fixed to concrete as the floor member.

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