JP2015007355A - Member lock tool, beam lower mounting member and ceiling structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a member lock tool, a beam lower mounting member and a ceiling structure which can be manufactured at low costs.SOLUTION: A member lock tool 2 is configured such that a lock part 21 to be locked by a flange 3a of a beam material 3 as the structural skeleton of a building and a member fixing surface part 22 horizontally positioned such that a space is formed under the lock part 21 and a space forming vertical surface part 23 connecting the lock part 21 to the member mounting surface part 22 are formed by folding one plate. Also, a beam lower mounting member 20 is configured such that the member lock tool 2 is arranged at an interval, and that a runner material 5 is arranged on the lower surface of the member fixing surface part 22 in the member lock tool 2, and that the runner material 5 is fixed to the member fixing surface part 22 via a screw 51 driven from the lower surface side of the runner material 5, and penetrated through the member fixing surface part 22 with the top end protruded to the space.

Description

  The present invention relates to a member locking tool for fastening a member to a flange of a beam material, which is a structural frame of a building, and a beam support fixing member and a ceiling structure using the same.

  Patent Document 1 includes a clip-shaped attachment portion that can be attached to a flange of a beam member, and a vertical vertical joint surface that is provided integrally with the attachment portion and extends in the vertical direction. A building in which a plurality of fixed hardware is attached to a flange of the beam material by the attachment portion and a long base steel material is joined and fixed to the vertical joint surface. An interior base structure is disclosed.

JP 2008-57136 A

  However, the fixed hardware disclosed in Patent Document 1 has a drawback of high cost because it is formed by combining a plurality of bending members.

  This invention makes it a subject to provide the member locking tool which can be produced at low cost in view of said situation, the under-beam attachment member using this, and a ceiling structure.

  In order to solve the above-described problems, the member locking device of the present invention includes a locking portion that is locked to a flange of a beam material that is a structural frame of a building, and a space below the locking portion. The member fixing surface portion that is positioned and the space forming vertical portion that connects the locking portion and the member fixing surface portion are formed by bending a single plate.

  If it is said structure, since the said latching | locking part, the said space formation standing surface part, and the said member fixing surface part are formed by bending a single plate, the said member latching tool combines several bending members. It can be manufactured at a lower cost than the conventional metal fitting.

  The locking portion has a pressing portion positioned on the upper side, a receiving portion positioned on the lower side, and a connecting portion that connects them, and the pressing portion has a tongue-shaped pressing piece that is partially cut and bent. It is formed and the pressing location of the said tongue-shaped pressing piece may be located between the pressing location of the said press part, and the said connection part. According to this, there will be a pressing location by the pressing portion and a pressing location by the tongue-shaped pressing piece in the locking portion, and the member locking tool is attached to the beam by the multiple pressing locations. It will be stably attached to the flange of the material.

  The base part of the tongue-shaped pressing piece may be located at a position between the pressing part of the pressing part and the pressing part of the tongue-shaped pressing piece. According to this, when the flange is inserted between the pressing portion located on the upper side and the receiving portion located on the lower side and the pressing location of the pressing portion is displaced upward, the base portion of the tongue-shaped pressing piece Is also displaced upward. That is, since the position of the tongue-shaped pressing piece is displaced according to the thickness of the flange, the pressing position of the pressing portion and the pressing position of the tongue-shaped pressing piece are the same for flanges having different thicknesses. It becomes possible to apply a pressing force of a degree.

  A member positioning portion formed by partially cutting and bending the member fixing surface portion may be formed below the space forming elevation portion. According to this, the said member can be fixed to the said member fixing surface part in the state which matched the position of the member correctly to the surface of the said space formation elevation surface part.

  Further, in the under beam mounting member according to the present invention, the member locking tool is disposed with a gap, and a runner material is disposed on the lower surface of the member fixing surface portion of the member locking tool, from the lower surface side of the runner material. The runner material is fixed to the member fixing surface portion by a fastening member that is driven and penetrates the member fixing surface portion and has a tip protruding into the space. According to this, the state where the runner material is arranged under the flange of the beam material is formed by inserting the member locking tool into the flange of the beam material. In other words, it is possible to eliminate the field work of fixing the runner material to the member locking tool with the fastening member after the member locking tool is inserted into the flange of the beam material.

  Further, in the ceiling structure of the present invention, a ceiling constituent member is fixed to the runner material of the beam under-mounting member, and a space extending from the back surface of the ceiling to the outer surface of the runner material through a gap between the member locking members. Is formed. According to this, it becomes possible to easily carry the wiring or the like from the back of the ceiling through the gap to the outside of the runner material.

  If it is this invention, there exists an effect that the member locking tool which fastens a member to the flange of the beam material which is a structural frame of a building, the beam lower attachment member using this, and a ceiling structure can be provided at low cost.

It is explanatory drawing which showed the building base part while showing the roof part and trunk difference part of the building which have the ceiling structure concerning embodiment of this invention. 1A is an enlarged view of the roof portion of FIG. 1, and FIG. 1B is an enlarged view of the trunk difference portion of FIG. It is the figure which showed the member locking tool concerning embodiment of this invention, Comprising: The figure (A) is a front view, The figure (B) is a top view, The figure (C) is a side view. FIG. 4 is an enlarged perspective view showing a part of the under beam mounting member and the ceiling structure using the member locking tool of FIG. 3.

Embodiments of the present invention will be described below with reference to the accompanying drawings.
As schematically shown in FIG. 1, in this embodiment, the building 1 has a roof portion 1A, a trunk difference portion 1B, and a foundation portion 1C, and the roof portion 1A and the trunk difference portion 1B. The member locking tool 2 is used. The building 1 is constructed by a curtain wall construction method, and an outer wall panel 4 is attached to the outside of a beam material (for example, an H-shaped steel beam) 3 that is a structural frame of the building 1.

  As shown in an enlarged view in FIG. 2A, the member locking tool 2 is attached to an indoor side portion of the lower flange 3a of the beam member 3 provided in the roof portion 1A. A runner material 5 is fixed to the member locking tool 2. A single runner member 5 is provided with a plurality of the above-mentioned member locking devices 2, and the arrangement pitch thereof is determined by the ceiling weight and the weight borne by one member locking device 2. A ceiling panel 6 and an inner wall 7 on the second floor side are fixed to the runner material 5.

  As shown in an enlarged view in FIG. 2B, also in the trunk difference portion 1B, the member locking tool 2 is mounted at a location on the indoor side of the flange 3a on the lower side of the beam member 3. The runner material 5 is fixed to the member locking tool 2. A ceiling panel 6 and an inner wall 7 on the first floor are fixed to the runner material 5.

  As shown in FIGS. 3 (A), 3 (B), and 3 (C), the member locking tool 2 includes a locking portion 21 that is locked to the flange 3a of the beam member 3 and the engagement member 21. A member fixing surface portion 22 that forms a space below the stopper portion 21 and is positioned horizontally, and a space forming elevation surface portion 23 that connects the locking portion 21 and the member fixing surface portion 22 bends one metal plate. Is formed.

  The locking part 21 has a pressing part 21a positioned on the upper side, a receiving part 21b positioned on the lower side, and a connecting part 21c connecting them. The height of the connecting portion 21c is high enough to sandwich the thickest flange 3a in a plurality of types of beam members 3 that can be handled.

  Moreover, while the front end side of the said press part 21a is made lower than the height of the said connection part 21c, the most advanced part is bent upwards for the ease of the insertion operation | work of the said flange 3a. The lowest end position bent upward is the pressing portion of the pressing portion 21a. Furthermore, the pressing portion 21a is formed with a tongue-shaped pressing piece 21d that is partially cut and bent, and the pressing portion of the tongue-shaped pressing piece 21d is connected to the pressing portion of the pressing portion 21a and the connecting portion. 21c. Further, the base of the tongue-shaped pressing piece 21d is positioned between the pressing portion of the pressing portion 21a and the pressing portion of the tongue-shaped pressing piece 21d.

  In addition, reinforcing rib portions 21e are formed at two locations from the pressing portion 21a through the connecting portion 21c to the midpoint of the back surface of the receiving portion 21b, and the strength is maintained while maintaining the elasticity of the locking portion 21. Has been enhanced. In addition, a member positioning portion 23a is formed at the lower portion of the space forming vertical surface portion 23. The member fixing surface portion 22 is partially cut and bent. Further, on the edge side of the receiving portion 21b, the space forming upright portion 23, and the member fixing surface portion 22, there is formed a reinforcing bent portion 24 that is bent at a right angle and connected in a U-shape. Even though the metal plate is bent, the member locking tool 2 can have a sufficient member supporting force.

  As shown in FIG. 4, the runner material 5 is disposed on the lower surface of the member fixing surface portion 22 in the member locking tool 2 and is driven from the lower surface side of the runner material 5 to penetrate the member fixing surface portion 22. The runner material 5 is fixed to the member fixing surface portion 22 with a screw (fastening member) 51 whose tip protrudes into the space above the member fixing surface portion 22. The member 20 is used. That is, the under-beam mounting member 20 is a member in which a plurality of member locking members 2 are fixed to the runner material 5 at intervals, and is assembled at a factory and transported to the site. At the site, the under beam mounting member 20 is fixed to the flange 3a by pressing the insertion port side of the locking portion 21 against the edge of the flange 3a, and the arrangement state of the runner material 5 Is built at once. The interval is determined by the weight of the ceiling and the supporting weight of one member locking tool 2. If the runner material 5 is long, the number of the member locking tools 2 increases.

  And the frame part 61 of the ceiling panel 6 is fixed by the nail | claw 62 etc. to the standing surface of the said runner material 5 indoor side. Two ceiling boards 63 are fixed to the frame portion 61 with nails or the like. In this ceiling structure, a space is formed from the back of the ceiling to the outer surface of the runner material 5 through the gap between the member locking members 2.

  A spacer 71 on the inner wall 7 is fixed to the lower surface of the runner material 5 with nails or the like, and an inner wall runner 72 is fixed to the lower surface of the spacer 71. A stud (not shown) is disposed on the inner wall runner 72, and the inner wall board is fixed.

  A heat insulating material 101 is disposed between the inner wall 7 and the outer wall panel 4, and further between the under-beam mounting member 20 and the outer wall panel 4. The surface sheet of the heat insulating material 101 is a moisture-proof sheet.

  Further, as described above, the plurality of member locking devices 2 are arranged at intervals, and a space is formed between the runner material 5 and the flange 3a. Through this space, electrical wiring 102 and piping (not shown) are arranged behind the ceiling. The wirings and the like are led between the heat insulating material 101 and the runner material 5 from the ceiling.

  As described above, since the locking portion 21, the space forming elevation portion 23, and the member fixing surface portion 22 are formed by bending a single plate, the cost is lower than that of a metal fitting formed by combining a plurality of bending members. Can be produced.

  When the pressing portion of the tongue-shaped pressing piece 21d formed on the pressing portion 21a is located between the pressing portion of the pressing portion 21a and the connecting portion 21c, the locking portion 21 has the pressing portion. There will be a pressing portion of the portion 21a and a pressing portion by the tongue-shaped pressing piece 21d, and the member locking tool 2 is stably attached to the flange 3a of the beam member 3 by such a plurality of pressing portions. Will be.

  The base part of the tongue-shaped pressing piece 21d may be located at a position between the pressing part of the pressing part 21a and the pressing part of the tongue-shaped pressing piece 21d, and according to this, the flange 3a is on the upper side. When the pressing portion of the pressing portion 21a is displaced upward between the pressing portion 21a positioned below and the receiving portion 21b positioned below, the base portion of the tongue-shaped pressing piece 21d is also displaced upward. . That is, since the position of the tongue-shaped pressing piece 21d is displaced according to the thickness of the flange 3a, the pressing portion of the pressing portion 21a and the tongue-shaped pressing piece 21d are pressed against the flange 3a having a different thickness. It becomes possible to apply the same pressing force to the pressing portion. In this embodiment, it is assumed that the thickness of the flange 3a is about 4.5 to 12 mm.

  When the member positioning portion 23a is formed in the lower portion of the space forming elevation portion 23, the runner material (member) 5 is accurately aligned with the surface of the space formation elevation portion 23. The material 5 can be fixed to the member fixing surface portion 22.

  Further, in the lower beam mounting member 20 of this embodiment, the member locking tool 2 is disposed with a gap, and the runner material 5 is disposed on the lower surface of the member fixing surface portion 22 in the member locking tool 2. The runner material 5 is fixed to the member fixing surface portion 22 by a screw 51 that is driven from the lower surface side of the runner material 5 and penetrates the member fixing surface portion 22 and has a tip protruding into the space. According to this, by inserting the member locking tool 2 into the flange 3a of the beam member 3, a state in which the runner member 5 is disposed under the flange 3a is formed. In other words, it is possible to eliminate the field work of fixing the runner material 5 to the member locking tool 2 with the screw 51 after inserting the member locking tool 2 into the flange 3a.

  Further, in the ceiling structure of this embodiment, the ceiling panel 6 is fixed to the runner material 5 of the under-beam mounting member 20, and the runner material 5 is passed through the gap between the member stoppers 2 from the back of the ceiling. A space reaching the outer surface is formed. According to this, it becomes possible to easily wind the wiring 102 and the like from the back of the ceiling to the outside of the runner material 5 through the gap.

  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.

DESCRIPTION OF SYMBOLS 1 Building 2 Member locking tool 20 Under-beam attachment member 21 Locking part 21a Pressing part 21b Receiving part 21c Connecting part 21d Tongue-shaped pressing piece 22 Member fixing surface part 23 Space formation upright part 3 Beam material 3a Flange 4 Outer wall panel 5 Runner Material 6 Ceiling panel 7 Inner wall

Claims (6)

  A locking portion that is locked to a flange of a beam material that is a structural frame of a building, a member fixing surface portion that is located in a space below the locking portion, and the locking portion and the member fixing surface portion. A member locking tool characterized in that the space forming vertical surface portion to be joined is formed by bending a single plate.   The member locking tool according to claim 1, wherein the locking portion includes a pressing portion positioned on the upper side, a receiving portion positioned on the lower side, and a connecting portion connecting them, and the pressing portion includes a partial A tongue-shaped pressing piece that is cut and bent into two is formed, and the pressing portion of the tongue-shaped pressing piece is located between the pressing portion of the pressing portion and the connecting portion. Member locking tool.   The member locking tool according to claim 2, wherein a base portion of the tongue-shaped pressing piece is located at a position between a pressing portion of the pressing portion and a pressing portion of the tongue-shaped pressing piece. Member locking tool.   4. The member locking tool according to claim 1, wherein a member positioning portion formed by partially cutting and bending the member fixing surface portion is formed at a lower portion of the space forming vertical surface portion. The member locking tool characterized by the above-mentioned.   The member locking device according to any one of claims 1 to 4 is disposed at intervals, a runner material is disposed on a lower surface of the member fixing surface portion in these member locking devices, and the runner material An under-beam mounting member, wherein the runner material is fixed to the member fixing surface portion by a fastening member that is driven from the lower surface side and penetrates the member fixing surface portion and has a tip protruding into the space.   A ceiling constituent member is fixed to the runner material of the beam under-mounting member according to claim 5, and a space is formed from the back surface of the ceiling to the outer surface of the runner material through a gap between the member locking members. A ceiling structure characterized by that.

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