JP6283498B2 - Deck material fixture - Google Patents

Description

  The present invention relates to a deck material fixture, and more particularly to a deck material fixture fixed to a joist.

  The metal fittings for fixing the deck material are disclosed in, for example, Japanese Unexamined Patent Application Publication No. 2008-31757 (Patent Document 1), Japanese Unexamined Patent Application Publication No. 2007-314947 (Patent Document 2), and Japanese Unexamined Patent Application Publication No. 2011-236601 (Patent Document 3). Has been.

JP 2008-31757 A JP 2007-314947 A JP2011-236601A

  Patent Document 1 discloses a structure in which a thick wall plate is provided so as to follow the shape of the side surface of the deck material in order to determine the position between the deck materials.

  However, in such a structure, if the deck material expands in the width direction due to changes in moisture or air temperature, the wall plate will be strongly pressed, and local stress will be applied to the part that contacts the fixture, and the deck material may crack. is there.

  Also, because the entire deck surface is pressed against each other due to this stress, even if one screw that fixes the fixing bracket is pulled out, the fixing bracket is pinched with a strong force. It is not easy to remove only one.

  In Patent Document 2, in order to absorb pressure due to expansion, a claw that defines the position of an adjacent deck material is provided, and when the deck material expands, a structure that absorbs pressure by deforming the claw is adopted. .

  However, this fixing bracket requires a fixing portion for stopping a fixing screw, and is not suitable for a deck material having a symmetrical structure.

  In Patent Document 3, there is a gap in the center in the longitudinal direction of the metal fitting, and a shape that absorbs the expansion pressure is adopted by narrowing the central gap when the deck material expands and the fixing metal fitting is pushed by the deck material.

  However, it is considered that the expansion pressure cannot be sufficiently absorbed with the gap described in the fixture.

  Therefore, the present invention has been made to solve the above-described problems, and an object of the present invention is to provide a deck material fixture that can sufficiently absorb the expansion of the deck material in the width direction. .

  A deck material fixture according to the present invention is a deck material fixture that is disposed between two deck materials, engages with the deck material, and is fixed to the joists. A deformation part is provided that deforms along the expansion direction according to the expansion of the material and absorbs the expansion.

  In the deck material fixture configured as described above, the deformation portion deforms along the expansion direction in accordance with the expansion of the deck material and absorbs the expansion, and therefore can absorb even a large expansion. It is possible to sufficiently absorb the expansion in the width direction.

Preferably, the deck material fixture fits into the recess of the deck material.
Preferably, a claw portion that engages with the concave portion of the deck material is provided.

  Preferably, a fixing portion is provided to fix the strip member disposed between the plurality of deck materials.

Preferably, the deformation portion has flexibility.
Preferably, the deformation part includes an elastic member.

It is a disassembled perspective view of the deck structure where the deck material fixing tool according to Embodiment 1 is used. 3 is a perspective view of a deck material fixture according to Embodiment 1. FIG. FIG. 3 is a front view of the deck material fixture as seen from the direction indicated by arrow III in FIG. 2. It is sectional drawing of the coin fall prevention material attached to a deck material fixing | fixed part. It is a front view of the deck material fixing tool pinched | interposed between deck materials. FIG. 3 is a plan view of a deck material fixture according to the first embodiment. FIG. 3 is a side view of the deck material fixture according to the first embodiment. It is a bottom view of the deck material fixture according to the first embodiment. FIG. 7 is an end view taken along line IX-IX in FIG. 6. FIG. 6 is a perspective view for explaining a mounting method using a deck material fixture according to the first embodiment. It is a bottom view of the deformation | transformation part of the deck material fixing tool according to Embodiment 2. It is a bottom view of the deformation | transformation part of the deck material fixing tool according to Embodiment 3. It is a bottom view of the deformation | transformation part of the deck material fixing tool according to Embodiment 4. FIG. 10 is a perspective view of a deck material fixture according to a fifth embodiment.

Embodiments of the present invention will be described below with reference to the drawings.
(Embodiment 1)
FIG. 1 is an exploded perspective view of a deck structure in which a deck material fixture according to the first embodiment is used. Referring to FIG. 1, a deck structure 1 includes a deck material 2, a joist 3, a joist cover 5, a bundle 6, a screw 7, and a deck material fixture 10. The deck material fixture 10 is interposed between the adjacent deck materials 2 and fits into the grooves of the deck material 2 and is fixed to the joists 3 with screws.

  The deck material 2 extends in the longitudinal direction, and a plurality of deck materials 2 are arranged in the width direction. The length and width of each deck material 2 may be equal or different. The deck material 2 may be either metallic or nonmetallic. As the metallic deck material 2, there is a deck material 2 made of aluminum alloy, and as the non-metallic deck material 2, there is a deck material 2 made of a composite material of wood, plastic, resin and wood.

  The joists 3 extend so as to be orthogonal to the direction in which the deck material 2 extends. The joist 3 is preferably metallic in order to support the load of the deck material 2, and more preferably made of steel. In this embodiment, a joist 3 of a hollow prism is adopted. The joist 3 is supported by a bundle 6.

  The deck material 2 is also attached to the side surface 4 of the joist 3. The deck material 2 is fixed to the joists 3 with screws 7. The end opening of the joist 3 is sealed with a joist cover 5.

  FIG. 2 is a perspective view of the deck material fixture according to the first embodiment. Referring to FIG. 2, the deck material fixture 10 includes two plate-like portions 11 and 13 and a connecting portion 12 that connects the plate-like portions 11 and 13.

  The plate-like portions 11 and 13 are provided with claw portions 15 that engage with the deck material 2. The claw portion 15 fits into the concave portion of the deck material 2, and the deck material fixing tool 10 is held on the deck material 2 in a state before construction. The plate-like portions 11 and 13 are provided with a fixing portion 14 for fixing the coin drop prevention member. The fixing portion 14 has a hook shape and can hold a coin drop prevention member.

  A through hole 12a is provided in the center of the connecting portion 12, and protrusions 12b are arranged on both sides of the through hole 12a. The protrusion 12b is for positioning a metal plate provided on the connecting portion 12, and the through hole 12a is for fixing the deck material fixture 10 to the joist with screws.

  A central leg 103 is provided below the connecting portion 12 so as to extend downward. On both sides of the central leg 103, X-shaped deformable portions 101, 102, 104, 105 are provided. The deformable portions 101, 102, 104, and 105 have a lower rigidity than the central leg portion 103 and are easily deformed.

The deck material fixture 10 is preferably made of a resin and softer than a metal. Therefore, it is easier to deform than a metal fixture. The deck material fixture 10 may be made of metal, but even in that case, the deformable portions 101, 102, 104, and 105 are more easily deformed than the central leg portion 103 .
FIG. 3 is a front view of the deck material fixture as seen from the direction indicated by arrow III in FIG. Referring to FIG. 3, among the end surfaces of plate-like portion 13, the end surface on the side where claw portion 15 is provided is R-shaped, while the end surface on the side where claw portion 15 is not provided is rectangular. . This is to make it easier to insert the end surface provided with the claw portion 15 into the concave portion of the deck material.

  The protrusion 12b and the fixing part 14 are aligned on a straight line. A convex portion 140 is provided in the vicinity of the tip of the fixed portion 14, and this convex portion 140 engages with the coin fall prevention member.

  FIG. 4 is a cross-sectional view of a coin drop prevention material attached to the deck material fixing portion. Referring to FIG. 4, the coin drop prevention member 20 as a strip member is formed of an elastic body and is fitted between two adjacent deck materials 2. The concave portion 21 of the coin drop preventing member 20 and the convex portion 140 of the fixing portion 14 are fitted with each other. The coin fall prevention member 20 prevents further coin fall when coins fall between the deck materials 2. Furthermore, the coin fall prevention member 20 has a function of preventing the deck material fixture 10 and the joist 3 from being seen from above.

  FIG. 5 is a front view of the deck material fixture sandwiched between the deck materials. Referring to FIG. 5, the deck material fixture 10 is fitted into the recesses 2 a of the two deck materials 2. The plate-like portion 13 enters the recess 2a, and the claw portion 15 is in contact with the wall surface of the recess 2a. As a result, even if the plate-like portion 13 is detached from the left concave portion 2a, the right-side plate-like portion 13 is not detached from the concave portion 2a. As a result, the deck material fixture 10 is always held by the deck material 2 during construction. Both side surfaces of the deformable portion 105 are in contact with the deck material 2. Since the deformable portion 105 extends along the thickness direction of the deck material 2, the deformable portion 105 and the deck material 2 are in contact with each other in a wide range in the thickness direction. Other deformation portions 101, 102, and 104 are in contact with the deck material 2 in the same manner as the deformation portion 105.

  The deformation part 105 has a tapered shape. When it rains, water can stay in the slits between the deck materials 2 (grooves into which the deck material fixtures 10 are fitted) or where the deck materials 2 and the deck material fixtures 10 are in contact with each other. However, the deformed portions 101, 102, 104, and 105 are tapered to reduce the retention and facilitate the flow of water to the joists 3.

  FIG. 6 is a plan view of the deck material fixture according to the first embodiment. Referring to FIG. 6, both the plate-like portions 11 and 13 and the connecting portion 12 are rectangular. However, the present invention is not limited to this, and a part of the plate-like portions 11 and 13 and the connecting portion 12 is curved. A shape may be included. Furthermore, although the fixing | fixed part 14 and the nail | claw part 15 are provided in the edge part of the longitudinal direction of the deck material fixing tool 10, it is not limited to this, Even if the fixing | fixed part 14 and a nail | claw part are provided in addition to an edge part Good. The fixing part 14 and the claw part 15 are not necessarily provided.

  FIG. 7 is a side view of the deck material fixture according to the first embodiment. FIG. 8 is a bottom view of the deck material fixture according to the first embodiment. FIG. 9 is an end view taken along line IX-IX in FIG.

  With reference to these drawings, each of the deformable portions 101, 102, 104, 105 has the same shape, but they may have different shapes. The deformation portions 101, 102, 104, 105 are arranged symmetrically with respect to the through hole 12a. The center leg portion 103 has a tapered shape that becomes thinner as it approaches the lower side.

  FIG. 10 is a perspective view for explaining a mounting method using the deck material fixture according to the first embodiment. Referring to FIG. 10, the protrusion 12 b of the connecting portion 12 is fitted into the through hole 212 of the metallic plate 210, and the screw 220 is inserted into the through hole 211 of the plate 210 and the through hole 12 a of the connecting portion 12. The tip of 220 is screwed to the joist 3. At this time, both the plate-like portions 11 and 13 are fitted in the concave portion 2 a of the deck material 2. Thereby, the deck material fixture 10 can be attached to the joists 3.

  The deck material fixture 10 is a deck material fixture 10 which is disposed between the two deck materials 2 and engages with the deck material 2 and is fixed to the joists 3. The deck material fixture 10 is in contact with the deck materials 2 on both sides, Deformation parts 101, 102, 104, and 105 that deform along the expansion direction according to the expansion of the deck material 2 and absorb the expansion are provided. The deck material fixture 10 fits into the recess 2 a of the deck material 2. A claw portion 15 that engages with the concave portion 2 a of the deck material 2 is provided. In order to fix the coin fall prevention member 20 as a strip member disposed between the two deck members 2, a fixing portion 14 is provided. The deformable portions 101, 102, 104, 105 have flexibility.

  In the deck material fixture 10 configured as described above, the coin fall prevention member 20 is also provided after construction by providing the coin fall prevention member 20 (joint material) and the deck material fixture 10 with a shape to prevent scattering. 20 does not scatter.

  Further, by changing the shape of the bottom surface of the deck material fixture 10 from a plate shape to a cross-section X shape, even if the deck material 2 expands in the width direction, the deformed portions 101, 102, 104, 105 of the deck material fixture 10 Due to the deformation, the deck material 2 is not destroyed because the deck material fixture 10 absorbs the stress during expansion of the deck material 2. Therefore, it becomes easier to remove the deck material fixture 10 as compared with the conventional product, and it becomes easy to remove only one deck material 2 to be removed.

  Furthermore, it is possible to provide the deck material fixture 10 that can simultaneously fix the deck material 2 and the coin fall prevention member 20.

(Embodiment 2)
FIG. 11 is a bottom view of the deformed portion of the deck material fixture according to the second embodiment. Referring to FIG. 11, deformed portion 105 of the deck material fixture according to the second embodiment is different from deformed portion 105 according to the first embodiment in that it is S-shaped. It should be noted that at least one of the plurality of deformation portions may be S-shaped.

(Embodiment 3)
FIG. 12 is a bottom view of the deformed portion of the deck material fixture according to the third embodiment. Referring to FIG. 12, deformed portion 105 of the deck material fixture according to the third embodiment is different from deformed portion 105 according to the first embodiment in that it is zigzag-shaped. It should be noted that at least one of the plurality of deformation portions may be in a zigzag shape.

(Embodiment 4)
FIG. 13 is a bottom view of the deformed portion of the deck material fixture according to the fourth embodiment. Referring to FIG. 13, the deformation portion 105 of the deck material fixture according to the fourth embodiment has a two-layer structure of a resin portion 105a and an elastic portion 105b made of rubber or porous resin. Different from the deforming portion 105 according to the first embodiment. It should be noted that at least one of the plurality of deformation portions may have a two-layer structure.

(Embodiment 5)
FIG. 14 is a perspective view of a deck material fixture according to the fifth embodiment. Referring to FIG. 14, deformed portion 105 according to the first embodiment in that the thickness of deformed portions 101, 102, 104, and 105 of the deck material fixture according to the fifth embodiment is constant and not tapered. And different. It should be noted that at least one of the plurality of deforming portions may have a structure having a constant thickness.

  The embodiment disclosed this time should be considered as illustrative in all points and not restrictive. The scope of the present invention is defined by the terms of the claims, rather than the description above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.

  DESCRIPTION OF SYMBOLS 1 Deck structure, 2 Deck material, 2a Recessed part, 3 joist, 4 side, 5 joist cover, 6 bundles, 7,220 screw, 10 deck material fixing tool, 11, 13 plate part, 12 connection part, 12a penetration Hole, 14 fixing part, 15 claw part, 20 coin fall prevention member, 101, 102, 104, 105 deformation part, 103 central leg part.

Claims (6)

A deck material fixture that is disposed between two deck materials, engages with the deck material, and is fixed to a joist, and includes two plate-like portions and a connecting portion that connects the two plate-like portions. Have
The plate-like portion is provided with a claw portion that fits with the deck material,
A fixing portion is provided on one surface of the two plate-like portions in order to fix a strip member disposed between the two deck materials,
The other surface of the plate-like portion is provided with a deforming portion that contacts the deck material on both sides and deforms along the expansion direction according to the expansion of the deck material to absorb the expansion,
The connecting portion is provided with a leg portion extending downward, and the connecting portion and the leg portion are provided with through holes for inserting screws,
The deformation part is more easily deformed than the leg part,
The deformed portion is tapered.
The deck material fixture according to the present invention, wherein the leg portion has a tapered shape in which the wall thickness decreases as it approaches the lower side . The deck material fixture according to claim 1, wherein the deformable portion has an X shape . The deck material fixture according to claim 1 or 2, wherein the deck material fixture is made of resin . The deck material fixture according to any one of claims 1 to 3 , wherein a protrusion is provided on the connecting portion, and a metal plate is attached to the protrusion .   The deck material fixture according to any one of claims 1 to 4, wherein the deformable portion has flexibility.   The deck material fixture according to any one of claims 1 to 5, wherein the deformable portion includes an elastic member.

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