JP2021161680A - Attaching tool, wall structure, and plate material construction method - Google Patents

Abstract

To provide an attaching tool suitable for supporting a plate material while realizing a preferable close contact state to the plate material, and to provide a wall structure and a plate material construction method using the same.SOLUTION: An attaching tool X1 of this invention comprises a fixing portion 10, an extending portion 20 extending from the same, a protruding portion 30, a first engaging portion 41, and a second protruding portion 42. The extending portion 20 includes: a base end portion 21 extending in a first direction D1 along the fixing portion 10 and being separated from an attaching hole 13 of the fixing portion 10 in a second direction D2 perpendicular to the first direction D1; and an extending tip portion 22. The protruding portion 30 protrudes from the extending portion 20 to a first side where the attaching hole 13 is positioned with respect to the base end portion 21, and is positioned corresponding to the attaching hole 13 in the first direction D1. A first engaging piece 41 extends to the first side from the extending tip portion 22. A second engaging piece 42 extends to a second side opposite to the first side from the extending tip portion 22. In the second direction D2, a protrusion height of the protruding portion 30 from the extending portion 20 in the second direction D2 is lower than a height of a place where the attaching hole 13 is formed, from the extending portion 20.SELECTED DRAWING: Figure 1

Description

The present invention relates to a fixture that can be used to attach a plate material to a structure, and a wall structure and a plate material construction method using the fixture.

In the construction of the wall structure of a building, various fixed connecting tools are used to form a wall structure with respect to the skeleton structure by joining a plurality of plate materials for wall surface construction vertically and horizontally. As one of such fixing connectors, an attachment having an engaging structure for engaging with the edge portion of the plate material to support and fix the plate material may be used. The fixture is provided, for example, at a joint portion of adjacent plate materials, and is fixed to a support material such as a furring strip. A technique relating to such a fixture is described in, for example, Patent Document 1 below.

Japanese Unexamined Patent Publication No. 2014-145206

When constructing a plate material using the above-mentioned fixture, the fixture is fixed to the support material while assembling the plate material and the fixture in a state where the engaging structure of the fixture engages with the plate material and is in close contact with the plate material. There is a need to. When the other plate material is fixed to the fixture while the engagement structure of the fixture with one plate is not sufficiently close, the fixture is supported and fixed by the fixture, and there is a gap at the joint between the two adjacent plates. Is likely to occur. Water tends to collect in this gap, and the water collected in the gap may cause peeling of the plate material surface at the joint. Further, if a gap is generated between the adjacent plate materials, water may infiltrate the indoor side of the building structure through the gap and cause a problem in the building structure. In addition, if a gap is created between the adjacent plate materials, the boundary (joint portion) between the adjacent plate materials becomes conspicuous, which is not preferable in terms of appearance.

The present invention has been conceived under such circumstances, and an object of the present invention is to provide a fitting suitable for supporting the plate material while achieving a good close contact state with the plate material, and a mounting tool thereof. It is an object of the present invention to provide the wall structure and the plate material construction method used.

According to the first aspect of the present invention, fittings are provided. This fixture includes a fixing portion, an extending portion, a convex portion for contacting the fastening member, a first engaging piece, and a second engaging piece.

The fixing portion has a first surface for contacting the structure and a second surface opposite to the first surface, and a mounting hole penetrating between the first and second surfaces is formed. There is. The extending portion extends from the fixed portion to the side opposite to the first surface, and has a base end portion and an extending tip portion. The base end portion of the extending portion extends in the first direction along the fixed portion and is separated from the mounting hole in the second direction orthogonal to the first direction.

The convex portion protrudes from the extending portion to the first side where the mounting hole is located with respect to the base end portion of the extending portion in the second direction, and is located corresponding to the mounting hole in the first direction. The first height, which is the protruding height of the convex portion from the extending portion in the second direction, is the height of the mounting hole forming portion with respect to the extending portion in the second direction at the forming portion of the convex portion in the extending portion. It is smaller than the second height.

The first engaging piece extends from the extending tip portion to the first side and is misaligned with respect to the mounting hole and the convex portion in the first direction and / or the second direction. The second engaging piece extends from the extending tip portion to the second side opposite to the first side.

The fixture having the above structure is used, for example, as follows in the construction of a plate material for forming a wall structure.

First, a plate material to be attached and an attachment for supporting and fixing the plate material to be attached are arranged in a predetermined manner with respect to a structure such as a building frame provided with a support material. In this arrangement, the fixture abuts on the support at the first surface of its fixing, and the plate material is on the second side of the fixture with respect to the extension (ie, the extension in the second direction). It is located on the side opposite to the first side where the mounting hole is located with respect to the base end portion), and the second engaging piece of the mounting tool engages with the edge end portion on the mounting tool side of this plate material. There is.

Next, in this state, the fixture is fastened to the support member using the fastening member. The fastening member is, for example, a screw or screw such as a tapping screw or a tapping screw, and has a wide head portion and an extending portion extending from the wide head portion, and the wide head portion extends the extending portion. It has a width larger than the extension portion in the width direction intersecting the direction. In the fastening work, the extension portion of the fastening member is screwed into a portion of the support material facing the mounting hole of the fixing portion of the fixture. For example, the extended portion of the fastening member is allowed to enter the support member until the wide head portion of the fastening member comes into contact with the fixed portion. As a result, the fixture is fastened to the support member in a state where the second engaging piece of the fixture engages with the plate member to support the plate member.

As described above, the attachment according to the first side surface of the present invention has a convex portion protruding from the extension portion to the first side where the attachment hole is located with respect to the base end portion of the extension portion in the second direction. It is provided with a convex portion located in the first direction corresponding to the mounting hole. At the same time, in this fixture, the first height, which is the protruding height of the convex portion from the extending portion in the second direction, is the extending portion in the second direction at the portion where the convex portion is formed in the extending portion. It is smaller than the second height, which is the height at which the mounting hole is formed. In addition, in the present mounting tool, the first engaging piece extending from the extending tip portion of the extending portion to the first side is directed to the mounting hole and the convex portion in the first direction and / or the second direction. Is out of position.

These configurations are suitable for bringing the wide head portion of the fastening member into contact with the convex portion or the fitting on the extension portion, at least during the fastening process described above, and thus the contact causes the fitting to be second. Pushed toward the second side in the direction (the side where the plate material to be mounted is located with respect to the extension portion of the fixture), and the fixture was in good close contact with the plate material (that is, in close contact without a gap). State) is suitable for realization. Therefore, the configuration is suitable for the fixture to be fastened to the support after a good close contact with the plate is achieved.

As described above, the fixture according to the first side surface of the present invention is suitable for supporting the plate material while realizing a good close contact state with the plate material. Such a fixture is suitable for suppressing the formation of a gap at a joint portion between two adjacent plate members which are supported and fixed by the fixture. That is, since the mounting tool can support the plate material arranged on the second side of the mounting tool in a good close contact state, the plate material supported in this way and the first side of the mounting tool are supported. A gap is unlikely to occur between the plate material arranged in and supported by the fixture. Therefore, in this fixture, the surface of the plate material is peeled off when water collects at the boundary (joint point) between adjacent plate materials in the formed wall structure, and the joint part of the plate material is moved to the indoor side of the building structure. It is suitable for suppressing defects in building structures caused by the ingress of water. Further, the present fixture is also suitable for suppressing the conspicuous joint points (boundaries) of the plate materials in the formed wall structure.

Preferably, the ratio of the difference between the second height and the first height to the opening length of the mounting hole in the second direction is 0.5 or less. Such a configuration is preferable in order to bring the wide head portion of the fastening member into contact with the convex portion or the fixture on the extension portion at least in the middle of the above-mentioned fastening process.

A plurality of mounting holes are preferably formed in the fixing portion of the mounting tool. Such a configuration is preferable for fastening the fixture to the support material with high strength (a plurality of mounting holes in the fixing portion are used for fastening the fixture to the support material at a plurality of points. Is possible). The higher the fastening strength of the fixture to the support material, the more stably the fixture can support the plate material.

Preferably, the mounting tool is provided with a plurality of the convex portions on the extending portion, and one convex portion is correspondingly positioned for each mounting hole in the first direction. Such a configuration is suitable for performing the above-mentioned fastening operation involving contact of the fastening member with the convex portion on the extension portion a plurality of times when fastening the fixture to the support, and therefore, the plate material. Suitable for achieving a good close contact with the fixture. Further, according to the configuration, it is possible to select the mounting holes actually used for fastening the fixture from a plurality of mounting holes, which improves the convenience in the fastening work of the fixture.

The fixture preferably further comprises the following first side wall and second side wall: The first side wall portion extends from one end of the fixed portion in the first direction to the side opposite to the first surface, and extends over the first side and the second side with respect to the extending portion in the second direction. The second side wall portion extends from the other end of the fixed portion in the first direction to the side opposite to the first surface, and extends over the first side and the second side with respect to the extending portion in the second direction. Such a configuration helps to ensure the strength of the fixture.

The fixture preferably comprises at least one extension piece selected from the group consisting of the following first extension piece, second extension piece, third extension piece, and fourth extension piece. Further prepare. The first extension piece extends in the first direction from the end portion of the first side wall portion opposite to the fixed portion on the first side with respect to the extension portion. The second extension piece extends in the first direction from the end of the second side wall portion on the first side with respect to the extension portion, which is opposite to the fixed portion. The third extension piece extends in the first direction from the end portion of the first side wall portion opposite to the fixed portion on the second side with respect to the extension portion. The fourth extension piece extends in the first direction from the end portion of the second side wall portion opposite to the fixed portion on the second side with respect to the extension portion.

The first and second extension pieces (located on the first side with respect to the extension portion) are plate materials with which the first engaging piece (located on the first side with respect to the extension portion) is engaged. Is suitable for supporting from the side opposite to the first engaging piece. The above-mentioned third and fourth extension pieces (located on the second side with respect to the extension portion) are plate materials with which the second engaging piece (located on the second side with respect to the extension portion) is engaged. Is suitable for supporting from the side opposite to the second engaging piece. Therefore, the above-mentioned configuration in which the fixture further includes at least one extension piece selected from the group consisting of the first to fourth extension pieces, is said to be applicable while the fixture realizes a good close contact with the plate material. Helps to support the board.

The fixture preferably further comprises an auxiliary fixing portion that extends from the first side wall portion to the second side wall portion on the second side with respect to the extending portion and has a flush surface with the first surface of the fixing portion. Be prepared. Such a configuration is suitable for increasing the contact area of the present attachment with respect to the support material, and is therefore suitable for stabilizing the plate material support by the present attachment. Further, the configuration is suitable for ensuring the strength of the fitting, and is therefore suitable for preventing or suppressing deformation due to the load received in the plate material supporting state.

The fixing portion of the mounting tool preferably has a spreading portion extending toward the second side from the proximal end portion in the second direction at a position corresponding to the mounting hole in the first direction. Such a configuration is suitable for increasing the contact area of the present attachment with respect to the support material, and is therefore suitable for stabilizing the plate material support by the present attachment. In order to more stably fasten the fixture to the support material, it is preferable that the contact area with the support material around the mounting hole into which the fastening member is inserted in the mounting tool is large, and a spreading portion is provided around the mounting hole. This makes it possible to more stably fix the fixture to the support material.

According to the second aspect of the present invention, a wall structure is provided. This wall structure includes a structure including a support member, the above-mentioned mounting tool according to the first side surface of the present invention, a fastening member, and a first plate material and a second plate material adjacent to each other via the mounting tool. The fastening member is, for example, a screw such as a tapping screw, and has a wide head portion and an extending portion extending from the wide head portion. In the main wall structure, the fixture is in contact with the support on the first surface, and the extension is fastened to the support by a fastening member that penetrates the mounting hole and reaches the support. The first plate material is located on the first side of the extension portion of the fixture, and the first engaging piece of the fixture is engaged with the edge portion of the first plate material. The second plate material is located on the second side of the extension portion of the fixture, and the second engaging piece of the fixture is engaged with the edge portion of the second plate material.

In the main wall structure, the above-mentioned fixture according to the first aspect of the present invention is used. Therefore, according to the main wall structure, the fittings included in the main wall structure have the same technical effects as described above with respect to the fittings according to the first aspect of the present invention.

According to the third aspect of the present invention, there is provided a plate material construction method for attaching a plate material to a structure provided with a support material by using an attachment and a fastening member. The fixture is the above-mentioned fixture according to the first aspect of the present invention. The fastening member has a wide head portion and an extending portion extending from the wide head portion. In this construction method, the fixture comes into contact with the support material on the first surface of the fixing portion of the fixture, the plate material is located on the second side of the extension portion of the fixture, and the edge of the plate material. With the second engaging piece of the fitting engaged at the end, the fitting is fastened to the support by a fastening member whose extension penetrates the mounting hole and reaches the support. include. At least in the middle of the fastening process, the wide head portion of the fastening member is brought into contact with the convex portion of the fixture.

In the plate material construction method, the above-mentioned fixture according to the first aspect of the present invention is used. Therefore, according to the method for constructing the plate material, the fitting used for the fitting has the same technical effect as described above with respect to the fitting according to the first aspect of the present invention.

It is a perspective view of the fixture which concerns on 1st Embodiment of this invention. It is a front view of the fixture shown in FIG. It is a back view of the fixture shown in FIG. It is a top view of the fixture shown in FIG. It is a side view of one of the fixtures shown in FIG. It is a VI-VI cross-sectional view of the fixture shown in FIG. FIG. 6 is a partially enlarged cross-sectional view of FIG. The process of fastening the plate material using the fixture shown in FIG. 1 is shown. It shows the fastening state of the plate material using the fixture shown in FIG. It is a partially omitted perspective view of the wall structure using the fixture of this invention. It is a partially enlarged perspective view of FIG. It is a partially omitted perspective view of another wall structure using the fixture of this invention. It is a partially enlarged perspective view of FIG. It is a front view of one modification of the fixture shown in FIG. It is a front view of the fixture which concerns on 2nd Embodiment of this invention. It is a top view of the fixture shown in FIG. It is a front view of one modification of the fixture shown in FIG. It is a top view of the fixture shown in FIG. It is a perspective view of the fixture which concerns on 3rd Embodiment of this invention. It is a front view of the fixture shown in FIG. It is a top view of the fixture shown in FIG. It is sectional drawing of XXII-XXII of the attachment shown in FIG. FIG. 22 is a partially enlarged cross-sectional view of FIG.

1 to 6 show the fixture X1 according to the first embodiment of the present invention. FIG. 1 is a perspective view of the fixture X1. FIG. 2 is a front view of the fixture X1. FIG. 3 is a back view of the fixture X1. FIG. 4 is a top view of the fixture X1. FIG. 5 is a side view of one of the fixtures X1. FIG. 6 is a sectional view taken along line VI-VI of the fixture X1 shown in FIG.

The fixture X1 includes a fixing portion 10, an extending portion 20, a convex portion 30 for contacting a fastening member, a first engaging piece 41, a second engaging piece 42, a first side wall portion 51, and the like. A second side wall portion 52, a first extension piece 61, a second extension piece 62, a third extension piece 63, a fourth extension piece 64, and an auxiliary fixing portion 65 are provided. The fixture X1 is, for example, a fixture used for construction of a wall structure of a building, and in the wall structure to be formed, in order to engage with an edge portion of a plate material for wall surface construction to support and fix the plate material. It is an element that is fixed to a support material such as a furring strip.

The fixing portion 10 has a first surface 11 and a second surface 12 on the opposite side of the first surface 11. The first surface 11 is a surface that comes into contact with a support member of a predetermined structure when the fixture X1 is used.

The fixing portion 10 is formed with a plurality of mounting holes 13 penetrating between the first surface 11 and the second surface 12 (an exemplary case where the fixing portion 10 is formed with three mounting holes 13). (Illustrated in). The plurality of mounting holes 13 are separated from each other in the first direction D1. The mounting hole 13 is an opening through which a fastening member is passed to fasten the mounting tool X1 to a support member of a predetermined structure. As the fastening member, for example, screws or screws such as tapping screws and tapping screws are used.

The plurality of mounting holes 13 include mounting holes 13A. The mounting hole 13A is associated with the convex portion 30 as described later. In the present embodiment, of the three mounting holes 13, for example, the case where the mounting hole 13 located at the center in the first direction D1 shown in FIG. 1 is the mounting hole 13A is illustrated schematically.

The dimension of the fixed portion 10 in the first direction D1 is, for example, 30 to 100 mm. The dimension of the second direction D2 of the fixing portion 10 is, for example, 30 to 80 mm. The opening size such as the diameter of the mounting hole 13 is, for example, 3 to 8 mm.

The extending portion 20 extends from the fixed portion 10 to the side opposite to the first surface 11. That is, the extending portion 20 extends from the second surface 12 of the fixing portion 10. The extension portion 20 has a base end portion 21 and an extension tip portion 22 in its extension shape. The base end portion 21 extends along the fixing portion 10 in the first direction D1 and is separated from the mounting hole 13A in the second direction D2 orthogonal to the first direction D1. Further, the extending portion 20 has a rib portion 23. In this embodiment, the rib portion 23 protrudes toward the mounting hole 13. Such a rib portion 23 is useful for ensuring the strength of the extending portion 20.

The above-mentioned fixing portion 10 has an expanding portion 14 extending to the second side of the base end portion 21 of the extending portion 20 in the second direction D2. The spreading portion 14 is located in the first direction D1 corresponding to the mounting hole 13A. Further, the fixing portion 10 has a rib portion 15A protruding toward the second surface 12 side. The rib portion 15A helps to secure the strength of the fixing portion 10.

The convex portion 30 projects from the extending portion 20 to the first side where the mounting hole 13A is located with respect to the base end portion 21 of the extending portion 20 in the second direction D2. Further, the convex portion 30 is located in the first direction D1 corresponding to the mounting hole 13A. The convex portion 30 and the mounting hole 13A are associated with each other. On the side of the convex portion 30 opposite to the fixed portion 10, a radius is preferably formed or chamfered between the top surface and the side surface of the convex portion 30. Further, the protruding height (first height T1) of the convex portion 30 from the extending portion 20 in the second direction D2 is, for example, 0.3 to 3.0 mm.

As shown in FIG. 7, the first height T1, which is the protruding height of the convex portion 30 from the extending portion 20 in the second direction D2, is the second height T1 at the forming portion of the convex portion 30 in the extending portion 20. It is smaller than the second height T2, which is the height of the mounting hole 13A with respect to the extending portion 20 in the direction D2. The second height T2 is, for example, 0.8 to 8.0 mm. The difference d between the second height T2 and the first height T1 is, for example, 0.5 to 5.0 mm. The difference d between the second height T2 and the first height T1 is, for example, the design dimension of a fastening member such as a tapping screw used for fastening the fixture X1 to a support material of a structure such as a building frame. It is set accordingly. Specifically, even when the fastening member is fastened on the upper end side of the second direction D2 in the mounting hole 13A, the wide head portion of the fastening member used extends the mounting tool X1 in the fastening process. The difference d is set so that it can come into contact with the convex portion 30 on the portion 20.

Further, the ratio of the difference d between the second height T2 and the first height T1 to the opening length L of the mounting hole 13 in the second direction D2 is preferably 0.5 or less. The ratio is preferably 0.1 or more.

The mounting hole 13A of the first engaging piece 41 is located on the first side of the extending portion 20 from the extending tip portion 22 (that is, in the second direction D2 with respect to the base end portion 21 of the extending portion 20). It extends to the side).

The first engaging piece 41 is not arranged to face the mounting hole 13A and the convex portion 30. That is, the first engaging piece 41 does not overlap the mounting hole 13 and the convex portion 30 in the thickness direction of the fixing portion 10. Specifically, the first engaging piece 41 is displaced with respect to the above-mentioned mounting hole 13A and the convex portion 30 in the first direction D1. Further, each first engaging piece 41 has a notch 41a. The notch 41a is located in the first direction D1 so as to correspond to the mounting hole 13 which is not the mounting hole 13A.

The second engaging piece 42 is on the second side opposite to the first side (that is, the side where the mounting hole 13A is located with respect to the base end portion 21 of the extending portion 20 in the second direction D2). , Extends from the extension tip 22. The second engaging piece 42 has a second engaging piece folded portion 42a that is slightly bent toward the fixing portion 10 at the extending tip corner portion thereof. Such a configuration helps to ensure a good engagement state of the second engagement piece 42 with the plate material.

The first side wall portion 51 extends from one end of the fixing portion 10 in the first direction D1 to the side opposite to the first surface 11. The second side wall portion 52 extends from the other end of the fixing portion 10 in the first direction D1 to the side opposite to the first surface 11. Further, the first side wall portion 51 and the second side wall portion 52 are the first side (mounting hole 13A forming side) and the second side (first side) with respect to the extension portion 20 in the second direction D2, respectively. Spreads over the other side).

The first extension piece 61 is located on the first side (attachment hole 13A forming side) with respect to the extension portion 20 from the end portion of the first side wall portion 51 opposite to the fixing portion 10 and is outside in the first direction D1. Extend to. Instead of such a configuration, the first extending piece 61 may extend inward in the first direction D1 from the end portion of the fixing portion 10.

The second extending piece 62 extends outward in the first direction D1 from the end of the second side wall portion 52 opposite to the fixing portion 10 on the first side with respect to the extending portion 20. Instead of such a configuration, the second extending piece 62 may extend inward in the first direction D1 from the end portion of the fixing portion 10.

The third extension piece 63 is the first from the end portion of the first side wall portion 51 opposite to the fixing portion 10 on the second side (the side opposite to the first side) with respect to the extension portion 20. It extends inward in direction D1. Instead of such a configuration, the third extension piece 63 may extend outward from the end portion of the fixing portion 10 in the first direction D1.

The fourth extension piece 64 extends inward in the first direction D1 from the end of the second side wall portion 52 opposite to the fixing portion 10 on the second side with respect to the extension portion 20. Instead of such a configuration, the fourth extension piece 64 may extend outward from the end portion of the fixing portion 10 in the first direction D1.

The auxiliary fixing portion 65 extends in the first direction D1 and is connected to the first side wall portion 51 at one end thereof and to the second side wall portion 52 at the other end. That is, the auxiliary fixing portion 65 extends from the first side wall portion 51 to the second side wall portion 52 on the second side with respect to the extending portion 20. Further, the auxiliary fixing portion 65 has a surface 65a flush with the first surface 11 of the fixing portion 10.

The fixture X1 having the above configuration can be manufactured, for example, through a drilling process, a bending process, a pressing process, or the like on a metal plate material such as a steel plate material.

The fixture X1 is used, for example, as follows in the construction of a plate material for forming a wall structure.

First, as shown in FIG. 8, a plate member 91 to be attached and an attachment X1 for supporting and fixing the plate member 91 to be attached are arranged in a predetermined manner with respect to a structure 80 such as a building frame provided with a support member 81. The support member 81 is, for example, a furring strip. The plate member 91 has a solid structure end portion 91a for joint joint with another adjacent plate material (plate material 92 described later). In this arrangement state, the fixture X1 abuts on the support 81 at the first surface 11 of the fixing portion 10, and the plate 91 is on the second side of the fixture X1 with respect to the extending portion 20 (that is, the above-mentioned first). It is located on the side opposite to the first side where the mounting hole 13A is located with respect to the base end portion 21 of the extending portion 20 in the two directions D2), and the mounting tool is attached to the solid structure end portion 91a of the plate member 91. The second engaging piece 42 of X1 is engaged.

Next, in this state, the fixture X1 is fastened to the support member 81 using the fastening member 100. The fastening member 100 is, for example, a screw or screw such as a tapping screw or a tapping screw, and has a wide head portion 101 and an extending portion 102 extending from the wide head portion. It has a width larger than that of the extension portion 102 in the width direction intersecting the extension direction of the extension portion 102. The width of the wide head portion 101 (the length of the second direction D2 in FIG. 8) is, for example, 4.0 to 12.0 mm. The width of the extending portion 102 (the length of the second direction D2 in FIG. 8) is, for example, 2.0 to 7.0 mm.

In the fastening work, the extension portion 102 of the fastening member 100 is screwed into the portion of the support member 81 facing the mounting hole 13A of the fixing portion 10 of the fixture X1. For example, the extension portion 102 of the fastening member 100 is made to enter the support member 81 until the wide head portion 101 of the fastening member 100 comes into contact with the fixing portion 10. As a result, the fixture X1 is fastened to the support member 81 in a state where the second engaging piece 42 of the fixture X1 engages with the plate member 91 or the lower solid structure end portion 91a thereof to support the plate member 91. Be done.

Next, as shown in FIG. 9, the plate member 92 is arranged. The plate member 92 has an upper solid structure end portion 92a for a phase-matching joint with another adjacent plate material (the above-mentioned plate material 91). The plate material 92 is arranged next to the plate material 91 in a manner in which the first engaging piece 41 of the fixture X1 engages with the upper solid structure end portion 92a of the plate material 92 (the other end of the plate material 92). The bottom solid structure end will be fastened to the support 81 by, for example, a further attachment X1).

In the construction of the wall structure, for example, as described above, a predetermined plate material can be assembled to a structure such as a building skeleton by using the fixture X1.

As described above, the attachment X1 is a convex portion 30 protruding from the extension portion 20 to the first side where the attachment hole 13A is located with respect to the base end portion 21 of the extension portion 20 in the second direction D2. Therefore, a convex portion 30 located corresponding to the mounting hole 13A in the first direction D1 is provided. At the same time, in the fixture X1, as described above, the first height T1, which is the protruding height of the convex portion 30 from the extending portion 20 in the second direction D2, is the formation of the convex portion 30 in the extending portion 20. It is smaller than the second height T2, which is the height of the mounting hole 13A with respect to the extending portion 20 in the second direction D2 at the location. In addition, in the mounting tool X1, as described above, the first engaging piece 41 extending from the extending tip portion 22 of the extending portion 20 to the first side has the mounting hole 13A and the convex portion 30. Not arranged facing each other. In the present embodiment, the first engaging piece 41 is displaced with respect to the mounting hole 13A and the convex portion 30 in the first direction D1.

These configurations are suitable for bringing the wide head portion 101 of the fastening member 100 into contact with the convex portion 30 or the fixture X1 on the extension portion 20 at least during the fastening process described above, and thus by such contact. Push the fixture X1 toward the second side in the second direction D2 (the side where the plate member 91 to be mounted is located with respect to the extending portion 20 of the fixture X1), and the mounting tool X1 is good with respect to the plate material 91. It is suitable for realizing a close contact state (that is, a state of close contact without a gap) (in FIG. 8, the direction in which the wide head portion 101 of the fastening member 100 pushes the fixture X1 or the convex portion 30 thereof by the contact. , Indicated by a solid black arrow). Therefore, the configuration is suitable for the fixture X1 to be fastened to the support after a good close contact of the fixture X1 with respect to the plate material is achieved.

As described above, the fixture X1 is suitable for supporting the plate material while realizing a good close contact state with the plate material. Such a mounting tool X1 is suitable for suppressing the formation of a gap at a joint portion between two adjacent plate materials supported and fixed by the mounting tool X1 (arranged on the second side of the mounting tool X1). Since the fixture X1 can support the plate material to be formed in a good close contact state, the plate material so supported and the plate material arranged on the first side of the fixture X1 and supported by the fixture X1. There are few gaps between them). For example, when a plurality of plate materials are sequentially spliced via the attachment X1, it is suitable for suppressing the formation of a gap at a splicing portion between adjacent plate materials. Therefore, the fixture X1 causes peeling of the plate material surface that occurs when water collects at the boundary (joint portion) between adjacent plate materials in the formed wall structure, and from the plate material joint portion to the indoor side of the building structure. It is suitable for suppressing defects in building structures caused by the ingress of water. Further, the fixture X1 is also suitable for suppressing the conspicuous joint points (boundaries) of the plate materials in the formed wall structure.

In the fixture X1, as described above, a radius is formed or chamfered on the side of the convex portion 30 opposite to the fixed portion 10, preferably between the top surface and the side surface of the convex portion 30. ing. Such a configuration is suitable for making it difficult for the wide head portion 101 of the fastening member 100 to be locked by the convex portion 30 in the above-mentioned fastening work, and is therefore suitable for facilitating the fastening work.

As described above, a plurality of mounting holes 13 are formed in the fixing portion 10 of the mounting tool X1. Such a configuration is preferable for fastening the fixture X1 to a predetermined support material with high strength (the plurality of mounting holes 13 in the fixing portion 10 are for fastening the fixture X1 to the support material at a plurality of points. It is possible to use it). The higher the fastening strength of the attachment X1 to the support material, the more stably the attachment X1 can support the plate material.

As described above, the fixing portion 10 of the fixture X1 has an expanding portion 14 extending toward the second side from the base end portion 21 in the second direction D2 at a position corresponding to the mounting hole 13 in the first direction D1. .. Such a configuration is suitable for increasing the contact area of the attachment X1 with respect to the support material, and therefore suitable for stabilizing the plate material support by the attachment X1. In order to more stably fasten the fixture X1 to the support material, it is preferable that the contact area with the support material around the mounting hole 13A into which the fastening member is inserted in the fixture X1 is large, and it spreads around the mounting hole 13A. By providing the portion 14, the fixture X1 can be more stably fixed to the support material.

As described above, the fixture X1 includes a first side wall portion 51 and a second side wall portion 52. Such a configuration helps to ensure the strength of the fixture X1.

As described above, the fixture X1 includes a first extension piece 61, a second extension piece 62, a third extension piece 63, and a fourth extension piece 64. The first and second extension pieces 62 (located on the first side with respect to the extension portion 20) are plate materials to which the first engagement piece 41 (located on the first side with respect to the extension portion 20) engages. Is suitable for supporting from the side opposite to the first engaging piece 41. The third and fourth extension pieces 64 (located on the second side with respect to the extension portion 20) are plate materials to which the second engagement piece 42 (located on the second side with respect to the extension portion 20) engages. Is suitable for supporting from the side opposite to the second engaging piece 42. Therefore, the configuration in which the fixture X1 includes the first to fourth extension pieces 61 to 64 helps the fixture X1 to support the plate while achieving a good close contact with the plate.

The fixture X1 includes an auxiliary fixing portion 65 as described above. The auxiliary fixing portion 65 extends from the first side wall portion 51 to the second side wall portion 52 on the second side with respect to the extending portion 20, and has a surface flush with the first surface 11 of the fixing portion 10. The configuration in which the mounting tool X1 is provided with such an auxiliary fixing portion 65 is suitable for increasing the contact area of the mounting tool X1 with respect to the support material, and is therefore suitable for stabilizing the plate material support by the mounting tool X1. .. Further, the configuration is suitable for ensuring the strength of the fixture X1, and is therefore suitable for preventing or suppressing deformation due to the load received in the plate material supporting state.

FIG. 10 is a partially omitted perspective view of the wall structure Z1 using the fixture X1. In FIG. 10, the vertical upper direction is displayed as upper, and the vertical lower direction is displayed as lower. Further, in the direction from the outside to the inside of FIG. 10, the horizontal left direction is displayed as left, and the horizontal right direction is displayed as right.

The wall structure Z1 is formed by attaching a plurality of outer wall plates 2 to a structure 1 (framework structure) constituting a building such as a house, a facility, or a warehouse. The structure 1 may constitute a newly built building, or may constitute an existing building in which exterior remodeling work is carried out. In the present embodiment, the outer wall plate 2 is a plate material that has high strength and rigidity and constitutes the outer wall of the building. The outer wall plate 2 may be used for a newly built building, or may be used for remodeling by covering the wall surface of an existing building to improve the design. Further, the outer wall plate 2 is an example of a plate material in the present invention. The board material in the present invention is not limited to the outer wall board, and may be, for example, a decorative board for exterior of a building, an indoor structural panel, an interior board, or the like.

The structure 1 includes a plurality of support members 3. The plurality of support members 3 are vertical furring strips in the present embodiment, and are arranged side by side in the horizontal direction. Specifically, the plurality of support members 3 are arranged in a state of being separated from each other at predetermined intervals in the left-right direction and extending in the up-down direction. Each support member 3 may be a hollow square lumber or a solid pillar lumber. The support material 3 may be made of metal such as steel, wood, resin, or the like. Further, such a support member 3 may be a horizontal furring strip in the structure 1.

In the present embodiment, the waterproof paper 4 is provided on the outdoor side of the plurality of support members 3, but the waterproof paper 4 is not essential. A heat insulating material (not shown) may be arranged on the outdoor side of the waterproof paper 4. Examples of the heat insulating material include a fiber-based heat insulating material and a foamed plastic-based heat insulating material.

In the wall structure Z1, the plurality of fixtures X1 are arranged with respect to the support member 3 in a state of being separated from each other at predetermined intervals in the vertical direction and the horizontal direction (in FIG. 10, predetermined positions are located in a horizontal row). Multiple fixtures X1 are shown). Further, each attachment X1 is attached to the support member 3 by the fastening member 100 (shown in FIG. 11) in the same manner as described above with reference to FIGS. 8 and 9 in a state of being engaged with the outer wall plate 2. It is fastened. In the present embodiment, each attachment X1 is fastened to the support member 3 in a posture in which the above-mentioned first direction D1 for the attachment X1 is laterally oriented along the edge portion of the outer wall material 2. Has been done.

The outer wall plate 2 is, for example, a substantially rectangular plate material that is long in one direction. In the present embodiment, the outer wall plate 2 is assembled to the structure 1 in a manner extending in the lateral direction. Examples of the constituent material of the outer wall plate 2 include ceramic materials containing cement. Instead of this, the outer wall plate 2 may be a metal-based plate material, a wood-based plate material, a resin-based plate material, or the like. Further, the outer wall plate 2 may have an exterior surface having a design such as a brick pattern.

In the wall structure Z1, the upper end portion of each outer wall plate 2 in FIG. 10 has a solid structure for joint joint with other outer wall plates 2. FIG. 11 is a partially enlarged view of FIG. 10, showing a state in which the fixture X1 is engaged with the lower solid structure end portion 2a of the outer wall plate 2 by the second engaging piece 42. The lower middle end portion of each outer wall plate 2 in FIG. 10 has a solid structure (not shown) for a phase-matching joint with another outer wall plate 2. Further, each edge portion in the left-right direction of each outer wall plate 2 has an upper solid structure (not shown) or a lower solid structure (not shown) for phase-matching joint with the outer wall plates 2 adjacent to each other in the left-right direction. Has. Alternatively, each edge portion in the left-right direction of each outer wall plate 2 may be joined via a sealing material without having an upper solid structure or a lower solid structure.

In the wall structure Z1 having the above configuration, the above-mentioned fixture X1 is used. Therefore, according to the wall structure Z1, the fitting X1 included in the wall structure Z1 has the same technical effect as described above with respect to the fitting X1.

FIG. 12 is a partially omitted perspective view of the wall structure Z2 using the fixture X1. In FIG. 12, the vertical upper direction is displayed as upper, and the vertical lower direction is displayed as lower. Further, in the direction from the outside to the inside of FIG. 12, the horizontal left direction is displayed as left, and the horizontal right direction is displayed as right.

The wall structure Z2 is different from the above-mentioned wall structure Z1 in that the outer wall material 5 is provided instead of the outer wall plate 2 and in the orientation of the attachment X1 to be fastened to the support member 3.

The outer wall plate 5 is, for example, a substantially rectangular plate material that is long in one direction. In the present embodiment, the outer wall plate 2 is assembled to the structure 1 in a manner extending in the vertical direction. Examples of the constituent material of the outer wall plate 5 include the above-mentioned constituent materials of the outer wall material 2. Further, the outer wall plate 5 may have an exterior surface having a design such as a brick pattern.

In the wall structure Z2, the right end portion of each outer wall plate 5 in FIG. 12 has a solid structure for joint joint with other outer wall plates 5. FIG. 13 is a partially enlarged view of FIG. 12, showing a state in which the fixture X1 is engaged with the lower solid structure end portion 5a of the outer wall plate 5 by the second engaging piece 42. The left end portion of each outer wall plate 5 in FIG. 12 has a solid structure (not shown) for a phase-matching joint with another outer wall plate 5.

In the wall structure Z2, the plurality of fixtures X1 are arranged with respect to the support member 3 in a state of being separated from each other at predetermined intervals in the vertical direction and the horizontal direction (in FIG. 13, predetermined positions are located in a vertical row). Multiple fixtures X1 are shown). Further, each attachment X1 is attached to the support member 3 by the fastening member 100 (shown in FIG. 13) in the same manner as described above with reference to FIGS. 8 and 9 in a state of being engaged with the outer wall plate 2. It is fastened. In the present embodiment, each attachment X1 is fastened to the support member 3 in a posture in which the above-mentioned first direction D1 for the attachment X1 is oriented in the vertical direction along the edge portion of the outer wall material 5. Has been done.

In the wall structure Z2 having the above configuration, the above-mentioned fixture X1 is used. Therefore, according to the wall structure Z2, the fitting X1 included in the wall structure Z2 has the same technical effect as described above with respect to the fitting X1.

As shown in FIG. 14, the attachment X1 may have only one attachment hole 13A as the attachment hole 13 that cooperates with the convex portion 30 in pairs. In this case, the first engaging piece 41 may not have the notch 41a (shown in FIGS. 1 and 2). Further, as shown in FIG. 14, the fixture X1 does not have to have the auxiliary fixing portion 65.

15 and 16 show the fixture X2 according to the second embodiment of the present invention. FIG. 15 is a front view of the fixture X2. FIG. 16 is a top view of the fixture X2.

The fixture X2 includes a fixing portion 10, an extending portion 20, a convex portion 30 for contacting a fastening member, a first engaging piece 41, a second engaging piece 42, a first side wall portion 51, and the like. A second side wall portion 52, a first extension piece 61, a second extension piece 62, a third extension piece 63, a fourth extension piece 64, and an auxiliary fixing portion 65 are provided. The mounting tool X2 is provided with a plurality of sets of mounting holes 13A and convex portions 30 instead of providing a set of mounting holes 13A and convex portions 30, and the first engaging piece 41 is formed accordingly as described later. It differs from the above-mentioned fixture X1 in that the aspect is different. Other than that, the fixture X2 has the same configuration as the fixture X1. Such an attachment X2 is used for construction of a wall structure of a building in the same manner as the attachment X1.

A plurality of mounting holes 13A are formed in the fixing portion 10 of the mounting tool X2 as mounting holes 13 penetrating the mounting holes X2 in the thickness direction (the case where the fixing portion 10 has three mounting holes 13A is illustrated as an example. do). The plurality of mounting holes 13A are separated from each other in the first direction D1.

Each of the plurality of convex portions 30 in the fixture X2 protrudes from the extending portion 20 on the first side where the mounting hole 13 is located with respect to the base end portion 21 of the extending portion 20 in the second direction D2. (The case where the fixture X2 includes three convex portions 30 is illustrated as an example). Each convex portion 30 is located in the first direction D1 corresponding to one mounting hole 13A. That is, the convex portion 30 and the mounting hole 13A are associated with each other on a one-to-one basis. Other configurations of the convex portion 30 in the fixture X2 are the same as described above with respect to the convex portion 30 in the fixture X1.

The first engaging piece 41 in the fixture X2 is not arranged to face each mounting hole 13A and each convex portion 30. Specifically, the first engaging piece 41 is displaced with respect to each mounting hole 13A and each convex portion 30 in the first direction D1. Further, the first engaging piece 41 does not have a notch 41a (shown in FIGS. 1 and 2). Other configurations of the first engaging piece 41 in the fitting X2 are the same as described above with respect to the first engaging piece 41 in the fitting X1.

Similar to the attachment X1, the attachment X2 has a convex portion 30 protruding from the extension portion 20 toward the first side where the attachment hole 13A is located with respect to the base end portion 21 of the extension portion 20 in the second direction D2. The convex portion 30 is provided so as to correspond to the mounting hole 13A in the first direction D1. At the same time, in the mounting tool X2, similarly to the mounting tool X1, the first height T1, which is the protruding height of the convex portion 30 from the extending portion 20 in the second direction D2, is the convex portion 30 in the extending portion 20. It is smaller than the second height T2, which is the height of the mounting hole 13A with respect to the extending portion 20 in the second direction D2 at the forming portion of. In addition, in the mounting tool X2, like the mounting tool X1, the first engaging piece 41 is not arranged to face the mounting hole 13A and the convex portion 30. In the present embodiment, the first engaging piece 41 is displaced with respect to the mounting hole 13A and the convex portion 30 in the first direction D1.

Therefore, the attachment X2 is suitable for supporting the plate material while realizing a good close contact state with the plate material for the same reason as described above with respect to the attachment X1. Such an attachment X2 is suitable for suppressing the formation of a gap at a joint portion between two adjacent plate members which are supported and fixed by the attachment X2. Therefore, the fixture X2 causes peeling of the plate material surface that occurs when water collects at the boundary (joint portion) between adjacent plate materials in the formed wall structure, and from the plate material joint portion to the indoor side of the building structure. It is suitable for suppressing defects in building structures caused by the ingress of water. Further, the fixture X2 is also suitable for suppressing the conspicuous joint points (boundaries) of the plate materials in the formed wall structure.

As described above, the mounting tool X2 includes a plurality of sets of mounting holes 13A and a convex portion 30. Such a configuration is suitable for carrying out the above-mentioned fastening work involving contact of the fastening member 100 with the convex portion 30 on the extending portion 20 a plurality of times when fastening the fixture X2 to the support. Therefore, it is suitable for realizing a good close contact state of the fixture X2 with respect to the plate material. Further, according to the configuration, the mounting hole 13A actually used for fastening the mounting tool X2 can be selected from a plurality of mounting holes 13A, and the convenience in the fastening work of the mounting tool X2 is improved.

As shown in FIGS. 17 and 18, the fixture X2 may have a continuous convex portion 30 on the extending portion 20. The convex portion 30 shown in FIGS. 17 and 18 has a shape extending in the first direction D1. Specifically, the convex portion 30 has an elongated shape over a range including each position corresponding to the plurality of mounting holes 13A in the first direction D1. Such a convex portion 30 also has an opportunity for the wide head portion 101 of the fastening member 100 to come into contact with the convex portion 30 at least during each fastening operation involving the entry of the fastening member 100 into each mounting hole 13A. Suitable for securing.

19 to 22 show the fixture X3 according to the third embodiment of the present invention. FIG. 19 is a perspective view of the fixture X3. FIG. 20 is a front view of the fixture X3. FIG. 21 is a top view of the fixture X3. FIG. 22 is a cross-sectional view of XXII-XXII of the fixture X3 shown in FIG.

The fixture X3 includes a fixing portion 10, an extending portion 20, a convex portion 30 for contacting a fastening member, a first engaging piece 41, a second engaging piece 42, a first side wall portion 51, and the like. A second side wall portion 52 and an auxiliary fixing portion 65 are provided.

The fixing portion 10 has a first surface 11 and a second surface 12 on the opposite side of the first surface 11. The first surface 11 is a surface that comes into contact with a support member of a predetermined structure when the fixture X3 is used.

The fixing portion 10 is formed with a plurality of mounting holes 13 penetrating between the first surface 11 and the second surface 12 (an exemplary case where the fixing portion 10 is formed with three mounting holes 13). (Illustrated in). The plurality of mounting holes 13 are separated from each other in the first direction D1. The mounting hole 13 is an opening through which a fastening member (first fastening member) is passed in order to fasten the mounting tool X3 to a support member of a predetermined structure.

The plurality of mounting holes 13 include mounting holes 13A. The mounting hole 13A is associated with the convex portion 30 as described later. In the present embodiment, of the three mounting holes 13, for example, the case where the mounting hole 13 located at the center in the first direction D1 shown in FIG. 1 is the mounting hole 13A is illustrated schematically.

The fixing portion 10 has a rib portion 15B protruding toward the second surface 12 side. The rib portion 15B has an inclined surface 15a that is inclined with respect to the second surface 12. The fixing portion 10 has a plurality of mounting holes 16 penetrating the inclined surface 15a of the rib portion 15B (the case where the fixing portion 10 has three mounting holes 16 is illustrated as an example). The mounting hole 16 is an opening through which a fastening member (second fastening member) is passed in order to fasten the mounting tool X3 to a support member of a predetermined structure. The second fastening member passed through the mounting hole 16 can enter the support member in a direction different from that of the first fastening member passed through the mounting hole 13. Such a configuration that the mounting tool X3 has the mounting hole 16 is useful for firmly fastening the mounting tool X3 to the support material. The fixture X3 may adopt a design in which such a mounting hole 16 is not provided.

The dimension of the first direction D1 of the fixing portion 10 of the fixture X3 is, for example, 30 to 100 mm. The dimension of the second direction D2 of the fixing portion 10 of the fixture X3 is, for example, 30 to 80 mm. The opening size such as the diameter of the mounting hole 13 is, for example, 3 to 8 mm.

The extending portion 20 extends from the fixed portion 10 to the side opposite to the first surface 11. That is, the extending portion 20 extends from the second surface 12 of the fixing portion 10. The extension portion 20 has a base end portion 21 and an extension tip portion 22 in its extension shape. The base end portion 21 extends along the fixing portion 10 in the first direction D1 and is separated from the mounting hole 13 in the second direction D2 orthogonal to the first direction D1. In the present embodiment, the extension portion 20 includes a facing surface 24 in a part between the base end portion 21 and the extension tip portion 22. The facing surface 24 is a surface facing the first engaging piece 41 described later.

The convex portion 30 projects from the extending portion 20 to the first side where the mounting hole 13 is located with respect to the base end portion 21 of the extending portion 20 in the second direction D2. Further, the convex portion 30 is located in the first direction D1 corresponding to the mounting hole 13A. The convex portion 30 and the mounting hole 13A are associated with each other. On the side of the convex portion 30 opposite to the fixed portion 10, a radius is preferably formed or chamfered between the top surface and the side surface of the convex portion 30. Further, the protruding height (first height T1) of the convex portion 30 from the extending portion 20 in the second direction D2 is, for example, 0.3 to 3.0 mm.

As shown in FIG. 23, the first height T1, which is the protruding height of the convex portion 30 from the extending portion 20 in the second direction D2, is the second height T1 at the forming portion of the convex portion 30 in the extending portion 20. It is smaller than the second height T2, which is the height of the mounting hole 13 with respect to the extending portion 20 in the direction D2. The difference d between the second height T2 and the first height T1 is, for example, 0.5 to 5.0 mm. The difference d between the second height T2 and the first height T1 is, for example, the design dimension of a fastening member such as a tapping screw used for fastening the fixture X3 to a support material of a structure such as a building frame. It is set accordingly.

Further, the ratio of the difference d between the second height T2 and the first height T1 to the opening length L of the mounting hole 13 in the second direction D2 is preferably 0.5 or less. The ratio is preferably 0.1 or more.

The mounting hole 13A of the first engaging piece 41 is located on the first side of the extending portion 20 from the extending tip portion 22 (that is, in the second direction D2 with respect to the base end portion 21 of the extending portion 20). It extends to the side). Further, the first engaging piece 41 is not arranged to face the above-mentioned mounting hole 13A and the convex portion 30. Specifically, the first engaging piece 41 is displaced with respect to the mounting hole 13A and the convex portion 30 in the second direction D2.

The second engaging piece 42 is on the second side opposite to the first side (that is, the side where the mounting hole 13A is located with respect to the base end portion 21 of the extending portion 20 in the second direction D2). , Extends from the extension tip 22.

The first side wall portion 51 extends from one end of the fixing portion 10 in the first direction D1 and has a surface 51a and a surface 51b. The surface 51a faces the same side as the first surface 11 of the fixing portion 10 and is flush with the first surface 11. The surface 51b faces the same side as the facing surface 24 of the second surface 12 of the fixing portion 10 and the extending portion 20, and is flush with the facing surface 24. The first side wall portion 51 of the fixture X3 has a bent structure so as to have these surfaces 51a and 51b. This bent structure can be formed, for example, by drawing.

The second side wall portion 52 extends from the other end of the fixing portion 10 in the first direction D1 and has a surface 52a and a surface 52b. The surface 52a faces the same side as the first surface 11 of the fixing portion 10 and is flush with the first surface 11. The surface 52b faces the same side as the facing surface 24 of the second surface 12 of the fixing portion 10 and the extending portion 20, and is flush with the facing surface 24. The second side wall portion 52 of the fixture X3 has a bent structure so as to have these surfaces 52a and 52b. This bent structure can be formed, for example, by drawing.

The first side wall portion 51 and the second side wall portion 52 are the first side (mounting hole 13A forming side) and the second side (opposite to the first side) with respect to the extension portion 20 in the second direction D2, respectively. Spread over).

The auxiliary fixing portion 65 extends in the first direction D1 and is connected to the first side wall portion 51 at one end thereof and to the second side wall portion 52 at the other end. That is, the auxiliary fixing portion 65 extends from the first side wall portion 51 to the second side wall portion 52 on the second side with respect to the extending portion 20. Further, the auxiliary fixing portion 65 has a surface 65a flush with the first surface 11 of the fixing portion 10. Such an auxiliary fixing portion 65 has a bent structure that can be formed by drawing, like the first side wall portion 51 and the second side wall portion 52.

The fixture X3 having the above configuration can be manufactured, for example, through a drilling process, a bending process, a pressing process, or the like on a metal plate material such as a steel plate material.

The fixture X3 can be used as an element for supporting and fixing the plate material in the construction of the plate material for forming the wall structure, similarly to the fixture X1.

Similar to the attachment X1, the attachment X3 has a convex portion 30 protruding from the extension portion 20 toward the first side where the attachment hole 13A is located with respect to the base end portion 21 of the extension portion 20 in the second direction D2. The convex portion 30 is provided so as to correspond to the mounting hole 13A in the first direction D1. At the same time, in the mounting tool X3, similarly to the mounting tool X1, the first height T1, which is the protruding height of the convex portion 30 from the extending portion 20 in the second direction D2, is the convex portion 30 in the extending portion 20. It is smaller than the second height T2, which is the height of the mounting hole 13A with respect to the extending portion 20 in the second direction D2 at the forming portion of. In addition, in the mounting tool X3, similarly to the mounting tool X1, the first engaging piece 41 extending from the extending tip portion 22 of the extending portion 20 to the first side is the mounting hole 13A and the convex portion 30. It is not arranged to face each other. In the present embodiment, the first engaging piece 41 is displaced with respect to the mounting hole 13A and the convex portion 30 in the second direction D2.

Therefore, the attachment X3 is suitable for supporting the plate material while realizing a good close contact state with the plate material for the same reason as described above with respect to the attachment X1. Such an attachment X3 is suitable for suppressing the formation of a gap at a joint portion between two adjacent plate materials which are supported and fixed by the attachment X3. Therefore, the fixture X3 causes peeling of the plate material surface that occurs when water collects at the boundary (joint portion) between adjacent plate materials in the formed wall structure, and from the plate material joint portion to the indoor side of the building structure. It is suitable for suppressing defects in building structures caused by the ingress of water. Further, the fixture X3 is also suitable for suppressing the conspicuous joint points (boundaries) of the plate materials in the formed wall structure.

Further, as described above, in the fixture X3, the extending portion 20 has the facing surface 24 facing the first engaging piece 41, and the first and second side wall portions 51 and 52 have facing surfaces. It has surfaces 51b and 52b flush with 24. Such a configuration is suitable for supporting the plate material with which the first engaging piece 41 is engaged from the side opposite to the first engaging piece 41. Further, in the configuration in which the first and second side wall portions 51 and 52 of the fixture X3 have the surfaces 51b and 52b, the plate material with which the second engaging piece 42 is engaged is opposite to that of the second engaging piece 42. Suitable for supporting from the side. Therefore, these configurations help the fixture X3 to support the plate material while achieving good close contact with the plate material.

X1, X2, X3 Mounting tool D1 1st direction D2 2nd direction 10 Fixing part 11 1st surface 12 2nd surface 13, 13A Mounting hole 14 Spreading part 15A, 15B Rib part 20 Extending part 21 Base end 22 Extending Tip part 23 Rib part 24 Facing surface 30 Convex part 41 First engaging piece 42 Second engaging piece 51 First side wall part 52 Second side wall part 61 First extension piece 62 Second extension piece 63 Third extension Piece 64 4th extension piece 65 Auxiliary fixing part 65a surface

Claims (10)

A fixed portion having a first surface for contacting the structure and a second surface opposite to the first surface, and having a mounting hole formed between the first and second surfaces. When,
A proximal end extending from the fixed portion to the side opposite to the first surface, extending in the first direction along the fixed portion, and separated from the mounting hole in the second direction orthogonal to the first direction. With an extension, which has a portion and an extension tip,
A fastening member that protrudes from the extending portion and is located corresponding to the mounting hole in the first direction on the first side where the mounting hole is located with respect to the base end portion in the second direction. Convex part for contact and
A first engaging piece that extends from the extending tip portion to the first side and is misaligned with respect to the mounting hole and the convex portion in the first direction and / or the second direction.
A second engaging piece extending from the extending tip portion is provided on the second side opposite to the first side.
The first height, which is the protruding height of the convex portion from the extending portion in the second direction, is relative to the extending portion in the second direction at the forming portion of the convex portion in the extending portion. A mounting tool that is smaller than the second height, which is the height of the mounting hole. The mounting tool according to claim 1, wherein the ratio of the difference between the second height and the first height to the opening length of the mounting hole in the second direction is 0.5 or less. The attachment according to claim 1 or 2, wherein the fixing portion has a plurality of the attachment holes. The mounting tool according to claim 3, wherein a plurality of the convex portions are provided on the extending portion, and one convex portion is correspondingly positioned for each mounting hole in the first direction. A first extending from one end of the fixed portion in the first direction to a side opposite to the first surface and extending in the second direction over the first side and the second side with respect to the extending portion. 1 side wall and
It extends from the other end of the fixing portion in the first direction to the side opposite to the first surface, and extends over the first side and the second side with respect to the extending portion in the second direction. The attachment according to any one of claims 1 to 4, further comprising a second side wall portion. A first extension piece that extends in the first direction from an end portion of the first side wall portion that is opposite to the fixed portion on the first side with respect to the extension portion.
A second extension piece that extends in the first direction from an end portion of the second side wall portion that is opposite to the fixed portion on the first side with respect to the extension portion.
On the second side with respect to the extension portion, a third extension piece extending in the first direction from an end portion of the first side wall portion opposite to the fixing portion, and
Selected from the group consisting of a fourth extension piece extending in the first direction from an end portion of the second side wall portion opposite to the fixing portion on the second side with respect to the extension portion. The attachment according to claim 5, further comprising at least one extension piece. An auxiliary fixing portion is further provided, which extends from the first side wall portion to the second side wall portion on the second side with respect to the extending portion and has a surface flush with the first surface of the fixing portion. The fixture according to claim 5 or 6. Any one of claims 1 to 7, wherein the fixing portion has a spreading portion extending toward the second side from the base end portion in the second direction at a position corresponding to the mounting hole in the first direction. The fixtures listed in one. A structure with a support material and
The fixture according to any one of claims 1 to 8 and
A fastening member having a wide head portion and an extending portion extending from the wide head portion.
A wall structure including a first plate material and a second plate material adjacent to each other via the fixture.
The fixture is abutted against the support on the first surface, and the extension is fastened to the support by the fastening member that penetrates the mounting hole and reaches the support.
The first plate material is located on the first side of the fixture with respect to the extension portion, and the first engaging piece of the fixture engages with the edge portion of the first plate material.
The second plate material is located on the second side of the attachment with respect to the extension portion, and the second engaging piece of the attachment engages with the edge portion of the second plate material. Wall structure. It is a plate material construction method for attaching a plate material to a structure provided with a support material by using an attachment and a fastening member.
The fixture is the fixture according to any one of claims 1 to 8.
The fastening member has a wide head portion and an extending portion extending from the wide head portion.
The fixture comes into contact with the support material on the first surface of the fixing portion of the fixture, the plate material is located on the second side of the fixture with respect to the extension portion, and the plate material is located. In a state where the second engaging piece of the fitting is engaged with the edge portion of the fitting, the fitting is connected by the fastening member whose extension portion penetrates the mounting hole and reaches the support member. Including fastening to the support material
A plate material construction method in which the wide head portion of the fastening member is brought into contact with the convex portion of the fixture at least during the fastening process.

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