JP2018172936A - Furring strip mounting bracket - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a furring strip mounting bracket excellent in strength against external force and less likely to be deformed by external force.SOLUTION: A furring strip mounting bracket 1 according to the present invention comprises a substantially rectangular fixing portion 2, a bent surface 3 in which one end portion in the left-right direction of the fixing portion 2 rises upward in a vertical direction, a work surface 4 in which an end of bent surface 3 is bent so as to be substantially parallel to the fixing portion 2 and a central receiving piece 5 raised upward in the vertical direction from the end portion in the vertical direction of the fixing portion 2. The central receiving piece 5 has a receiving piece extending portion 6 extending under the work surface 4, and when the work surface 4 tries to deform toward the rear surface side of the work surface, deformation is prevented by contact between the rear surface side of the work surface and the receiving piece extending portion 6.SELECTED DRAWING: Figure 1

Description

  TECHNICAL FIELD The present invention relates to a shell mounting bracket for exterior material construction.

  Conventionally, in the renovation of the outer wall, a so-called cover method is known in which a new body edge is arranged on the existing outer wall and the new outer wall is constructed on the new body edge without removing the old existing outer wall. . (Patent Document 1) Also, when arranging a new trunk edge on such an existing outer wall, a method is known in which an attachment for attaching a trunk edge is previously installed on the existing outer wall, and the new trunk edge is attached to the attachment. ing. (Patent Document 2)

JP 2001-107535 A Japanese Patent Laying-Open No. 2015-67983

  Patent Document 1 is composed of a trunk edge arranged on an existing outer wall and a new outer wall material arranged on the trunk edge so as to cover the existing outer wall, and a fixture for fixing the trunk edge penetrates the existing outer wall. This is an outer wall renovation structure that is driven into the foundation that supports the existing outer wall.

However, in this method of fixing the barrel edge directly to the base that supports the existing outer wall using a fixture, when fixing the barrel edge, while holding and handling the elongated barrel edge, It was necessary to adjust the rim and to fix the trunk edge directly to the base on the back side of the existing outer wall.

  Therefore, as in Patent Document 2, there is a method in which an attachment for attaching a trunk edge is fixed to the wall surface of the casing, and a metal trunk edge is fixed to the attachment.

The attachment of Patent Document 2 is such that a metal plate is bent at various points in the longitudinal direction so that a substrate portion fixed to a wall surface by an anchor bolt is bent from the substrate portion and separated from the wall surface. An inner wall portion that extends, a support portion that is integral with the inner wall portion, and that is attached to a body edge that is bent and extends on the end side in the longitudinal direction so as to be parallel to the substrate portion from the inner wall portion; and integral with the support portion And an attachment having an outer wall portion that is bent from the support portion on the end side in the longitudinal direction and extends so as to approach the wall surface, or an attachment that is formed symmetrically.

However, in the attachment disclosed in Patent Document 2, the shape is a simple shape obtained by bending a metal plate at various points in the longitudinal direction, so that the strength against external force is insufficient. Etc., and there is a possibility of deformation due to external force.

  The present invention provides the following means in order to solve such problems.

The body-edge mounting bracket according to the present invention includes a substantially rectangular fixed portion, a bent surface in which one end in the left-right direction of the fixed portion is raised vertically upward, and an end of the bent surface substantially parallel to the fixed portion. And a center receiving piece raised vertically upward from both ends in the vertical direction of the fixed portion, and the central receiving piece has a receiving piece extending portion extending below the working surface. When the construction surface is about to deform toward the back side of the construction surface, the back side of the construction surface and the receiving piece extending portion are in contact with each other.

In the body-edge mounting bracket of the present invention, it is preferable that side pieces that are bent vertically downward from both end portions of the construction surface are formed.

In the body edge mounting bracket according to the present invention, it is preferable that the side piece and the receiving piece extending portion are in contact with each other when the construction surface is deformed toward the surface side of the construction surface.

In the case mounting bracket according to the present invention, when the construction surface and / or the bent surface is deformed in the left-right direction of the fixed portion in the direction approaching and / or away from the center of the fixed portion, the side piece and the receiving piece are received. It is preferable that it is formed so that the one extension part contacts.

In the trunk edge mounting bracket of the present invention, it is preferable that the same component is provided on both sides of the fixing portion in the left-right direction.

According to the metal shell for mounting the trunk edge according to the present invention, the workability when constructing the trunk edge on the frame or the existing wall is improved, and the strength against the external force is excellent and the deformation due to the external force hardly occurs. A bracket is obtained.

It is a reference perspective view which shows Example 1 of the metal fitting for trunk edges concerning this invention. It is a reference perspective view which shows the example of the trunk edge attached to the metal fitting for trunk edge attachment which concerns on this invention. It is a reference perspective view which shows the usage example of the metal fitting for a trunk edge which concerns on this invention. It is sectional drawing which shows the construction state in the beam part of the metal fitting for trunk edge attachment which concerns on this invention. It is a reference perspective view which shows the construction state of the metal fitting for a trunk edge which concerns on this invention. It is sectional drawing which shows the construction state in the base part of the metal fitting for trunk edge attachment which concerns on this invention. It is the figure represented using Example 1 about the external force concerning the metal fitting for trunk edges concerning the present invention. They are the reference perspective view (a) which shows Example 2 of the metal fitting for trunk edge attachment concerning the present invention, and the figure (b) showing the external force concerning the metal fitting for trunk edge attachment using Example 2. It is the reference perspective view (a) which shows Example 3 of the metal fitting for trunk edges concerning the present invention, and the figure (b) showing the external force concerning the metal fitting for trunk edges according to Example 3.

Embodiments (embodiments 1 to 3) of the shell-rim mounting bracket according to the present invention will be described below with reference to the drawings.

<Example 1>
As shown in FIG. 1, the body-edge mounting bracket 1 according to the first embodiment includes a substantially rectangular fixed portion 2 fixed to an existing wall surface H or a housing K, and a vertically upward portion from one end in the left-right direction of the fixed portion 2. The raised bent surface 3, the construction surface 4 where the end of the bent surface 3 is bent so as to be substantially parallel to the fixed portion 2, and the center receiving piece raised upward in the vertical direction from the upper and lower ends of the fixed portion 2. The center receiving piece 5 has a receiving piece extending portion 6 extending below the construction surface 4.

There is an upper receiving portion 7 on the side of the receiving piece extending portion 6 facing the construction surface 4, and the construction surface 4 is on the side of the wall H or the frame K that fixes the fixing portion 2 on the back surface of the construction surface 4. There is an upper contact portion 8 that contacts the upper receiving portion 7 when attempting to deform.

Moreover, as shown to Fig.1 (a), the side piece 9 formed by bend | folding the both sides of the construction surface 4 perpendicularly downward toward the wall surface H or the housing K side which fixes the fixing | fixed part 2 is provided. Also good.

  The fixing portion 2 is formed with a fixing hole 10 for inserting a fixing tool α (an anchor bolt, a screw or the like) for fixing the trunk edge mounting bracket 1 to the existing wall surface H or the housing K.

In FIG. 2, the example of the trunk edge 11 attached to the metal fitting 1 for trunk edge attachment is shown. As the shape of the trunk edge 11 to be used, a generally known hat-shaped shape as shown in FIG. 2A, or a shape as shown in FIGS. 2B and 2C is used. There is something.

  There are metal materials such as high corrosion resistance plated steel plate such as hot dip zinc-aluminum-magnesium alloy plated steel plate and stainless steel, but the material is particularly limited. It is not a thing.

FIG. 3 shows an example of use of the trunk edge mounting bracket 1 of the present invention. According to the shell mounting bracket 1 of the present invention, the mounting position can be adjusted by mounting the barrel edge 11 through the construction surface 4 of the shell mounting bracket 1 fixed to the existing wall surface H or the casing K. There is no need to fasten to the casing K on the back of the existing wall H, rework the fixture in the event of an emergency, etc. while handling the long trunk edge 11, and the workability is improved.

  As a building using the trunk mounting bracket 1 of the present invention, there are various structures such as a reinforced concrete structure, a steel frame structure, and a wooden structure. Further, as the wall surface H, there are various wall surfaces such as ALC, ceramic-type outer wall, metal outer wall, and mortar. The building may be an existing one or a newly built one. In the specification of the present application, an example of construction on an existing ALC outer wall of steel structure is mainly shown.

For example, as shown in FIG. 4, the trunk edge mounting bracket 1 is attached to the housing K on the interior side of the existing outer wall using a long text screw or the like at the beam portion. In the example given here, it is fixed to the L-shaped angle L located at the joint of the ALC panel at the boundary between the upper floor and the lower floor.

As shown in FIG. 5, the trunk edge mounting bracket 1 is constructed at the boundary of each floor, and the trunk edge 11 with respect to the construction surface 4 of the trunk edge mounting bracket 1 constructed in such a manner as to be spaced apart in the vertical direction of the building. Are installed at intervals in the left-right direction of the building, and the wall material S is constructed by utilizing the installed trunk edge 11.

At the middle part of each floor in the vertical direction of the building, the body edge 11 may be fastened to the existing wall surface H using the ALC anchor A and anchor bolts, or the body edge mounting bracket 1 may be used. Also good.

Further, the construction of the trunk edge 11 using the trunk edge mounting bracket 1 is not limited to the vertical direction of the building, and may be used in the horizontal direction of the building.

Furthermore, as shown in FIG. 6, in order to obtain a stronger fixation, for example, in the lower part of the building, in order to fix not to the existing wall surface H but to the frame K (base portion, etc.) It is also possible to attach a base metal fitting 12 or the like separately and construct the trunk edge mounting metal fitting 1 on the housing K via the base metal fitting 12. In addition, it is preferable that the hollow formed by removing a part of the ALC outer wall formed for attaching the base metal fitting is backfilled with an ALC repair material.

As shown in FIG. 7, when the fixture α is driven when attaching the trunk edge 11 to the trunk edge mounting bracket 1, an external force F in the indoor side direction is applied to the construction surface 4 of the trunk edge mounting bracket 1. However, according to the trunk-rim mounting bracket 1 of the present invention, even in such a case, even when there is a gap between the trunk-rim mounting bracket 1 and the mounting wall surface H, in particular. Since the upper receiving portion 7 of the receiving piece extending portion 6 receives and supports the upper contact portion 8 on the back surface side of the construction surface 4, the strength against the external force F of the trunk mounting bracket 1 is increased, and the fixture It is possible to prevent deformation due to the force during α driving. Thus, for example, even when unevenness is present on the mounting wall H, unevenness adjustment such as inserting the spacer 13 under the trunk edge mounting bracket 1 can be performed without problems.

Further, as shown in the drawings, the body-edge mounting bracket 1 includes a bent surface 3, a construction surface 4, a central receiving piece 5, and a receiving piece extending portion 6 associated therewith on both the left and right sides of the fixing portion 2. By forming the side pieces 9 and the like, it is possible to attach two trunk edges 11 to one trunk edge mounting bracket 1, and the trunk edges 11 as shown in FIGS. When installing so that it can be connected in the left and right directions, it is possible to improve workability, reduce installation work, and reduce the amount of materials used such as fixture α and metal fittings. The same applies to Examples 2 and 3 described later.

In particular, when fixing to the L-shaped angle L positioned at the seam of the ALC panel at the boundary between the upper and lower floors as shown in FIG. Therefore, with respect to the L-shaped angle L having a small fastening area, the trunk edge 11 can be connected so as to be straight in the vertical direction of the building, and workability is improved.

<Example 2>
As shown in FIG. 8, the body-edge mounting bracket 1 according to the second embodiment shown in FIG. 8 includes a substantially rectangular fixed portion 2 fixed to the existing wall surface H or the housing K, and the left-right direction of the fixed portion 2. The bent surface 3 raised vertically upward from one end, the construction surface 4 bent so that the end of the bent surface 3 is substantially parallel to the fixed portion 2, and the fixing portion 2 fixed to both sides of the construction surface 4 A side piece 9 bent downward in the vertical direction toward the wall surface H or the housing K to be fixed, and a center receiving piece 5 raised upward in the vertical direction from both ends of the fixed portion 2 in the vertical direction. The piece 5 has a receiving piece extension 6 extending below the construction surface 4.

Further, as in the first embodiment, there is an upper receiving portion 7 on the side facing the construction surface 4 back surface of the receiving piece extending portion 6, while the wall surface H for fixing the fixing portion 2 on the back surface of the construction surface 4 or On the side of the housing K, there is an upper contact portion 8 that contacts the upper receiving portion 7 when the construction surface 4 is about to deform.

  Furthermore, the receiving piece extending portion 6 of the second embodiment contacts the side piece 9 when the construction surface 4 is to be deformed in a direction away from the wall H or the housing K side that fixes the fixing portion 2. There is a lower receiving portion 14 that prevents the deformation. The part of the side piece 9 that comes into contact with the lower receiving portion 14 is a lower contacting portion 15.

According to the shell mounting bracket 1 of the second embodiment, it is possible to prevent the construction surface 4 of the shell mounting bracket 1 from being deformed to the side of the wall surface H or the casing K that fixes the fixing portion 2. In addition to the effect, by forming the receiving piece extending portion 6 and the side piece 9 so as to mesh with each other in the vertical vertical deformation, it is possible to prevent the deformation on the opposite side to the case of the first embodiment. .

For example, after the new wall material S is attached, when a negative wind load is applied to the new wall material S, an external force F of negative pressure toward the outdoor side is also applied to the construction surface 4 of the trunk edge mounting bracket 1. Although acting, the lower receiving portion 14 of the receiving piece extending portion 6 receives and supports the lower contact portion 15 of the side piece 9, so that the strength against the external force F of the trunk edge mounting bracket 1 is increased. In addition, the wind pressure strength of the body edge mounting bracket 1 is improved.

<Example 3>
As shown in FIG. 9, the body-edge mounting bracket 1 of the third embodiment includes a substantially rectangular fixed portion 2 fixed to an existing wall surface H or a housing K, and a fixed portion 2, as in the first embodiment. A bent surface 3 raised from one end of the right and left direction vertically upward, a work surface 4 where the end of the bent surface 3 is bent so as to be substantially parallel to the fixed portion 2, and both side portions of the work surface 4 are fixed portions. 2, a side piece 9 bent downward in the vertical direction toward the wall surface H or the housing K side for fixing 2, and a center receiving piece 5 raised upward in the vertical direction from both ends in the vertical direction of the fixing part 2, The central receiving piece 5 has a receiving piece extending portion 6 extending below the construction surface 4.

  Further, similarly to Example 1, there is an upper receiving part 7 on the side of the receiving piece extending part 6 facing the back side of the construction surface 4, while the fixing part 2 is fixed to the back side of the construction surface 4. There is an upper contact portion 8 that contacts the upper receiving portion 7 when the construction surface 4 is about to be deformed on the side of the wall surface H or the housing K.

Similarly to the second embodiment, the receiving piece extending portion 6 of the third embodiment has a construction surface 4 that is deformed in a direction away from the side of the wall surface H or the housing K that fixes the fixing portion 2. In addition, there is a lower receiving portion 14 that prevents the deformation by contacting the side piece 9. The part of the side piece 9 that comes into contact with the lower receiving portion 14 is a lower contacting portion 15.

Furthermore, when the construction surface 4 and / or the bent surface 3 is to be deformed in the direction away from the center of the fixed portion 2, the receiving piece extending portion 6 of Example 3 is deformed by contacting the side piece 9. There is a side receiving part 16 for preventing the above. A portion of the side piece in contact with the side receiving portion 16 is a side portion contacting portion 17.

  According to the body edge mounting bracket 1 of the third embodiment, in addition to the deformation preventing effect of the first and second embodiments, the construction surface 4 and / or the bent surface 3 is deformed in a direction away from the center of the fixing portion 2. Can also be prevented. That is, in addition to the shape that meshes with the vertical deformation in the vertical direction, the shape meshes with the deformation in the horizontal direction.

  For example, after the trunk edge 11 or the new wall material S is attached, the building surface 4 and / or the bent surface 3 of the trunk edge fitting 1 is deformed in the left-right direction of the fixing part 2 due to a load or an earthquake. Even when an external force F generated by the above is applied, the side receiving portion 16 of the receiving piece extending portion 6 receives and supports the side contact portion 17 of the side piece 9, so that the trunk edge The strength of the mounting bracket 1 is increased, and deformation of the trunk edge mounting bracket 1 due to such an external force F can be prevented.

Of course, for the deformation in which the construction surface 4 and / or the bending surface 3 approaches toward the center direction of the fixed portion 2, the embodiment 1 (a) shown in FIG. 1 or the embodiment shown in FIG. 2. In the third embodiment shown in FIG. 9, the receiving piece extending portion 6 and the side piece 9 are in contact with each other, and deformation thereof can be prevented.

Moreover, the wall surface which fixes the fixing | fixed part 2 to the both sides of the construction surface 4 like Example 1 (a) shown in FIG. 1, Example 2 shown in FIG. 8, Example 3 shown in FIG. If there is a side piece 9 bent downward in the vertical direction toward H or the case K, and the side piece 9 is in contact with the wall H, the wall H or the case K for fixing the fixing part 2 Since the side piece 9 is supported by the wall surface H when the construction surface 4 is about to be deformed to the side, an effect of preventing the deformation can be obtained.

DESCRIPTION OF SYMBOLS 1 Flush mounting bracket 2 Fixing part 3 Bending surface 4 Construction surface 5 Center receiving piece 6 Receiving piece extension part 7 Upper receiving part 8 Upper contact part 9 Side piece 10 Fixing hole 11 Trunk edge 12 Base metal fitting 13 Spacer 14 Lower receiving Part 15 Lower part contact part 16 Side part receiving part 17 Side part contact part α Fixing tool H Wall surface L L-shaped angle ALC anchor K Housing S Wall material F External force

Claims (5)

A fixed portion having a substantially rectangular shape, a bent surface in which one end in the left-right direction of the fixed portion is raised vertically upward, and a construction surface in which the end of the bent surface is bent so as to be substantially parallel to the fixed portion, and fixed And a central receiving piece that rises vertically upward from both ends in the vertical direction, the central receiving piece has a receiving piece extending portion that extends below the construction surface, and the construction surface is the back surface of the construction surface. A body edge mounting bracket, wherein the mounting surface rear surface side and the receiving piece extending portion are in contact with each other when trying to deform toward the side. 2. The body-rim mounting bracket according to claim 1, wherein a side piece is formed that is bent vertically downward from both ends of the construction surface. In the body edge mounting bracket according to claim 2, when the construction surface is about to deform toward the construction surface surface side, the side piece and the receiving piece extension portion are formed to contact each other. Torso mounting bracket. The body edge mounting bracket according to claim 2 or 3, wherein the construction surface and / or the bending surface is deformed in a direction toward and / or away from a center of the fixing portion in a lateral direction of the fixing portion. The side edge and the receiving piece extending portion are formed so that the side piece and the receiving piece extending portion are in contact with each other. 5. The body edge mounting bracket according to claim 1, wherein the body edge mounting metal body has the same components on both lateral sides of the fixed portion.

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