JP2017002520A - Exterior wall unit, and connection structure therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an exterior wall unit and others that may be connected readily.SOLUTION: An exterior wall unit 10 is formed by installing a corrugated square steel plate 12 on a front side of a furring strip 11. The exterior wall unit 10 is provided with an engaging part 13 on one side part and an engaged part 14 on the opposite side part. The engaging part 13 is formed by a steel plate, to extend sideways from the furring strip 11. When connecting the exterior wall units 10 to each other, the engaging part 13 of one of the exterior wall units 10 is engaged with the engaged part 14 of the other exterior wall unit 10, and a side part 132 of the engaging part 13 serves as a cover for covering the connected location between the exterior wall units 10.SELECTED DRAWING: Figure 6

Description

  The present invention relates to an outer wall unit or the like used for building outer wall construction.

  As an outer wall of a building, there is one in which a square wave steel plate is attached to a trunk edge (Patent Document 1, etc.). In order to save labor for such construction of the outer wall, there is a case where a large outer wall unit in which the square wave steel plate and the trunk edge are integrated in advance is used.

  FIG. 11A is an example, and a large-sized outer wall unit 100 in which the square wave steel plate 102 and the trunk edge 101 are integrated together is lifted and moved by a heavy machine such as a crane, and is moved to another outer wall unit 100. Link. Thus, by sequentially connecting the plurality of outer wall units 100, the outer wall of the building can be constructed. FIG. 11B is a schematic plan view showing the connection location of the outer wall unit 100.

  In the outer wall unit 100, a square wave steel plate 102 is attached to the front surface of the trunk edge 101. The trunk edge 101 is a horizontal girder and is arranged in parallel in the vertical direction. In some cases, a vertical member such as a stud is provided in the middle or the end of the trunk edge 101 in the longitudinal direction. The connecting portion of the outer wall unit 100 is covered with a lid 200, and both sides of the lid 200 are screwed to the outer wall units 100 on both sides.

JP 2014-177830 A

  However, when both sides of the lid 200 are screwed to the outer wall unit 100 as described above, work at a high place is performed only for screwing, and a laborious work such as a scaffold or an aerial work vehicle is required. It was. As a result, there was a problem that the construction period was long and the cost was high.

  An object of this invention is to provide the outer wall unit etc. which are easy to connect.

  1st invention for solving the subject mentioned above is an outer wall unit used for construction of an outer wall, is provided with a steel plate on the front surface of a support material, and is provided on one side of the outer wall unit, and the support The outer wall unit includes an engaging portion that extends to the side of the material and that can be engaged with an engaged portion of the outer wall unit to be connected.

It is desirable that the engaging portion has a portion that is inclined on the side of the support material so as to be directed rearward as it is separated from the support material.
It is desirable that the engaged portion is provided on a side portion opposite to the one side portion.
The front end of the engaging portion is bent rearward toward the center side in the width direction of the outer wall unit, and the front end of the engaged portion is bent forward toward the center side in the width direction of the outer wall unit. It is desirable.
The steel plate is, for example, a square wave steel plate.

  2nd invention is the connection structure of an adjacent outer wall unit, Comprising: The said outer wall unit is provided with the steel plate in the front surface of the support material, is provided in the side part of one outer wall unit, and is the side of the said support material. The outer wall unit connecting structure is characterized in that the engaging portion extending in the direction is engaged with the engaged portion provided on the side portion of the other outer wall unit.

  In the present invention, an engaging portion that extends to the side of the support member of the outer wall unit and serves as a lid that covers the connection portion can be placed in front of the side portion of the outer wall unit to engage the engaged portion of the outer wall unit to be connected. And Therefore, the engaging portion can be engaged with the engaged portion of the outer wall unit to be connected by suspending and moving the outer wall unit with a heavy machine or the like, and at this time, the connecting portion is covered by the engaging portion. As a result, it is possible to reduce the trouble of working at a high place and the like when covering the connection portion, and the connection of the outer wall unit is facilitated.

  Further, since the engaging portion has a portion inclined rearward, the engaging portion is elastically deformed when the engaging portion covers the connecting portion along the width direction of the outer wall unit, and the engaging force is generated by the restoring force generated at this time. Since the joint portion is pressed against the engaged portion side, the engaging portion is unlikely to come off from the engaged portion.

  Furthermore, by providing the engaged portion on the side opposite to the engaging portion of the outer wall unit, the outer wall can be constructed using a plurality of the same type of outer wall units. Also, the front ends of the engaging portions are bent toward the center in the width direction of the outer wall unit at the rear, and the front ends of the engaged portions are bent toward the center in the width direction of the outer wall unit at the front, Engage with each other and engage more securely. Moreover, the intensity | strength of an outer wall unit can be made high by making a steel plate into a square wave steel plate.

  According to the present invention, an easily connected outer wall unit or the like can be provided.

The figure which shows the outer wall unit 10 The figure which shows the engaging part 13 The figure which shows the to-be-engaged part 14 The figure which shows the connection method of the outer wall unit 10 The figure which shows the connection method of the outer wall unit 10 The figure which shows the connection structure 20 of the outer wall unit 10 Figure showing drainer 15 The figure which shows the overlap part 15a of the drainer 15 The figure which shows outer wall unit 10a, 10b The figure which shows the outer wall unit 10c and its connection structure 20a The figure which shows the connection of the outer wall unit 100

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

[First embodiment]
(1. Outer wall unit 10)
FIG. 1 is a schematic plan view of an outer wall unit 10 according to the first embodiment of the present invention. As described above, the outer wall unit 10 is configured by attaching a square wave steel plate 12 to the front surface of the trunk edge 11. The trunk edge 11 is a horizontal girder and functions as a support material for supporting the square wave steel plate 12. As in the example of FIG. 11A, a plurality of trunk edges 11 are arranged in parallel vertically. Further, as a support material, a vertical material such as a stud may be provided in the middle or end of the trunk edge 11 in the longitudinal direction.

  In addition, in the outer wall unit 10 of the present embodiment, the engaging portion 13 is provided on one side portion (left side portion) in the width direction (corresponding to the left-right direction in FIG. 1), and the opposite side portion (right side portion). ) Is provided with an engaged portion 14.

  The engaging portion 13 is formed by processing a steel plate and is provided so as to extend from the trunk edge 11 to the side thereof. The engaging portion 13 is disposed over the top and bottom of the outer wall unit 10. FIG. 2 is a schematic plan view showing the engaging portion 13. 2A is a view showing only the engaging portion 13, and FIG. 2B is a view showing a state where the engaging portion 13 is attached to the left side portion of the outer wall unit 10.

  The engaging portion 13 includes an attachment portion 131 and a side portion 132 thereof. The attachment portion 131 is screwed to the body edge 11 directly (or in some cases from above the square wave steel plate 12) and attached to the front surface of the body edge 11.

  The side portion 132 is a portion extending from the attachment portion 131 to the side of the trunk edge 11 and is bent in a substantially concave shape so as to protrude forward. The front means the direction in which the square wave steel plate 12 is provided when viewed from the trunk edge 11. The opposite direction is called backward.

  The distal end 133 of the side portion 132 is bent at the rear side of the engaging portion 13 toward the right side, that is, toward the center side in the width direction of the outer wall unit 10.

  Further, in the substantially concave side portion 132, the side 134, which is a portion corresponding to the bottom of the concave shape, is slightly inclined with respect to the width direction of the outer wall unit 10 so as to move backward as it is away from the trunk edge 11. Yes. The inclination angle α (see FIG. 2B) is about 15 °, for example.

  The engaged portion 14 is also formed by processing a steel plate, and is arranged over the outer wall unit 10. FIG. 3 is a schematic plan view showing the engaged portion 14. FIG. 3A is a view showing only the engaged portion 14, and FIG. 3B is a view showing a state where the engaged portion 14 is attached to the right side portion of the outer wall unit 10.

  The engaged portion 14 includes an attachment portion 141 and a protruding portion 142. The attachment portion 141 is screwed to the barrel edge 11 directly (or in some cases from above the square wave steel plate 12) and attached to the front surface of the barrel edge 11.

  The protruding portion 142 is a portion extending from the attachment portion 141 to the front of the trunk edge 11. The tip 143 of the protruding portion 142 is bent at the front of the engaged portion 14 toward the left side, that is, toward the center in the width direction of the outer wall unit 10.

(2. Connection structure 20 of outer wall unit 10)
As described above, the outer wall unit 10 can be lifted and moved by a heavy machine such as a crane and connected to another outer wall unit 10, and the outer wall of the building can be constructed by sequentially connecting a plurality of outer wall units 10. In this embodiment, when connecting the outer wall unit 10, the engaging portion 13 of one outer wall unit 10 is engaged with the engaged portion 14 of the other outer wall unit 10 to be connected.

  At this time, for example, as shown by an arrow in FIG. 4, one outer wall unit 10 is suspended by a crane or the like and slid from the top to the bottom, and as shown in FIG. It is assumed that the tip 133 is disposed between the mounting portion 141 and the tip 143 of the engaged portion 14 of the other outer wall unit 10. Then, one outer wall unit 10 is moved backward as shown by the arrow in FIG.

  Alternatively, one outer wall unit 10 may be moved laterally to the state shown in FIG. 5, and then one outer wall unit 10 may be moved rearward as indicated by an arrow in FIG.

  In this way, as shown in FIG. 6, the outer wall units 10 are connected to each other, and a connection structure 20 of the outer wall units 10 is formed. The engaging portion 13 of one outer wall unit 10 is engaged with and engaged with the engaged portion 14 of the other outer wall unit 10, and the side portion 132 of the engaging portion 13 connects the outer wall unit 10 to the outer wall unit 10. It becomes the cover which covers along the width direction of 10.

  At this time, the engaging portion 13 is elastically deformed, and the inclination of the side 134 is eliminated, and the engaging portion 13 is along the width direction of the outer wall unit 10. In addition, a force for returning to the original shape acts on the engaging portion 13, and the side portion 132 of the engaging portion 13 is pressed against the rear engaged portion 14 side by this restoring force. Becomes difficult to come off from the engaged portion 14. A water-stopping material may be provided on the front surface of the tip 143 of the engaged portion 14 so that the space between the engaging portion 13 and the side portion 132 is sealed to prevent the blowing of rainwater or the like.

  In the present embodiment, as shown in FIG. 7, a drainer 15 in the width direction of the outer wall unit 10 is provided at the lower part of the outer wall unit 10. 7A is a view of the lower portion of the outer wall unit 10 as viewed from the front, and FIG. 7B is a view of the lower portion of the outer wall unit 10 as viewed in the thickness direction.

  The drainer 15 is formed by processing a steel plate, and has a mounting portion 151, an intermediate portion 152, and an end portion 153. The mounting portion 151 is screwed to the lower edge of the body edge 11 directly or from above the engaged portion 14 or the square wave steel plate 12 and attached to the front surface of the body edge 11.

  The intermediate portion 152 is a portion that protrudes forward from the lower end of the attachment portion 151. The intermediate portion 152 is slightly inclined with respect to the horizontal direction so as to go downward as it goes forward.

  The end portion 153 is a portion that extends downward following the intermediate portion 152, and a lower end thereof is slightly inclined rearward.

  One side portion (left side portion) in the width direction of the drainer 15 is set back from the side end of the engaging portion 13 toward the center side in the width direction of the outer wall unit 10. The opposite side portion (right side portion) protrudes from the side end of the engaged portion 14 to the lateral side of the outer wall unit 10.

  When the outer wall units 10 are connected, as shown in FIG. 8, the end portions of the drainage 15 of both the outer wall units 10 overlap at the overlapping portion 15a. In the overlapping portion 15a, the drain 15 of one outer wall unit 10 (right side in the figure) is positioned in front of the drain 15 of the other outer wall unit 10 (left side in the figure).

  These drainers 15 are arranged so as to cover the front edge of the plane edge (not shown) of the building, or when the outer wall unit 10 is arranged in a plurality of upper and lower stages, the upper end (not shown) of the lower outer wall unit 10. ) To prevent rain water and other intrusions. In addition, in the example of FIG. 8, the sealing 30 is also provided along the lower end of the side part 132 of the engaging part 13 in order to prevent moisture intrusion.

  As described above, in the present embodiment, the engagement portion 13 that extends to the side of the body edge 11 of the outer wall unit 10 and covers the connection portion is placed in front of the side portion of the outer wall unit 10 to be connected. It is possible to engage with the engaged portion 14 of the outer wall unit 10. Therefore, the engaging portion 13 can be engaged with the engaged portion 14 of the outer wall unit 10 to be connected by suspending and moving the outer wall unit 10 with a heavy machine or the like. At this time, the engaging portion 13 covers the connecting portion. The As a result, it is possible to reduce the troubles such as work at a high place when the connection portion is covered, and the outer wall unit 10 can be easily connected.

  Moreover, since the engaging part 13 has the side 134 which inclines backward, the engaging part 13 is elastically deformed when the engaging part 13 covers the connecting portion along the width direction of the outer wall unit 10. Since the engaging portion 13 is pressed against the engaged portion 14 by the restoring force that is generated, the engaging portion 13 is unlikely to come off the engaged portion 14.

  Furthermore, by providing the engaged portion 14 on the side opposite to the engaging portion 13 of the outer wall unit 10, the outer wall can be constructed using a plurality of the same type of outer wall units 10. Further, the distal end 133 of the engaging portion 13 is bent backward toward the center side in the width direction of the outer wall unit 10, and the distal end 143 of the engaged portion 14 is bent forward toward the center side in the width direction of the outer wall unit 10. As a result, the leading ends 133 and 143 are engaged with each other more reliably. Moreover, the strength of the outer wall unit can be increased by using the square wave steel plate 12 for the outer wall unit 10.

  However, the present invention is not limited to the above embodiment. For example, instead of the square wave steel plate 12 of the outer wall unit 10, other corrugated steel plates or steel plates other than the corrugated steel plates can be used.

  The engaging portion and the engaged portion of the outer wall unit may be in a shape that engages and engages with each other, and the shape is not limited to that described above. Hereinafter, examples in which the engaging portion and the engaged portion of the outer wall unit are different will be described as second and third embodiments. Each embodiment will be described with respect to differences from the first embodiment, and the same points will be denoted by the same reference numerals in the drawings and the like, and description thereof will be omitted.

[Second Embodiment]
As a second embodiment, an example in which the attachment position of the engaging portion is different will be described with reference to FIG.

  In the outer wall unit 10a of FIG. 9A, the attachment portion 131 of the engaging portion 13a is attached to the square wave steel plate 12 instead of the trunk edge 11. Further, the outer wall unit 10b of FIG. 9B is obtained by attaching the attachment portion 131 of the engaging portion 13b to the side end face instead of the front face of the trunk edge 11.

  In each outer wall unit 10a, 10b, the engaged portion 14 is the same as in the first embodiment, and the engaging portion of one outer wall unit is engaged with the engaged portion of the other outer wall unit in the same manner as described above. And the connection structure which connected outer wall units can be formed. In addition, it is possible to attach the attachment portion of the engaging portion to the rear surface of the trunk edge 11.

[Third Embodiment]
FIG. 10A is a view showing the engaging portion 13c of the outer wall unit 10c according to the third embodiment, and FIG. 10B is a view showing the engaged portion 14a of the outer wall unit 10c.

  The outer wall unit 10c is the first embodiment in that the tip of the side portion 132 of the engaging portion 13c and the tip of the protruding portion 142 of the engaged portion 14a are not bent toward the center in the width direction of the outer wall unit 10c. It is different from the form.

  Also in this outer wall unit 10c, as shown in FIG. 10C, the engaging portion 13c of one outer wall unit 10c is engaged with the engaged portion 14a of the other outer wall unit 10c, and the outer wall units 10c are connected to each other. Structure 20a can be formed.

  Also in the second and third embodiments described above, the same effects as those of the first embodiment can be obtained, such as the connection portion can be easily covered by the engaging portion when the outer wall unit is connected. The specific configuration of the engaging portion and the engaged portion of the outer wall unit can be appropriately determined in consideration of workability, durability, and the like.

  The preferred embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to such examples. It will be apparent to those skilled in the art that various changes or modifications can be conceived within the scope of the technical idea disclosed in the present application, and these are naturally within the technical scope of the present invention. Understood.

10, 10a, 10b, 10c, 100; outer wall units 11, 101; body edges 12, 102; square wave steel plates 13, 13a, 13b, 13c; engaging portions 14, 14a; Connection structure 30; Sealing 131, 141, 151; Mounting portion 132; Side portions 133, 143; Tip 134; Side 142; Projection portion 152; Intermediate portion 153; End portion 200;

Claims (6)

An outer wall unit used to construct an outer wall,
It is configured by providing a steel plate on the front surface of the support material,
An outer wall unit comprising an engaging portion that is provided on one side of the outer wall unit, extends to the side of the support member, and is engageable with an engaged portion of the outer wall unit to be connected.   2. The outer wall unit according to claim 1, wherein the engaging portion has a portion that is inclined toward the rear as it is away from the support material, on a side of the support material.   The outer wall unit according to claim 1, wherein the engaged portion is provided on a side portion opposite to the one side portion. The front end of the engaging portion is bent rearward toward the center side in the width direction of the outer wall unit,
The outer wall unit according to claim 3, wherein a tip of the engaged portion is bent forward toward a center side in a width direction of the outer wall unit.   The outer wall unit according to any one of claims 1 to 4, wherein the steel plate is a square wave steel plate. It is a connecting structure of adjacent outer wall units,
The outer wall unit is configured by providing a steel plate on the front surface of the support material,
An outer wall unit characterized in that an engaging portion provided on a side portion of one outer wall unit and extending to the side of the support member is engaged with an engaged portion provided on a side portion of the other outer wall unit. Connection structure.

Images