JP4092250B2 - Wall panel joint structure, joint material, and wall panel mounting method - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a wall panel, a joint material, a joint structure of the wall panel, and a wall panel mounting method.
[0002]
[Prior art]
Conventionally, as described in Patent Document 1, a structure of a joint portion of an outer wall where the joint is not conspicuous is known. Such a structure of the joint portion of the outer wall is provided with a frame material slightly retracted from the peripheral edge of the back surface of the outer wall panel plate (outer wall surface material), and the pair of outer wall panels are installed close to each other. The joint material is compressed and inserted, and the joint material is substantially concealed by the plate material of the pair of outer wall panels.
[0003]
[Patent Document 1]
Japanese Patent No. 2672119 [0004]
[Problems to be solved by the invention]
However, the conventional technique as described in Patent Document 1 has the following problems.
(1) Although the adjacent outer wall panels are watertight, there is a risk of water intrusion from between the frame material and the outer wall surface material, and there is concern about the watertightness of the end face of the outer wall panel. For this reason, the frame material and the outer wall surface material must be made watertight by bonding the entire surface between the frame material and the outer wall surface material.
(2) Since the outer wall of the outer wall material can be seen, it is not possible to use an outer wall material having an unfavorable wooden surface from the viewpoint of the design. For this reason, it will receive the use restrictions of an outer wall surface material.
[0005]
The main subject of this invention is providing the wall panel, joint material, the joint part structure of a wall panel, and the attachment method of a wall panel with good waterproof performance.
[0008]
[Means for Solving the Problems]
The present invention is a joint material provided in a joint part between adjacent wall panels, the joint body being mounted on the joint part, and the wall panel straddling between adjacent wall panels provided on one side of the joint body. The joint body is provided with a long plate material that passes through the approximate center of the joint portion and substantially bisects the joint portion, and on each side of the plate material, a plate material and A pair of leg plates that are orthogonal and separated from each other in the width direction of the plate material are erected, and a water-tight material is filled between the leg plates, and the water-tight material has a thickness dimension that protrudes from the tip of the leg plate, The distance from the tip of the provided leg plate to the tip of the leg plate provided on the other side of the plate material has a dimension that substantially matches the width of the joint portion.
[0009]
Further, the present invention is a joint structure of a wall panel in which joint materials are provided at joint parts between adjacent wall panels, and each of the wall panels arranged adjacent to each other has an outer wall surface material as a frame member. A wall panel that covers the back side of the outer wall material, and the peripheral edge of the moisture-permeable waterproof sheet that is stretched between the frame material and the outer wall material extends around the end surface of the wall panel. The above-mentioned joint material is arranged between the moisture permeable waterproof sheet attached to the end surface of one wall panel and the other wall panel. It is.
[0010]
Furthermore, the present invention is arranged adjacent a plurality of wall panels in the lateral direction of the building structures, in mounting method of a wall panel mounting the grouting in the vertical joints between the wall panels, adjacent wall panels After attaching one to the building frame, attach one end of the joint panel to the end face of the wall panel, and then contact the end face of the other adjacent wall panel to the opposite end of the joint panel. It is characterized by being attached to the building frame.
[0011]
And in the above-mentioned wall panel mounting method , the present invention is such that the exposed surface of the watertight material filled between the leg plates of the joint material is subjected to a process for improving the sliding property in advance, and the wall panel is built. It is characterized by being jacked up and attached to a predetermined height position along the frame of the frame.
[0012]
Further, the present invention provides the above wall panel mounting method, wherein the wall panel is a wall panel in which an outer wall surface material is attached to a frame material, covers the back side of the outer wall surface material, and the frame material and the outer wall surface material It is a wall panel in which the peripheral edge of the moisture-permeable waterproof sheet stretched between the two is attached to the end face of the wall panel .
[0013]
(Function)
According to the wall panel, the periphery of the moisture permeable waterproof sheet is attached to the edge of the wall panel, so the back side of the outer wall material is covered with the moisture permeable waterproof sheet including the end surface, improving water tightness. And waterproof performance is good.
For this reason, it is sufficient if there is a slight waterproof property between the outer wall surface material itself and the outer wall surface material, and a widely used siding material or the like can be used, and the freedom of selection of the outer wall surface material is greatly expanded.
[0014]
Further , according to the joint structure of the wall panel, since the adjacent wall panels are the same as described above , water does not enter from the end face of the wall panel, and one wall panel and the other wall at the joint part. Since the joint material is arranged between the moisture-permeable waterproof sheets attached to the end face of the panel, the waterproof performance of the joint part is good.
[0015]
According to the joint material of the present invention, it consists of the joint body attached to the joint part and the parting that is attached so as to conceal the mouth of the wall panel. It can be hidden, and the appearance design of the joint is good. For this reason, since it can be used even if it is an outer wall surface material in which the design of a mouth end surface is not preferable, the breadth of an outer wall surface material selection spreads.
The joint body is filled with a water-tight material between the leg plates, and the water-tight material has a thickness dimension that protrudes from the tip of the leg plate. Secured. In addition, this leg plate serves as a guide when filling the watertight material in the meantime, and helps to prevent kinking.
In addition, the distance from the tip of the leg plate provided on one side of the plate material to the tip of the leg plate provided on the other side of the plate material has a dimension that substantially matches the width of the joint, so that the positioning of the outer wall panel Also useful.
[0016]
Further, the present invention provides a joint portion structure of the wall panel, the joint material, since those mentioned above, in addition to the effects of the joint portion structure further similar action to that described above joint member There is an effect.
[0017]
Further, according to the wall panel mounting method of the present invention, after attaching one of the adjacent wall panels to the building frame, the one side plate of the joint material is in contact with and attached to the end face of the wall panel. Since the end face of the other wall panel is attached to the building frame by abutting against the leg plate on the opposite side of the joint material, the water-tight material on both sides is in an appropriate compressed state and the waterproof performance is good.
[0018]
And, according to the wall panel mounting method of the present invention, the exposed surface of the watertight material filled between the leg plates of the joint material is subjected to a process for improving the sliding property in advance, and the wall panel is built. Since it is attached by jacking up to a predetermined height position along the frame of the frame, it is possible to prevent the watertight material from being rubbed and damaged at the end face of the wall panel during jackup.
[0019]
Further, according to the wall panel mounting method of the present invention, since the wall panel is as described above , the same effects as those of the wall panel are obtained in addition to the effects of the mounting method .
[0020]
DETAILED DESCRIPTION OF THE INVENTION
1-7 is one Embodiment of this invention, Comprising: Fig.1 (a) is a perspective view of a wall panel, (b) is sectional drawing in the YY line of (a). FIG. 2 is a front view of the south side of the building to which the wall panel of FIG. 1 is attached. FIG. 3A is a perspective view of the joint material, FIG. 3B is an exploded cross-sectional view of the joint material, and FIG. 3C is a modification of the joint material. FIG. 4 is a horizontal sectional view showing the joint structure of the wall panel. FIG. 5 is a horizontal sectional view for explaining the wall panel mounting method, and FIG. 6 shows the wall panel mounting method and is a front view of adjacent wall panels. Fig.7 (a) is a vertical sectional view which shows the attachment method of a wall panel, (b) is a horizontal sectional view in the AA line of (a).
[0021]
In the present embodiment, the building 1 is a two-story building as shown in FIG. 2, and the first-floor wall panels 2, 2, and 2 are provided on the building frame installed on the foundation, and the second-floor wall panel is provided thereon. 3, 3 and 3 and small wall panels 4, 4 and 4 are attached.
The wall panels 2, 3, and 4 are all assembled at the factory.
[0022]
(Wall panel)
Therefore, the wall panel of the present embodiment will be described by using the first floor wall panel 2 as a representative.
The first floor wall panel 2 has a large rectangular shape with an opening window as shown in FIG. 1 (a). As shown in FIG. 1 (b), standard lumber such as dimension type 206 material or 204 material is used. The frame material 21 is made of, an outer wall surface material 22 made of a siding board finished by stucco finishing, and an inner wall base surface material 23 made of a hard board.
A space is formed between the outer wall surface material 22 and the inner wall base surface material 23, filled with a heat insulating material 24 such as glass wool, and a moisture-permeable waterproof sheet 25 is stretched on the back side of the outer wall surface material 22. Has been. As the moisture-permeable waterproof sheet 25, a microporous polyethylene sheet (trade name Tyvek, manufactured by Asahi Kasei Co., Ltd.) that allows moisture to pass but does not allow water to pass therethrough was used.
[0023]
The periphery of the moisture permeable waterproof sheet 25 that covers the back side of the outer wall surface material 22 and is stretched between the frame material 21 and the outer wall surface material 22 wraps around to the side surface of the frame material 21 that is the end surface of the wall panel 2; It is attached using an adhesive or the like.
[0024]
As shown in FIG. 2, the second-floor wall panel 3 has a large rectangular shape with an opening window, and has the same width and height as the first-floor wall panel 2. Further, as shown in FIG. 2, the small wall panel 4 is an irregular shape such as a pentagon and has the same horizontal width as the wall panels 2 and 3 and is attached between the second floor wall panel 3 and the roof 4.
Since the second-floor wall panel 3 and the small-wall panel 4 are the same as the structure of the first-floor wall panel 2 shown in FIG. 1, detailed description thereof is omitted.
[0025]
(Joint structure of wall panel)
The joint structure of the wall panel according to the present embodiment will be described by using first floor wall panels 2 and 2 shown in FIG.
The joint structure of the wall panels 2 and 2 according to the present embodiment is such that joint materials 6 are provided at joints in the vertical direction between the wall panels 2 and 2 arranged adjacent to the left and right.
The adjacently arranged wall panels 2 and 2 are both as described above, and in the joint portion, the joint is provided between one wall panel 2 and the moisture permeable waterproof sheet 25 attached to the end surface of the other wall panel 2. A material 6 is arranged.
[0026]
(Joint material)
The joint material 6 used for the joint structure will be described in detail with reference to FIG.
The joint material 6 is provided at a vertical joint between the wall panels 2 and 2 adjacent on the left and right. The joint material 6 is provided with a joint body 7 to be attached to the joint portion, and a parting part that is provided on one side of the joint body 7 so as to straddle between the adjacent wall panels 2 and 2 so as to hide the mouth of the wall panel 2. 8.
The joint body 7 is made of an extruded material made of aluminum, and the parting 8 is made of wood. However, as shown in FIG. 3C, the parting 8 may be an extruded material made of aluminum integrated with the joint body 7.
[0027]
The joint body 7 includes a long plate material 71 that passes through the approximate center of the joint portion and substantially bisects the joint portion, and a parting attachment portion 72 on one side of the plate material 71. The parting part 8 is attached to the parting attachment part 72 using an adhesive or a screw.
A pair of leg plates (73, 73) and (73, 73) that are orthogonal to the plate material 71 and are separated from each other in the width direction of the plate material 71 are provided upright on each side of the plate material 71.
The tip of the leg plate 73 is slightly bent in the inner direction facing each other, and a watertight material 9 is filled between the leg plates 73 and 73. The watertight material 9 has a thickness dimension protruding from the tip of the leg plate 73. The watertight material 9 is formed of an EPDM (ethylene-propylene terpolymer) foam, but is not particularly limited as long as it can be compressed and watertight such as a polyurethane foam.
The distance l (see FIG. 3A) from the tip of the leg plate 73 provided on one side of the plate material 71 to the tip of the leg plate 73 provided on the other side of the plate material 71 is the width L of the joint portion (see FIG. 4). ) And the same dimensions.
[0028]
(Wall panel mounting method)
Next, a method for attaching the wall panels 2 and 2 will be described in the following order with reference to FIGS.
(1) First, the small wall panel 4 (see FIG. 2) is lifted up by being constructed on the ground in the same manner as the roof 5, and is attached below the roof 5 in advance.
[0029]
(2) The first-floor wall panel 2 and the second-floor wall panel 3 are inserted and attached between the small-wall panel 4 and the foundation 8. Here, first, one of the adjacent first-floor wall panels 2 and 2 (see FIG. 4 is attached to the building frame such as the stud 11 (state of FIG. 5).
(3) The joint material 6 is attached to the left end surface of the first floor panel 2 on one side (right side) attached as described above with a screw 10 (see FIG. 5). The joint material 6 is installed from the indoor side.
At this time, the leg plate 73 on one side of the joint material 6 is brought into contact with the end face of the first floor wall panel 2 to compress the watertight materials 9 and 9.
[0030]
(4) On the side opposite to the wall panel 2 of the joint material 6 attached as described above, the watertight materials 9, 9 are exposed. A spray liquid such as polysilicon is applied in advance to the exposed surfaces of the watertight materials 9 and 9 so as to improve the slipperiness.
[0031]
(5) Thereafter, the right end surface of the other adjacent first floor wall panel 2 (left side) is brought into contact with the leg plate 73 on the opposite side of the joint material 6 to compress the watertight materials 9 and 9. At this time, the other wall panel 2 is temporarily fixed to the building frame so as to be slidable in the vertical direction.
[0032]
(6) As shown in FIG. 6, the other wall panel 2 is provided with a claw jack or the like between its lower end and the foundation 12, and is placed at a predetermined height along the building frame. Jack up, align the height position with one wall panel 2 attached earlier, and fix it to the axle.
[0033]
Between the first floor wall panel 2 and the second floor wall panel 3, as shown in FIG. 7, two rows of watertight materials 14 and 14 (EPDM foam) are arranged at positions orthogonal to the watertight materials 9 and 9. It is arranged. In this way, the waterproofing of the joint intersection between the upper and lower wall panels 2, 3 and the left and right wall panels 2, 2 is a simple and economical fit that only compresses the watertight materials 9, 14 against each other. Can be.
In FIG. 7, 12 is a guide pin for positioning, 13 is a spacer, 15 is a horizontal parting.
[0034]
(Operation of the embodiment)
(1) According to the wall panel 2 of the present embodiment, since the peripheral edge of the moisture permeable waterproof sheet 25 is attached to the end surface of the wall panel 2, the back surface side of the outer wall material 22 includes the end surface. Covered with a moisture permeable waterproof sheet 25, the water tightness is improved and the waterproof performance is good.
For this reason, it is sufficient if there is a slight waterproof property between the outer wall surface material 22 itself and the outer wall surface material 22, and a widely used siding material or the like can be used. spread.
[0035]
(2) According to the joint structure of the present embodiment, the adjacently arranged wall panels 2 and 2 are both of the above-described ones. Since the joint material 6 is disposed between the moisture permeable waterproof sheets 25 and 25 attached to the end surfaces of the wall panel 2 and the other wall panel 2, the waterproof performance of the joint part is good.
[0036]
(3) According to the joint material 6 of the present embodiment, the joint material 7 includes the joint body 7 to be attached to the joint portion and the parting part 8 that is attached so as to hide the mouth of the wall panel 2. The waterproof performance is good, and the end of the outer wall material 22 can be hidden, and the appearance design of the joint portion is good. For this reason, since it can be used even if it is an outer wall surface material in which the design of a mouth end surface is not preferable, the breadth of an outer wall surface material selection spreads.
[0037]
The joint body 7 is filled with the watertight material 9 between the leg plates 73, and the watertight material 9 has a thickness dimension protruding from the tip of the leg plate 73, so that the watertight material 9 is in an appropriate compressed state when the joint portion is mounted. Waterproof performance is ensured. Further, the leg plate 73 serves as a guide when the watertight material 9 is filled in the meantime, and also serves to prevent kinking.
Further, the distance l from the tip of the leg plate 73 provided on one side of the plate material 71 to the tip of the leg plate 73 provided on the other side of the plate material 71 is set to a dimension that substantially matches the width L of the joint portion. It is also useful for positioning the outer wall panel 2.
Furthermore, since the watertight material 9 is arranged in two rows, the waterproof reliability is high.
[0038]
(4) According to the method of attaching the wall panel 2 of the present embodiment, after attaching one of the adjacent wall panels 2 to the building frame, the leg plate 73 on one side of the joint material 6 is attached to the end face of the wall panel 2. Since it attaches by contact | abutting, and the end surface of the other adjacent wall panel 2 is then contact | abutted to the leg board 73 on the opposite side of the joint material 6, and it attaches to a building frame, the watertight materials 9 and 9 of both sides are in an appropriate compression state. The waterproof performance is good.
[0039]
Since the joint material 6 can be attached from the indoor side, it is not necessary to install a scaffold on the outer periphery of the building.
[0040]
Further, the exposed surface of the watertight material 9 filled between the leg plates 73 of the joint material 6 is processed in advance to improve the slipperiness, and the wall panel 2 is predetermined along the axis of the building frame. Therefore, the wall panel 2 can be smoothly moved during jack-up, and the watertight material 9 can be prevented from being rubbed and damaged by the end face of the wall panel 2.
[0041]
As mentioned above, although one embodiment of the present invention has been described in detail with reference to the drawings, the specific configuration of the present invention is not limited to this embodiment, and design changes and the like without departing from the gist of the present invention are possible. Even if it exists, it is included in this invention. For example, the frame material of the wall panel 2 may be made of steel, and the watertight material 9 may be in three or more rows.
[0044]
【The invention's effect】
Further , according to the joint material of the present invention, the waterproof performance between the outer wall panels is good, the end of the outer wall material can be hidden, and the appearance design of the joint part is good. For this reason, since it can be used even if it is an outer wall surface material in which the design of a mouth end surface is not preferable, the breadth of outer wall surface material selection spreads.
In addition, the distance from the tip of the leg plate provided on one side of the plate material to the tip of the leg plate provided on the other side of the plate material has a dimension that substantially matches the width of the joint, so that the positioning of the outer wall panel Also useful.
[0045]
Furthermore, the present invention provides a joint portion structure of the wall panel, the joint material, since those mentioned above, in addition to the effects of the joint portion structure further similar action to that described above joint member There is an effect.
[0046]
And according to the wall panel mounting method of the present invention, the watertight material on both sides is in an appropriate compressed state, and the waterproof performance is good.
[0047]
Further, according to the wall panel mounting method of the present invention, it is possible to prevent the watertight material from being rubbed and damaged by the end face of the wall panel during jack-up.
[0048]
Further, according to the wall panel mounting method of the present invention, since the wall panel is as described above , the same effect as that of the wall panel is obtained in addition to the function and effect of the mounting method .
[Brief description of the drawings]
FIG. 1 is an embodiment of the present invention, in which (a) is a perspective view of a wall panel, and (b) is a cross-sectional view taken along line YY of (a).
FIG. 2 is a south front view of a building to which the wall panel of FIG. 1 is attached.
3A is a perspective view of a joint material, FIG. 3B is an exploded cross-sectional view of the joint material, and FIG. 3C is a modification of the joint material.
FIG. 4 is a horizontal sectional view showing a joint structure of a wall panel.
FIG. 5 is a horizontal sectional view for explaining a wall panel mounting method.
FIG. 6 is a front view of an adjacent wall panel, showing a wall panel mounting method.
7A is a vertical cross-sectional view showing a wall panel mounting method, and FIG. 7B is a horizontal cross-sectional view taken along line AA in FIG.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Building 2 1st floor wall panel 21 Frame material 22 Outer wall surface material 25 Breathable waterproof sheet 3 2nd floor wall panel 6 Joint material 7 Joint body 71 Board material 73 Leg board 8 Parting 9 Watertight material

Claims (5)

A joint material provided at a joint between adjacent wall panels,
A joint body that is attached to the joint section, and a parting part that is provided on one side of the joint body and that is attached so as to conceal the end of the wall panel across the adjacent wall panels. A pair of leg plates that are perpendicular to the plate material and separated from each other in the width direction of the plate material are provided upright on both sides of the plate material. A watertight material is filled in between, and the watertight material has a thickness dimension that protrudes from the tip of the leg plate, and extends from the tip of the leg plate provided on one side of the plate material to the tip of the leg plate provided on the other side of the plate material. The joint material is characterized in that the distance is set to a dimension that substantially matches the width of the joint part. It is a joint part structure of a wall panel in which joint material is provided at a joint part between adjacent wall panels,
Each of the wall panels arranged adjacent to each other is a wall panel in which an outer wall surface material is attached to a frame material, covers the back side of the outer wall surface material, and is permeable between the frame material and the outer wall surface material. The peripheral edge of the tarpaulin is a wall panel that is stuck to the end face of the wall panel,
The joint part structure of a wall panel, wherein the joint material according to claim 1 is disposed between the moisture-permeable waterproof sheets attached to the end surfaces of one wall panel and the other wall panel. In the wall panel mounting method, the plurality of wall panels are arranged adjacent to each other in the left-right direction of the building frame, and the joint material according to claim 1 is attached to the vertical joint between the wall panels.
After attaching one of the adjacent wall panels to the building frame, attach the leg plate on one side of the joint material to the end surface of the wall panel, and then attach the end surface of the other adjacent wall panel to the opposite side of the joint material Wall panel mounting method, characterized in that it is attached to a building frame in contact with a leg plate. The exposed surface of the watertight material filled between the joint plates of the joint material is processed to improve the sliding property in advance, and the wall panel is jacked at a predetermined height along the frame of the building frame. The wall panel mounting method according to claim 3 , wherein the wall panel is mounted in an up position. The wall panel is a wall panel in which an outer wall surface material is attached to a frame material, and the periphery of the moisture-permeable waterproof sheet that covers the back side of the outer wall material and is stretched between the frame material and the outer wall material is a wall. The wall panel mounting method according to claim 3 or 4 , wherein the wall panel is a wall panel that is attached to the end surface of the panel.

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