JP2846687B2 - Panel joint structure - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a joint structure of a panel used for an exterior wall, a partition, or a roof of a building or a building.

[Conventional technology]

Conventionally, joints of this type of panel are actually joined with male and female connecting parts as described in Japanese Utility Model Publication No. 52-3047,
In addition, a bolt is penetrated from the surface of the connecting portion, and is fixed to the base via a nut. In addition, the actual opening 64-53
No. 310 has been devised.

[Problems to be solved by the invention]

However, since the head of the fixture is exposed to the outside, there is a disadvantage that the anticorrosion property and the design of the appearance are inferior, and the waterproof property against water leaking from the fixing hole is inferior. Also,
Although the head of the fixture is not exposed to the outside, the jointing material (caulking material) must be planted at the joint, and the caulking material needs to be repaired every four to five years due to deterioration of the caulking material. was there. Furthermore, the planting of the caulking material requires skill, and there was variation among operators.

[Means for solving the problem]

In order to eliminate such a drawback, the present invention fixes a panel to a wall foundation by interposing a long timber having a substantially inverted T-shaped cross section between joint members formed on side end surfaces of the panel, A joint packing having a substantially T-shaped cross section and a waterproof piece formed on a leg thereof is attached to a joint gap between panels, and a joint cover attachment having a large number of linear and having locking portions at both ends on the joint. And a joint structure of a panel in which a long joint cover having engagement portions at both ends is integrally fitted to the joint cover fixture.

〔Example〕

Hereinafter, an embodiment of a joint structure of a panel according to the present invention (hereinafter, simply referred to as a joint structure) will be described in detail with reference to the drawings. That is, FIG. 1 is a partially cutaway sectional view showing the joint structure, wherein A is a tile plate, B is a panel, C
Is a joint packing, D is a joint cover fixture, E is a joint cover, and F is a joint part. More specifically, as shown in FIG. 2, the floor plate A is composed of a fixed piece 1 having a horizontal surface and a fixed piece 1.
Is formed in a substantially inverted T-shape in cross section from a rising piece 2 protruding substantially upward from the center, and is formed by rolling or extruding a metal plate material. As shown in FIG. 1, this seam plate A is formed on the back surface of the joint portion F of the panel B to prevent infiltration of rainwater, flame and the like from between the panels B to the side of the wall foundation α, and to fix the panel B. It functions as a guide or the like. As shown in FIG. 3, the panel B has a hat-shaped cross section and a long surface material 3 , a hat-shaped heat insulating material 9 formed on the back surface of the face material 3 , and a heat insulating material. A sandwich structure is formed from a back material 10 covering at least the back surface in the longitudinal direction of the material 9, a front material 3 , and a joint member 14 formed at an end in the width direction of the back material 10 . More specifically, the front material 3 and the back material 10
Is roll forming or pressing of one kind of metal material such as Al, Fe, Cu, stainless steel, aluminum / zinc alloy plated steel plate, color steel plate, clad steel plate, vibration damping steel plate (sandwich steel plate), fluorine coated steel plate, etc. It is formed by extrusion or the like. That is, the surface material 3 has a long decorative surface 4 and both side edges of the decorative surface 4 downward, perpendicular to the decorative surface 4,
Alternatively, a side wall 5 bent inward and outward, a protruding piece 6 having a lower end of the side wall 5 bent outward and extended, a guide portion 7 whose tip is tilted downward and bent, and a guide portion. 7
And the reinforcing pieces 8 whose inward edges are bent inward. In addition, the guide part 7 is a joint packing C shown in FIG.
1 functions as an insertion support piece when mounted as shown in FIG. When filling the raw material of the heat insulating material 9, the reinforcing piece 8 prevents the heat insulating material 9 from leaking to the surface side of the guide portion 7 and the projecting piece 6, and makes the side edge of the panel B straight, It is for making B contact each other without a gap. Further, the guide portion 7 and the reinforcing piece 8 are provided on the panel B.
It also functions as a reinforcement for itself. Also, surface material
The length of 1 is about 4000 to 10000 mm, and the width W ₁ (the width of the decorative surface 4) is 4
About 00～900Mm, overall width W ₂ is 450~1200mm position, the width W ₃ of the side wall 5 lower edge to the guide portion 7 end is 20~100mm position, the decorative surface 4
The height H1 from the projection 6 to the projecting piece 6 is about ₁₀ to 100 mm. The heat insulating material 9 mainly functions as a heat insulating material, a waterproof material, a sound absorbing material, a shock absorbing material, or a fireproof material. As the material,
One of polyisocyanurate foam, polyurethane foam, phenol foam, polyurea foam, and those to which a flame retardant and a flame retardant are added, or a laminate of one or more of these, or a mineral fiber or an inorganic molded article Are laminated with one or more layers interposed therebetween. The heat insulating material 9 discharges a raw material onto the back surface of the surface material 3 and integrates it with a mold structure, or integrates a molded body with an adhesive. The backing material 10 mainly covers the back surface of the heat insulating material 9 as shown in FIG. 3 and has the functions of a reinforcing material, a waterproofing material, a moistureproofing material, and a fireproofing material. It serves as an isolator to prevent Further, as the shape of the backing material 10 , a notch 11 in which the vicinity of both ends in the width direction is depressed, a side wall 12 in which the end of the notch 11 is bent upward, and a reinforcement in which the end of the side wall 12 is bent inward. It is composed of a locking piece 13.
More specifically, the notch 11 is formed between the panels B, the wall base α and the backing material 10 by the fixing piece 1 of the flooring plate A as shown in FIG.
Steps and gaps are formed to prevent the formation of a gap therebetween, and the reinforcing and locking pieces 13 prevent the end of the back material 10 from waving and serve as a portion for fixing the joint member 14 described later. Things. Also, in the back material 10 , the total width is W ₄ , the width of the notch 11 is W ₅ , W ₆ , and the width of the fixing piece 1 in the
Assuming that W ₇ , W ₉ and the width of the rising piece 2 are W ₉ , W ₄ ≒ W ₂ , W ₅
≒ W ₇ , W ₆ ≒ W ₈ , W ₉ = about 0.5 to 10 mm. As shown in FIG. 4, the joint member 14 has a hollow portion 15a in the main body portion 15 and has a substantially L-shaped shape at a lower portion of the main body portion 15 so as to be capable of engaging with the reinforcing and engaging piece 13 of the backing material 10. It is formed in an elongated shape from a fitting piece 16 and a fitting groove 17 that protrude from the main body, and has a certain degree of flexibility. More specifically, as shown in FIG. 3, the joint member 14 is formed at the end of the panel B so that the rising piece 2 of the tile plate A is formed at the joint F between the panels B.
In addition to improving the waterproofness and airtightness of the joints F, it functions as a contact-raising material, a contact-preventing material for the front and back surfaces 3 and 10 , and a heat insulating material made of a synthetic resin foam when the panel B is manufactured. Numeral 9 functions as a liquid leakage preventing material for preventing liquid from leaking between the front surface material 3 and the back surface material 10 . Further, the fitting groove 17 is locked by the reinforcing and locking piece 13 and the joint member 14
Has a positioning function and a function of a fixing groove. The material is a synthetic resin-based or rubber-based extruded material that is rich in flexibility, weather resistance, heat resistance, waterproofness, and dimensional stability.
For example, it is made of soft PVC. The contact surface 15b,
Only the fitting piece 16 may be made soft, and the rest may be made of a hard member. The joint packing C is a long extruded material as shown in FIG. 5, and has a substantially horizontal flat and narrow waterproof surface 18, a leg portion 19 having a substantially central portion of the waterproof surface 18 hanging downward, and a leg portion. In FIG. 1, an inclined waterproof piece 20 formed in the middle and at the tip is formed, and as shown in FIG.
The waterproofing piece 20 is inserted into the joint gap b formed by the rising piece 2 of the floor plate A while deforming, and is mounted so as to close the joint gap b. The material is the same as that of the joint member 14 , but if the material is too soft, it is difficult to insert the joint material. Of course, a waterproof piece
The width between 20 and the waterproof surface 18 is formed to be larger than the joint gap b. As shown in FIG. 6, the joint cover fixture D is a short piece formed by bending a metal plate material, and includes a horizontal plane fixing part 21 and a locking part 25 . More specifically, the fixing portion 21 has a horizontal plane shape, and includes a mounting hole 22 and a stabilizing piece 21a serving as a mark of a mounting position. The locking portion 25 includes a rising piece 23 in which both end edges of the fixing portion 21 are bent upward, and a locking piece 24 in which the tip of the rising piece 23 is formed at an acute angle with respect to an extension of the fixing portion 21.
It is formed from In addition, it is possible to provide a mounting positioning function by bending the stabilizing piece 21a downward and aligning the stabilizing piece 21a with the joint gap b when mounting the joint cover fixture D. In this case, it is easy to install a plurality of joint cover attachments D in a straight line, and the construction becomes very easy. The material is a metal material, for example, stainless steel. The locking piece 24 locks an engaging piece 28 of the joint cover E described later, and the joint cover E
Is fixed to the joint portion F between the panels B. Further, by forming the joint cover attachment D in a short shape, even if the joint cover E comes off from one of the joint cover attachments D, Since the joint cover E is locked by the joint cover mounting member D, the joint cover E does not peel off and can be easily engaged and mounted. Further, the joint cover E is made of the above-described thin metal plate, and has a decorative surface portion 26 in a horizontal plane shape, and a side wall decorative member which is formed by inclining both end edges of the decorative surface portion 26 downward as shown in FIG. An engaging portion 29 is formed by a surface 27 and an engaging piece 28 bent in a shape capable of engaging the engaging piece 24 with the tip of the side wall decorative surface 27 inward. More specifically, the decorative surface portion 26 is used when the panel B is fixed on the wall base α by fixing the joint cover E to the joint portion F with the joint cover fixture D as shown in FIG. This is for covering the fixing tool β so that the fixing tool β is not exposed to the outside. In addition, the engagement piece 28 is locked by the locking piece 24 of the joint cover attachment D, and the joint cover E is fitted to the joint cover attachment D, so that the joint cover E is securely placed on the joint F. It is for fixing without detachment.

Next, a construction method for forming the joint structure according to the present invention will be described.

Now, to construct the outer wall as shown in FIG.
As shown in FIG. 3, a floor plate A and a panel B formed by roll forming a sheet metal material as shown in the figure are shown in FIG. 3 , and a 0.5 mm thick color steel plate is used as the surface material 3 and the back material 10. As the core material 9, a raw material made of polyisocyanurate foam was filled between the front and back materials 3 and 10 , reacted, foamed, then cured and integrated, and the joint packing C was as shown in FIG. The joint cover fitting D is made of stainless steel (0.6 mm thick) as shown in FIG. 6, and the joint cover E is made of a surface material 3 as shown in FIG. The same material is roll-formed and used as shown in FIG.
Therefore, a plurality of the siding boards A as shown in FIG. 2 are vertically fixed to the wall base α made of the C-type steel at a pitch of the entire width W ₂ (600 mm) of the panel B by the fixture β. When the attachment (layout) of the siding board A is completed, the panel B is inserted between the rising pieces 2 of the siding board A, and the protruding piece 6 is fixed to the wall base α by the fixing tool β. When the joints F between the panels B are formed in this manner, the joint packing C is inserted into the joint gaps b between the panels B so as to press them, and the waterproof strips 20 are formed.
It is fixed by the elasticity (restoring force). When the joint packing C is completed, as shown in FIG. 1, the fixing part 21 of the joint cover fixture D is fixed on the projecting piece 6 of the panel B by the fixture β, and the joint cover fixture D is fixed at a predetermined pitch. (600m
m). When all the joint cover attachments D have been attached, the locking portions 25 of the joint cover attachment D
Next, an engaging portion of a long joint cover E as shown in FIG.
The joint 29 is fitted, and the joint portion F between the panels B is covered with the joint cover E to complete the construction.

〔The invention's effect〕

As described above, according to the joint structure of the present invention, the triple waterproof layer is formed by the joint plate, the joint member of the panel, and the joint packing formed in the joint gap. There is no need to plant caulking materials that require skill. Water resistance and airtightness can be maintained over a long period. The head of the fixture is not exposed at the joint. Since the deformation at the time of fixing the panel is covered by the joint cover, no skill is required for construction. Since the joint cover attachment is short, it is easy to attach the joint cover, and even if the joint cover comes off from one of the joint cover attachments, the joint cover does not come off as a whole.
Since the fixing tool is covered with the joint cover, the fixing tool is not exposed to the outside and can be formed with a beautiful appearance. Since both ends of the joint cover are locked at both ends of the joint cover fixture, no gap is formed between the joint cover and the panel. Since both ends of the panel are fixed, the fixing is strong and it is strong against external forces such as earthquake resistance and wind pressure resistance. There are features and effects such as.

[Brief description of the drawings]

FIG. 1 is a partially cutaway sectional view showing an example of a joint structure of a panel according to the present invention, FIG. 2 is a perspective view showing an example of a tiling plate, FIG. 3 is a perspective view showing an example of a panel, FIG. FIG. 4 is a perspective view showing a joint member which is one of panel members, FIG. 5 is a perspective view showing a joint packing, FIG. 6 is a perspective view showing an embodiment of a joint cover attachment, and FIG. It is a perspective view showing one example of a joint cover. A: Seat plate, B: Panel, C: Joint packing, D
... Joint cover fitting, E ... Joint cover, F ... Joint, 14 ... Joint member.

──────────────────────────────────────────────────続 き Continuing from the front page (72) Inventor Yoshihiko Kanno 2- 8-13 Mikamachi, Higashine-shi, Yamagata Pref. Examiner at IG R & D Co., Ltd. Makoto Nakata (58) Field surveyed (Int. Cl. ⁶ , DB Name) E04B 13/12 E04B 13/08 E04B 1/68 E04G 23/02

Claims (1)

(57) [Claims] 1. A long-sized floor plate formed in a substantially inverted T-shaped cross section from a horizontal fixing piece, a rising piece protruding substantially at the center of the fixing piece upward, and a long makeup. Surface and side walls provided on both side edges of the decorative surface, a projection for both nailing and extension, in which the lower end of the side wall is bent outward to extend, and an edge of the projection is inclined downward and inward. A surface material having a cross section formed into a hat shape from a guide portion bent into a shape, a heat insulating material made of plastic foam having a cross section hat filled on the back surface of the surface material, and covering at least the back surface of the heat insulating material and having a width. Material having a reinforcing and locking piece with both ends in the direction bent inward in a U-shape, and both width and width edges of the surface material and the back material fitted to the reinforcing and locking pieces of the back material A panel composed of a long joint member formed between the panels, a narrow waterproof surface and a center of the waterproof surface protruding downward. A long joint packing having a certain degree of flexibility in which a waterproof piece protruding outward is formed on the outer surface of the leg portion, and a horizontal flat fixing portion. A short joint cover attaching tool having a locking portion composed of a rising piece having both ends of the fixing portion bent upward and a locking piece protruding outward while projecting the tip of the rising piece; An elongated portion formed with a decorative surface portion, a side wall decorative surface having both end edges of the decorative surface portion bent downward at an obtuse angle, and an engaging piece formed by bending the tip of the side wall decorative surface inward at an acute angle. And a joint cover, wherein
A plurality of rising pieces are fixed to the base of the plurality of walls at substantially the same pitch as the entire width of the panel, and the panel has a joint member formed on the side end face in the width direction abutting between the rising pieces of the floorboard, and a projecting piece. Is fixed to the wall base by the fixing tool, and is mounted without any gap by inserting the legs of the joint packing into the joint gap between the fixed panels, and the joint cover fitting is linearly mounted on the projecting piece of the panels. The joint structure of the panel, wherein the joint cover is fixed by a plurality of fixing tools, and the joint cover is integrally formed by fitting an engaging portion of the joint cover to a locking portion of the joint cover attaching tool.