JPH0336356A - Joint structure for panel - Google Patents

Abstract

PURPOSE:To improve waterproof and fireproof by adhesively attaching an adhesive layer of batten to the side surface of a panel, in which contact between obverse and reverse materials is removed, fixedly mounting the adjacent panels to the batten and mounting a joint cover mounting tool and a joint cover. CONSTITUTION:The end part of a panel 1, in which contact between obverse and reverse materials 2 and 9 is removed, is fixed to a backing alpha, and by adhesively attaching an adhesive layer 15 of batten 12 to a side surface of the panel 1, an adjacent panel 1', whose end part is mounted to the batten 12, is fixed. Next a joint cover mounting tool 16 is fixed between upper surfaces in the end part of the panels 1, 1', and a joint cover 22 is integrally fitted. In this way, waterproof and fire resistance can be improved.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a joint structure of panels used for architecture, exterior walls, partitions, and roofs of structures.

[Conventional technology]

Conventionally, the joints of this type of panel were made by actually connecting male and female connecting parts, as described in Japanese Utility Model Publication No. 52-3047, and passing bolts through the surface of the connecting parts and inserting nuts into the base. It had a fixed structure.

[Problem to be solved by the invention]

However, if the head of the fixture is exposed to the outside, there are disadvantages in that the waterproof property, anticorrosion property, and design of the outside are inferior.

In addition, the panel joints have the disadvantage that they cannot be used as a pattern, and they also have the disadvantage of poor thermal bridges and fire resistance.

[Means for Solving the Problems] In order to eliminate such drawbacks, the present invention eliminates the contact between the front and back materials, and also vertically installs inverted T-shaped paving boards at the side edges of the panel. It is temporarily fixed through an adhesive layer provided on the piece, and also covers the joint back side of the panel, and a joint cover fixture is fixed to the end of the panel including the joint, and to this joint cover fixture, The present invention provides a panel joint structure in which a joint cover having engaging portions at both ends is integrally fitted.

(Example) The joint structure of a panel according to the present invention (
An example (hereinafter simply referred to as joint structure) will be described in detail. In other words, Fig. 1 is a cross-sectional view showing the above-mentioned joint structure, where soil is a panel, dan is a sill board, ce is a joint cover fixture, lacquer is a joint cover, α is a base, β is a fixture, and γ is a joint. Department.

To explain further, on the panel, for example, as shown in Fig. 2, a metal surface material with a hat-shaped cross section and an elongated body! (hereinafter simply referred to as the surface material) and a metal backing material i (which covers at least the back surface in the longitudinal direction of the heat insulating material 8, such as a heat insulating material 8 having a cross-sectional shape of a hat formed on the back surface of the surface material -2-).
(hereinafter simply referred to as the backing material) into a sandwich-inch structure. To explain further, the amount of surface material and the back material are metal materials, such as A12% Fe, Cu, stainless steel, aluminum/zinc alloy plated steel sheet, colored copper sheet,
One type of steel plate, such as a clad steel plate, a damping steel plate (sand inch steel plate), or a fluorine-coated mock steel plate, is formed by press working, extrusion molding, or roll forming. That is, as shown in FIG. 3, the surface material 1 has a long decorative surface 3 and both side edges of the decorative surface 30 are bent downward, perpendicular to the decorative surface 3, or inclined inwardly or outwardly. A side wall 4, a protruding piece 5 whose lower end is bent outward and extended, and a guide part 6 for a joint cover fixture (hereinafter simply referred to as a guide part) whose tip is bent upward or downward. ) and a guide piece 7 whose end edge of the guide part 6 is bent vertically downward or into an L-shape as shown. In addition, the guide part 6
As shown in Fig. 1, the recess 18 in the center serves as a guide recess when attaching the joint cover attachment of different lengths.
In particular, the joint cover attachment lengths are formed short so that the joint cover seats are secure and difficult to separate, and are installed in a straight line. In addition, when filling the guide piece 7 with the raw material for the heat insulating material 8, the heat insulating material 8 should be prevented from leaking onto the surface of the guide part 6 and the protruding piece 5, and the side edges on the panel should be made straight. This is for making contact with the vertical piece 14 of the batten without any gaps. Furthermore, the guide portion 6 and the guide piece 7 also function as reinforcement for the panel itself. In addition, the length of the surface material is 4000 to 10000 degrees, and the width Wl (width of the decorative surface 3) is 400 to 900III1.
The total width Wl is about 450-1100 mm, the width W3 from the edge of the side wall 4 to the guide piece 7 is about 20 to 100 looms, and the height Hl from the decorative surface 3 to the protruding piece 5 is about 10 to 100 looms. The heat insulating material 8 mainly functions as a heat insulating material, a waterproof material, a sound absorbing material, a buffering material, an adhesive, a core material, or a fire prevention material. The materials include polyisocyanurate foam, polyurethane foam, phenol foam, polyurethane foam, one of these with flame retardants and flame retardant additives added, or a laminate of one or more of these, or mineral fiber. , which has a laminated structure with one or more layers of inorganic molded bodies interposed therebetween. The heat insulating material 8 is made by discharging raw materials onto the back surface of the surface material -2- and integrating it with a mold structure, or by integrating the molded body with an adhesive, and its thickness tI, tl is h= 30-2
00III11, tw = about 20 to 100 mm. The main backing material is as shown in Figure 4, and as shown in Figure 2, it mainly covers the back side of the heat insulating material 8 and has the functions of reinforcing material, waterproofing material, moisture proofing material, and fireproofing material. With,
It serves as an isolating material that prevents the heat insulating material 8 from coming into direct contact with the base layer α. In addition, as shown in FIG. 4, the shape of the back material 9 may be a gutter-like shape in which the longitudinal edges are bent vertically upward to form reinforcing pieces 10, 11, or it may be a shape that covers only the back surface of the heat insulating material 8. It consists of a flat plate, etc., and has a width of W.

is the same as the above W, the relief height Hg = about 0 ~ 10 mm, and the width W required when storing the horizontal surface part of the board! is 5-5
It is set to about 0 mm. In addition, the back surface material is formed so as not to come into contact with the surface material-2- as shown in FIG.
The amount of surface material and back surface are formed so that they do not form thermal bridges.

As shown in Figure 5, the mat shell has an inverted T-shaped cross section and is made of a long sheet of metal thin plate or extruded product (plastic, aluminum), and is used to protect joints for fire prevention and waterproofing purposes. In other words, the horizontal joint back surface covering part 13 functions as a material.
It is formed from a vertical piece 14 and an adhesive layer 15, such as double-sided tape, placed at an appropriate position. In particular, the adhesive layer 15 is applied to the side surface 1a of the panel, and after the panel is fixed, the back side of the joint part T is covered with the joint back covering part 13 of the pad shell as shown in FIG. This configuration eliminates the need to fix the paving board to the base α by allocation during construction. In addition, the height Hs is Hs<tg, and the joint back surface covering part 1
The width W of the adhesive layer 15 is 10 to 100 mm, and the width W7 of the adhesive layer 15 is 5 mm.
~2Q+nm, and the adhesive layer 15 is on the side surface 1 on the panel.
An adhesive that easily adheres to a is used. As shown in FIG. 6, the joint cover fixture is a short piece made by bending and forming a metal plate, and includes a horizontal fixing piece 17, a guide recess 18 whose center is bent into a concave shape, A locking part set is formed of a rising piece 19 with both ends of the fixed piece 17 bent upward, and a locking piece 20 with the tip of the rising piece 19 bent inward, and the following joint cover coating is applied. It functions as a fixture for fixing the panel to the joint part T of the earthen floor. To explain in more detail, the fixing piece 17 is a part for fixing the joint cover fixture on the protruding piece 5 on the panel, and the guide recess 18 is inserted between the guide parts 6 on the panels, and the joint cover This part is useful for determining the mounting position of the fixture.

In addition, the locking piece 20 is a retaining piece 25 of a joint cover in general, which will be described later.
This is for fixing the joint cover holder to the joint part γ between the panels, and by forming the joint cover mounting corporal into a short shape, it is possible to attach the joint cover from one of the joint cover fixtures to the other. Even if the joint cover comes off, it will be secured by the other joint cover fixtures, so the joint cover seat will not come off and can be easily attached. Further, the joint cover seat is made of the above-mentioned metal thin plate material, and its shape is as shown in FIG. 24, and a retaining piece 25 which is bent inward so that the tip of the side wall decorative surface 24 can be engaged with the above-mentioned retaining piece 20. To explain in more detail, the decorative surface part is fixed by fixing the joint cover seat to the joint part T with the joint cover fixing tool set, as shown in Figure 1. This is to cover the fixture β and prevent the fixture β from being exposed to the outside.

In addition, the retaining piece 25 is locked to the locking piece 20 of the joint cover attaching corporal, and by fitting the joint cover seat into the joint cover fixture, the joint cover seat can be reliably removed from the joint part γ. It is intended to be fixed in place.

Next, a construction example will be explained.

Assume that an outer wall as shown in FIG. 1 is constructed. Therefore, screw the side edge of the panel onto the base α using screws β.
Fix it by. Next, the adhesive layer 15 of the panel board as shown in FIG. 5 is adhered to the side surface 1a of the panel, using the joint back surface covering portion 13 as a guide to form the back surface of the joint portion γ.

Next, the side surface 1 that will be the fixed part on the panel as shown in Figure 2
Place a on the side surface 1 of the panel on the joint back covering part 13 of the plank board.
a is placed and pressed in the direction of the side surface 1a on the panel to fix the panel top to the base α and form a joint portion γ° with a small gap. Therefore, a through-hole 17a was drilled so as to match the guide recess 18 of the joint cover fixture SE on the joint part γ, and to pass through the head of the fixture β fixing the star on the panel. Place it as a guide, then insert the fixture β into the through hole 17.
It is fixed to the base α via b. Thereafter, the joint cover seat is attached with elasticity to complete the joint part T. Of course, it is preferable to install the joint cover seat after the installation of the joint cover fixture on the entire wall surface is completed.

[Other Examples] What has been described above is only one example of the joint structure of a panel according to the present invention, and as shown in FIG. silicone-based, polyurethane-based, acrylic-based, SBR-based, etc., and acrylic super absorbent resins that expand when water is absorbed and contract when dried; borax that foams and hardens by releasing crystal water under high heat; It is also possible to fill the structure with a compound containing sodium metaborate or the like to further improve waterproofness, airtightness, heat insulation, or fire resistance. In addition, Fig. 9 shows the joint structure when the back side of the soil side 1a is flat on the panel, Fig. 10 shows the cross section of the seam +N12 as shown in the figure, and strengthens waterproofness, and Fig. 11 ( a) to (k) are other embodiments on the panel, and FIG. 12 is another embodiment in which the joint cover is attached to different lengths, and a guide protrusion 18a is provided at the end instead of the recess 18. It is of different length, and Fig. 13 shows the joint cover seat.
FIG. 14 shows an example in which the joint surface 7 can be secured as shown in the figure. Furthermore, in FIG. 2, the panel may be provided with a groove 11b for waterproofing and preventing material leakage of the heat insulating material 8 at the position indicated by the dashed line.2 FIG. An example is shown, and the adhesive layer 15 can also be planted in the form of a single line.

〔Effect of the invention〕

As described above, according to the panel joint structure according to the present invention, ■ the panel is fixed to the base, then the sill board is attached, and then the mounting portion of the adjacent panel is brought into contact with the sill board, and then fixed. Because of its structure, there is no need to fix the siding boards to the base at positions that have been pre-assigned with high-precision dimensions; instead, they are simply fixed temporarily with adhesive according to the construction order, and there are no differences in panel thickness or other than the edges. It is extremely easy to construct and has high efficiency regardless of its shape. ■The head of the fixture is not exposed at the joint. ■Waterproofing, heat insulation, and fire resistance (prevention of flame infiltration) are greatly improved by the use of paving boards. ■Since the deformation when the panel is fixed is covered by the joint cover, no skill is required for construction. ■Since the joint cover fixture is short, the joint cover can be easily attached and will not come off.

It has the following characteristics and effects.

[Brief explanation of drawings]

Fig. 1 is a sectional view showing an example of the joint structure of a panel according to the present invention, Fig. 2 is an explanatory drawing showing an example of the panel, Fig. 3 is an explanatory drawing showing an example of the surface material, and Fig. 4 is an explanatory drawing showing an example of the surface material. An explanatory diagram showing an example of a back material, FIG. 5 is a perspective view showing an example of a sill plate, and FIGS. 6 and 7 are examples of a joint cover fixture and a joint cover, which are members in the joint structure according to the present invention. Explanatory diagram showing 8th
9 are explanatory diagrams showing other examples of joint structure,
FIG. 10 is a perspective view showing another embodiment of the sill board, the first
Figures 1 (a) to (not shown) are explanatory diagrams showing other examples of panels, Figure 12 is a joint cover fixture, Figures 13 and 14 are joint covers, and Figure 15 is an illustration of other examples of siding boards. It is a perspective view showing an example. Top...Panel, Ni...Padding board, Average...Joint cover fixture, Yu...Joint cover, α...Substrate, β...
Fixing tool, γ... joint part. Ticket/Drawing・Mow・Dan・Bon・・Panel・Paint board・Joint cover fittings・Joint cover Figure 3 Figure Cow Figure Figure 6 Figure Wa Figure Figure D Figure 1 (αj ( ch Fig. 11 ()n - 2 Fig. 6 1'6 to 3 Fig. 5 4 Fig. 5

Claims (1)

[Claims] (1) A slat board with an inverted T-shaped cross section in which an adhesive layer is planted on a long vertical piece, a long decorative surface, side walls provided on both edges of the decorative surface, and a lower end of the side wall. A cross section is made from a protruding piece that is bent outward and extended to serve as a nail driver, and a joint cover fixture guide part that is bent inward by tilting the edge of the protruding piece upward or downward. It has a sandwich structure consisting of a metal surface material formed into a shape, a heat insulating material made of plastic foam and having a hat-shaped cross section filled in the back surface of the surface material, and a metal back material covering at least the back surface of the heat insulating material. A short joint cover having a locking part consisting of a panel, a horizontal fixed piece, a rising piece with both ends of the fixed piece bent upward, and a locking piece with the tip of the rising piece bent inward. An engaging portion is formed from a mounting tool, a horizontal decorative surface portion, a side wall decorative surface in which both edges of the decorative surface portion are bent downward at an obtuse angle, and an engagement piece in which the tip of the side wall decorative surface is bent inward at an acute angle. The projecting piece of the panel is fixed to the base, the adhesive layer of the sill board is adhered to the longitudinal side of the panel, and the horizontal surface part of the sill board is The protruding pieces of adjacent panels that come into contact with the back surface material of the panel are placed on the siding board to fix the part, and a plurality of joint cover fixtures are fixed between the protruding pieces, and the joint cover fixtures are attached to the fixtures. A panel joint structure characterized in that the engaging portion of the cover is elastically fitted.