JPH0387467A - Joint structure of constructing panel - Google Patents

Abstract

PURPOSE:To improve the waterproof property of a joint part by installing a batten between adjacent panels, plating a caulking material between both the edges of the panels followed by fixing by a joint cover fitting tool, and integrally fitting a joint cover to this joint part. CONSTITUTION:A construction panel 1 is formed by filling a heat insulator 21 between a metal surface material 2 and a rear surface material 14, and the panels are mutually connected by a joint cover fitting tool 26 and a joint cover 32, with a caulking material 22 and a batten 23 being interposed in their joint part. A caulking material 22 is planted between the recessed part and protruded part of both the edges of the panels 1. In the batten 23, a standing piece 25 is provided in nearly the center of a fixing piece 24, the batten 23 is fixed to a joint part gamma, and the panel 1 is mounted and fixed by a fixing tool beta. Then, the adjacent panels 1 are mutually connected by the joint cover fitting tool 26, and the joint cover 32 is integrally fitted thereto. Hence, the waterproof airtight properties of the joint part can be improved.

Description

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

Another drawback was that the joints of the panels could not be used as patterns. Furthermore, it had the disadvantage of poor thermal bridging and fire protection.

[Means to solve the problem]

In order to eliminate such drawbacks, the present invention eliminates the contact between the metal front and back materials, and interposes a paving board with a substantially inverted T-shaped cross section between adjacent construction panels. The architectural panel has a mutually interlocking structure with depressions and protrusions formed on both sides, and caulking material is interposed between the depressions and the protrusions, and joint covers are provided across the fixed pieces of both architectural panels. Fix the fixture and attach it to this joint cover fixture.
The present invention provides a joint structure for a construction panel in which a joint cover having engaging portions at both ends is integrally fitted.

〔Example〕

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the joint structure of a construction panel (hereinafter simply referred to as joint structure) according to the present invention will be described in detail below with reference to the drawings. In other words, Fig. 1 is a cross-sectional view showing the above-mentioned joint structure, where the upper part is a construction panel (hereinafter simply referred to as a panel), the hammer is a sill board, the tip is a joint cover fixture, the out part is a joint cover, and α is a base. , β is a fixture, and γ is a joint.

To explain further, on the panel, for example, as shown in FIG. The formed heat insulating material 21 having a hat-shaped cross section, and a metal back material 14 that covers at least the back surface of the heat insulating material 21 in the longitudinal direction.
(hereinafter simply referred to as the backing material) into a sandwich structure.

To explain further, the surface material 2 and the back material 14 are metal materials, such as A1.10% Cu, stainless steel, aluminum/zinc alloy plated steel sheet, colored steel sheet, enamel steel sheet, clad steel sheet, vibration damping steel sheet (sandwich steel sheet), and fluorocoated steel sheet. It is formed by pressing, extruding, roll forming, etc. one type of membrane steel plate. That is, as shown in FIG. 3, the surface material 2 includes an elongated decorative surface 3, side walls 4.5 with both side edges of the decorative surface 3 bent at an arbitrary angle, and a fixed wall whose lower end protrudes outward. piece 6.7, a joint cover fixture guide piece (hereinafter simply referred to as a guide piece) 8.9, which is bent with the tip of the fixed piece 6.7 tilted upward or downward, and guide piece 8.
．． A contact surface lo, 11 in which the tip of the contact surface 9 is bent downward, a recessed portion 12 in which the lower end of the contact surface 10 is bent in the direction of the decorative surface 3, and then bent downward to form a U-shape; A gutter-like portion 1a is formed from a protruding portion I3 whose lower end is bent outward and then bent downward to form a ]-shape. The back material 14 is the third
As shown in the figure, a side surface 15.18 is formed from a side piece 16.19, which is formed by bending both ends of a long plate material upward, and a reinforcing piece 17.20, which is formed by bending the tip of the side piece I6.19 inward. The gutter-like portion 14a is formed from this. This back material 14 covers the back surface of a heat insulating material 21 (to be described later) to make the panel 1 a sandwich structure, and improves the mechanical strength of the panel itself.
It is useful as a water absorbing material, soundproofing material, banking material, etc. The back material 14 is integrated with the surface material 2 by a heat insulating material 21, which will be described later, and is also integrated with the surface material 2 so as to form a mutually interlocking structure by the depressions 12 and protrusions 13 of the surface material 2. The heat insulating material 21 is mainly made of synthetic resin foam, which also functions as a waterproofing material, soundproofing material, cushioning material, fireproofing material, etc., such as polyisocyanurate foam, phenol foam, polyurea foam, polyimide foam, etc. etc., and these synthetic resin foams contain flame retardants (borates, silicates, phosphates, etc.), flame retardant aids (gypsum slag, talc, shirasu balloons, etc.), and aggregates (perlite, glass). peas, etc.), fibrous materials (long and short fibers), etc., phenol foam powder coated around pearlite and foamed by heating and pressurizing, gypsum board, rock wool board , glass wool board, ALC, insulation board, wood chip board, glass wool, etc. Further, the heat insulating material 21 is formed so that the front material 2 and the back material 14 do not come into contact with each other even at the connecting portion, thereby improving fire resistance and heat insulation by preventing thermal bridges. Reference numeral 22 denotes a caulking material which is planted in the depression 12 or the protrusion 13 (not shown) as shown in FIG. 2, and is intended to improve the waterproofness between the panel top and the earth floor at the joint T. The material is
It is adhesive, such as hot melt type, silicone type, polyurethane type, acrylic type, SBR type, etc.1
．． It consists of a type of compound containing acrylic super-absorbent resin that expands when it absorbs water and contracts when it dries, borax, sodium metaborate, etc. that foams and hardens by releasing crystal water under high heat. This is intended to improve waterproofness, as well as airtightness, heat insulation, or fire resistance. To explain further, as shown in FIG. 1, the caulking material 22 is applied to the recesses where the panel tops directly contact each other at a position where there is no intervening position similar to the later-described sill plate deafening and joint cover fittings in the joint portion T. 12 and protrusion 13
Since it is planted so as to be interposed in between, it is possible to plant it on the panel in advance. Furthermore, even when planting at a construction site, the panel can be fixed after the caulking material 22 is planted on the panel, improving workability. will serve as a planting guide and can be done easily.

As shown in FIG. 5, the pad hammer is made of a long plate material, such as a metal VA plate material, a synthetic resin material, a porcelain material, etc., and has a horizontal fixed piece 24 and a substantially central part of the fixed piece 24. It is formed into a substantially inverted T-shape in cross section from an upwardly projecting rising portion 25 and a protrusion 24a formed on the fixing piece 24.

As shown in Fig. 1, this board hammer is fixed on the base α via fixtures β at the pitch of the working width on the panel, and has waterproofness, airtightness, wind pressure resistance, and fire resistance at the joint part γ. , the layout during construction on the panel functions as a base.

As shown in Fig. 6, the joint cover fixture is a short piece made by bending and forming a metal plate, and has a horizontal fixing piece 27 and a protruding guide piece 27 bent downward at both ends of the center. A locking portion is formed of a stabilizing piece 28, a rising piece 29 with both ends of the fixed piece 27 bent upward, and a locking piece 30 with the tip of the rising piece 29 bent inward, as described below. Place the joint cover board on the joint T between the tops of the panels.
It functions as a fixture for fixing to the To explain in more detail, the fixing piece 27 is a part for fixing the joint cover fixture number on the fixing piece 6.7 on the panel,
The stabilizing piece 28 for guide is the guide piece 8.9 between the panels.
This is a part that is inserted between the joint covers and helps in determining the mounting position of the joint cover fixtures. In addition, the locking piece 30 is for locking a retaining piece 35 made by Joint Cover Co., which will be described later, and fixing the joint cover to the joint part T between the panels. By forming the joint cover in a shape, even if the joint cover is removed from one of the joint cover fixtures, it will be locked by the other joint cover fixtures.
The joint cover hammer does not come off and can be easily attached. Furthermore, the joint cover is made of the metal thin plate material mentioned above, and its shape is as shown in FIG. 34, and a retaining piece 35 which is bent inward so that the tip of the side wall decorative surface 34 can be engaged with the aforementioned engaging piece 30. More specifically, as shown in FIG. 1, the decorative surface part 33 is fixed to the joint part T using a number of joint cover fixtures, so that the decorative surface part 33 can be used for fixing the panel top on the base α. This is to cover the fixture β and prevent the fixture β from being exposed to the outside. In addition, the engaging piece 35 is locked to the locking piece 30 at the joint cover attachment part, and by fitting the joint cover to the joint cover fitting number, the joint part γ
This is to securely fix the joint cover on top without coming off.

Next, the joint structure according to the present invention will be explained through construction examples.

Assume that an outer wall as shown in FIG. 1 is constructed. Note that the caulking material 22 is applied to the recess 1 in advance as shown in FIG.
Assume that it is planted in 2.

Therefore, on the base α made of main pillars, studs, waterproof sheets, etc., or a steel base, the siding boards are fixed at the positions of the joints T allocated according to the working width on the panel. Next, attach the panel top by sandwiching the slat board deaf, and fix the fixing piece 6.7.
is fixed via a fixing device β such as a bolt. At this time, the panels are mounted and fixed so that they form a mutually interlocking structure using the depressions 12 and the protrusions 13. Thereafter, the safety piece 28 for guiding the tip of the joint cover fixture is aligned on the joint part γ, and fixed onto the fixing piece 6.7 with a blind rivet, screw screw, or the like. Thereafter, the joint covers are attached to each other with elasticity to complete the joint portion γ. Of course, it is preferable for the joint cover company to install the joint cover attachment after the joint cover installation has been completed on all walls.

[Other Examples]

What has been described above is only one embodiment of the joint structure according to the present invention, and FIGS. 8(a) to (71) and FIG. 9(
Shapes such as those shown in a) to (f), FIGS. 1O (a) to (f), and FIGS. 11 (a) and (b) can also be used. In other words, FIGS. 8(a) to (j) mainly show the surface material 2.
Panel A and FIGS. 9(a) to 9(f) are panels in which the back material 14 is respectively modified. Also the 10th
Figure (a) shows a panel with caulking material 22 planted in the protrusion 13, and figure (b) shows a sheet of heat insulating material 21 to prevent liquid from leaking between the surface material 2 and back material 14 when the raw material is discharged. On the panel covered with material 37, the figure (C) shows a raised material to prevent the surface material 2 and the back surface material 14 from coming into contact, a fireproof material (inorganic material), and a back-up material 38 that functions to prevent liquid leakage. On the formed panel, the figure (d) shows a raised material 3 for determining the distance between the front material 2 and the back material 14, the so-called thickness.
9 (short material or long material) on the panel formed (
e) The figure shows a panel in which the heat insulating material 21 is filled with aggregate 40 such as pearlite grains to improve fire resistance, and (f) the figure shows the surface material 2.
This is a panel in which the shape of the back material 14 is reversed.

Furthermore, FIGS. 11(a) and 11(b) show caulking of joints where one edge or both edges of the decorative surface 3 of the surface material 2 are bent inward and the upper edges of the panels face each other during construction on the panel. This is a panel on which an end wall 3a is formed in order to improve workability and durability of material processing, and (b) is a sectional view taken along the line E in (a). Of course, Figures 8(a) to (71 to 11(
It is also possible to use a combination of a) and (b) on a panel. In addition, Fig. 12 shows another embodiment of the joint cover fixture 26, in which a guide groove 28a is provided in the center instead of the resting piece 28, and Fig. 13 shows a modification of the joint cover plate. This is an example, and FIG. 14 shows an example in which the joint portion 7 surface can be secured as shown in the figure.

〔Effect of the invention〕

As described above, according to the joint structure according to the present invention, (1) the caulking material is directly interposed between the panels, so that the waterproofness and airtightness of the joint parts are greatly improved.

■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. ■Easy construction and good finish because panels can be allocated by fixing the siding boards. ■Caulking material can be planted on the panels in advance, improving workability. It has the following characteristics and effects.

[Brief explanation of drawings]

FIG. 1 is a partially cutaway sectional view showing an example of the joint structure of a construction panel according to the present invention, FIG. 2 is an explanatory diagram showing an example of the construction panel, and FIGS. 3 and 4 are the above An explanatory diagram showing a metal surface material and a metal back material of a construction panel, FIG. 5 is an explanatory diagram showing an example of a paving board, and FIGS. 6 and 7 are joint structures of a construction panel according to the present invention. An explanatory diagram showing an example of a joint cover fixture and a joint cover, which are members in Figure 8 (
a) to (1), Fig. 9 (a) to (f), Fig. 10 (a)
) to (f), FIGS. 11(a) and 11(b), FIGS. 12, 13, and 14 are explanatory diagrams showing modifications of each member. Top... Architectural panel, 2... Metal surface material, 12.
... depression, 13 ... protrusion, 21 ... heat insulation material, 22
... Caulking material, 23 ... Padding board, 26 ... Joint cover fitting, 32 ... Joint cover 2nd part! Top of the map... 22. Country. Figure 8 Figure (α) Figure (k) Figure O Figure (l11) Figure 1 (OJ +4 Figure 2 Figure 6 Figure 36

Claims (1)

[Claims] (1) A long decorative surface, side walls provided on both sides of the decorative surface, a fixed piece extending the lower ends of the both walls by bending outward, and a tip of the fixed piece bent at an angle. A guide piece for a joint cover fixture that has been bent, a contact surface with the tip of the guide piece for a joint cover fixture bent downward, and a lower end of one of the corresponding contact surfaces bent toward the decorative surface, and the tip thereof is bent downward. A metal surface material having a substantially hat-shaped cross section with a depression bent downward, a protrusion bent outward at the lower end of the other contact surface, and then bent downward, and the surface It has a sandwich structure consisting of an insulating material with a hat-shaped cross section filled on the back side of the material, and a metal backing material that covers at least the back side of the insulating material, and has a structure in which only the insulating material part exists between the front and back materials. A construction panel, a short length having a locking part consisting of 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. The joint cover fixture is engaged with 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. Using a joint cover formed with a section and a sill board having a substantially inverted T-shaped cross section, the construction panel is constructed around the sill board so that the recessed part and the protruding part are offset. At the same time, a caulking material is planted in the recess, a joint cover fixture is fixed across the adjacent fixing pieces, and the engaging part of the joint cover is elastically fitted into the fixture. The joint structure of architectural panels is characterized by the fact that