JP2954621B2 - Panel joint structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a joint structure of a panel useful for constructing an outer wall and an inner wall of a building or a building (hereinafter, simply referred to as a joint structure). In more detail, even if the decorative surface width and panel thickness are increased, the male and female mating structures are used, so that they do not peel off from the skeleton, and bolts and other fixing tools are not exposed to the outside. And joint structures that can be stretched vertically and horizontally.

[Prior Art] Conventionally, as this kind of joint structure, there is Japanese Utility Model Laid-Open No. 64-53310.

[Problems to be solved by the invention]

However, this joint does not expose the fixture to the outside, is excellent in waterproofness, and is surely fixed to the skeleton.However, when fixing the panel to the skeleton, the unfixed fitting concave portion Since the fitting projections are inserted and fixed by fixing devices such as bolts while pressing both panels, the construction is very difficult.

[Means for solving the problem]

In order to eliminate such disadvantages, the present invention forms the actual structure at the widthwise ends of the front and back members, and protrudes outward at one end of the back member to be fixed to the frame. A panel formed by integrating side walls at both end edges of the decorative surface of the surface material, and further filling and integrating a synthetic resin foam or the like serving as a core material between the surface material and the back material. After the female part is fixed, the male part is connected to the joint, and the joint is fixed by a fixing tool, and a joint structure in which a backup material and a caulking material are planted is provided.

〔Example〕

Hereinafter, the joint structure according to the present invention will be described in detail with reference to the drawings. FIG. 1 is a sectional view showing a joint structure according to the present invention, wherein A is a panel, B is a backup material, C is a caulking material, and D is a joint. More specifically, as shown in FIG. 2, the panel A is a sandwich structure composed of a front material 1 , a back material 12 , and a core material 20, and the front material 1 and the back material 12 are made of a thin metal plate or a synthetic resin. For example, Al, Fe, Cu, stainless steel, aluminum / zinc alloy plated steel sheet, color steel sheet, enameled steel sheet, fluororesin painted steel sheet, clad steel sheet, sandwich steel sheet, etc. It is formed by roll forming or the like. More specifically, as shown in FIG. 3, the surface material 1 is formed by forming a gutter-like portion 1a from a horizontally long decorative surface portion 2 , an inner piece 5 , and an outer piece 9 , and the decorative surface portion 2 is a decorative surface 2a.
Side wall 3 in which the longitudinal edge of the inner side is bent inward at an arbitrary angle;
4, an underground 6 whose upper edge protrudes outward and an upper surface 10
It is formed from The inner piece 5 is composed of a lower edge 7 in which the tip of the underground base 6 is bent inward, and a reinforcing piece 8 in which the tip of the lower edge 7 is bent downward in an L-shape. Also outer piece
Reference numeral 9 denotes an upper surface 10 and a reinforcing piece 11 having a tip of the upper surface 10 bent inward.
It consists of: As shown in FIG. 4, the backing material 12 has a fixed portion 13 in which one end of the long plate is bent inward in a direction substantially parallel to the plate, and the other end is formed in a direction substantially parallel to the plate outward. a has been formed from a bent notch portion 16. fixing portion 13 is made the upper edge 14 the reinforcing piece 15. cutout portion 16 side 17, bottom surface 18, it consists of a reinforcing strip 19. these A gutter-like portion 12a is formed. More specifically, as shown in FIG. 1, the fixing portion 13 is a portion for fixing the panel A to the frame α with the fixing member β.
When the panel A ₁ and A ₂ are fixed to the frame α by the fixture β, the panel A ₁ and A ₂ can be fixed to the frame α to improve workability. Also, the notch 16
Is for preventing a step from being generated in the wall by the fixing portion 13 . Further, the back material 12 is a core material 20 described later.
The panel A is sandwiched over the back of the panel to improve the mechanical strength of the panel A itself and serve as one of the functions of non-combustible material, waterproof film, heat shield material, water absorbing material, soundproof material, packing material, etc. The material is the same material as the surface material 1 , or asbestos paper, kraft paper, asphalt felt, metal foil (A1, Fe, Pb, C
u), consisting of one or more of synthetic resin sheet, rubber sheet, cloth sheet, gypsum, aluminum hydroxide paper, glass fiber non-woven fabric, etc., laminated sheet, waterproof, flame retardant, etc. Things. The mounting is performed integrally with a core member 20 described later, and a concave portion 21 having a concave cross section is formed by the inner piece 5 , the core material 20, and the fixing portion 13 , and a cross section is formed by the outer piece 9 , the core material 20, and the notch portion 16. To form a convex portion 22,
The female part 23 and the male part 24 are provided. In addition, back material 12
The fixing portion 13 and the notch portion 16 are for greatly improving the fire resistance, waterproofness, and airtightness at the connecting portion, and in particular, in the event of a fire, prevent the flame from entering the back surface 12b. It is intended to make panel A which can pass the fire resistance test. In the drawing, in order to further improve the fire resistance, the front surface material 1 and the back surface material 12 are formed so as not to contact with each other. The core material 20 mainly uses a synthetic resin foam, and functions as a heat insulating material, a waterproof material, a soundproof material, a buffer material, a fireproof material, and the like.For example, a polyisocyanurate foam, a phenol foam, a polyurea foam, a polyimide foam Synthetic resin foams, and flame retardants (borate, silicate, phosphate, etc.), flame retardant aids (gypsum slag, talc, shirasu balloon, etc.), aggregates (pearlite, glass, etc.) Beads, etc.), fibrous materials (long or short fibers), etc., phenol foam powder coated around pearlite, heated and pressurized and foamed, gypsum board, rock wool board, Glass wool board,
ALC, insulation board, wood chip board,
It is formed of a single material or a combination of a plurality of materials with glass wool or the like. The formation of the core material 20 is as follows.
Trough 1a of the surface material 1 and the back surface member 12 in the figure, to fill in 12a, the surface material 1 and the back surface member 12 is to avoid contact even at connecting portions, the surface material 1 is heated by the fire, However, the heat is prevented from being transmitted to the back surface member 12, and the fire resistance, the heat insulating property, and the dew condensation prevention performance are improved by preventing a thermal bridge. As shown in FIG. 1, the backup material B is formed on the joint basement 6 of the joint portion D, and a raising material for reducing the amount of caulking material C to be described later, It functions as an anti-adhesion material,
The material is made of a soft plastic foam having flexibility, a soft rubber or the like. Further, the caulking material C is the upper surface, the side walls 3, 4 of the backup material B at the joint D.
It is planted in the space surrounded by, and the design of joint part D, waterproofness,
This is for improving the airtightness, durability, weather resistance, etc., and is made of an acrylic, urethane, rubber or the like material.

Next, a construction example will be described. Now, in the panel A as shown in FIG. 2, a 0.5 mm thick color steel sheet is used as the front surface material 1 and the back surface material 12, and as the core material 20, a raw material in which pearlite particles are mixed with phenol foam raw material is discharged. reaction,
Foamed, then cured and integrated, the backup material B is made of polyethylene foam, and the caulking material C is made of acrylic material.
It is assumed to be formed as shown in the figure. So, the main pillar, stud,
Waterproof sheet, etc. or skeleton α made of steel
Th panel A ₁ of the fixing portion 13 is fixed by fasteners β consisting screw screws. Next, the (n + 1) th panel A ₂
Of inserting the Omi portion 24 Mesumi portion 23 of the panel A _1, the fixing portion 13 at the other end is fixed by a fixture β as described above. By repeating these steps sequentially, when the wall is formed, this joint D is fixed to the frame α by the fixing tool β from above the joint basement 6, and then the backup material B is inserted. The caulking material C is planted thereon so as not to protrude from the decorative surface portion 2 between the panels A, and the construction is completed.
When formed in this manner, the installation of the fixing tool β is performed at the joint D1.
However, since the panel A after being fixed to the skeleton α can be finally fixed at a stroke from the surface material 1 side,
The construction is easy, the fixture β is not exposed to the outside by the backup material B and the caulking material C, and the joint structure has improved waterproofness, airtightness, durability, and weather resistance. In addition, draining (not shown) on the base part,
It is necessary to use a caulking material and accessories in portions (not shown) such as exits, entrances, windows and the like.

[Other Examples]

The above is only one embodiment of the joint structure according to the present invention, and FIGS. 5 (a) to (n) to 8 (a) and (b).
Can be formed using a panel A as shown in FIG.
That is, FIGS. 5 (a) to (n) mainly show the panel A in which each of the front members 1 is deformed, and FIGS. 6 (a) to (e) mainly show the back members.
12 is a modified panel A. FIG. 7 (a)-
(G) shows another example of panel A,
(A) is a panel A in which a packing material, a caulking material, etc. 25 are formed to enhance waterproofness and airtightness, and (b) is a diagram in which the core material 20 is discharged from a raw material such as a synthetic resin foam. Panel A coated with a sheet-like material 26 so as not to leak liquid from between the front surface material 1 and the back surface material 12, and FIG. (C) shows the core material 20 made of a synthetic resin foam and an inorganic material, or a phenol foam and a polyisocyanurate foam. Panel A, which is a separate member as shown in FIG. 1 , (d) shows a panel on which a raised material 27 (short material or long material) for determining the distance between the surface material 1 and the back material 12 , so-called thickness, is formed. Figures A and (e) show the surface material 1 and the back material
Panel A formed with a raising material, a refractory material (inorganic material) for preventing contact with 12 and a contact preventing material 28 functioning as a liquid leakage preventing member, (f) FIG. Panel A in which joint members 29 made of soft PVC functioning as a material are formed, and FIG. 9G is a panel A in which a core material 20 is filled with an aggregate 30 such as pearlite grains to improve fire resistance. Further, FIGS. 8 (a) and 8 (b) show that one end or both ends of the decorative surface portion 2 of the surface material 1 are bent inward, and the joints where the ends of the panel A face each other when the panel A is constructed. FIG. 2B is a panel A having an end face wall 2b formed in order to improve the workability and durability of the caulking material treatment, and FIG. 2B is a sectional view taken along the line II-II of FIG. Of course, FIGS. 5 (a) to (n) to 8 (a),
The panel A in which (b) is combined can also be used.

〔The invention's effect〕

According to the joint structure of the present invention as described above,
Without exposing fixtures such as nails and bolts to the outside,
Large panels can be securely fixed to the frame. Due to the actual structure formed by the edges of the surface material, the core material, and the back surface material, it is excellent in engagement force, wind pressure resistance, waterproofness, soundproofing, airtightness, workability, heat insulation, and fire resistance. Since the fixing part formed in the female part can be fixed to the skeleton, the workability of fixing the panel to the skeleton at once from the surface material side after fixing the panel to the skeleton is improved, and also has a function as a floor plate. Due to the fixing portion and the cutout portion formed on the back surface material, flames due to fire, wind and rain, etc. do not enter the skeleton side. Since the front surface material and the back surface material do not come into contact with each other even at the connecting portion, it is possible to prevent a thermal bridge, improve fire resistance and heat insulation, and further prevent dew condensation. There are features and effects such as.

[Brief description of the drawings]

FIG. 1 is a sectional view showing an embodiment of a joint structure of a panel according to the present invention, FIG. 2 is a perspective view showing an example of a panel, FIG. 3 is an explanatory view showing an example of a surface material, and FIG. Explanatory drawing showing an example of a back material, FIGS. 5 (a) to (n), and FIGS. 6 (a) to 6 (a).
(E), FIGS. 7 (a)-(g), and FIG. 8 (a),
(B) is an explanatory view showing another embodiment. A: Panel, B: Backup material, C: Caulking material, D: Joint, 1 ... Front material, 12: Back material, 13
…… Fixed part, 20… Core material, 23 … Female part, 24 … Male part.

────────────────────────────────────────────────── ─── Continuing from the front page Examiner Hiroyuki Inoue (56) References JP-A-1-174759 (JP, A) JP-A 64-53310 (JP, U) (58) Fields investigated (Int. Cl. ⁶⁾ E04F 13/00-13/18

Claims (1)

(57) [Claims] In a joint structure using a panel in which a core material is filled between a surface material and a back material of a long plate material, the surface material has a horizontally long decorative surface portion and both side edges in the longitudinal direction of the decorative surface portion. An inner piece having a substantially U-shaped cross section from an inwardly bent side wall, an outwardly protruding underground ground at a lower end edge of the one side wall, and a lower edge bent inward at a tip of the underground underground ground. Is formed at the lower end edge of the other side wall with an outer piece consisting of an upper edge protruding outward, and the back surface material is bent inward at one end edge of the long plate material, and A fixed part that protrudes outward from one end,
At the other end edge, a cutout portion cut out in substantially the same shape as the fixing portion is formed, and the surface material and the back surface material are integrated with a core material, and the inner piece of the surface material and the fixing portion of the back material are fixed. Forming a concave female part, using a panel having a convex male part formed by an outer piece of a surface material and a cutout part of a back material, a fixing part of the panel is fixed to a frame by a fixing tool, The male part is inserted and integrated into the female part fixed by the fixture,
The joint underground at this joint is fixed to the skeleton by fixtures,
The joint structure of the panel characterized by the fact that backup material and caulking material are planted in the joint.