JP2837176B2 - 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, the joint portion of this type of panel, as described in Japanese Utility Model Publication No. 52-3047, actually connects the male and female connecting portions, and penetrates the bolt from the connecting portion surface, and connects the base to the base via a nut. The structure was fixed.

[Problems to be solved by the invention]

However, when the head of the fixture is exposed to the exterior, there is a disadvantage that the waterproofness, the corrosion resistance and the design of the exterior are inferior. In addition, the joints need to be waterproofed with a caulking material or the like, which requires a long time for construction, and has problems in weather resistance and durability. Furthermore, there was a problem in fire resistance.

[Means for solving the problem]

In order to eliminate such a drawback, the present invention employs two locking pieces protruding outward at substantially the center of a long horizontal fixing piece at the contact portions on both side ends of the panel. A locking plate having a U-shaped cross section formed by a locking piece is interposed, and a joint material is implanted in the concave section, and is formed by protruding inward on the inner surface on both sides of the panel. The panel is fixed in a state in which the joint material is compressed by the inserted piece, and further, a large number of joint cover attachments having locking portions at both ends are fixed to the joint, and the joint cover attachment is attached to both sides. An object of the present invention is to provide a joint structure of a panel in which a joint cover having an engaging portion at an end is integrally fitted.

〔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 joint material, C
Is a panel, D is a joint cover fixture, E is a joint cover, F
Is a joint. More specifically, the shingle plate A is made of a long plate material as shown in FIG.
A fixed piece 1 made of synthetic resin, porcelain, etc.,
Engagement piece 2 with two substantially protruding outwards at substantially the center of fixing piece 1
And a concave ridge 3 formed by the locking piece 2 and a ridge 1 a formed on the fixed piece 1. This floor plate A
Is fixed to the frame body α at the pitch of the total width of the panel C via the fixing tool β as shown in FIG. 1, and the waterproofness, airtightness, wind pressure resistance and fire resistance of the joint portion F are improved. It functions as a base for layout at the time and a base for planting the joint material B. As shown in FIG. 2, the joint material B is implanted in the concave streak 3 of the floor plate A, and as shown in FIG. It is intended to have functions such as durability, weather resistance, fire resistance, earthquake resistance, wind pressure resistance, etc., and the material is hot melt type, silicone type, polyurethane type, acrylic type,
SBR type, or one of flexible foam type, rubber type, EPDM, latex, etc., and expands when absorbing water,
Acrylic super-absorbent resin that shrinks during drying, releases crystallization water under high heat, foams and hardens, and consists of borosand, sodium metaborate, or one compounded with aluminum hydroxide, phosphate, etc. It is. In addition, when a material having fire resistance is used as the joint material B, the joint material B has fire resistance that can pass a fire test or the like due to a synergistic effect with the floor plate A. As shown in FIG. 3, the panel C has a hat-shaped cross section and a long metal surface material 4 (hereinafter simply referred to as a surface material), and a heat insulating material 10 formed on the back surface of the surface material 4. And a metal backing material 11 (hereinafter, simply referred to as a backing material) that covers at least the back surface in the longitudinal direction of the heat insulating material 10. More specifically, the front surface material 4 and the back surface material 11 are made of a 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),
One such as a fluorine-coated steel sheet is formed by roll forming, press working, extrusion forming or the like. That is, the surface material 4 has a long decorative surface 5, side walls 6 bent inward at both ends of the decorative surface 5, perpendicular to the decorative surface 5, or inwardly and outwardly, and side walls 6. A protruding piece 7 with its tip bent outward and extended, and its tip inward,
A guide portion 8 (hereinafter simply referred to as a guide portion) for the joint cover attaching tool which is inclined at an obtuse angle with respect to
And a side piece 9 bent inward at the front end. In addition, as shown in FIG. 1, the guide portion 8 has a stabilizing piece 18 at the center, as shown in FIG.
It is a guide when mounting. Further, when the side piece 9 is filled with the raw material of the heat insulating material 10, the heat insulating material 10 is prevented from leaking to the surfaces of the guide portion 8 and the protruding piece 7, and the side end face of the panel C is made straight, This is for bringing them into contact with no gap. Further, the guide portion 8 and the side piece 9 also function as reinforcement of the panel C itself. Also, the length of the surface material 4 is about 4000 to 10000 mm,
The width W ₁ (the width of the decorative surface 5) is about 400 to 900 mm, and the total width W ₂ is 450
~1200mm position, the width W ₃ of the side wall 5 edge to the side piece 9 20
100mm position, the height H ₁ from the decorative surface 5 until the projecting piece 7 10-100
It is about mm. Insulation material 10 is mainly made of insulation material, waterproof material, sound absorbing material,
It functions as a cushioning material or a fire protection material. The material may be a polyisocyanurate foam, a polyurethane foam, a phenol foam, a polyurea foam, and one of those obtained by adding a flame retardant and a flame retardant aid, or a laminate of one or more of these.
Alternatively, it has a structure in which mineral fibers and inorganic molded bodies are laminated with one or more layers interposed therebetween. Insulation material 10 is a surface material
The raw material is discharged onto the back surface of No. 4 and integrated with a mold structure, or the molded body is integrated with an adhesive. As shown in FIG. 3, the back material 11 mainly covers the back surface of the heat insulating material 10 and has functions of a reinforcing material, a waterproof material, a moisture proof material, and a fireproof material, and the heat insulating material 10 comes into direct contact with the frame α. It is useful as an isolating material to prevent bleeding. Also, back material
As the shape of 11 , a side piece 15 protruding to both sides in the width direction to the surface side, a locking groove 13 in which the vicinity of the side piece 15 is recessed in an inverted U-shaped cross section, a locking groove 13 and a side piece Approximately U formed between 15
It has an insertion piece 14 having a U-shaped cross section, and further has a notch 12 in which the inside of the locking groove 13 is depressed. More specifically, the notch 12 is for preventing a step and a gap from being formed between the panels C and between the frame α and the backing material 11 by the fixing piece 1 of the timber plate A. The joint material B, which is inserted into the concave strip 3 of the floor plate A and is planted in the concave strip 3, is compressed and adhered during construction. Further, the back sheet 11, the overall width W _4, width W ₅ of the cutout 12, the rear surface the width of the side pieces 15 to the side surface 13a of the locking grooves 13 W _6, the innermost of the locking grooves 13 material 11 The height to the back surface of h is ₁ , the width of the fixing piece 1 is W ₇ , the width of the concave strip 3 is W ₈ , and the height of the locking piece 2 is h _2.
When a relationship of _{W 2 ≒ W 4, W 5} ≒ W 7, W 6 ≒ W 8/2, h 1 ≒ h 2. Incidentally, the back surface member 11, the surface material 4 as shown in FIG. 3
It is preferable that the front surface material 4 and the back surface material 11 are formed so as not to contact with each other so as not to form a thermal bridge. As shown in FIG. 4, the joint cover fixture D is a short piece formed by bending a metal plate material, and has a horizontal flat fixing portion 1.
6 , the mounting hole 17, the stabilizing piece 18, and the locking portion 21 . More specifically, the fixing portion 16 has a horizontal plane shape, and has a mounting hole 17 and both ends of a substantially central portion in a longitudinal direction thereof, or a stable piece 18 formed by projecting the center portion inward (not shown).
It consists of The locking portion 21 is formed by a rising piece 19 having both ends of the fixing portion 16 bent outward, and a locking piece 20 having the rising piece 19 bent outward at the tip and folded inward at the tip. is there. As shown in FIG. 1, when the joint cover E as shown in FIG. 5 is attached to the joint F between the panels C, the stabilizer 18 is inserted and positioned between the guides 8 of the panel C. This makes it easy to attach a plurality of joint cover attachments D in a straight line, making the construction very easy. The material is a metal material, for example, stainless steel. In addition, the locking piece 20
Is used to lock the engaging piece 24 of the joint cover E described later and to fix the joint cover E to the joint portion F between the panels C. The joint cover mounting fixture D is formed in a short shape. Even if the joint cover E is disengaged from one of the joint cover attachments D, the joint cover E is locked by the other joint cover attachment D, so that the joint cover E does not peel off and can be easily engaged and mounted. Further joint cover E is made of the above-mentioned metal thin plate material, the shape as shown in FIG. 5, the horizontal plane of the decorative surface portion 22, with respect to the decorative surface portion 22 both side edge inwardly of the decorative surface portion 22 The side wall decorative surface 23 formed at an obtuse angle and the engaging portion 25 formed of an engaging piece 24 bent in a shape capable of being locked to the locking piece 20 with the tip of the side wall decorative surface 23 inward. It was done. More specifically, as shown in FIG. 1, the decorative surface portion 22 is fixed to the joint portion F by the joint cover E with the joint cover attaching tool D, so that the panel C is fixed to the frame α. Fixing tool β
Is not exposed to the outside. Further, the engaging piece 24 is locked by the locking piece 20 of the joint cover attaching tool D, and the joint cover E is fitted to the joint cover attaching tool D, so that the joint cover E is securely detached from the joint section F. It is for fixing without.

 Next, a construction example will be described.

Now, in order to construct the outer wall as shown in FIG. 1, a slab A as shown in FIG.
Fix a plurality of screws vertically with screws at m pitch. Then the panel C ₁ of 600mm width, as shown in FIG. 3, C ₂ notch 12
Is placed on the fixing piece 1 and the insert piece 14 is inserted into the concave strip 3 to compress the joint material B, and the protruding piece 7 is fixed to the frame body α by a fixing tool β such as a screw screw or the like. Next, the fourth
A plurality of joint cover attachments D as shown in FIG. When all of the joint cover attachments D have been completely attached, the fifth locking portion 21 of the joint cover attachment D is connected to the fifth joint.
The engagement portion 25 of the long joint cover E as shown in the figure is fitted, and the joint portions F of the panels C are covered with the joint cover E, thereby completing the construction.

〔The invention's effect〕

As described above, according to the joint structure of the panel according to the present invention, the joint material formed in the concave streak plate significantly improves waterproofness and airtightness at the joint portion. The head of the fixture is not exposed at the joint. Waterproofness, heat insulation, and fire resistance (prevention of flame penetration) are greatly improved by the presence of the siding. 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 there is no separation. Panels can be allocated by fixing the siding boards, so the workability and finish are good.
Since the both ends of the panel are fixed by the locking pieces of the tiling plate, the panel can be mounted without rattling in the outer direction at the time of panel construction. 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 an explanatory view showing an example of a tile plate, and FIG. 3 is an explanatory view showing an embodiment of the panel. FIG. 4 is an explanatory view showing an embodiment of the joint cover attaching tool, and FIG. 5 is an explanatory view showing an embodiment of the joint cover. A: joint plate, B: joint material, C: panel, D: joint cover fixture, E: joint cover, F: joint.

Claims (1)

(57) [Claims] 1. An elongated, horizontal flat fixing piece, two locking pieces protruding outward at substantially the center of the fixing piece, and a concave section having a substantially U-shaped cross section formed by the locking pieces. A stitch plate formed with a streak, a joint material formed in a concave streak of the stitch plate, a long decorative surface, side walls provided at both end edges of the decorative surface, and a tip of the side wall facing outward. A protruding piece that also bends and extends nails, a joint section mounting guide section in which the tip of the protruding piece is bent inward at an obtuse angle with respect to the protruding piece, and a tip end of the joint cover mounting guide section. A metal surface material having a cross section formed in a hat shape from a side piece bent inward, a heat insulating material filled on the back surface of the surface material, and covering at least the back surface of the heat insulating material, and having both side edges on the front side A protruding side piece, a locking groove recessed in the vicinity of the side piece in an inverted U-shaped cross section, and a substantially U-shaped cross section formed between the locking groove and the side piece. A panel composed of a metal backing material having an insertion piece, a horizontal fixed part, a rising piece having both side ends of the fixed part bent outward, and a tip of the rising piece bent outward and a tip downward. A short joint cover attachment having a locking portion composed of a locking piece folded back, a decorative surface in a horizontal plane, and a side wall decoration in which both side ends of the decorative surface are bent inward at an obtuse angle with respect to the decorative surface. And a long joint cover having an engaging portion formed by an engaging piece formed by bending a front end of the side wall decorative surface inward, and the seam plate is formed into a plurality of main bodies at a pitch of the entire width of the panel. The panel is inserted between the concave strips of the tiling plate, and the projecting pieces of the panel are fixed to the skeleton by the fixture, and the joint material formed in the concave strip is compressed by the insert pieces of the panels. The joint cover is jointed to the projecting pieces of the panels. Bar fitting is fixed by a large number predetermined pitch, joint structures of the panels, characterized in that it is formed by fitting the engagement portion of the joint cover engaging portion of the joint cover fitting.