JP3396715B2 - Vertical joint structure - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of vertical joints formed when connecting building panels useful for constructing an outer wall or an inner wall of a building or a building. More specifically, the present invention relates to a vertical joint structure in which a space is formed inside to prevent a capillary phenomenon and improve waterproofness. 2. Description of the Related Art Conventionally, as a structure for accommodating such vertical joints, as shown in FIG. 18 (a), a thin plate is formed by using a fixing member β on a frame α made of a steel frame base or the like. is intended to cover the building panel c edge by decorative cover a and Joyner b cross section a hat-shaped long as the method, the projecting portions b ₁ between the projecting portions a ₁ and Joyner b of the decorative cover a Face-to-face and connected with a fixing tool β such as a blind rivet, the surface of the building panel c on both the left and right sides and the decorative cover a
Of filling the back surface and the groove on the fixture β with the backup material d and the sealing material e, or FIG.
Using building panels c forming the Hakoorihen c ₁ to the end portion in order to improve the bonding strength of the sealing material e (b), the vertical joints are filled with a sealing material e on Joiner b Has generally been performed. [0003] However, in the above-mentioned structure, intrusion of rainwater or the like is prevented only by forming the backup material d and the sealing material e, and the sealing material e is deteriorated by any chance. When rainwater or the like invades the inside, there is no escape route for the infiltration of the rainwater, and there is a disadvantage that the rainwater remains inside the skeleton α and corrodes the skeleton α. Also, in the structure of FIG. 18A, there are many use portions of the backup material d and the caulking material e, so that there is a problem in terms of workability and cost. Further, when the backup material d is formed, the position of the backup material d becomes deep or shallow because the position is not accurate,
For this reason, the embedded thickness of the sealing material e changes, and the amount of the sealing material e used changes, resulting in a vertical joint structure having problems in cost, waterproofness, and adhesive strength. SUMMARY OF THE INVENTION In order to eliminate the above-mentioned drawbacks, the present invention provides a construction panel in which a surface material of a wooden edge is projected upward to form a box-folded piece. The decorative groove of the decorative cover abuts on the rising part of the joiner and is fixed, and the box folded piece is covered with the decorative surface of the decorative cover. Is formed to form a vertical joint, and the vertical joint is covered with a decorative cover and a box folded piece of a building panel to improve waterproofness, airtightness, strength, and design, and further construction. It is intended to provide a vertical joint structure that reduces cost and cost. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A typical example of a vertical joint structure according to the present invention will be described below in detail with reference to the drawings. FIG. 1 is a cross-sectional view showing the above structure, which is a structure including a decorative cover A, a joiner B, a joint material C, a building panel D, a skeleton α, and a fixing tool β. [0006] For example, as shown in FIG.
Iron, aluminum, copper, stainless steel, titanium, aluminum
Roll forming of a kind of zinc alloy plated steel plate, enameled steel plate, clad steel plate, laminated steel plate (PVC steel plate etc.), sandwich steel plate (damping steel plate etc.) etc. It is molded into various shapes by press molding, extrusion molding, etc., or is formed by extrusion molding of various plastic resins, aluminum alloys, etc., and especially 0.27 mm in thickness to have a joint structure that passes fireproof structure The above steel sheet or the like is processed and formed. [0007] The decorative surface 1 has a substantially C-shaped cross section, a fixing groove 2 protruding substantially in the center of the decorative surface 1 downward and substantially concave, and both ends of the decorative surface 1 are formed. The tongue 3 is formed by turning inward to prevent danger. The bottom surface 2a of the fixing groove 2 is a portion that connects a joiner B and a decorative cover A, which will be described later, with a fixing tool β. The decorative cover A functions as a decorative material and a waterproof material mainly for vertical joints by covering a box folded piece 7a, a fixing tool β, and the like formed at an end portion of a building panel D described later. The fixing groove 2 is a part for fixing the decorative cover A using a fixing tool β such as a blind rivet as shown in FIG. 1 and also a part for forming a joint material C described later. Further, 1a is a space, and a building panel D
Is a portion functioning as a storage portion and a fixing portion of the box folded piece 7a formed at the end of the box 1. By forming the box folded piece 7a in the space 1a, the connection between the decorative cover A and the building panel D is strong. And the strength of the vertical joint is improved, and the wind pressure resistance, vibration resistance, fire resistance and the like are improved. The joiner B is, for example, as shown in FIG.
The same material as the decorative cover A is used,
In particular, a thickness of 0.2 is required for the joint structure to pass the fireproof structure.
It is formed by processing a steel plate of 7 mm or more. The cross-sectional shape is formed in a hat shape from a horizontal installation surface 4 and a rising portion 5 protruding in a substantially convex shape at a substantially central portion of the installation surface 4 upward. The joiner B functions as a base material for vertical joints. As shown in FIG. 1, the joiner B is installed continuously in a vertical direction on a columnar frame α, and the installation surfaces 4 on both sides are self-drilling screw screws or the like. Is fixed to the skeleton α using the fixing tool β. In addition, the installation surface 4 is a portion where the building panel D is laid, and a base plate of a vertical joint, a waterproof plate,
It is a part that functions as a fire prevention plate and an airtight plate. The rising portion 5 functions as a guide when the building panel D is laid on the installation surface 4, and the upper surface 5a is a portion for attaching the decorative cover A. Further, in the figure, to prevent danger, a tongue piece 6 is formed by folding both end edges of the installation surface 4 to the front side. In addition, even if rainwater or the like flows from the surface of the building panel D by any chance, the tongue piece 6 functions as a rain return and quickly drains to the base direction. The purpose is to prevent corrosion of the building body α and also prevent the occurrence of dew condensation, ticks and mold. The joint material C may be formed of a backup material and a sealing material, may be formed of only a sealing material,
The backup material is made of a kind of extruded material such as M (shown in FIG. 4), and functions as a filler that prevents three-point adhesion of a sealing material described later. As the material, there are generally commercially available materials such as foamed polyethylene, chloroprene rubber, EPT rubber, synthetic rubber bead, and bond breaker. The sealing material is filled on the above-mentioned backup material and functions as a waterproofing material to complete a complete water-blocking structure, and is generally commercially available such as a two-component silicone or inorganic refractory caulking. Silicone (reaction curing type, moisture curing type), modified silicone type (reaction curing type), polysulfide type (reaction curing type), polyurethane type (reaction curing type, moisture curing type), SBR type ( (Dry curing type), acrylic (dry curing type) and the like. Of course, a primer (not shown) can be applied to the bonding surface of the sealing material to improve the bonding strength. The extruded material such as EPDM is made of an extruded joint material C as shown in FIG. 4, and is generally made of, for example, EPDM, EPM, polyvinyl chloride, chloroprene, chlorosulfonated polyethylene. , Ethylene propylene type, asphalt impregnated polyurethane type or the like, or inelastic type such as polybutene type, polypropylene type, butyl type or rubber asphalt type. In particular, as shown in FIG. 1, when weather resistance, stain resistance, heat resistance, etc. are required to be formed in a portion exposed to the outside, weather resistance, stain resistance, heat resistance, ozone resistance, and ozone resistance of EPDM and the like are required. Those that are excellent in chemical properties and the like are used. As shown in FIGS. 5 (a) (longitudinal sectional view) and (b) (partially omitted transverse sectional view), the architectural panel D is bent upward at its end to form a box folded piece 7a. A dry wall material having a sandwich structure in which a core material 9 is sandwiched and integrated with a front surface material 7 and a back surface material 8, and is a long horizontal stretching shape, or a long vertical stretching shape (not shown) or a box-like building panel. D or a fire-resistant wall material or the like in which the box folded piece 7a is formed of a ceramic siding material, an ALC plate, a PC plate, or the like. The surface material 7 is made of the same material as the decorative cover A, and is made of iron, aluminum, copper, stainless steel, titanium, aluminum / zinc alloy-plated steel plate, enameled steel plate, clad steel plate, laminated steel plate (such as PVC steel plate, etc.). ), Sandwiched steel plates (damping steel plates, etc.), etc. (of course, including colored metal plates coated with various colors) formed into various shapes by roll forming, press forming, extrusion forming, etc., or various plastics It is formed by extruding a resin, an aluminum alloy or the like. Further, since the box folded piece 7a is stored in the space 1a of the decorative cover A, the waterproof property is improved, the connection between the decorative cover A and the building panel D is strengthened, and the strength of the vertical joint is improved. ,
Wind resistance, vibration resistance, fire resistance and the like are improved. The back surface material 8 is the same metal material as the front surface material 7, or asbestos paper, kraft paper, asphalt felt, metal foil (Al, Fe, Pb, Cu), synthetic resin sheet, rubber sheet, cloth sheet, gypsum paper , Aluminum hydroxide paper,
One or two or more kinds of glass fiber non-woven fabric or the like, or a fire-resistant sheet or the like which has been subjected to a waterproof treatment, a flame retardant treatment, or the like. The core material 9 is made of a resol type phenol foam, polyisocyanurate foam, polyurethane foam, vinyl chloride foam, polyethylene foam, polystyrene foam, urea foam or the like, or a refractory material such as inorganic lightweight aggregate or inorganic fiber. It is composed of mixed materials. Of course, it is also possible to use a phenol foam having a very high density to further improve the fire resistance. Reference numeral 10 denotes an inorganic material such as a calcium silicate plate, a calcium carbonate plate, a gypsum board, a pearlite cement plate, a rock wool plate, a slate plate, an ALC plate,
One or more of a C plate, another inorganic lightweight body, an inorganic lightweight foam, or a composite board of these are integrally interposed in the male and female connecting portions at the upper and lower ends of the building panel D. . Also, D ₁ is an inorganic sheet, is intended to improve the airtightness between the connecting portion, refractory (flame intrusion prevention) and the like. Next, the vertical joint structure according to the present invention will be briefly described through working examples. First, as shown in FIG. 6, an H-shaped steel material, a square steel material,
Installation surfaces 4 on both sides of a plurality of joiners B so as to be parallel to a frame α made of steel frame base material such as a shaped steel material or an L-shaped steel material.
The part is fixed with a fixing tool β such as a screw screw. In addition,
The skeleton α is allocated in advance at a position where a vertical joint is formed in accordance with the installation length of the building panel D. Next, as shown in FIG. 7, on the installation surface 4 of the joiner B, the rising portions 5 are used as guides, and the metal-based building panels D are sequentially stretched laterally from the base to the eaves on both sides and fixed. Thereafter, as shown in FIG. 8, the fixing groove 2 of the decorative cover A is formed on the upper surface 5a of the rising portion 5 of the joiner B.
Abutment 2 such as a blind rivet.
Then, the decorative cover A is attached to the joiner B and fixed. Finally, as shown in FIG. 9, a joint material C made of a sealing material is continuously formed in the fixing groove 2 of the decorative cover A to form a vertical joint structure in which a capillary phenomenon is prevented. is there. By forming the vertical joints in this way, the vertical joints are formed by the box cover 7 of the decorative cover A and the building panel D.
Since it is covered with the two members a, it has improved waterproofness, airtightness, workability, cost reduction, designability, and mechanical strength. In the event of a fire, it was generated from inside or outside the building. It can block the transmission of the heat of the flame to the outdoor side or the indoor side, and can provide a vertical joint structure that passes the fire resistance 1 hour test of JIS-A-1304 (fire resistance test method for building structural parts). Other Embodiments The embodiment described above is an embodiment of the vertical joint structure according to the present invention, and can be formed as shown in FIGS. That is, FIG.
(B) is obtained by forming an inorganic sheet D _1, to prevent the formation of voids between the joiner B and building panels D, there is ensured the intrusion prevention flame, heat of a fire or the like to a joiner B from the decorative cover A Is to prevent conduction. Examples of the material include rock wool felt, ceramic wool, glass wool, asbestos, gypsum board, water glass bond, various inorganic foams, ultra-high-density phenol foam, and inorganic refractory caulking agents. Further, FIG. 11 (a) shows a vertical joint structure formed of an inorganic sheet D ₁ on the back surface of the joiner B. Further, FIG. 11 (b) shows that the shape of the fixing groove 2 of the decorative cover A is formed in a pot shape so as to fit an extruded material E such as EPDM. EPM, polyvinyl chloride-based, chloroprene-based, chlorosulfonated polyethylene-based, ethylene propylene-based, asphalt-impregnated polyurethane-based or the like, or polybutene-based, polypropylene-based,
One type of inelastic type such as butyl type and rubber asphalt type is used. In particular, as shown in FIG. 11B, when weather resistance and heat resistance are required in order to form a portion exposed to the outside, weather resistance, stain resistance, heat resistance, ozone resistance, and ozone resistance of EPDM and the like are required. Those that are excellent in chemical properties and the like are used. FIGS. 12 (a) and 12 (b) show the backup material F and the sealing material G formed in the fixing groove 2. In particular, FIG. 12 (b) shows the inorganic sheet D on the joiner B.
_This is a vertical joint structure that also forms ₁ and prevents heat such as fire from conducting from the decorative cover A to the joiner B. In FIG. 12 (b), the end of the building panel D is also fixed to the frame α, and the mounting strength is further improved.
The vertical joint structure surely passes the fire resistance 1 hour test of (Fire resistance test method for building structure). In this case, the space 1a of the decorative cover A is the fixture head β of the fixture β.
_It also functions as a part for storing ₁ . The backup material F functions not only as a filler for preventing the three-point adhesion of the sealing material G described later, but also as a raising material for reducing the amount of the sealing material G used. As the material, there are generally commercially available materials such as foamed polyethylene, chloroprene rubber, EPT rubber, synthetic rubber bead, and bond breaker. The sealing material G is filled on the above-mentioned backup material F and functions as a waterproof material for completing a complete surface water-blocking structure, and is generally made of two-component silicone or inorganic refractory caulking. It is commercially available, and is based on silicone (reaction curing type, moisture curing type), modified silicone type (reaction curing type), polysulfide type (reaction curing type), polyurethane type (reaction curing type,
(Moisture curing type), SBR type (dry curing type), acrylic type (dry curing type) and the like. Of course, a primer (not shown) is applied to the bonding surface of the sealing material G to improve the bonding strength. FIG. 13 shows a vertical joint structure in which an inorganic sheet D ₁ and a refractory heat insulating material H are formed between a decorative cover A and a joiner B. The refractory heat insulating material H is composed of a decorative cover A made of metal and a joiner B. By separating the space, preventing thermal bridges and closing the gaps in the vertical joints, mainly to improve the fire resistance, heat resistance and heat insulation of the vertical joints, to improve the fire resistance and prevent the occurrence of condensation belongs to. In this way, even in the event of a fire, the heat and smoke of the flame generated inside or outside the building should be prevented from transmitting to the outside or indoors, and a vertical joint structure that passes the fire resistance 1 hour test should be adopted. Can be done. The materials of the refractory heat insulating material H include rock wool felt, ceramic wool, glass wool, asbestos,
Any material having a fixed or irregular shaped fire resistance such as gypsum board, water glass bond, ALC, calcium silicate, calcium carbonate, various inorganic foams, ultra-high density phenol foam, inorganic refractory caulking material and the like may be used. FIGS. 14A to 14C and FIG.
(A) to (d) are decorative covers A, FIGS. 16 (a) to (c).
FIG. 17 is a cross-sectional view showing a joiner B, and FIGS. 17A to 17E are partially cutaway cross-sectional views showing another embodiment of the box folded piece 7a of the building panel D. As described above, according to the vertical joint structure according to the present invention, the fixture does not appear at all on the exterior of the wall, and a complete waterproof structure is obtained. Since there are two members on the surface side of the vertical joint, a decorative cover and a box folded piece of a building panel, the vertical joint structure is excellent in waterproofness, airtightness, and strength. There is no pecking, distortion, bending, etc. in the decorative cover that is the surface decorative material due to the impact and vibration of the mounting of the fixture, and the construction does not require skill. Since the jointing material is planted at one place, it is easy and the workability is improved. Since a space is formed between the decorative cover and the building panel, it is possible to prevent the capillary phenomenon and further improve the waterproofness.
Rainwater or the like that has invaded the interior flows down before entering the interior of the frame, and does not corrode the interior of the frame. The space formed in the decorative cover functions as a storage part and a fixed part for the box fold pieces formed at the end of the building panel, and the box fold pieces are stored in the space to connect the decorative cover and the building panel. It becomes strong, the strength of vertical joints improves,
Wind resistance, vibration resistance, connection strength, fire resistance, etc. are improved. There are features and effects.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a sectional view showing a typical example of a vertical joint structure according to the present invention. FIG. 2 is a perspective view showing an example of a decorative cover used in the above structure. FIG. 3 is a perspective view showing an example of a joiner used in the above structure. FIG. 4 is a perspective view showing an example of a joint material used in the above structure. FIG. 5 is a longitudinal sectional view and a transverse sectional view showing an example of a building panel used in the above structure. FIG. 6 is a sectional view showing a construction state of a vertical joint structure according to the present invention. FIG. 7 is a sectional view showing a construction state of a vertical joint structure according to the present invention. FIG. 8 is a sectional view showing a construction state of a vertical joint structure according to the present invention. FIG. 9 is a sectional view showing a construction state of a vertical joint structure according to the present invention. FIG. 10 is a sectional view showing another embodiment of the vertical joint structure according to the present invention. FIG. 11 is a sectional view showing another embodiment of the vertical joint structure according to the present invention. FIG. 12 is a sectional view showing another embodiment of the vertical joint structure according to the present invention. FIG. 13 is a sectional view showing another embodiment of the vertical joint structure according to the present invention. FIG. 14 is a sectional view showing another embodiment of the decorative cover. FIG. 15 is a sectional view showing another embodiment of the decorative cover. FIG. 16 is a sectional view showing another embodiment of the joiner. FIG. 17 is a partially cutaway sectional view showing another embodiment of the building panel. FIG. 18 is a sectional view showing a conventional example. [Description of Signs] A Makeup cover B Joiner C Joint material D Building panel D ₁ Inorganic sheet E Extrusion material F such as EPDM F Backup material G Sealing material H Fireproof heat insulating material α Body β Fixing β ₁ Fixing head 1 Makeup Surface 1a Space 2 Fixed groove 2a Bottom surface 3 Tongue piece 4 Installation surface 5 Rising part 5a Top surface 6 Tongue piece 7 Surface material 7a Box folded piece 8 Back material 9 Core material 10 Inorganic material

Claims (1)

(57) [Claims 1] A decorative surface having a substantially C-shaped cross-section and a substantially central portion of the decorative surface formed downward and substantially fixed from a fixing groove protruding in a substantially concave shape. A long body formed in a hat shape from a decorative cover formed in an inverted hat shape, an installation surface having a substantially horizontal cross section and a substantially central portion of the installation surface upward, and a rising portion projecting in a substantially convex shape. And a building panel provided with a box-folded piece bent at an angle of about 90 degrees at the edge of the joint coming to the edge of the vertical joint, and the left and right ends of the building panel on the installation surface of the joiner are provided. A vertical joint characterized by being laid and fixed by abutting a fixing groove of a decorative cover on a rising portion of the joiner, and a joint material is formed in the fixing groove of the decorative cover to form a vertical joint. Construction.