JPH05163827A - Structure of corner - Google Patents

Abstract

PURPOSE:To increase water-resistance and air tightness by carrying out caulking processing to a clearance between a dry wall material and a decorative cap. CONSTITUTION:A U-shape close-fitting groove is formed in a close-fitting section of an engagement body C for fixing a decorative cap B, a close-fitting piece 16 projected inward is formed on the internal surface of the close-fitting groove, two engagement pieces in which an engagement claw 8 for engagement to the engagement piece 16 of the engagement body C is formed are formed in the decorative cap B, and the engagement piece of the decorative cap B is inserted into the engagement groove of the engagement body C to form them integrally. A nail driven section 11 of the engagement body C is fixed to a corner ground alpha through a fixing metal beta and the decorative cap B is fitted closely to the engagement body so that it is positioned on both sides of a dry wall material D. Also a clearance between the dressed surface section of the decorative cap B and the dry wall material D is filled with back-up material E and caulking material F. By this, water-resistance effect is given, preventing entry of rain water, etc., inside the corner ground. Thus a construction of corner in which water-resistance, workability, and trimming property are increased can be obtained.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a corner portion of a dry wall material (hereinafter simply referred to as an exterior material) used for construction and construction, which is equivalent to a corner material at an end portion and a corner material. Is.

[0002]

2. Description of the Related Art Generally, a metal plate is used as a surface material, a synthetic resin foam is used as a core material, and a sheet-shaped material is used as a back surface material in a sandwich structure, or an exterior material made of an inorganic material is used as a wall. When the body is formed, a seam is formed at the corner portion by the abutting of the exterior material, and as a structure for covering the seam, there is a model of Japanese Utility Model Publication 57-54.
No. 03 publication, Japanese Utility Model Laid-Open No. 62-85630 publication, etc.

[0003]

However, in the above, if the dimensional accuracy is not good, there is a drawback that it does not fit at the time of construction, or there is no margin even if it enters, which causes rattling. In addition, in (2), two male parts are formed, and the dimensional error is absorbed by the dividing groove, but this is still insufficient in terms of workability, engagement force, rattling prevention, and peeling prevention against external force. there were. Further, the waterproof treatment is incomplete in both cases, and there is a drawback that rainwater or the like that has entered from the outside corrodes the wall material and the wall base.

[0004]

In order to eliminate such drawbacks, the present invention forms a U-shaped fitting groove in a fitting portion of a locking body for fixing a cosmetic cap and fits the fitting groove. An inwardly projecting fitting piece is formed on the inner surface of the, and two engaging pieces having engaging claws for engaging with the fitting piece of the locking body are formed on the cosmetic cap, It is integrally formed by inserting the engaging piece of the cosmetic cap into the fitting groove of the locking body,
Fix the nail driving part of the locking body on the corner base with a fixing tool, fit the decorative cap to the locking body so as to sandwich the exterior material, and further between the decorative surface part of the cosmetic cap and the exterior material. Since it is a structure filled with backup material and caulking material,
The present invention proposes a corner structure that exhibits a waterproof effect, prevents rainwater and the like from entering the inside of a wall base, and has improved waterproofness, workability, and designability.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the corner structure according to the present invention will be described in detail below with reference to the drawings. FIG. 1 (a),
(B) is a corner structure A according to the present invention as shown in FIG.
FIG. 6 is an explanatory view showing an example of a decorative cap B and a locking body C which are constituent members of a projected corner material, which is a representative example of the above, and a metal plate (color steel plate, aluminum plate, vinyl chloride steel plate, stainless plate, sandwich). Steel plate, clad steel plate, etc.) or synthetic resin plate by roll molding, extrusion molding, injection molding, or porcelain by extrusion molding-drying-firing.

As shown in FIG. 1 (a), the decorative cap B includes a decorative surface portion 1 for covering the end of the decorative surface of the exterior material D, and an engaging portion 2 protruding downward from the central portion of the decorative surface portion 1. The cross section is formed in a substantially arrow shape. If the description is further given, the makeup cap B has a long shape, or although not shown, when the exterior material D has a stepped shape or a deformed stepped shape, it has a short shape and has one or more steps. The edges are covered to add design and waterproofness.

Further, the decorative surface portion 1 has a horizontal surface 3, an inclined decorative surface 4 in which both ends of the horizontal surface 3 are inwardly inclined and bent, and a tip end of the inclined decorative surface 4 is inwardly bent and a back surface of the horizontal surface 3. And a slanting decorative surface 4 as shown in FIG.
When the cosmetic cap B and the cosmetic cap B are engaged with each other, an elastic force-adding structure that absorbs a dimensional error at the time of construction is provided, and the elastic force is constantly added to the exterior material D, whereby waterproofness, engagement force, aesthetics,
It is useful for preventing rattling. Further, 6 is a chamfered surface, which improves the aesthetic appearance and secures safety when engaging the makeup cap B with the locking body C, and the makeup cap B at the time of engagement.
This is for preventing deformation of the decorative surface portion 1.

Further, the engaging portion 2 has two engaging pieces 7 having both ends of the horizontal surface 3 hanging downward, and an engaging claw formed by projecting the tip of the engaging piece 7 to the outer surface in the figure. 8, an engaging groove 9 formed between the engaging pieces 7, and a reinforcing piece 10. More specifically, the engaging piece 7 is inserted into the fitting groove 15 of the locking body C, which will be described later, and its engaging claw 8 is locked to the fitting piece 16 of the locking body C. It is fixed as shown.

More specifically, the locking body C is shown in FIG. 1 (b).
As shown in FIG. 2, for example, it is a long shape of about 2424 to 7272 mm and has a Y-shaped cross section composed of the nail driving portion 11 and the fitting portion 12. The nail driving portion 11 is shown in FIG. As shown, it is a portion where the locking body C is fixed to the corner portion base α via a fixing tool β such as a screw. If necessary, a tongue piece 13 is provided on the edge of the locking body C, and a protrusion (not shown) is provided in the middle. ) Is formed.

Further, the fitting portion 12 is formed so as to project upward between the nail driving portions 11, and in the figure, the center portion of the nail driving portion 11 is inwardly extended from two side walls 14 which project vertically upward. It is formed by a U-shaped fitting groove 15 and a fitting piece 16 protruding from the inner surface of the fitting groove 15. The fitting groove 15 fits the engaging portion 2 of the decorative cap B, and the fitting piece 16 is combined with the engaging claw 8 of the decorative cap B so that the decorative cap B is not separated from the locking body C. It is for

The tongue piece 13 and the ridge (not shown) are provided to enhance waterproofness and airtightness. The engaging claws 8 and the fitting pieces 16 may be formed continuously in the longitudinal direction as shown in the figure, or may be formed in a discontinuous shape with a constant pitch (not shown).

The exterior material D is made of, for example, metal siding, double-sided metal steel plate panel, various ceramic siding, ceramic plate, wood plate, etc., and may be either vertical or horizontal. In addition, as shown in FIG. 2, the space between the two inclined decorative surfaces 4 of the exterior material D and the decorative cap B is filled with the backup material E and the caulking material F with the guide piece 5 as a base to provide airtightness and waterproofness. Is to improve.

The backup material E is for preventing the caulking material F from adhering to three points, and its material is made of synthetic resin foam (polyurethane, nurate, phenol, vinyl chloride), rubber, plastic, bond breaker or the like. Is. Further, instead of the backup material E, various primers are dyed to prevent the caulking material F from adhering at three points. Further, as the material of the caulking material F, a material composed of a two-component system, a three-component system modified silicon system, an inorganic refractory material, or the like is used.

Next, a construction example will be briefly described. Therefore, as shown in FIG. 2, first of all, a wooden base such as a stud, a main pillar, a furring strip, a steel base such as C type, square type, H type steel, etc. The nail driving portion 11 is fixed with a fixing tool β such as a screw. Next, the exterior material D is applied to the nail driving section 1
Then, the end portions of the exterior material D are fixed by a fixing tool γ to form a wall body. Next, the engaging piece 7 of the cosmetic cap B is fitted into the fitting groove 15 of the locking body C, and the engaging claw 8 is engaged with the fitting piece 16 to be integrated. Finally, the space between the exterior material D and the inclined decorative surface 4 of the decorative cap B is filled with the backup material E and the caulking material F using the guide piece 5 as a base to form the projected corner portion as shown in the figure.

Corner structure A thus formed
Can be fixed with a fixing tool γ such as a nail before the decorative surface portion 1 above the nail driving portion 11 is present.
It is possible to freely set the width relationship between the nail setting section 11 and
The width of the nail driving portion 11 can be selected according to the corner portion base α. Further, since the makeup cap B is attached after forming the wall body, its opening can be prevented from being deformed, deformation can be prevented, and aesthetic appearance is not impaired. Further, since the makeup cap B is attached from the surface of the exterior material D, the exterior material D and the makeup cap B are not rubbed, and it is possible to prevent the exterior material D from being scratched or damaged. In addition, the backup material E and the caulking material F fill the gaps, so that a waterproof effect is achieved, rainwater from the outside is prevented from entering the inside of the corner base α, and the exterior material D and the corner base α are corroded. Never.

[0016]

[Other Embodiments] The above is one embodiment of the corner structure according to the present invention, in particular, the decorative cap B and the locking body C.
Can be formed as shown in FIGS. That is, FIG. 3 shows a typical example of the inside corner portion, in which the decorative cap B is formed in a substantially Y shape and the locking body C is formed in an arrow shape. 4 (a) and 4 (b) are examples in which a steel plate is formed by roll processing, and in particular, FIG. 4 (b) is a makeup cap B.
The engaging claws 8 are formed by louver processing, button punching processing, half piercing processing, etc., and are formed with a certain pitch at intervals to achieve workability, engagement force, and dropout prevention.

5 (a) and 5 (b), the engaging claw 8 and the engaging piece 7 are shown.
It is an example in which the fitting method is changed so that it is formed on the inner side of and is locked on the outer side of the fitting portion 12. 6 (a), (b) and FIGS. 7 (a), (b) show a locking force by interposing a fitting body G made of synthetic resin or plastic in the fitting groove 15 of the locking body C. This is an example of strengthening and facilitating fitting. Particularly, FIGS. 7 (a) and 7 (b) show the waterproof property by forming a thin goby-like soft synthetic resin waterproofing piece 17 that closely adheres to the end of the exterior material E. Is an example of improving.

[0018]

As described above, according to the corner portion structure of the present invention, the corner portion structure is composed of the two members, that is, the locking body and the decorative cap, so that the decorative surface portion for covering the end portion of the dry wall material does not exist. The dry wall material can be fixed on the locking body, the end portion of the dry wall material can be securely fixed, and the dry wall material end portion can be stored without forcing the decorative surface portion.
Due to the inclined decorative surface and the reinforcing piece, elasticity is always applied to the dry wall material, so that the dry wall material and the decorative cap fit well and there is no rattling. Since the engaging portion of the makeup cap is formed on the back surface of the corner of the makeup surface without any gap, the makeup cap is securely engaged, the makeup surface is not deformed at the time of engagement, and the strength is improved. To do.
The workability is good because the makeup cap can be attached after the dry wall material has been stretched. The space between the dry wall material and the slanted decorative surface of the decorative cap is filled with a backup material and a caulking body, so that airtightness and waterproofness are improved. There are features and effects.

[Brief description of drawings]

FIG. 1 is a partially cutaway perspective view showing an example of a decorative cap and a locking body that constitute a corner portion structure according to the present invention.

FIG. 2 is an explanatory diagram showing a representative example of a corner portion structure according to the present invention.

FIG. 3 is an explanatory diagram showing another example.

FIG. 4 is an explanatory diagram showing another example.

FIG. 5 is an explanatory diagram showing another example.

FIG. 6 is an explanatory diagram showing another example.

FIG. 7 is an explanatory diagram showing another example.

[Explanation of symbols]

 A Corner structure B Decorative cap C Locking body D Dry wall material E Backup material F Caulking material G Fitting body α Corner base β Fixing tool γ Fixing tool 1 Decorative surface section 2 Engaging section 3 Horizontal surface 4 Inclined decorative surface 5 Guide piece 6 Chamfered surface 7 Engagement piece 8 Engagement claw 9 Engagement groove 10 Reinforcement piece 11 Nail driving part 12 Fitting part 13 Tongue piece 14 Side wall 15 Fitting groove 16 Fitting piece 17 Waterproof piece

Claims (1)

[Claims] 1. A fitting portion including a fitting groove having a substantially U-shaped projection at a central portion of a long plate member, a fitting piece protruding into the fitting groove, and a lower end of the fitting portion. A locking body composed of a nail driving portion extending so as to be orthogonal to both outsides, two engaging pieces protruding in the central portion of the elongated plate member, and an engaging piece protruding from the engaging piece. A decorative cap including an engaging portion having a claw formed therein and a decorative surface portion extending at the base of the engaging portion so as to be orthogonal to both outsides, and a dry wall material are provided, and the locking is provided on the corner base. The nail driving part of the body is fixed via a fixture, and the end of the dry wall material is abutted on the nail driving part, and the end of the dry wall material is put on the makeup cap. The surface portion is covered and the engaging body of the decorative cap is integrally formed by inserting the engaging piece of the decorative cap into the fitting groove of the engaging body, and the end of the dry wall material and the decorative cap are formed. A corner structure characterized in that the space between the decorative surfaces of the cap is filled with a backup material and a caulking material.