JP7049058B2 - Joiner for outside corner - Google Patents

Description

The present invention relates to a joiner for outside corners formed by matching the longitudinal ends of drywall materials used in buildings and structures. More specifically, the present invention relates to a joiner for a protruding corner, which ensures a reliable and strong fitting when the decorative cap forming the protruding corner is fitted to the floor plate.

Generally, a drywall material with a sandwich structure using a metal plate as a surface material, a synthetic resin foam as a core material, and a sheet-like material as a backing material, or a drywall material made of an inorganic material is used to form a horizontal wall. When the body is formed, the protruding corners are formed by abutting the drywall material in the longitudinal direction, and the protruding corners are made by hitting the L-shaped protruding corner material / inside corner material with the brain, or the floorboard and decorative cap. There is a method of forming a protruding corner portion by fitting the two members. (See Patent Documents 1 and 2)

Japanese Unexamined Patent Publication No. 2000-001964 JP-A-2015-175207

Patent Documents 1 and 2 are a method of forming a protruding corner portion by fitting two members, a bedding plate and a decorative cap. Cited Document 1 is constructed by deforming the first wall portion and the second wall portion, which have no margin in molding and are decorative surfaces, at the time of construction. Further, Cited Document 2 relates to a connecting member of an outer wall material for fitting a joint cap to a joiner attached to a wall base, which is also constructed by deforming a decorative surface during construction. For this reason, it was difficult to keep the angle of each decorative surface at 90 degrees.

In order to solve such a problem, the present invention has a protruding corner joiner that covers the protruding corner of the decorative surface of the dry wall material. The protruding corner joiner has a long floor plate and a short decorative cap. The floor plate is formed from the horizontal part and the fitting part, the horizontal part forms a horizontal fixed piece at approximately 90 degrees, and the fitting part bends the substantially central part of the horizontal part upward. The two guide pieces formed in the above direction and the tips of both guide pieces are bent inward and the tips are bent inward to form a fitting groove having a substantially U-shaped cross section, and the fitting is projected into the fitting groove. It is composed of a long member formed from a joint claw, and the decorative cap is formed from a horizontal decorative surface portion and a decorative surface portion formed at approximately 90 degrees, and is formed from an engaging portion protruding in the longitudinal direction in the center of the back surface to engage. The portion is formed from a rising portion in which a position capable of projecting from the center of the back surface of the decorative surface portion is bent at an appropriate interval of 45 degrees, and an engaging piece formed by projecting outward from the tip of the rising portion at a position where it fits at the time of fitting. At the same time, a space is formed at the base of the engaging portion of the decorative cap so that the rising portion can be deformed, and the jointer for the outside corner is provided in which the space between the back surface of the decorative surface and the rising portion is rounded.

As described above, according to the outside corner joiner according to the present invention, a space is formed at the base of the engaging portion of the decorative cap, and the space between the back surface of the decorative surface and the rising portion is formed in a rounded shape. 1) When the decorative cap is fitted to the floor plate, the rising portion of the decorative cap can be deformed in the space, so that the decorative cap can be smoothly fitted. Further, (2) since the decorative cap can be deformed in the space, the decorative cap can be prevented from being deformed, and the angle between the decorative surface portions can be maintained at 90 degrees at the time of processing the decorative cap. There are features and effects such as.

It is sectional drawing which shows one Example of the floor board and the decorative cap used for the joiner for the outside corner which concerns on this invention. It is sectional drawing which shows one Example of the Joiner for a protruding corner which concerns on this invention. It is a perspective view which shows an Example of the decorative cap used for the joiner for the outside corner which concerns on this invention. It is a perspective view which shows an Example of the decorative cap used for the joiner for the outside corner which concerns on this invention. It is sectional drawing which shows one Example of the drywall material used for the joiner for the outside corner which concerns on this invention. It is a perspective view which shows the other example of the decorative cap used for the joiner for the outside corner which concerns on this invention.

A typical example of the outside corner joiner according to the present invention will be described in detail below with reference to the drawings. FIG. 1 is a cross-sectional view showing a floorboard B and a decorative cap used for the outside corner joiner according to the present invention, FIG. 2 is a cross-sectional view showing the outside corner joiner according to the present invention, and A is a outside corner joiner. , B is a floorboard, C is a decorative cap, D is a drywall material, α is a wall base, and β is a fixture.

3A and 3B are perspective views showing the decorative cap, FIGS. 4A and 4B are partially cutaway perspective views showing the decorative cap, and FIG. 5 is a cross-sectional view showing the drywall material D. be.

Joiner A for outside corners is a thin metal plate material such as iron, aluminum, copper, stainless steel, titanium, aluminum / zinc alloy plated steel plate, galvalume steel plate, hollow steel plate, clad steel plate, laminated steel plate (PVC steel plate, etc.), sandwich steel plate (control). A type of synthetic resin plate material such as vinyl chloride resin, polycarbonate resin, etc. (including color plates coated with these in various colors) is molded into various shapes by roll molding, press molding, etc. be.

The floor plate B is a long plate material, and is formed from a horizontal portion 1 and a fitting portion 4 as shown in FIG. 1 (a). More specifically, the horizontal portion 1 is formed of a horizontal fixed piece 2 and a tongue piece 3 in which the tip of the fixed piece 2 is bent like a ridge. Further, the fitting portion 4 has two guide pieces 5 formed by bending the substantially central portion of the horizontal portion 1 upward, and the tips of both guide pieces 5 are bent inward and the tips are bent inward. A fitting groove 6 having a substantially U-shaped cross section is formed, and the fitting groove 6 is formed from a fitting claw 7 protruding into the fitting groove 6. The fitting portion 4 is a portion that engages the engaging portion 9 of the decorative cap C, which will be described later.

The decorative cap C is determined by the decorative surface and the cross-sectional shape of the drywall material D, and when the wall body is formed by using the drywall material D as shown in FIG. 5, FIGS. The cosmetic cap C is as shown in b).

More specifically, the decorative cap C is formed on the decorative surface 8a and the decorative surface 8b having a narrow width formed in the same shape as the decorative surface D1 and the decorative joint D2 of the drywall material D, and in the center of the back surface of the decorative surface portion 8. It is formed from an engaging portion 9 protruding in the longitudinal direction, and as shown in FIG. 1, the decorative surface portion 8 is a portion that covers the end portion of the drywall material D to improve design and waterproofness.

The engaging portion 9 has a rising portion 10 that is bent at an appropriate interval at a position where it can protrude to the center of the back surface of the decorative surface portion 8 at an appropriate interval, and is outward at a position where it fits in the fitting groove from the tip of the rising portion 10 at the time of fitting. The engaging piece 11 is formed so as to project from the above, and the engaging piece 11 is engaged with the fitting claw 7 of the floor plate B to fix the decorative cap C to the wall base α. In the figure, the engaging portion 9 is formed only on the back surface portion of the decorative surface 8a due to the molding process. Further, 12a is a fixing hole, which is a portion for fixing the upper end to the decorative cap C to the wall base α with the fixing tool β.

As shown in the figure, the space K is formed by forming the space K between the back surface 8a of the decorative surface and the rising portion 10 in a rounded shape as shown in the figure.

In this way, the space K is formed at the base of the engaging portion 9, and the space K between the decorative surface back surface 8a and the rising portion 10 is formed in a rounded shape as shown in the figure, so that the floor plate is formed as shown in FIG. When the decorative cap C is fitted to B, the rising portion 10 of the decorative cap C can be deformed in the space K, so that smooth fitting is possible. Further, since the decorative cap C can be deformed in the space K, the decorative cap C can be prevented from being deformed, and the angle between the decorative surface portions 8 can be maintained at 90 degrees at the time of processing the decorative cap C.

The waterproof piece 12 is formed by projecting the upper end portion of the decorative surface portion 8 further upward, and is a portion inserted into the connecting groove between the drywall materials D.

The joint cover piece 13 is formed by bending the lower end portion of the decorative surface portion 8 inward and covers the horizontal joint portion of the drywall material D.

The cross-sectional shape of the decorative surface portion 8 of the decorative cap C is the same as the cross-sectional shape of the decorative surface portion 14 of the drywall material D.

As shown in FIG. 5, the drywall material D is a drywall material D having a male-female fitting structure in which a decorative surface D1 and a decorative joint D2 are formed, and is molded from a metal-based siding material, a ceramic-based siding material, ceramic, or the like. It was done.

6 (a) and 6 (b) are perspective views showing other embodiments of the decorative cap C, in which the engaging portion 9 is continuously formed.

A Joiner for outside corner B Floor plate C Decorative cap D Dry wall material D1 Decorative surface D2 Decorative joint K Space α Wall base β Fixture 1 Horizontal part 2 Fixed piece 3 Tongue piece 4 Fitting part 5 Guide piece 6 Fitting groove 7 Fitting claws 8 Decorative surface 8a Decorative surface 8b Decorative joint 8c Decorative surface back surface 9 Engaging part 10 Rising part 11 Engaging piece 12 Waterproof piece 12a Fixing hole 13 Joint cover piece 14 Decorative surface part

Claims (1)

In the outside corner joiner that covers the outside corner of the decorative surface of the dry wall material, the outside corner joiner consists of a long floor plate and a short decorative cap, and the floor plate fits into the horizontal part. Formed from the part, the horizontal part forms a horizontal fixed piece at approximately 90 degrees, and the fitting part consists of two guide pieces formed by bending the substantially central part of the horizontal part upward and both guide pieces. The tip is bent inward and the tip is bent inward to form a fitting groove having a substantially U-shaped cross section, and is composed of a long member formed from a fitting claw protruding into the fitting groove. The decorative cap has a horizontal decorative surface portion and a decorative surface portion formed at approximately 90 degrees, and is formed from an engaging portion that protrudes in the longitudinal direction in the center of the back surface. It is formed from a rising portion that is bent at an appropriate interval of 45 degrees and an engaging piece that is formed so as to protrude outward at a position where it fits from the tip of the rising portion at the time of fitting, and also rises at the base of the engaging portion of the decorative cap. A joiner for outside corners that forms a space where the part can be deformed and has a rounded shape between the back surface of the decorative surface and the rising part.

Images