JP3301997B2 - Construction method of plate member for building and plate wall material - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a construction method and a plate-like wall material for a building plate-like member which is arranged at an allocation position where a standard product needs to be cut and constitutes a wall of a building.

[0002]

2. Description of the Related Art For example, when an outer wall of a building is formed by attaching a siding material or the like, which is a dry plate-like wall material, to the outer wall surface, such a plate-like wall material is used in a factory. Are transported to the construction site as rectangular standard products having several types of standardized dimensions manufactured by the above method, and are allocated to the outer wall surfaces of the building and installed. In general, the outer wall of a building is provided with openings for windows and doorways, roofs extending from the outer wall, balconies, and the like. When it overlaps with the position where the opening or the overhanging portion is provided, a standard plate-like wall material is cut at the construction site according to these shapes and then arranged at the allocation position.

[0003] On the other hand, shortening the construction period by speeding up the work,
For the purpose of coping with the shortage of skilled workers, various construction methods have been proposed in which a plate-like wall material is cut in advance in a factory or the like and an outer wall of a building is formed using the pre-cut plate-like wall material ( For example, refer to Japanese Patent Application Laid-Open No. 9-225780 filed by the present applicant. In addition, for architectural plate-like members such as gypsum boards other than plate-like wall materials, those that are arranged at the allocation positions where it is necessary to perform cutting processing on standard products are not used in factories and the like. By using a plate-like member pre-cut into a predetermined shape in advance, it is possible to shorten a construction period and the like.

[0004] However, these precut architectural plate-like members have low strength due to a reduction in the width of the peripheral portion of the precut portion due to the cutting process. There is a problem that damage is likely to occur in a portion having a low strength.

SUMMARY OF THE INVENTION The present invention has been made in view of such a conventional problem, and is intended to prevent the breakage of a pre-cut architectural plate-like member and to install the plate-like member on a wall surface. An object of the present invention is to provide a construction method of a building plate member capable of performing work efficiently and a plate wall material used in the construction method.

[0006]

SUMMARY OF THE INVENTION The present invention relates to a method of constructing a plate-like member for building which is arranged at an allocation position where it is necessary to perform cutting of a standard product and constitutes a wall of a building. When a pre-cut portion along a predetermined shape to be formed is previously formed on the standard building plate-like member, the pre-cut portion is connected to the inner surface of the pre-cut portion via an easy-separation processing portion in a region of the pre-cut portion. Leave the temporary reinforcement part to be left, at the construction site, the temporary reinforcement part is separated by the easy separation processing unit and the building plate member is cut into a predetermined shape,
The above object has been achieved by providing a construction method of a building plate-like member, which is provided at the allocation position (the invention according to claim 1).

[0007] In the construction method of the present invention, it is preferable that the architectural plate member is a plate-like wall material such as a siding material.

Further, the present invention is a plate-like wall material which is arranged at an allocation position where it is necessary to perform a cutting process on a standard product and constitutes an outer wall of a building, and which is provided along a predetermined shape to be cut. It has a pre-cut portion, and in the area of the pre-cut portion, a temporary reinforcing portion connected to the inner surface of the pre-cut portion via the easy-separation processing portion is left, and at the construction site, the temporary reinforcing portion The above object has been achieved by providing a plate-like wall material, wherein the plate-like wall material is separated by the easy-separation processing section, cut into a predetermined shape, and disposed at the allocation position. Item 3)).

The plate-like wall material of the present invention has a precut opening, and is cut into a predetermined shape by separating a part of a frame portion outside the precut opening. It is preferable that a part of the frame-shaped portion to be formed constitutes the temporary reinforcing portion and be cut and separated along an extension of the inner surface of the precut opening (the invention according to claim 4).

The genuine architectural plate-like member described above satisfies the standard provisions regarding strength, durability, ease of handling, etc., and is designed to be the same in a factory or the like so as to streamline production and to be widely used. It is a plate-shaped member that has been produced in large quantities in shape and size, and has not been subjected to special processing according to each building, and generally has a rectangular shape. Examples of the plate-like member for building include a siding material, a calcium silicate plate, AL
In addition to C (thin) plates, fiber concrete plates, eaves and other plate-like wall materials, gypsum boards, various plywood and other interior plate materials,
Substrates such as plate-like heat insulating materials and reinforced fiber boards are included.

The easy-separation processing part is a part which has been processed in advance so that a part of the building plate-like member can be easily separated from the remaining main body at the construction site of the building. Examples of such processing include, for example, processing such that an opening or a cut is provided to reduce the length of a connection portion with the main body portion, and a method of facilitating separation by cutting the connection portion, (Including a method of inserting sawtooth in the thickness direction and a method of inserting sawtooth in a broken line at regular intervals), a method of printing a cutting line, and the like. .

[0012]

Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. According to the present embodiment, as shown in FIG. 2, the siding material 21 which is a plate member for building (plate-like wall material) is attached to the outer wall surface of the house building 20.

That is, a large number of siding materials 21 are allocated and installed on the outer wall surface of the house building 20, and the outer wall surface protrudes from the opening for the window 22 and the entrance 23 and the outer wall surface. Roofs 24 and 25, balconies 26 and the like are provided. Therefore, when the allocation position of the siding material 21 overlaps with the position where the openings 22, 23 and the overhang portions 24, 25, 26 are provided, the standard siding material 21 having a rectangular shape is used.
After cutting along these shapes, it is necessary to arrange at each allocation position. The construction method and the plate-shaped outer wall material according to the present embodiment are employed to enable the work of attaching the siding materials 21 to be performed efficiently.

The plate-like wall members 10a, 10a of this embodiment
0b, 10c, and 10d are rectangular standard siding materials (for example, 455 mm in length, 3030 mm in width, and 1 in thickness).
Siding material for horizontal application with a size of 2 mm. ) Are required to be cut (A, B, C, FIG. 2)
D), and serves as a siding material 21 constituting the outer wall of the house building 20. FIG. 1 (a)-
As shown in (d), the plate-like wall material 10a, 1
0b, 10c and 10d have pre-cut portions 11a, 11b, 11c and 11d along a predetermined shape to be cut, and these pre-cut portions 11a, 11b, 1
In the regions 1c and 11d, the easy separation processing units 12a and 12d
b, 12c, and 12d via the precut portions 11a, 11
b, 11c, 11d, inner surfaces 13a, 13b, 13c,
The provisional reinforcing parts 14a, 14b, 14c connected to 13d
14d is left. Then, at the construction site of the house building 20, the provisional reinforcing portions 14a, 14b, 14c, 1
4d is separated by the easy separation processing units 12a, 12b, 12c, 12d, and the pre-cut units 11a, 11b, 11c, 11
After cutting so that d has a predetermined shape, the respective plate-like wall members 10a, 10b, 10c, and 10d are disposed at the respective allocation positions A, B, C, and D on the outer wall surface (see FIG. 2). .

The plate-like wall members 10a, 10a of this embodiment
According to b, 10c and 10d, each allocation position A, B,
Precut opening 15 of a predetermined shape corresponding to the shapes of C and D
a, 15b, 15c, and 15d, respectively. By cutting and separating a part of the frame-shaped portion outside the pre-cut openings 15a, 15b, 15c, and 15d at the construction site, the plate-like wall materials 10a, 10b, 10c, and 10d are cut and processed, and the pre-cut portion having a predetermined shape is formed. 11a, 11b, 1
1c and 11 will be formed. In other words, a part of the frame-shaped portion to be separated is
b, 15c, 15d (precut portions 11a, 11b, 1
1c, 11d) inner surfaces 13a, 13b, 13c, 13
traverses a small frame-shaped part located on the extension of d.
A pair of linear easy-separation processing units 12a, 12b, 12c,
The temporary reinforcing portions 14a, 14b, 14c, and 14d are connected to other portions of the frame-shaped portion that is the main body portion via 12d.

Here, the plate-like wall member 10a disposed at the layout position A has a length of 250 mm in length and 1500 m in width in the right half.
A rectangular precut opening 15a having a size of about m is formed, and the upper and right sides of the frame-like portion surrounding the outside of the precut opening 15a have a narrow width of about 100 mm. Thereby, the pre-cut opening 1
5a on the right extension of the bottom inner surface 13a and the left inner surface 1
When performing the cutting operation in the easy separation processing section 12a along the upper extension of 3a, the cutting length is short, and the upper side and the right side of the frame-shaped portion as the temporary reinforcing section 14a are easily cut. It becomes possible to separate. By such a simple cutting operation, the rectangular precut portion 11a along the shape of the window 22 at the layout position A can be easily cut at the construction site. The surface of the plate-like wall material 10a is preliminarily marked with a cut mark 16a for displaying the easy-separation processing section 12a by printing a saw or a cutting line.
The cutting operation for forming a can be easily performed.

The plate-like wall member 10b disposed at the layout position B has a height of 250 mm and a base of 1000 mm at the right half.
A pre-cut opening 15b of a trapezoidal shape in which the left inner side surface 13b having a size of about mm is inclined is formed, and the frame portion surrounding the outside of the pre-cut opening 15b has a narrow width of about 100 mm at the lower side and the right side. It has become. Thereby, when performing the cutting operation in the easy separation processing unit 12b along the right extension of the upper inner surface 13b of the pre-cut opening 15b and the lower extension of the inclined inner surface 13b, the cutting length is shortened. And the provisional reinforcement 14b
It is possible to easily cut and separate the lower side portion and the right side portion of the frame-shaped portion. By such a simple cutting operation, the trapezoidal pre-cut portion 11b along the shape of the overhanging roof 24 at the layout position B is easily cut at the construction site. In addition, the plate-like wall material 1
On the surface of No. 0b, a cut mark 16b, which indicates the easy-separation processing section 12b, is printed by sawing or cutting line printing, and this is used as a guide line to facilitate a cutting operation for forming the pre-cut section 11b. You can do it.

Further, the plate-like wall member 10c disposed at the layout position C has a height of 250 mm and a
Precut opening 1 in the shape of an isosceles triangle with a size of about mm
5c is formed, and the frame-shaped portion surrounding the outside of the precut opening 15c has a narrow width of about 100 mm at the lower side. Thereby, the pre-cut opening 15
When performing the cutting operation in the easy-separation processing section 12c along the lower extension of each inclined inner surface 13c of c, the cut length is shortened, and the lower side of the frame-shaped portion as the temporary reinforcing section 14c The part can be easily cut and separated. By such a simple cutting operation, the isosceles triangular precut portion 11c along the shape of the overhanging roof 25 at the layout position C is easily cut at the construction site. In addition, on the surface of the plate-shaped wall material 10c, a cut mark 16c for displaying the easy-separation processing portion 12c is drawn in advance by sawing or cutting line printing, and the pre-cut portion 11c is formed using this as a guide line. Cutting work can be easily performed.

Further, the plate-like wall member 10d disposed at the layout position D has a central portion of 250 mm long and 600 m wide.
A rectangular precut opening 15d having a size of about m is formed, and a frame-like portion surrounding the outside of the precut opening 15d has a narrow width of about 100 mm at the lower side. Thereby, the easy-separation processing unit 12 extends along the lower extension of the left and right inner surfaces 13d of the precut opening 15d.
When the cutting operation is performed in step d, the cutting length is short, and the lower side of the frame-shaped portion serving as the temporary reinforcing portion 14d can be easily cut and separated. By such a simple cutting operation, the rectangular precut portion 11d along the shape of the upper end of the side wall of the balcony 26 at the layout position D can be easily cut at the construction site. In addition, a cut mark 16d, which indicates the easy-separation processing unit 12d, is drawn on the surface of the plate-like wall material 10d by sawing or cutting line printing, and the pre-cut part 11d is formed using the cut mark 16d as a guide line. Cutting work can be easily performed.

The above-mentioned plate-like wall members 10a, 10a
b, 10c, and 10d are preliminarily processed into desired shapes having pre-cut openings 15a, 15b, 15c, and 15d in a factory or the like based on layout processing information such as a design drawing and on-site measurement. It is carried in.

In the loading operation, the plate-like wall material 10
a, 10b, 10c, 10d pre-cut portions 11a, 1
1b, 11c and 11d, the precut opening 1
Part of the frame-like portion covering the outside of 5a, 15b, 15c, 15d is left as temporary reinforcing portions 14a, 14b, 14c, 14d, and the precut portions 11a, 11b, 11c, 1 are left.
Since the weak portion around 1d is reinforced, it is possible to effectively prevent breakage of the plate-like wall members 10a, 10b, 10c, 10d.

The loaded plate-like wall members 10a, 10a
b, 10c and 10d are pre-cuts having a desired shape by separating the temporary reinforcing portions 14a, 14b, 14c and 14d by a simple operation at the construction site by cutting the easy-separation processing portions 12a, 12b, 12c and 12d. Part 11
a, 11b, 11c, and 11d can be easily cut as a siding material, and the plate-like wall materials 10a, 10b, 10c, and 10d thus cut are
It can be quickly and efficiently attached to each of the allocation positions A, B, C, D on the outer wall surface.

In other words, according to the present embodiment, the architectural plate-like wall materials 10a, 10b, 10 which are used by being precut are used.
The work of installing the plate-like member on the wall surface can be efficiently performed while avoiding the c and 10d from being damaged during transportation, on-site transportation, and the like. Further, the plate-like wall members 10a, 10b, 10c, 1
It is also possible to reduce the generation of dust and noise during the cutting process of 0d.

Note that the present invention is not limited to the above embodiment, and various changes can be made. For example, the construction method of the present invention is not limited to the plate-like wall material, and can also be applied when constructing an interior plate material or a base plate material, and the plate-like wall material of the present invention is a siding material. In addition, a calcium silicate plate or a fiber concrete plate may be used. Further, the provisional reinforcing portion does not necessarily need to be a part of the frame-shaped portion outside the precut opening. Further, in the easy-separation processing portion, in addition to the shortened connection portion with the main body portion, as shown in FIG. 3, a saw-toothed line 18 is formed along the shape of the precut portion of the plate-like wall material 17 ( (See (a)), and a bar 19 that can be easily separated (see (b)) may be used in the area of the pre-cut portion.

[0025]

As described above in detail, according to the construction method of a plate member for building and the plate wall material of the present invention, the plate member for building to be used by pre-cutting is used for transportation, on-site transportation and the like. The work of installing the plate member on the wall surface can be performed efficiently while avoiding damage to the wall.

[Brief description of the drawings]

FIGS. 1A to 1D are plan views showing plate-like wall materials used in a construction method according to an embodiment of the present invention.

FIG. 2 is a front view showing a house building to which the construction method according to one embodiment of the present invention is applied.

FIGS. 3A and 3B are front views of a plate-like wall member for explaining another mode of the easy separation processing section.

[Explanation of symbols]

10a, 10b, 10c, 10d Plate-shaped wall material 11a, 11b, 11c, 11d Precut part 12a, 12b, 12c, 12d Easy separation processing part 13a, 13b, 13c, 13d Inner surface 14a, 14b, 14c, 14d of precut part Temporary reinforcement 15a, 15b, 15c, 15d Pre-cut opening 16a, 16b, 16c, 16d Cut mark 17 Plate-shaped wall material 18 Saw pattern 19 Bar 20 House building 21 Siding material

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) E04C 2/30 E04F 13/08

Claims (4)

(57) [Claims] 1. A method for constructing a building plate-like member which is arranged at an allocation position where it is necessary to perform a cutting process on a standard product and constitutes a wall of a building, wherein a precut portion along a predetermined shape to be cut and processed. When previously formed in the standard building plate member for construction, in the region of the pre-cut portion, leaving a temporary reinforcing portion connected to the inner surface of the pre-cut portion via the easy separation processing portion. At the construction site, the temporary reinforcing portion is separated by the easy-separation processing portion, the building plate-shaped member is cut into a predetermined shape, and the building plate-shaped member is disposed at the allocation position. Construction method of the member. 2. The method according to claim 1, wherein the building plate member is a plate wall material such as a siding material. 3. A plate-like wall material which is arranged at an allocation position where it is necessary to perform a cutting process on a standard product and constitutes a wall of a building, and has a precut portion along a predetermined shape to be cut. In the area of the pre-cut portion, a temporary reinforcing portion connected to the inner surface of the pre-cut portion via the easy-separation processing portion is left, and at the construction site, the temporary reinforcing portion is A plate-like wall material, which is separated and cut into a predetermined shape by a processing unit and disposed at the allocation position. 4. The plate-shaped wall material has a pre-cut opening, and is cut into a predetermined shape by separating a part of a frame-shaped portion outside the pre-cut opening,
The plate-like wall material according to claim 3, wherein a part of the separated frame-shaped portion constitutes the temporary reinforcing portion, and is cut and separated along an extension of an inner surface of the precut opening.