JP6958836B2 - Eaves ceiling parting structure and construction method of buildings using it - Google Patents

Description

The present invention relates to an eaves ceiling parting structure attached to an inner end portion (adjacent end portion of an outer wall) of an eaves ceiling plate, and a method of constructing a building using the eaves ceiling parting structure.

As is well known, the conventional eaves ceiling parting structure basically has a hook-shaped (U-shaped) parting base material and an angle-shaped (L-shaped) parting body that can cover the inner end of the eaves ceiling plate. It has a structure in which a material is assembled (see, for example, Patent Document 1). The parting base material has an upper surface portion extending horizontally, a lower surface portion extending horizontally shorter than the upper surface portion, and a vertical connecting surface portion connecting the upper and lower surface portions, and a chevron-shaped locking ridge portion is provided above the upper and lower connecting surface portions. It is a thing. The parting body material includes a lower surface portion extending along the lower surface portion so as to include the lower surface portion of the parting base material, and an upper and lower connecting surface portion of the parting base material extending substantially along the upper and lower connecting surface portions of the parting base material and at the upper end portion. It has a vertically extending surface portion with a hooked portion that can be hooked on the locking ridge portion, and can include an upper and lower connecting surface portion up to the lower surface portion of the parting base material and the attached portion of the locking ridge portion. be. As for the assembly of the parting base material and the parting body material, the latter covers the upper and lower connecting surface portions from the lower surface portion of the former to the attachment portion of the locking ridge portion by fitting and inserting. This assembled product is used at the site by fixing it to the field edge of the back of the eaves of the building by fixing it with a nail or the like on the upper surface of the parting base material.

Further, in recent years, in response to a request for improved fire resistance, the upper surface portion of the parting base material and the upper and lower extending surface portions of the parting body material assembled by fitting and inserting have been extended along both the upper surface portion and the upper and lower portions. It is covered with a parting cover plate material made of an angle-shaped thin iron steel plate having an extending surface portion. In this covering state, at the site, the upper surface portion of the parting cover plate material is sandwiched between the upper surface portion of the parting base material and the field edge portion, and the upper surface portion of the parting base material is attached and fixed to the field edge portion with nails or the like.

Japanese Unexamined Patent Publication No. 2001-32477

However, when fixing the parting base material to the field edge, in addition to adjusting the mutual position between the parting base material and the parting body material in the lateral direction (longitudinal direction), the parting body material and the parting cover plate material are used. There is a problem that it takes a long time to install because it is necessary to adjust the mutual positions in the lateral direction between the two.

The present invention has been made in view of the above reasons, and an object of the present invention is to shorten the mounting time when attaching the parting base material, the parting main body material, and the parting cover plate material to the inner end portion of the eaves ceiling plate. It is an object of the present invention to provide a parting structure and a construction method of a building using the parting structure.

In order to achieve the above object, the eaves roof parting structure according to claim 1 is an eaves parting structure having a parting base material, a parting main body material and a parting cover plate material, and combining these. The parting base material has an upper surface portion extending horizontally, a lower surface portion extending horizontally shorter than the upper surface portion, and an upper and lower connecting surface portion connecting the upper and lower surface portions, and the parting body material is a lower surface portion of the parting base material. Has a lower surface portion extending along the lower surface portion and a vertically extending surface portion extending substantially along the upper and lower connecting surface portions of the parting base material, and can be assembled and slid to the parting base material by fitting and inserting. Further, a horizontal concave groove portion is provided on the vertically extending surface portion, and a protruding portion protruding downward is provided near the mouth portion of the upper end portion of the horizontal concave groove portion, and the parting cover plate material extends horizontally. It has an upper surface portion and a vertically extending surface portion connected from the upper surface portion, and the vertically extending surface portion has a press-fitting portion at a plurality of places, and the press-fitting portion is forcibly inserted into the upper part of the horizontal concave groove portion. It is characterized in that it is bonded to the parting body material by press-fitting and locking the inside of the protruding portion.

The building construction method according to claim 2 is a building construction method using the eaves ceiling parting structure according to claim 1, and is between the upper surface portion and the field edge portion of the parting base material. It is characterized in that the upper surface portion of the parting base material is attached and fixed to the field edge portion so as to sandwich the upper surface portion of the parting cover plate material.

According to the construction method of the eaves ceiling parting structure of the present invention or the building of the present invention, it is possible to shorten the mounting time when the parting base material, the parting main body material and the parting cover plate material are attached to the inner end portion of the eaves ceiling plate.

It is a front view which shows the eaves roof parting structure which concerns on embodiment of this invention. It is a right side view which shows the vicinity of the press-fitting part of the eaves roof parting structure of the same above, (a) is the state before press-fitting of the press-fitting part, and (b) is the state after press-fitting of a press-fitting part. It is the front view cross-sectional view which shows the parting-out cover plate material and the parting-out main body material in the vicinity of the press-fitting part of the eaves roof parting-out structure in the same scale, (a) is the state before press-fitting of the press-fitting part, and (b) is the press-fitting part. It is the state after press-fitting. It is a front view which shows the attachment state of the eaves roof parting structure of the same above.

A mode for carrying out the present invention will be described below with reference to the drawings. As shown in FIG. 1, the eaves roof parting structure 1 according to the embodiment of the present invention includes a parting base material 11, a parting main body material 21, and a parting cover plate material 31, and is a combination thereof. ..

The parting base material 11 is a mold material made of aluminum or the like. The parting base material 11 has an upper surface portion 12 extending horizontally, a lower surface portion 13 extending horizontally shorter than the upper surface portion, and an upper and lower connecting surface portion 14 connecting the upper and lower surface portions 12, 13 as in the conventional one. A chevron-shaped locking ridge portion 16 is attached to the upper portion of the surface portion 14. Further, a support base portion 15 is provided at the tip portion inside the lower surface portion 13.

The parting body material 21 is a mold material made of aluminum or the like. As a basic structure, the parting body material 21 has a lower surface portion 22 extending along the lower surface portion 13 so as to include the lower surface portion 13 of the parting base material 11, and upper and lower portions extending substantially along the upper and lower connecting surface portions 14 of the parting base material 11. It has an extending surface portion 23.

The parting body material 21 is a lateral recess extending in the lateral direction (longitudinal direction) (in FIG. 1 in the direction orthogonal to the paper surface) in the tip portion of the lower surface portion 22 in order to bond with the parting base material 11. In addition to having 24, it also has a hook portion 25 extending in the lateral direction above the vertically extending surface portion 23. In the parting body material 21, the tip portion of the lower surface portion 13 of the parting base material 11 is fitted and inserted into the lateral recess 24, and the hook portion 25 is hooked on the locking ridge portion 16 of the parting base material 11 to perform the parting. It is assembled to the parting base material 11 in a state of covering the lower surface portion 13 of the base material 11 and the portion of the upper and lower connecting surface portions 14 up to the locking ridge portion 16. As a result, the parting body material 21 and the parting base material 11 are slidably connected in the lateral direction.

Further, the parting body material 21 is a lateral recess extending in the lateral direction occupying a substantial portion of the lower half of the vertically extending surface portion 23 in the lower portion of the hook portion 25 for bonding with the parting cover plate material 31 described later. A groove portion 26 is provided, a protruding portion 27 projecting downward is provided near the mouth portion of the upper end portion of the laterally concave groove portion 26, and a closing wall portion 28 is erected at the mouth portion of the lower end portion of the laterally concave groove portion 26. It has a structure.

The parting cover plate material 31 is, for example, a plate material such as a thin iron plate or steel plate having a thickness of about 0.5 mm. The parting cover plate member 31 has a horizontally extending upper surface portion 32 and a vertically extending surface portion 33 connected continuously from the upper surface portion 32. The vertically extending surface portion 33 has a plurality of square tongue-shaped press-fitting portions 34 formed by notches on the upper side and the left and right sides (see FIGS. 2 (a) and 3 (a)). The parting cover plate material 31 is attached to the parting body material 21 in a state where the lower end portion of the vertically extending surface portion 33 is in contact with the lower end portion of the lateral concave groove portion 26 extending in the lateral direction of the parting body material 21 and the closing wall portion 28 adjacent thereto. Assemble. As a result, the vertically extending surface portion 33 closes the mouth portion of the lateral concave groove portion 26 of the parting main body material 21 and covers the lateral concave groove portion 26. In this assembled state, after adjusting the mutual positions of the parting cover plate 31 and the parting body 21 in the lateral direction, the press-fitting portion 34 of the parting cover plate 31 facing the upper portion of the laterally recessed groove 26 is laterally recessed. It is forcibly press-fitted into the groove 26 by hitting with a hammer or the like. Then, the press-fitting portion 34 gets over the protruding portion 27 and locks inside the protruding portion 27 while its tip (upper end) is deformed (see FIGS. 2 (b) and 3 (b)). Thereby, the parting cover plate member 31 and the parting body 21 can be easily formed into a combined shape by fixing the mutual positions between them in the lateral direction.

In this way, the eaves roof parting structure 1 in which the parting base material 11, the parting main body material 21, and the parting cover plate material 31 are combined is brought into the eaves back portion of the building at the site in this state, and as shown in FIG. 4, the parting base material The upper surface portion 32 of the parting cover plate material 31 is sandwiched between the upper surface portion 12 of the parting base material 11 and the field edge portion 42 while adjusting the mutual positions between the 11 and the parting body material 21 in the lateral direction. The upper surface portion 12 of the base material 11 is attached and fixed to the field edge portion 42 with a nail or the like. By performing the construction in this way, it is possible to shorten the attachment time when attaching the parting base material 11, the parting main body material 21, and the parting cover plate material 31 to the inner end portion of the eaves ceiling plate 41, and it can be realized at low cost. Further, the inner end portion of the eaves ceiling plate 41 is mounted between the upper surface portion 12 of the parting base material 11 and the support base portion 15 of the lower surface portion 13.

The eaves roof parting structure according to the embodiment of the present invention and the construction method of the building using the same have been described above, but the present invention is not limited to the one described in the embodiment and is described in the scope of claims. Various design changes are possible within the scope of the above items.

1 Eaves ceiling parting structure 11 Parting base material 12 Top part 13 Bottom part 14 Upper and lower connecting surface part 15 Support base part 16 Locking ridge part 21 Parting main body material 22 Bottom part 23 Upper and lower extending surface part 24 Horizontal recess 25 Hook part 26 Horizontal concave groove 27 Protruding part 28 Closing wall part 31 Parting cover plate material 32 Top surface part 33 Vertical extension surface part 34 Press-fitting part 41 Eaves ceiling plate 42 Field edge part

Claims (2)

It is an eaves roof parting structure that has a parting base material, a parting body material, and a parting cover plate material, and combines them.
The parting base material has an upper surface portion extending horizontally, a lower surface portion shorter than the upper surface portion and extending horizontally, and an upper and lower connecting surface portion connecting the upper and lower surface portions.
The parting body material has a lower surface portion extending along the lower surface portion so as to include the lower surface portion of the parting base material, and a vertically extending surface portion extending substantially along the upper and lower connecting surface portions of the parting base material. It is assembled and slidably connected to the parting base material by fitting and inserting, and a lateral concave groove portion is provided on the vertically extending surface portion, and a protruding portion protruding downward is provided near the mouth portion of the upper end portion of the lateral concave groove portion. And
The parting cover plate material has an upper surface portion extending horizontally and a vertically extending surface portion continuously provided from the upper surface portion, and the vertically extending surface portion has press-fitting portions at a plurality of locations, and the press-fitting portion is laterally provided. An eaves-top parting structure characterized in that it is bonded to the parting body material by forcibly press-fitting it into the upper part of the concave groove portion and locking it inside the projecting part. A method of constructing a building using the eaves ceiling parting structure according to claim 1.
The upper surface portion of the parting cover plate material is sandwiched between the upper surface portion and the field edge portion of the parting base material, and the upper surface portion of the parting base material is attached and fixed to the field edge portion. Building construction method.

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