JP2020125647A - Eaves soffit structure - Google Patents

Abstract

To provide an eaves soffit structure which is capable of preventing backlash of an eaves soffit board in an expansion direction of an eaves edge, further, in which fastening tools such as nails or machine screws are not conspicuous in a view from a bottom face side, and which is not necessary to be repaired.SOLUTION: An eaves edge side fixing metal fitting 6A is slid to an indoor side, an eaves soffit board 1 is moved to an eaves root side, and the eaves soffit board 1 is pressed in an eaves root side direction by a suspension piece 6c, such that the eaves soffit board 1 can be mounted without backlash. An insertion part 7d of an eaves edge side corner bead 7A is inserted between a lower support piece 6b of the eaves edge side fixing metal fitting 6A and a bottom face of the waves soffit board 1 and an upper portion 7a of the waves edge side corner bead 7A is fastened at a predetermined position of a fascia board backing 4 by fastening tools 9 such as nails or machine screws while adjusting the amount of insertion, such that the fastening tools 8 of the eaves edge side fixing metal fitting 6A and the eaves edge side fixing metal fitting 6A per se are hidden by the eaves edge side corner bead 7A.SELECTED DRAWING: Figure 1

Description

This invention relates to the eaves structure of a building.

In the construction of the eaves top plate, it is common to fix the eaves top plate from the lower surface of the eaves top plate to a field edge on the building side with fasteners such as nails and screws. In that case, it is necessary to repair the heads of fasteners such as nails and screws so that they are not conspicuous, and the repaired parts are conspicuous due to deterioration over time.

Further, conventionally, as shown in FIG. 50 or FIG. 51, an eaves roof support piece 104 for supporting the eaves side of the eaves roof 103 is attached to the parting edge 102 attached to the nose cover base 100 or the field edge 101 on the eaves side. The eaves side support member of the eave top plate provided is known.

JP 2001-98693 A JP-A-07-331793

However, in the eaves-side support member of the eaves-top plate of Patent Document 1 and Patent Document 2, the eaves-top plate support piece 104 that supports the eaves-top side of the eaves-top plate 103 is provided on the eaves-side nose cover substrate 100 or the field edge 101. Since it is provided integrally with the attached parting edge 102, the position of the eaves top plate support piece 104 in the eaves advance direction is constant and cannot be changed.

For this reason, a gap is formed between the end surface of the eaves top plate 103 on the eaves side and the eaves top plate support piece 104, and backlash is likely to occur in the eaves top plate 103.

If the eaves roof 103 has rattling, it is not preferable in terms of fire protection, waterproofing, and wind pressure resistance.

Therefore, the present invention provides an eaves structure capable of preventing rattling of the eaves top plate in the egress direction of the eaves, and yet the fasteners such as nails and screws are not conspicuous from the lower surface side and need not be repaired. This is an issue.

In order to solve the above-mentioned problems, the present invention supports the eaves side of the eaves board on the field edge or an outer wall via an eaves side support member, and the eaves side of the eaves board is a field edge or a nose-covering substrate. In the eaves structure supporting via the eaves side support member, the eaves side support member is a position changeable with respect to the direction of the eaves side, and the eaves side fixing metal fittings fixed to the nose cover base or the field edge. , The eaves side parting edge that is attached to the nose cover base or the field edge, which covers the eaves side fixing bracket, and the eaves side fixing bracket is an upper support piece located on the upper surface of the eaves top plate and the eaves top plate. Connecting the lower support piece located on the lower surface, the upper support piece and the lower support piece, facing the end surface of the eaves side of the eaves top, the end surface of the eaves side of the eaves side to the eaves side The eaves end is provided with a hanging piece that is pressed toward and a mounting piece that extends from the end of the upper support piece on the eaves side to the eaves side and that is fastened to the nasal concealment base or the field edge by fasteners such as nails and screws. The side parting edge includes an upper part that is fastened to the nasal concealment base or the field edge, a lower part that hides the eaves side fixing bracket, and a rising part that connects the upper part and the lower part, and the lower part is , The eaves side fixing bracket lower support piece extending beyond the eaves side tip, extends to the eaves side, is folded upward from the eaves side to the eaves side, and the folded back portion is fixed to the eaves side. It is characterized in that an insert portion is formed between the lower support piece of the metal fitting and the lower surface of the eaves top plate.

The eaves roof structure of the present invention is such that the eaves roof side fixing bracket is slid indoors, the eaves roof board is moved to the eaves roof side, and the eaves roof board is pressed in the eaves roof side direction by the hanging piece. Can be installed without rattling.

Then, by pressing the eaves top plate in the eaves side direction by the eaves side fixing bracket, even if the position of the eaves side fixing bracket in the eaves exit direction changes, the insertion part of the eaves side parting edge does not fit in the eaves side fixing bracket. Insert it between the lower support piece and the lower surface of the eaves top plate, and adjust the insertion amount, and fix the attachment part of the eaves side parting edge to the predetermined position of the hidden nose base with a fastener such as a nail or a screw. By fastening, since the fastening tool of the eaves side fixing fitting and the eaves side fixing fitting itself can be hidden by the eaves side parting edge, the aesthetics when viewed from below is not impaired.

Ventilation on the front side of the eaves can be improved by providing a ventilation port that communicates with the back of the ceiling on the rising edge of the parting edge on the eaves side and making the rising portion having this ventilation function as a ventilation wall.

On the upper side of the eaves side parting edge, a folded-back portion is provided which is folded back from the outdoor side end to the upper side, and the folded-back portion is extended to a position beyond the indoor side of the rising part, and the indoor side end of this extended portion is directed downward. It is possible to suppress the infiltration of rainwater into the back of the eaves by folding it back to the top and using this folding part as a water repelling piece.

It is preferable to dispose a thermal expansion fire preventive material, which expands due to heat at the time of fire, inside the lower side of the eaves side parting edge so as to shield the vent hole of the rising portion at the time of expansion.

A hanging part is provided downward at the end of the upper part of the eaves side parting edge on the outdoor side, and a second lower part extending toward the outdoor side is provided at the lower end of the hanging part, and the second lower part. A third rising part that comes into contact with the nasal concealment is provided at the outdoor end of the, and a second vent is formed in the hanging part, and the eaves side is formed by the hanging part, the second lower part, and the third rising part. By forming the second ventilation space in the, the ventilation of the back of the eaves is further improved.

The third rising part is extended upward until it comes into contact with the lower surface of the nasal cover, and the upper end of the third rising part is bent to the outdoor side to provide a second upper part that comes into contact with the lower surface of the nasal cover. By fixing the second upper portion to the lower surface of the nasal concealment base and forming the third ventilation port in the third rising portion, ventilation of the eaves back is further improved.

By extending the length of the third rising portion and the hanging portion downward from the length of the rising portion, ventilation of the eaves back can be further improved.

By providing a biasing portion for pushing the eaves top plate in the thickness direction on the lower support piece of the eaves side fixing bracket, it is possible to prevent the occurrence of a support gap in the thickness direction on the eaves side of the eaves top plate, Rattling in the thickness direction on the eaves side can be eliminated.

By providing a biasing portion that pushes down the eave top plate in the thickness direction on the upper support piece of the eaves side side fixing bracket, even if the eave top plate becomes thin in the thickness direction due to aging, rattling due to aging in that direction occurs. Can be prevented.

By providing an urging portion for urging the eaves top plate toward the eaves side on the hanging piece of the eaves side fixing bracket, the eaves top plate becomes thin in the direction from the eaves support side to the eaves support side due to aging. Even in this case, it is possible to prevent rattling due to aging in the direction.

By providing the hanging piece of the eaves-side fixing bracket with a projection to be inserted into the end surface of the eaves-top plate, rattling between the eaves-side fixing bracket and the eaves-top plate can be prevented.

The eaves-side side fixing bracket holds a slide member slidable in a direction of pressing the eaves top plate toward the eaves side, and holds the slide member slidably while restricting a return in a direction opposite to the pressing direction. You may comprise with a holding|maintenance limiting member.

For example, the holding restriction member is integrally provided with a fixing plate portion fixed to a vertical surface on the indoor side of the nasal cover.

The slide member includes an upper side portion, a lower side portion, and a vertical plate portion connecting the upper side portion and the lower side portion. The upper side portion is a portion held by the holding limiting member to permit and limit movement, and the lower side portion. Is located below the eavestop and supports the eavestop, and the vertical plate portion faces the outdoor end surface of the eavestop, and pushes the eaves top to the eaves side. can do.

The holding limiting member is a metal product having a horizontal plate portion and a pair of vertical plate portions that stand upright at right angles along both side edges of the horizontal plate portion, and the vertical plate portion constitutes the fixed plate portion. You may do it.

For example, two cuts parallel to the vertical plate are made in the lateral plate portion of the retention limiting member, and a space between the cuts is pressed downward for press working to wrap the upper part of the slide member slidably. The bag portion may be integrally formed, and a protrusion that engages with the uneven portion formed on the lower surface of the upper portion of the slide member may be formed by cutting and raising the bag portion.

An urging portion made of spring steel that presses the eaves top plate against the lower side portion of the slide member can be provided on the lower surface of the bag portion of the holding limiting member.

A second fixed plate portion extending toward the eaves side from between a pair of vertical plate portions forming the fixed plate portion can be formed in the retention limiting member.

A fixing plate portion may be formed at the outdoor end of the upper portion of the slide member, the fixing plate portion extending to the outdoor side in the same plane as the upper portion and having a tip bent downward.

The eaves-side support member is composed of an eaves-side parting edge and an eaves-side side fixing metal fitting, and the eaves-side side parting edge and the eaves-side side mounting metal fitting such as nails and screws driven upward from the lower surface of the field edge. It may be fixed to the field edge by a fastener.

The eaves side fixing bracket includes an upper side portion located above the eaves side of the eaves top, a lower side located below the eaves side of the eaves top, and a rising portion connecting these. The cross-section may be substantially U-shaped, and an insertion hole for inserting a fastener such as a nail or a screw may be provided in the upper portion.

A biasing portion that pushes the eave top plate upward may be provided on the upper surface of the lower side of the eaves side fixing bracket.

A biasing portion that presses the eave top plate against the lower side may be provided on the lower surface of the upper side of the eaves side fixing bracket.

An urging portion that urges the eave top plate toward the eaves may be provided at the rising portion of the eaves side fixing bracket.

In addition, joint fittings may be used at the joints of the eaves tops in order to prevent lateral slippage, sagging, or to improve the fixing strength to the field edge of the joints of the eaves tops adjacent in the width direction.

As the joint metal fittings, a vertical plate portion located at the abutting portion of the eaves roof plates adjacent to each other in the width direction, and a pair of upper and lower sides of the vertical plate portion provided on the upper surfaces of the eaves roof plates adjacent to each other in the width direction. Adjacent in the width direction, having an upper surface plate portion and insertion portions that are provided on both lower sides of the vertical plate portion and are inserted into female seed portions formed on the end faces of the eave top plates adjacent in the width direction. It is possible to use one in which at least one of the pair of upper surface plate portions located on the upper surface of the eave top plate is fastened to the base such as a field edge.

A biasing portion that pushes up the eaves top plate can be provided in the insertion portion that is inserted into the female seed portion.

Further, as a joint metal fitting, a fixing plate fixed to a vertical surface such as a field edge, an upper surface plate provided below the fixing plate and located on the upper surface of the eaves top plate, and a width direction provided in the upper surface plate. It is possible to use a stopper which is inserted into the abutting portion of the eave top plates adjacent to each other.

Further, as joint fittings, a fixed plate fixed to the nose cover base, the outer wall or the vertical surface of the field edge, an upper plate provided below the fixed plate and located on the upper surface of the eaves top plate, and this upper plate. And a stopper portion that is provided separately and is inserted into the abutting portions of the eaves roof plates adjacent in the width direction, and the upper surface plate is an upper surface groove provided in the abutting portions of the eaves roof plates adjacent in the width direction. The stopper includes an engaging plate portion that overlaps the upper surface of the upper surface plate, and a fitting portion that is fitted into the upper surface groove of the abutting portion of the adjacent eave top plate through the slit of the upper surface plate. Can be used.

The lower surface of the upper surface plate may be provided with a positioning protrusion that engages with the upper surface groove of the abutting portion of the eave top plates adjacent in the width direction.

As described above, according to the present invention, the eaves side fixing bracket is slid indoors, the eaves top plate is moved to the eaves side, and the eaves top plate is pressed by the hanging piece toward the eaves side, The top plate can be attached without rattling. Then, by pressing the eaves top plate in the eaves side direction by the eaves side fixing bracket, even if the position of the eaves side fixing bracket in the eaves exit direction changes, the insertion part of the eaves side parting edge does not fit in the eaves side fixing bracket. Insert it between the lower support piece and the lower surface of the eaves top plate, and adjust the insertion amount, and fix the attachment part of the eaves side parting edge to the predetermined position of the hidden nose base with a fastener such as a nail or a screw. By fastening, since the fastening tool of the eaves side fixing fitting and the eaves side fixing fitting itself can be hidden by the eaves side parting edge, the aesthetics when viewed from below is not impaired.

It is explanatory drawing by the side view of the eaves structure concerning embodiment of this invention. It is a perspective view of the eaves side parting edge used by the eaves structure of FIG. FIG. 2 is a perspective view of an eaves side-side fixing bracket used in the eaves structure of FIG. 1. FIG. 2 is a perspective view of the eaves side parting edge used in the eaves structure of FIG. 1. FIG. 2 is a perspective view of an eaves side fixing metal fitting used in the eaves structure of FIG. 1. It is explanatory drawing by the side view of the eaves side of the eaves structure concerning other embodiment of this invention. It is explanatory drawing by the side view of the eaves side of the eaves structure concerning other embodiment of this invention. It is explanatory drawing by the side view of the eaves side of the eaves structure concerning other embodiment of this invention. It is explanatory drawing by the side view of the eaves side of the eaves structure concerning other embodiment of this invention. It is explanatory drawing by the side view of the eaves side of the eaves structure concerning other embodiment of this invention. FIG. 11 is a perspective view of the eaves side fixing metal fitting used in the eaves ceiling structure of FIG. 10. It is explanatory drawing by the side view of the eaves side of the eaves structure concerning other embodiment of this invention. FIG. 13 is a perspective view of the eaves side fixing metal fitting used in the eaves structure of FIG. 12. It is explanatory drawing by the side view of the eaves side of the eaves structure concerning other embodiment of this invention. FIG. 15 is a perspective view of the eaves-side fixing metal fittings used in the eaves structure of FIG. 14. It is explanatory drawing by the side view of the eaves side of the eaves structure concerning other embodiment of this invention. 16A is a side view of a state in which a slide member that constitutes the eaves side fixing metal fitting used in the eaves ceiling structure of FIG. 16 is moved to the eaves side with respect to the holding restriction member, and FIG. It is a side view of the state where it moved to the eaves side with respect to the restriction member. 16A is a plan view of a slide member in the eaves-side fixing metal fitting used in the eaves-top structure of FIG. 16, FIG. 16B is a side view, and FIG. FIG. 17 is a perspective view of a slide member of the eaves-side fixing bracket used in the eaves-top structure of FIG. 16. 16A is a plan view of a holding limiting member in the eaves-side fixing metal fitting used in the eaves-top structure of FIG. 16, FIG. 16B is a side view, and FIG. FIG. 17 is a perspective view of a holding limiting member in an eaves-side fixing bracket used in the eaves structure of FIG. 16. It is explanatory drawing which shows the state which fixed the eaves side fixing metal fitting used by the eaves structure of FIG. 16 to the hidden nose base. It is explanatory drawing by the side view of the eaves side of the eaves structure concerning other embodiment of this invention. 23A is a side view showing a state in which the slide member of the eaves-side fixing metal fitting used in the eaves structure of FIG. 23 is moved toward the eaves side with respect to the holding limiting member, and FIG. It is a side view of the state where it was moved to the eaves side. 23A is a plan view of a slide member in the eaves-side fixing bracket used in the eaves structure of FIG. 23, FIG. 23B is a side view, and FIG. FIG. 24 is a perspective view of a slide member of the eaves-side fixing bracket used in the eaves structure of FIG. 23. 23A is a plan view of a retention limiting member in the eaves side fixing fitting used in the eaves ceiling structure of FIG. 23, FIG. 24B is a side view, and FIG. FIG. 24 is a perspective view of a holding limiting member in the eaves side fixing fitting used in the eaves structure of FIG. 23. It is explanatory drawing by side view of other embodiment by the side of the eaves of the eaves structure which concerns on this invention. FIG. 30 is a perspective view of an eaves side fixing metal fitting used in the eaves structure of FIG. 29. It is explanatory drawing by side view of other embodiment by the side of the eaves of the eaves structure which concerns on this invention. FIG. 32 is a perspective view of an eaves side fixing metal fitting used in the eaves structure of FIG. 31. It is explanatory drawing by side view of other embodiment by the side of the eaves of the eaves structure which concerns on this invention. FIG. 34 is a perspective view of an eaves side fixing metal fitting used in the eaves structure of FIG. 33. It is explanatory drawing by side view of other embodiment by the side of the eaves of the eaves structure which concerns on this invention. FIG. 36 is a perspective view of an eaves side fixing metal fitting used in the eaves structure of FIG. 35. It is sectional drawing which shows an example of the abutting part of the eaves top plate which adjoins using a joint metal fitting. It is a perspective view of the joint metal fitting used in the abutting part of the eaves top plate of FIG. It is sectional drawing which shows the other example of the abutting part of the eaves top plate which adjoins using the joint metal fitting of FIG. It is sectional drawing which shows the abutting part of the eaves top plate which adjoins which used the other example of a joint metal fitting. It is a perspective view of the joint metal fitting of FIG. It is sectional drawing which shows the abutting part of the eaves top plate which adjoins which used the other example of a joint metal fitting. It is a perspective view of the joint metal fitting of FIG. It is sectional drawing which shows the abutting part of the eaves top plate which adjoins which used the other example of a joint metal fitting. FIG. 45 is a perspective view of FIG. 44. It is a perspective view which shows the abutting part of the eaves top plate which adjoins using the other example of a joint metal fitting. FIG. 47 is a partial cross-sectional view of FIG. 46. It is a perspective view which shows the abutting part of the eaves top plate which adjoins using the other example of a joint metal fitting. FIG. 49 is a partial cross-sectional view of FIG. 48. It is sectional drawing which shows the eaves side support member of the conventional eaves top plate. It is sectional drawing which shows the other example of the eaves side support member of the conventional eaves top plate.

Hereinafter, embodiments of the present invention will be specifically described with reference to the accompanying drawings.
In the eaves structure of the embodiment shown in FIG. 1, the eaves side of the eaves board 1 is supported by the field edge 2 via the eaves side support member 3, and the eaves side of the eaves board 1 is connected to the field edge 2. Also, it is supported on the hidden nose base 4 through the eaves side support member 5.

The eaves-side supporting member 5 is composed of an eaves-side fixing metal fitting 6A fixed to the field edge 2, and an eaves-side dividing edge 7A covering the eaves-side fixing metal 6A. The eaves-side fixing metal fitting 6A is fixed to the field edge 2 so that the position of the eaves-side fixing metal fittings 6A can be changed with respect to the eaves-out direction, and the eaves-side parting edge 7A is attached to the nasal cover 4.

As shown in FIG. 2, the eaves-side parting edge 7A is a long member (eg, about 3000 mm) that is long in the girder direction, whereas the eaves-side fixing bracket 6A has a short length as shown in FIG. They are members and are arranged at intervals (for example, 455 mm intervals) in the column direction.

As shown in FIG. 3, the eaves side fixing bracket 6A includes an upper support piece 6a located on the upper surface of the eave top board 1, a lower support piece 6b located on the lower surface of the eave top board 1, and the upper support piece. 6a and a lower support piece 6b are connected to each other, a facing piece 6c that faces the eaves-side end surface of the eaves roof 1 and presses the eaves-side end surface of the eaves roof 1 toward the eaves side, and an upper side. The support piece 6a is provided with a mounting piece 6d extending from the end on the eaves side to the eaves side and upwardly fastened to the field edge 2 by a fastening tool 8 such as a nail or a screw.

The attachment piece 6d of the eaves side fixing metal fitting 6A is provided with an insertion hole 6e for a fastener 8 such as a nail or a screw.

Further, the tip of the lower support piece 6b of the eaves side fixing bracket 6A on the eaves side is widened downward, and the eaves side of the eaves roof 1 is provided between the upper support piece 6a and the lower support piece 6b. When inserting, the eaves top plate 1 is made easy to insert.

As shown in FIG. 2, the eaves-side parting edge 7A has a substantially Z-shaped cross section including an upper part 7a, a lower part 7b, and an oblique upright part 7c connecting these parts. The outdoor side end of the upper part 7a of the eaves side parting edge 7A is folded back to the upper side. Similarly, the indoor side end of the lower part 7b of the eaves side parting edge 7A is also folded back to the upper side, and the folded back part is the lower side support piece 6b of the eaves side fixing fitting 6A and the eave top plate. An insertion portion 7d that is inserted between the lower surface 1 and the lower surface of 1 is configured.

The upper part 7a of the eaves side parting edge 7A is fixed to the lower surface of the nose cover base 4 by a fastener 9 such as a nail or a screw driven upward from the lower surface side of the nose cover base 4. A nose cover 14 which is a building member on the eaves side is attached to the outdoor side of the nose cover base 4. The nose cover 14 is provided so that the lower end portion thereof protrudes below the lower end of the eaves side parting edge 7A.

A ventilation port 10 leading to the back of the ceiling is provided in the rising part 7c of the eaves side parting edge 7A, and the rising part 7c constitutes a ventilation wall. The ventilation of the backside of the eaves can be done by connecting them to each other.

On the other hand, the eaves-side support member 3 of the eaves structure of the embodiment shown in FIG. 1 includes the eaves-side parting edge 11A shown in FIG. 4 and the eaves-side fixing metal fitting 12A shown in FIG. The edge 11A and the eaves side fixing metal fitting 12A are fixed to the field edge 2 by fasteners 13 such as nails and screws driven upward from the lower surface of the field edge 2.

The eaves edge side parting edge 11A is a long member (for example, about 3000 mm) that is long in the girder row direction, while the eaves side fixing brackets 12A are arranged at intervals (for example, 455 mm interval) in the girder row direction. It is a short member. The fastening tool 13 is driven into the lower surface of the field edge 2 by penetrating the upper side of the eaves side fixing fitting 12A and the eaves side partitioning edge 11A. The eaves side fixing fitting 12A is fixed to the field edge 2 together with the eaves side dividing edge 11A.

As shown in FIG. 4, the eaves-side parting edge 11A has an upper portion 11a, a lower portion 11b, and a rising portion 11c that connects them, and has a substantially U-shaped cross section. Further, as shown in FIG. 5, the eaves side fixing metal fitting 12A also has an upper portion 12a, a lower portion 12b, and a rising portion 12c that connects them, and has a substantially U-shaped cross section. The upper portion 12a is provided with an insertion hole 12d for inserting the fastener 13 such as a nail or a screw.

The eaves-side side parting edge 11A is formed to be slightly larger than the eaves-side side fixing metal fitting 12A so as to cover the outer surface of the eaves-side fixing metal fitting 12A. The upper part 11a of the eaves-side parting edge 11A is in contact with the lower surface of the field edge 2, and the rising part 11c is in contact with the surface of the outer wall material or the outer wall base.

Further, the upper side 12a of the eaves side fixing bracket 12A is located, for example, on the upper side of the eaves side of the eaves top plate 1 that is horizontally arranged, and the lower side portion 12b is the eaves side of the eaves top plate 1. It is located on the lower side, and the end face on the indoor side of the eave top plate 1 is abutted against the rising portion 12c.

And the outdoor side end of the upper part 11a of the eaves side partitioning edge 11A is folded back to the lower side, and this folded back part is the outdoor side end of the upper part 12a of the eaves side fixing bracket 12A. Be locked. Similarly, the outdoor side end of the lower side portion 11b of the eaves side dividing edge 11A is folded back to the upper side, and this folded back portion is the outdoor side of the lower side portion 12b of the eaves side fixing bracket 12A. Locked at the end.

As a procedure for constructing the eaves structure shown in FIG. 1, for example, with the eaves side fixing metal fitting 12A attached to the eaves side cutting edge 11A, the eaves side fixing metal piece 12A and the eaves side cutting edge 11A are installed. Is fixed to the field edge 2 with a fastener 13 such as a nail or a screw at a predetermined pitch (the eaves side fixing metal fitting 12A may be fixed after the eaves side dividing edge 11A is attached first).

Then, the eaves side of the eaves roof 1 is inserted between the upper side 12a and the lower side 12b of the eaves side fixing bracket 12A, and the eaves side of the eaves top 1 is lifted, The eaves side fixing metal fitting 6A is inserted between the upper side supporting piece 6a and the lower side supporting piece 6b to attach the eaves side fixing metal piece 6A to the eaves side of the eave top plate 1. Further, the eaves side side fixing metal fitting 6A is slid to the indoor side, the eaves top plate 1 is moved to the eaves side, and the eaves top plate 1 is pressed toward the eaves side by the hanging piece 6c. After that, the attachment piece 6d of the eaves side fixing metal fitting 6A is fastened upward to the field edge 2 by a fastening tool 8 such as a nail or a screw.

Thereafter, the insertion portion 7d of the eaves-side parting edge 7A is inserted between the lower support piece 6b of the eaves-side fixing bracket 6A and the lower surface of the eaves top plate 1, and the eaves-edge is adjusted while adjusting the insertion amount. The upper part 7a of the side parting edge 7A is fastened to a predetermined position of the nasal concealment base 4 by a fastener 9 such as a nail or a screw.

As described above, in the eaves structure shown in FIG. 1, the eaves side fixing metal fittings 6A are slid to the indoor side, the eaves top plate 1 is moved to the eaves side, and the eaves top plate 1 is moved to the eaves side by the hanging piece 6c. By pressing in the direction, the eaves top plate 1 can be attached without rattling.

By pressing the eaves top plate 1 toward the eaves side by the eaves side fixing bracket 6A, even if the position of the eaves side of the eaves side fixing bracket 6A changes, the insertion portion 7d of the eaves side parting edge 7A Insert it between the lower support piece 6b of the eaves side fixing bracket 6A and the lower surface of the eaves top plate 1, and adjust the amount of this insertion so that the upper part 7a of the eaves side parting edge 7A has a predetermined nose cover base 4 Since the eaves-side parting edge 7A can hide the fastener 8 of the eaves-side fixing metal 6A and the eaves-side fixing metal 6A itself by fastening them with the fasteners 9 such as nails or screws at the position, it can be seen from below. The aesthetics of the player are not lost.

Next, FIG. 6 shows another embodiment of the eaves structure of the present invention. This embodiment is an example using an eaves-side parting edge 7B which is a modification of the eaves-side parting edge 7A in FIG. The parts common to the eaves-side parting edge 7A and the eaves-side parting edge 7B are denoted by the same reference numerals, and overlapping description is omitted. In addition, also in the following various examples, common portions are denoted by the same reference numerals, and overlapping description will be omitted.

The eaves-side parting edge 7B in FIG. 6 extends a folded-back portion that is folded back from the outdoor end of the upper portion 7a to a position beyond the rising portion 7c toward the indoor side, and the indoor-side end portion of this extended portion is Folding downward so as to reach the passage of the air flow (arrow) from the vent hole 10, and making the end of this folding part function as a water return piece 7e, so that rainwater can be prevented from entering the back of the eaves. ing.

Further, inside the lower part 7b of the eaves side parting edge 7B, a thermal expansion fireproof material 15 which is expanded by heat at the time of fire is arranged so as to shield the ventilation port 10 of the rising part 7c at the time of expansion. .. For example, the thermal expansion fire prevention material 15 is formed in a tape shape, and is attached in the column direction on the inner surface of the lower portion 7b of the eaves side parting edge 7B and on the lower side of the vent hole 10. ing.

FIG. 7 also shows an eaves-side parting edge 7C which is another example of the eaves-side parting edge 7A used in the eaves structure of the present invention.

The eaves-side parting edge 7C in FIG. 7 is a hanging portion 7f provided downward at the outdoor end of the upper portion 7a, and a second lower side obtained by extending the lower end of the hanging portion 7f toward the outdoor side. The second ventilation space is formed on the eaves side by the portion 7g and the outdoor side end portion of the second lower side portion 7g that extends upward, and the third rising portion 7h that abuts on the nose cover 14 forms the second ventilation space. The second ventilation port 16 formed in 7f connects the backside of the eaves with the outside, thereby improving the ventilation of the backside of the eaves.

Further, FIG. 8 also shows an eaves-side parting edge 7D which is another example of the eaves-side parting edge 7A used in the eaves structure of the present invention. Is improving.

The eaves-side parting edge 7D in FIG. 8 extends upward until the third standing upper portion 7h comes into contact with the lower surface of the nasal concealment base 4, and the upper end of the third standing upper portion 7h is bent to the outdoor side to form the nasal concealment base. The second upper side portion 7i that abuts the lower surface of 4 is provided. The second upper portion 7i is fixed to the lower surface of the nose-covering base 4 by a fastener 17 such as a nail or a screw driven upward from the lower surface of the nose-covering base 4.

And the 3rd ventilation hole 18 is formed in 7h of 3rd rising parts, and this eaves roof and the outdoor are connected by this 3rd ventilation hole 18, and the ventilation of the eaves roof is improved.

In addition, the eaves-side parting edge 7D is provided with a rising part 7j having a fourth ventilation port 19 between the eaves-side end of the lower part 7b and the eaves-side end of the insertion part 7d. There is.

Further, FIG. 9 also shows an eaves-side parting edge 7E which is another example of the eaves-side parting edge 7A used for the eaves structure of the present invention. Is improving.

The eaves-side parting edge 7E in FIG. 9 extends the length of the third rising part 7h and the hanging part 7f further downward than the eaves-side parting edge 7D, thereby making the ventilation space larger and This is an example of improved ventilation.

Next, FIG. 10 shows another embodiment of the eaves structure of the present invention.

The eaves side fixing metal fitting 6B used for the eaves ceiling structure of FIG. 10 is a modification of the eaves side fixing metal fitting 6A of FIG. 1, and as shown in FIG. 11, both edges at the indoor side end of the lower support piece 6b. In the portion, a biasing portion 6f having a spring property is formed, which is bent so that a part thereof is cut and a substantially central portion projects upward. The tip hem side of the urging portion 6f is substantially flush with the lower support piece 6b, and the urging portion 6f is gradually pushed upward by the lower surface of the eave top plate 1 to be inserted. It will be. The urging portion 6f is pushed by the lower surface of the eaves top plate 1 to bend downward, and pushes up in the thickness direction of the eaves top plate 1. According to this, it is possible to prevent the occurrence of a support gap in the thickness direction on the eaves side of the eaves top plate 1, and it is also possible to prevent rattling in the thickness direction on the eaves side of the eaves top plate 1.

In addition, the hanging piece 6c of the eaves-side fixing bracket 6B is formed by cutting and raising an urging portion 6g for urging the eaves top plate 1 toward the eaves side. By providing the urging portion 6g on the hanging piece 6c, even if the eave top plate 1 loses weight in the direction from the eaves-supporting side to the eaves-supporting side due to aging, rattling due to aging in that direction is prevented. You can In the example of FIG. 10, the eaves-side parting edge 7B is used.

FIG. 12 also shows an eaves side fixing fitting 6C which is another example of the eaves side fixing fitting 6A in the eaves structure of the present invention, and in this embodiment, the eaves side parting edge 7B is used.

As shown in FIG. 13, the eaves side fixing metal fitting 6C of FIG. 12 is partially cut into both edge portions of the indoor side end of the upper support piece 6a so that a substantially central portion thereof projects downward. The biasing portion 6h having a bent spring property is formed. The tip hem side of the urging portion 6h is substantially flush with the upper supporting piece 6a, and the urging portion 6f is gradually pushed downward by the upper surface of the eave top plate 1 to be inserted. become. The biasing portion 6h is pushed by the upper surface of the eaves top plate 1 to bend upward, and is pushed down in the thickness direction of the eaves top plate 1. According to this, it is possible to prevent the occurrence of a support gap in the thickness direction on the eaves side of the eaves top plate 1, and it is also possible to prevent rattling in the thickness direction on the eaves side of the eaves top plate 1.

In addition, the hanging piece 6c of the eaves side fixing bracket 6C is formed by cutting and raising an urging portion 6g for urging the eaves top plate 1 toward the eaves side. By providing the urging portion 6g on the hanging piece 6c, even if the eaves top plate 1 becomes thin in the direction from the eaves support side to the eaves support side due to aging, rattling due to aging in that direction is prevented. be able to.

In addition, FIG. 14 also shows an eaves side fixing fitting 6D which is another example of the eaves side fixing fitting 6A in the eaves structure of the present invention, and in this embodiment, the eaves side parting edge 7B is used.

As shown in FIG. 15, the eaves-side fixing metal fitting 6D of FIG. 14 is formed by cutting and raising a protrusion 6i to be inserted into the end face of the eaves top plate 1 on the hanging piece 6c. By inserting the projection 6i into the end surface of the eaves top plate 1, it is possible to prevent rattling between the eaves side fixing metal fitting 6D and the eaves top plate 1.

Next, FIG. 16 also shows an eaves side fixing fitting 6E which is another example of the eaves side fixing fitting 6A in the eaves structure of the present invention, and in this embodiment, the eaves side parting edge 7A is used.

As shown in FIGS. 17( a) and 17 (b ), the eaves-side fixing bracket 6</b>E of the embodiment shown in FIG. 16 is a slide member 61 (two-dot chain line) that can slide in a direction of pressing the eaves top plate 1 toward the eaves side. And a holding limiting member 62 that holds the slide member 61 slidably while limiting the return in the direction opposite to the pressing direction.

The holding restricting member 62 is integrally provided with a fixing plate portion 621 fixed to the indoor side (back side) of the nasal concealment base 4 by a fastener 81 such as a nail or a screw. The fixing plate portion 621 is integrally provided at a right angle to the edge of the upper surface of the holding limiting member 62 on the outdoor side. The fixed plate portion 621 is provided with an insertion hole 622 into which the fastener 81 for fixing the holding restriction member 62 to the back surface of the nose cover 4 is driven. The holding limiting member 62 is fixed to the nasal concealing base 4 by bringing the fixing plate portion 621 into contact with the back surface of the nasal concealing base 4 and driving the fastener 81 into the insertion hole 622.

As shown in FIGS. 18A, 18</b>B, 18</b>C and 19, the slide member 61 includes an upper portion 611, a lower portion 612, and a vertical plate portion 613 that connects them. The upper part 611 is a part that is held by the holding restriction member 62E and is allowed and restricted to move, and a concavo-convex part 614 is formed on the lower surface of the upper part 611. The lower portion 612 is located below the eaves board 1 and supports the eaves board 1. Further, the vertical plate portion 613 faces the outdoor end surface of the eaves top plate 1 and serves as a portion for pushing the eaves top plate 1 toward the eaves side.

As shown in FIGS. 20(a), (b), (c), and FIG. 21, the holding restriction member 62 includes a horizontal plate portion and a pair of vertical lengths that stand upright at right angles along both sides of the horizontal plate portion. A vertical plate part constitutes the fixed plate part 621.

The horizontal plate portion of the holding restriction member 62 is provided with two cuts parallel to the vertical plate portion, and the space between the cuts is pressed downward for press working to wrap the upper part 611 of the slide member 61 slidably. One bag portion 623 is integrally formed. In the bag portion 623, a protrusion 624 that engages with the uneven portion 614 formed on the lower surface of the upper portion 611 of the slide member 61 is formed by cutting and raising.

Further, a spring steel urging portion 625 that presses the eaves top plate 1 against the lower side portion 612 of the slide member 61 is provided on the lower surface of the bag portion 623 of the holding restriction member 62. The spring steel urging portion 625 presses the eaves top plate 1 against the lower side portion 612 of the slide member 61E, so that the eaves top plate 1 has a variation in thickness or the eaves top plate 1 changes with age. Therefore, even if the person loses weight, the lower surfaces of the adjacent eaves top plates 1 are aligned, so that when the eaves top plate 1 is looked up from below, there is no step and the appearance is good. The spring steel urging portion 625 hangs down from the eaves side toward the eaves side, and the eaves side is joined to the bag portion 623 by the burring caulking portion 626.

The holding restriction member 62 is provided with a second fixed plate portion 627 extending toward the eaves side from between a pair of vertical plate portions forming the fixed plate portion 621. The second fixed plate portion 627 and the horizontal plate portion are located on the same plane. The second fixing plate portion 627 is provided with an insertion hole 628 of the fastening tool 82 so that the holding limiting member 62 can be fixed to the lower surface of the nasal concealment base 4 with the fastening tool 82.

In addition, a pair of fixing plate portions 615 that extend to the outdoor side on the same plane as the upper side portion 611 and have their tips bent downward are formed at the outdoor side end portion of the upper side portion 611 of the slide member 61E. The pair of fixing plate portions 615 are spaced at a predetermined interval in the direction orthogonal to the sliding direction of the slide member 61, and as shown in FIG. 22, the fastener 82 is provided between the pair of fixing plate portions 615. The second fixing plate portion 627 of the holding limiting member 62 can be fixed to the lower surface of the nasal concealment base 4 by the fastener 82.

In the eaves ceiling structure of the form shown in FIG. 16, a pair of fixing plate portions that extend to the outdoor side in the same plane as the upper side portion 611 and have their tips bent downward at the outdoor side end portion of the upper side portion 611 of the slide member 61. 615 is formed, and the eave top plate 1 is pushed toward the eaves side by the slide member 61, and then the eaves-side parting edge 7B is attached to the nose cover 4 by the fastener 9, so that a pair of the slide members 61 are formed. The fixing plate portion 615 of the above is applied to the eaves side parting edge 7B to reliably prevent the slide member 61 from returning.

As shown in FIG. 17A, the eaves side fixing fitting 6E of the embodiment shown in FIG. 16 allows the slide member 61 to strongly pull the slide member 61 in the outdoor direction with respect to the hold limiting member 62. It is preferable to provide a protrusion 616 on the upper surface of the indoor-side end of the upper portion 611 of the slide member 61 so as to prevent the protrusion 616 so that the protrusion 616 does not come out of the bag portion 623. If the projection 616 is formed before inserting the slide member 61 into the bag portion 623 of the holding restriction member 62 and assembling, the insertion of the holding restriction member 62 into the bag portion 623 will be hindered. It is necessary to form the member 61 by pressing after inserting the bag portion 623 into the holding restriction member 62.

Next, FIG. 23 shows an embodiment using an eaves side fixing metal fitting 6F which is a modified example of the eaves side fixing metal fitting 6E shown in FIG.

Like the eaves ceiling structure of the form shown in FIG. 16, the eaves ceiling structure of the form shown in FIG. 23 extends to the outdoor end at the outdoor end of the upper part 611 of the slide member 61 in the same plane as the upper part 611. , A pair of fixing plate portions 615 whose ends are bent downward are formed, and after the eaves top plate 1 is pushed toward the eaves side by the slide member 61, the eaves side parting edge 7A is fixed by the fastener 9 to the nose. By attaching to the hidden base 4, the pair of fixing plate portions 615 of the slide member 61 are brought into contact with the eaves-side parting edge 7A to reliably prevent the slide member 61 from returning.

As shown in FIGS. 24(a) and 24(b), the eaves side fixing fitting 6F shown in FIG. 24 is a slide member 61 (shown by a chain double-dashed line) that can slide in a direction of pressing the eaves top plate 1 toward the eaves side. And a holding limiting member 62 that holds the slide member 61 slidably while limiting the return in the direction opposite to the pressing direction.

Like the holding restriction member 62 in the eaves structure of the form shown in FIG. 16, this holding restriction member 62 has a vertical plate portion that stands up at a right angle and that constitutes the fixed plate portion 621 and that is provided on both sides of the horizontal plate portion. As shown in FIGS. 27(a), (b), (c) and FIG. 28, instead of providing a pair along, one fixed plate portion 621 is formed in the central portion of the tip side of the lateral plate portion on the eaves side. It forms a vertical plate. Further, a pair of second fixing plate portions 627 extending toward both sides of the eaves side of the lateral plate portion toward the eaves side is provided.

The fixing plate portion 621 is provided with an insertion hole 622 into which a fastener 81 such as a nail or a screw for fixing the holding limiting member 62 to the back surface of the nose cover base 4 is driven. The holding restriction member 62 is fixed to the nose cover underlying base 4 by bringing the fixing plate portion 621 of the holding restriction member 62 into contact with the back surface of the nose covering base 4 and driving the fastener 81 into the insertion hole 622. It

As shown in FIGS. 25(a), (b), (c) and FIG. 26, the slide member 61 includes an upper part 611, a lower part 612, and a vertical plate part 613 connecting them. The upper portion 611 is a portion that is held by the holding limiting member 62 to allow and limit the movement, and an uneven portion 614 is formed on the lower surface of the upper portion 611. The lower portion 612 is located below the eaves board 1 and supports the eaves board 1. Further, the vertical plate portion 613 faces the outdoor end surface of the eaves top plate 1 and serves as a portion for pushing the eaves top plate 1 toward the eaves side.

As shown in FIGS. 27(a), (b), (c) and FIG. 28, the holding limiting member 62 is a vertical plate which stands upright at the center of the lateral plate portion and the side of the lateral plate portion on the outdoor side. A vertical plate part constitutes the fixed plate part 621.

The horizontal plate portion of the holding restriction member 62 is provided with two cuts parallel to the vertical plate portion, and the space between the cuts is pressed downward for press working to wrap the upper part 611 of the slide member 61 slidably. One bag portion 623 is integrally formed. In the bag portion 623, a protrusion 624 that engages with the uneven portion 614 formed on the lower surface of the upper portion 611 of the slide member 61 is formed by cutting and raising.

Further, a spring steel urging portion 625 that presses the eaves top plate 1 against the lower side portion 612 of the slide member 61 is provided on the lower surface of the bag portion 623 of the holding restriction member 62. By pressing the eaves top plate 1 against the lower part 612 of the slide member 61 by the biasing portion 625 made of spring steel, the thickness of the eaves top plate 1 may vary, or the thickness of the eave top plate 1 may change over time. Therefore, even if the person loses weight, the lower surfaces of the adjacent eaves top plates 1 are aligned, so that when the eaves top plate 1 is looked up from below, there is no step and the appearance is good. The spring steel urging portion 625 hangs down from the eaves side toward the eaves side, and the eaves side is joined to the bag portion 623 by the burring caulking portion 626.

Further, a fixed plate portion 615 is formed at the outdoor end of the upper portion 611 of the slide member 61 so as to extend to the outdoor side in the same plane as the upper portion 611 and the tip thereof bends downward.

The holding restriction member 62 is provided with a second fixed plate portion 627 extending from both sides of the vertical plate portion constituting the fixed plate portion 621 toward the eaves side. The second fixed plate portion 627 and the horizontal plate portion are located on the same plane. The second fixing plate portion 627 is provided with an insertion hole 628 of the fastening tool 82 so that the holding limiting member 62 can be fixed to the lower surface of the nasal concealment base 4 with the fastening tool 82.

In the eaves ceiling structure shown in FIG. 23, a fixing plate portion 615 that extends to the outdoor side in the same plane as the upper side portion 611 and has a tip bent downward is provided at the outdoor side end portion of the upper side portion 611 of the slide member 61. After the eave top plate 1 is pushed into the eaves side by the slide member 61, the eaves side parting edge 7A is attached to the nasal concealment base 4 with the fastener 9, thereby fixing the slide member 61. The part 615 is applied to the eaves side parting edge 7A to reliably prevent the slide member 61 from returning.

As shown in FIG. 24A, the slide member 61 does not come out of the bag portion 623 of the holding limiting member 62 even if the sliding member 61 is strongly pulled in the outdoor direction with respect to the holding limiting member 62. As described above, it is preferable to provide the protrusion 616 for preventing slipping out on the upper surface of the indoor end of the upper portion 611 of the slide member 61. If the projection 616 is formed before the bag member 623 is inserted into the holding member 62 to assemble the slide member 61, the insertion of the holding member 62 into the bag member 623 will be hindered. It is necessary to form the member 61 by pressing after inserting the bag portion 623 into the holding restriction member 62.

Next, FIG. 29 is an embodiment using an eaves side fixing metal fitting 12B which is a modified example of the eaves side fixing metal fitting 12A, and the eaves side fixing metal fitting 12B is also the eaves side fixing metal fitting of the embodiment of FIG. Similar to 12A, it has an upper portion 12a, a lower portion 12b, and a rising portion 12c that connects them, and has a substantially U-shaped cross-section, and the upper portion 12a has a fastener 13 such as a nail or a screw. An insertion hole 12d is provided. As shown in FIG. 30, the eaves side fixing bracket 12B in the embodiment of FIG. 29 is partially cut into both edge portions of the outdoor side end of the lower side portion 12b so that a substantially central portion thereof projects upward. It is characterized in that the urging portion 12e having a mountain-like spring property is formed so as to be bent. The tip hem side of the urging portion 12e is substantially flush with the lower portion 12b, and the urging portion 12e is gradually pushed downward by the lower surface of the eave top plate 1 to be inserted. become. Then, the biasing portion 12e is pushed by the lower surface of the eaves top plate 1 and bends downward, and pushes up the eaves top plate 1 in the direction of the upper portion 12a (the thickness direction of the eaves top plate 1).

31 and 32 show an embodiment using an eaves side fixing metal fitting 12C which is a modified example of the eaves side fixing metal fitting 12A. The eaves side fixing metal fitting 12C of this modified example is provided with a spring steel urging portion 20 for pressing the eaves top plate 1 against the lower side portion 12b in the upper side portion 12a. The spring steel urging portion 20 presses the eaves top plate 1 against the lower side portion 12b of the eaves side fixing bracket 12C, so that the thickness of the eaves top plate 1 may vary or the eaves top plate 1 Even if the thickness of the eavestop 1 becomes thin due to aging, when the eavestops 1 are looked up from below, the adjacent eaves tops 1 do not have a step and have a good appearance. As shown in FIG. 32, the urging portion 20 made of spring steel includes a pair of spring pieces 201 whose central portion hangs downward from the eaves side toward the eaves side to the lower surface side, and the pair of spring pieces 201. The connecting part 202 is connected to the eaves side of the upper part 12a by a burring caulking part 203. At the center of the upper side 12a of the eaves side fixing metal fitting 12C, a nail hole 204 for fixing the eaves side fixing metal fitting 12C to the field edge 2 by the fastener 13 is provided.

33 and 34 show an embodiment using an eaves side fixing metal fitting 12D which is a modified example of the eaves side fixing metal fitting 12B shown in FIGS. 29 and 30. The eaves side fixing fitting 12D shown in FIGS. 33 and 34 is provided with a urging portion 21 for urging the eave top plate 1 toward the eaves side, as shown by a chain double-dashed line, on the rising portion 12c. The urging portion 21 is formed of a leaf spring, the center portion of which is caulked and fixed to the rising portion 12c, and the leaf spring is bent so as to approach the end surface of the eaves roof 1 toward the end side away from the central fixing position.

35 and 36 also show an embodiment using an eaves side fixing metal fitting 12E which is a modified example of the eaves side fixing metal fitting 12B shown in FIGS. 29 and 30. As shown in FIG. 36, the eaves side fixing fitting 12E has a mounting portion 23 in which an end portion of the upper portion 12a is bent upward. Then, the attachment portion 23 is provided with a nail hole 24 for driving the fastener 13 into the field edge 2. Further, the eaves-side parting edge 11B used in this embodiment is configured such that the end portion of the upper side portion is bent upward so as to follow the attachment portion 23, and the fastener 13 is driven into this bent portion. There is.

Next, FIGS. 37 to 48 show various joint fittings used to prevent lateral displacement of joint portions of eave top plates 1 adjacent to each other in the width direction, to prevent sagging, and to improve fixing strength with respect to field edges and the like. ..

The joint fittings 30A shown in FIGS. 37 to 39 are provided on the vertical plate portions 31 located at the abutting portions of the eave top plates 1 that are adjacent to each other in the width direction and on both upper sides of the vertical plate portions 31, and are adjacent to each other in the width direction. A pair of upper surface plate portions 32 located on the upper surface of the eave top plate 1 and a female seed portion 34 provided on both lower sides of the vertical plate portion 31 and formed on the end faces of the eave top plates 1 adjacent in the width direction. At least one of the pair of upper surface plate portions 32, which is formed of the insertion portion 35 to be inserted and is located on the upper surface of the eave top plate 1 adjacent in the width direction, is fastened with nails, screws or the like to the base of the field edge 2 or the like. Fasten with the attachment 84.

In the joint fitting 30A shown in FIGS. 37 and 38, one (a left side in the drawing) of the pair of upper surface plate portions 32 located on the upper surfaces of the eave top plates 1 adjacent in the width direction is fastened with nails or screws. It is fixed to the base such as the field edge 2 by the tool 84, and this fixed side is formed longer than the other in the width direction, and the insertion hole 38 of the fastening tool 84 is formed.

Further, the abutting portions of the eave top plates 1 adjacent to each other in the width direction of FIG. 37 are formed in a fitting shape in which half of the plate thickness is cut out from each other to form an overlapping portion, and the female rape portion 34 is formed in the overlapping portion. ing.

As shown in FIG. 39, the joint metal fitting 30A is a wood mouth where the abutting portions of the eave top boards 1 that are adjacent in the width direction are straight, and is also used for joining the eave top board 1 in which the female stud portion 34 is formed at this wood mouth be able to.

Next, the joint metal fitting 30B shown in FIGS. 40 and 41 is a modified example of the joint metal fitting 30A shown in FIGS. 37 to 39, in which both edge portions of the insertion portion 35 inserted into the female seed portion 34 are It is characterized in that an urging portion 37 having a mountain shape and having a spring property is formed by cutting the portion and bending so that the substantially central portion projects upward. By this urging portion 37, rattling between the insertion portion 35 of the joint fitting 30B and the female canopy portion 34 is prevented, and it is possible to prevent the joint portion of the eaves top plates 1 adjacent in the width direction from sagging.

Further, the joint metal fitting 30C shown in FIGS. 42 and 43 is a modification of the joint metal fitting 30B shown in FIGS. 40 and 41, and one of both edge portions of the insertion portion 35 which is inserted into the female seed portion 34, A chevron-shaped biasing portion 37 having a spring property is formed so that a part thereof is cut and a substantially central portion thereof projects upward, and an insertion portion 35 that is inserted into the other female seed portion 34 is formed. Is characterized in that an urging portion 37 having a chevron shape and having a spring property is provided in the central portion so as to project upward.

Next, the joint fitting 30D shown in FIGS. 44 and 45 is a fixing plate 39 fixed to the vertical edge of the field edge 2 and the like, and a fixing plate 39 provided below the fixing plate 39 and located on the upper surface of the eaves top plate 1. It includes a face plate 41 and a stopper portion 40 provided on the upper face plate 41 and inserted into the abutting portion of the eave top plates 1 adjacent in the width direction.

In this joint fitting 30D, as shown in FIG. 44, after inserting the stopper portions 40 into the abutting portions of the eaves top plates 1 adjacent in the width direction, the top plate 41 is positioned on the top face of the eaves top plate 1, By fixing the fixing plate 39 to the hidden nose base, the outer wall or the vertical surface of the field edge 2 with the fastener 85 such as a nail or a screw, it is possible to prevent the lateral shift of the adjacent eave top plates 1. The fixing plate 39 of the joint fitting 30D is formed with an insertion hole 42 into which a fastener 85 such as a nail or a screw is inserted.

Next, the joint fitting 30E shown in FIGS. 46 and 47 is a modification of the joint fitting 30D shown in FIGS. 44 and 45, and includes a fixing plate 39 fixed to the nose cover base, the outer wall or the vertical surface of the field edge 2, An upper surface plate 41 provided below the fixing plate 39 and located on the upper surface of the eaves top plate 1, and a stopper portion provided on the upper surface plate 41 and inserted into the abutting portion of the eaves top plates 1 adjacent in the width direction. It consists of 40. In this joint fitting 30E, the upper surface plate 41 and the stopper portion 40 are formed separately. The upper surface plate 41 has a slit 43 that overlaps with the upper surface groove 36 provided at the abutting portion of the eave top plates adjacent in the width direction. The stopper portion 40 includes an engaging plate portion 44 that overlaps the upper surface of the upper surface plate 41, and a fitting portion 45 that is fitted into the upper surface groove 36 of the abutting portion of the adjacent eaves top plates 1. The engaging plate portion 44 and the fitting portion 45 of the stopper portion 40 are formed by bending a plate material in a T shape.

In the joint fitting 30E of FIGS. 46 and 47, as shown in FIGS. 48 and 49, the slit 43 of the upper surface plate 41 is formed in the upper surface groove 36 provided in the abutting portion of the eave top plates 1 adjacent in the width direction. In order to facilitate the alignment with respect to each other, it is preferable that the lower surface of the upper surface plate 41 is provided with a positioning protrusion 46 that engages with the upper surface groove 36 of the abutting portion of the eaves roof plates 1 adjacent in the width direction.

1: Eave top plate 2: Field edge 2b: Lower part 2c: Elevated part 3: Eaves-side support member 4: Nasal hide base 5: Eaves-side support members 6A, 6B, 6C, 6D, 6E, 6F: Eaves-side Fixing metal fitting 6a: Upper support piece 6b: Lower support piece 6c: Hanging piece 6d: Mounting piece 6e: Insertion holes 6f, 6g, 6h: Energizing portion 6i: Protrusions 7A, 7B, 7C, 7D, 7E: Eaves side cutout Edge 7a: Upper part 7b: Lower part 7c: Standing part 7d: Inserting part 7e: Water flip piece 7f: Hanging part 7g: Second lower part 7h: Third rising part 7i: Second upper part 7j: Standing Upper part 8, 9, 13, 14, 17, 81, 82, 84, 85: Fastener 10: Vent holes 11A, 11B: Eaves side parting edge 11a: Upper part 11b: Lower part 11c: Standing part 12A, 12B, 12C, 12D, 12E: eaves side fixing metal fitting 12a: upper part 12b: lower part 12c: rising part 12d: insertion holes 12e, 20, 21: urging part 15: thermal expansion fireproof material 16: second ventilation Port 18: Third vent 19: Fourth vent 23: Mounting part 24: Nail holes 30A, 30B, 30C, 30D, 30E: Joint fitting 31: Vertical plate part 32: Top plate part 34: Female hem part 35: Insertion portion 36: Upper surface groove 37: Energizing portion 38: Insertion hole 39: Fixed plate 40: Stopper portion 41: Upper surface plate 42: Insertion hole 43: Slit 44: Engagement plate portion 45: Fitting portion 46: Positioning protrusion 61 , 61E: Slide members 62, 62E: Hold limiting member 201: Spring piece 202: Connection part 203: Burring caulking part 204: Nail hole 611: Upper part 612: Lower part 613: Vertical plate part 614: Concavo-convex part 615: Fixed Plate part 616: Protrusion 621: Fixed plate part 622: Insertion hole 623: Bag part 624: Projection part 625: Energizing part 626: Burring caulking part 627: Second fixing plate part 628: Insertion hole

Claims (29)

The eaves structure that supports the eaves side of the eaves top plate on the edge or outer wall via the eaves side support member, and supports the eaves side of the eaves top plate on the field edge or a hidden nose base through the eaves side support member. In the above, the eaves side support member is capable of changing its position with respect to the direction of the eaves side, and is equipped with an eaves side fixing metal fitting that is fixed to a nose cover base or a field edge, and a covering of the eaves side fixing metal, or a nose cover base or The eaves-side fixing bracket is composed of an eaves-side parting edge that is attached to the field edge, and the eaves-side fixing bracket is an upper support piece located on the upper surface of the eaves top plate, a lower support piece located on the lower surface of the eaves top board, and the upper side support. Connecting the one piece with the lower support piece, facing the end surface of the eaves side of the eaves board, and pressing the end surface of the eaves side of the eaves side toward the eaves side, and the eaves of the upper support piece. It is equipped with a mounting piece that extends from the side end to the eaves side and is fastened to the nose cover base or the field edge with fasteners such as nails and screws, and the eaves side parting edge is fastened to the nose cover base or the field edge. An upper part to be attached, a lower part that hides the eaves side fixing bracket, and an upper part and a lower part that stand upright, and the lower part is the eaves of the lower supporting piece of the eaves side fixing bracket. It extends to the eaves side beyond the side tip, and is folded back upward from the eaves side toward the eaves side, and this folded back portion is between the lower support piece of the eaves side fixing bracket and the lower surface of the eaves top plate. An eaves structure that constitutes an insertion part to be inserted between them. The eaves ceiling structure according to claim 1, wherein a ventilation port that communicates with the back of the ceiling is provided at the rising portion of the parting edge on the eaves side, and the rising portion having the ventilation port constitutes a ventilation wall. On the upper side of the eaves side parting edge, a folded-back portion is provided which is folded back from the outdoor side end to the upper side, and the folded-back portion is extended to a position beyond the indoor side of the rising part, and the indoor side end of this extended portion is directed downward. The eaves structure according to claim 2, wherein the eaves structure is folded back to form a water return piece. The thermal expansion fireproof material which expands by the heat at the time of fire is arranged inside the lower part of the eaves side parting edge so as to shield the ventilation port of the rising part at the time of expansion. Eaves structure described in. A hanging part is provided downward at the end of the upper part of the eaves side parting edge on the outdoor side, and a second lower part extending toward the outdoor side is provided at the lower end of the hanging part, and the second lower part. A third rising part that comes into contact with the nasal concealment is provided at the outdoor end of the, and a second vent is formed in the hanging part, and the eaves side is formed by the hanging part, the second lower part and the third rising part. The eaves ceiling structure according to any one of claims 2 to 4, wherein a second ventilation space is formed in the. The third rising part is extended upward until it comes into contact with the lower surface of the nasal cover, and the upper end of the third rising part is bent to the outdoor side to provide a second upper part that comes into contact with the lower surface of the nasal cover. The eaves ceiling structure according to claim 5, wherein the second upper part is fixed to the lower surface of the nasal cover and the third vent is formed in the third rising portion. The eaves structure according to claim 6, wherein the lengths of the third rising portion and the hanging portion are extended downward from the length of the rising portion. The eaves ceiling structure according to any one of claims 1 to 7, wherein a biasing portion that pushes up the eaves top plate in the thickness direction is provided on the lower support piece of the eaves side fixing bracket. The eaves ceiling structure according to any one of claims 1 to 7, wherein an urging portion that pushes down the eaves top plate in the thickness direction is provided on the upper side support piece of the eaves side fixing bracket. The eaves ceiling structure according to claim 8 or 9, wherein the hanging piece of the eaves side fixing bracket is provided with a biasing portion that biases the eaves top plate toward the eaves side. The eaves ceiling structure according to any one of claims 1 to 7, wherein the hanging piece of the eaves side fixing bracket is provided with a protrusion to be inserted into an end surface of the eaves top plate. The eaves-side fixing metal fitting is capable of sliding the eaves top plate in the direction of pressing the eaves top, and holds the slide member slidably while restricting the return in the direction opposite to the pressing direction. The eaves structure according to any one of claims 1 to 11, further comprising a holding restriction member. The eaves ceiling structure according to claim 12, wherein the retention limiting member is integrally provided with a fixing plate portion fixed to a vertical surface on the indoor side of the nasal concealment base. The slide member includes an upper side portion, a lower side portion, and a vertical plate portion connecting the upper side portion and the lower side portion. The upper side portion is a portion held by the holding limiting member to permit and limit movement, and the lower side portion. Is located below the eavestop and supports the eavestop, and the vertical plate portion faces the outdoor end surface of the eavestop, and pushes the eaves top to the eaves side. The eaves structure as claimed in claim 12 or 13. The retention limiting member is a metal product having a horizontal plate portion and a pair of vertical plate portions that stand upright at right angles along both sides of the horizontal plate portion, and the vertical plate portion constitutes the fixed plate portion. The eaves structure according to any one of claims 12 to 14. The holding plate is provided with two cuts parallel to the vertical plate in the horizontal plate portion, and a space between the cuts is pressed downwardly by press working to wrap the upper part of the slide member in a single bag. 16. The portion is integrally formed, and the bag portion is formed by cutting and raising a protrusion that engages with an uneven portion formed on the lower surface of the upper portion of the slide member. The eaves structure described in paragraph. The eaves ceiling structure according to claim 16, wherein a biasing portion made of spring steel for pressing the eaves top plate against the lower side portion of the slide member is provided on the lower surface of the bag portion of the retention limiting member. The 2nd fixed plate part extended toward the eaves side from between a pair of vertical plate parts which comprise a fixed plate part is formed in the said holding|maintenance limiting member, The statement in any one of Claims 13-17. Eave structure. The fixing plate portion that extends to the outdoor side in the same plane as the upper portion and has a tip bent downward is formed at the outdoor end of the upper portion of the slide member. The eaves structure described. The eaves-side support member is composed of an eaves-side parting edge and an eaves-side side fixing metal fitting, and the eaves-side side parting edge and the eaves-side side mounting metal fitting such as nails and screws driven upward from the lower surface of the field edge. The eaves ceiling structure according to any one of claims 1 to 19, which is fixed to the field edge by a fastener. The eaves side fixing bracket includes an upper side portion located above the eaves side of the eaves top, a lower side located below the eaves side of the eaves top, and a rising portion connecting these. The eaves ceiling structure according to claim 20, which has a substantially U-shaped cross section, and is provided with an insertion hole through which a fastener such as a nail or a screw is inserted, in the upper portion. 22. The eaves ceiling structure according to claim 21, wherein a biasing portion that pushes the eaves top plate upward is provided on the upper surface of the lower side portion of the eaves side fixing bracket. The eaves ceiling structure according to claim 21, wherein a biasing portion that presses the eaves top plate toward the lower portion is provided on the lower surface of the upper portion of the eaves side fixing fixture. The eaves ceiling structure according to any one of claims 21 to 23, wherein a urging portion that urges the eaves top plate toward the eaves side is provided on a rising portion of the eaves side fixing bracket. Joint fittings are provided at the joints of the eaves roof plates that are adjacent in the width direction.The joint metal fittings are provided on the vertical plate portions that are located at the abutting portions of the eaves roof plates that are adjacent in the width direction, and on both sides above this vertical plate portion. And a pair of upper surface plates located on the upper surfaces of the eaves tops adjacent to each other in the width direction, and female rapes formed on the end faces of the eaves tops adjacent to each other in the width direction provided on both lower sides of the vertical plate part. At least one of a pair of upper surface plate portions located on the upper surfaces of the eave top plates adjacent to each other in the width direction is fastened to a base such as a field edge. The eaves structure according to any one of 1 to 24. 26. The eaves ceiling structure according to claim 25, wherein a biasing portion that pushes up the eaves top plate is provided in the insertion portion that is inserted into the female cane portion. The joint metal fittings are fixed to a vertical surface such as a field edge, a fixing plate, an upper surface plate which is provided below the fixing plate and is located on the upper surface of the eaves top plate, and the upper surface plate which is provided in the width direction. The eaves ceiling structure according to any one of claims 1 to 24, comprising a stopper portion that is inserted into an abutting portion of adjacent eaves roof plates. The joint fitting is a fixing plate fixed to a hidden nose base, an outer wall or a vertical surface of a field edge, an upper plate provided below the fixing plate and located on the upper surface of the eaves top plate, and a separate upper plate. A stopper portion that is provided on the body and that is inserted into the abutting portions of the eaves roof plates that are adjacent in the width direction, and the upper surface plate overlaps the upper surface groove that is provided in the abutting portions of the eaves roof plates that are adjacent in the width direction. The stopper has a slit, and the stopper is composed of an engaging plate portion that overlaps the upper surface of the upper surface plate, and a fitting portion that is fitted into the upper surface groove of the abutting portion of the adjacent eaves top plate through the slit of the upper surface plate. The eaves structure according to any one of claims 1 to 24. 29. The eaves ceiling structure according to claim 28, further comprising a positioning protrusion provided on a lower surface of the upper surface plate, the positioning protrusion engaging with an upper surface groove of an abutting portion of the eaves ceiling plates adjacent in the width direction.

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