JP2022049179A - End portion structure - Google Patents

Abstract

To provide an end portion structure which comprises drain means, which can be easily constructed without requiring any special technique and which can be adopted to roof materials.SOLUTION: An end portion structure comprises a lower member 1 arranged along a verge of a building, and a cover member 2. In the lower member 1, a fixed portion 11 to a substrate 5 and a drain space 10 having a slope on a bottom face 101 and opening at its upper part are formed. An outside wall portion 12 of the drain space 10 comprises an inserted portion 121 connected with the cover member 2 and a support portion 113 supporting an end portion 31 of an exterior material 3 arranged on the substrate 5 from below. The cover member 2 comprises an insertion portion 211 covering the exterior material end portion 31 and connected with the lower member 1, and a fixed portion 212 to the lower member 1. The lower member 1 and the cover member 2 clamp and hold the exterior material end portion 31.SELECTED DRAWING: Figure 1

Description

The present invention relates to an end structure provided with drainage means, which can be easily constructed without requiring special skill and can be applied to the type of roofing material and the like.

For the roof keraba (gable side) composed of horizontal roofing, vertical roofing, etc., for example, the construction mode in which the end of the exterior material as described in Patent Documents 1 and 2 is inserted into a storage member having a U-shaped cross section, or a patent. It is performed in a construction mode in which the end portion of the exterior material is caught (grabbed) in the keraba member as described in Document 3.
The patent document 1 is a proposal regarding a roofing member in which a U-shaped cross section is formed by a folded piece 4, a covering piece 5, and an extension piece 6, and the patent document 2 is an inner side of a wrapping piece 3. It is described that the edge of the horizontal roof plate 4 is inserted between the keraba cap 1 and the waste plate piece 2 in which the inverted L-shaped reinforcing body A is arranged. Further, Patent Document 3 describes that the end portion of the roofing material A is involved with the horizontal mounting piece F7 and the hanging piece F8.

Japanese Unexamined Patent Publication No. 2008-208541 Japanese Unexamined Patent Publication No. 11-030013 Japanese Unexamined Patent Publication No. 2015-175148

However, in the construction modes described in Patent Documents 1 and 2, since the U-shaped cross section formed is constant, it cannot correspond to the type of roofing material and the composition of the base material (for example, the thickness of the heat insulating material). It was necessary to prepare products of various heights (thicknesses), and it was inevitable that management labor and cost increase would be inevitable.
Further, in the construction mode described in Patent Document 3, the end portion of the exterior material (roof material A) must be bent downward, which is very time-consuming to construct the entire length of the keraba. .. Moreover, since the work depends on the skill of the worker, if the skill is low, there is a possibility that the design may be impaired and problems such as scattering and water leakage may occur.

Therefore, it is an object of the present invention to propose an end structure provided with drainage means, which can be easily constructed without requiring special skill and can be applied to various types of roofing materials. And.

The present invention has been proposed in view of the above, and is an end structure composed of a lower member arranged along a keraba of a building and a cover member, and the lower member is fixed to a base. A drainage space having a slope on the bottom surface and opening upward is formed, and an insertion portion connected to the cover member and an insertion portion connected to the cover member are arranged on the base on the outer wall portion of the drainage space. A support portion for supporting the end portion of the exterior material from below is provided, and the cover member covers the end portion of the exterior material, has an insertion portion connected to the lower member, and a fixing portion to the lower member (hereinafter referred to as a fixing portion). The lower member and the cover member hold the end portion of the exterior material in a sandwiching manner. It is a suggestion.

The present invention also proposes an end structure characterized in that an elastic water blocking material is interposed between the front surface of the exterior material and the back surface of the cover member in the end structure.

The present invention also proposes an end structure characterized in that, in the end structure, the lower member and the cover member are fixed by tightening the fastening member from above.

The present invention also proposes an end structure characterized in that, in the end structure, lower members having different depths of the drainage space are selected and used according to the thickness of the end of the exterior material. ..

In the end structure of the present invention, an end structure provided with drainage means can be easily constructed without requiring special skill, and the thickness of the end portion of the exterior material is not limited, so that various roofing materials can be used. It can also handle types.

Further, when an elastic water blocking material is interposed between the front surface of the exterior material and the back surface of the cover member, it is possible to reliably prevent the intrusion of rainwater.

Further, when the lower member and the cover member are fixed by tightening the fastening member from above, the end portion of the exterior material can be easily and surely held in a holding shape.

Further, if the lower members having different depths of the drainage space are selected and used according to the thickness of the end portion of the exterior material, various exterior materials can be easily dealt with.

(A) is a cross-sectional view which shows the 1st Example of the end structure of this invention, (b) is a sectional view which shows the 2nd Example. (A) perspective view and cross-sectional view of the cover member used in the first and second embodiments, (b) perspective view and cross-sectional view of the lower member used in the first embodiment, (c) second embodiment. It is a perspective view and a cross-sectional view of the lower member used in. (A) A perspective view showing a state in which the cover member is assembled to the lower member of the first embodiment, (b) a perspective view showing a state in which the cover member is assembled to the lower member of the second embodiment, (c) a second embodiment. It is a perspective view which shows the main part of an example. (A) is a cross-sectional view which shows 3rd Example of the end structure of this invention, (b) is a sectional view which shows 4th Example. (A) is a cross-sectional view showing a fifth embodiment of the end structure of the present invention, (b) is a cross-sectional view showing a sixth embodiment, and (c) is a cross-sectional view showing a seventh embodiment.

The present invention is an end structure composed of a lower member arranged along a keraba of a building and a cover member, and the lower member has an upper portion having a fixed portion to a base and a slope on the bottom surface. A drainage space is formed, and the outer wall portion of the drainage space is provided with a support for supporting the insertion portion connected to the cover member and the end portion of the exterior material disposed on the base from below. The cover member is provided with a portion, and the cover member includes an insertion portion that covers the end portion of the exterior material and is connected to the lower member, and a connecting and fixing portion to the lower member. It is characterized in that the end portion of the exterior material is held in a sandwiched shape.

The lower member constituting the end structure of the present invention is a through material (gutter-shaped material) in which a fixing portion to the base and a drainage space having a slope on the bottom surface and opening upward are formed as described above. , A support portion for supporting the end portion of the exterior material disposed on the base from below is provided. The slope of the bottom surface is formed in the flow (length) direction, but a slope may be provided from the inside to the outside as in the illustrated embodiment described later.
On the other hand, the cover member is a member that covers the drainage space (provides a covering portion), and may be a through material, a standard length material having a certain length, or a combination. Further, it may be composed of a single member or a plurality of members, and when it is composed of a plurality of members, it may be a homogeneous material or a heterogeneous material, and even if it is integrated in a connected shape, it is covered. It may be integrated into.

The lower member is a continuous material (through material) having a drainage space, and the cover material is arranged so as to cover the upper surface thereof, but does not prevent rainwater or the like from entering the inside and is huge. As long as it prevents the intrusion of dust and the like, it may be arranged at a predetermined interval, for example.
As long as the drainage means is provided on the lower member as described above, the specific configuration thereof is not particularly specified, and for example, a configuration in which a waterproof sheet is arranged may be used, or the lower member (of the lower member). The inner surface) may be waterproofed.

The lower member is formed with an insertion portion on the outer wall portion of the drainage space, and the cover member is formed with an insertion portion connected to the insertion portion and is fixed to the lower member. It is equipped with a contact fixing part.
The connecting fixing portion may be a portion where a fixing bolt (tightening member) from above is fastened to a part of the covering portion as shown in the illustrated embodiment described later, and the cover member comes off due to wind and rain or the like. It is not particularly limited as long as it does not exist (scatter or fall).
On the other hand, the inserted portion and the inserted portion play a role of being locked to the lower member so that the cover member does not shift and move, and when a fixing bolt is used as the connecting fixing portion. As long as the mounting work can be easily performed. It should be noted that this fastening member is a more preferable embodiment because when it penetrates the exterior material (the end thereof), its displacement movement is prevented.

The exterior material whose end is supported by the support portion of the lower member is a member whose end is covered by the cover member, and may be a vertical roofing material or a horizontal roofing material, and more specifically, the end. The back surface (lower surface) of the portion is supported by the support portion, and the front surface (upper surface) of the end portion is covered with the covering portion, and the end portion is provided with a base material even in the form of a plate (thin wall material). It may be thick.

By preparing a plurality of types of lower members having different depths (heights) of the drainage space in advance according to the thickness of the end portion of the exterior material and selecting and using them, various exterior materials can be easily held. Can be used for.

Further, in the end structure of the present invention, as described above, it is a requirement that "the end portion of the exterior material is held in a sandwiched state by the lower member and the cover member", but specifically, the cover. It is desirable that the covering portion of the member and the supporting portion of the lower member hold the end portion of the exterior material in a compressed manner from above and below. As a configuration for pinching, it is preferable to use the above-mentioned fastening member for fastening, and as shown in the illustrated embodiment described later, the fastening member is used as a part of the support portion from the connecting fixing portion which is a part of the covering portion. It is more desirable to penetrate and tighten.
In this way, the exterior material is covered on the front surface side of the end portion by the cover portion of the cover member, and the back surface side of the end portion is supported by the support portion of the lower member. ) Will be held in a pinch shape.

Since the fastening member described later not only connects the cover member and the lower member but also penetrates the end portion of the exterior material, it is possible to prevent the end portion of the exterior material from shifting. It is not always necessary to make the support portion closely adhere to the back surface side of the end portion of the exterior material.

The end structure of the present invention having such a structure can easily construct an end structure provided with drainage means without requiring special skill, and does not limit the thickness of the end portion of the exterior material. Therefore, it can be used for various types of roofing materials.

The end structure of the first embodiment of the present invention shown in FIG. 1 (a) is composed of a lower member 1 and a cover member 2 arranged along a keraba of a building, and these lower members 1 and a cover member. The exterior material 6A end portion 61a is held in a sandwiched shape by 2.

The end structure of the second embodiment of the present invention shown in FIG. 1 (b) is composed of a lower member 1'arranged along a keraba of a building and a cover member 2, and these lower members 1' The cover member 2 holds the exterior material 6B end 61b in a sandwiching manner.

As shown in FIG. 2B, the lower member 1 of the first embodiment is a through material in which a fixing portion 11 to the base 5 and a drainage space 10 having a slope on the bottom surface 101 and opening upward are formed. A support portion 13 for supporting the end portion 61a of the exterior material 6A, which is a gutter-shaped material and is a horizontal roofing exterior material disposed on the base material (field material) 5, from below is provided.
Further, in the lower member 1, an inserted portion 121 is formed at the upper end of the outer wall portion 12 corresponding to the outer side surface of the drainage space 10, and the upper end of the inner side wall portion 14 corresponding to the inner side surface is formed. The support portion 13 and the groove-shaped portion 141 are formed.

As shown in FIG. 2C, the lower member 1'of the second embodiment forms a fixing portion 11 to the base 5 and a drainage space 10'having a slope on the bottom surface 101 and opening upward. A support portion 13'that supports the end portion 61b of the exterior material 6B, which is a through material (gutter-shaped material) and is a vertically-roofed exterior material arranged on the base material (field material) 5, from below is provided.
Further, in the lower member 1', an inserted portion 121 is formed at the upper end of the outer wall portion 12 corresponding to the outer side surface of the drainage space 10', and the upper end of the inner side wall portion 14 corresponding to the inner side surface is formed. The support portion 13'and the groove-shaped portion 141 are formed in the support portion 13'and the groove-shaped portion 141.

The cover member 2 is a member common to the first embodiment and the second embodiment, and is a member including a covering portion 21 that covers the drainage space 10 of the lower member 1 as shown in FIG. 2 (a). The covering portion 21 is a lid-shaped portion having inverted U-shaped reinforcing portions on the left and right sides of the flat central portion, and the downward piece formed at the outer end portion is the lower member 1. It is an insertion portion 211 connected to the insertion portion 121, and is a communication fixing portion 212 whose central portion is fixed to the lower member 1.
The connecting fixing portion 212 is a part of the covering portion 21 and is a portion for fastening the fixing bolts 3, 3'(tightening member) from above.
In addition, in these 1st Examples and 2nd Examples, the fixing bolts 3 and 3'penetrate the ends 61a and 61b of the exterior materials 6A and 6B arranged on the base material (field material) 5. It reaches the support portions 13, 13'of the lower members 1, 1'.

The exterior material 6A, which is the horizontal roofing exterior material of the first embodiment, is an exterior material in which a heat insulating material is encapsulated on the inner surface side and laid in an engaging manner in the flow direction to form a horizontal roofing exterior structure. It is arranged on the upper surface side of the base (field material) 5 laid on the skeleton 4 together with the thick heat insulating material 7, and the reference numeral 8 shown in FIG. 1 (a) is the surface side of the exterior material 6A. It is a water blocking material with elasticity that is arranged in. The water blocking material 8 is interposed between the front surface of the exterior material 6A and the back surface of the cover member 2, and plays a role of preventing rainwater from entering the back surface side of the exterior material 6A.

The exterior material 6B, which is the vertically-roofed exterior material of the second embodiment, holds the drainage member 9A and the drainage member 9A between the thick heat insulating materials 7B and 7B on the upper surface side of the base (field material) 5 laid on the frame 4. An exterior material in which the member 9C is fixed (fixing tool 9D) and is held by the holding member 9C to form a vertically-roofed exterior structure. It is an elastic water blocking material arranged on the front surface side of the above, and plays a role of preventing rainwater from entering the back surface side of the exterior material 6B. Further, reference numeral 9B is a cover material that covers between the left and right exterior materials 6B and 6B. In this vertically-roofed exterior structure, a water blocking material indicated by hatching is interposed in the gap between the exterior material 6B and the cover material 9B. However, even if the water blocking material is damaged, the infiltrated rainwater will flow down the drainage member 9A in the flow direction.

In these first embodiment and the second embodiment, the fixing bolts 3, 3', which are fastening members, are the support portions 13, 13'of the lower members 1, 1'from the connecting fixing portion 212 of the cover member 2, respectively. Since the lower members 1 and 1'and the cover member 2 hold the exterior materials 6A and 6B at the ends 61a and 61b in a sandwiched state, the lower members 1 and 1'and the cover member 2 are held so as to penetrate the'. Moreover, since the fixing bolts 3, 3'itself penetrate the end portions 61a, 61b of the exterior material 6A, 6B, the exterior material end portions 61a, 61b are held in a sandwiched shape and are physically engaged. It has been stopped.

Even if rainwater may infiltrate along the fixing bolts 3 and 3'in the length direction, the rainwater is guided from the support portions 13 and 13'to the drainage portions 10 and 10'and along the gradient. Is flowed down. In particular, in these first and second embodiments, since the groove-shaped portions 141 and 141'are formed inside the support portions 13 and 13'as described above, the support portions 13 and 13'are reached. Rainwater can be prevented from entering the inner side wall portions 14, 14'and flow down into the groove-shaped portions 13, 13'.

Since the end portion 61a of the exterior material 6A in the first embodiment is formed to be thick and the end portion 61b of the exterior material 6B in the second embodiment is formed to be thin, it is used in the first embodiment. The drainage portion 10 of the lower member 1 is formed (molded) deeper than the drainage portion 10'of the lower member 1'used in the second embodiment. Specifically, from FIGS. 2 (b) and 2 (c), the outer wall portions 12 and 12'are formed so as to have different heights. In this way, the depths of the drainage spaces 10 and 10'( By preparing a plurality of types of lower members 1, 1'with different heights) in advance and selecting and using them, they can be easily used for holding various exterior materials 6A and 6B.

FIG. 3A shows a state in which the lower member 1 in the first embodiment is combined with the cover member 2, and FIG. 3B shows a state in which the lower member 1'in the second embodiment is combined with the cover member 2. However, it shows the state before driving the fixing bolts 3 and 3', respectively. Further, FIG. 3 (c) shows a main part of the second embodiment, that is, a perspective view of FIG. 1 (b), which also shows a state before the fixing bolt 3'is driven.
A V-shaped valley-shaped portion is provided in the contact fixing portion 212 into which the fixing bolts 3 and 3'are driven.

The end structure of the third embodiment of the present invention shown in FIG. 4A is composed of a lower member 1C and a cover member 2 arranged along the keraba of the building, and these lower members 1C and the cover member. Since the exterior material 6A end portion 61a is held in a sandwiched shape in No. 2 and is almost the same as that of the first embodiment, the same reference numerals are given to the drawings and the description thereof will be omitted.
The difference between the first embodiment and the third embodiment is whether or not the groove-shaped portion 141 is provided inside the support portion 13 of the lower members 1 and 1C, but the support portion 13 of the lower member 1C has a difference. By performing a water stop treatment on the through hole of the fixed bolt 3 to be formed, the same effect as that of the groove-shaped portion 141 of the first embodiment, that is, the fixing bolt 3 is penetrated along the length direction to penetrate the support portion 13. It is possible to prevent the rainwater that has reached the inside of the inner side wall portion 14 from invading the inside of the inner side wall portion 14.

The end structure of the fourth embodiment of the present invention shown in FIG. 4B comprises a lower member 1D arranged along a keraba of a building and a cover member 2, and these lower members 1D and the cover member. Since the exterior material 6B end portion 61b is held in a sandwiched shape in No. 2 and is almost the same as that of the second embodiment, the same reference numerals are given to the drawings and the description thereof will be omitted.
The difference between the second embodiment and the fourth embodiment is whether or not the groove-shaped portion 141 is provided inside the support portion 13'of the lower member 1'and 1D, but the support portion of the lower member 1C is provided. By performing a water stop treatment on the through hole of the fixing bolt 3 formed in 13, the same effect as that of the groove-shaped portion 141 of the second embodiment, that is, the fixing bolt 3'is penetrated along the length direction. It is possible to prevent the rainwater that has reached the support portion 13'from entering the inside of the inner side wall portion 14'.

In the end structure of the fifth to seventh embodiments of the present invention shown in FIGS. 5A to 5C, the lower member 1E and the cover member 2 which are commonly used are composed of the lower member 1E and the cover member 2. The structure is such that the end portion 61c of the exterior material 6C is held in a sandwiched manner, and the fixing portion 11 to the base 5 and the support portion 13 supporting the end portion 61c of the exterior material 6C from below are the other embodiments. It is different from other examples in that it is not formed in a stepped shape but is arranged on the same straight line.

The fifth embodiment of FIG. 5A is an embodiment in which the exterior material 6C is directly arranged on the base material (field material) 5, and does not specify horizontal or vertical roofing, but for example. This is common to the mode in which the exterior material 6C is laid as an underlaying material when a decorative material is separately arranged above.
In the sixth embodiment of FIG. 5B, the Z-shaped molding material 9E is fixed on the surface material 9F so as to cover the upper surface side and the keraba side of the base material (field material) 5, and further. The exterior material 6C is arranged on the upper surface side thereof, and in that the exterior material 6C is arranged on the base 5 at intervals, the heat insulating material as in the second and fourth embodiments is used. This is common to the mode in which a vertically-roofed exterior material is laid across the drainage member.
In the seventh embodiment of FIG. 5 (c), as in the sixth embodiment, the planar material 9F is stretched so as to cover the upper surface side and the keraba side of the base material (field material) 5, and the size is larger. The Z-shaped molding material 9G is fixed, and the exterior material 6C is further arranged on the upper surface side thereof. Reference numeral 9H in the drawing is a decorative material (decorative cover).

1,1', 1C, 1D, 1E Lower member 10,10' Drainage space 11 Fixed part 12 Outer side wall part 121 Inserted part 13 Support part 14 Inner side wall part 141 Groove-shaped part 2 Cover member 21 Covering part 211 Inserting part 212 (Contact) Fixing part 3,3'Fixing bolt (tightening member)
4 Frame 5 Base (field material)
6A Exterior material (horizontal roofing exterior material)
6B exterior material (vertical roofing exterior material)
6C Exterior material 61a, 61b, 61C Ends 7,7B Insulation material 8,8'Water stop material 9A Drainage member 9B Cover material 9C Holding member 9D Fixture

Claims (4)

It is an end structure consisting of a lower member arranged along the keraba of a building and a cover member.
The lower member has a fixed portion to the base and a drainage space having a slope on the bottom surface and opening upward, and the outer wall portion of the drainage space has an insertion portion connected to the cover member. , A support portion for supporting the end portion of the exterior material disposed on the base from below is provided.
The cover member includes an insertion portion that covers the end portion of the exterior material and is connected to the lower member, and a fixing portion to the lower member.
An end structure characterized in that the end portion of the exterior material is held in a sandwiched shape between the lower member and the cover member. The end structure according to claim 1, wherein an elastic water blocking material is interposed between the front surface of the exterior material and the back surface of the cover member. The end structure according to claim 1 or 2, wherein the lower member and the cover member are fixed by tightening the fastening member from above. The end structure according to any one of claims 1 to 3, wherein lower members having different depths of the drainage space are selected and used according to the thickness of the end portion of the exterior material.

Images