JP2001323573A - Structure of remodeled wall - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structure of a remodeled wall provided with an air-permeable cover, fitted with an air hole for ensuing ventilation, for covering an opening in the lower end part of a ventilation space and a throating member disposed in the vicinity of the lower end part, whereto the various air-permeable covers having lengths varying according to the thickness of a vertical furring strip can be detachably locked. SOLUTION: In the remodeled wall 5 wherein the vertical furring strip 2 is mounted on an existing external wall 1 in order to fix a new covering material 3, a throating inclined piece 62 is installed in such a manner as to protrude outward from the lower end of a throating fixing vertical piece 61 of the throating member 6 having the pieces 61, 62 to mount a locking part 63 on the rear surface of the piece 62. The air-permeable cover 7 is composed of an engaging piece 71 engaged detachably to the locking part 63 and a covering piece 73 fitted with the air hole 72 installed in such a manner as to protrude from one end part of the engaging piece 71. The piece 61 is fixed to the lower end part of the furring strip 2, and the covering piece 73 is disposed in such a manner as to cover the opening 42 in the lower end part and the lower end of the furring strip 2. The ventilation space 4 is made to communicate through the medium of the air hole 72, mounted on the portion covering the opening 42 in the lower end part of the covering piece 73, with the outdoors.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refurbished wall in which a plurality of vertical rims are provided on the outer surface of an existing outer wall, a new exterior material is fixed to the plurality of vertical rims, and a ventilation space is provided between the vertical rims. It is related to the structure of.

[0002]

2. Description of the Related Art Conventionally, in a renovated wall in which an exterior wall is newly attached to an existing exterior wall, a plurality of vertical trunk edges are first provided on the surface of the existing outer wall, and an exterior material is then provided on the surface of the plurality of vertical trunk edges. Refurbished walls to be provided are known. Such renovated walls use a ventilation system that allows air to pass through a plurality of ventilation spaces between the vertical rims, but if the ventilation space is left open to the outdoors, insects and birds However, there is a problem in that a nest enters the ventilation space and forms a nest, which adversely affects the renovated wall. For this reason, it is necessary to cover the ventilation space so that it does not open to the outside so as to prevent insects and birds from entering the ventilation space while ensuring the ventilation of the ventilation space. It was conceived to use a drainer with an integral cover covering the part.

However, since there are a plurality of refurbished walls having different vertical rim thicknesses, if a draining material having an integrated cover for covering the lower end opening of the ventilation space is used, the vertical rim may not be used. In this case, a plurality of draining members having different lengths of the covering portions depending on the thickness of each of them is required, and a problem such as an increase in manufacturing cost has emerged.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and an object of the present invention is to provide a ventilation hole for covering an opening at a lower end portion of a ventilation space and for securing ventilation. Provided is a refurbished wall structure in which a provided cover is a ventilation cover, and a drainage member capable of detachably engaging various ventilation covers having different lengths according to the thickness of the vertical waist edge is disposed near a lower end portion. It is an issue.

[0005]

In order to solve the above-mentioned problem, a refurbished wall structure according to the present invention is provided with a plurality of vertical waist edges 2 provided on the outer surface of an existing outer wall 1 and a new plurality of vertical waist edges 2. On the refurbished wall 5 which fixes the exterior material 3 and has a ventilation space 4 between the vertical waist edges 2, a draining fixed vertical piece 61 and a draining inclined piece 62.
The draining inclined piece 62 projects outwardly from the lower end of the draining fixed vertical piece 61 of the draining material 6 having the following.
A locking piece 71 detachably locked to the locking portion 63 of the draining inclined piece 62 and a draining fixed vertical piece 6 from one end of the locking piece 71
And a cover piece 73 provided with a vent hole 72 projecting from the lower end in a direction opposite to the direction in which the draining inclined piece 62 is provided,
The draining fixed vertical piece 61 is fixed to the lower end of the vertical body edge 2, the draining inclined piece 62 is arranged close to the lower end surface of the new exterior material 3, and the covering piece 73 of the ventilation cover 7 is at the lower end of the ventilation space 4. The ventilation opening 4 is arranged so as to cover the lower opening 42 and the lower end of the vertical waist 2, and the ventilation space 4 is communicated with the outside through a ventilation hole 72 provided at a portion of the covering piece 73 covering the lower opening 42 of the ventilation space 4. It is characterized by comprising. With such a structure, the ventilation cover 7 that covers the lower end opening 42 of the ventilation space 4 can be detachably attached to the drainer 6 while ensuring the air permeability. Lumber 6
However, if the ventilation covers 7 having different lengths are attached to and detached from each other, the same can be applied to the refurbished walls 5 having different thicknesses of the vertical rim 2.

[0006] Further, an eave sky view edge 9 is arranged and fixed between the eave ceiling 8 and the new exterior material 3, and a vent hole 10 is provided in the eave sky view edge 9 to allow the ventilation space 4 to communicate with the outside. It is preferable to communicate through the pores 10. With such a structure, the upper end opening 4 of the ventilation space 4 is secured while maintaining ventilation.
1 can be covered.

A waterproof packing 11 is filled in the gap between the eave ceiling 8 and the upper end of the eave ceiling cut edge 9 which is disposed between the eave ceiling 8 and the new exterior material 3 and is fixed to the upper end of the vertical trunk 2. Is preferred. With such a structure, it is possible to prevent rainwater from entering through a gap between the eave ceiling 8 and the eave sky cutting edge 9.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on embodiments shown in the accompanying drawings.

FIG. 1 is a sectional view of the structure of the retrofit wall 5 according to the present embodiment. The refurbished wall 5 is provided on the outer surface of the existing
Are provided in a plurality of rows, a new exterior material 3 is further provided on the outer surface of the plurality of rows of the vertical torso 2, a draining material 6 and a ventilation cover 7 are disposed at the lower end thereof, and an eaves top is provided at an upper end near the eave ceiling 8. The parting edge 9 is arranged. A space between a plurality of rows of vertical waist edges 2 located between the existing outer wall 1 and the new exterior material 3 is defined as a ventilation space 4, and an upper end opening 41 of the ventilation space 4 is provided.
By ventilating the ventilation space 4 through the lower end opening 42 and the lower end opening 42, a ventilation construction method is established. Arrows a and b in FIG. 1 indicate the flow of air.

First, the structure of the lower end of the retrofit wall 5 of the present embodiment will be described. FIG. 2 is a cross-sectional view of the lower end of the structure of the retrofit wall 5 according to the present embodiment. The draining material 6 arranged at the lower end of the renovation wall 5 is composed of a draining fixed vertical piece 61, a draining inclined piece 62, an exterior material receiving portion 64, and a hanging piece 65.
A draining inclined piece 62 projects outward and downward from the lower end of the draining fixed vertical piece 61, and a drooping piece 65 extends downward from the tip of the draining inclined piece 62, above the upper end of the draining inclined piece 62. The exterior material receiving portion 64 is provided so as to protrude upward, and the exterior material receiving portion 64 is provided with a vertical piece 64a projecting upward from the draining inclined piece 62 and a projection projecting outward and downward from the upper end of the vertical piece 64a. And a water return piece 64b having a substantially U-shaped cross section. Further, a locking portion 63 for locking the ventilation cover 7 is provided on the back surface of the draining inclined piece 62, and the locking portion 63 projects outward from the rear surface of the draining inclined piece 62 and has a substantially J-shaped cross section. Stop piece 63a, drainer inclined piece 62
Of the outer locking projection 63a and the projection of the inner locking projection 63b. During this time, the locking piece 71 of the ventilation cover 7 is
Is to be locked.

The ventilation cover 7 has a locking piece 71 for detachably locking to a locking portion 63 on the back surface of the draining inclined piece 62, and a substantially L-shaped section protruding from one end of the locking piece 71 and having a ventilation hole 72.
And a cover 73 in the shape of a letter.

The renovated wall 5 is constructed by attaching the above-mentioned vertical waist edge 2, the new exterior material 3, and the draining material 6 to the existing outer wall 1. The construction procedure is as follows.
A plurality of rows of vertical waist edges 2 are provided, and a drainage fixing vertical piece 61 of a drainer 6 is brought into contact with the outer surface of the lower end portion of the provided vertical waist edge 2 and is fixed with a fixing tool 12a such as a screw or a nail. The locking piece 71 of FIG. 7 is locked to the locking portion 63 on the back surface of the draining inclined piece 62. When the ventilation cover 7 is attached to the draining inclined piece 62 in this way, the covering piece 73 of the ventilation cover 7
The lower end and the lower end opening 42 of the ventilation space 4 are covered, so that small birds and insects can be prevented from entering the ventilation space 4, and the outside air can be transmitted to the ventilation space 4 through the ventilation holes 72 provided in the covering piece 73. It is possible to ventilate.

With the draining material 6 attached to the lower end of the vertical waist edge 2 as described above, this draining material 6 is used as a starter, and the new exterior material 3 divided into a plurality of parts in the vertical direction from the bottom to the top. And attach it to the vertical waist 2.
That is, the outer material receiving portion 6 of the drainer 6 which is a starter
4 is fitted with the lower end concave portion 31 of the lowermost exterior material 3, and this exterior material 3 is directly or fixedly attached to the vertical waist edge 2 (not shown).
The lower end recess 31 of the second outer packaging material 3 is fitted into the upper end projection (not shown) of the lowermost exterior packaging material 3 and the outer packaging material 3 is fixed to the vertical trunk edge 2. In this way, the exterior material 3 adjacent to the top is further placed and fixed by the concave and convex fitting of the exterior material 3 to construct the refurbished wall 5.

Although the concave-convex fitting is a known technique, in the present embodiment, since the lower end concave portion 31 provided in the exterior material 3 is used for the concave-convex fitting, the exterior material receiving portion 6 is attached to the drainer 6.
4 is provided to fit the lower end concave portion 31 of the lowermost exterior material 3 so as to position the lowermost exterior material 3.

From the upper end of the vertical piece 64a of the exterior material receiving portion 64, a water return piece 64b having a substantially U-shaped cross section projects outward and downward. The inclination of the water return piece 64b serves as a guide, and In the material receiving portion 64, the lower end concave portion 3 of the lowermost exterior material 3
1 can be fitted smoothly.

The vertical piece 64a of the exterior material receiving portion 64
Is to prevent further intrusion even if the rainwater that should flow down the surface of the draining inclined piece 62 is blown up by the wind and flows backward to the upper end of the draining inclined piece 62. Even if it comes up on the surface of the vertical piece 64a, the water return piece 64b can prevent further intrusion.

Reference numeral 13 denotes the foundation of an existing building.

The above description is about the lower end portion of the structure of the refurbished wall 5 of the present embodiment. The renovated wall having different thicknesses of the vertical rim 2 by making the ventilation cover 7 detachable from the drainer 6. If the ventilation cover 7 having a length different from that of the covering piece 73 according to the thickness of the vertical waist edge 2 is used also for the lower end 5, the lower end opening 42 is covered while the ventilation to the ventilation space 4 is enabled. Is what you can do.

Next, the structure of the upper end of the retrofit wall 5 of the present embodiment will be described. The eave sky view cut edge 9 arranged at the upper end of the renovation wall 5 is composed of a cut edge fixed vertical piece 91, a support piece 92, a packing adhesive piece 93, and an exterior material cover piece 94. A support piece 92 having a substantially L-shaped cross section is protruded upward from the upper end of the vertical edge fixing vertical piece 91, and a plate-shaped packing adhesive piece 93 is further protruded outward and diagonally upward from the front end. From the lower end of the edge fixing vertical piece 91, an exterior material covering piece 9 having a substantially L-shaped cross section
4, and a folded piece 95 protrudes obliquely inward and upward from the tip thereof. Further, on the lower surface of the support piece 92, a ventilation louver 10 having a quarter hemispherical shape and an opening 10a facing inward is formed downward as a ventilation hole for communicating the ventilation space 4 with the outside via the upper end opening 41. It has been cut and raised.

The upper end of the vertical waist 2 is arranged very close to the eaves ceiling 8, but the exterior material 3 is arranged so that there is some space between the upper end of the exterior material 3 and the eaves ceiling 8. The eave sky viewing edge 9 is arranged in the space. Arrangement of the eaves view cutting edge 9 is performed by fixing the cutting edge fixing vertical piece 91 to the upper end of the vertical trunk edge 2 with a fixing tool 12b such as a rivet. At this time, the upper end of the exterior material 3 is covered by the exterior material cover piece 94, and the gap between the upper end of the vertical trunk edge 2 and the eave ceiling 8 is covered by the support piece 92 and the packing adhesive piece 93, and the upper end of the renovated wall 5 It is possible to cover the entire gap of the part.
Then, the upper end opening 41 is formed by the ventilation louver 10.
The air can be ventilated to the ventilating space 4 through the air.

Further, the waterproof packing 11 is adhered to the surface of the packing adhesive piece 93 on the side of the eaves ceiling 8, and the waterproof packing 11 is pressed against the surface of the eaves ceiling 8, so that the eaves ceiling 8 and the eaves ceiling 9 are separated. It is possible to prevent rainwater from entering through the gap. The waterproof packing 11 is pressed against the eaves ceiling 8 via a support piece 92 having a substantially L-shaped cross section protruding from the upper end of the vertical edge fixing vertical piece 91 and a packing adhesive piece 93 protruding from the upper end of the support piece 92. Therefore, pressure contact can be performed with an appropriate elastic force.

Next, another embodiment will be described with reference to FIG. In the above embodiment, the ventilation louver 10 is the support piece 9.
A plate-like packing adhesive piece 93 is provided on the lower surface of the second and extends obliquely upward and outward from the upper end of the support piece 92.
On the other hand, in the present embodiment, the ventilation louver 10 is cut and raised on the outer surface of the cut-off edge fixing vertical piece 91a with the opening 10a directed downward, and a packing adhesive piece whose cross section is substantially rectangular from the upper end of the support piece 92. 93a protrudes outward. Arrow C in the figure indicates the flow of air.

With the above configuration, the ventilation louver 10 can be disposed close to the upper end opening 41 so that the ventilation to the ventilation space 4 can be smoothly performed, and the cross section is substantially rectangular. By using the packing adhesive piece 93a, the waterproof packing 11 can be uniformly pressed against the eaves ceiling 8 with uniform pressure.

[0024]

As described above, according to the first aspect of the present invention, a plurality of vertical body edges are provided on the outer surface of an existing outer wall, and a new exterior material is fixed to the plurality of vertical body edges. In addition, in the renovation wall having a ventilation space between the vertical waist edges, a draining inclined piece is protruded outward from a lower end of the draining fixed vertical piece of the draining material having a draining fixed vertical piece and a draining inclined piece, and the back surface of the draining inclined piece. A locking portion with the ventilation cover is provided at the bottom, and the ventilation cover is detachably locked to the locking portion of the draining inclined piece. And a cover piece protruding in the direction opposite to the direction in which it was provided and provided with a vent hole.Fixing the draining fixed vertical piece to the lower end of the vertical trunk edge, and attaching the draining inclined piece close to the lower end face of the new exterior material When placed, the cover piece of the ventilation cover covers the lower end opening of the ventilation space and the lower edge of the vertical trunk edge It is arranged so that the ventilation space is communicated with the outside through a ventilation hole provided in a portion covering the lower end opening of the ventilation space of the cover piece, so that the lower end opening of the ventilation space is ensured while ensuring ventilation. Can be detachable from the drainer, and even if the drainer used is the same, it can be applied to renovated walls with different thicknesses of the vertical waistline by changing the vent cover. And as a result,
This eliminates the need to manufacture a drainer specifically for each renovated wall, thereby reducing costs.

According to a second aspect of the present invention, in addition to the effects of the first aspect of the present invention, an eaves top view cutting edge is arranged and fixed between the eaves ceiling and the new exterior material. Since the ventilation hole is provided in the ceiling edge and the ventilation space communicates with the outside through the ventilation hole, the opening at the upper end of the ventilation space can be covered while ensuring the ventilation.

According to a third aspect of the present invention, in addition to the effects of the second aspect, the eaves are disposed between the eaves ceiling and the new exterior material and fixed to the upper end of the vertical waistline. Since the waterproof packing is filled in the gap between the upper end of the eaves edge and the eaves ceiling, it is possible to prevent water from entering through the gap between the eaves ceiling and the eaves ceiling.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of one embodiment of the present invention.

FIG. 2 is a sectional view of a lower end portion of the embodiment of the present invention.

FIG. 3 is a sectional view of an upper end portion of another embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Existing outer wall 2 Vertical waist edge 3 Exterior material 4 Ventilation space 5 Refurbished wall 6 Drainage material 61 Drainage fixed vertical piece 62 Drainage inclined piece 63 Locking part 7 Vent cover 71 Locking piece 72 Vent hole 73 Cover piece 8 Eaves ceiling 9 Eaves edge 10 ventilation hole 11 waterproof packing

Claims (3)

[Claims] 1. A renovation wall in which a plurality of vertical body edges are provided on an outer surface of an existing outer wall to fix a new exterior material to the plurality of vertical body edges and a ventilation space is provided between the vertical body edges. A draining inclined piece protrudes outward from a lower end of the draining fixed vertical piece of the draining material having a draining inclined piece and a locking portion with a ventilation cover is provided on the back surface of the draining inclined piece, and the ventilation cover is formed of a draining inclined piece. A locking piece that is removably locked to the locking portion and a cover piece that is provided with a vent hole that protrudes from one end of the locking piece in a direction opposite to a direction in which the inclined water piece is protruded from the lower end of the vertical piece. The fixed vertical piece of drainage is fixed to the lower edge of the vertical body edge, the inclined piece of drainage is arranged close to the lower end face of the new exterior material, and the cover piece of the ventilation cover is vertically aligned with the lower end opening of the ventilation space. A part that is arranged to cover the lower edge of the torso and covers the lower end opening of the ventilation space of the cover piece A refurbished wall structure characterized in that the ventilation space and the outside are communicated with each other through a ventilation hole provided in the wall. 2. An eaves-viewing edge is arranged and fixed between the eaves-ceiling and the new exterior material, and a ventilation hole is provided in the eaves-viewing edge to communicate the ventilation space with the outside through the ventilation hole. The structure of the refurbished wall according to claim 1, wherein the structure comprises: 3. A space between an eave ceiling and a new exterior material, which is fixed to an upper end of a vertical waist edge, is filled with waterproof packing in a gap between an upper end of an eave ceiling cut edge and an eave ceiling. 3. The structure of a retrofit wall according to claim 2.