JP2020090820A - Parting metal fitting for sticking exterior wall of building, sticking structure and construction method of sticking part - Google Patents

Abstract

To efficiently and easily perform a sticking work of an exterior wall material.SOLUTION: A partition metal fitting 11 for sticking an exterior wall of a building is a metal fitting used in a sticking work of an exterior wall material 50 of an eaves soffit part 8 and a window periphery part 9 of a building 1, includes a partition plate 21 which is mounted on an outer surface of an upper end 27 of an exterior wall material 50 and extends in a vertical direction Z along the exterior wall, a horizontal bending part 22 which is bent inward by a thickness T of the exterior wall material 50 from a base end of the partition plate 21 and extends in a horizontal direction Y, and an inclination bending part 23 which has such spring property as to bend an end of the horizontal bending part 22 to the oblique outer side and comes its end 25a in contact with an upper end face 27a of the exterior wall material 50, in which the partition metal fitting 11 is composed of an after-installation insertion type partition metal fitting mounted after the exterior wall material 50 has been installed.SELECTED DRAWING: Figure 2

Description

The present invention relates to a parting metal fitting for partitioning the outer wall of a building used in a parting work for the outer wall material of the eaves part and the window surrounding part of the building, a partitioning structure using the parting fitting, and a method of constructing the partitioning part. ..

In the case of carrying out an outer wall construction of a building, a siding board as disclosed in Patent Document 1 below is widely used as an outer wall material. A wide variety of designs, textures, and colors are available as siding boards, and in addition to the traditional ceramic siding boards, metal siding boards using square corrugated sheet metal have appeared in recent years. There is.

Then, a parting metal fitting is used for the treatment of the upholstery part when the outer wall material is stretched over the structural frame of the building. Among these, as a parting metal used for parting the eaves of the building and the upper end of the window surrounding part, as disclosed in Patent Document 2 below, the parting metal is first attached to the structural frame. Pre-installed parting metal fittings for attaching outer wall materials were often used.

Japanese Patent Laid-Open No. 11-311010 JP, 10-252256, A

However, when such a front-end type parting metal fitting 12 is used as a parting metal fitting for the upper end portion 27 of the outer wall material 50 together with the parting metal fitting 13 for the lower end portion 28 of the outer wall material 50 as shown in FIG. Unless the length L of the 50 in the height direction Z is reduced by the found width W of the parting metal fitting 12 for the upper end portion 27, the outer wall material 50 cannot be stored in the space between the upper and lower parting metal fittings 12, 13. I will end up. Therefore, as shown in the figure, the partition structure 103B for the outer wall of the building in the eaves roof portion 8 in which the space 15 in which the outer wall material 50 does not exist inside the parting metal fitting 12 for the upper end 27 largely appears.

Further, as shown in FIG. 13, when the front end fitting 12 is used as a parting fitting for the upper end 27 and the parting fitting 13 for the lower end 28 is not used, the lower end 28 of the outer wall member 50 is used. Since the position of is not determined, it becomes difficult to align the outer wall member 50 in the height direction Z. Further, since the parting metal fitting 13 for the lower end portion 28 is not used, the cut end of the lower end portion 28 of the outer wall material 50 is exposed, resulting in a bad appearance structure 103C for the outer wall of the building.

The present invention has been made on the basis of such a point, and an object thereof is to ensure that the outer wall material fits well and the upper end of the outer wall material is well-fitted when the outer wall material of the eaves of the building or the window surrounding is covered. To provide a partition wall fitting for a partition wall of a building that can reduce the height of a space formed in the part and is easy to construct, a structure for partition wall using the partition bracket, and a method of constructing a partition wall part. It is in.

In order to achieve the above object, a parting metal for partitioning an outer wall of a building according to claim 1 of the present invention is a parting metal used for a parting construction of an outer wall material of an eaves part of a building or around a window, which is an outer wall. A parting plate extending in the vertical direction along the outer surface, which is directed to the outer surface of the upper end of the material, and a horizontal bending part that is bent inward from the base end part of the parting plate by the thickness of the outer wall material and extends horizontally. And an inclined bent portion having a spring property, in which the end of the horizontal bent portion is bent back outward obliquely, and the tip end thereof is brought into contact with the upper end surface of the outer wall material, and the parting metal fitting is a member of the outer wall material. The present invention is characterized in that it is a post-insertion type parting metal fitting that is attached after installation.

Further, the partition wall partitioning member for tensioning the outer wall of the building according to claim 2 is the partitioning wall partitioning member for partitioning the outer wall of the building according to claim 1, wherein the inclined bent portion has a predetermined length with respect to an end of the horizontal bent portion. A first inclined bending portion connected at a first bending angle, and a second inclined folding portion connected to a terminal end of the first inclined bending portion at a second bending angle smaller than the first bending angle. And a bent portion.

Further, the partitioning wall parting device for tensioning an outer wall of a building according to claim 3 is the partitioning parting part for partitioning of an outer wall of a building according to claim 1 or 2, in which a connecting portion between the horizontal bending part and the inclined bending part is provided. A plurality of vent holes are provided at a predetermined pitch in the width direction so as to extend over a part of both of the bent points.

Further, the building exterior wall tension structure according to claim 4 of the present invention is a tension wall structure applied to the eaves of a building using a parting metal fitting used for the exterior wall material tension work, and is an exterior wall material. Is used for the parting between the upper end part of the building and the eaves part of the building, and the parting part for the lower end of the outer wall material is used for the parting between the upper part and the eaves part of the building. It is characterized by using metal fittings.

Also, the building exterior wall tension structure according to claim 5 is a tension structure applied to a window surrounding part of a building using a parting metal fitting used for the exterior wall material tensioning work, and the upper part of the window surrounding part is For the outer wall material connected to the eaves roof part, the retrofitting parting metal fitting according to any one of claims 1 to 3 for a parting between the upper end part of the outer wall material and the eaves roof part of the building. Use a pre-attached parting bracket to part the lower end of the outer wall material, and for the outer part of the lower part of the window surrounding part, use the parting between the upper part of the outer wall part and the window surrounding part. The retrofitting parting metal fitting according to any one of claims 1 to 3 is used.

In addition, the construction method of the upholstery portion of the building outer wall according to claim 6 of the present invention is the upholstery operation applied to the eaves of the building or the window surrounding area using the parting metal fittings used for the upholstery work of the outer wall material. The construction method of the part, the parting metal fitting pre-attachment step of mounting the front end type parting metal fitting at the mounting position of the lower end part of the outer wall material in the structural frame of the building, and the lower end of the outer wall material with respect to the above-mentioned mounted front parting metal fitting. With the part inserted and supported, the outer wall material installation step of attaching the outer wall material cut to a length that can secure the necessary space above the outer wall material to the structural body and the space above the outer wall material And a retrofitting part retrofitting step of inserting the retrofitting parting bracket according to any one of claims 1 to 3 from the outside and mounting the retrofitting parting bracket.

And the following effects are acquired by the said means. That is, according to the parting metal for partitioning the outer wall of the building of the present invention, a so-called "parting-out" is performed in which the parting plate provided on the front surface makes the cut end of the upper end surface of the outer wall material invisible. In addition, by inserting the horizontal bent portion and the inclined bent portion extending from the parting plate into the space between the upper end surface of the outer wall material and the eaves roof portion or the window surrounding portion, the inclined bent portion forms the upper end surface of the outer wall material. The necessary locking force can be obtained by transmitting the repulsive force to the end surface of the outer wall material and the eaves roof portion and the window surrounding portion by abutting against and deforming. As a result, it is possible to attach the parting metal for the upholstery of the outer wall of the building with one touch, and work efficiency is greatly improved.

Further, a first inclined bend portion obtained by bending the inclined bend portion at a predetermined first bending angle, and a second inclined bend portion obtained by bending the inclined bend portion at a second bend angle smaller than the first bend angle. , The adjustment function of adjusting the height of the entire inclined bent portion to the height of the space between the upper end surface of the outer wall material and the eaves roof portion or the window surrounding portion is mainly (2) Secure the space between the upper end surface of the outer wall material and the eaves ceiling or the surrounding area, and the gap between the outer wall material and the structural frame on the back surface of the outer wall material, by performing bending deformation by the spring force of the inclined bent portion. It is possible to perform the function as a supporting member for securing and mainly by the first inclined bent portion.

In addition, when a plurality of ventilation holes are provided in the connecting portion between the horizontal bending portion and the inclined bending portion at a predetermined pitch in the width direction, the wind from the inside of the outer wall material can be utilized by using the ventilation holes. Since it passes through the space above the upper end surface to the outside of the outer wall material, the ventilation of the building is improved.

Also, according to the building exterior wall upholstery structure of the present invention, the upper end of the outer wall material is parted by the retrofitting building outer wall upholstery fitting, and the lower end of the outer wall material is parted by the front-end parting metal fitting. Is going. Therefore, the length in the height direction of the outer wall material can be made longer than that in the case of using a front end type parting metal fitting for the upper and lower ends of the outer wall material, for example, the cut end of the upper end surface of the outer wall material. It is possible to prevent the situation where the outer wall is exposed and the parting of the upper end portion of the outer wall material becomes incomplete.
And this effect is applied to the upholstery part of the eaves and the window surrounding part of the building.

Further, according to the method of constructing the tensioned portion of the outer wall of the building of the present invention, the length in the height direction of the outer wall material is measured in a state where the lower end portion is supported by the front-end type parting metal fitting attached to the structural frame of the building. Since the outer wall material can be cut to a predetermined length by the above, the cutting work of the outer wall material and the adjustment of the mounting position in the height direction of the outer wall material are facilitated, and the mounting position in the height direction of the outer wall material is kept constant. Become.
Also, since the upper end of the outer wall material is closed using the retrofitting type closing metal fittings for the exterior wall of the building, the parting between the upper end of the outer wall material and the eaves or window surroundings is performed. Can be carried out by simply inserting the parting metal for partitioning the exterior wall of the building from the outside with one touch, and the work of installing the parting metal becomes easy. Further, even when the work of relining the outer wall material is performed, the work of relining the outer wall material is facilitated because the parting metal for partitioning the outer wall of the building can be easily removed by pulling it out.

It is a figure which shows embodiment of this invention, and is a perspective view which shows an example of the building provided with the eaves roof part and window surrounding part which are the target of application of the parting metal for upholstery of the building outer wall. It is a figure which shows embodiment of this invention, Comprising: It is a sectional side view which shows an example of the tension control structure of the building outer wall which used the partitioning metal for tensioning of the building outer wall. It is a figure showing an embodiment of the invention and is a side sectional view showing another example of the structure of the exterior wall of the building using the parting metal for the exterior wall of the building. It is a figure which shows embodiment of this invention, Comprising: It is a side view which shows the parting metal for tensioning of a building outer wall. It is a figure which shows the modification of embodiment of this invention, and is a sectional side view which shows the parting metal for tensioning of a building outer wall. It is a figure which shows the modification of embodiment of this invention, and is a rear view which shows the parting metal for tensioning of a building outer wall. It is a figure which shows the modification of embodiment of this invention, and is a top view which shows the parting metal for tensioning of a building outer wall. FIG. 1 is a view showing an embodiment of the present invention, in which a parting metal fitting for tensioning the outer wall of a building is used between the upper end of the building outer wall and the eaves ceiling, and the parting metal fitting is not used at the lower end of the building outer wall. It is a sectional side view which shows typically the covering structure of the building outer wall in a case. FIG. 1 is a view showing an embodiment of the present invention, in which a parting metal fitting for tensioning an outer wall of a building is used between the upper end of the building outer wall and the eaves ceiling, and a parting metal fitting of a front end is attached to the lower end of the building outer wall. It is a side sectional view which shows typically the tension structure of a building outer wall when using a draining metal fitting. FIG. 1 is a view showing an embodiment of the present invention, in which an external wall material above the window peripheral portion and a rear parting parting metal fitting for the exterior wall of the building are used at the upper end portions of the lower external wall materials, respectively. It is a sectional side view which shows typically the tension control structure of a building outer wall at the time of using a front end type parting metal fitting for the lower end part of an outer wall material. In the figure showing a conventional example, a structure of the exterior wall of the building is schematically shown where a front end type parting metal fitting is used between the upper end of the building outer wall and the eaves ceiling and no parting metal fitting is used at the lower end of the building outer wall. FIG. In the figure showing a conventional example, a front-end type parting bracket is used between the upper end of the building outer wall and the eaves ceiling, and a front-end parting bracket and a draining part are used at the lower end of the building outer wall. It is a side sectional view which shows typically the tension structure of. In the figure showing a conventional example, a building in which a front end parting metal fitting is used between the upper end of the outer wall of the building and the eaves part, and only the draining metal fitting is used without using the parting metal fitting at the lower end of the building outer wall It is a side sectional view which shows typically the tension structure of an outer wall. It is a figure which shows embodiment of this invention, and is explanatory drawing which shows each process of the construction method of the tension part of a building outer wall step by step according to a construction procedure.

Hereinafter, the construction method of the parting metal for tensioning the outer wall of the building, the tensioning structure and the tensioning part of the present invention will be described with reference to the illustrated embodiment as an example. First, based on FIG. 1, the outline of the external configuration of a building to which the parting metal for partitioning the outer wall of the building of the present invention is applied will be briefly described. Next, based on FIG. 2 and FIG. 3, the building of the present invention is divided into a case where the parting metal for partitioning the outer wall of the building of the present invention is applied to the eaves of the building and a case where it is applied to the window surrounding part of the building. The tensioning structure of the outer wall will be specifically described.
Next, the structure of the parting metal for partitioning the outer wall of the building of the present invention will be specifically described with reference to FIGS. 4 to 7 together with the structure of the modification.

Next, the building exterior wall upholstery structure of the present invention will be divided into a plurality of modes, and will be specifically described based on FIGS. 8 to 13 in comparison with the conventional building exterior wall upholstery structure.
Next, the contents of the construction method of the building exterior wall upholstery portion of the present invention, which is executed by using the building exterior wall upholstery parting metal fitting configured as described above, will be specifically described with reference to FIG. Then, finally, reference will be made to the configuration and contents of another embodiment of the parting metal for the partition wall of the building outer wall, the partition wall structure and the construction method of the partition wall part, which are partially different from the above embodiment.

(1) Outline of exterior structure of building (see Fig. 1)
The building 1 to which the parting fitting 11 for partitioning the outer wall of the building of the present invention is applied has a structural body 2 provided with studs 6 and furring strips 7 standing on a foundation B. Further, a building outer wall 5 having a ceramic siding board or a metal siding board made of, for example, a corrugated sheet metal formed of Galvalume Steel Sheet (registered trademark) as an outer wall material 50 is stretched around the outer periphery of the structural body 2. Has been done.
Further, a roof 10 is provided on the upper surface of the building 1, and a portion of the roof 10 protruding outward from the building outer wall 5 becomes an eave 10a, and a portion of the lower surface of the eave 10a connected to the building outer wall 5 is an eave. It becomes the top part 8.

Further, the sash frame F of the window 9a, the door 9b, and the like are provided by hollowing out a part of the outer wall 5 of the building, and the surrounding portion of the window 9 is connected to the outer wall 5 of the building.
The parting metal fitting 11 for partitioning the outer wall of the building of the present invention is used for parting at the upper end portion 27 of the outer wall material 50 in the eaves roof portion 8 and the window surrounding portion 9 described above.

(2) Concrete structure of the exterior wall covering structure (see Figures 2 and 3)
Next, the building exterior wall upholstery structure 3 of the present invention is applied to the eaves roof part 8 of the building 1 and the window surrounding portion 9 of the building 1 when the parting metal fitting 11 for building exterior wall upholstery of the present invention is applied. The case will be described in detail.
(A) When applied to eaves (see Fig. 2)
In the case where the parting metal fitting 11 for partitioning the outer wall of the building of the present invention is applied to the eaves roof 8 of the building 1, as shown in the figure, the space between the upper end 27 of the outer wall material 50A and the eaves roof 8 of the building 1 is provided. The post-installation type parting metal fitting 11 of the present invention, which will be described later, is used for the parting-out, and the front-end type parting metal fitting 13 is used for parting-out the lower end portion 28 of the outer wall member 50A.

Specifically, a stud 6 or the like, which is a part of the structural body 2, is erected on the foundation B, and the furring strip 7 is attached to the outer surface thereof with a screw 29. Then, the outer wall member 50A is attached to the outer surface of the furring strip 7 with screws 29 as well.
Further, as an example, a draining metal fitting 14 having a shape bent in a crank shape as shown in the drawing is attached to the rear furring strip 7 at the lower end portion 28 of the outer wall member 50A using a screw 29.

Then, the partition structure 3A for the outer wall of the building according to the present embodiment is applied to the parting of the upper end portion 27 and the lower end portion 28 of the outer wall member 50A attached in this manner. That is, in the parting off of the upper end portion 27 of the outer wall material 50A, the space 15a between the upper end surface 27a of the outer wall material 50A and the eaves roof 8 can be filled to hide the cut end of the upper end surface 27a of the outer wall material 50A. The retrofitting parting metal fitting 11 of the present invention is attached by inserting from the outside to the inside of the building 1, and the sealing material 31 is provided in the gap between the abutting part of the retrofitting parting metal fitting 11 and the eaves roof 8. To fill. Although not shown, the sealing material 31 can be filled also in the gap between the abutment part 11 of the retrofitting type and the upper end portion 27 of the outer wall member 50A.
On the other hand, for the parting off of the lower end portion 28 of the outer wall material 50A, a square groove type front end fitting metal fitting 13 as shown in the figure is used, and by fixing it to the furring strip 7 with a screw 29, the front end fitting part fitting metal. Attach 13.

(B) When applied to the window surroundings (see FIG. 3)
When the parting metal fitting 11 for tensioning the outer wall of the building of the present invention is applied to the window surrounding portion 9 of the building 1, as shown in the figure, the outer wall material 50B connected to the eaves roof portion 8 above the window surrounding portion 9 is used. On the other hand, for the parting between the upper end part 27 of the outer wall material 50B and the eaves part 8 of the building 1, a post-installation type parting metal fitting 11 of the present invention which will be described later is used, and the parting of the lower end part 28 of the outer wall material 50B is parted. In addition, the front end type parting metal 13 is used.
On the other hand, for the outer wall material 50C below the window surrounding portion 9, a post-installation-type parting metal fitting 11C of the present invention described later is used for the partition between the upper end portion 27 of the outer wall material 50C and the window surrounding portion 9. For the parting of the lower end portion 28 of the outer wall member 50C, a front end type parting fitting 13 is used as described above, although not shown.

Specifically, the frame body 33 for attaching the window 9a and the door 9b is provided in the structural body 2 using the space between the studs 6 and the screw 29 is used on the outer surface of the frame body 33, the stud 6 and the like. Then, the copper edge 7 is attached.
Further, the outer wall member 50C is attached to the outer surface of the furring strip 7 by using the screw 29 as well. Further, although not shown, the same draining metal fitting 14 as described above is also attached to the furring strip 7 on the back surface of the lower end portion 28 of the outer wall member 50C using the screw 29.

Then, the exterior wall covering structure 3B according to the present embodiment is applied to the parting of the upper end portion 27 and the lower end portion 28 of the outer wall material 50B and the outer wall material 50C thus mounted, respectively. That is, the upper wall 27A of the outer wall member 50B provided on the upper portion of the window surrounding portion 9 and the outer wall member 50C provided on the lower portion of the window surrounding portion 9 are divided into the spaces between the upper end surface 27a of the outer wall member 50B and the eaves roof 8. 15B or a retrofitting parting metal fitting of the present invention, which will be described later, that can fill the space 15C between the upper end surface 27a of the outer wall member 50C and the sash frame F to hide the cut end of the upper end surface 27a of each of the outer wall members 50B and 50C. 11 and 11C are attached by inserting from the outside to the inside of the building 1.

Further, a sealing material 31 is filled in a contact portion between the retrofitting parting metal fitting 11 and the eaves ceiling portion 8 and a contacting portion between the retrofitting parting metal fitting 11 and the sash frame F. In addition, the sealing material 31 is also filled in the gaps between the abutment parts of the retrofitting parting metal fitting 11 and the outer wall material 50B, and the abutting parts of the retrofitting parting metal fitting 11C and the respective upper end parts 27 of the outer wall material 50C, if necessary. It is possible.
On the other hand, for the parting off of the lower end portion 28 of the outer wall materials 50B and 50C, the same square groove type front end fitting 13 as described above is used and fixed to the furring strip 7 with the screw 29. Attach the parting bracket 13. The sealing material 31 is also filled between the front end type parting metal 13 and the sash frame F.

(3) Concrete structure of the parting metal for the upholstery of the outer wall of the building (see Figs. 4-7)
The parting metal 11 for partitioning the outer wall of the building of the present invention is a parting metal used for partitioning the upper end 27 of the outer wall materials 50A, 50B, 50C of the eaves roof 8 and the window surrounding part 9 of the building 1. From the base end of the parting plate 21, which extends to the outer surface of the upper end portion 27 of the outer wall material 50A, 50B, 50C and extends in the vertical direction (matching the height direction Z) along the outer surface. The thickness T of the outer wall members 50A, 50B, 50C is bent inward and extends horizontally in the horizontal direction (corresponding to the depth direction Y), and the end of the horizontal bent portion 22 is bent back outward. It is basically configured by including an inclined bent portion 23 having a spring property, the tip 25a being in contact with the upper end surface 27a of the outer wall members 50A, 50B, 50C.
The parting metal fitting 11 configured in this manner is characterized by being a retrofitting type parting metal fitting that is attached after the outer wall members 50A, 50B, and 50C are installed.

Further, in the present embodiment, the inclined bent portion 23 includes the first inclined bent portion 24 connected to the end of the horizontal bent portion 22 at a predetermined first bending angle θ1, and the first inclined bent portion 24. The second inclined bending portion 25 is connected to the end of the first inclined bending portion 24 at a second bending angle θ2 smaller than the first bending angle θ1.

Incidentally, in the illustrated embodiment, the first bending angle θ1 is about 145°, the second bending angle θ2 is about 30°, θ1>θ2, and θ1+θ2<180°. Along with this, the inclined bent portion 23 has a downward inclination in which the front parting plate 21 side becomes lower.
In addition, the height H1 of the inclined bent portion 23 in a state in which no load is applied is determined between the upper end surfaces 27a of the outer wall members 50A, 50B and 50C and the eaves roof 8 and the sash frame F located above them. The height is higher than the height H2 of the spaces 15A, 15B, and 15C that can be formed, so that when the retrofitting parting fitting 11 of the retrofitting type is attached, the spring property of the inclined bent portion 23 is exerted and the retrofitting parting fitting of the retrofitting type. 11 is attached to each of the above-mentioned parts in a locked state. Actually, the heights H2 of the spaces 15A, 15B, and 15C are set in accordance with the height H1 of the inclined and bent portion 23 of the partition wall fitting 11 for partitioning the exterior wall of the present invention, and the spaces 15A, 15B are set. , 15C, the length L of the outer wall members 50A, 50B, 50C in the height direction Z is adjusted so as to be the height H2.

Further, the parting metal fitting 11 for partitioning the outer wall of the building according to the present embodiment is formed by bending one flat plate material formed of, for example, a galvalume steel plate (registered trademark), and its width direction X The length is adjusted by appropriately connecting and cutting the outer wall members 50A, 50B, and 50C to be attached in accordance with the length in the width direction X.
Further, the front end portion 21a of the parting plate 21 that appears on the front surface of the outer wall members 50A, 50B, and 50C is folded back inward as shown in the drawing so that the edges of the parting plate 21 do not cut hands or fingers. Further, by making the tip 21a folded back in this way, it becomes possible to use the tip 21a as a clue when removing the once-installed partition wall fitting 11 for partitioning the outer wall of the building.

Furthermore, as for the parting metal 11C for tensioning the outer wall of the building which is attached to the lower part of the window surrounding part 9, a parting metal provided with a vent 17 as shown in FIGS. 5 to 7 is used as an example.
Specifically, as an example, a rectangular hole is formed so as to straddle a part of each of the horizontal bent portion 22 and the inclined bent portion 23 with a bending point C serving as a connecting portion between the horizontal bent portion 22 and the inclined bent portion 23 being sandwiched therebetween. A partitioning metal fitting 11C for partitioning the outer wall of a building is provided, in which a plurality of ventilation holes 17 are provided at a predetermined pitch P in the width direction X.

A punching press can be used as an example for forming the vent holes 17, and a plurality of vent holes 17 are formed by a punching press with respect to a flat plate-shaped starting material, and then bent into the above-described predetermined shape to form a building outer wall. 11C of parting metal parts for upholstery are formed.
By the way, by using the parting metal 11C for partitioning the outer wall of the building provided with such a vent 17, the wind from the inside of the building 1 in the window surrounding part 9 may be, for example, a gap between the furring strip 7 and the outer wall material 50C. The gas passes through the vent 16 and enters the space 15C between the outer wall member 50C and the sash frame F from the vent 17. Then, since it passes through the gap 16 and the like between the outer wall material 50C and the parting plate 21 of the parting metal fitting 11C for partitioning the outer wall of the building to the outside of the building 1, the air permeability is improved.

(4) Comparison between the exterior wall covering structure of the present invention and the conventional building exterior wall covering structure (see FIGS. 8 to 13).
FIG. 8 shows the exterior wall of a building when the retrofitting parting fitting 11 of the present invention is attached only between the eaves part 8 and the upper end 27 of the outer wall member 50A and the lower end 28 of the outer wall member 50A is not parted. The tensioning structure 3A is shown. In addition, FIG. 11 illustrates a conventional building outer wall in the case where the rear-end type parting fitting 12 is attached only between the eaves part 8 and the upper end 27 of the outer wall member 50A and the lower end 28 of the outer wall member 50A is not parted. The upholstery structure 103A is shown.
In this case, it is formed between the upper end surface 27a of the outer wall member 50A and the eaves top portion 8 regardless of whether the retrofitting parting fitting 11 of the present invention is used or the conventional preinstalling parting fitting 12 is used. The height H2 of the enclosed space 15A is substantially the same, and the length L of the outer wall member 50A in the height direction Z can be adjusted to be substantially the same.

FIG. 9 shows a case where the retrofitting parting metal fitting 11 of the present invention is attached between the upper end surface 27 of the outer wall material 50A and the eaves ceiling part 8 and the pre-installing parting metal fitting 13 is attached to the lower end part 28 of the outer wall material 50A. 3B shows a structure 3B for covering the outer wall of the building. In addition, FIG. 12 shows a case where a front end type fitting metal fitting 12 is attached between the eaves roof 8 and the upper end portion 27 of the outer wall material 50A, and a front end type closing metal fitting 13 is also attached to the lower end portion 28 of the outer wall material 50A. 10B shows a structure 103B for covering the outer wall of the building.
In this case, in the building exterior wall upholstery structure 3B of the present invention shown in FIG. 9, between the upper end surface 27a of the outer wall material 50A and the eaves roof 8 as in the building outer wall upholstery structure 3A shown in FIG. 8 above. While the height H2 of the space 15A is kept good, in the structure 103B of the exterior wall of the building shown in FIG. 12, the outer wall material 50A is housed in the space between the two front end fittings 12, 13. For convenience, the length of the outer wall material 50A in the height direction Z is shortened to L0 (L0<L), so that the height of the space 15A between the upper end surface 27 of the outer wall material 50A and the eaves roof 8 is increased. The found width W is the same as H3 (H3=W), which is larger than the height H2 of the space 15A shown in FIG. 9 (H3>H2).

Therefore, a short outer wall member 50A having a length L0 in the height direction Z as shown in FIG. 12 cannot be used. Therefore, conventionally, a front end type parting metal fitting for the lower end portion 28 of the outer wall member 50A as shown in FIG. 13 cannot be used. There was no choice but to make the structure of the outer wall of the building 103C in which 13 was removed.
However, in the structure of the exterior wall upholstery structure 103 having such a structure, alignment in the height direction Z is difficult, and the lower end portion 28 of the outer wall material 50A cannot be parted, so the cut end of the lower end portion 28 of the outer wall material 50A is exposed. It will look bad.

FIG. 10 shows a structure 3D of the exterior wall of the building of the present invention in which parting metal fittings are applied to the upper and lower outer wall members 50B and 50C of the window surrounding portion 9.
Specifically, for the outer wall material 50B on the upper part of the window surrounding portion 9, the retrofitting parting metal fitting 11 of the present invention is attached between the upper end portion 27 of the outer wall material 50B and the eaves roof 8, and the outer wall material 50B A front end type parting metal 13B having a water passage 19 is attached to the lower end 28. On the other hand, with respect to the outer wall material 50C below the window surrounding portion 9, the retrofitting parting metal fitting 11C of the present invention in which the vent hole 17 is formed between the upper end portion 27 of the outer wall material 50C and the sash frame F is attached to the outer wall. Although not shown in the drawing, a front end type parting metal fitting 13 is attached to the lower end portion 28 of the material 50C.

As described above, since the rear end of the building exterior wall upholstery parting metal fittings 11 and 11C of the present invention is used for the parting off of the upper end portion 27 of the outer wall materials 50B and 50C, the upper end part 27 of the outer wall material 50B and the eaves end part 8 are Between them and between the upper end portion 27 of the outer wall material 50C and the sash frame F, a space of height H2 of the spaces 15B and 15C may be secured, and since it is a retrofitting parting metal fitting, the construction is easy. become.
Further, even when the outer wall members 50B and 50C are reattached, the retrofitting parting metal fittings 11 and 11C can be easily removed with one touch, and therefore the outer wall members 50B and 50C are easily reattached.

(5) Contents of the construction method for the upholstered part of the building outer wall (see Fig. 14)
Next, the content of the construction method for the upholstery part of the building outer wall according to the present invention, which is executed by using the parting metal fittings 11 and 11C for upholstery wall of the building constructed as described above, will be described in detail with reference to FIG. To explain. In addition, in FIG. 14, the construction method of the upholstery part applied to the eaves roof part 8 of the building 1 using the parting metal 11 for upholstery of the building is illustrated.
That is, the construction method of the upholstery part of the outer wall of the building is the construction of the upholstery part 4 applied to the eaves part 8 of the building 1 using the parting metal fittings 11 and 13 used for the upholstery work of the outer wall material 50. The method is basically configured by including three steps of a parting metal fitting pre-installing step S1, an outer wall material installing step S2, and a parting metal fitting retrofitting step S3. Hereinafter, these three steps will be specifically described in order.

(A) Parting metal fittings prior step (see FIG. 14(a))
The parting metal fitting pre-attachment step S1 is a step of mounting the front parting fitting 13 on the mounting position of the lower end portion 28 of the outer wall member 50 in the structural body 2 of the building 1.
That is, using the furring strip 7 or the like to which the draining metal fitting 14 is attached as an example, the front end fitting metal fitting 13 is attached to a predetermined position with a screw 29.

(B) Outer wall material installation process (see FIG. 14B)
In the outer wall material installation step S2, a necessary space 15 can be secured above the outer wall material 50 in a state where the lower end portion 28 of the outer wall material 50 is inserted and supported by the above-mentioned attached front end fitting 13. This is a step of attaching the outer wall material 50 cut to the length L to the structural body 2.
That is, the outer wall material 50 is cut so as to have the height H2 of the space 15 above the outer wall material 50, and the lower end portion 28 of the outer wall material 50 is placed in the recess 13a of the front-end type parting metal fitting 13 attached in the previous step. The outer wall member 50 is fixed to the furring strip 7 by using the screw 29 while being inserted and supported.

(C) Parting metal fitting retrofit process (see FIG. 14(c))
The parting metal retrofitting step S3 is a step of inserting the retrofitting parting metal fitting 11 of the present invention from the outside so as to fill the space 15 above the outer wall material 50.
In this case, since the height H1 of the inclined bending portion 23 of the retrofitting parting metal fitting 11 of the present invention is formed to be higher than the height H2 of the space 15 (H1>H2), the inclined folding is performed. The spring action of the bent portion 23 works so that the retrofitting parting metal fitting 11 can be attached with one touch.

Further, according to the construction method of the partitioning parting metal 11, the partitioning structure 3 and the partitioning part 4 of the outer wall of the building according to the present embodiment configured as described above, the eaves part 8 of the building 1 and the window surroundings. In the construction work for covering the outer wall material 50 in the portion 9, the outer wall material 50 is well accommodated, and the height H2 of the space 15 formed in the upper end portion 27 of the outer wall material 50 can be reduced.
Further, by using the parting metal 11 for partitioning the exterior wall of the building that can be mounted with one touch, the parting work at the end of the outer wall material 50 is facilitated and the work efficiency is improved. Further, when the partition wall 11C for partitioning the outer wall of the building of the present invention in which the ventilation hole 17 is formed is used as the partition metal fitting applied to the window surrounding portion 9, when the ventilation property of the part using the partition metal fitting 11C is improved. improves.

[Other Embodiments]
The construction method of the parting metal 11 for partitioning of the outer wall of the building of the present invention, the partitioning structure 3 and the partitioning part 4 is not limited to the above-described embodiment, and can be changed within the scope of the description. is there,
For example, the values of the first bending angle θ1 of the first inclined bending portion 24 and the second bending angle θ2 of the second inclined bending portion 25 are not limited to the numerical values described in the description of the above embodiment. , Θ1>θ2, and θ1+θ2<180°, it is possible to adopt numerical values of various sizes within a range having two relations. In addition, it is possible to increase the length of the first inclined bent portion 24 and configure the inclined bent portion 23 with only the first inclined bent portion 24. Further, the inclined bent portion 23 can be formed in a curved shape.

In addition, the shape of the vent 17 provided for the partition wall 11C for partitioning the outer wall of the building is not limited to the rectangular hole shape, and various shapes such as an oval shape, a slit shape, and a circular shape can be adopted. is there. Further, the ventilation port 17 is provided in a region sandwiching the connecting portion between the horizontal bending portion 22 and the first inclined bending portion 24, and also in a region sandwiching the connecting portion between the horizontal bending portion 22 and the parting plate 21. It is possible.

The metal fittings for the exterior wall of the building of the present invention, the construction structure for the exterior structure and the exterior tension part can be used in the construction field where the exterior wall material for the eaves and windows around the building are covered, In particular, it has applicability when the outer wall material can be installed easily and efficiently to reduce the construction period and the work load.

1 Building 2 Structural frame 3 Building exterior wall upholstery structure 4 Upholstery exterior part 5 Building exterior wall 6 Pillar 7 Furrow 8 Roof top 9 Window surrounding area 9a Window 9b Door 10 Roof 10a House 11 Building exterior wall partition fitting ( (A retrofit type parting bracket)
12 Front-end type parting metal fitting 13 (for upper end part of outer wall material) Pre-equipped parting metal fitting 13a (for lower end part of outer wall material) Recess 14 Drainer fitting 15 Space 16 Gap 17 Vent 18 Sealing material 19 Water passage 21 Parting board 21a Tip part 22 Horizontal bending part 23 Inclined bending part 24 First inclined bending part 25 Second inclined bending part 25a Tip 27 Upper end part 27a Upper end face 28 Lower end part 28a Lower end face 29 Screw 31 Sealant 33 Frame 50 Outer wall Material B Foundation X Width direction Y Depth direction (horizontal direction)
Z height direction (vertical direction)
L Length W Finding width T Thickness θ1 First bending angle θ2 Second bending angle F Sash frame H Height C Bending point P Pitch S1 Parting metal fitting pre-installation process S2 Outer wall material installation process S3 Parting metal fitting retrofitting process

Claims (6)

It is a parting metal used for the upholstery work of the eaves of the building and the outer wall material around the windows,
A parting plate that extends vertically along the outer surface and is applied to the outer surface of the upper end of the outer wall material,
The thickness of the outer wall material from the base end of the parting plate, a horizontal bent portion that is bent inward and extends in the horizontal direction,
The terminal end of the horizontal bent portion is folded back obliquely outward, and the tip end thereof is brought into contact with the upper end surface of the outer wall material, and an inclined bent portion having springiness is provided,
The above-mentioned parting metal fitting is a parting metal fitting for the exterior wall of a building, which is a retrofitting type parting metal fitting that is attached after the outer wall material is installed. The inclined bent portion includes a first inclined bent portion connected to the end of the horizontal bent portion at a predetermined first bending angle, and the first inclined bent portion connected to the end of the first inclined bent portion. The parting metal fitting for tensioning an outer wall of a building according to claim 1, further comprising: a second inclined bending part connected at a second bending angle smaller than one bending angle. In the connecting portion between the horizontal bending portion and the inclined bending portion, a plurality of ventilation holes are provided at a predetermined pitch in the width direction across the bending point and a part of the both. The parting metal for the upholstery of the building outer wall according to claim 1 or 2. It is a tensioning structure applied to the eaves of the building using a parting metal fitting used for tensioning the outer wall material,
For the parting between the upper end of the outer wall material and the eaves part of the building, use the retrofitting parting bracket according to any one of claims 1 to 3,
A structure that keeps the outer wall of the building featured by using a front end type parting metal to part the lower end of the outer wall material. It is a tensioning structure applied to the window surroundings of the building using a parting metal fitting used for tensioning the outer wall material,
With respect to the outer wall material connected to the eaves roof part in the upper part of the window surrounding part, the partition between the upper end part of the outer wall material and the eaves roof part of the building is used as a partition according to any one of claims 1 to 3. Use a retrofit type parting metal, and use a front type parting metal for parting the lower end of the outer wall material.
For the outer wall material at the lower part of the window surrounding part, the retrofitting parting metal fitting according to any one of claims 1 to 3 is used for the parting between the upper end part of the outer wall material and the window surrounding part. The structure of the exterior wall of the building. It is a method of constructing the upholstery part applied to the eaves of the building and around the window using the parting metal fittings used for the upholstery work of the outer wall material,
A parting metal fitting pre-attachment process of mounting a pre-mounting parting metal fitting at the mounting position of the lower end of the outer wall material in the structural frame of the building,
With the lower end of the outer wall material inserted and supported by the attached front-end parting metal fitting, attach the outer wall material cut to a length that can secure a necessary space above the outer wall material to the structural frame. Outer wall material installation process,
A retrofitting part retrofitting step of inserting the retrofitting parting strip fitting according to any one of claims 1 to 3 from the outside so as to fill the space above the outer wall material, and attaching the parting strip fitting. Construction method for the upholstery part of the outer wall of the building.

Images