JP7201369B2 - Window replacement method and window mounting structure - Google Patents

Description

The present invention relates to a window replacement method and a window mounting structure for replacing an existing window with a new window.

Conventionally, there is known a method of replacing an existing sash with a new sash while leaving the outer wall surrounding the existing sash (see, for example, Patent Document 1).

In Patent Document 1, the existing sash is removed while leaving the existing opening frame and the outer wall structure around the existing sash, the new opening frame is superimposed on the existing opening frame and pasted, and the new sash is attached to the remaining outer wall structure. Accordingly, a method for replacing an existing sash with a new sash is disclosed.

JP 2010-024683 A

However, Patent Literature 1 does not disclose a method for replacing an existing frame with a new frame.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a simple window replacement method and a window mounting structure capable of replacing an existing sash and an existing frame with a new sash and a new frame.

To achieve the above object, a window replacement method of the present invention is a window replacement method for replacing an existing window with a new window, comprising: an opening forming step of forming an opening in an existing sash; An existing sash removal step of removing the existing sash by removing the existing sash fixture attached to the opening through the opening, an existing frame removal step of cutting the inner wall and removing the existing frame, and attaching the new frame to the inner wall It is characterized by including a new frame mounting process for mounting and a new sash mounting process for mounting a new sash on the frame member.

Here, in the window replacement method of the present invention, the width of the new frame may be larger than the width of the existing frame.

Further, in the window replacement method of the present invention, the depth of the new frame may be adjustable according to the depth of the new sash.

Further, the window mounting structure of the present invention is a window mounting structure for mounting a new window, which includes a fixing metal fitting for fixing the new sash to a frame member, and a sealing material arranged so as to cover the fixing metal fitting. You may prepare.

Furthermore, in the window mounting structure of the present invention, the newly installed picture frame may be fixed to the inner wall by the picture frame fixing means.

In the window replacement method of the present invention configured as described above, the opening forming step of forming an opening in the existing sash, and the existing sash fixture that attaches the existing sash to the frame material are removed through the opening to remove the existing sash. An existing sash removal step for removing, an existing frame removal step for cutting the inner wall and removing the existing frame, a new frame mounting step for attaching the new frame to the inner wall, a new sash mounting step for mounting the new sash on the frame material, including. Therefore, the existing sash and existing picture frame can be replaced with the new sash and new picture frame while using the existing inner wall. As a result, replacement work for replacing existing windows with new windows can be simplified.

Further, by making the width of the new frame larger than the width of the existing frame, it is possible to replace the existing sash with a new sash having the same size in the width direction and the height direction.

In addition, by making the depth of the new frame adjustable according to the depth of the new sash, the existing sash and the new sash can be positioned at the same position with respect to the surface of the outer wall. Also, the position of the existing picture frame and the position of the new picture frame with respect to the surface of the inner wall can be the same. Therefore, the same appearance can be obtained before and after the existing window is replaced with the new window.

Moreover, by providing the fixing metal fittings for fixing the new sash to the frame material and the sealing material arranged so as to cover the fixing metal fittings, the fixing metal fittings can be hidden by the sealing material, so that the appearance is good. can be

Further, by fixing the new frame to the inner wall by the frame fixing means, the edge of the inner wall can be covered with the new frame. Therefore, a new window can be installed without repairing the edge of the inner wall.

1 is a perspective view showing the configuration of a unit building of Example 1. FIG. 2 is a cross-sectional view showing the configuration of an existing window of Example 1. FIG. 4 is a cross-sectional view showing the configuration of the newly installed window of Example 1. FIG. FIG. 4 is an explanatory diagram for explaining a gasket removing process in the window replacement method of the first embodiment; FIG. 5 is an explanatory diagram illustrating an opening forming step and an existing sash removing step of the window replacement method of the first embodiment; FIG. 5 is an explanatory diagram illustrating an existing sash removal step of the window replacement method of the first embodiment; FIG. 10 is an explanatory diagram for explaining an existing frame removal step of the window replacement method of the first embodiment; FIG. 4 is an explanatory diagram illustrating a new frame mounting step of the window replacement method of the first embodiment; FIG. 4 is an explanatory diagram illustrating a new sash mounting process of the window replacement method of the first embodiment; FIG. 4 is an explanatory diagram illustrating a gasket mounting step of the window replacement method of the first embodiment;

EMBODIMENT OF THE INVENTION Hereinafter, embodiment which implement|achieves the window replacement method and window attachment structure by this indication is described based on Example 1 shown in drawing.

The window replacement method and window mounting structure in Example 1 are applied to a unit building constructed by transporting building units manufactured in advance at a factory to a construction site and assembling a plurality of building units side by side at the construction site.

[Unit building configuration]
FIG. 1 is a perspective view showing the configuration of a unit building of Example 1. FIG. The configuration of the unit building of Example 1 will be described below with reference to FIG.

In the unit building 1, a plurality of lower floor building units 3 are installed on a foundation 2, a plurality of upper floor building units 4 are installed on the lower floor building units 3, and a plurality of upper floor building units 4 are installed on the upper floor building units 4. A roof 5 is installed.

The building units 3 and 4 are composed of columns made of square steel pipes placed at the corners, floor beams made of channel steel connecting the lower ends of the columns, and channel steel connecting the upper ends of the columns. It is a frame structure consisting of ceiling girders consisting of. The building units 3 and 4 are provided with a plurality of windows (existing windows 10 and new windows 110).

[Window configuration]
FIG. 2 is a cross-sectional view showing the structure of the existing window of Example 1. FIG. FIG. 3 is a cross-sectional view showing the configuration of the newly installed window of Example 1. FIG. The configuration of the window according to the first embodiment will be described below with reference to FIGS. 2 and 3. FIG.

(existing window)
As shown in FIG. 2, the existing window 10 includes an existing sash 11 formed in a frame shape, an existing window main body 15 detachable from the existing sash 11, and an existing frame 20 formed in a frame shape. Prepare.

The existing sash 11 is formed in a frame shape and arranged so as to be embedded in the opening of the outer wall 40 . The existing sash 11 includes an edge portion 11a formed along the edge of the opening of the outer wall 40, an extension portion 11b extending indoors from the edge portion 11a, and a stepped portion 11c provided at the tip of the extension portion 11b. and have

The edge 11a of the existing sash 11 is attached to the channel steel frame member 51 from the indoor side by a plurality of rivets 90A as existing sash attachments. The extending portion 11b of the existing sash 11 is attached to the frame member 51 with a plurality of screws 90B. The step portion 11c of the existing sash 11 is attached to the existing frame 20 with a plurality of screws 90C. The extension portion 11b of the existing sash 11 has a depth (length in the depth direction) L1.

Between the edge portion 11a of the existing sash 11 and the outer wall 40, a gasket 52 as a sealing material having a plurality of lips 52a is arranged.

The existing window main body 15 is a double sliding window made of single glass (single glass), and is movable along rails provided on the extending portion 11 b of the existing sash 11 .

The inner wall 30 is composed of a gypsum board 31 as an inner wall main body, a frame-shaped edge member 32 formed on the edge of the gypsum board 31, and wallpaper (cloth) 33 attached to the gypsum board 31 and the edge member 32. Configured.

The existing picture frame 20 is made of wood and has a frame shape, for example. The existing frame 20 is formed to have an L-shaped cross section with a front portion 20a and a depth portion 20b extending from the front portion 20a toward the outside.

The front part 20a forms the front part of the existing picture frame. The front portion 20a has a width W1. The depth portion 20 b forms the depth portion of the existing frame 20 . The depth portion 20b has a depth N1.

The existing frame 20 is arranged so that the wallpaper 33 is sandwiched between the front portion 20 a and the frame member 32 of the inner wall 30 . The existing frame 20 is arranged so as to cover the end surface 32 a of the frame member 32 of the inner wall 30 .

(new windows)
As shown in FIG. 3, the new window 110 includes a new sash 111 formed in a frame shape, a new window main body 115 detachable from the new sash 111, and a new frame 120 formed in a frame shape. Prepare.

The new sash 111 is formed in a frame shape and arranged so as to be embedded in the opening of the outer wall 40 . The new sash 111 includes an edge portion 111a formed along the edge of the opening of the outer wall 40, an extension portion 111b extending from the edge portion 111a toward the indoor side, and a stepped portion 111c provided at the tip of the extension portion 111b. and have

An L-shaped metal fitting 161 is attached to the edge portion 111 a of the new sash 111 as a fixing metal fitting for attaching the new sash 111 to the frame member 51 . The edge portion 111a of the newly installed sash 111 is attached to the frame member 51 via the L-shaped fitting 161 from the outside with the screws 190A.

The extended portion 111b of the new sash 111 is attached to the frame member 51 with screws 190B. The stepped portion 111c of the new sash 111 is attached to the new frame 120 with screws 190C. The extended portion 111b of the new sash 111 has a depth L2 longer than the depth L1.

A gasket 52 having a plurality of lips 52a is arranged between the edge 111a of the new sash 111 and the outer wall 40 .

The new window main body 115 is a double sliding window of double glass, and is movable along rails provided on the extension portion 111 b of the new sash 111 .

The new picture frame 120 is made of wood and has a frame shape, for example. The new picture frame 120 is formed to have an L-shaped cross section with a front portion 120a and a depth portion 120b extending from the front portion 120a toward the outside.

The front portion 120a forms the front portion of the new 120 picture frame. The front portion 120a has a width W2 that is longer than the width W1.

The depth portion 120 b forms the depth portion of the new frame 120 . The depth portion 120b has a depth N2 that is shorter than the depth N1. The sum of the depth L1 of the extension portion 11b of the existing sash 11 and the depth N1 of the depth portion 20b of the existing frame 20 is the depth L2 of the extension portion 111b of the new sash 111 and the depth N2 of the depth portion 120b of the new frame 120. The depth N2 of the depth portion 120b of the new frame 120 can be adjusted so as to be the same as the sum of .

The new picture frame 120 is arranged so that the wallpaper 33 is sandwiched between the front part 120 a and the frame material 32 of the inner wall 30 . The new picture frame 120 is arranged so as to cover the cut surface 132a of the frame member 32 of the inner wall 30, and is attached to the frame member 32 of the inner wall 30 with screws 190D as frame fixing means. The screw 190D is preferably a cosmetic screw.

[How to replace the window]
FIG. 4 is an explanatory diagram for explaining the gasket removing process of the window replacement method of the first embodiment. FIG. 5 is an explanatory diagram for explaining the opening forming process and the existing sash removing process of the window replacement method of the first embodiment. FIG. 6 is an explanatory diagram for explaining the existing sash removal process of the window replacement method of the first embodiment. FIG. 7 is an explanatory diagram for explaining the existing frame removal process of the window replacement method of the first embodiment. FIG. 8 is an explanatory diagram for explaining the new frame mounting process of the window replacement method of the first embodiment. FIG. 9 is an explanatory diagram for explaining a new sash mounting process of the window replacement method of the first embodiment. 10A and 10B are explanatory diagrams for explaining a gasket mounting process in the window replacement method of the first embodiment. FIG. The method for replacing the window of the first embodiment will be described below with reference to FIGS. 4 to 10. FIG.

(Gasket removal process)
In the gasket removal step, as shown in FIG. 4, the gasket 52 embedded in the gap between the edge 11a of the existing sash 11 and the outer wall 40 is removed. The removed gasket 52 is temporarily fixed to the outer wall 40 by, for example, curing tape.

(Opening process)
In the opening forming step, as shown in FIG. 5, an opening 11d is formed in the outdoor side surface of the edge 11a of the existing sash 11 . The opening 11d is formed using, for example, a bamboo shoot drill or the like. The opening 11d is formed in a portion corresponding to the mounting position of the rivet 90A.

(existing sash removal process)
In the existing sash removal process, as shown in FIG. 5, for example, an electric drill D1 is inserted into the opening 11d and pressed against the rivet 90A to remove the rivet 90A. At this time, the lubricant may be applied around the rivet 90A using a lubricating spray.

Next, the existing window main body 15 is removed from the existing sash 11, and the screws 90B and 90C are removed. Next, as shown in FIG. 6, the existing sash 11 is removed. Next, a waterproof tape T is attached from the outside to the through hole 51a of the frame member 51 to which the rivet 90A was attached.

(existing frame removal process)
In the existing picture frame removal process, as shown in FIG. 7, for example, an electric saw (jigsaw) D2 is used to cut the edge material 32 of the inner wall 30 . The edge member 32 is cut near the end of the front portion 20 a of the existing frame 20 .

At this time, the cutting edge of the electric saw D2 is slanted toward the end surface 32a of the edge material 32 (rightward in FIG. 7) with respect to the thickness direction of the edge material 32, and the edge material 32 is cut. The cut end of the edge member 32 constitutes an inclined cut surface 132a. Note that the existing frame 20 may be cut when cutting the edge material 32 . This prevents the cutting edge of the electric saw D2 from hitting the frame member 51 and damaging the frame member 51 . Next, the existing frame 20 is removed.

(New picture frame installation process)
In the new frame attachment step, as shown in FIG. 8, the cut surface 132a of the frame member 32 is arranged to be covered with the new frame 120, and attached to the frame member 32 of the inner wall 30 from the indoor side with screws 190D.

(New sash installation process)
In the new sash mounting step, as shown in FIG. 9, the edge portion 111a of the new sash 111 is mounted to the frame member 51 via the L-shaped metal fittings 161 with screws 190A. Also, the extended portion 111b of the newly installed sash 111 is attached to the frame member 51 with a screw 190B. Also, the stepped portion 111c of the new sash 111 is attached to the new frame 120 with screws 190C. Next, the new window body 150 is attached to the new sash 111 .

(Gasket installation process)
In the gasket mounting step, as shown in FIG. 10, the gasket 52 temporarily fixed to the outer wall 40 is embedded in the gap between the edge portion 111a of the newly installed sash 111 and the outer wall 40 . At this time, the gasket 52 is arranged so as to cover the L-shaped fitting 161 and the screw 190A.

The existing window 10 is replaced with the new window 110 through the above steps.

Next, the effects of the window replacement method and the window mounting structure of the first embodiment will be described. The window replacement method of Example 1 is a window replacement method for replacing the existing window 10 with a new window 110 . This window replacement method includes an opening forming step of forming an opening 11d in the existing sash 11, and removing the existing sash fixture (rivet 90A) that attaches the existing sash 11 to the frame member 51 through the opening 11d, and removing the existing sash. 11, an existing frame removing process of cutting the inner wall 30 and removing the existing frame 20, a new frame attaching process of attaching the new frame 120 to the inner wall 30, and the new sash 111 to the frame material 51. (Figs. 4 to 10).

Thereby, the existing sash 11 and the existing frame 20 can be replaced with the new sash 111 and the new frame 120 without repairing the gypsum board 31 of the inner wall 30 or replacing the wallpaper 33 . Therefore, the existing sash 11 and the existing frame 20 can be replaced with the new sash 111 and the new frame 120 while using the existing inner wall 30 . As a result, replacement work for replacing the existing window 10 with the new window 110 can be simplified.

In the window replacement method of Example 1, the width W2 of the new frame 120 is larger than the width W1 of the existing frame 20 (FIGS. 2 and 3).

As a result, the existing sash 11 can be replaced with a new sash 111 having the same size in the width direction and height direction. Also, the cut surface 132 a of the inner wall 30 can be covered with the new frame 120 . Therefore, the cut surface 132a of the inner wall 30 does not need to be repaired. As a result, replacement work for replacing the existing window 10 with the new window 110 can be simplified.

In the window replacement method of Example 1, the depth N2 of the new frame 120 can be adjusted according to the depth L2 of the new sash 111 (Fig. 3).

Thereby, according to the depth L2 of the new sash 111, the depth N2 of the new frame 120 can be adjusted. Therefore, for example, when replacing the existing sash 11 of single glass with the new sash 111 of double glass, the position of the existing sash 11 and the position of the new sash 111 with respect to the surface of the outer wall 40 can be the same. Further, the position of the existing frame 20 and the position of the new frame 120 with respect to the surface of the inner wall 30 can be the same. As a result, the same appearance can be obtained before and after the replacement of the existing window 10 with the new window 110.例文帳に追加

The window mounting structure of Example 1 is a window mounting structure in which a new sash 111 and a new frame 120 are mounted at a place where the existing sash 11 and the existing frame 20 have been removed. This window mounting structure includes a fixing metal fitting (L-shaped metal fitting 161) for fixing the new sash 111 to the frame member 51, and a sealing material (gasket 52) arranged so as to cover the fixing metal fitting (L-shaped metal fitting 161). , (FIG. 3).

As a result, the fixing bracket (L-shaped bracket 161) can be hidden by the sealing material (gasket 52). Therefore, it is possible to obtain a good-looking appearance.

In the window mounting structure of Example 1, the new frame 120 is fixed to the inner wall 30 by frame fixing means (screws 190D) (Fig. 3).

Thereby, the cut surface 132 a of the existing inner wall 30 can be covered with the new frame 120 . Therefore, there is no need to repair the cut surface 132 a of the existing inner wall 30 . As a result, window installation work can be simplified.

The window replacement method and window mounting structure of the present disclosure have been described above based on the first embodiment. However, the specific configuration is not limited to this embodiment, and design changes, additions, and the like are permitted as long as they do not depart from the gist of the invention according to each claim.

Embodiment 1 shows an example in which the gasket 52 is reused when replacing the existing window 10 with the new window 110 . However, when replacing the existing window 10 with the new window 110, a new gasket may be used.

Embodiment 1 shows an example in which the gasket 52 is used as the sealing material. However, as a sealing material, a caulking agent may be filled.

In Example 1, an example in which the edge portion 111a of the newly installed sash 111 is fixed to the frame member 51 by the L-shaped fitting 161 is shown. However, a hole may be formed in the new sash, and a screw may be inserted through the hole to fix the edge of the new sash to the frame member. In this case, a cap as a sealing material may be provided in the hole of the new sash.

Example 1 shows an example in which the present invention is applied to a unit building. However, the present invention is also applicable to general steel-framed buildings, conventionally constructed buildings, and two-by-four buildings.

REFERENCE SIGNS LIST 10 existing window 11 existing sash 11d opening 20 existing frame 30 inner wall 51 frame material 52 gasket (an example of sealing material)
90A rivet (an example of an existing sash fixture)
110 new window 111 new sash 120 new frame 161 L-shaped bracket (an example of a fixing bracket)
190D screw (an example of frame fixing means)

Claims (3)

A window replacement method for replacing an existing window with a new window,
an opening forming step of forming an opening in the existing sash;
an existing sash removing step of removing the existing sash by removing the existing sash fixture that attaches the existing sash to the frame member through the opening, and removing the existing sash;
an existing frame removing step of cutting the inner wall and removing the existing frame;
A new frame mounting step of mounting a new frame on the inner wall;
and a new sash attaching step of attaching a new sash to the frame member. The window replacement method according to claim 1, wherein the width of the new frame is larger than the width of the existing frame. The window replacement method according to claim 1 or 2, wherein the depth of the new frame is adjustable in accordance with the depth of the new sash.

Images