JP6937565B2 - Refurbished sash and construction method of refurbished sash - Google Patents

Description

The present invention relates to a refurbished sash to be installed on an existing sash when remodeling a building such as a house, and a method of constructing the refurbished sash.

Conventionally, when remodeling a sash, a new frame, which is a frame of a refurbished sash, which is a new sash, is directly fixed to an existing frame or a skeleton, which is a frame of an existing sash, with a fixture such as a screw. Moreover, in the refurbished sash described in Patent Document 1, the existing frame is covered by covering the surface of the outdoor side end portion of the existing frame with the new frame.

Japanese Unexamined Patent Publication No. 2016-98543

However, when positioning and fixing the new frame, since the existing frame has various shapes, the fixing position and the fixed shape cannot be determined in advance. Therefore, it is conceivable to bring the new frame into contact with the outdoor side end face of the existing frame for positioning, but if a shutter or grid is installed on the outdoor side of the existing frame, the shutter or grid will be installed when the new frame is installed. There was a drawback that it could not be installed because it interfered with such things.

Therefore, an object of the present invention is to provide a refurbished sash and a method of constructing a refurbished sash so that a new frame can be installed without interfering with a shutter or a grid installed outside the existing frame.

In order to achieve the above object, the refurbished sash according to the present invention includes an attachment fixed to an existing frame attached to an opening of a wall portion and a new frame connected to the attachment and fixed inside the existing frame. , wherein the attachment includes a positioning member and the mounting member of the newly frame, an outdoor-side end portion of the new frame is anticipated direction same position or prospective direction ya respect outdoor side end portion of the existing frame by the positioning member It is characterized by being located inside.
According to the present invention, the attachment is fixed to the inside of the existing frame, and the new frame is fixed to the inside of the attachment. Since the outdoor side end of the new frame does not cover the existing frame, the new frame is attached to the attachment. It can be easily positioned and fixed by inserting it inside.

If the outdoor side end portion of the new設枠was placed prospective direction indoor side of the outdoor-side end portion of the existing frame, new frame can be fixed to the attachment without protruding to the outside side of the existing frame, the existing shutters and surface grating The new frame does not interfere with such things.

When inserting the new frame on the inner side with respect to A Attachment can abut against the new frame to the positioning member to position so as not to protrude from the existing frame, further secure the new frame in this position to the mounting member can do.

Further, the attachment may be configured so that the positioning member and the mounting member of the new frame are integrally formed.
In the present invention, the new frame can be inserted inside the attachment to be positioned on the positioning member and fixed to the mounting member.

Further, it is preferable that the attachment and the new frame are provided on each of the four circumferences of the existing frame provided at the opening.
By attaching attachments to the four circumferences of the existing frame provided at the opening and then attaching the new frame to the four circumferences, a new shoji can be attached to the inside of the new frame.

Further, the outdoor side end of the existing frame may be provided with a cover member that covers the existing frame and the boundary with the new frame.
Since the outdoor side end of the new frame is installed so as not to cover the existing frame, the outdoor side end of the existing frame is exposed to the outside, but the cover member is fixed so as to cover the outdoor side end of the existing frame, so the design In addition to having good properties and ensuring aesthetics, the cover member covers the boundary with the new frame, so that it is possible to prevent rainwater or the like from entering from the boundary between the existing frame and the new frame.

Construction method of renovation sash according to the present invention is a method of constructing the renovation sash mounting the new frame to the existing frame provided in the opening of the building, the attachment includes a positioning member and the mounting member of the newly frame, existing frame in the step of fixing the attachment, and a step of fixing the new frame to the attachment, and the positioning of Thus the new frame to the positioning member provided in the attachment by inserting a new frame on the inside of the attachment, the attachment member fixed and the new frame and the attachment, in a state of attaching the new frame on the attachment, the outdoor-side end portion of the new frame is anticipated direction same position or prospective direction indoor side against the outdoor side end of the existing frame It is characterized by being installed in such a manner.
According to the present invention, the attachment is fixed inside the existing frame provided in the opening, the new frame is inserted inside the attachment and positioned on the positioning member provided in the attachment, and the new frame is fixed to the attachment. Since the outdoor end of the new frame does not cover the existing frame, the new frame can be easily positioned and fixed inside the attachment. Then, a shoji can be attached to the inside of the new frame.

According to the refurbished sash according to the present invention and the construction method thereof, since the new frame does not cover the outdoor side end face of the existing frame, the new frame can be easily positioned and fixed to the existing frame via the attachment, and the existing shutters and grids can be easily positioned and fixed. It is possible to prevent interference with such things.

It is an exploded perspective view which shows the schematic structure of the refurbished sash by embodiment of this invention. It is a vertical sectional view of the refurbished sash according to an embodiment. It is a cross-sectional view of the refurbished sash according to the embodiment. It is an enlarged view of the upper frame part of the refurbished sash shown in FIG. It is an enlarged view of the upper frame attachment shown in FIG. It is an enlarged view of the lower frame part of the refurbished sash shown in FIG. It is an enlarged view of the lower frame attachment shown in FIG. It is an enlarged view of the vertical frame part of the refurbished sash shown in FIG.

Hereinafter, the refurbished sash (joining fitting) and the method of constructing the refurbished sash according to the embodiment of the present invention will be described with reference to FIGS. 1 to 6.
The refurbished sash 1 according to the present embodiment shown in FIG. 1 is a refurbished sash provided in the opening 3 of the wall portion 2 that separates the interior and the outdoor of the building. In the renovation of the refurbished sash 1, the existing shoji (not shown) stored in the existing sash 5 has been removed, and the sash frame 6 (hereinafter referred to as the existing frame 6) of the existing sash 5 has been left unremoved. It is done in. In the present embodiment, a frame 27 is provided along the edge of the opening 3 on the indoor side of the existing frame 6 (see FIGS. 2 and 3).
The existing frame 6 is composed of an existing upper frame 7 and an existing lower frame 8 extending in the finding direction (horizontal direction along the wall portion 2), and a pair of left and right existing vertical frames 9 and 10 arranged in the vertical direction. It has a quadrangular frame.

The newly installed refurbished sash 1 includes a sash frame 12 (hereinafter referred to as a new frame 12), a new external sash 25 and an internal sash 26 housed in the sash frame 12 (see FIGS. 2 and 3), and an existing frame 6. It has an attachment 13 which is fixed to and is connected to the new frame 12. The new frame 12 has a quadrangular frame including a new upper frame 15 and a new lower frame 16 extending in the finding direction, and a pair of left and right new vertical frames 17 and 18 arranged on the left and right in the vertical direction. There is.

The attachment 13 includes an upper frame attachment 20 which is fixed to the existing upper frame 7 and the new upper frame 15 is connected to the inside, and a lower frame attachment 21 which is fixed to the existing lower frame 8 and the new lower frame 16 is fixed to the inside. The vertical frame attachment 22 is fixed to one existing vertical frame 9 and one new vertical frame 17 is connected to the inside, and the other new vertical frame 18 is fixed to the other existing vertical frame 10 and connected to the inside. It has a vertical frame attachment 23 to be attached.
Further, an airtight material (not shown) for airtightening between the existing frame 6 and the new frame 12 is installed.

Next, the structure of the refurbished sash 1 according to the embodiment will be specifically described with reference to FIGS. 2 to 6.
FIG. 2 is a vertical cross-sectional view of the refurbished sash 1, and FIG. 3 is a cross-sectional view. As shown in FIGS. 2 and 3, a shoji composed of an outer shoji 25 and an inner shoji 26 is installed in a new frame 12 having a quadrangular frame shape so as to be openable and closable. A frame 27 is installed on the indoor side of the existing frame 6.
The outer sash 25 and the inner sash 26 are multi-layer sashes formed of a metal stile such as an aluminum alloy and a resin stile installed on the indoor side thereof, respectively. The outer sash 25 and the inner sash 26 each house a double glazing such as a double glazing. Since the conventional outer sash and the inner sash housed in the existing frame 6 are, for example, single-layer glass, the heat insulating property can be improved by refurbishing the refurbished sash 1.

As the refurbished sash 1, first, the structures of the upper frame attachment 20 and the new upper frame 15 installed on the existing upper frame 7 of the existing frame 6 will be described with reference to FIGS. 4 and 5.
In the enlarged view of the upper frame shown in FIG. 4, the existing upper frame 7 has a stepped shape, a frame 27 is installed on the stepped portion 7a on the indoor side and fixed with screws, and the outdoor side end portion is a newly installed external screen 25. An existing screen door guide rail 7b that is bent toward the side and extends downward is formed. The existing screen door guide rail 7b of the existing upper frame 7 forms an outdoor side end, and the existing external guide rail 7c for the existing shoji that has already been removed between the existing screen door guide rail 7b and the stepped portion 7a, the existing one. The inner guide rail 7d hangs downward at predetermined intervals.

The upper frame attachment 20 includes an upper frame mounting member 29 for connecting the new upper frame 15 and an upper frame positioning block 34 for positioning the new upper frame 15. The upper frame mounting member 29 has, for example, a first member 31 and a second member 32 made of a metal plate. The first member 31 and the second member 32 are fixed to the existing upper frame 7 in a connected state, and the connecting position can be adjusted within a predetermined range in the prospective direction.
In the present embodiment, a plurality of sets of one first member 31 and one second member 32 are fixed to the existing upper frame 7 at intervals in the finding direction.

FIG. 5 shows an enlarged view of the upper frame attachment 20. The first member 31 of the upper frame mounting member 29 has a substantially staircase-shaped portion, and the first connecting portion 31a on the outdoor side on the upper stage side and the second connecting portion 31a on the indoor side on the lower stage side are connected to the second member 32. It has 31b and. Between the first connecting portion 31a and the second connecting portion 31b, there is a receiving portion 31c that receives the existing inner guide rail 7d, and an inner fixing portion 31d that is screw-fixed to the existing inner guide rail 7d in the vicinity of the receiving portion 31c. ing. Moreover, the first connecting portion 31a has a plurality of (for example, two) screw holes, and one of the screw holes is selected in the prospective direction according to the difference in the dimensions of the existing upper frame 7 and fixed with the screw n. It is possible.

The second member 32 has a substantially J-shaped cross section, and receives the first connecting portion 32a, which is provided in the upper stage and can be connected to the first connecting portion 31a of the first member 31, and the existing outer guide rail 7c. The second connection of the lower stage which connects the portion 32b, the outer fixing portion 32c which is screw-fixed to the existing outer guide rail 7c in the vicinity of the receiving portion 32b, and the second connecting portion 31b on the lower stage side of the first member 31 with a screw n or the like. It has a part 32d. Moreover, the second connecting portion 32d is formed with an elongated hole, and the position can be adjusted in the prospective direction when the second connecting portion 31b of the first member 31 is connected with the screw n.

Therefore, the upper frame mounting member 29 is screw-fixed through the selected screw hole of the first connecting portion 31a of the first member 31 and the elongated hole of the first connecting portion 32a of the second member 32, and is screw-fixed to the second member 32. (2) The elongated hole of the connecting portion 32d and the second connecting portion 31b of the first member 31 are screw-fixed. As a result, the first member 31 and the second member 32 can be positioned and connected to each other in the prospective direction. Moreover, when the upper frame mounting member 29 is fixed to the existing upper frame 7, the inner fixing portion 31d of the first member 31 is screw-fixed to the existing inner guide rail 7d, and the outer fixing portion 32c of the second member 32 is fixed to the existing outer guide. Screw it to the rail 7c.
Further, the upper frame positioning block 34 is fixed to the outdoor side of the existing outer guide rail 7c provided on the existing upper frame 7 of the existing frame 6. The upper frame positioning block 34 may be fixed to the existing upper frame 7 with screws, or may be fixed with double-sided tape or the like. Instead of the configuration in which the positioning block 34 is provided, a configuration in which the outdoor side portion of the second member 32 is extended in the outdoor direction to provide the positioning surface may be adopted.

Then, on the lower side of the upper frame attachment 20, the new upper frame 15 of the new frame 12 is fixed to the second member 32 (mounting member) of the upper frame mounting member 29 by screwing or the like. The new upper frame 15 has a base portion 15a extending in the prospective direction, and at the outdoor side end, a positioning portion 15b and an existing screen door guide rail that are positioned in contact with the outdoor side positioning surface 34a (positioning member) of the upper frame positioning block 34 and an existing screen door guide rail. An outdoor side end portion 15c extending substantially flush with 7b is branched from each other and formed upward.
Further, a new screen door guide rail 15d extending downward is formed at the outdoor side end of the base portion 15a, and a new external guide rail 15e and a new internal guide rail 15f are sequentially formed on the indoor side in the prospective direction thereof. ing.

Further, a resin angle 35a is fixed to the indoor side end of the new upper frame 15, and the angle 35a extends from the indoor side end of the base portion 15a to the outdoor side in the prospective direction to the new inner guide rail 15f. It covers the inner surface and the lower end. On the other hand, at the indoor end of the angle 35a, a resin angle cover 35 that covers the gap between the angle 35a and the frame 27 is installed, and the angle 35a and the angle cover 35 are fixed with screws. Further, the indoor side end 35b of the angle cover 35 is in contact with the lower surface of the frame 27, and the indoor side end 35b is locked to the frame 27 by an auxiliary member 37 fixed with a screw n.
The base portion 15a of the new upper frame 15 is fixed to the second member 32 of the upper frame mounting member 29 described above with screws n. If a gap is created between the existing upper frame 7 and the new upper frame 15 depending on the shape, dimensions, fixed portion, etc. of the existing upper frame 7 and the new upper frame 15, the spacer 36 that fills this gap is 1 or A plurality of sheets are installed in a laminated state, and the new upper frame 15 and the second member 32 are fixed with screws n through these spacers 36.

The existing screen door guide rail 7b forming the outdoor side end of the existing upper frame 7 is covered with the upper frame cover member 38 and fixed by the screw n. The upper frame cover member 38 has a locking portion provided on the back surface of the upper frame cover member 38 fitted in the opening of the receiving portion 38a which is screw-fixed to the existing screen door guide rail 7b. Other cover members, which will be described later, have a similar configuration. The upper frame cover member 38 is arranged so as to cover the existing screen door guide rail 7b and also cover the boundary between the new upper frame 15 and the outdoor side end portion 15c. As a result, the old screen door guide rail 7b is covered to ensure the aesthetic appearance, and the boundary between the existing screen door guide rail 7b and the outdoor side end 15c of the new upper frame 15 is also covered, so that rain or the like infiltrates from this boundary. Can be prevented.
Further, in the new screen door guide rail 15d installed in the new upper frame 15, a groove-shaped rail receiver 39a formed on the upper rail of the new screen door 39 is formed for steady rest. Similarly, the rail receiver 25a of the outer sash 25 that receives the new outer guide rail 15e of the new upper frame 15 is formed, and the rail receiver 26a of the inner sash 26 that receives the new inner guide rail 15f is formed.

Next, the construction method of the refurbished sash 1 for fixing the new upper frame 15 in the refurbished sash 1 according to the present embodiment to the existing upper frame 7 will be described with reference to FIGS. 4 and 5.
First, the existing external and internal shoji are removed from the existing frame 6. Then, the first member 31 of the upper frame mounting member 29 is fixed inside the existing upper frame 7. That is, the existing inner guide rail 7d is received by the first receiving portion 31c of the first member 31, and the inner fixing portion 31d and the existing inner guide rail 7d are fixed with the screw n. Further, the second member 32 is attached to the lower side of the first member 31, and the first connecting portion 31a and the first connecting portion 32a are fixed with screws. At that time, one of a plurality of screw holes formed in the first connecting portion 31a is selected according to the dimensions of the existing upper frame 7 and the like, and the screw n is tightened by adjusting the position with the elongated hole of the first connecting portion 32a. ..

Then, the receiving portion 32b of the second member 32 receives the existing outer guide rail 7c, and the outer fixing portion 32c screwes the screw n into the existing outer guide rail 7c to fix it. Further, the second connecting portion 31b and the second connecting portion 32d of the first member 31 are fixed with screws n or the like. At that time, since the second connecting portion 32d is an elongated hole, the fixing position of the second member 32 with respect to the first member 31 can be adjusted within the range of the elongated hole.

Next, the new upper frame 15 is inserted from the outdoor side to the indoor side in the prospective direction on the lower side of the second member 32 to be connected and fixed to the upper frame mounting member 29. At that time, positioning is performed by bringing the positioning portion 15b provided on the outdoor side of the newly installed upper frame 15 into contact with the positioning surface 34a of the upper frame positioning block 34. As a result, the outdoor side end portion 15c branched from the positioning portion 15b is held flush with the lower side of the existing screen door guide rail 7b of the existing upper frame 7.
Next, the base portion 15a extending indoors in the prospective direction of the new upper frame 15 is screw-fixed to the second member 32 of the upper frame mounting member 29, but if there is a gap between the new upper frame 15 and the second member 32, a spacer is used. It comes into contact with the second member 32 via the 36 and is fixed to each other by the screw n.

The indoor side of the upper frame attachment 20 and the new upper frame 15 is covered with a resin angle cover 35 as a new resin upper frame. That is, the angle 35a is fixed to the new upper frame 15 in advance, and the angle cover 35 is different from the indoor side in a state of being assembled in all directions with the angle cover 46 on the lower frame side and the angle cover 59 on the vertical frame, which will be described later. Be included. Then, the angle 35a and the angle cover 35 are fixed with the screw n. The auxiliary member 37 is fixed to the contact portion between the indoor side end portion 35b of the angle cover 35 and the frame 27 with screws n. Then, the indoor side end portion 35b of the angle cover 35 is brought into contact with the frame 27 and is locked to the auxiliary member 37 provided on the indoor side thereof.
There may be a gap between the indoor side end portion 35b and the frame 27, and in that case, the gap can be hidden by the auxiliary member 37.
The upper frame cover member 38 is fixed to the outdoor side of the existing screen door guide rail 7b forming the outdoor side end of the existing upper frame 7 with screws n. At that time, the upper frame cover member 38 covers the existing screen door guide rail 7b and also covers the outdoor side end portion 15c of the new upper frame 15. As a result, the existing screen door guide rail 7b is covered to ensure the aesthetic appearance, and the boundary between the existing screen door guide rail 7b and the outdoor side end portion 15c of the new upper frame 15 is also covered so that rainwater or the like can enter from this boundary. Can be prevented.

Next, the structures of the lower frame attachment 21 and the new lower frame 16 installed in the existing lower frame 8 will be described with reference to FIGS. 6 and 7.
The existing lower frame 8 has a shape that descends downward from the indoor side end 8a fixed to the frame 27 with screws n or the like toward the existing outdoor side end 8b. The existing outdoor side end portion 8b forms a substantially vertical end face. The existing screen door rail 8d, the existing outer rail 8e, and the existing inner rail 8f are sequentially formed on the inclined surface 8c between the indoor side end portion 8a and the existing outdoor side end portion 8b at predetermined intervals from the outdoor side. ..
The lower frame attachment 21 is composed of, for example, a first member 41 and a second member 42 made of a metal plate. The plate-shaped stopper portion 40 provided on the indoor side of the first member 41 is fixed to the frame 27 with screws n. The indoor side end of the second member 42 is locked to the stopper piece of the stopper portion 40 provided on the first member 41. The first member 41 has a seating receiving portion 41b having a substantially L-shaped cross section in which the horizontal surface portion 41a on the rear end side extends to the outdoor side, is bent at a substantially right angle, extends downward, and is further bent at a substantially right angle. Then, the seating receiving portion 41b is seated on the top of the existing inner rail 8f and locked.

The second member 42 has a horizontal surface portion 42a that partially overlaps the horizontal surface portion 41a of the first member 41 and extends horizontally to the outdoor side, a step portion 42b that is bent downward, and a mounting portion 42c that further extends in the horizontal direction. There is. The horizontal surface portion 42a of the second member 42 has an elongated hole formed at a portion overlapping the horizontal surface portion 41a of the first member 41, and is connected and fixed by a screw n. Moreover, at the time of connection, the position of the second member 42 can be adjusted in the prospective direction within the range of the elongated hole with respect to the first member 41.
Further, for example, a metal support block 43 is installed on the outdoor side surface of the existing outer rail 8e on the inclined surface 8c of the existing lower frame 8, and is fixed with double-sided tape, an adhesive, screws, or the like. A metal height adjusting member 44 is installed on the upper surface of the support block 43. The height adjusting member 44 has an adjusting screw 44a and an abutting recess 44b that meshes the adjusting screw 44a, and the lower end surface of the abutting recess 44b is in contact with the upper surface of the support block 43. Then, the height of the height adjusting member 44 can be adjusted by screwing and adjusting the adjusting screw 44a.

A new lower frame 16 is installed above the second member 42 of the lower frame attachment 21 and is fixed to the second member 42. An angle cover 46 made of resin or the like is engaged with the indoor side end of the new lower frame 16, and the angle cover 46 is locked by an auxiliary member 47.
The angle cover 46 is a member extending in the finding direction, and its indoor side surface is locked to an auxiliary member 47 fixed to the frame 27 with screws n. The angle cover 46 includes a hollow hollow portion 46a arranged on the lower side, a fitting receiving portion 46b formed on the outdoor side of the hollow portion 46a, and an angle 46c extending from the fitting receiving portion 46b to the newly installed lower frame 16. And have. The angle 46c is locked to a protrusion formed on the base portion 16a of the newly installed lower frame 16 and covers the fitting receiving portion 46b.

The new lower frame 16 includes a base portion 16a arranged directly above the lower frame attachment 21 fixed to the existing lower frame 8, an outdoor side end portion 16b protruding downward from the outdoor side end portion of the base portion 16a, and a base portion 16a. The new screen door rail 16c projecting upward from the vicinity of the outdoor side end portion 16b, the new external rail 16d projecting upward on the indoor side of the new screen door rail 16c, and the new external rail 16d projecting upward further on the indoor side. It is equipped with a new internal rail 16e.
The outdoor side end portion 16b is preferably installed substantially flush with the existing outdoor side end portion 8b of the existing lower frame 8, but may project outward as long as it does not interfere with the existing shutter or grid.
Further, a cover locking portion 16f projecting upward from the indoor side end portion of the newly installed inner rail 16e at the indoor side end portion is installed, and the cover locking portion 16f is fitted with the fitting receiving portion 46b of the angle cover 46. ing.

Further, the new screen door rail 16c and the new outer rail 16d are installed on the outdoor side of the existing screen door rail 8d and the existing outer rail 8e, respectively, and the new inner rail 16e is installed on the indoor side of the existing inner rail 8f.
On the new screen door rail 16c installed in the new lower frame 16, a screen door wheel 48 provided in the groove-shaped lower rail receiver 39b formed on the lower rail of the new screen door 39 is mounted so as to be able to travel. Similarly, the outer door wheel 49 is movably mounted in the lower rail receiver 25b of the outer sash 25 that receives the new outer rail 16d of the new lower frame 16, and the lower rail receiver 26b of the inner sash 26 that accepts the new inner rail 16e. The inner door car 50 is placed inside so that it can run.

In the new lower frame 16, for example, a stepped locking step portion 16g branched below the base portion 16a is formed between the new outer rail 16d and the new inner rail 16e at an appropriate position in the longitudinal direction of the base portion 16a. ing. The locking step portion 16g is supported by the mounting portion 42c of the second member 42, and either or both of the step portion 42b of the second member 42 and the surface (positioning member) hanging from the outdoor side end portion of the mounting portion 42c. By contacting one side, it can be positioned and held in contact.

The lower frame cover member 52 is fixed to the outdoor side of the existing outdoor side end 8b of the existing lower frame 8 with screws n or the like, and covers the existing outdoor side end 8b, so that the aesthetic appearance can be ensured. In this embodiment, the lower frame cover member 52 does not extend to the boundary with the outdoor side end portion 16b of the newly installed lower frame 16. Therefore, there is a possibility that rain or the like may infiltrate from this boundary, but the inside of the existing outdoor side end 8b of the existing lower frame 8 is an ascending inclined surface 8c, and the existing screen door rail 8d stands up inside. Therefore, it is possible to prevent further intrusion of rainwater. However, the lower frame cover member 52 may be extended to a position that covers the boundary between the newly installed lower frame 16 and the outdoor side end portion 16b.

Next, the construction method of the refurbished sash 1 for fixing the new lower frame 16 in the refurbished sash 1 according to the present embodiment to the existing lower frame 8 will be described with reference to FIGS. 6 and 7.
First, with the existing outer and inner sashes removed from the existing frame 6, the seating receiving portion 41b of the first member 41 is locked to the top of the existing inner rail 8f, and the stopper portion 40 of the first member 41 is engaged. It is fixed to the indoor side end 8a of the existing lower frame 8.
Next, the second member 42 is inserted from the outdoor side along the horizontal plane portion 41a of the first member 41 and locked to the stopper piece of the stopper portion 40. At this time, the mounting portion 42c of the second member 42 is located on the adjusting screw 44a of the height adjusting member 44, and the adjusting screw 44a is tightened to the contact recess 44b so that the mounting portion 42c forms a substantially horizontal plane. Adjust the amount of filling.

Next, the new lower frame 16 is inserted from the outdoor side into the upper part of the second member 42 of the lower frame attachment 21. Then, the locking step portion 16g of the newly installed lower frame 16 is positioned by abutting on both or one of the step portion 42b of the second member 42 and the surface hanging from the outdoor side end portion of the mounting portion 42c. Be retained. Next, the new lower frame 16 can be fixed to the lower frame attachment 21 by connecting and fixing the base portion 16a (mounting member) of the new lower frame 16 and the horizontal surface portion 42a of the second member 42 with screws n. The outdoor side end 16b, which is the outdoor side end of the new lower frame 16, is substantially flush with the existing outdoor side end 8b of the existing lower frame 8.
Further, the angle cover 46 is inserted from the indoor side in a state of being assembled in all directions with the angle cover 35 on the upper frame side and the angle cover 59 on the vertical frame. The angle 46c of the angle cover 46 is locked in advance to the new lower frame 16, and the cover locking portion 16f is fitted with the fitting receiving portion 46b of the angle cover 46. Then, the angle 46 and the angle cover 46a are fixed with the screw n.
Next, the newly installed inner sash 26 and the outer sash 25 can be sequentially fitted into the new inner rail 16e and the new outer rail 16d, and finally the new screen door 39 can be fitted into the new screen door rail 16c. The existing lower frame 8 can be hidden by fixing the lower frame cover member 52 to the existing outdoor side end portion 8b of the existing lower frame 8 with screws n.

Next, the structures of the vertical frame attachments 22 and 23 and the new vertical frames 17 and 18 installed in the existing vertical frames 9 and 10 will be described with reference to FIG. Since the structures of the existing vertical frames 9 and 10, the vertical frame attachments 22 and 23, and the new vertical frames 17 and 18 appear substantially symmetrical, the vertical frame structure on one side shown in FIG. 8 will be described as a representative.
The existing vertical frame 9 has a shape that widens, for example, in a step shape from the indoor side end portion 9a fixed to the frame 27 with screws n or the like toward the existing outdoor side end portion 9b. An inner wall frame 9c and a side wall frame 9d having a substantially L-shaped cross section are formed between the indoor side end portion 9a and the existing outdoor side end portion 9b. On the outside of the existing outdoor side end portion 9b, an end face recessed from the outside in a staircase pattern is formed.
The side wall frame 9d is formed by projecting a branch frame 9e in a direction substantially orthogonal to each other on the way, and a vertical frame such as a sponge having a quadrangular cross section is water-stopped in an outdoor area surrounded by the side wall frame 9d and the branch frame 9e. The material 55 is fixed.

The vertical frame attachment 22 is made of, for example, a metal plate, has a substantially U-shaped cross section, and has different lengths at both ends. It is formed by a second member 22b and a bottom portion 22c between the first and second members 22a and 22b. The first member 22a is set to have a length shorter than that of the second member 22b, and is fixed to the side wall frame 9d by, for example, a screw n in a positioned state in contact with the branch frame 9e.

The new vertical frame 17 is formed in a substantially L-shaped cross section by a positioning frame portion 17a (positioning member) extending in the finding direction on the outdoor side and a mounting frame portion 17b (mounting member) extending in the prospective direction. The positioning frame portion 17a is formed flush with the existing outdoor side end portion 9b of the existing vertical frame 9, and is positioned in contact with the tip surface of the second member 22b of the vertical frame attachment 22. The tip of the positioning frame portion 17a is bent and inserted into the vertical frame water blocking material 55, and the remaining portion of the vertical frame water blocking material 55 is exposed to the outdoor side.
The mounting frame portion 17b extends indoor in the prospective direction. The mounting frame portion 17b and the second member 22b of the vertical frame attachment 22 may be in direct contact with each other, but if the dimensions of the existing vertical frame 9 and the new vertical frame 17 or the like do not match, a gap may be created. .. In that case, one or a plurality of plate-shaped spacers 56 are laminated and arranged on the surface of the mounting frame portion 17b, and are brought into contact with the second member 22b via the spacers 56. On the outdoor side of the mounting frame portion 17b, a positioning piece 17c whose thickness increases is formed so as to protrude toward the second member 22b, and the end portion of the spacer 56 is in contact with the mounting frame portion 17b for positioning.

The mounting frame portion 17b of the new vertical frame 17 is fixed to the second member 22b of the vertical frame attachment 22 with screws n either directly or via a spacer 56 in the vicinity of the outdoor side in the prospective direction. In the vicinity of the indoor side end portion in the prospective direction of the mounting frame portion 17b, the existing vertical frame 9 is fixed to the frame 27 with screws n via the indoor side end portion 9a or via the spacer 56 and the indoor side end portion 9a. ing.
Further, in the mounting frame portion 17b of the new vertical frame 17, the fin portion 57 protrudes on the opposite side to the spacer 56. The fin portion 57 is capable of contacting the end portion of the door end side vertical frame 58 of the newly installed shoji screen 26. Further, a vertical frame cover member 60 is fixed to the outdoor side of the existing outdoor side end portion 9b of the existing vertical frame 9 with screws n, and the vertical frame cover member 60 is an existing outdoor side end exposed to the outdoor side of the existing vertical frame 9. It is set to cover the portion 9b and the outer step portion, and also cover the exposed surface of the vertical frame water blocking material 55.
One of the existing vertical frame 9, the vertical frame attachment 22, and the new vertical frame 17 has the above-described configuration, and the other existing vertical frame 10, the vertical frame attachment 23, and the new vertical frame 18 also have a substantially symmetrical configuration. However, the description thereof will be omitted.

Next, a method of constructing the refurbished sash 1 for fixing the new vertical frame 17 in the refurbished sash 1 according to the present embodiment to the existing vertical frame 9 will be described with reference to FIG.
First, the vertical frame attachment 22 is fixed to the existing vertical frame 9 in a state where the existing external sash and the internal sash are removed from the existing frame 6. At this time, the tip of the first member 22a of the vertical frame attachment 22 is brought into contact with the branch frame 9e and also with the side wall frame 9d, and the first member 22a is fixed to the side wall frame 9d with screws n. As a result, the tip portion of the second member 22b on the outdoor side in the prospective direction constitutes the positioning portion.

Then, a new vertical frame 17 having a substantially L-shaped cross section is inserted from the outdoor side, and the positioning frame portion 17a of the new vertical frame 17 is brought into contact with the tip of the second member 22b of the vertical frame attachment 22 for positioning. The positioning frame portion 17a is attached so as to be flush with the existing outdoor side end portion 9b of the existing vertical frame 9. The mounting frame portion 17b of the new vertical frame 17 is installed inside the second member 22b toward the indoor side in the prospective direction.
By positioning and installing the spacer 56 on the positioning piece 17c of the new vertical frame 17, the mounting frame portion 17b comes into contact with the second member 22b via the spacer 56. The spacer 56 installed in the mounting frame portion 17b also comes into contact with the indoor side end portion 9a of the existing vertical frame 9 fixed to the indoor side frame 27. Then, the outdoor side portion of the mounting frame portion 17b is fixed to the second member 22b via the spacer 56 with screws n, and the indoor side portion is attached to the frame 27 via the spacer 56 and the indoor side end portion 9a of the existing vertical frame 9. Fix it. Moreover, the end portion of the resin angle cover 59 is screwed and fixed to the angle of the newly installed vertical frame 17 on the indoor side portion of the mounting frame portion 17b, and the indoor side end portion of the angle cover 59 is fixed to the frame 27. It is locked by the member 61.

Next, the outer sash 25 and the inner sash 26 are installed inside the mounting frame portion 17b of the new vertical frame 17, and the new screen door 39 is installed on the outdoor side thereof. In the closed state, the fin portion 57 of the new vertical frame 17 comes into contact with the end of the door end side vertical frame 58 of the internal shoji 26.
Further, the vertical frame cover member 60 is screwed to the existing building so as to cover the existing outdoor side end portion 9b of the existing vertical frame 9 exposed to the outdoor side, the outer step portion thereof, and the exposed surface of the vertical frame water blocking material 55. It is fixed to the outer end portion 9b. As a result, the old existing vertical frame 9 can be covered with the vertical frame cover member 60 to ensure the aesthetic appearance, and rainwater or the like can be collected from the positioning frame portion 17a of the new vertical frame 17 and the existing outdoor side end portion 9b of the existing vertical frame 9. It is possible to prevent the vertical frame water blocking material 55 from entering through the gap between the two.
The outer sash 25 and the inner sash 26 containing a smaller double glazing than before are installed in the new frame 12 surrounded by the new upper frame 15, the new lower frame 16, and the left and right new vertical frames 17, 18 installed in this way. It is possible to improve the heat insulating property of the refurbished sash 1.

As described above, according to the refurbished sash 1 according to the present embodiment and the refurbishing method thereof, the new upper frame 15, the new lower frame 16, and the left and right new vertical frames 17 and 18 of the new frame 12 are made of the existing frame 6 by the positioning member. It can be installed flush with the existing upper frame 7, the existing lower frame 8, and the left and right existing vertical frames 9 and 10 or on the indoor side thereof. Therefore, the outdoor side end of the new frame 12 does not cover the outdoor side end of the existing frame 6, and the new frame 12 can be easily positioned and fixed. Moreover, it is possible to prevent the shutters, surface grids, and the like provided on the existing frame 6 from interfering with the new frame 12.

Further, since the new frame 12 is attached to the existing frame 6 via the attachment 13, the new frame 12 is positioned and the refurbished sash 1 is installed in order to position and fix the new frame 12 via a positioning member provided integrally or separately with the attachment 13. It will be easier.
Moreover, since the positioning members of the attachment 13 are installed on the four circumferences of the existing frame 6, the positioning and fixing of the new upper frame 15, the new lower frame 16, and the left and right new vertical frames 17 and 18 of the new frame 12 are reliable, and the new frame It can be installed without distortion regardless of the size of 12.
Further, since the upper frame cover member 38 and the left and right vertical frame cover members 60 are installed as cover members covering the boundary between the existing frame 6 and the new frame 12 at the outdoor side end of the existing frame 6, the existing frame 6 and the new frame 12 are installed. It is possible to prevent rainwater or the like from entering from the boundary of 12. Moreover, the design including the lower frame cover member 52 is good and the aesthetic appearance can be ensured.

Although the refurbished sash 1 according to the embodiment of the present invention and the construction method thereof have been described in detail above, the present invention is not limited to the above-described embodiment, and appropriate modifications can be made without changing the gist of the present invention. Substitutions and the like are possible, all of which are included in the present invention. Hereinafter, modifications of the present invention and the like will be described, but the description will be omitted by using the same reference numerals for the same or similar parts and members as those in the above-described embodiment.

In the above-described embodiment, the existing upper frame 7, the existing lower frame 8, and the left and right existing vertical frames 9 and 10 of the existing frame 6 are connected to the new upper frame 15 of the new frame 12 via attachments 20, 21, 22, and 23, respectively. The new lower frame 16 and the left and right new vertical frames 17 and 18 are provided on four circumferences, but the present invention is not limited to such a configuration. For example, the positioning member may be provided only on the upper frame attachment 20 and the lower frame attachment 21, and the new upper frame 15 and the new lower frame 16 may be installed only on the upper and lower horizontal frames. Alternatively, the positioning members may be provided only on the left and right vertical frame attachments 22 and 23, and the left and right new vertical frames 17 and 18 may be installed only on the left and right vertical frames.

Further, in the above embodiment, the frame 27 is provided on the indoor side of the existing frame 6, but the frame 27 may not be provided. In the refurbished sash 1 when the frame 27 is not provided on the indoor side of the existing frame 6, the resin angle covers 35, 46, 59 extend to the skeleton, and the auxiliary members 37, 47, 61 are fixed to the skeleton 14. It may have been done.
Further, when the frame 27 is provided on the indoor side of the existing frame 6 and most of the flat plates of the angle covers 35, 46, 59 are cut and the angle covers 35, 46, 59 are small, the auxiliary member Only angle covers 35, 46, 59 may be provided without 37, 47, 61. Alternatively, the angle covers 35, 46, 59 and the auxiliary members 37, 47, 61 may not be installed.

Further, in the above embodiment, the lower frame attachment 21 is configured so that the position in the height direction with respect to the existing lower frame 8 can be adjusted by the height adjusting member 44, but the position in the height direction with respect to the existing lower frame 8 You may adopt the structure which does not adjust.

1 Refurbished sash 3 Opening 6 Existing frame 7 Existing upper frame 8 Existing lower frame 9, 10 Existing vertical frame 12 New frame 13 Attachment 15 New upper frame 15b Positioning part 16 New lower frame 17, 18 New vertical frame 17a Positioning frame part 17b Mounting frame 20 Upper frame attachment 21 Lower frame attachment 22, 23 Vertical frame attachment 22a, 31, 41 First member 22b, 32, 42 Second member 25 External sash 26 Internal sash 29 Upper frame mounting member 34 Upper frame positioning block 36 , 56 Spacer 38 Upper frame cover member 42b Step portion 44 Height adjusting member 52 Lower frame cover member 60 Vertical frame cover member

Claims (5)

An attachment fixed to an existing frame attached to the opening of the wall,
A new frame, which is connected to the attachment and fixed inside the existing frame, is provided.
The attachment includes a positioning member and a mounting member for the new frame.
A refurbished sash characterized in that the outdoor side end portion of the new frame is located at the same position in the prospective direction or indoor side in the prospective direction with respect to the outdoor side end portion of the existing frame by the positioning member. The attachment refurbished sash said mounting member and the positioning member of the new frame as claimed in claim 1 comprising a unitary member. The refurbished sash according to claim 1 or 2 , wherein the attachment and the new frame are provided on four sides of the existing frame provided at the opening, respectively. The refurbished sash according to any one of claims 1 to 3 , wherein the outdoor side end of the existing frame is provided with a cover member that covers the existing frame and covers the boundary with the new frame. In the construction method of the refurbished sash that attaches the new frame to the existing frame provided at the opening of the building
The attachment includes a positioning member and a mounting member for the new frame.
The process of fixing the attachment to the existing frame and
It has a step of fixing the new frame to the attachment.
Insert the new frame on the inside of the attachment to the positioning member to thus positioning the new frame provided on the attachment, and the new frame and the attachment is fixed by a mounting member, the new frame to the attachment in a state of attaching a construction renovation sash, characterized in that the weather side end portion of the new frame is placed such that the expected direction same position or prospective direction indoor side against the outdoor side end of the existing frame Method.

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