JP2023029506A - Renovation fitting and construction method of renovation fitting - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a renovation fitting capable of improving workability.

SOLUTION: A renovation fitting 1 includes: a new frame 2 formed to be attached enclosing all four sides an existing frame 6 placed in an opening of a building 100; and an attachment frame 30 placed between the new frame 2 and the existing frame 6. The attachment frame 30 has an attachment frame body 3 attached around the perimeter of new frame 2, and a split attachment 8 that is placed on the attachment frame body 3 between the existing upper frame 61 of the existing frame 6 and the attachment frame body 3.

SELECTED DRAWING: Figure 8

COPYRIGHT: (C)2023,JPO&INPIT

Description

The present disclosure relates to retrofit fittings.

Conventionally, as a method of remodeling an opening of a building by remodeling or the like, a cover method of installing new fittings in the opening has been adopted. In refurbished fittings refurbished by this cover construction method, a new frame is attached to the inner peripheral side of an existing frame attached to an opening of a building (see, for example, Patent Document 1).

In refurbishment fittings, an extension plate or the like that extends outward in the viewing direction is provided in the newly installed frame. Therefore, when attaching the new frame to the existing frame from the indoor side, the extension plate of the new frame hits the existing frame. After taking it out, it may be pulled to the existing frame side and attached to the existing frame to the new frame.

JP 2010-64432 A

In refurbishment fittings, a new frame may be inserted from the indoor side into the opening of the existing frame and once put out to the outdoor side, then drawn to the existing frame side and attached to the new frame. In this case, for example, if a screen lattice, a shutter, or the like is provided on the outdoor side, when the new frame is inserted into the opening of the existing frame from the indoor side and once put out to the outdoor side, the new frame will be a screen lattice, a shutter, or the like. It may hit, and the workability may be impaired. Therefore, it is demanded that the workability can be improved.

An object of the present disclosure is to provide remodeling fittings capable of improving workability.

The present disclosure is a refurbishment fitting attached to an existing frame provided at an opening of a building, comprising a new frame constructed by joining four circumferences and an attachment frame arranged between the new frame and the existing frame. and, the attachment frame includes an attachment frame main body that is attached to the outer periphery of the new frame by forming a four-circumference, and an existing upper frame of the existing frame and the attachment frame that are arranged on the upper part of the attachment frame main body and a split attachment portion arranged between the body and the fitting.

It is the front view which looked at the renovation fittings which concern on embodiment from the outdoor side. It is a longitudinal cross-sectional view of the remodeling fittings shown in FIG. It is a cross-sectional view of the renovation fittings shown in FIG. It is the perspective view which looked at the state which attached the new frame which attached the attachment frame to the existing frame from the outdoor side. FIG. 4 is a perspective view showing a state in which the exterior decorative cover is attached; It is the perspective view which looked at the state which attached the new frame which attached the attachment frame to the existing frame from the indoor side. It is a perspective view which shows the state which attaches an indoor side decorative member and a parting material. FIG. 4 is a perspective view showing a state in which a new frame to which an attachment frame main body is attached is attached to an existing frame to which a split attachment part is attached. It is a perspective view which shows the state which attaches an attachment frame to a new frame. FIG. 3 is an enlarged view of a portion on the side of the newly installed upper frame and attachment upper frame in FIG. 2 ; Fig. 10 is a perspective view showing a split-side lateral gutter structure of the split attachment and a main-body-side lateral gutter structure of the attachment frame main body; It is a figure which shows the construction method of renovation fittings, Comprising: It is a figure which shows the state which attaches a division|segmentation attachment to the existing upper frame. FIG. 10 is a diagram showing a method for constructing a refurbished fitting, and showing a state in which a new frame to which an attachment frame main body is attached is incorporated in a state in which the split attachment is attached to the existing upper frame. It is a figure which shows the construction method of renovation fittings, Comprising: It is a figure which shows the state which fixes an attachment frame main body to a building (framework). It is a figure which shows the construction method of renovation fittings, Comprising: It is a figure which shows the state which attaches an outdoor side decorative cover and an indoor side decorative member.

Hereinafter, embodiments of the present disclosure will be described in detail with reference to the drawings. The remodeling fittings 1 according to the present embodiment are remodeling fittings 1 for remodeling, which are formed by newly installing new members while the existing frame 6 fixed to the building 100 remains attached to the building 100 .

In this specification, the "viewing direction" means the surface direction of the face material of the shoji 10 in the refurbished fittings 1 stored in the opening formed in the wall of the building 100, and the "viewing direction" It means the thickness direction (that is, the depth direction) of the face material. The "prospect direction" is also the indoor/outdoor direction. In the drawings, the exterior side of the refurbished fitting 1 is designated as the exterior side X1, and the interior side of the refurbished fitting 1 is designated as the interior side X2. The horizontal direction of the refurbished fittings 1 is referred to as the "left-right direction".

As shown in FIGS. 1 to 3, the refurbished fitting 1 according to the present embodiment is a sliding window type refurbished sash housed in an opening of a building 100. FIG. The refurbished fitting 1 is attached to an existing frame 6 provided at an opening of a building 100. - 特許庁

As shown in FIGS. 1 to 8, the refurbished fitting 1 includes a new frame 2, an attachment frame 30 attached to the inside of the existing frame 6 while being attached to the outer periphery of the new frame 2, an indoor decorative member 41, 42, 43, outdoor side decorative covers 51, 52, 53 (outdoor side cover materials), and shojis 10, 10 slidably housed in the new frame 2 are provided.

The attachment frame 30 has an attachment frame main body 3 configured to surround the new frame 2 on all four sides, and a split attachment portion 8 arranged above the attachment frame main body 3 . The existing frame 6 is provided at the opening of the building 100 . The new frame 2 is attached to the inner peripheral side of the existing frame 6 to which the split attachment portion 8 is attached, with the attachment frame main body 3 attached to the outer periphery. The attachment frame 30 is arranged between the existing frame 6 and the new frame 2. - 特許庁

First, the configuration of the existing frame 6 will be described. As shown in FIGS. 2 and 3, the existing frame 6 is provided inside the opening of the building 100 and formed in a rectangular frame shape. The existing frame 6 includes an existing upper frame 61 , an existing lower frame 62 , and left and right existing vertical frames 63 .

As shown in FIG. 2, the existing upper frame 61 is attached to the upper part of the opening of the building 100, and guide rails 611 and 612 for the existing shoji (existing upper frame guide rails) erected downward. ). A portion of the existing upper frame 61 on the indoor side X2 is fixed to the building 100 (framework).

The existing lower frame 62 is attached to the lower side of the opening of the building 100, and has guide rails 621 and 622 for the existing shoji that stand upward. A portion of the existing lower frame 62 on the indoor side X2 is fixed to the building 100 (framework).

As shown in FIG. 3, the existing vertical frames 63 are attached to the left and right vertical sides of the outdoor side X1 of the opening of the building 100, respectively. A portion of the existing vertical frame 63 on the indoor side X2 is fixed to the building 100 (framework).

As shown in FIG. 8, the new frame 2 is attached to the split attachment portion 8 attached to the existing frame 6 with the attachment frame main body 3 attached to the outer periphery. The newly installed frame 2 is configured by forming four circumferences, and is attached to the inner peripheral side of the existing frame 6 via the attachment frame 30 .

The new frame 2 includes a new upper frame 21, a new lower frame 22, and left and right new vertical frames 23. - 特許庁The new frame 2 is screw-fixed at the portions where the new upper frame 21, the new lower frame 22, and the left and right new vertical frames 23 are combined in a state where all four sides are assembled. The attachment frame main body 3 includes an attachment upper frame 31 , an attachment lower frame 32 , and left and right attachment vertical frames 33 .

In a state where the new frame 2 with the attachment frame main body 3 attached to the outer periphery thereof is attached to the existing frame 6, the new upper frame 21 is arranged to sandwich the attachment upper frame 31 therebetween, as shown in FIG. It is attached to the inner peripheral side of 61 . The new upper frame 21 has guide rails 211, 212 on the upper side of the shoji 10, 10 erected downward.

As shown in FIG. 2 , the new lower frame 22 is mounted on the existing frame 6 with the attachment lower frame 32 interposed therebetween in a state where the new frame 2 with the attachment frame main body 3 attached to the outer periphery thereof is attached to the existing frame 6 . It is attached to the inner peripheral side of 62 . The new lower frame 22 has guide rails 221, 222 on the lower side of the shoji 10, 10 erected upward.

In a state where the new frame 2 with the attachment frame main body 3 attached to the outer periphery thereof is attached to the existing frame 6, the new vertical frame 23 is arranged such that the attachment vertical frame 33 is sandwiched between the existing vertical frames 23 as shown in FIG. It is attached to the inner peripheral side of 63 .

The newly installed upper frame 21, the newly installed lower frame 22, and the newly installed vertical frame 23 are made of, for example, a metal material or a resin material. As shown in FIGS. 2 and 3, resin angle members 213, 223, and 233 are provided on the indoor side X2 of the new upper frame 21, the new lower frame 22, and the new vertical frame 23, respectively. The resin angle members 213 , 223 , 233 are arranged with a gap between them and the frame member 101 .

The above new frame 2 (new upper frame 21, new lower frame 22 and left and right new vertical frames 23) has an attachment frame main body 3 (attachment upper frame 31, attachment lower frame 32 and left and right vertical attachment frames 33) It is attached to the inner peripheral side of the existing frame 6 (the existing upper frame 61, the existing lower frame 62, and the existing left and right vertical frames 63) in a state where it is provided in four circumferences.

The attachment frame 30 has an attachment frame main body 3 and a split attachment portion 8, as shown in FIG. The attachment frame main body 3 is attached to the inner peripheral side of the existing frame 6 to which the split attachment part 8 is attached in a state where it is attached to the outer periphery of the new frame 2 so as to form a four-circumference. The attachment frame main body 3 is attached to the outer circumference of the new frame 2 so as to form four circumferences.

The split attachment part 8 is arranged above the attachment frame main body 3 , so that it is arranged between the existing upper frame 61 and the attachment frame main body 3 . The split attachment portion 8 extends in the longitudinal direction of the existing upper frame 61 at the lower portion of the existing upper frame 61 . As shown in FIG. 10 , the split attachment portion 8 includes an indoor/outdoor direction extending plate portion 81 , a split side lateral gutter structure portion 82 , an outdoor side vertical direction extending plate portion 83 , and an outdoor side upward extending plate portion 84 . (Outdoor side viewing direction extending plate portion).

The indoor/outdoor direction extending plate portion 81 extends between the guide rails 211 and 212 of the existing upper frame 61 and the frame member 101 in the indoor/outdoor direction below the existing upper frame 61 . The indoor/outdoor direction extending plate portion 81 is fixed to the guide rails 611 and 612 of the existing upper frame 61 with screws via two L-shaped mounting pieces 86 .

10 and 11, the dividing side lateral gutter structure portion 82 is arranged on the outdoor side X1 of the indoor/outdoor direction extending plate portion 81. As shown in FIGS. The split-side lateral gutter structure 82 is formed in a concave shape that is open upward and concave downward. The split-side lateral gutter structure 82 extends in the left-right direction (longitudinal direction, lateral direction) of the split attachment portion 8 . Both ends in the longitudinal direction of the dividing side lateral gutter structure 82 are formed to be open to the outside in the left-right direction.

The water that has entered the split-side lateral gutter structure 82 flows to both ends in the longitudinal direction of the split-side lateral gutter structure 82, is discharged from the longitudinal ends that are open to the outside in the left-right direction, and is disposed downward on the main body side. It flows into the attachment vertical frame 33 via the horizontal gutter structure 310 . The water that has flowed into the attachment vertical frame 33 is caught by the existing lower frame 62 on the lower side of the attachment vertical frame 33 and discharged to the outside. Thus, by providing the dividing side lateral gutter structure 82, the drainage performance can be improved, and the water stopping performance can be improved.

As shown in FIG. 10, the outdoor side vertical direction extending plate portion 83 includes the end portion of the outdoor side X1 of the dividing side lateral gutter structure portion 82 and extends downward from the end portion of the outdoor side X1 of the dividing side lateral gutter structure portion 82. It is formed in a plate shape extending to the In the present embodiment, the outdoor-side vertically extending plate portion 83 has a width in the vertical direction and extends in the horizontal direction. The outdoor-side vertically extending plate portion 83 is arranged on the outdoor side X1, extends in the viewing direction, and is formed facing the front of the outdoor side X1.

A pair of engaging projections 831 arranged apart vertically is formed on the lower side of the surface of the outdoor side X1 of the outdoor side vertical direction extending plate portion 83 . A pair of engaging projections 511 of the exterior decorative cover 51 are engaged with and attached to the pair of engaging projections 831 .

The outdoor-side upwardly extending plate portion 84 is formed in a plate shape extending upward from the upper end portion of the outdoor-side vertically extending plate portion 83 . In the present embodiment, the outdoor-side upper extending plate portion 84 has a width in the vertical direction and extends in the horizontal direction. The outdoor-side upwardly extending plate portion 84 is arranged on the outdoor side X1 of the existing upper frame 61, extends in the viewing direction, and is formed facing the front of the outdoor side X1.

In this embodiment, the outdoor-side up-and-down direction extending plate portion 83 is not provided in the attachment frame main body 3 but is provided in the split attachment portion 8 . For example, if the outdoor side vertical direction extending plate portion 83 is provided in the attachment frame without providing the split attachment portion 8, the attachment frame is attached to the outer four circumferences of the new frame 2, and the indoor side When assembling from X2 to the existing frame 6, the outdoor-side vertical direction extending plate portion 83 hits the existing frame 6. - 特許庁

Therefore, in order to temporarily avoid the existing frame 6, the new frame with the attachment frame attached to the outer periphery is inserted into the opening of the existing frame 6 while being tilted from the indoor side X2, and after it is pulled out to the outdoor side X1, it is drawn to the existing frame 6. Therefore, it becomes necessary to attach a new frame to the existing frame. However, for example, when a lattice, a shutter, or the like is provided on the outdoor side X1, the new frame hits the lattice, the shutter, etc. provided on the outdoor side X1 once it is put out to the outdoor side X1. Sometimes.

On the other hand, in the present disclosure, the attachment frame 30 is divided into the attachment frame main body 3 and the divided attachment portion 8 . Then, the split attachment part 8 is provided with the outdoor-side up-and-down direction extension plate part 83 , and the split attachment part 8 is first attached to the existing frame 6 . It was installed on the inner circumference side of the As a result, the new frame 2 having the attachment frame body 3 attached to the outer periphery can be inserted into the opening of the existing frame 6 from the indoor side X2 while being tilted, and can be easily attached from the indoor side X2 without once being put out to the outdoor side X1. .

As shown in FIGS. 8 and 9, the attachment frame main body 3 is constructed by arranging an attachment upper frame 31, an attachment lower frame 32, and a pair of attachment vertical frames 33 on four sides to form a rectangle. The attachment upper frame 31, the attachment lower frame 32, and the left and right attachment vertical frames 33 are each made of, for example, an aluminum material.

The attachment upper frame 31 is arranged on the upper part of the attachment frame main body 3 and extends in the left-right direction (horizontal direction). The attachment lower frame 32 is arranged on the lower side of the attachment frame main body 3 and extends in the left-right direction (horizontal direction). The attachment vertical frame 33 is arranged on the lateral end side of the attachment frame main body 3 and extends in the vertical direction.

As shown in FIG. 8, the attachment frame main body 3 has a vertical structure in which the longitudinal ends of the attachment vertical frame 33 are arranged outside the longitudinal ends of the attachment upper frame 31 and the attachment lower frame 32 . Configured. As shown in FIG. 9 , the attachment upper frame 31 , the attachment lower frame 32 , and the pair of attachment vertical frames 33 are provided with the attachment upper frame 31 and the attachment lower frame 32 outside the longitudinal ends of the attachment upper frame 31 and the attachment lower frame 32 . With the directional ends in place, the respective longitudinal ends are secured by screws 34 .

As shown in FIG. 10, the attachment upper frame 31 has an attachment upper frame hollow portion 312, a main body side gutter structure portion 310, and a room-side horizontal extension plate 314 (extension plate).

The attachment upper frame hollow portion 312 and the main body lateral gutter structure portion 310 are arranged side by side in the indoor-outdoor direction. The attachment upper frame hollow portion 312 is arranged on the indoor side X2, and the main body side lateral gutter structure portion 310 is arranged on the outdoor side X1.

As shown in FIG. 10, the attachment upper frame hollow portion 312 is formed in an elongated rectangular hollow shape extending in the indoor-outdoor direction.

As shown in FIGS. 10 and 11, the main body side gutter structure 310 is formed in the upper portion of the attachment upper frame 31 on the outdoor side X1 of the attachment upper frame hollow portion 312. As shown in FIG. As shown in FIG. 11, the main body lateral gutter structure 310 is formed in a concave shape that is open upward and concave downward. The main body side gutter structure 310 extends in the left-right direction (longitudinal direction, lateral direction) of the attachment upper frame 31 . Both ends in the longitudinal direction of the main body side lateral gutter structure 310 are formed to be open to the outside in the left-right direction. The body-side lateral gutter structure 310 is arranged below the division-side lateral gutter structure 82 .

Water that has entered the main body side gutter structure 310 flows to both longitudinal end portions of the attachment upper frame 31, and passes through the longitudinal end portions that are open to the outside in the left-right direction to the notch portions 331 of the attachment vertical frame 33. (See FIG. 11) and flows into the attachment vertical frame 33 . The water that has flowed into the attachment vertical frame 33 is caught by the existing lower frame 62 on the lower side of the attachment vertical frame 33 and discharged to the outside. Accordingly, by providing the main body side lateral gutter structure 310, the drainage performance can be improved, and the water stopping performance can be improved.

In addition, since the main body side gutter structure 310 is arranged below the dividing side gutter structure 82, the water discharged from the longitudinal end of the division side gutter structure 82 flows into the main body side gutter arranged below. It flows into the attachment vertical frame 33 via the structural portion 310 . Therefore, by arranging the body-side lateral gutter structure 310 below the division-side lateral gutter structure 82, a double gutter structure is provided, and the drainage performance can be further improved.

As shown in FIG. 10, the indoor-side horizontally extending plate 314 extends in the horizontal direction of the indoor side X2 from the upper end of the attachment upper frame hollow portion 312 on the indoor side X2. The indoor-side horizontally extending plate 314 is arranged so that the screws 36 pass therethrough when fixing the attachment frame main body 3 to the building 100 (framework). The screws 36 fix the indoor-side horizontally extending plate 314 of the attachment upper frame 31 to the building 100 (framework).

Thereby, the indoor-side horizontally extending plate 314 of the attachment upper frame 31 is fixed to the building 100 (framework) with the screws 36 . When a gap is formed between the indoor-side horizontally extending plate 314 of the attachment upper frame 31 and the building 100 (framework), the spacer member 37 is arranged. The spacer member 37 is composed of a plurality of sheets. An example of the spacer member 37 is a thin plate member made of a resin material or the like.

As shown in FIGS. 2 and 3 , the attachment lower frame 32 other than the attachment upper frame 31 and the left and right attachment vertical frames 33 are each fixed to the building 100 (framework) with screws 36 . When a gap is formed between the attachment lower frame 32 and the left and right attachment vertical frames 33 and the frame member 101, the clearance between the attachment lower frame 32 and the left and right attachment vertical frames 33 and the frame member 101 , a spacer member 37 is arranged.

As shown in FIG. 3 , the left and right attachment vertical frames 33 are provided on the outdoor side X1 to prevent the attachment vertical frames 33 from colliding with the existing frame 6 when the attachment vertical frames 33 are attached to the existing frame 6. There is no extension plate portion that projects and extends in the viewing direction on the 100 side.

Moreover, the refurbished fitting 1 has an airtight structure 70, as shown in FIGS. The airtight structure 70 connects the existing frame 6 and the attachment frame 30 attached to the new frame 2 with an airtight tape (existing frame side airtight tape 71, connection airtight tape 72) between the existing frame 6 side and the new frame 2 side. configured as The airtight structure 70 is arranged to connect the existing frame 6 and the attachment frame 30 attached to the new frame 2 in order to improve the airtight performance between the existing frame 6 and the new frame 2. - 特許庁

By having an airtight structure 70 configured to connect the existing frame 6 side and the new frame 2 side with an airtight tape (existing frame side airtight tape 71, connecting airtight tape 72), a part of the existing frame side airtight tape 71 And since an airtight line can be secured in a portion where a part of the connecting airtight tape 72 is doubled, airtight performance can be secured.

As shown in FIGS. 2 and 3, the indoor side decorative members 41, 42, 43 are attached to the resin angle members 213, 223, 233 of the new frame 2 on the indoor side X2, respectively. The boundaries between the interior-side decorative members 41, 42, 43 and the inner peripheral surface of the frame member 101 are shielded by a parting member 45 having an L-shaped cross section fixed to the building 100 (framework).

As shown in FIGS. 4 and 5, the outdoor-side decorative covers 51, 52, and 53 are attached to the surfaces of the attachment upper frame 31, the attachment lower frame 32, and the attachment vertical frame 33 on the outdoor side X1, respectively.

Next, a procedure for constructing the refurbished fittings 1 will be described. When constructing the remodeling fittings 1, an attachment frame main body 3 is assembled to the outer periphery of a new frame 2 assembled on all four sides in advance.

When constructing the refurbished fitting 1, first, the split attachment section 8 is fixed to the lower part of the existing upper frame 61, as shown in FIG. 12A. Specifically, the split attachment portion 8 is fixed to guide rails 611 and 612 for the existing shoji, which are provided on the existing upper frame 61 and erected downward.

Next, as shown in FIG. 12B, the new frame 2 assembled with the attachment frame body 3 is tilted so that the lower end side is positioned closer to the outdoor side X1 than the upper end side, and from the indoor side X2 of the existing frame 6, It is fitted into the opening of the existing frame 6, rotated around the lower end side, and assembled to the existing frame 6 as shown in FIG. 12C.

Here, the attachment upper frame 31 and the attachment vertical frame 33 of the attachment frame main body 3 are not provided with an extension plate portion that projects and extends in the viewing direction of the building 100 on the outdoor side X1. Therefore, since the attachment upper frame 31 and the attachment vertical frame 33 of the attachment frame main body 3 are not provided with extension plate portions, the attachment upper frame 31 and the attachment vertical frame 33 of the attachment frame main body 3 do not collide with the existing frame 6. Therefore, the new frame 2 assembled with the attachment frame main body 3 does not have to be pulled out to the outdoor side X1 of the existing frame 6 and attached to the existing frame 6. - 特許庁In other words, the new frame 2 assembled with the attachment frame main body 3 can be easily attached to the existing frame 6 from the indoor side X2. Thereby, the workability of the remodeling fittings 1 can be improved.

After that, as shown in FIG. 12C , the indoor-side horizontally extending plate 314 of the attachment upper frame 31 is fixed to the building 100 (framework) with screws 36 . A spacer member 37 is arranged at a location where a gap is formed between the indoor-side horizontally extending plate 314 of the attachment upper frame 31 and the building 100 (framework).

Subsequently, as shown in FIG. 12D, on the outdoor side X1, the outdoor side decorative cover 51 is attached to the outdoor side X1 of the split attachment portion 8, and the outdoor side decorative covers 52 and 53 are respectively attached to the attachment lower frame 32 and the attachment vertical frame. 33 is attached to the surface of each outdoor side X1. Then, on the indoor side X2, the indoor decorative members 41, 42, 43 are attached to the resin angle members 213, 223, 233 of the new frame 2, respectively. An L-shaped parting member 45 is attached to the boundary between the interior-side decorative members 41 , 42 , 43 and the inner peripheral surface of the frame member 101 .

According to this embodiment, the following effects are achieved. The refurbished fitting 1 of the present embodiment is attached to an existing frame 6 provided at an opening of a building 100, and is arranged between a new frame 2 formed by assembling four circumferences and the new frame 2 and the existing frame 6. The attachment frame 30 is provided with an attachment frame main body 3 attached to the outer circumference of the new frame 2 by forming a four-circumference, and the attachment frame 30 is arranged on the upper part of the attachment frame main body 3, so that the existing frame 6 is installed. and a split attachment portion 8 arranged between the frame 61 and the attachment frame main body 3 .

As a result, after the split attachment part 8 is attached to the existing frame 6, the new frame 2 to which the attachment frame main body 3 is attached can be easily attached to the inner peripheral side of the existing frame 6 from the indoor side X2. can improve sexuality. Moreover, since the split attachment part 8 is provided on the upper part of the attachment frame 30, the water stopping performance can be improved. Therefore, workability can be improved, and water stopping performance can be improved.

Further, in this embodiment, the split attachment portion 8 is fixed to the existing upper frame 61 . Thus, after the split attachment part 8 is attached to the existing upper frame 61, the new frame 2 to which the attachment frame main body 3 is attached can be easily attached to the inner peripheral side of the existing frame 6 from the indoor side X2.

Further, in this embodiment, the split attachment portion 8 is fixed to guide rails 611 and 612 for the existing shoji, which are provided on the existing upper frame 61 and erected downward. As a result, the split attachment part 8 can be fixed to the existing upper frame 61 only by fixing it to the guide rails 611 and 612 for the existing shoji, so that the split attachment part 8 can be fixed to the existing upper frame 61 with a simple structure. be able to.

In addition, in this embodiment, the split attachment part 8 has a split side lateral gutter structure part 82 that opens upward and extends in the lateral direction. As a result, the drainage performance of the split attachment portion 8 can be improved, and the water stopping performance can be improved.

In addition, in this embodiment, the attachment upper frame 31 has a body-side lateral gutter structure 310 that opens upward and extends laterally. As a result, the drainage performance of the attachment upper frame 31 can be improved, and the water stopping performance can be improved. Furthermore, in the present embodiment, the body side lateral gutter structure 310 is arranged below the division side lateral gutter structure 82 . As a result, the water discharged from the longitudinal ends of the split-side lateral gutter structure 82 flows into the attachment vertical frame 33 via the main body-side lateral gutter structure 310 arranged below. Therefore, by arranging the main body-side lateral gutter structure 310 below the split-side lateral gutter structure 82, a double gutter structure is provided, so that the drainage performance can be further improved.

In addition, in the present embodiment, the split attachment portion 8 has an outdoor-side upwardly extending plate portion 84 that extends outward in the viewing direction on the outdoor side X1. As a result, since the split attachment portion 8 has the outdoor-side upper extending plate portion 84 and the attachment upper frame 31 does not have the outdoor-side upper extending plate portion, the attachment frame main body 3 can be removed from the indoor side X2. When the new frame 2 is attached to the inner peripheral side of the existing frame 6, the new frame 2 to which the attachment frame main body 3 is attached can be easily installed from the indoor side X2 because there is no upwardly extending plate part on the outdoor side which becomes an obstacle. , can be attached to the existing frame 6. Therefore, workability can be further improved.

A preferred embodiment of the present disclosure has been described above, but the present disclosure is not limited to the above-described embodiment, and can be modified as appropriate.

For example, in the above-described embodiment, a case where the remodeling fitting 1 is applied to a sliding window type remodeling sash has been described. However, it is not limited to this. The refurbishment fittings may be applied to, for example, an opening/closing type refurbishment fittings that opens and closes by rotating a door body about a rotation axis, or a vertically protruding refurbishment fittings. Further, the refurbishment fittings may be applied to, for example, FIX-type refurbishment fittings in which the glass is fixed without being opened or closed with respect to the frame.

Although the airtight tapes (the existing frame-side airtight tape 71 and the connecting airtight tape 72) are used in the airtight structure 70 in the above embodiment, the present invention is not limited to this. In the airtight structure 70, for example, a sheet material (airtight attachment sheet) having an adhesive applied to the attachment portion may be used.

1 refurbished fittings 2 new frame 3 attachment frame main body 6 existing frame 8 split attachment part attachment frame 30, 61 existing upper frame 51 outdoor side decorative cover (outdoor side cover material) 82 split side horizontal gutter structure part 84 Outdoor-side upper extending plate portion (outdoor-side viewing direction extending plate portion) 100 Building 611, 612 Guide rail (existing upper frame guide rail) 310 Main body side lateral gutter structure

Claims (6)

A refurbishment fitting attached to an existing frame provided in an opening of a building,
A new frame composed of four circumferences,
an attachment frame arranged between the new frame and the existing frame,
The attachment frame includes an attachment frame main body that is attached to the outer periphery of the new frame by forming a four-circumference, and an attachment frame main body that is arranged on the upper part of the attachment frame main body so as to be positioned between the existing upper frame of the existing frame and the attachment frame main body. and a split attachment portion arranged thereon. The renovation fitting according to claim 1, wherein the split attachment section is fixed to the existing upper frame. 3. The fitting for renovation according to claim 2, wherein said split attachment part is fixed to an existing upper frame guide rail provided on said existing upper frame and erected downward. The renovation fitting according to any one of claims 1 to 3, wherein the split attachment part has a split-side lateral gutter structure part that opens upward and extends in the lateral direction. The attachment frame main body has an attachment upper frame,
The renovation fitting according to any one of claims 1 to 4, wherein said attachment upper frame has a body-side lateral gutter structure that opens upward and extends laterally. The renovation fitting according to any one of claims 1 to 5, wherein the divided attachment part has an outdoor-side viewing direction extending plate part extending outward in the viewing direction on the outdoor side.

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