JP5435573B2 - Refurbishment sash - Google Patents

Description

  The present invention relates to a modified sash in which a new sash frame is attached to an existing sash frame remaining in an opening of a building.

Conventionally, as a modified sash that has been modified from the existing sash attached to the opening of the building frame, the existing sash frame remains in the opening of the building frame, and the new sash frame is attached to the existing sash frame. A refurbishment sash with a shoji screen attached to the new sash frame is known.
For example, as disclosed in Patent Document 1, a base material is fixed to an existing upper frame, an existing lower frame, and an existing vertical frame of an existing sash frame, and a new upper frame and a new installation of a new sash frame are fixed to each of the base materials. A modified sash is known in which a new sash frame is attached to an existing sash frame by fixing a lower frame and a new vertical frame.

JP 2007-23565 A

  In the above-described conventional repair sash, the base material is fixed to the existing upper frame and the existing vertical frame, and the mounting screws from the base material are screwed into the existing upper frame and the existing vertical frame, and the fixing screws are fixed. Since it protrudes into the building frame from the existing upper frame and the existing vertical frame, rainwater and the like may enter the building frame through the screwed portions of the mounting screws of the existing upper frame and the existing vertical frame.

  It is an object of the present invention to fix a base material by screwing a mounting screw to an existing upper frame and an existing vertical frame, and to prevent a rainwater or the like from entering the building frame through the screwed portion of the mounting screw. It is to be.

The present invention is a repair sash in which a new sash frame is attached to an existing sash frame remaining in an opening of a building frame,
The existing upper frame and the left and right existing vertical frames of the existing sash frame have an inward recess that faces inward in the in-plane direction, and an inward portion that goes inward in the in-plane direction in the middle of the out-of-plane direction of the inward recess. Have
A base material is fitted into each of the inward recesses to support the existing upper frame and the existing vertical frame, so as not to move in the out-of-plane direction,
The intermediate portion in the out-of-plane direction of each base material is inserted into the mounting screw of each base material and is inclined toward the in-plane direction. With the opposite side near the other side in the out-of-plane direction that is slanted in the in-plane direction so as to be at a right angle, it has a substantially square shape toward the out-of-plane direction,
Insert a mounting screw only from the screw insertion portion at the intermediate portion in the out-of-plane direction of each base material, and attach the mounting screw to each inward portion so that the head is inward in the in-plane direction from the tip portion. It is fixed by screwing in an oblique posture toward the in-plane direction,
The repaired sash is characterized in that the new upper frame and the left and right new vertical frames of the new sash frame are respectively attached to the existing upper frame and the left and right existing vertical frames with fixing screws screwed to the base material.

In the present invention, the screw insertion portion into which the mounting screw of the base material is inserted can be inclined so as to go to the indoor side in the out-of-plane direction.
If it does in this way, a mounting screw can be screwed in from the room inner side of an existing sash frame, and a ground material can be safely attached without an operator sticking himself / herself out of the existing sash frame to the outdoor side.

In the present invention, the base material includes a substrate in which an intermediate portion in the out-of-plane direction is bent in a substantially C shape toward the out-of-plane direction, and an indoor-side outward piece provided on the out-of-plane direction indoor side of the substrate. And the cross-sectional substantially U-shaped having an outdoor outward facing piece provided outside the out-of-plane direction outdoor side of the substrate,
One side piece in the out-of-plane direction of the bent portion of the intermediate portion in the out-of-plane direction of the substrate may be the screw insertion portion, and the other side piece in the out-of-plane direction may be the opposite side portion .
In this way, the base material can be produced by cutting a shape such as an aluminum extruded shape into a predetermined length.

In the present invention, the base material is a substantially rectangular parallelepiped that is fitted in the inward recesses of the existing upper frame and the left and right existing vertical frames and is supported so as not to move in the out-of-plane direction. A groove that fits with the inward portion of the existing vertical frame, and has a substantially C-shaped concave portion in the out-of-plane direction intermediate portion of the surface, and one in the out-of-plane direction of the concave portion. A screw insertion hole continuous to the side surface and the groove, the one side surface as the screw insertion portion, the other side surface as the opposite side portion
The base material can be fixed by screwing the mounting screw inserted into the screw insertion hole into the inward portion.
If it does in this way, it can manufacture by shape | molding a base material using resin etc.

  According to the present invention, the base material can be fixed to the existing upper frame and the left and right existing vertical frames with the mounting screws, and rainwater or the like does not enter the building frame from the screwed portions of the mounting screws.

  In addition, each base material can be firmly fixed to the existing upper frame and the left and right existing vertical frames by fixing only the middle part in the out-of-plane direction with a fixing screw so that the base material does not move in the out-of-plane direction. Fixing work is easy.

  In addition, the mounting screw can be screwed in an oblique posture from the existing sash frame toward the in-plane direction, and the screwing operation of the mounting screw is easy to perform.

It is a longitudinal cross-sectional view of the repair sash which shows embodiment of this invention. It is a cross-sectional view of the repair sash which shows embodiment of this invention. It is an expanded sectional view of an upper frame part. It is an expanded sectional view of a left vertical frame part. It is an expanded sectional view of a right vertical frame part. It is a perspective view of the base material of the 2nd Embodiment of this invention. It is an expanded sectional view of the upper frame part of the 2nd Embodiment of this invention. It is an expanded sectional view of the left vertical frame part of the 2nd Embodiment of this invention. It is an expanded sectional view of the right vertical frame part of the 2nd Embodiment of this invention. It is a perspective view of the base material of the 3rd Embodiment of this invention.

As shown in FIGS. 1 and 2, the existing sash frame 2 remains in the opening 1 a of the building housing 1.
A new sash frame 3 is attached in the existing sash frame 2, and a shoji 4 is mounted in the new sash frame 3 to provide a repair sash.
The existing sash frame 2 has an existing upper frame 20, an existing lower frame 21, a left and right existing vertical frame 22 and a right and left other existing vertical frame 23 connected in a square shape.
The new sash frame 3 is formed by connecting an existing upper frame 30, a new lower frame 31, a left and right new vertical frame 32, and a right and left new vertical frame 33 in a rectangular shape.

The base material 5 is fixed to the existing upper frame 20 and the left and right existing vertical frames 22 and 23 by mounting screws 6 respectively.
The mounting screw 6 does not protrude from the existing upper frame 20 and the existing vertical frames 22 and 23 to the building housing 1, and the screwed portions 20 a and 22 a of the mounting screw 6 of the existing upper frame 20 and the existing vertical frames 22 and 23. Rainwater or the like does not enter the building housing 1 through 23a.

The new upper frame 30 is fixed to the base material 5 with fixing screws 7 and attached to the existing upper frame 20.
The left and right new vertical frames 32 and 33 are fixed to the base material 5 with fixing screws 7 and attached to the left and right existing vertical frames 22 and 23.
In FIG. 1 and FIG. 2, spacers 8 are provided between the new upper frame 30, the new vertical frames 32 and 33, and each base material 5.

Cover members 9 are attached to the indoor side portion 30a of the new upper frame 30 and the indoor side portions 32a and 33a of the left and right new vertical frames 32 and 33, respectively.
The cover material 9 projects outward in the in-plane direction (upward in FIG. 1 and in the left-right direction in FIG. 2), and covers the indoor side portion 20b of the existing upper frame 20 and the indoor side portions 22b of the left and right existing vertical frames 22 and 23. , 23b.
As a result, the gap between the inner side in the in-plane direction of the existing upper frame 20 and the outer side in the in-plane direction of the new upper frame 30, the inner side in the in-plane direction of the left and right existing vertical frames 22 and 23, and the left and right The interior side of the gap between the newly installed vertical frames 32 and 33 and the outer side in the in-plane direction is respectively closed by the cover material 9 so that the gaps cannot be seen from the room.
In the above description, the in-plane direction is a direction orthogonal to the indoor / outside direction, which is also referred to as a finding direction, and is the vertical direction in FIG. 1 and the horizontal direction in FIG.
In the following description, the above-described indoor / outdoor direction is referred to as an out-of-plane direction (prospective direction).

Next, attachment of the base material 5 will be described in detail with reference to FIGS. 3, 4, and 5.
The existing upper frame 20 and the left and right existing vertical frames 22 and 23 have inward concave portions 20c, 22c and 23c inward in the in-plane direction, and in the middle of the inward concave portions 20c, 22c and 23c in the out-of-plane direction. It has inward portions 20d, 22d, and 23d that go inward in the in-plane direction.
In each of the base materials 5, the indoor side portion 5a and the outdoor side portion 5b in the out-of-plane direction are in contact with the indoor side surface and the outdoor side surface in the out-of-plane direction of the inward recesses 20c, 22c, and 23c, respectively. , 23c and supported so as not to move in the out-of-plane direction.
Fixing the base material 5 to the existing upper frame 20 and the left and right existing vertical frames 22 and 23 by screwing a mounting screw 6 from the intermediate portion 5c in the out-of-plane direction of each base material 5 to the inward portions 20d, 22d and 23d. doing. The portions where the mounting screws 6 of the inward portions 20d, 22d, and 23d are screwed together are the aforementioned screwed portions 20a, 22a, and 23a.

  Thus, by fixing only the intermediate portion in the out-of-plane direction of the base material 5 with the mounting screw 6, the base material 5 does not move in the in-plane / outward direction on the existing upper frame 20 and the left and right existing vertical frames 22 and 23. Thus, the fixing work of the base material 5 is simple.

  Each of the base materials 5 is long and may be attached over almost the entire length of the existing upper frame 20 and the left and right existing vertical frames 22 and 23, or each base material 5 is made short to The frame 20 and the left and right existing vertical frames 22 and 23 may be attached at a plurality of positions spaced in the longitudinal direction.

The screw insertion portion 5d into which the mounting screw 6 of the intermediate portion 5c in the out-of-plane direction of the base material 5 is inserted is slanted in the in-plane direction, and the mounting screw 6 is slanted in the in-plane direction (head) 6a is positioned inward in the in-plane direction with respect to the tip end portion 6b) and is screwed into the inwardly directed portions 20d, 22d, and 23d.
Since it is like this, since the attachment screw 6 can be screwed into the inward portions 20d, 22d, and 23d from the existing sash frame 2 in an in-plane direction, the screwing operation of the attachment screw 6 is easy to perform. .

As shown in FIGS. 3 and 4, the base material 5 fixed to the existing upper frame 20 and one of the left and right existing vertical frames 22 has a screw insertion portion 5 d, an in-plane direction indoor side portion, and an in-plane direction outdoor side portion. It is slanted in the in-plane direction so as to be closer to the outside in the in-plane direction than the portion, that is, the outer side portion in the out-of-plane direction intermediate portion 5c of the base material 5 is the screw insertion portion 5d, and the screw insertion portion 5d is It faces the indoor side in the out-of-plane direction.
Accordingly, the mounting screw 6 can be screwed from the indoor side of the existing sash frame 2, and it is safe because the operator does not stick out from the existing sash frame 2 to the outdoor side.

As shown in FIG. 5, the base material 5 to be fixed to the other left and right existing vertical frames 23 has a screw insertion portion 5d at a portion closer to the inside of the out-of-plane direction in the out-of-plane direction intermediate portion 5c, and the screw insertion portion 5d is It faces toward the outdoor side in the out-of-plane direction.
This is because the same base material 5 is attached to the existing upper frame 20 and the left and right existing vertical frames 22 and 23 to share the base material 5, and the inward portions 20d of the existing upper frame 20 and one of the left and right existing vertical frames 22 are arranged. This is because 22d is closer to the outside in the out-of-plane direction, whereas the inward portion 23d of the other left and right existing vertical frame 23 is closer to the inside in the out-of-plane direction.
If the base material 5 is not made common, the screw insertion portion 5d of the base material 5 fixed to the other left and right existing vertical frames 23 can be directed to the indoor side in the out-of-plane direction.

The opposite side portion 5e opposite to the screw insertion portion 5d in the out-of-plane intermediate portion 5c of each of the base materials 5 is inclined in the in-plane direction, preferably perpendicular to the screw insertion portion 5d. Is diagonal.
That is, the intermediate portion 5c in the out-of-plane direction of each base material 5 has a shape that is bent in a substantially C shape toward the out-of-plane direction, and the screw insertion portion 5d is closer to one side in the out-of-plane direction. The side portion is the opposite side portion 5e.
Since it is like this, it is easy to carry out the screwing operation from the existing sash frame 2 with the mounting screw 6 inclined in the in-plane direction, and the mounting screw 6 is screwed so as to be perpendicular to the screw insertion portion 5d. Can do.

The existing upper frame 20 and the left and right existing vertical frames 22 and 23 are the main body 10, an indoor inward portion 11 provided on the indoor side in the out-of-plane direction, and an outdoor inward portion 12 provided on the outdoor side in the out-of-plane direction. Inward recesses 20c, 22c, and 23c are formed.
As shown in FIG. 3, inward fin pieces 13 are provided on the main body 10 of the existing upper frame 20 so as to be separated from each other in the out-of-plane direction, and the inward fin pieces 13 on the outdoor side are the aforementioned inward portions 20d.
As shown in FIG. 4, an inward fin piece 13 is provided near the outside of the main body 10 of the left and right existing vertical frame 22, and this inward fin piece 13 is the aforementioned inward portion 22d.
As shown in FIG. 5, an inward fin piece 13 is provided closer to the indoor side of the main body 10 of the other left and right existing vertical frame 23, and this inward fin piece 13 is the aforementioned inward portion 23d.

The base material 5 includes a substrate 50 facing in the out-of-plane direction, a room-side outward piece 51 provided on the inside of the substrate 50 in the out-of-plane direction, and an outdoor-side outward piece provided on the outside of the substrate 50 in the out-of-plane direction. 52 and a section having a substantially U-shaped cross section having a predetermined length. For example, an aluminum extruded shape is cut into a predetermined length.
The base material 5 is attached so that the indoor-side outward piece 51 is in contact with the outdoor side surface of the indoor-side inward portion 11, and the outdoor-side outward piece 52 is in contact with the indoor side surface of the outdoor-side inward portion 12, The indoor side outward portion 51 is the aforementioned indoor side portion 5a, and the outdoor side outward portion 52 is the aforementioned outdoor side portion 5b.
The intermediate portion in the out-of-plane direction of the substrate 50 is bent in a substantially C shape toward the out-of-plane direction, and the one side piece 50a and the other side piece 50b in the out-of-plane direction of the bent portion are in the in-plane direction. The one side piece 50a is the aforementioned screw insertion portion 5d, and the other side piece 50b is the aforementioned opposite side portion 5e.

Each of the base materials 5 has the same shape, and as shown in FIGS. 3 and 4, the base material 5 is provided on the existing upper frame 20 and one of the left and right existing vertical frames 22, and the one side piece 50a is the outdoor side in the out-of-plane direction. Fix it so that it is close.
As shown in FIG. 5, the base material 5 is fixed to the other left and right existing vertical frames 23 so that the aforementioned one side piece 50a is closer to the indoor side in the out-of-plane direction. That is, the base material 5 is attached by being reversed in the out-of-plane direction.

Next, a second embodiment of the present invention will be described with reference to FIGS.
This embodiment is different from the first embodiment described above in that the base material 5 is formed into a substantially rectangular parallelepiped by a resin instead of a shape material, and other than the base material 5 is different from the first embodiment described above. It is the same.
As shown in FIG. 6, the base material 5 includes an out-of-plane direction indoor side surface 5f, an out-of-plane direction outdoor side surface 5g, an in-plane direction end surface 5h, an in-plane direction other end surface 5i, a front surface 5j, and a back surface. It is a rectangular parallelepiped surrounded by 5k, and has a concave portion 53 in the middle of the front surface 5j in the out-of-plane direction, and a groove 54 on the back surface 5k.
The groove 54 is open to the one end face 5h and the other end face 5i continuously in the in-plane direction. The base material 5 shown in FIG. 6 has a pair of grooves 54 spaced apart in the out-of-plane direction.
In the recess 53, one side surface 53a in the out-of-plane direction and the other side surface 53b in the out-of-plane direction are slanted in the in-plane direction, and the recess 53 has a substantially C shape in the out-of-plane direction.
The one side surface 53a and the groove 54 have a continuous screw insertion hole 55, and the screw insertion hole 55 is inclined in the in-plane direction. In FIG. 6, the screw insertion hole 55 is formed at right angles to the one side surface 53a.

The base material 5 is fixed to the existing upper frame 20 as shown in FIG.
The indoor side surface 5f and the outdoor side surface 5g of the base material 5 are in contact with the outdoor side surface of the indoor inward piece 11 and the indoor side surface of the outdoor inward piece 12 of the existing upper frame 20, respectively, and the groove 54 is formed on the inward fin piece 13. It fits in the inward recessed part 20c of the existing upper frame 20 so that it may fit, and it supports so that it may not move to an out-of-plane direction.
That is, the indoor side surface 5f and the outdoor side surface 5g are the aforementioned indoor side portion 5a and outdoor side portion 5b.

The mounting screw 6 is inserted into the screw insertion hole 55 of the base material 5 and screwed into the inward fin piece 13 (inward portion 20 d) of the existing upper frame 20 to fix the base material 5 to the existing upper frame 20.
That is, one side surface 53a of the recess 53 is the above-described screw insertion portion 5d, and the other side surface 53e is the above-described opposite side portion 5e.
The mounting screw 6 protrudes from the inward fin piece 13 and is screwed to the base material 5.

The base material 5 is fixed to one of the left and right existing vertical frames 22 as shown in FIG. 8, and is fixed to the other left and right existing vertical frame 23 as shown in FIG.
In other words, the base material 5 is fixed to the left and right existing vertical frames 22 and 23 in the same manner as that to be fixed to the existing upper frame 20, but the left and right existing vertical frames 22 are inwardly directed 22d (inward fin pieces 13). Has only one on the outer side in the out-of-plane direction, the outer-side groove 54 fits into the inward portion 22d, and the left and right other existing vertical frame 23 has an inward portion (inward fin piece 13) in the out-of-plane direction. Since there is only one on the indoor side, the groove 54 on the indoor side fits into the inward portion 22d.

That is, the base material 5 has a pair of grooves 54 so that the base material 5 can be fixed to both the existing upper frame 20 and the left and right existing vertical frames 22 and 23.
The base material 5 fixed to the existing upper frame 20 and the left and right existing vertical frames 22 and 23 may have different shapes.

Next, a third embodiment of the present invention will be described.
This embodiment is different from the second embodiment except that the base material 5 of the second embodiment is fixed by two mounting screws 6.
The base material 5 is fitted into the inward recesses 20c, 22c and 23c of the existing upper frame 20 and the left and right existing vertical frames 22 and 23, and is supported so as not to move in the out-of-plane direction. The shape of the rectangular parallelepiped having the groove 54 into which 20d, 22d, and 23d are fitted is the same as that of the base material 5 of the second embodiment described above, and the base material 5 is the existing upper frame 20 and the left and right existing vertical frames. Since the state attached to 22 and 23 is the same as that of FIGS. 7-9 mentioned above, illustration is abbreviate | omitted.
As shown in FIG. 10, the surface 5 j of the base material 5 has recesses 53 near both ends in the in-plane direction, and has a screw insertion hole 55 continuous to one side surface 53 a of each recess 53 and the groove 54. ing.

  Thus, the base material 5 can be fixed to the existing upper frame 20 and the left and right existing vertical frames 22 and 23 with the two mounting screws 6 separated in the in-plane direction, and the base material 5 can be fixed more firmly.

  DESCRIPTION OF SYMBOLS 1 ... Building frame, 1a ... Opening part, 2 ... Existing sash frame, 3 ... New sash frame, 5 ... Base material, 5a ... Indoor side part, 5b ... Outer side part, 5c ... Out-of-plane direction intermediate part, 5d ... Screw Insertion part, 5e ... Opposite side part, 6 ... Mounting screw, 7 ... Fixing screw, 20 ... Existing upper frame, 20a ... Screwed part, 20c ... Inward recess, 20d ... Inward part, 22 ... One existing vertical frame on either side 22a ... Screwed portion, 22c ... Inward recess, 22d ... Inward portion, 23 ... Existing vertical frame on the other left and right side, 23a ... Screwed portion, 23c ... Inward recess, 23d ... Inward portion, 30 ... New upper frame, 32 ... Left and right One existing vertical frame, 33...

Claims (4)

A modified sash with a newly installed sash frame in the existing sash frame remaining in the opening of the building frame,
The existing upper frame and the left and right existing vertical frames of the existing sash frame have an inward recess that faces inward in the in-plane direction, and an inward portion that goes inward in the in-plane direction in the middle of the out-of-plane direction of the inward recess. Have
A base material is fitted into each of the inward recesses to support the existing upper frame and the existing vertical frame, so as not to move in the out-of-plane direction,
The intermediate portion in the out-of-plane direction of each base material is inserted into the mounting screw of each base material and is inclined toward the in-plane direction. With the opposite side near the other side in the out-of-plane direction that is slanted in the in-plane direction so as to be at a right angle, it has a substantially square shape toward the out-of-plane direction,
Insert a mounting screw only from the screw insertion portion at the intermediate portion in the out-of-plane direction of each base material, and attach the mounting screw to each inward portion so that the head is inward in the in-plane direction from the tip portion. It is fixed by screwing in an oblique posture toward the in-plane direction,
A modified sash, wherein the new upper frame and the left and right new vertical frames of the new sash frame are respectively attached to the existing upper frame and the left and right existing vertical frames with fixing screws screwed into the base material.   The repair sash according to claim 1, wherein the screw insertion portion into which the mounting screw of the base material is inserted is inclined so as to be directed to the indoor side in the out-of-plane direction. The base material includes a substrate in which an intermediate portion in an out-of-plane direction is bent in a substantially C shape toward an out-of-plane direction, an indoor-side outward piece provided on the out-of-plane direction indoor side of the substrate, and the substrate In the cross-sectional substantially U-shaped having an outdoor outward facing piece provided on the outdoor side in the out of plane direction,
The repair sash according to claim 1, wherein one side piece in the out-of-plane direction of the bent portion of the intermediate portion in the out-of-plane direction is the screw insertion portion, and the other side piece in the out-of-plane direction is the opposite side portion . The base material is a substantially rectangular parallelepiped that is fitted in the inward recesses of the existing upper frame and the left and right existing vertical frames and is supported so as not to move in the out-of-plane direction, and on the rear surface, the existing upper frame and the left and right existing vertical frames It has a groove that fits into the inward part, and has a substantially C-shaped concave part in the intermediate part in the out-of-plane direction on the surface, and one side surface of the concave part in the out-of-plane direction and the groove It has a continuous screw insertion hole, this one side as the screw insertion part, the other side as the opposite side part,
The repair sash according to claim 1, wherein a base material is fixed by screwing an attachment screw inserted into the screw insertion hole into the inward portion.

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