JPS6222624Y2 - - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to an inner sash mounting structure for retrofitted double-glazed windows.

In retrofitted double-glazed windows in which an inner sash is retrofitted to an opening in a frame where an outer sash is already installed, the inner sash is usually attached by attaching a framed window frame to the opening in the frame.

However, since the framed window frame is large and heavy, it is very troublesome and difficult to position and attach it to the opening of the frame.

In addition, when adding an inner sash, an airtight material is placed between it and the existing outer sash to maintain airtightness. It is extremely difficult to install it in a uniformly pressed state.

These problems are especially noticeable when the installation work is carried out by one person.

The present invention was devised in view of the above circumstances, and its purpose is to easily position and install the window frame of the inner sash framed in the opening of the frame where the outer sash is already installed, and to provide an airtight material. To provide an inner sash mounting structure for a retrofitted double window window which can be mounted in a uniformly pressed state so as to be evenly crimped.

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a longitudinal cross-sectional view, and FIG. 2 is a cross-sectional view.
The frame opening A has a rectangular shape with a lintel 1, a sill 2, and left and right pillars 3, 3.

B is an outer sash attached to the outside of the frame opening A, and a window frame 7, which has a rectangular shape from the upper frame 4, lower frame 5, and left and right vertical frames 6, 6, is attached to the outer side of the frame opening A, and Inside the window frame 7, outer and inner shoji screens 8 and 9 are installed alternately.

C is an inner sash installed inside the frame opening A, which includes an upper frame 10, a lower frame 11, and left and right vertical frames 12, 1.
Outer and inner shoji screens 14 and 15 are mounted inside a window frame 13 which is framed in a rectangular shape.

The upper frame 10 includes an upper frame main body 16 and a mounting body 17, and the upper frame main body 16 has an upward opening 16' formed by a horizontal wall 20 having outer and inner upper rails 18 and 19, and outer and inner walls 21 and 22 at both ends. An airtight material mounting groove 23 is formed on the outer wall 21, and an airtight material mounting groove 23 is formed on the inner wall 2.
2 has a hollow shape formed by an inner vertical piece 22a and an outer vertical piece 22b bent into a substantially C-shape, and forms a decorative upper edge.

The mounting body 17 has a horizontal wall 24 and outer and inner walls 2 at both ends.
5 and 26 form a downward U-shape that fits into the upward opening 16', and the outer wall 25 is formed with a bent piece 25a that contacts the outer wall inner surface 21a and the downward stepped portion 21b. There is a screw hole 2 in the inner wall 26.
7 is formed, and the mounting body 17 is movable in the vertical direction with respect to the upper frame main body 16 by contacting the inner vertical piece 22a.
Airtight material mounting groove 2 is located above the mounting body 17 of a.
8 is formed.

Further, the lower frame 11 includes a lower frame main body 30 and a mounting body 31, and the lower frame main body 30 has outer and inner lower rails 32, 33.
A hollow side wall 34 and a hollow decorative lower edge 35
A downward connecting hanging piece 36 and an abutting piece 37 are integrally formed on the hollow side wall 34, and a downward groove 38 and an airtight material mounting groove 39 are formed on the outside.

The mounting body 31 has grooves 4 at both ends of the horizontal wall 40.
1 and a rising wall 42 are integrally formed,
The relief tip 36 of the connecting hanging piece 36 is located in the concave groove 41.
a are rotatably fitted, and the mounting body 31 and the lower frame main body 30 are connected rotatably in the vertical direction, and the rising wall 42 is positioned so as to fit into the downward groove 38. An airtight material mounting groove 53 is formed in the inner wall 35a of the decorative lower edge 35.

Further, the vertical frame 12 includes a vertical frame main body 43 and a mounting body 4.
4, the vertical frame body 43 is composed of a hollow vertical wall 45 and a hollow decorative vertical edge 46, and the hollow vertical wall 45 is formed with a horizontal groove 47 and an airtight material mounting groove 48.

The mounting body 44 has a U-shape in which outer and inner bent walls 50 and 51 are formed at both ends of a vertical wall 49, with the outer bent wall 50 fitting into the horizontal groove 47 and the inner bent wall 51 forming a decorative part. The mounting body 44 is in contact with an inner wall 46a of the vertical edge 46 and is movable relative to the vertical frame body 43, and an airtight material mounting groove 52 is formed in the inner wall 46a.

However, in order to install the inner satsushi C, it is necessary to
The left and right vertical frames 10, 11, 12, 12 are connected together, and the connecting hanging pieces 36 of the lower frame main body 30 are attached to the mounting body 31.
It fits into the concave groove 41 and is connected so as to be vertically movable.

In this state, the horizontal wall 40 of the mounting body 31 is fixed to the inner surface 2a of the sill 2 with screws 54. At this time, the mounting body 3
The outward step portion 31a of 1 is positioned in contact with the inner side surface 2b of the sill.

Then, the entire window frame 13 is rotated upward about the pivot connection between the mounting body 31 and the lower frame main body 30 as a fulcrum, and the entire window frame 13 is built into the opening A of the frame.

As a result, the rising wall 42 of the attachment body 31 is fitted and fixed in the downward groove 38 of the lower frame body 30, and the lower frame body 30 is connected and fixed to the attachment body 31, so that the lower frame 1
1 is firmly positioned and attached to the sill 2.

On the other hand, the airtight materials 55, 56, 57 installed in the respective airtight material mounting grooves 23, 39, 48 are attached to the existing outer sash B.
Inner walls 4a, 5 of vertical frames 4, 5, 6, 6
The airtight materials 55, 5 are uniformly pressed to maintain airtightness and are positioned on a, 6a, 6a, respectively.
Even one person can easily and uniformly press and attach the window frame 13 so as to uniformly press 6 and 57.

Then, the mounting body 24 and the mounting body 44 are attached to the inner surface 1a of the lintel 1 and the inner surface 3a of the pillar 3 with screws 58 and 59, respectively. Although not shown, holes for screwing are formed in the upper frame main body 16 and the vertical frame main body 43, respectively, and are closed with blind plugs after screwing.

As described above, the entire window frame 13 is pivoted upward using the pivot connection between the mounting body 31 and the lower frame body 30 as a fulcrum and is built into the frame opening A, so it is easy to position and install. At the same time, it can be easily and evenly pressed to attach the airtight material evenly.

Note that the lower frame main body 30 and the mounting body 31 may be pivotally connected using a hinge or the like so as to be movable up and down.
As shown in the figure, the rising wall 4 of the mounting body 31 of the lower frame 11
2 may be formed with a protruding piece 42a that abuts on the inner wall 5a of the existing outer sash lower frame 5 to position the mounting body 31.

Further, since the upper frame 10 has a mounting body 17 attached to the upper frame main body 16 so as to be movable up and down, the window frame 13
When erecting, the mounting body 17 is moved to the upper frame main body 16 side (downward), and after the window frame 13 is erected in the frame opening A, the mounting body 17 is fixed to the lintel inner surface 1a with screws 58. It is sufficient to attach the upper frame 10 to the lintel 1.

At this time, the mounting body 17 moves upward according to the distance between the upper frame body 16 and the inner surface of the lintel, so even if the vertical dimensions of the frame opening A (the distance between the lintel 1 and the sill 2) differ to some extent, the upper frame 17 can be fixed to the lintel 1, and the window frame 13 can be attached even if the frame opening dimensions are different.

Therefore, the window frame 13 of the inner sash C can be made common, reducing the number of parts and making manufacturing and inventory management easier.

In the embodiment, after fixing the mounting body 17, the screw 63 is inserted into the screw hole 2 from the side wall 20 of the upper frame body 16.
7 to firmly connect the upper frame main body 16 and the mounting body 17.

In addition, since the vertical frame 12 has a structure in which the mounting body 44 is connected to the lower frame main body 43 in a manner that allows left and right movement,
After installing the window frame 13 in the frame opening A, the mounting body 44 can be moved left and right according to the distance between the vertical frame body 43 and the inner surface of the column 3a and fixed with the screws 59.
It can be installed even if the left and right dimensions of the frame opening A (the distance between the left and right pillars) differ to some extent, and as mentioned above, the window frame 13 of the inner sash C can be shared, reducing the number of parts and making manufacturing and inventory management easier. Become.

In addition, in the embodiment, the outer bending wall 51 and the inner wall 4
6a and are firmly connected by screws 64.

Further, according to the embodiment, the upper and lower, left and right vertical frames 10, 1
1 and 12 are formed with decorative edges 22, 35, and 46, which cover the attachment part with the body opening A, giving a beautiful appearance, and each decorative edge airtight material mounting groove 28,
The airtight materials 60, 61, 62 attached to the lintels 53, 52 are attached to the inside surface 1b of the lintel, the inside surface 2b of the sill, and the inside surface 3b of the pillar.
Since they are in contact with each other, it is possible to prevent foreign matter from entering the mounting portion.

Further, the vertical frame 12 may be configured as shown in FIG.

That is, the lower frame main body 43 has a hollow vertical wall 45 and a decorative vertical edge 46, and the hollow vertical wall 45 has an airtight material mounting groove 4.
8, and the mounting body 44 is formed into a U-shape by a vertical wall 49 and outer and inner bent walls 50, 51, and the outer bent wall 50 is in direct contact with the airtight material mounting groove bottom 48', and the inner bent The curved wall 51 is in contact with the inner wall 46a.

Alternatively, as shown in FIG. 5, a screw hole 65 may be formed in the inwardly bent wall 51, and a screw 64 may be screwed into the screw hole 65 from the vertical frame body 43 for connection.

The present invention is as described above, and the lower frame 11 constituting the window frame 13 of the inner sash C connects the lower frame main body 30 and the mounting body 31 so as to be vertically movable at the indoor side position, and the upper frame 10 and The mounting bodies 17 and 44 of the vertical frame 12 are
Since the upper frame main body 16 and the vertical frame main body 43 are provided so as to be movable vertically and horizontally, the window frame 13 can be moved vertically and horizontally.
When mounting on the inner surface of the frame, the mounting body 31 of the lower frame 11 is positioned and fixed in the frame opening A, and the upper frame 10, vertical frame 12, and mounting bodies 17 and 44 are attached to the upper frame body 16 and the vertical frame body 43. The upper frame 10, the vertical frame 12, and the lower frame main body 30 are rotated into the frame body opening A using the mounting body 31 of the lower frame 11 as a fulcrum, while moving inward so as not to interfere with the frame body opening A. After that, attach the mounting bodies 17 and 44 to the upper frame body 17 and the vertical frame body 4.
Move up and down and left and right with respect to 3 to open the frame opening A.
It can be connected closely to the inner surface of the lower frame body 3.
The downward groove 38 of the window frame 13 and the rising wall 42 of the mounting body 31 are tightly fitted and the positions of both are regulated.
The entire structure is positioned in the direction of the interior/outside of the frame opening A, and the mounting body 31 of the lower frame 11 and the lower frame main body 30 are temporarily fixed, and the mounting bodies 17 and 44 of the upper frame 10 and the vertical frame 12 are attached to the frame. When connecting to the inner surface of the opening A, it can be easily connected without rattling.

Therefore, in order to install the inner sash C, the mounting body 31 of the lower frame 11 is positioned and fixed in the frame opening A, and the window frame 13 is moved upward using the connection between the mounting body 31 and the lower frame body 30 as a fulcrum. The mounting bodies 17 and 44 can be connected to the inner surface of the frame body opening A by rotating them and inserting them into the frame body opening A, and the lower frame body 30
Since the downward groove 38 and the rising wall 42 of the mounting body 31 can be used for positioning and temporary fixing in the indoor and outdoor directions, the inner sash C can be easily positioned and installed inside the frame opening A, and can be easily connected to the existing outer sash C. It can be easily installed by pressing it evenly, like pressing the airtight material evenly in between.

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention.
The figure is a longitudinal sectional view, FIG. 2 is a horizontal sectional view, FIG. 3 is a longitudinal sectional view showing other embodiments of the lower frame attachment part, and FIGS. 4 and 5 are different embodiments of the vertical frame attachment part. FIG. 3 is a cross-sectional view showing an example. A is the frame opening, B is the outer sash, C is the inner sash, 10 is the upper frame, 11 is the lower frame, 12 is the vertical frame, 1
6 is the upper frame body, 17 is the mounting body, 30 is the lower frame body,
31 is the mounting body.

Claims (1)

[Scope of utility model registration request] In a double-glazed window in which an inner sash C is retrofitted inside a frame opening A in which an outer sash B is already installed, the window frame 13 of the inner sash C is divided into an upper frame 10, a lower frame 11, and left and right vertical frames 12, 12 is formed into a rectangular shape, and the upper frame 10 has a structure in which a mounting body 17 is provided on the upper frame main body 16 so as to be movable up and down, and the lower frame 11 is attached to the mounting body 31 and the lower frame main body 30 at the indoor side position. A downward groove 38 that is connected to be vertically movable and that tightly fits into the outdoor side positions of the lower frame main body 30 and the mounting body 31.
and a rising wall 42 are formed facing each other, and the vertical frame 12 is provided with a mounting body 44 on a vertical frame main body 43 so as to be movable left and right. Satsushi mounting structure.