JP2001055803A - Mounting structure for metal-made heat insulating inner wall frame at window frame part - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mounting structure capable of fixing a metal-made heat insulating inner wall frame suitably and easily on the upper and lower sides of a window at specified positions when a construction method is performed where insulators are provided inside a wall using a metal-made heat insulating inner wall frame. SOLUTION: This mounting structure for metal-made heat insulating inner wall frame at a window frame part is formed so that a support 5 comprising a vertical plate 5a, a horizontal plate 5b, and a tongue-shaped hooking piece 5d having one end at the tip of the vertical plate 5a on the surface opposite to the horizontal plate 5b and extending to the base side of the vertical plate 5a is fixed so that the vertical plate 5a is faced to a side opposite to a window, the horizontal plate 5b is faced to an indoor, the hooking piece 5d is hooked to an indoor side flange part 6a of a U-shaped window part framework 6 to fix to the indoor side-face of the window part framework 6, and the metal-made heat insulating inner wall frame 4 is fixed to the horizontal plate 5b using a fixture 7.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a method of mounting a heat insulating inner wall frame made of metal for simplifying installation of a heat insulating material provided inside a wall of a building such as a house at an upper portion and a lower portion of a window frame portion. The mounting structure that can be used.

[0002]

2. Description of the Related Art Conventionally, as a construction method for providing a heat insulating material inside a wall at an upper portion and a lower portion of a window frame portion, a wooden heat insulating inner wall frame 14 is fixed to a window portion frame 6 as shown in FIG. There is known a method of fixing to a window sill 11 or a window lintel 12 that has been set. This wooden insulated inner wall frame 14 is
A wooden frame 14b formed by combining a with the upper chord material (not shown) and the lower chord material (not shown) so as to have a rectangular outer shape.
A frame is constituted by the horizontal rail 14c connecting the vertical rails 14a to each other inside the wooden frame 14b, and a heat insulating material 15 is attached to portions corresponding to upper and lower portions of the window. Before or after the vertical bar 14a is built, a portion that interferes with the window indicated by the two-dot chain line in FIG. 7 is cut off. The heat insulating material 15 is made of a heat insulating material such as glass wool, rock wool, and has an outer shape of the wooden frame 14b and the horizontal rail 14b.
It is formed to be substantially rectangular along the inside surrounded by c.

[0003] The wooden heat insulating inner wall frame 14 is
When attaching to the window lintel 1 or the window lintel 12, a wall puff 16 is fixed to the indoor side of the window lintel 11 or the window lintel 12 with a nail 17, and the wooden plinth 16 The horizontal rail 14c of the heat-insulating inner wall frame 14 is fixed with nails 17, and then the vertical rails 14a are also fixed with nails 17. In addition, the wooden heat insulating inner wall frame 14 is
At the same time, the lower chord material (not shown) and the upper chord material (not shown) are also fixed to predetermined locations with nails.

FIG. 8 shows a cross section of the upper and lower portions of the window frame after the above-mentioned construction. The window stand 11 or the window lintel 12 is provided along the inside of the window frame 6. A sash 13 is fixed to this window sill 11 or window lintel 12, and the indoor end of the sash 13 is attached to a frame 18 with screws or the like. An outer wall plate 19 is attached, and a horizontal rail 1 of the wooden insulated inner wall frame 14 is attached to the wall puffing member 16 fixed to the indoor side of the window sill 11 or the window lintel 12 with a nail 17.
4c is fixed by driving a nail 17 from the indoor side.

By the way, the wooden heat-insulating inner wall frame 14 is
Due to the wooden shape, a step is generated in the wooden frame 14b due to the warpage of the tree or an error in the cross-sectional dimension of the wooden frame 14b, which adversely affects the subsequent construction or deteriorates the appearance. Have a problem.

[0006] In order to solve these problems, the applicant of the present invention has proposed a metal frame formed so as to have a rectangular outer shape, as will be described in detail in the section of “Embodiments of the Invention” later. And an internal heat insulating material provided inside surrounded by the frame,
A newly developed construction method of providing a heat insulating material inside a wall using a metal heat insulating inner wall frame having substantially the same outer shape as the frame body and having a back heat insulating material provided on the back side surface of the frame body. did. The metal heat-insulating inner wall frame is formed so as to match the arrangement interval of the window frame assembly, and the heat-insulating material is formed only by fitting and fixing the metal heat-insulating inner wall frame to the window frame assembly. Since it can be attached to the window frame, it is possible to easily perform the heat insulating material provided inside the wall.
Further, since the frame is made of metal, the finishing accuracy after mounting is improved.

However, in the case where the heat insulating material for providing the metal heat insulating inner wall frame at the upper and lower portions of the window as described above is used, the wooden heat insulating inner wall frame 14 as in the above conventional example is attached to the window sill. If the mounting method of hitting the window 11 or the window lintel 12 with the nail 17 is adopted, a new problem described below occurs.

The member constituting the metal heat-insulating inner wall frame 4 is formed by bending a metal shaped steel or a thin plate. As shown in FIG. 9, the upper and lower parts of the metal heat-insulating inner wall frame 4 are also members formed of a thin plate,
In order to hold the internal heat insulating material 2, a U-shaped cross section member 20 is provided so as to have an opening on the side of the internal heat insulating material 2. However, if the nail 17 is to be driven into the U-shaped section member 20 from the indoor side for installation, the U-shaped section member 20 does not have much rigidity in the driving direction of the nail 17 or U-shaped section member 20
Is formed of a thin metal plate, so that it is difficult to drive the nail 17 into the metal plate, and it may be deformed like the U-shaped section member 20 shown in the upper part of FIG. Further, the metal heat-insulating inner wall frame 4 has a soft rear heat-insulating material 3
Between the window stand 11 and the window lintel 12, it is not easy to keep the determined position L in the appropriate thickness direction, and the nail 17 is checked while visually checking the position L.
It was necessary to hit and was troublesome. Further, it is necessary to attach the metal heat-insulating inner wall frame 4 at an appropriate position determined in the height direction. For this purpose, when the nail 17 is driven in to fix the metal heat-insulating inner wall frame 4, The metal insulated inner wall frame 4 must be supported by the hand from below and moved until it reaches the above-mentioned determined appropriate position, and there is a problem that a burden is imposed on the operator. Therefore, a new mounting structure for mounting the metal heat-insulating inner wall frame 4 to the window frame 6 has been required.

[0009]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and an object of the present invention is to provide a construction method for providing a heat insulating material inside a wall using a metal heat insulating inner wall frame. An object of the present invention is to provide a mounting structure that can suitably and easily fix a metal heat-insulating inner wall frame at a predetermined position at an upper portion and a lower portion of a window.

[0010]

According to the first aspect of the present invention, there is provided a mounting structure for a metal heat insulating inner wall frame of a window frame portion, the metal frame having a rectangular outer shape, and the frame. A window frame of a metal heat-insulating inner wall frame having an internal heat insulating material provided inside and surrounded by a back surface, and having substantially the same outer shape as the frame body and a rear heat insulating material provided on a back side surface of the frame body. A vertical part plate, a horizontal part plate provided by forming an L-shaped cross section with the vertical part plate, and an opposite side of the vertical part plate to the horizontal part plate A tongue-shaped latching piece having one end at the end of the surface and extending to the base side of the vertical plate and having a horizontal boundary with the vertical plate; and the horizontal plate A support fitting having a mounting hole drilled in the vertical part plate is directed to the opposite side to the window,
The horizontal part board is directed to the indoor side, and the hooking piece is hung on the indoor side flange part of the window frame having a U-shaped cross section and fixed to the indoor side surface of the window frame, The metal heat-insulating inner wall frame is fixed to a surface of the horizontal part plate on a side opposite to the window using a fixing tool.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a mounting structure of a heat insulating inner wall frame of a window frame according to an embodiment of the present invention. The mounting structure of the metal heat-insulating inner wall frame of the window frame portion according to the embodiment of the present invention has a rectangular outer shape as shown in FIG. 1 and FIGS. 2 and 3 which are AA cross-sectional views of FIG. A metal frame 1 formed on the inside, an internal heat insulating material 2 provided inside surrounded by the frame 1, and an outer shape substantially the same as the frame 1, It is a mounting structure to the upper and lower portions of a window frame portion of a metal heat insulating inner wall frame 4 having a rear heat insulating material 3 provided on a surface, and a vertical plate 5a and an L-shaped cross section with the vertical plate 5a. Horizontal plate 5b formed and provided
A vertical portion of the vertical portion plate 5a, which has one end at a tip end of a surface opposite to the horizontal portion plate 5b and extends to the root side of the vertical portion plate 5a and a boundary portion with the vertical portion plate 5a. A supporting member 5 having a tongue-shaped hooking piece 5d provided horizontally with a mounting hole 5e formed in the horizontal part plate 5b is arranged so that the vertical part plate 5a is opposite to a window. And the horizontal portion plate 5b is directed toward the indoor side, and the latching piece 5d is hooked on the indoor side flange portion 6a of the window frame 6 having a U-shaped cross section. , And the metal heat-insulating inner wall frame 4 is fixed to a surface of the horizontal portion plate 5b on the side opposite to the window by using a fixing tool 7. Hereinafter, this will be described in more detail.

The metal heat insulating inner wall frame 4 is shown in FIGS.
As shown in FIG. 5, which is a cross-sectional view taken along line BB of FIG. 5, a metal frame 1 formed by combining a vertical frame 1a and a horizontal frame 1b so as to have a rectangular outer shape is surrounded by the frame 1. A metal frame 1c that connects the vertical frames 1a or the horizontal frames 1b to each other and reinforces the frame 1 in the inside thereof forms a frame. The outer dimensions of the frame 1 are formed so as to match the arrangement intervals of the window frame 6 to which the metal heat insulating inner wall frame 4 is attached.

[0013] The inside of the frame 1 is
The internal heat insulating material 2 is provided so as not to interfere with c.
The inner heat insulating material 2 is formed by housing a heat insulating material such as glass wool, rock wool or the like in a bag body. Are formed so as to have an elongated rectangular shape having substantially the same shape as the space surrounded by. The internal heat insulating material 2
Is mounted in a space surrounded by the frame 1 and the bar 1c, and is sandwiched from both sides by a back heat insulating material 3 and a moisture-proof sheet 8 described later.

A backside heat insulating material 3 is provided on the back side surface of the frame 1, that is, on the outdoor side surface. The backside heat insulating material 3 is configured by housing a heat insulating material such as glass wool or rock wool in a bag body, and its outer shape is the frame 1
Is formed so as to have a substantially rectangular shape having substantially the same shape as that of the outer shape. At the time of mounting, as shown in FIG. 6, the back heat insulating material 3 is arranged so as to be superimposed on the back side surface of the frame 1,
This is performed by arranging a backing plate 9 such as a plastic plate on the indoor side surface of the backside heat insulating material 3 and driving a staple 10 from above to fix the staple 10 to the frame 1 or the bar 1c. Note that a nail or the like can be used instead of the staple 10. As shown in FIG. 4 or FIG. 5, a thin moisture-proof sheet 8 is attached to the entire front surface 1 d of the frame 1.

As shown in FIG. 3, the support member 5 is formed by bending a rectangular plate material into an L-shaped cross section so as to have a vertical plate 5a and a horizontal plate 5b orthogonal to the vertical plate 5a. It is. Further, at the tip of the surface of the vertical part plate 5a on the side opposite to the horizontal part plate 5b, it is cut and bent in a U-shape leaving one end as a boundary part 5c with the vertical part plate 5a. There is provided a tongue-shaped engaging piece 5d extending to the base side of the vertical plate 5a. The boundary 5c of the hooking piece 5d is provided horizontally left and right. For this reason, if this hook piece 5d is hooked on the flange portion 6a of the window shaft assembly 6, the horizontal plate 5b is naturally installed horizontally. The vertical plate 5a and the hook 5
The gap with respect to d has a thickness substantially equal to or less than the thickness of the flange portion 6a of the window shaft assembly 6. Therefore, rattling after mounting is small. The horizontal part plate 5b is provided with a mounting hole 5e for fixing the lower surface of the metal heat-insulating inner wall frame 4 using a fixing tool 7.

The window frame 6 is, as shown in FIG. 1 or FIG. 2, a channel steel having a U-shaped cross section, and a frame (FIG. 1) provided on both sides of the window in the vertical direction. Outside) are connected to each other and horizontally provided at the upper and lower portions of the window frame. Usually, the window stand 1 is provided on the window side of the window frame 6.
1 or a window lintel 12 is fixed, and a sash 13 is attached to the window sill 11 or the like with nails or the like.

When the metal heat insulating inner wall frame 4 is mounted on the window frame 6, first, as shown in FIG. 1 or FIG. 2, the support bracket 5 is first turned with the horizontal plate 5b facing the indoor side. With the vertical plate 5a facing away from the window,
A hook 5d provided on the vertical plate 5a is engaged with the window-side flange 6a of the window frame 6 and attached to the window frame 6. At this time, the support fitting 5 is engaged with the flange 6a on the indoor side between the engaging piece 5d and the vertical plate 5a. For this reason, after mounting, there is no backlash or the like, and it is fixed firmly. Further, since the boundary portion 5c of the hook piece 5d is provided in parallel with the horizontal portion plate 5b, the horizontal portion plate 5b is parallel to the surface of the window frame 6 on the window side. That is, the horizontal plate 5b is naturally arranged horizontally.

Next, the metal heat insulating inner wall frame 4 is installed on the surface of the horizontal part plate 5b opposite to the window, and the edge of the horizontal part plate 5b and the indoor side of the heat insulating inner wall frame 4 are placed. Side of the
As shown in part C of FIG. 2, the metal heat-insulating inner wall frame 4 is aligned and fixed to the horizontal plate 5b with screws (fixtures) 7.
At this time, since the horizontal part plate 5b is provided horizontally, the metal heat insulating inner wall frame 4 is also installed horizontally.

[0019]

According to the first aspect of the present invention, there is provided a mounting structure for a metal heat-insulating inner wall frame of a window frame portion, the vertical portion plate, a horizontal portion plate formed to form an L-shaped cross section with the vertical portion plate, A tongue extending at the base of the vertical plate while having one end at the end of the surface of the vertical plate opposite to the horizontal plate, and having a horizontal boundary with the vertical plate; -Shaped latching piece, and a support fitting having a mounting hole formed in the horizontal portion plate,
The vertical plate is turned to the opposite side to the window, the horizontal plate is turned to the indoor side, and the latching piece is hooked to the indoor flange of the window frame having a U-shaped cross section. Since the structure is fixed to the indoor side surface of the window frame, and the metal heat-insulating inner wall frame is fixed using a fixing tool on the surface on the opposite side to the window of the horizontal part plate, The support bracket can be attached simply by inserting the hook into the flange of the window frame. Further, the position of the metal heat insulating inner wall frame in the thickness direction is determined by aligning the edge of the horizontal part plate with the indoor side surface of the metal heat insulating inner wall frame, and the vertical position is the horizontal part plate. Since it is determined by the position of the metal heat insulating inner wall frame, it is not necessary to pay extra attention to positioning, and the metal heat insulating inner wall frame can be suitably and easily attached.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a mounting structure of a metal heat insulating inner wall frame of a window frame portion according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a perspective view of a support fitting according to the embodiment of the present invention.

FIG. 4 is a perspective view showing a metal heat insulating inner wall frame according to the embodiment of the present invention.

FIG. 5 is a sectional view taken along line BB of FIG. 4;

FIG. 6 is a diagram showing a structure for attaching a back surface heat insulating material to a frame.

FIG. 7 is a perspective view showing a method of applying a heat insulating material inside a wall according to a conventional example.

FIG. 8 is a cross-sectional view showing a method of applying a heat insulating material to a window frame according to a conventional example.

FIG. 9 is an explanatory diagram showing a problem that occurs when the metal heat-insulating inner wall frame is attached to a window sill or a window lintel.

[Explanation of symbols]

 Reference Signs List 4 Insulated metal inner wall frame 5 Supporting bracket 5a Vertical part plate 5b Horizontal part plate 5d Hanging piece 6 Window frame 6a Flange 7 Fixture

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Kazuo Nakahara 1-88, Oyodonaka, Kita-ku, Osaka-shi F-term in Sekisui House Co., Ltd. (reference) 2E001 DB01 DD01 FA06 FA32 GA01 GA24 GA55 GA66 HA32 HA33 HB01 KA03 LA06 LA12 2E002 EC02 FA02 FB22 HA03 MA05 MA33

Claims (1)

[Claims] 1. A metal frame formed so as to have a rectangular outer shape, an internal heat insulator provided inside the frame, and an outer shape substantially the same as the frame. A mounting structure on the upper and lower portions of a window frame portion of a metal heat-insulating inner wall frame having a back surface heat insulating material provided on a back side surface of the frame body, comprising: a vertical portion plate; A horizontal part plate provided in a shape of a letter, and extending to the root side of the vertical part plate while having one end at a tip of a surface of the vertical part plate opposite to the horizontal part plate, and A support fitting having a tongue-shaped latching piece having a boundary portion with the vertical portion plate provided horizontally, and a mounting hole formed in the horizontal portion plate, wherein the vertical portion plate is opposed to a window. Side, the horizontal part plate is directed to the indoor side, and the hanging piece is formed on the indoor side flange portion of the window frame having a U-shaped cross section. Combined, and fixed to the indoor side surface of the window frame, wherein the metal heat-insulating inner wall frame is fixed to a surface of the horizontal part plate opposite to the window using a fixing tool. The mounting structure of the metal heat insulation inner wall frame of the window frame part.