JPH05280256A - Coupling device for double window frames and method of coupling thereof - Google Patents

Abstract

PURPOSE:To simply couple an outer window frame with an inner window frame even in a construction site with the use of a simple auxiliary member. CONSTITUTION:Protrusion pieces 12, 13 are formed on room inside facing surfaces 9, 10 of upper, lower and vertical frames 3, 4, and these frames are assembled one another so as to form an outer window frame 1. Protrusion parts 18, 19 adapted to be superposed with the protrusion pieces 12, 13 are formed on the room outside facing surfaces 15, 16 of upper, lower and vertical frames 6, 7, and grooves 27, 28 are formed on the front surfaces thereof. Coupling members 24, 26 for coupling both window frames 1, 2 together are fitted in the grooves 27, 38, and then gas tight members 30, 22 are fitted in the grooves 27, 28. Thereafter, the frames are assembled together so as to form an inner window frame 2. Then, the window frames 1, 2 are superposed with each other, and then coupling members 24, 26 are fastened by means of screws or the like, outside of the protrusion pieces 12, 13 so as to simply couple the window frames 1, 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a double-layer structure in which an outer window frame and an inner window frame, in which upper and lower vertical frames have already been framed, are superposed, and both window frames are connected through a connecting member mounted on the window frame. It relates to the connection of window frames.

[0002]

2. Description of the Related Art A conventional double window frame connecting method of an outer window frame and an inner window frame is as follows. First, an upper frame of the outer window frame and an upper frame of the inner window frame, and a lower frame of the outer window frame and the inner window. The lower frame of the frame, the vertical frame of the outer window frame and the vertical frame of the inner window frame, after mounting the members equipped with the respective frame materials, and then connecting the respective frame materials, and then connecting the respective upper and lower It is known that a vertical window frame is used to complete a double window frame. (For example, see Japanese Utility Model Publication No. 57-29034) As yet another connecting method, each frame material of the outer window frame and each frame material of the inner window frame are integrally molded from the beginning, and the molded upper and lower vertical frames are formed. It is also known to complete a double window frame by using a four-sided frame.

[0003]

The above-mentioned known outer window frame and inner window frame, which are the upper frame and the upper frame, the lower frame and the lower frame, and the vertical frame and the vertical frame, are first connected and then framed. In the method of completing the double window frame, it is extremely difficult to perform the operation of connecting both window frames at the construction site, and since it has to be completed at the time of shipping the product, the product becomes large and it is extremely inconvenient to handle. .. Furthermore, the method of completing the double window frame by using the integrally molded frame material is also inconvenient in terms of handling due to the large size of the product.

The connecting device and method for connecting the outer window frame and the inner window frame of the present invention solves the above-mentioned problems, and uses the framed outer window frame and inner window frame with auxiliary members, even at a construction site. Even if there is, it is an object to provide a device or a connecting method that can connect both window frames extremely easily.

[0005]

In order to achieve the above-mentioned object, the features of the double window frame connecting device and connecting method of the present invention are that the upper and lower vertical frames are framed to form an outer window frame and an inner window frame. A protruding strip is provided on the indoor-side facing surface of the outer window frame in the double window frame, and a polymerizable projecting portion that faces the protruding strip is provided on the outdoor-side facing surface of the inner window frame. A groove is formed on the overlapping surface of the protrusion and an outward groove is formed on the front surface. A connecting material for connecting both window frames is loosely fitted in the groove and an airtight material is fitted in the groove. The main configuration is a double window frame connecting device that inserts the two window frames in a superposed state and tightens the projecting piece and the connecting material to connect the both window frames.

Then, a convex portion is provided on the overlapping surface of the protruding strip projecting on the indoor facing surface of the outer window frame, and is loosely fitted in the concave groove of the projecting portion provided on the outdoor facing surface of the inner window frame. The connecting piece is provided with a recess in the surface that abuts the protruding piece, and the elastic piece is arranged between the bottom of the connecting material and the bottom of the groove groove to engage the protruding portion and the recess. This is a double window frame connecting device.

Further, in the method of connecting the double window frames, the outer window frame is formed by forming the outer window frame by framing the upper and lower vertical frames in which the protruding strips are projected on the inner surface of the outer window frame. Insert a long airtight material into the concave groove on the front surface of the protruding part provided on the surface, loosely fit the connecting material for connecting both window frames to the groove groove provided on the overlapping surface of the protruding part, A method for connecting double window frames, in which the vertical window frame is used to form the inner window frame, and then both window frames are polymerized to fasten the connecting material from the outside of the protruding strip of the outer window frame to connect both window frames. Is the main configuration.

[0008]

The connection of the double window frame of the present invention is as described above, and the members which must be mounted on the upper and lower vertical frames of the inner window frame, such as the connecting material and the airtight material, are attached to the inner window frame. On the other hand, the projecting strips of the outer window frame and the projecting portions of the inner window frame, which are framed on the one hand, are fitted, and the outer window frame and the inner window frame are polymerized, and from the outside of the projecting strips provided on the outer window frame. The outer window frame and the inner window frame are coupled by tightening the coupling material loosely fitted to the inner window frame with a screw or the like.

It is to be noted that a convex portion is provided on the inner surface of the protruding strip projecting from the surface of the outer side window frame facing the interior side, and the outer window frame and the surface of the connecting member disposed on the protruding portion of the inner side window frame are provided with the above-mentioned structure. Providing a concave portion that engages with the convex portion, both window frames are overlapped, the convex portion of the protruding piece and the concave portion of the connecting material are engaged, and after temporarily fixing both window frames, the both window frames are fixed with screws or the like. Tighten and connect.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a double window frame connecting device and connecting method according to the present invention will be specifically described below with reference to the drawings.

The drawings show an embodiment of the present invention. The first embodiment shown in FIGS. 1 to 4 is an outer window frame 1
Is formed by forming an upper frame 3, a lower frame 4, and vertical frames 5, 5 into a four-sided frame, and an inner window frame 2 is also formed by forming an upper frame 6, a lower frame 7, and vertical frames 8 and 8 into a four-sided frame. .. The upper frame 3, the lower frame 4, and the vertical frames 5 and 5 of the outer window frame 1 are provided on the indoor-side facing surfaces 9, 10, 11, and 11 facing the inner window frame 2, and have projections of equal length projecting to the indoor side. The strips 12, 13, 14 and 14 are projected and the outer window frame 1 is completed.

On the other hand, the outdoor side opposing surface 1 of the upper frame 6, the lower frame 7, and the vertical frames 8, 8 of the inner window frame 2 that faces the outer window frame 1.
5, 16, 17 and 17 have the above-mentioned protruding strips 12, 13, 1
Nos. 4, 19, 14 and projections 18, 19, 20, 20 having substantially the same length
Is provided, and the protrusions 18, 19, 20, 20 are formed so as to be fitted inside the protruding strips 12, 13, 14, 14 so that they can overlap. Furthermore, this protrusion 18,
The strips 12, 13, 1 at 19, 20, 20
4, 14 and 14, on the overlapping surface, the groove grooves 21, 22,
23, 23 are formed, and these groove grooves 21, 22, 23,
Reference numeral 23 is formed in a groove shape or a dovetail shape having a protrusion on the inlet side. Then, the connecting members 24, 25, 25, 26 made of plastic are loosely fitted in the groove grooves 21, 22, 23, 23, and the projecting pieces project to both sides at the bases of the connecting members 24, 25, 25, 26. And the recessed grooves 21, 22,
The outer surface side of the groove is formed so as not to be pulled out when it is loosely fitted in 23, 23.

The connecting members 24, 25, 25, 26 may be in the form of short pieces or long ones, and in this embodiment, the grooves 21, 23 of the upper frame 6 and the vertical frames 8, 8 are formed. , 23, several pieces of short piece-like connecting members 24, 25, 25 are attached, and a long connecting member 26 is attached to the groove 22 of the lower frame 7. As in the embodiment shown in FIG. 5, the upper frame 6 and the vertical frames 8 and 8 are provided in the concave groove 22 'provided in the projecting portion 19' of the lower frame 7.
Groove portions 21, 23 provided on the protruding portions 18, 20, 20 of
It is also possible to use a connecting member 26 'of the same type as the connecting members 24, 25, 25 loosely fitted in 23, that is, a connecting member in the form of a short piece. Outward grooves 27, 28, 29, 29 are provided on the front surfaces of the protrusions 18, 19, 20, 20. Of these grooves, the grooves 27, 29, 29 are made of plastic or rubber having the same surface. Long-sized airtight material that also serves as heat insulation 3
0, 31, 31 are fitted and inserted, and a long airtight material 32 made of plastic or rubber with a key-shaped surface is fitted in the concave groove 28 of the lower frame 7, and these upper and lower vertical frames 6, 7, The inner window frame 2 is completed by frame-forming 8 and 8 in four directions.

Next, in order to overlap and connect the outer window frame 1 and the inner window frame 2, first, as shown in FIG. 1, to the upper surface of the protruding strip 13 provided on the lower frame 4 of the outer window frame 1. , The connecting member 2 fitted in the groove 22 provided in the protruding portion 19 of the lower frame 7 of the inner window frame 2
6 is placed, and a key-shaped protruding piece of a long airtight member 32 fitted in the concave groove 28 on the front surface of the protruding portion 19 is arranged so as to be interposed between the lower frame 4 and the lower frame 7. , Inner window frame 2 to outer window frame 1
To the inner window frame 2 of the lower frame 7 of the inner window frame 2
The connecting member 26 fitted in 2 is fastened with screws 33 so as to penetrate the connecting member 26 and the concave groove 22 from the outside of the protruding strip 13 provided on the lower frame 4 of the outer window frame 1. At the same time, the upper frame 6, the vertical grooves 8, 23 of the groove grooves 21, 23,
The connecting members 24, 25, 25 loosely fitted in 23 are fastened by screws 34, 35, 35 from the outside of the projecting strips 12, 14, 14 provided on the outer window frame 1, so that both window frames 1 2 are connected and fixed.

Further, as shown in FIG. 5, from the outside, that is, the lower surface of the protruding strip 13 provided on the lower frame 4 of the outer window frame 1, the upper frame 6 is formed.
It is also possible to fasten a connecting member 26 'of the same type as the connecting member 24 used in Fig. 6, and unlike the embodiment shown in Fig. 6, unlike the connecting method of the lower frame in the first embodiment, the outside window Frame 1
The protruding strip 13 ″ projecting from the lower frame 4 is provided at the upper end portion of the lower frame 4 and is also a recessed groove 22 ″ recessed in the projecting portion 19 ″ of the lower frame 7 in the inner window frame 2. Is provided on the bottom surface of the lower frame 7, and the connecting member 26 ″ fitted into the groove 22 ″ is formed to have a flat top surface. A screw 33 ″ is inserted from the upper surface of the protrusion 13 ″ and fastened to the connecting member 26 ″. In the case where the connecting member 26 ″ is in the form of a short piece, it is sufficient to fill the voids formed between the connecting members 26 ″ with a filler to close the voids.

Further, as in the embodiment shown in FIG. 7, the projecting strips 12 and 14 provided on the upper frame 3 of the outer window frame 1 and the vertical frames 5 and 5,
A convex portion 36 is provided on the overlapping surface of 14 and is formed in the upper frame 6 of the inner window frame 2 on one side and the groove portions 21, 23 and 23 concavely formed on the protruding portions 18, 20 and 20 of the vertical frames 8 and 8. Is a connecting member 2 that is loosely fitted
A concave portion 37 is provided on the surface of each of the connecting members 24, 25, 25, and the bottom portions of the connecting members 24, 25, 25 and the recessed groove portions 21, 23, 23.
When the elastic piece 38 is disposed between the bottom portions of the above, when the inner window frame 2 is fitted and superposed on the outer window frame 1, the convex portion 36 and the concave portion 3 are formed.
The engagement with 7 is pressed by the elastic piece 38, and both window frames 1,
No. 2 is temporarily fixed, and the screw fixing work performed thereafter can be smoothly performed.

Finally, when the lower frame 4 of the outer window frame 1 and the lower frame 7 of the inner window frame 2 are connected as in the embodiment shown in FIG. The connecting member 42 is provided with a convex portion 39 on the overlapping surface and is loosely fitted in the groove 41 formed in the protruding portion 40 of the lower frame 7 in the inner window frame 2, and the concave portion 43 is concave on the surface thereof. The elastic piece 44 is also provided at the bottom of the connecting member 42. When both window frames 1 and 2 are fitted and polymerized, the convex portion and the concave portion 43 are locked, and the elastic piece 44 is also attached.
Since the two window frames 1 and 2 are temporarily fixed because they are pressed by the same as in the first embodiment, the subsequent screw fixing work can be performed smoothly.

[0018]

The double window frame connecting device and method according to the present invention have the above-described structure, and the structure has the following effects.

In the double window frame, a projecting strip is provided on the surface of the outer window frame facing the interior side, and a projecting portion facing the projecting strip is provided on the surface facing the outdoor side of the inner window frame. A groove groove is provided on the overlapping surface of the protrusion and an outward groove is formed on the front surface,
A connecting material for connecting both window frames is loosely fitted in the groove, and an airtight material is inserted in the groove, and the protruding piece and the connecting material are fastened to each other while the window frames are overlapped. By connecting the frames, the double window frame can be assembled much easier and quicker than the conventional method, especially the connection installed in the upper frame, the lower frame and the vertical groove of the inner window frame. Since the material is in a loose fitting state, if the screw is fixed from the outside of the ridge piece, the connecting material will be drawn to the ridge piece side, and the protruding part will be drawn accordingly, and the connection of both window frames will be firm. .. Therefore, the connection operation of both window frames can be easily performed, and since it is possible to assemble even at the construction site, it is not necessary to ship the assembled large product, which is extremely convenient in handling.

Further, a convex portion is provided on the overlapping surface of the projecting strips projecting from the upper frame, the lower frame, and the vertical frame of the outer window frame facing the indoor side, and the upper frame, the lower frame, and the vertical frame of the inner window frame are provided. The connecting member loosely fitted in the grooved groove of the protruding portion provided on the surface facing the outside of the chamber is provided with a recess in the surface that abuts the protruding piece, and between the bottom of the connecting member and the bottom of the grooved groove. When the inner window frame is superposed on the outer window frame by arranging the elastic piece in the, the upper frame, the lower frame of the outer window frame, and the convex portion provided on the overlapping surface of the protruding strip provided on the vertical frame , The upper frame, the lower frame of the inner window frame, the recesses provided on the surface of the connecting material loosely fitted in the recessed groove of the protruding portion of the vertical frame, further, the bottom of the connecting material and the groove Since the elastic piece is arranged between the bottom part,
The elastic force makes the engagement between the convex portion and the concave portion more reliable, and since both window frames are temporarily fixed, there is an effect that the screw fastening work performed thereafter can be performed very easily.

Further, the outer window frame is formed by framing the upper and lower vertical frames in which the protruding strips are provided on the surface of the outer window frame facing the indoor side,
Insert a long airtight material into the concave groove on the front surface of the protrusion provided on the surface facing the outdoor side of the inner window frame, and insert it into the groove groove provided on the overlapping surface of the protrusion on the upper frame, the lower frame, and the vertical frame. After loosely fitting a connecting material for connecting both window frames and forming an inner window frame by framing the upper and lower vertical frames, the two window frames are polymerized to connect the connecting material from the outside of the protruding strip of the outer window frame. The method of connecting both window frames by tightening, the framed outer window frame, and the inner window frame equipped with a predetermined member and framed may be simply polymerized to connect both window frames, The connecting method is extremely simple, and as described above, this connecting method can be easily adopted and implemented at the construction site, which is an extremely convenient method.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view showing a state in which an inner window frame is hooked on an outer window frame.

FIG. 2 is a vertical cross-sectional view showing a state in which an outer window frame and an inner window frame are connected to each other.

FIG. 3 is a cross-sectional view showing a state before the inner window frame (vertical frame) is connected to the outer window frame (vertical frame).

FIG. 4 is a cross-sectional view showing a state after connecting the outer window frame (vertical frame) and the inner window frame (vertical frame).

FIG. 5 is a cross-sectional view showing a state after connecting the outer window frame (lower frame) and the inner window frame (lower frame).

FIG. 6 is a vertical cross-sectional view of another embodiment of a connecting portion between an outer window frame (lower frame) and an inner window frame (lower frame).

FIG. 7 is a cross-sectional view of a case where a connecting member including an elastic piece is used in a connecting portion between an outer window frame (upper frame and vertical frame) and an inner window frame (upper frame and vertical frame).

FIG. 8 is a cross-sectional view of a case where a connecting member including an elastic piece is used in a connecting portion between an outer window frame (lower frame) and an inner window frame (lower frame).

[Explanation of symbols]

 1 Outer Window Frame 2 Inner Window Frame 3 Upper Frame (Outer Window Frame) 4 Lower Frame (Outer Window Frame) 5 Vertical Frame (Outer Window Frame) 6 Upper Frame (Inner Window Frame) 7 Lower Frame (Inner Window Frame) 8 Vertical Frame (inner window frame) 9, 10, 11 Indoor facing surface (outer window frame) 12, 13, 13 ", 14 Protrusion strips 15, 16, 17 Outdoor facing surface (inner window frame) 18, 19, 19 ', 19 ", 20, 40 Protrusion 21, 22, 22', 22", 23, 41 Groove 24, 25, 26, 26 ', 26 "Connecting material 27, 28, 29 Groove 30, 31, 32 Airtight material 36, 39 Convex part 37, 43 Recessed part 38, 44 Bullet piece

Claims (3)

[Claims] 1. A double-sided window frame is provided with a protruding strip projecting from an inside facing surface of an outer window frame, and an indoor side facing surface of the inner window frame is provided with a projecting portion that faces the protruding strip and is polymerizable. , The concave groove is provided on the overlapping surface of the projecting part and the outward concave groove is provided on the front surface, the connecting material for connecting both window frames is loosely fitted in the concave groove, and the airtight material is fitted in the concave groove. A double window frame connecting device, characterized in that the two window frames are connected to each other by fastening the projecting strips and the connecting material in a state where both window frames are superposed. 2. A projection is provided on the overlapping surface of a projection strip projecting on the indoor-side facing surface of the outer window frame, and is loosely fitted in a recessed groove of the projection provided on the outdoor-facing surface of the inner window frame. The connecting member is provided with a recess in the surface that abuts the protruding piece, and the elastic piece is disposed between the bottom of the connecting member and the bottom of the groove groove to engage the protruding portion and the recess. The double window frame connecting device according to claim 1. 3. A front surface of a projecting portion provided on the surface of the inner window frame facing the outdoor side, wherein the outer window frame is formed by framing an upper and lower vertical frame having projecting strips projecting from the inner surface of the outer window frame. Insert a long airtight material into the concave groove of the, and loosely fit a connecting material for connecting both window frames to the concave groove provided on the overlapping surface of the protruding part, frame the upper and lower vertical frames and inner window A method for connecting double window frames, which comprises connecting both window frames by forming a frame and then superposing both window frames to fasten a connecting material from the outside of the protruding strip of the outer window frame.