JPH11107628A - Structure of mullion for corner window - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make fixation by screwing from above and below unnecessary, and to improve effectiveness in design with fixing screws prevented from being exposed to the exterior. SOLUTION: The structure of mullion for corner window is constructed in a structure wherein two pairs of aluminum upper and lower frames 11 and 12 are connected respectively in butting with a mullion 50 interposed in between. On constructing, corner blocks 30 and 40, each of which is approximately corresponding in the width to each of the aluminum upper and lower frames 11 and 12, are arranged respectively between two of the aluminum upper frames 11 and between two of the aluminum lower frames 12 and while the aluminum upper and lower frames 11 and 12 are brought into contact in butting respectively with the corner blocks 30 and 40, the corner blocks 30 and 40 and the aluminum upper and lower frames 11 and 12 are fixed together with fixing screws that are screwed approximately in the horizontal direction, and furthermore the mullion 50 is arranged between the corner blocks 30 and 40 and the mullion 50 is fixed with the fixing screws that are screwed into the corner blocks 30 and 40 or the aluminum upper and lower frames 11 and 12 approximately in the horizontal direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a corner window erection structure in which two sets of upper and lower frames are butt-connected via a ridge arranged between them.

[0002]

2. Description of the Related Art Heretofore, there has been provided a corner window for attaching to a window opening formed at a corner of a building outdoor wall. The corner window is formed by connecting two sets of upper and lower frames in a butt-like manner via a cubic arranged between the upper and lower frames to form a frame, and a glass shoji is placed in the window frame.

[0003] Such a conventional corner window cubic structure will be described. First, in the conventional framing structure, a thin corner block is arranged between the upper frame and the upper frame, and both ends of the corner block are inserted into the inner space of the upper frame, respectively, and the upper frame and the corner block are formed. The ends were screwed with fixing screws screwed in from the underside of the upper frame.
Similarly, for the lower frame, similarly, place a corner block between the lower frame and the lower frame, insert the ends of the corner block into the lower frame, and put the ends of the lower frame and the corner blocks from the upper side of the lower frame. Screws were used to fix the screws. In addition, a vertically long ridge is arranged between the upper and lower corner blocks, and a fixing screw penetrating the upper frame and the corner block is screwed from above to fix the ridge to the upper frame and the corner block. The set screw was fixed to the lower frame and the corner block by screwing a fixing screw that penetrates the corner block.

[0004]

However, in such a conventional corner window cubic structure, the upper and lower frames are used to fix the corner block to the upper and lower frames, or to fix the cubicle to the upper frame and the corner block. It was necessary to screw in fixing screws from above and below. Therefore, especially 2
In the installation work of the corner window on the floor or the third floor, it is necessary to work with a scaffold on the outdoor side so that the corner window can be approached from above and below, and it takes time and effort to prepare the work. In addition, the moving distance in the vertical direction is large, and the mounting operation is difficult. In addition, since the fixing screws are exposed on the upper and lower frames, that is, on the outdoor side, not only the appearance is bad, but also rainwater or the like may infiltrate through the screw holes of the fixing screws. Had to be done.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and eliminates the need for screwing from above and below, and has a highly designable corner window cubic structure without fixing screws being exposed to the outside. It is intended to provide.

[0006]

In order to achieve the above object, according to the present invention, there is provided a corner window formed by connecting two sets of upper and lower frames in a butt shape via a cubic arranged between them. In the vertical structure, a corner block having a width substantially corresponding to the upper and lower frames is arranged between the upper frame and the upper frame and between the lower frame and the lower frame, and the upper and lower frames are abutted against the corner block. And these corner blocks and the upper and lower frames are fixed to each other with fixing screws screwed in substantially horizontally, and the cubicle is arranged between the corner blocks, and the cubicle is connected to the corner block or It is characterized by being fixed to the upper and lower frames with fixing screws screwed substantially horizontally.

According to a second aspect of the present invention, in the first aspect of the present invention, the outdoor side surface of the corner block and the outdoor side surface of the upper and lower frames are substantially flush with each other. It is characterized by forming a continuous surface up to the corner block.

According to a third aspect of the present invention, in the first or second aspect of the present invention, the cubic is formed of a cubic body, an outdoor cover and an indoor cover, and the cubic body is attached to the corner block. On the other hand, fastening from the outdoor side, arranging the outdoor cover on the outdoor side of the cubic main body, and fixing the outdoor cover to the cubic main body with fixing screws inserted along the cubic side from between the upper and lower frames. Thereby, the fastening portion between the cubic main body and the corner block is substantially covered with the outdoor cover, and the cubicle is provided with an indoor cover that covers the exposed portion of the cubicle indoor side detachably, The glass body accommodated in the upper and lower frames is pressed and fixed to the outdoor side with an indoor cover.

According to a fourth aspect of the present invention, in the first to third aspects of the present invention, a groove for receiving an end of the glass body is formed in the cubic body, and the indoor portion is formed in the groove. The cover is fastened to the cubic body, and the fastening portion between the indoor cover and the cubic body is substantially covered by the indoor cover.

According to a fifth aspect of the present invention, in the third or fourth aspect of the present invention, the exposed portion of the upper and lower frames on the indoor side is substantially covered with a resin frame, and the resin frame is mounted on the erected side. The interior window is substantially in contact with the indoor cover, and the resin frame and the indoor cover form a substantially integral heat insulating surface on the indoor side of the corner window.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings. 1 is a cross-sectional view of a cubic structure of a corner window in the present embodiment, FIG. 2 is a cross-sectional view taken along the line AA of FIG. 1, FIG. 3 is an enlarged view of a main part of FIG. 1, and FIGS. FIG. 7 is an exploded perspective view for explaining an assembling procedure of the window erection structure, FIG. 7 is a diagram for explaining an upper corner block, and FIG. 8 is a diagram for explaining a lower corner block.

FIGS. 1 and 2 show a cubic structure of a corner window 2 accommodated in a window opening 1 formed in a corner of an outdoor wall of a building. The corner window 2 is formed by connecting two sets of window frames 3 framed in a substantially U-shape via a pair of upper and lower corner blocks 30 and 40 and a cubic 50 arranged between the upper and lower corner blocks 30 and 40. The glass bodies 4 are connected in a butt shape, and the glass bodies 4 having a plurality of layers are fitted in the respective window frames 3 so as to be fitted together.

Each frame material constituting each window frame 3 is a composite frame material, and is composed of an aluminum frame 10 serving as a metal frame serving as a base and a resin frame 20 covering the exposed portion on the indoor side. The aluminum frame 10 is formed by forming an aluminum upper frame 11, an aluminum lower frame 12, and an aluminum vertical frame 13 into a substantially U-shape, and fastening each other with screws. The resin frame 20 includes a resin upper frame 21, a resin lower frame 22, and a resin vertical frame 23. The resin upper frame 21 is on the aluminum upper frame 11, the resin lower frame 22 is on the aluminum lower frame 12, Resin vertical frame 23 is aluminum vertical frame 1
3 respectively.

The aluminum frame 10 and the cubic are molded from an extruded aluminum material except for an indoor cover 53 of a cubic 50 which will be described later.
Is molded from vinyl chloride or acrylic resin. By covering the exposed portion of the aluminum frame 10 on the indoor side with the resin frame 20 in this way, the feeling of cold caused by metal is hidden, and the heat insulating effect is improved by the resin having low thermal conductivity. In addition, wood powder or the like can be mixed into these resin materials to give an appearance as if they were made of wood. The upper and lower corner blocks 30, 40 are formed of an aluminum casting.

As shown in FIG. 2, each of the aluminum upper frame 11, the aluminum lower frame 12, and the aluminum vertical frame 13 has an outdoor fixing piece 11 extending to an outdoor wall of a building and screwed to the outer wall.
a, 12a, 13a and indoor fixing pieces 11b, 12b, 13 extending to the indoor side and screwed to the periphery of the window opening 1.
b, and these outdoor fixing pieces 11a to 13a
The aluminum upper frame 11, the aluminum lower frame 12, and the aluminum vertical frame 13 are fixed by a screwing structure of the indoor fixing pieces 11b to 13b. The aluminum upper frame 11 and the aluminum lower frame 12 have eaves pieces 11c, 12 at their outermost positions.
The eaves 11c and 12c drain the rainwater that has fallen on the aluminum frame 10 to the outside.

Here, the holding structure of the glass body 4 will be schematically described. However, the holding structure on the side of the cubic 50 will be described later. As shown in FIG. 2, each of the upper aluminum frame 11, the lower aluminum frame 12, and the vertical aluminum frame 13 extends near the end of the glass body 4 via a rubber cushioning member 5. The contact pieces 11d, 12d, and 13d that are in contact with each other are provided. The glass body 4 is disposed on the indoor side of the contact pieces 11d to 13d via the buffer member 5, and the glass body 4
As shown in FIG. 2, a resin upper frame 21, a resin lower frame 22, and a resin vertical frame 23
A ridge member 24 detachably attached to the rim is disposed. And these beveling members 24 and contact pieces 11d to 13d
The glass body 4 is clamped by d, whereby the glass body 4 is fixed in the window frame 3 by being fitted.

A directional structure for connecting the two sets of window frames 3 configured as described above will be described. 7 (a), (b), and (c) show a perspective view, a plan view, and a side view, respectively, of the upper corner block 30 of the pair of upper and lower corner blocks 30, 40. The upper corner block 30 includes a block main body 31 and an eaves section 3.
2, a frame contact portion 33, a fixed portion 34, and a cubic contact portion 35. The block main body 31 is a thin flat plate, and its planar shape is formed in a substantially rectangular shape having a width substantially corresponding to the expected width of the vertical frame. The outdoor end 31a of the upper surface of the block body 31 is formed in an inclined shape that descends toward the outdoor side, and the inclined outdoor end 31a is substantially vertical toward the cubic side. The eave portion 32 extending to the front is integrally formed. And, this inclined outdoor side end portion 31
The rainwater or the like that has fallen on the upper surface of the block main body 31 is drained to the outdoor side via the a and the eave portion 32.

At the indoor end of the block body 31,
A frame contact portion 33 extending substantially vertically toward the cubic side is formed. The frame contact portion 33 is formed in a thin plate shape, and its end surface has a complicated shape substantially corresponding to the longitudinal sectional shape of the aluminum upper frame 11. The shape of the end face of the frame contact portion 33 will be described in comparison with the vertical cross-sectional shape of the aluminum upper frame 11. In FIG. 7C, the vertical cross-sectional shape of the aluminum upper frame 11 is shown by imaginary lines, overlapping the frame contact portion 33. As can be seen from FIG. 7 (c), the end surface of the frame contact portion 33 is formed in a shape substantially corresponding to the vertical cross-sectional shape of the aluminum upper frame 11, so that the frame contact portion 33 has , The end surface of the aluminum upper frame 11 on the cubic 50 side and the end surface of the frame contact portion 33 are substantially flush with each other. Since the glass body 4 is not blocked by the frame contact portion 33, the frame contact portion 3
3 can be inserted inside the block main body 31.

In the frame contact portion 33, a screw hole 33a as a through hole and a semicircular notched screw hole 33b are formed at locations corresponding to the two screw holes 11e formed in the aluminum upper frame 11. As shown in FIG. 4, the fixing screws 6, 6 are inserted from the outdoor side along the longitudinal direction of the aluminum upper frame 11,
The corner block 30 is fixed to the upper aluminum frame 11 by screwing the fixing screws 6 into the screw holes 33a and 33b and the screw holes 11e and 11e.

The outdoor side surface of the eaves 11c of the aluminum upper frame 11 and the outdoor side surface of the eave portion 32 of the block body 31 are also substantially flush with each other, and are continuous from the aluminum upper frame 11 to the block body 31. Outdoor side is formed. Further, as shown in FIG. 7A, the block main body 31 has a thin plate-shaped fixing portion 3 having a substantially L-shaped planar shape on its upper surface.
The outer side surface of the fixing portion 34 and the outer side surface of the outdoor fixing piece 11a of the aluminum upper frame 11 are also substantially flush with each other. A continuous outdoor side is formed.
That is, the corner block 30 is substantially flush with the aluminum upper frame 11 and the outdoor side surface, and has an appearance as if both are integrated.

FIG. 7 (b) shows the block body 31.
As shown in (c), the block main body 3 is larger than the frame contact portion 33.
1, a pair of cubic abutting portions 3 extending substantially vertically from the lower surface of the block body 31 toward the cubic side at a location near the center of the plane.
5 are formed. The cubic contact portion 35 has a short rectangular shape, and is fixed to the block body 31 by a ridge 50.
Is formed at a position and a length that can be contacted.
The block body 31, the frame contact portion 33, the fixed portion 34, and the cubic contact portion 35 are integrally formed with each other.

Next, the lower corner block 40 will be described. FIG. 8A shows a perspective view, a plan view, and a side view of the lower corner block 40, respectively.
These are shown as (b) and (c). Like the upper corner block 40, the lower corner block 40 includes a block main body 41, an eaves portion 42, a frame contact portion 43, a fixed portion 44, and a cubic contact portion 45. Each of the above-described upper corner blocks 30 has substantially the same characteristics as the aluminum upper frame 11 and the cubic 50 with respect to the aluminum lower frame 12 and the cubic 50. That is, the frame contact portion 43 is erected from the indoor side end of the block main body 41.
The frame contact portion 43 is formed in a shape substantially corresponding to the vertical cross-sectional shape of the aluminum lower frame 12 as shown in FIG. 12 and the frame contact portion 43 are substantially flush with each other. Also, since the glass body 4 is not blocked by the frame contact portion 43, the frame contact portion 4
3 can be inserted inside the block main body 41.

The frame contact portion 43 includes the aluminum lower frame 12
The three screw holes 43a, which are through holes, are formed at locations corresponding to the three screw holes 12e formed at the bottom, and as shown in FIG. 4, fixing screws inserted along the longitudinal direction of the aluminum lower frame 12 from the outdoor side. Corner block 4 by 7
0 is fixed to the aluminum lower frame 12. The outdoor side surface of the eaves 12c of the aluminum lower frame 12 and the outdoor side surface of the eaves 42 of the block main body 41, the outdoor side surface of the fixing piece 12a of the aluminum lower frame 12 and the outdoor side surface of the fixing portion 44 provided on the block main body 41 are formed. Each of the aluminum lower frames 12 is substantially flush.
A continuous outdoor side surface from to the block body 41 is formed. In addition, the block main body 41 has a structure shown in FIG.
As shown in (c), a pair of cubic abutting portions 45 extending substantially vertically toward the cubic 50 side can contact the lower end of the cubic 50 fixed to the block body 41. It is formed at an appropriate position and length. The block body 41 and the eaves 4
2. The frame contact portion 43, the fixed portion 44, and the cubic contact portion 45 are integrally formed with each other.

The ridge 50 arranged between the upper and lower corner blocks 30 and 40 formed as described above includes a ridge main body 51, an outdoor cover 52 and an indoor cover 53. As shown in FIGS. 1 and 2,
The planar shape is substantially W-shaped, and the indoor side surfaces at the upper and lower ends are brought into contact with the outdoor side surfaces of the cubic contact portions 35 and 45 formed on the upper and lower corner blocks 30 and 40. In this contact portion, the cubic body 51 is fixed to the corner blocks 30, 40 by fixing screws 8 inserted along the longitudinal direction of the aluminum upper and lower frames 11, 12 from the outdoor side, as shown in FIG. I have. Here, the width of the cubic body 51 is formed to be slightly smaller than the width of the corner blocks 30 and 40, and therefore, as shown in FIGS. It is arranged without protruding to the outdoor side with respect to 40. The relationship between the cubic body 51 and the glass body 4 will be described later.

The outdoor cover 52 has substantially the same length as the cubic main body 51 and is formed to have a planar shape of a substantially right-angled isosceles triangle. As shown in FIGS. Is arranged along the cubic body 51 on the outdoor side. The outdoor cover 52 has a pair of screw holes 52a formed on the surface of the cubic body 51 side. , 12 along the cubic 50 side (that is, from the glass body 4 side to the cubic 50 side), and is fixed to the cubic main body 51 by a fixing screw 9 penetrating the bottom of the groove 51a of the cubic main body 51. Fixed. Note that the width of the outdoor cover 52 is formed to be slightly smaller than the width of the cubic main body 51, so that the outdoor cover 52 is arranged without protruding to the outdoor side with respect to the cubic main body 51 and the corner block 30.

Here, a fastening portion between the aluminum upper and lower frames 11 and 12 and the corner blocks 30 and 40 (the fastening portion refers to a fixing screw and a portion around the fixing screw, the same applies hereinafter), and the corner blocks 30 and 40. The fastening portion between the and the cubic body 51 is substantially covered with an outdoor cover 52 and is not exposed to the outdoor side. Also, a cubic body 51 and an outdoor cover 52
Since the fixing screw 9 for fixing these members is screwed through the bottom of the groove 51a of the cubic body 51 as described above, the end of the glass body 4 is inserted into the groove 51a. The part is substantially covered by being held, and is not exposed to the inside and outside.

Next, the indoor cover 53 will be described.
The indoor cover 53 has substantially the same length as the cubic body 51 and is formed to have a substantially square planar shape. As shown in FIGS. It is arranged along the main body 51. On one of the two surfaces of the indoor cover 53 on the side of the cubic main body 51, a concave portion 53a is formed at a position corresponding to the extending piece 51b formed on the indoor side of the cubic main body 51. The extension piece 51b is engaged with the extension 53a in a detachable manner. Indoor cover 5
3, a fixing piece 53b extending along the side surface of the cubic body 51 is formed at a corner of the cubic body 51, and the indoor cover 53 is fixed at a plurality of locations in the longitudinal direction of the fixing piece 53b. The piece 53b and the bottom of the groove 51a of the cubic main body 51 are fixed to the cubic main body 51 with fixing screws 53c penetrating therethrough. Since the fixing screw 53c is screwed through the bottom of the groove, the glass body 4 is inserted into the groove 51a.
And is substantially covered by holding the end portion, and is not exposed to the inside and outside.

The indoor cover 53 has a resin upper frame 21 and a resin lower frame 22 on the side surface and upper and lower end portions in the direction of finding.
Is in contact with The indoor cover 53 is formed of substantially the same material as the resin upper frame 21 and the resin lower frame 22 as described above. Therefore, the resin vertical frame 23, the resin upper frame 2
1, the lower resin frame 22, the vertical resin frame 23, and the indoor cover 53 have an appearance as if they are integrally formed, and a series of heat insulating surfaces are formed by them. The exposed portion on the indoor side is almost completely covered, and the heat insulation efficiency is improved.

Next, the structure for holding the glass body 4 with the cubic body 51 and the indoor cover 53 will be described. As shown in FIGS. 1 and 2, a groove 54 that holds an end of the glass body 4 is formed between the cubic body 51 and the indoor cover 53 so as to face the aluminum vertical frame 13. That is, the contact piece 51c extending from the outdoor side to the glass body 4 side is formed on the cubic main body 51 along the longitudinal direction of the cubic main body 51. The position of the end of the contact piece 51c in the expected direction substantially corresponds to the contact pieces 11d to 13d provided on the outdoor side of the aluminum upper and lower frames 11, 12 and the aluminum vertical frame 13.

The indoor cover 53 is disposed at a position facing the contact piece 51c with the glass body 4 interposed therebetween in the finding direction.
1, 22 and the edge members 24 provided on the resin vertical frame 13. A contact piece 51c and an indoor cover 53;
A buffer member 5 made of a rubber material is sandwiched between the glass member 4. Therefore, the glass body 4 is sandwiched between the indoor and the outdoor by the contact piece 51c and the indoor cover 53 via the buffer member 5. In the present embodiment, the glass body 4 is pressed to the outdoor side by the indoor cover 53 as described above, so that the indoor cover 53 also serves as the ridge 50 on the cubic 50 side, and the ridge 50 is separately provided near the cubic 50. This eliminates the need to provide them, and reduces the number of parts and the mounting work.

Next, the procedure for assembling the window frame 3 will be described.
First, as shown in FIG. 4, two sets of window frames 3 are respectively formed in a substantially U-shape, and these two sets of window frames 3 are arranged so as to abut substantially orthogonally. Block 3
0 is placed. Then, the end of the aluminum upper frame 11 is brought into contact with the frame contact portion 33 of the corner block 30,
The fixing screw 6 is passed through the screw hole of the frame contact portion 33 and further screwed into the screw hole 11 e of the aluminum upper frame 11 to fasten the aluminum upper frame 11 and the corner block 30.

Similarly, for the aluminum lower frame 12, the end of the aluminum lower frame 12 is brought into contact with the frame contact portion 43 of the corner block 40 disposed between the aluminum lower frames 12,
The fixing screw 7 is passed through the screw hole of the frame contact portion 43, and is further screwed into the screw hole 12 e of the aluminum lower frame 12 to fasten the aluminum lower frame 12 and the corner block 40.

Next, as shown in FIG. 5, the cubic main body 51 is inserted between the upper and lower corner blocks 30 and 40 from the outdoor side, and the indoor side surfaces of the upper and lower ends of the cubic main body 51 are connected to the upper and lower corner blocks. 30 and 40 cubic contact portions 35 and 45
Contact. And each corner block 3 from the outdoor side
The fixing screw 8 inserted toward the 0 and 40 sides is
, And screwed into the screw holes of the abutting contact portions 35 and 45 to fasten the cubic body 51 to the corner blocks 30 and 40.

The indoor cover 53 is previously screwed to the cubic body 51 before the cubic body 51 is inserted between the upper and lower corner blocks 30 and 40. Each corner block 3
0, 40. After attaching the cubic body 51 in this way, the glass body 4 is fitted from the indoor side, and the ridge member 24 is attached.

As shown in FIG. 6, an outdoor cover 52 is inserted between the upper and lower corner blocks 30 and 40 from the outdoor side.
Abut the outdoor side of the car. And aluminum upper and lower frame 1
The fixing screw 9 inserted from between 1 and 12 toward the cubicle 50 is passed through the screw hole of the cubic main body 51, and further screwed into the screw hole of the outdoor cover 52, so that the cubic main body 51 and the outdoor The cover 52 is fastened. Thus, the assembly of the window frame 3 is completed. Then, the window frame 3 thus assembled is attached to the window opening 1.

Although not shown, the aluminum upper and lower frames 1
An ultra-thin sealing material is sandwiched between the first and second corner blocks 30 and 40, and the sealing material closes a gap between the two to prevent intrusion of rainwater or the like. When the cubic body 51 or the outdoor cover 52 is inserted between the upper and lower corner blocks 30, 40, the corner blocks 30, 4
When the insertion work is difficult due to the small interval between 0, the connection between the aluminum upper and lower frames 11, 12 and the aluminum vertical frame 13 is slightly loosened, and the cubic body 51 or the outdoor cover 52 is inserted. Later, it can be firmly fixed.

As described above, one embodiment of the present invention has been described. However, the present invention is not limited to the matters described in the above-described embodiment, and is within the scope of the technical idea described in the claims. This may be implemented in a form different from the above. Hereinafter, these different embodiments will be described.
For example, in the above embodiment, the cubic main body, the outdoor cover, and the indoor cover are configured separately from each other, but they may be integrated. In addition, although the ridge member on the cubic side is also used in the indoor cover, a ridge member may be separately provided.

[0038]

As described above, according to the first aspect of the present invention, a corner block having a width substantially corresponding to the upper and lower frames is provided between the upper frame and the upper frame and between the lower frame and the lower frame. Are arranged, and the upper and lower frames are abutted against the corner blocks in a butt shape, and the corner blocks and the upper and lower frames are fixed to each other with fixing screws screwed in substantially horizontally,
A cubicle is placed between the corner blocks, and the cubicle is fixed to the corner block or the upper and lower frames with fixing screws that are screwed substantially horizontally. Since the frames can be connected by a corner block and a cubic, and there is no need to screw them from above and below, the cubic mounting work can be performed very easily and safely.

Further, according to the present invention, the outdoor side surface of the corner block and the outdoor side surface of the upper and lower frames are substantially flush with each other, and a continuous surface from the upper and lower frames to the corner block is formed. As a result, the upper and lower frames and the corner block are connected almost integrally
The appearance is improved, and waterproofing work such as caulking can be performed more easily and reliably.

Further, according to the present invention, the cubic is formed by a cubic main body, an outdoor cover and an indoor cover, and the cubic main body is fixed to the corner block from the outdoor side, and the outdoor cover is erected. It is arranged on the outdoor side of the main body, and is fixed to the cubic main body with a fixing screw inserted along the cubic side from between the upper and lower frames. An indoor cover that covers the exposed portion of the cubicle indoor side is detachably provided on the cubicle, and the glass body housed in the upper and lower frames is pressed and fixed to the outdoor side with the indoor cover. As a result, the fastening portion of the corner block and the cubic body and the fastening portion of the cubic body and the outdoor cover are not exposed from the outdoor side, so that the appearance can be improved, and the infiltration of rainwater from the fastening portion can be prevented. . Further, according to this configuration, the fastening portion between the cubic main body and the corner block is exposed in a state before the outdoor cover is fastened, and mounting of the fixing screw in the fastening portion is easy. In addition, by providing the indoor cover, the cubic metal part can be hidden to improve the appearance, and the heat insulation can be improved. In particular, since the indoor cover is detachably provided, the indoor cover that has been deteriorated or damaged can be easily replaced, and the glass body can be easily replaced from the indoor side.

According to a fourth aspect of the present invention, a groove is formed in the cubic body for receiving the end of the glass body, and the indoor cover is fastened to the cubic body in the groove, and the indoor cover is formed. The fastening portion between the and the cubic body is substantially covered with the indoor cover, so that the fastening portion of the indoor cover can be made non-exposed to the indoor side, and the appearance can be further improved.

Further, according to the present invention, the exposed portions of the upper and lower frames on the indoor side are substantially covered with a resin frame, and the resin frame is substantially brought into contact with a cubic indoor cover. By forming a substantially integral heat-insulating surface on the indoor side of the corner window with the resin frame and the indoor cover, a wide range of these resin frames and the indoor cover can perform heat insulation at the indoor / outdoor boundary by the heat-insulating surface. , A heat insulation structure in the corner window can be established.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a cubic structure of a corner window according to an embodiment of the present invention.

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

FIG. 3 is an enlarged view of a main part near a cubic in FIG. 1;

FIG. 4 is an exploded perspective view for explaining an assembling procedure of the corner window cubic structure, and shows a state before the corner block is attached.

FIG. 5 is an exploded perspective view for explaining an assembling procedure of the corner window cubic structure, showing a state before the cubic main body is attached.

FIG. 6 is an exploded perspective view for explaining an assembling procedure of the corner window cubic structure, showing a state before an outdoor cover is attached.

7A and 7B are diagrams for explaining an upper corner block, wherein FIG. 7A is a perspective view, FIG. 7B is a plan view, and FIG. 7C is a side view.

8A and 8B are diagrams for explaining a lower corner block, wherein FIG. 8A is a perspective view, FIG. 8B is a plan view, and FIG.
Is a side view.

[Description of Signs] 1 Window opening 2 Corner window 3 Window frame 4 Glass body 5 Buffer member 6-9 Fixing screw 10 Aluminum frame 11 Aluminum upper frame 12 Aluminum lower frame 13 Aluminum vertical frame 20 Resin frame 21 Resin upper frame 22 Resin Lower frame 23 Resin vertical frame 24 Edge member 30, 40 Corner block 31, 41 Block body 32, 42 Eave portion 33, 43 Frame contact portion 34, 44 Fixing portion 35 45 Direction contact portion 50 Direction 51 Direction main body 52 Outdoor cover 53 Indoor cover

Claims (5)

[Claims] 1. A corner window cubic structure in which two sets of upper and lower frames are butt-connected via a cubic disposed between the upper and lower frames, wherein the upper and lower frames are between the upper frame and the lower frame. A corner block having a width substantially corresponding to the upper and lower frames is disposed between the upper and lower frames, and the upper and lower frames are abutted against the corner block in abutting manner, and the corner blocks and the upper and lower frames are screwed substantially horizontally. The ridge is arranged between the corner blocks, and the ridge is fixed to the corner block or the upper and lower frames by a fixing screw which is screwed substantially horizontally. The cubic structure of the corner window. 2. An outdoor side surface of the corner block and an outdoor side surface of the upper and lower frames are substantially flush with each other, and a continuous surface from the upper and lower frames to the corner block is formed. The cubic structure of a corner window according to claim 1. 3. The cubic body is formed of a cubic body, an outdoor cover, and an indoor cover, the cubic body is fastened to the corner block from an outdoor side, and the outdoor cover is an outdoor side of the cubic body. And fixed to the cubic body with fixing screws inserted along the cubic side from between the upper and lower frames, so that the fastening part of the cubic body and the corner block is fixed with the outdoor cover. The above-mentioned cubicle is provided with a detachable indoor cover for substantially covering the exposed portion on the indoor side of the cubicle, and the glass body placed in the upper and lower frames is pressed and fixed to the outdoor side with the indoor cover. The cubic structure of a corner window according to claim 1 or 2, wherein 4. A groove for receiving an end of the glass body is formed in the cubic body, the indoor cover is fastened to the cubic body in the groove, and the indoor cover and the cubic body are formed. The cubic structure of a corner window according to any one of claims 1 to 3, wherein the fastening portion is substantially covered with an indoor cover. 5. An indoor exposed portion of the upper and lower frames is substantially covered with a resin frame, and the resin frame is substantially brought into contact with the cubic indoor cover. The cubic structure for corner windows according to claim 3 or 4, wherein a substantially integral heat insulating surface is formed on the indoor side of the corner windows.