JP2004332283A - Lower frame flat sash - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lower frame flat sash for easily going in and out by a wheelchair, and applicable even to an existing sash. <P>SOLUTION: This sash stores indoor-outdoor paper sliding screens 3 and 4, and a window screen 5 in a frame body 1 framed with upper-lower frames and left-right vertical frames; has the lower frame 10 having inner-outer rails 13 and 14, and a window screen rail 15 for guiding the indoor-outdoor paper sliding screens 3 and 4, and the window screen 5; and is characterized in that the lower frame 10 is provided with an auxiliary rail material 50, and an outer rail cover material 51; the auxiliary rail material 50 covers the window screen rail 15 over the substantially total length, and has an auxiliary window screen rail 50a on an upper surface; the outer rail cover material 51 substantially covers an exposed part in a state of closing the indoor-outdoor paper sliding screen 4 of the outer rail 14, and has a plane part 51a reaching the vicinity of the indoor paper sliding screen 3 from the vicinity of the auxiliary rail material 50; and the upper end of the auxiliary window screen rail 50a, an upper surface of the plane part 51a, and the upper end of the inner rail 13 are respectively set in the substantially same height as the upper edge of the indoor end 16 of the lower frame 10. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a lower frame flat sash in which a lower frame of a sash is made substantially flat, and in particular, a rail for guiding shoji provided on the lower frame is made substantially the same height as the indoor side and a cover material is provided to partially cover the rail. Lower frame flat sash.
[0002]
[Prior art]
Conventionally, in a sash containing a sliding screen provided at the entrance of a building, etc., the rail for the sliding screen provided on the lower frame is made almost the same height as the indoor floor, and the sash is passed in a wheelchair in the indoor and outdoor directions What is easy to do is known. This is such that the wheels of a wheelchair can pass between the rails without relatively moving up and down because the heights of the rails are substantially aligned. As such a lower frame flat sash, there is, for example, one shown in Patent Document 1.
[0003]
[Patent Document 1]
Japanese Patent Application Laid-Open No. 9-158631
[Problems to be solved by the invention]
However, the conventional lower frame flat sash has the following problems.
Even if the height of the rails for the sliding doors is almost the same, the grooves between the rails are grooved, so if the wheelchair wheels enter the sash at an angle, the wheels may fall between the rails There is.
In addition, it is difficult to provide a structure that allows a wheelchair to pass through a sash that has already been installed without any trouble, in order to make it barrier-free.
[0005]
The present invention has been made in view of the above-described conventional problems, and an object of the present invention is to provide a lower frame flat sash that can be easily entered and exited by a wheelchair and can be applied to an existing sash. I do.
[0006]
[Means for Solving the Problems]
In order to solve the above problems, a lower frame flat sash according to the present invention includes indoor and outdoor shojis and screen doors in a frame framed by upper and lower frames and left and right vertical frames, and the lower frame guides the indoor and outdoor shojis and screen doors. In the sash which has the inner and outer rails and screen door rails,
The lower frame is provided with an auxiliary rail material and an outer rail cover material. The auxiliary rail material covers the screen door rail over substantially the entire length, and has an auxiliary screen door rail on the upper surface. Along with substantially covering the exposed portion of the outer rail when the outdoor sash is closed, the outer rail has a flat portion from the vicinity of the auxiliary rail material to the vicinity of the indoor sash,
The upper end of the auxiliary screen door rail of the auxiliary rail material, the upper surface of the plane portion of the outer rail cover material, and the upper end of the inner rail are each substantially the same height as the upper edge of the indoor end of the lower frame. Have been.
[0007]
Further, in the lower frame flat sash according to the present invention, the auxiliary rail member is fixed to the lower frame in the vicinity of the indoor side end portion with a screw or a screw, and the screw or the screw is covered with the outer rail cover member. It is characterized by the following.
[0008]
Further, in the lower frame flat sash according to the present invention, the outer rail cover member has a mounting portion to be fixed to the lower frame with screws or screws, and a part of the flat portion is formed above the mounting portion. It is characterized in that a screw cover material is provided.
[0009]
Still further, in the lower frame flat sash according to the present invention, the mounting portion is formed to have a concave cross section and has an indoor side wall and an outdoor side wall, and the outdoor side wall is in contact with the indoor side surface of the outer rail. It is configured as
[0010]
BEST MODE FOR CARRYING OUT THE INVENTION
An embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1 is a longitudinal sectional view showing the lower half of the lower frame flat sash in the present embodiment, and FIG. 2 is a transverse sectional view of the lower frame flat sash in the present embodiment. In each of these drawings, a lower frame flat sash according to the present embodiment is a frame body 1 including an upper frame (not shown, the same applies to the upper frame hereinafter) mounted on an opening of a building, a lower frame 10, and vertical frames 20, 20. Inside, the inner sash 3 and the outer sash 4 in which glass is placed in a frame 2 which framed an upper frame (not shown, the same applies to the upper frame hereinafter), a lower frame 30, and vertical frames 40, 40 in a sliding manner. The door 5 is stored so as to be able to run freely, and the screen door 5 is stored outside the door of the outer sliding door 4.
[0011]
Each frame member constituting the frame body 1 is a composite frame member, and is composed of a metal member serving as a base and a resin member covering an exposed portion on the indoor side thereof. The metal member is configured by forming a metal upper frame, a metal lower frame 11, and metal vertical frames 21 and 21 into a rectangular frame, and the resin member is configured by a resin upper frame, a resin lower frame 12, and a resin vertical frame 22, 22. ing. The resin upper frame is mounted on the metal upper frame, the resin lower frame 12 is mounted on the metal lower frame 11, and the resin vertical frame 22 is mounted on the metal vertical frame 21, respectively. Each metal member is provided with a locking piece, and the resin member is fixed by screws after being engaged with them.
[0012]
On the other hand, the frame body 2 is composed of a metal member and a resin member attached so as to substantially cover the exposed portion on the indoor side, similarly to the frame body 1 described above. The metal member is configured by forming a metal upper frame, a metal lower frame 31, and a metal vertical frame 41, 41 into a rectangular frame, and the resin member is configured by a resin upper frame, a resin lower frame 32, and a resin vertical frame 42, 42. ing. The upper resin frame is mounted on the upper metal frame, the lower resin frame 32 is mounted on the lower metal frame 31, and the vertical resin frames 42, 42 are mounted on the vertical metal frames 41, 41, respectively. Each metal member is provided with a locking piece, and the resin member is fixed by screws and swaging after being engaged with them.
[0013]
The metal members of the frame 1 and the frame 2 are usually formed by extrusion of aluminum, and the resin members of the frame 1 and the frame 2 are formed of vinyl chloride or acrylic resin. In this way, by covering the exposed portion of the metal member on the indoor side with the resin member, the cold feeling of the metal is hidden, and the heat insulating effect is improved by the resin having a 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 formed of wood in appearance.
[0014]
As shown in FIG. 1, the lower frame 10 has an inner rail 13, an outer rail 14, and a screen door rail 15 in order from the indoor side, for guiding each sliding door. The lower edge of the resin lower frame 12 extends in the indoor direction at the indoor side end, and forms an indoor side portion 16 which is fixed to a floor material of a building. The upper ends of the inner rail 13 and the outer rail 14 are aligned at substantially the same height as the upper surface of the indoor side portion 16. On the other hand, the screen door rail 15 is formed at a position lower than the inner rail 13 and the outer rail 14 and the indoor side portion 16. Therefore, as shown in FIG. 1, the auxiliary rail member 50 is provided over substantially the entire length in the longitudinal direction so as to cover the upper part of the screen door rail 15.
[0015]
The auxiliary rail member 50 is made of an extruded metal member like the metal lower frame 11, and is formed in a substantially rectangular shape having a hollow cross section. Further, on the upper surface thereof, there is provided an auxiliary screen door rail 50a for guiding the screen door 5, and when the auxiliary rail member 50 is attached to the lower frame 10, the upper end thereof is the upper end of the inner rail 13 or the upper end of the outer rail 14 and the chamber. It is formed to be substantially the same height as the upper surface of the inner portion 16. The screen door 5 is guided by the auxiliary screen door rail 50a so as to be able to travel freely. Further, the lower surface has an extending portion 50b protruding toward the indoor side, and the extending portion 50b is fixed to the metal lower frame 11 by screws 53 at several places in the longitudinal direction.
[0016]
An auxiliary rail member 50 is provided over substantially the entire length of the screen door rail 15 of the lower frame 10 in the longitudinal direction, and an outer rail cover member 51 that substantially covers an exposed portion of the outer rail 14 when the inner and outer sashes 3 and 4 are closed is provided. As shown in FIG. 2, the outer rail cover member 51 is provided so as to substantially cover the exposed region of the lower frame 10 when the outer sash 4 is closed. Since the outer rail cover member 51 is formed so as to substantially conform to the end shape of the outer sash, in the case of the present embodiment in which a part of the outer sash is protruded, It is formed in a shape in which a part of one end is cut out so as to substantially fit. With such a configuration, the outer sash 4 cannot be guided to the area where the outer rail cover member 51 is provided, and thus the outer sash 4 cannot be run. That is, only the inner shoji 3 can be opened and closed.
[0017]
FIG. 3 is a view showing a state in which each of the sashes is removed from FIG. In this figure, the lower frame 10 is viewed from above, and the indoor side portion 16, the inner rail 13, the outer rail 14, and the auxiliary screen door rail 50a are arranged in parallel. Here, in a region between the inner rail 13 and the outer rail 14, an airtight material 18 is provided at a central portion corresponding to a joint portion of the inner shoji 3 and the outer shoji 4, and a groove between the inner rail 13 and the outer rail 14 is provided. Rain water, etc., is prevented from entering the interior of the room from the shape. In addition, a resin lower frame 12 is provided in a region between the inner rail 13 and the outer rail 14 and substantially covered by the outer sash 4 to cover the outer rail cover material 51 and the inner sash 3 in a closed state. A metal bottom member 19 having the same cross section as that of the resin lower frame 12 is provided in a region to be formed. The metal bottom member 19 is provided with several drain holes 17, 17 at appropriate locations in the longitudinal direction.
[0018]
FIG. 4 is an enlarged view of the lower portion of the lower frame flat sash according to the present embodiment. This drawing shows a cross-sectional view of a portion where the outer rail 14 is exposed when the outer sash 4 is closed, that is, a region where the outer rail cover member 51 is provided. As shown in this figure, the outer rail cover member 51 is made of a metal extruded material similarly to the metal lower frame 11, and is formed so as to straddle the outer rail 14 from above. The outdoor side surface is disposed near the indoor side surface of the auxiliary rail member 50, and the upper surface is a flat surface having substantially the same height as the upper end of the auxiliary screen door rail 50a to form a flat portion 51a. The screw 53 provided on the extension portion 50b of the auxiliary rail member 50 is covered by the outdoor side surface and the upper surface of the outer rail cover member 51 so as not to be exposed. By not exposing the screw 53, the aesthetic appearance of the sash can be ensured.
[0019]
A mounting portion 51b is formed on the indoor side of the outer rail cover member 51, and a concave groove is formed by the indoor side wall 51c and the outdoor side wall 51d. A screw 54 is provided on the bottom surface of the mounting portion 51b, and is screwed to the metal lower frame 11 via the metal bottom member 19. The indoor side wall 51c is formed in a step shape in cross section, and a space is provided in a substantially lower half so as not to hinder drainage. On the other hand, the outdoor side wall 51d is arranged so as to contact the indoor side surface of the outer rail 14. By being in contact with the outer rail 14, the stability of the outer rail cover member 51 is increased, and the strength can be increased.
[0020]
Further, a screw cover member 51e is provided on an upper part of the concave mounting portion 51b of the outer rail cover member 51. The screw cover member 51e is formed so as to substantially cover the mounting portion 51b, and is engaged and fixed near the upper ends of the indoor side wall 51c and the outdoor side wall 51d, respectively. The upper surface is formed in a flat shape, and is substantially flush with the upper surface of the outer rail cover member 51. That is, the height is substantially the same as the upper end of the auxiliary screen door rail 50a. The upper surface of the outer rail cover member 51 and the upper surface of the screw cover member 51e constitute a flat portion 51a. Since the screw cover member 51e covers the screw 54 of the mounting portion 51b so as not to be exposed, the aesthetic appearance of the sash can be secured.
[0021]
In the present invention, instead of making the upper end of the auxiliary screen door rail 50a and the upper surface of the flat portion 51a approximately the same height as the upper end of the inner rail 13 and the upper surface of the indoor side portion 16, instead of disabling the outer sash 4 as described above, When the inner sash 3 is opened, the sash is easily moved in and out of the room by a wheelchair. The assembly of the lower frame 10 in this sash will be described below with reference to FIG.
[0022]
FIG. 5 is an assembling drawing in a cross-sectional view of a portion of the lower frame 10 to which the outer rail cover member 51 is attached. A resin lower frame 12 is provided on an exposed portion of the metal lower frame 11 on the indoor side from the inner rail 13. A metal bottom member 19 is provided between the inner rail 13 and the outer rail 14. In the state where the resin lower frame 12 and the metal bottom member 19 are arranged on the metal lower frame 11, the auxiliary rail member 50 is attached to the outdoor door screen rail 15 from above. The auxiliary rail member 50 is fixed by a screw 53 at the extension 50b.
[0023]
An outer rail cover member 51 is mounted from above the mounting portion of the auxiliary rail member 50 and the outer rail 14. The outer rail cover member 51 is attached so as to straddle the outer rail 14, and is fixed to the metal lower frame 11 via the metal bottom member 19 by a screw 54 at a mounting portion 51 b on the indoor side of the outer rail 14. Here, since the upper part of the mounting part 51b is open, the screw cover member 51e is mounted from above so as to close the part. The screw cover member 51e is engaged and fixed near the upper end of the indoor side wall 51c and the outdoor side wall 51d in the attachment portion 51b of the outer rail cover member 51. By attaching these three members, it is possible to configure a lower frame flat sash in which the auxiliary screen door rail 50a and the plane portion 51a have substantially the same height as the indoor side portion 16.
[0024]
Although the embodiment of the present invention has been described above, the application of the present invention is not limited to this embodiment, and can be applied to other sashes. FIG. 6 shows a lower frame flat sash according to the second embodiment of the present invention. In the first embodiment, the sash is a two-sheet sash provided one by one inside and outside the room. On the other hand, in this embodiment, the number of the outer sash 4 is one. This is a three-sheet sash provided with the inner sash 60 and the second sash 61. Otherwise, the configuration is the same as that of the first embodiment. When each sash is closed, the outer sash 4 is arranged at the center of the sash, and the first inner sash 60 and the second inner sash 61 are arranged on the left and right sides of the outer sash 4 in the sash.
[0025]
As shown in FIG. 6, the auxiliary rail member 50 is provided over substantially the entire length of the screen door rail 15 in the three-sheet sash. The auxiliary rail member 50 in the present embodiment also has an auxiliary screen door rail 50a on the upper surface over substantially the entire length. Further, the outer rail cover member 51 is provided so as to substantially cover the outdoor-side exposed portion of the lower frame 10 in a state where each of the sliding doors is closed. That is, the outer rail cover members 51 are provided symmetrically in the left and right regions of the shoji 4 in FIG. Therefore, the outer sash 4 cannot travel on the outer rail 14.
[0026]
Then, similarly to the first embodiment, the upper end of the auxiliary screen door rail 50a and the flat portion 51a of the outer rail cover member 51 are formed at substantially the same height as the indoor side portion 16 of the lower frame 10, so that When the first inner sash 60 or the second inner sash 61 is opened, the wheelchair is configured to easily pass in the indoor and outdoor directions of the sash.
[0027]
Next, a third embodiment of the present invention will be described. FIG. 7 shows a cross-sectional view of the sash according to the present embodiment. As shown in this figure, in the present embodiment, a first inner sash 60 and a second inner sash 61 are provided on the indoor side, and a first outer sash 62 and a second outer sash 63 are provided on the outdoor side. The present invention is applied to a four-sheet sash. Otherwise, the configuration is the same as that of the first embodiment. In a state where each sash is closed, the two inner sashes 60 and 61 are arranged at the center of the sash, and the two outer sashes 62 and 63 are arranged on the left and right of the arrangement position of the inner sashes 60 and 61, respectively.
[0028]
Also in this embodiment, the auxiliary rail member 50 is provided over substantially the entire length of the screen door rail 15 in the longitudinal direction. The auxiliary rail member 50 in the present embodiment also has an auxiliary screen door rail 50a on the upper surface over substantially the entire length. Further, the outer rail cover member 51 is provided so as to substantially cover the outdoor-side exposed portion of the lower frame 10 in a state where each of the sliding doors is closed. That is, the outer rail cover member 51 is provided at the center of the lower frame 10 on the outdoor side, and the first and second outer sashes 62 and 63 are not allowed to run.
[0029]
Then, similarly to the first embodiment, the upper end of the auxiliary screen door rail 50a and the flat portion 51a of the outer rail cover member 51 are formed at substantially the same height as the indoor side portion 16 of the lower frame 10, so that When the first inner sash 60 or the second inner sash 61 is opened, the wheelchair is configured to easily pass in the indoor and outdoor directions of the sash.
[0030]
So far, the first to third embodiments of the present invention have been described, but the present invention can be applied to other sashes within the scope of the technical idea. For example, in the present embodiment, the present invention is applied to a composite sash in which a resin member is provided on an exposed portion on the indoor side of a metal member, but the present invention can also be applied to a sash made entirely of a metal member.
[0031]
【The invention's effect】
As described above, according to the lower frame flat sash according to the present invention, the lower frame covers the screen door rail over substantially the entire length, and the auxiliary rail material having the auxiliary screen door rail on the upper surface, and the outdoor sash of the outer rail is closed. An outer rail cover material which substantially covers the exposed portion in the state and has a flat portion from the vicinity of the auxiliary rail material to the vicinity of the indoor sash is provided, and the upper end of the auxiliary screen door rail of the auxiliary rail material and the upper surface of the flat portion of the outer rail cover material are provided. By setting the height of the lower frame to be approximately the same as the upper edge of the indoor end, the step from the floor on the indoor side of the sash lower frame to the outdoor side can be almost eliminated, making it easier for wheelchairs to get in and out. be able to. Also, it can be attached to an existing sash by a simple operation.
[0032]
Further, according to the lower frame flat sash according to the present invention, the auxiliary rail member is fixed to the lower frame by screws or screws in the vicinity of the indoor side end portion, so that the auxiliary rail member is fixed to the lower frame by screws or screws. The lower frame can be firmly fixed, and can withstand the load due to the movement of the wheelchair. In addition, since the screws or screws are not exposed because the screws or screws are covered with the outer rail cover material, a sash with a good appearance can be obtained.
[0033]
Further, according to the lower frame flat sash according to the present invention, the outer rail cover member has a mounting portion to be fixed to the lower frame by screws or screws. The lower frame can be firmly fixed to the frame and can withstand the load due to the movement of the wheelchair. In addition, by providing a screw cover material that constitutes a part of the flat part on the upper part of the mounting part, the flat part can be formed up to the vicinity of the inner sash, and the screws and screws can be covered, so that a sash with a good appearance can be obtained.
[0034]
Furthermore, according to the lower frame flat sash according to the present invention, the mounting portion is formed to have a concave cross section and has an indoor side wall and an outdoor side wall. The rail cover member can be integrally attached to the outer rail, and the attachment strength can be increased.
[Brief description of the drawings]
FIG. 1 is a longitudinal sectional view showing a lower half of a lower frame flat sash according to an embodiment.
FIG. 2 is a cross-sectional view of the lower frame flat sash according to the embodiment.
FIG. 3 is a cross-sectional view of the lower frame flat sash according to the present embodiment in a state where a shoji is removed.
FIG. 4 is a lower enlarged view of a lower frame flat sash according to the embodiment.
FIG. 5 is a lower frame assembly diagram of the lower frame flat sash according to the embodiment.
FIG. 6 is a cross-sectional view of a lower frame flat sash according to a second embodiment.
FIG. 7 is a cross-sectional view of a lower frame flat sash according to a third embodiment.
[Explanation of symbols]
REFERENCE SIGNS LIST 1 frame 2 frame 3 inner shoji 4 outer shoji 5 screen door 10 lower frame 13 inner rail 14 outer rail 15 screen door rail 20 vertical frame 30 lower frame 40 vertical frame 50 auxiliary rail material 50a auxiliary screen rail 50b extension 51 outer rail Cover material 51a Flat portion 51b Mounting portion 51e Screw cover material

Claims (4)

In a sash having inner and outer rails and a net door rail for guiding the indoor and outdoor shoji and the net door, the indoor and outdoor shoji and the net door are placed in a frame body framed by upper and lower frames and left and right vertical frames.
The lower frame is provided with an auxiliary rail material and an outer rail cover material. The auxiliary rail material covers the screen door rail over substantially the entire length, and has an auxiliary screen door rail on the upper surface. Along with substantially covering the exposed portion of the outer rail when the outdoor sash is closed, the outer rail has a flat portion from the vicinity of the auxiliary rail material to the vicinity of the indoor sash,
The upper end of the auxiliary screen door rail of the auxiliary rail member, the upper surface of the plane portion of the outer rail cover member, and the upper end of the inner rail are substantially the same height as the upper edge of the indoor end of the lower frame. Lower frame flat sash. 2. The lower frame flat according to claim 1, wherein the auxiliary rail member is fixed to the lower frame by screws or screws near the indoor side end, and the screws or screws are covered by the outer rail cover member. sash. The said outer rail cover material has a mounting part fixed with a screw or a screw with respect to the said lower frame, The upper part of this mounting part is provided with the screw cover material which comprises a part of the said plane part. Lower frame flat sash according to 1 or 2. 4. The lower frame flat sash according to claim 3, wherein the mounting portion is formed in a concave cross section and has an indoor side wall and an outdoor side wall, and the outdoor side wall is in contact with the indoor side surface of the outer rail.

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