WO2021065396A1

WO2021065396A1 - Sash and assembly structure for sash

Info

Publication number: WO2021065396A1
Application number: PCT/JP2020/034111
Authority: WO
Inventors: 禎浩前田
Original assignee: 不二サッシ株式会社
Priority date: 2019-09-30
Filing date: 2020-09-09
Publication date: 2021-04-08
Also published as: JP7267164B2; JP2021055363A

Abstract

[Problem] To provide: a sash which can be assembled without performing notch processing that requires skill of a worker or a high-cost processing device and can also be assembled by only cutting the dimension of a shape material even when there is a need to shorten the dimension of the shape material due to a dimensional change to an opening section in a construction field of a building, and with which the assembly direction of a shape material required for correct assembly of a sash frame can be simply confirmed; and an assembly structure for the sash. [Solution] The present invention is configured such that at least two corner blocks among a first corner block 61 that connects a right vertical stile 2 and an upper horizontal stile 4, a second corner block 62 that connects the upper horizontal stile 4 and a left vertical stile 3, a third corner block 63 that connects the left vertical stile 3 and a lower horizontal stile 5, and a fourth corner block 64 that connects the lower horizontal stile 5 and the right vertical stile 2 have the same shape or have mirror image shapes.

Description

Shoji and the assembly structure of the shoji

The present invention relates to a shoji and an assembly structure of the shoji arranged at an opening of a building.

The shoji placed at the opening of the building consists of a left vertical stile, a right vertical stile, an upper horizontal stile, a lower horizontal stile, and a glass plate fixed to these stiles.

For example, when assembling the conventional shoji described in Patent Document 1, each end of the upper horizontal frame and the lower horizontal frame is connected to each end of the left vertical frame and the right vertical frame to form four circumferences. In order to make them continuous, a process was performed to form notches at the ends of the upper horizontal stile and the lower horizontal stile, and the left vertical stile and the right vertical stile.

Jitsufuku No. 7-38626 Gazette

The problems of the conventional shoji structure and the corresponding assembly structure are as follows.
(1) It takes a lot of man-hours to perform the notch processing of the profile, and moreover, the skill of the processor is required to process it accurately.
(2) Although it is possible to perform notch processing of a profile using a processing device, such a processing device is generally an expensive machine tool, and it was necessary to consider its capital investment.
(3) If it becomes necessary to shorten the dimensions of the profile due to changes in the dimensions of the opening at the construction site of the building, etc., after cutting to match the dimensions of the profile to the opening, the notch will be cut again. Needed to form.
(4) If the shape material is cut out and connected to other shape materials in the wrong assembly direction, the shoji cannot be assembled correctly, and additional shape materials and work are required. ..

Therefore, it is necessary that the present invention can be manufactured at low cost without performing notch processing that requires skill of a processor or an expensive processing device, and that the size of the profile is shortened by changing the size of the opening at the construction site of the building. Even if a problem occurs, anyone can easily assemble it by simply cutting the dimensions, and the assembly direction of the shoji and the shoji required for correct assembly of the shoji can be easily confirmed. The purpose is to provide.

The present invention is a first corner block connecting a pair of vertical stiles consisting of a left vertical stile and a right vertical stile, a pair of horizontal stiles consisting of an upper horizontal stile and a lower horizontal stile, and a right vertical stile and an upper horizontal stile. A second corner block connecting the upper horizontal frame and the left vertical frame, a third corner block connecting the left vertical frame and the lower horizontal frame, and a second corner block connecting the lower horizontal frame and the right vertical frame. It is provided with four corner blocks, and at least two corner blocks of the first to fourth corner blocks provide a shoji having the same shape as each other or having a mirror image shape with each other.

In the shoji of the present invention, it is preferable that the first corner block and the second corner block have mirror images of each other.

In the shoji of the present invention, it is preferable that the third corner block and the fourth corner block have mirror images of each other.

In the shoji of the present invention, it is preferable that the first corner block and the third corner block have the same shape as each other.

In the shoji of the present invention, it is preferable that the second corner block and the fourth corner block have the same shape as each other.

In the shoji of the present invention, the first to fourth corner blocks are a vertical stile fixing portion to which either the left vertical stile or the right vertical stile is fixed in the assembled state at the opening. , The horizontal stile fixing portion provided in the vertical stile fixing portion on the horizontal stile side to which any of the upper horizontal stile and the lower horizontal stile is fixed and fixed, and the vertical stile fixing portion. The vertical stile side insertion piece provided on the opening side of the above is provided, and the vertical stile side insertion piece is a vertical stile formed on the left vertical stile and the right vertical stile in the assembled state at the opening. It is preferable to abut the inner surface of the stile-side insertion piece accommodating portion on the opening side.

In the shoji of the present invention, it is preferable that the vertical stile fixing portion has a through hole formed between the horizontal stile fixing portion and the vertical stile side insertion piece. In the shoji of the present invention, it is particularly preferable that the through hole functions as a through hole for introducing outside air and / or a through hole for drainage.

In the shoji of the present invention, it is preferable that a glass holding material is attached to at least one of the pair of vertical stiles and the pair of horizontal stiles.

In the present invention, the right vertical stile and the upper horizontal stile are connected by the first corner block, the upper horizontal stile and the left vertical stile are connected by the second corner block, and the left vertical stile and the lower horizontal stile are connected by the third corner block. The lower horizontal stile and the right vertical stile are connected by a corner block, the lower horizontal stile and the right vertical stile are connected by a fourth corner block, and at least two corner blocks of the first to fourth corner blocks have the same shape as each other, or , Provide an assembly structure of shoji that have mirror images of each other.

According to the present invention, it is necessary to shorten the size of the profile by changing the size of the opening at the construction site of the building without performing the necessary notch processing by the skilled or expensive processing device of the processor. Even in this case, it is possible to provide a shoji and an assembling structure of the shoji, which can be assembled only by cutting the dimensions and can easily confirm the assembling direction of the profile required for correct assembly of the shoji.

An exploded perspective view of a shoji Perspective view showing the assembled state of the vertical frame, the horizontal frame, the corner block and the glass holding material. An exploded perspective view showing the assembled state of the vertical frame, the horizontal frame, the corner block, and the glass holding material. (A) and (B) are a perspective view of the corner block viewed from above the front (glass side) of the indoor side, and a perspective view of the rear side of the room (opening side) viewed from above, respectively. Vertical cross-sectional view of the shoji in the assembled state assembled to the sash frame (sliding window) installed at the opening. Cross-sectional view of the shoji in the assembled state assembled to the sash frame (sliding window) installed at the opening. Front view of the shoji showing the drainage route from the indoor side

The shoji 1 according to the present invention is, for example, a shoji for a sliding window built in a frame arranged at an opening of a skeleton (building), and as shown in FIG. A pair of vertical stiles composed of stiles 3, a pair of horizontal stiles composed of upper horizontal stiles 4 and lower horizontal stiles 5, and four corner blocks 6 (61 to 64) are provided. The first corner block 61 connects the right vertical stile 2 and the upper horizontal stile 4, and the second corner block 62 connects the upper horizontal stile 4 and the left vertical stile 3, and the third corner block 63. Connects the left vertical stile 3 and the lower horizontal stile 5, and the fourth corner block 64 connects the lower horizontal stile 5 and the right vertical stile 2. In the shoji of the present invention, at least two corner blocks of the first to fourth corner blocks 61 to 64 have the same shape or mirror images of each other. In this specification, common terms are used for a common configuration, and they are shown substantially the same in each figure, and detailed description thereof will be omitted, and will be indicated by the same or similar reference numerals as necessary.

The right vertical frame 2 of the present embodiment connects the outdoor side surface portion 2a, the indoor side surface portion 2b, the outdoor side surface portion 2a, and the indoor side surface portion 2b, and is located on the opening side in the assembled state. The portion 2c is connected to the outdoor side surface portion 2a and the indoor side surface portion 2b, and includes a left vertical stile side surface portion 2d located on the left vertical stile 3 side in the assembled state. The left vertical frame side surface portion 2d is formed in a stepped shape, and has a main body portion 2e at a central portion in the prospective direction. The right vertical frame 2 is formed in a long shape by extruding aluminum.
In the present specification, the interior and exterior are defined by the above-mentioned opening, and the outside of the skeleton provided with the opening is referred to as "outdoor", the left side is shown in FIG. 5, and the inside of the skeleton is "indoor side". It is assumed that the right side is shown in FIG.

Two tapping holes 21 are formed in the main body 2e of the right vertical stile 2 over the entire length direction. In the present embodiment, the tapping hole 21 is formed on the surface of the main body 2e on the left vertical frame 3 side in the assembled state. The tapping hole 21 is used to fasten a screw for connecting to the first corner block 61 and the fourth corner block 64. The tapping hole 21 may be formed on a surface other than the surface of the main body 2e on the left vertical frame 3 side if screws for connecting to the first corner block 61 and the fourth corner block 64 can be fastened. it can.

The right vertical frame 2 of the present embodiment is a vertical frame side insertion piece that accommodates 61 g of the vertical frame side insertion piece of the

first corner block

61 and 64 g of the vertical frame side insertion piece of the fourth corner block 64, which will be described later. It has an accommodating portion 22. In the present embodiment, the vertical stile side insertion piece accommodating portion 22 is configured by the space surrounded by the outdoor side surface portion 2a, the indoor side surface portion 2b, the opening side surface portion 2c, and the left vertical stile side surface portion 2d. ing. In the present embodiment, the vertical stile side insertion piece 61g and the vertical stile side insertion piece 64g are the inner surfaces of the vertical stile side insertion piece accommodating portion 22 formed on the right vertical stile 2 on the opening side in the assembled state. That is, the opening side surface portion 2c is accommodated in the vertical frame side insertion piece accommodating portion 22 in a state of being in contact with the surface of the opening side surface portion 2c facing the left vertical frame side surface portion 2d.

The right vertical frame 2 of the present embodiment has a glass holding material accommodating portion 23 for accommodating the glass holding material 8 described later. In the present embodiment, the glass holding material accommodating portion 23 is configured by the space surrounded by the outdoor side surface portion 2a, the indoor side surface portion 2b, and the left vertical frame side surface portion 2d. In particular, in the present embodiment, a regulating portion 24 for restricting the movement of the glass holding material 8 in the indoor / outdoor direction is provided at the end of the outdoor side surface portion 2a and the indoor side surface portion 2b on the left vertical frame 3 side in the assembled state. Has been done. Specifically, the regulating unit 24 regulates the movement of the glass holding material 8 in the indoor / outdoor direction by accommodating most of the folded-back portion 83 of the glass holding material 8 described later in the assembled state.

The left vertical stile 3 of the present embodiment has the same configuration as the right vertical stile 2, and connects the outdoor side surface portion 3a, the indoor side surface portion 3b, the outdoor side surface portion 3a, and the indoor side surface portion 3b. , The opening side surface portion 3c located on the opening side in the assembled state, the outdoor side surface portion 3a and the indoor side surface portion 3b are connected, and the right vertical frame side surface portion located on the right vertical frame 2 side in the assembled state. It has 3d. The right vertical frame side surface portion 3d has a main body portion 3e. The left vertical frame 3 is formed in a long shape by extruding aluminum.

Two tapping holes 31 are formed in the main body 3e of the left vertical stile 3 over the entire length direction. In the present embodiment, the tapping hole 31 is formed on the surface of the main body 3e on the right vertical frame 2 side in the assembled state. The tapping hole 31 can be formed on a surface other than the surface on the right vertical frame side of the main body 3e if screws for connecting to the second corner block 62 and the third corner block 63 can be tightened. ..

The left vertical frame 3 of the present embodiment is a vertical frame side insertion piece that accommodates 62 g of the vertical frame side insertion piece of the

second corner block

62 and 63 g of the vertical frame side insertion piece of the third corner block 63, which will be described later. It has an accommodating portion 32. In the present embodiment, the vertical stile side insertion piece accommodating portion 32 is configured by the space surrounded by the outdoor side surface portion 3a, the indoor side surface portion 3b, the opening side surface portion 3c, and the right vertical stile side surface portion 3d. ing. In the present embodiment, the vertical stile side insertion piece 62g and the vertical stile side insertion piece 63g are the inner surfaces of the vertical stile side insertion piece accommodating portion 32 formed on the left vertical stile 3 on the opening side in the assembled state. That is, the opening side surface portion 3c is accommodated in the vertical frame side insertion piece accommodating portion 32 in a state of being in contact with the surface of the opening side surface portion 3c facing the right vertical frame side surface portion 3d.

The left vertical frame 3 of the present embodiment has a glass holding material accommodating portion 33 for accommodating the glass holding material 8 described later. In the present embodiment, the glass holding material accommodating portion 33 is configured by the space surrounded by the outdoor side surface portion 3a, the indoor side surface portion 3b, and the right vertical frame side surface portion 3d. In particular, in the present embodiment, a regulating portion 34 for restricting the movement of the glass holding material 8 in the indoor / outdoor direction is provided at the end portion of the outdoor side surface portion 3a and the indoor side surface portion 3b on the right vertical frame 2 side in the assembled state. Has been done. Specifically, the regulating unit 34 regulates the movement of the glass holding material 8 in the indoor / outdoor direction by accommodating most of the folded-back portion 83 of the glass holding material 8 described later in the assembled state.

In particular, the left vertical stile 3 of the present embodiment has the same shape as the right vertical stile 2, and in the assembled state, the right vertical stile 2 and the left vertical stile 3 have a mirror image shape of each other. ..

The upper horizontal stile 4 of the present embodiment connects the outdoor side surface portion 4a, the indoor side surface portion 4b, the outdoor side surface portion 4a, and the indoor side surface portion 4b, and is located on the opening side in the assembled state. The portion 4c is connected to the outdoor side surface portion 4a and the indoor side surface portion 4b, and includes a lower horizontal stile side surface portion 4d located on the lower horizontal stile 5 side in the assembled state. In the opening side surface portion 4c, a step portion 4e that is convex toward the opening side is formed at the central portion of the opening side surface portion 4c in the prospective direction. The lower horizontal stile side surface portion 4d is formed with a first step portion 4f that is convex toward the lower horizontal stile 5 side at the center portion in the prospective direction, and the center of the first step portion 4f in the prospective direction. A second step portion 4g that is convex toward the lower horizontal stile 5 side is formed in the portion. The upper horizontal stile 4 is formed in a long shape by extruding aluminum.

A single tapping hole 41 is formed in the second step portion 4g of the upper horizontal stile 4 over the entire length direction. In the present embodiment, the tapping hole 41 is formed on the opening side surface of the second step portion 4g in the assembled state. The tapping hole 41 is used to fasten a screw for connecting to the first corner block 61 and the second corner block 62. The tapping hole 41 should be formed on a surface other than the opening side surface of the second step portion 4g if screws for connecting to the first corner block 61 and the second corner block 62 can be tightened. Can be done.

The upper horizontal frame 4 of the present embodiment is a horizontal frame side insertion piece that accommodates the horizontal frame side insertion piece 61h of the first corner block 61 and the horizontal frame side insertion piece 62h of the second corner block 62, which will be described later. It has an accommodating portion 42. In the present embodiment, the horizontal frame side insertion piece accommodating portion 42 is configured by the space surrounded by the outdoor side surface portion 4a, the indoor side surface portion 4b, the opening side surface portion 4c, and the lower horizontal frame side surface portion 4d. ing. In the present embodiment, the horizontal stile side insertion piece 61h and the horizontal stile side insertion piece 62h are inner surfaces on the opening side of the horizontal stile side insertion piece accommodating portion 42 formed in the upper horizontal stile 4 in the assembled state. That is, it is accommodated in the lateral stile side insertion piece accommodating portion 42 in a state of being in contact with the surface facing the lower lateral stile side surface portion 4d of the opening side surface portion 4c. In particular, in the present embodiment, the horizontal frame side insertion piece 61h and the horizontal frame side insertion piece 62h are in contact with the inner surface of the opening side surface portion 4c, which is not the step portion 4e, in the assembled state. In this state, it is accommodated in the horizontal frame side insertion piece accommodating portion 42.

As shown in FIG. 5, the upper horizontal frame 4 of the present embodiment has a glass accommodating portion 43 for holding glass. In the present embodiment, a pair of glass accommodating surface portions 44 are provided at both ends of the first step portion 4f of the lower horizontal frame side surface portion 4d in the prospective direction, and the lower horizontal frame side surface portion 4d and the pair of glass accommodating surface portions 44 are provided. As a result, the glass accommodating portion 43 is configured. Each of the pair of glass accommodating surface portions 44 has a main body portion 44a extending toward the lower horizontal stile 5 side and a glass holding portion 44b extending from the end portion of the main body 44a on the lower horizontal stile 5 side so as to approach each other. There is. The pair of glass holding portions 44b are configured so that the distance between the glass holding portions 44b is a dimension corresponding to the thickness dimension of the glass to be accommodated.

In particular, in the present embodiment, in the assembled state, the main body portions 44a of the pair of glass accommodating surface portions 44 are regulated by the regulating portion 24 provided on the outdoor side surface portion 2a of the right vertical frame 2 and the indoor side surface portion 2b, respectively. It is configured in the form of an inro swallowed by the portion 24, the regulating portion 34 provided on the outdoor side surface portion 3a of the left vertical frame 3, and the regulating portion 34 provided on the indoor side surface portion 3b. Then, the dimensions of the regulating portion 24 provided on the outdoor surface portion 2a and the regulating portion 34 provided on the outdoor surface portion 3a in the prospective direction are toward the lower horizontal stile 5 side on the outdoor side of the lower horizontal stile side surface portion 4d. It matches the dimensions of the non-convex portion 4i in the prospective direction. Further, the dimensions of the regulating portion 24 provided on the indoor side surface portion 2b and the regulating portion 34 provided on the indoor side surface portion 3b in the prospective direction are toward the lower horizontal frame 5 side on the indoor side of the lower horizontal frame side surface portion 4d. It matches the dimensions of the non-convex portion 4i in the prospective direction. Therefore, the portions 4i that are not convex toward the lower horizontal stile 5 side on the outdoor side and the indoor side of the lower horizontal stile side surface portion 4d are the regulating portion 24 and the regulating portion 24 provided on the outdoor side stile portion 2a in the assembled state, respectively. The ends of the regulating portion 34 provided on the outdoor side surface portion 3a, the regulating portion 24 provided on the indoor side surface portion 2b, and the end portions of the regulating portion 34 provided on the indoor side surface portion 3b are brought into contact with each other. It functions as a contact part that covers the cut surface.

The lower horizontal frame 5 of the present embodiment connects the outdoor side surface portion 5a, the indoor side surface portion 5b, the outdoor side surface portion 5a, and the indoor side surface portion 5b, and is located on the opening side in the assembled state. The portion 5c is connected to the outdoor side surface portion 5a and the indoor side surface portion 5b, and includes an upper horizontal stile side surface portion 5d located on the upper horizontal stile 4 side in the assembled state. In the opening side surface portion 5c, a step portion 5e that is convex toward the opening side is formed at the central portion of the opening side surface portion 5c in the prospective direction. The upper horizontal stile side surface portion 5d is formed with a first step portion 5f that is convex toward the upper horizontal stile 4 side at the center of the opening side surface portion 5c in the prospective direction. At the central portion of the 5f in the prospective direction, a second step portion 5g that is convex toward the upper horizontal stile 4 side is formed. The lower horizontal stile 5 is formed in a long shape by extruding aluminum.

A single tapping hole 51 is formed in the second step portion 5g of the lower horizontal stile 5 over the entire length direction. In the present embodiment, the tapping hole 51 is formed on the opening side surface of the second step portion 5g in the assembled state. The tapping hole 51 is used to fasten a screw for connecting to the third corner block 63 and the fourth corner block 64. The tapping hole 51 should be formed on a surface other than the opening side surface of the second step portion 5g if screws for connecting to the third corner block 63 and the fourth corner block 64 can be tightened. Can be done.

The lower horizontal frame 5 of the present embodiment is a horizontal frame side insertion piece that accommodates the horizontal frame side insertion piece 63h of the third corner block 63 and the horizontal frame side insertion piece 64h of the fourth corner block 64, which will be described later. It has an accommodating portion 52. In the present embodiment, the horizontal stile side insertion piece accommodating portion 52 is configured by the space surrounded by the outdoor side surface portion 5a, the indoor side surface portion 5b, the opening side surface portion 5c, and the upper horizontal stile side surface portion 5d. ing. In the present embodiment, the horizontal stile side insertion piece 63h and the horizontal stile side insertion piece 64h are inner surfaces on the opening side of the horizontal stile side insertion piece accommodating portion 52 formed in the lower horizontal stile 5 in the assembled state. That is, the opening side portion 5c is accommodated in the lateral stile side insertion piece accommodating portion 52 in a state of being in contact with the surface facing the upper lateral stile side surface portion 5d. In particular, in the present embodiment, the horizontal frame side insertion piece 63h and the horizontal frame side insertion piece 64h are in contact with the inner surface of the opening side surface portion 5c, which is not the step portion 5e, in the assembled state. In this state, it is accommodated in the horizontal frame side insertion piece accommodating portion 52.

As shown in FIG. 5, the lower horizontal frame 5 of the present embodiment has a glass accommodating portion 53 for holding glass. In the present embodiment, a pair of glass accommodating surface portions 54 are provided at both ends of the first step portion 5f of the upper horizontal stile side surface portion 5d in the prospective direction, and the upper horizontal stile side surface portion 5d and the pair of glass accommodating surface portions 54 are provided. As a result, the glass accommodating portion 53 is configured. Each of the pair of glass accommodating surface portions 54 has a main body portion 54a extending toward the upper horizontal stile side and a glass holding portion 54b extending from the end portion of the main body portion 54a on the upper horizontal stile side so as to approach each other. The pair of glass holding portions 54b are configured so that the distance between the glass holding portions 54b is a dimension corresponding to the thickness dimension of the glass to be accommodated.

In particular, in the present embodiment, in the assembled state, the main body portion 54a of the pair of glass accommodating surface portions 54 is provided on the regulation portion 24 and the interior side surface portion 2b provided on the outdoor side surface portion 2a of the right vertical frame 2, respectively. It is configured in the form of an inro swallowed by the portion 24, the regulating portion 34 provided on the outdoor side surface portion 3a of the left vertical frame 3, and the regulating portion 34 provided on the indoor side surface portion 3b. Then, the dimensions of the regulating portion 24 provided on the outdoor surface portion 2a and the regulating portion 34 provided on the outdoor surface portion 3a in the prospective direction are toward the upper horizontal stile 4 side on the outdoor side of the upper horizontal stile side surface portion 5d. It matches the dimensions of the non-convex portion 5i in the prospective direction. Further, the dimensions of the regulating portion 24 provided on the indoor side surface portion 2b and the regulating portion 34 provided on the indoor side surface portion 3b in the prospective direction are toward the upper horizontal frame 4 side on the indoor side of the upper horizontal frame side surface portion 5d. It matches the dimensions of the non-convex portion 5i in the prospective direction. Therefore, the outdoor side portion 5d of the upper horizontal frame side surface portion 5d and the portion 5i that is not convex toward the upper horizontal frame 4 side on the indoor side are the regulating portion 24 and the regulating portion 24 provided on the outdoor side surface portion 2a in the assembled state, respectively. The end portion of the regulation portion 34 provided on the outdoor side surface portion 3a, the regulation portion 24 provided on the indoor side surface portion 2b, and the end portion of the regulation portion 34 provided on the indoor side surface portion 3b are placed respectively. It functions as a mounting part that covers the cut surface.

In particular, the lower horizontal stile 5 of the present embodiment has the same shape as the upper horizontal stile 4, and in the assembled state, the upper horizontal stile 4 and the lower horizontal stile 5 have a mirror image shape of each other. ..

As shown in FIGS. 1 and 4, the first corner block 61 has a vertical stile fixing portion 61a to which the right vertical stile 2 is fixed and a horizontal stile fixing to which the upper horizontal stile 4 is fixed in the assembled state. A portion 61b, an outdoor side surface portion 61c, and an indoor side surface portion 61d are provided.

The vertical stile fixing portion 61a is formed in a plate shape, and in the assembled state, a screw used for connecting to the right vertical stile 2 is inserted at a position communicating with the tapping hole 21 of the right vertical stile 2. Two screw holes 61e are formed. The vertical stile fixing portion 61a of the present embodiment has a size that covers a part of the vertical stile side insertion piece accommodating portion 22 and the glass holding material accommodating portion 23 at the end portion of the right vertical stile 2 in the assembled state. ing. In this embodiment, in particular, the vertical stile fixing portion 61a and the portion 4i of the upper horizontal stile 4 that is not convex toward the lower horizontal stile 5 side of the lower horizontal stile side surface portion 4d are configured to be flush with each other. ing.

The horizontal stile fixing portion 61b is formed in a plate shape and is formed so as to be perpendicular to the vertical stile fixing portion 61a. One screw hole 61f is formed in the horizontal frame fixing portion 61b. The screw hole 61f is formed at a position where it communicates with the tapping hole 41 of the upper horizontal stile 4 in the assembled state, and a screw used for connection with the upper horizontal stile 4 is inserted. The horizontal frame fixing portion 61b of the present embodiment has a size that covers the entire horizontal frame side insertion piece accommodating portion 42 at the end portion of the upper horizontal frame 4 in the assembled state.

The outdoor side surface portion 61c is formed in a plate shape and is formed so as to be perpendicular to the vertical frame fixing portion 61a. In the present embodiment, the outdoor surface portion 61c is configured to be flush with the outdoor surface portion 2a of the right vertical stile 2 and the outdoor surface portion 4a of the upper horizontal stile 4 in the assembled state.

The indoor side surface portion 61d is formed in a plate shape and is formed so as to be perpendicular to the vertical frame fixing portion 61a and parallel to the outdoor side surface portion 61c. In the present embodiment, the indoor side surface portion 61d is configured to be flush with the indoor side surface portion 2b of the right vertical stile 2 and the indoor side surface portion 4b of the upper horizontal stile 4 in the assembled state.

Two vertical stile side insertion pieces 61 g are formed in the vertical stile fixing portion 61a of the present embodiment. Specifically, 61 g of two vertical stile-side insertion pieces, which are formed in a substantially flat plate shape, are formed side by side in the prospective direction. In particular, in the vertical frame side insertion piece 61g of the present embodiment, an inclined surface portion 61j is formed on the side surface portion 2c side of the opening of the right vertical frame 2. Further, in the vertical frame fixing portion 61a of the present embodiment, a through hole 61i is formed between the horizontal frame fixing portion 61b and the vertical frame side insertion piece 61g. In this embodiment, in particular, a through hole 61i is formed between the two screw holes 61e.

Two horizontal frame side insertion pieces 61h are formed in the horizontal frame fixing portion 61b of the present embodiment. Specifically, two horizontal stile-side insertion pieces 61h, which are formed in a substantially flat plate shape, are formed side by side in the prospective direction. In particular, in the horizontal frame side insertion piece 61h of the present embodiment, an inclined surface portion 61k is formed on the side surface portion 4c side of the opening of the upper horizontal frame 4.

As shown in FIGS. 1 and 4, the second corner block 62 has a vertical stile fixing portion 62a to which the left vertical stile 3 is fixed and a horizontal stile fixing to which the upper horizontal stile 4 is fixed in the assembled state. A portion 62b, an outdoor side surface portion 62c, and an indoor side surface portion 62d are provided.

The vertical stile fixing portion 62a is formed in a plate shape, and in the assembled state, a screw used for connecting to the left vertical stile 3 is inserted at a position communicating with the tapping hole 31 of the left vertical stile 3. Two screw holes 62e are formed. The vertical stile fixing portion 62a of the present embodiment has a size that covers a part of the vertical stile side insertion piece accommodating portion 32 and the glass holding material accommodating portion 33 at the end portion of the left vertical stile 3 in the assembled state. ing. In this embodiment, in particular, the vertical stile fixing portion 62a and the portion 4i of the upper horizontal stile 4 that is not convex toward the lower horizontal stile 5 side of the lower horizontal stile side surface portion 4d are configured to be flush with each other. ing.

The horizontal stile fixing portion 62b is formed in a plate shape and is formed so as to be perpendicular to the vertical stile fixing portion 62a. One screw hole 62f is formed in the horizontal frame fixing portion 62b. The screw hole 62f is formed at a position where it communicates with the tapping hole 41 of the upper horizontal stile 4 in the assembled state, and a screw used for connection with the upper horizontal stile 4 is inserted through the screw hole 62f. The horizontal frame fixing portion 62b of the present embodiment has a size that covers the entire horizontal frame side insertion piece accommodating portion 42 at the end portion of the upper horizontal frame 4 in the assembled state.

The outdoor side surface portion 62c is formed in a plate shape and is formed so as to be perpendicular to the vertical frame fixing portion 62a. In the present embodiment, the outdoor surface portion 62c is configured to be flush with the outdoor surface portion 3a of the left vertical stile 3 and the outdoor surface portion 4a of the upper horizontal stile 4 in the assembled state.

The indoor side surface portion 62d is formed in a plate shape and is formed so as to be perpendicular to the vertical frame fixing portion 62a and parallel to the outdoor side surface portion 62c. In the present embodiment, the indoor side surface portion 62d is configured to be flush with the indoor side surface portion 3b of the left vertical stile 3 and the indoor side surface portion 4b of the upper horizontal stile 4 in the assembled state.

Two vertical stile side insertion pieces 62g are formed in the vertical stile fixing portion 62a of the present embodiment. Specifically, 62 g of two vertical stile-side insertion pieces, which are formed in a substantially flat plate shape, are formed side by side in the prospective direction. In particular, in the vertical frame side insertion piece 62g of the present embodiment, an inclined surface portion 62j is formed on the side surface portion 3c side of the opening of the left vertical frame 3. Further, in the vertical frame fixing portion 62a of the present embodiment, a through hole 62i is formed between the horizontal frame fixing portion 62b and the vertical frame side insertion piece 62g. In this embodiment, in particular, a through hole 62i is formed between the two screw holes 62e.

Two horizontal frame side insertion pieces 62h are formed in the horizontal frame fixing portion 62b of the present embodiment. Specifically, two horizontal stile-side insertion pieces 62h, which are formed in a substantially flat plate shape, are formed side by side in the prospective direction. In particular, in the horizontal frame side insertion piece 62h of the present embodiment, an inclined surface portion 62k is formed on the side surface portion 4c side of the opening of the upper horizontal frame 4.

In particular, in the present embodiment, the first corner block 61 and the second corner block 62 have mirror images of each other in the assembled state.

As shown in FIGS. 1 and 4, the third corner block 63 has a vertical stile fixing portion 63a to which the left vertical stile 3 is fixed and a horizontal stile fixing to which the lower horizontal stile 5 is fixed in the assembled state. A portion 63b, an outdoor side surface portion 63c, and an indoor side surface portion 63d are provided.

The vertical stile fixing portion 63a is formed in a plate shape, and in the assembled state, a screw used for connecting to the left vertical stile 3 is inserted at a position communicating with the tapping hole 31 of the left vertical stile 3. Two screw holes 63e are formed. The vertical stile fixing portion 63a of the present embodiment has a size that covers a part of the vertical stile side insertion piece accommodating portion 32 and the glass holding material accommodating portion 33 at the end portion of the left vertical stile 3 in the assembled state. ing. In this embodiment, in particular, the vertical stile fixing portion 63a and the portion 5i of the lower horizontal stile 5 that is not convex toward the upper horizontal stile 4 side of the upper horizontal stile side surface portion 5d are configured to be flush with each other. ing.

The horizontal stile fixing portion 63b is formed in a plate shape and is formed so as to be perpendicular to the vertical stile fixing portion 63a. One screw hole 63f is formed in the horizontal frame fixing portion 63b. The screw hole 63f is formed at a position where it communicates with the tapping hole 51 of the lower horizontal stile 5 in the assembled state, and a screw used for connection with the lower horizontal stile 5 is inserted through the screw hole 63f. The horizontal frame fixing portion 63b of the present embodiment has a size that covers the entire horizontal frame side insertion piece accommodating portion 52 at the end of the lower horizontal frame 5 in the assembled state.

The outdoor side surface portion 63c is formed in a plate shape and is formed so as to be perpendicular to the vertical frame fixing portion 63a. In the present embodiment, the outdoor surface portion 63c is configured to be flush with the outdoor surface portion 3a of the left vertical stile 3 and the outdoor surface portion 5a of the lower horizontal stile 5 in the assembled state.

The indoor side surface portion 63d is formed in a plate shape and is formed so as to be perpendicular to the vertical frame fixing portion 63a and parallel to the outdoor side surface portion 63c. In the present embodiment, the indoor side surface portion 63d is configured to be flush with the indoor side surface portion 3b of the left vertical stile 3 and the indoor side surface portion 5b of the lower horizontal stile 5 in the assembled state.

Two vertical stile side insertion pieces 63 g are formed in the vertical stile fixing portion 63a of the present embodiment. Specifically, 63 g of two vertical stile-side insertion pieces configured in a substantially flat plate shape are formed side by side in the prospective direction. In particular, in the vertical frame side insertion piece 63g of the present embodiment, an inclined surface portion 63j is formed on the side surface portion 3c side of the opening of the left vertical frame 3. Further, in the vertical frame fixing portion 63a of the present embodiment, a through hole 63i is formed between the horizontal frame fixing portion 63b and the vertical frame side insertion piece 63g. In this embodiment, in particular, a through hole 63i is formed between the two screw holes 63e.

Two horizontal frame side insertion pieces 63h are formed in the horizontal frame fixing portion 63b of the present embodiment. Specifically, two horizontal stile-side insertion pieces 63h, which are formed in a substantially flat plate shape, are formed side by side in the prospective direction. In particular, in the horizontal frame side insertion piece 63h of the present embodiment, an inclined surface portion 63k is formed on the side surface portion 5c side of the opening of the lower horizontal frame 5.

In particular, in the present embodiment, the first corner block 61 and the third corner block 63 have the same shape as each other, and the second corner block 62 and the third corner block 63 are in the assembled state. They have mirror images of each other.

As shown in FIGS. 1 and 4, the fourth corner block 64 has a vertical stile fixing portion 64a to which the right vertical stile 2 is fixed and a horizontal stile fixing to which the lower horizontal stile 5 is fixed in the assembled state. A portion 64b, an outdoor side surface portion 64c, and an indoor side surface portion 64d are provided.

The vertical stile fixing portion 64a is formed in a plate shape, and in the assembled state, a screw used for connecting to the right vertical stile 2 is inserted at a position communicating with the tapping hole 21 of the right vertical stile 2. Two screw holes 64e are formed. The vertical stile fixing portion 64a of the present embodiment has a size that covers a part of the vertical stile side insertion piece accommodating portion 22 and the glass holding material accommodating portion 23 at the end portion of the right vertical stile 2 in the assembled state. ing. In this embodiment, in particular, the vertical stile fixing portion 64a and the portion 5i of the lower horizontal stile 5 that is not convex toward the upper horizontal stile 4 side of the upper horizontal stile side surface portion 5d are configured to be flush with each other. ing.

The horizontal stile fixing portion 64b is formed in a plate shape and is formed so as to be perpendicular to the vertical stile fixing portion 64a. One screw hole 64f is formed in the horizontal frame fixing portion 64b. The screw hole 64f is formed at a position where it communicates with the tapping hole 51 of the lower horizontal stile 5 in the assembled state, and a screw used for connection with the lower horizontal stile 5 is inserted through the screw hole 64f. The horizontal frame fixing portion 64b of the present embodiment has a size that covers the entire horizontal frame side insertion piece accommodating portion 52 at the end portion of the lower horizontal frame 5 in the assembled state.

The outdoor side surface portion 64c is formed in a plate shape and is formed so as to be perpendicular to the vertical frame fixing portion 64a. In the present embodiment, the outdoor surface portion 64c is configured to be flush with the outdoor surface portion 2a of the right vertical stile 2 and the outdoor surface portion 5a of the lower horizontal stile 5 in the assembled state.

The indoor side surface portion 64d is formed in a plate shape and is formed so as to be perpendicular to the vertical frame fixing portion 64a and parallel to the outdoor side surface portion 64c. In the present embodiment, the indoor side surface portion 64d is configured to be flush with the indoor side surface portion 2b of the right vertical stile 2 and the indoor side surface portion 5b of the lower horizontal stile 5 in the assembled state.

Two vertical stile side insertion pieces 64g are formed in the vertical stile fixing portion 64a of the present embodiment. Specifically, two vertical stile side insertion pieces 64g configured in a substantially flat plate shape are expected directions. It is formed side by side. In particular, in the vertical frame side insertion piece 64g of the present embodiment, an inclined surface portion 64j is formed on the side surface portion 2c side of the opening of the right vertical frame 2. Further, in the vertical frame fixing portion 64a of the present embodiment, a through hole 64i is formed between the horizontal frame fixing portion 64b and the vertical frame side insertion piece 64g. In this embodiment, in particular, a through hole 64i is formed between the two screw holes 64e.

Two horizontal frame side insertion pieces 64h are formed in the horizontal frame fixing portion 64b of the present embodiment. Specifically, two horizontal stile-side insertion pieces 64h, which are formed in a substantially flat plate shape, are formed side by side in the prospective direction. In particular, in the horizontal frame side insertion piece 64h of the present embodiment, an inclined surface portion 64k is formed on the side surface portion 5c side of the opening of the lower horizontal frame 5.

In particular, in the present embodiment, the fourth corner block 64 has a mirror image shape with each other in the assembled state with the first corner block 61 and the third corner block 63, and the fourth corner block 64 and the third corner block 64 The second corner block 62 has the same shape as each other.

In the present embodiment, the first to fourth corner blocks 61 to 64 are molded products such as aluminum die cast.

The glass holding material 8 of the present embodiment includes a U-shaped main body portion 81, a pair of glass holding portions 82 for holding the glass, and a folded portion 83 formed at the ends of the pair of holding portions. There is. The pair of glass holding portions 82 are configured so that the distance between the glass holding portions 82 is a dimension corresponding to the thickness dimension of the glass to be accommodated. Most of the folded-back portion 83 of the glass holding material 8 is housed in the regulating portion 24 or the regulating portion 34, so that the glass holding material 8 is restricted from moving in the indoor / outdoor direction. In the present embodiment, the glass holding material 8 is attached to a pair of vertical stiles composed of the right vertical stile 2 and the left vertical stile 3, but the mode in which the glass holding material 8 is attached is not limited to this, and the glass holding material 8 is attached. May be attached to a pair of horizontal stiles consisting of an upper horizontal stile 4 and a lower horizontal stile 5 instead of a pair of vertical stiles, and a right vertical stile 2, a left vertical stile 3, an upper horizontal stile 4 and a lower horizontal stile 5 It may be attached to three of the stiles, or may be attached to all of the right vertical stile 2, the left vertical stile 3, the upper horizontal stile 4, and the lower horizontal stile 5. Further, the glass holding material 8 does not have to be attached to any of the stiles.

In the present embodiment, the dimensional relationships of the right vertical stile 2, the left vertical stile 3, the upper horizontal stile 4, the lower horizontal stile 5, and the glass holding material 8 are the dimensions of the glass holding material 8 in the longitudinal direction and the lower horizontal stile 5, respectively. Dimensions of the main body 54a of the glass accommodating surface 54 in the finding direction (indicated by X in FIG. 2) and dimensions of the main body 44a of the glass accommodating surface 44 of the upper horizontal frame 4 (indicated by Y in FIG. 2). The total is configured to be the same as the longitudinal dimension of the right vertical stile 2 and the left vertical stile 3.

The action and effect of the shoji 1 of the present embodiment having the above-described configuration are as follows.
(1) Right vertical stile 2, left vertical stile 3, upper horizontal stile 4 and lower horizontal stile 5 only by tightening screws to tapping holes 21 to 51, right vertical stile 2, left vertical stile 3, upper horizontal stile 4 And the lower horizontal frame 5 can be connected via the corner blocks 6 (first to fourth corner blocks 61 to 64), so that it is not necessary to cut out the shape material when assembling the shoji. The shoji can be easily assembled without requiring the skill of the processor.
(2) Right vertical stile 2, left vertical stile 3, upper horizontal stile 4 and lower horizontal stile 5 only by tightening screws to tapping holes 21 to 51, right vertical stile 2, left vertical stile 3, upper horizontal stile 4 Since the lower horizontal frame 5 and the lower horizontal frame 5 can be connected via the corner blocks 6 (first to fourth corner blocks 61 to 64), a processing device for notching the shape material is not required, and the shape material can be connected. Capital investment for notch processing can be kept low.
(3) Even if it becomes necessary to shorten the dimensions of the profile due to changes in the dimensions of the opening at the construction site of the building, cutting to match the dimensions of the profile to the opening without the need for notch processing. It is possible to assemble the shoji in response to dimensional changes, etc., just by processing.
(4) Of the first to fourth corner blocks 61 to 64, at least two corner blocks have the same shape or mirror images of each other, so that an error in the combination of the corner block and the shape material is made. It can be avoided, the correct assembly of the shoji can be easily performed, and the need for additional profiles can be avoided.
(5) By matching the sizes of the vertical frame fixing portions 61a to 64a, the sizes of the horizontal frame fixing portions 62a to 62b, the positions of the screw holes and the positions of the tapping holes, the assembling direction of the profile and the corner block can be determined. Since it can be easily identified, it is possible to avoid making a mistake in the assembling direction of the profile and the corner block.
(6) In the assembled state, the main body 44a of the pair of glass accommodating surface portions 44 of the upper horizontal stile 4 and the main body portion 54a of the pair of glass accommodating surface portions 54 of the lower horizontal stile 5, respectively, are the outdoor surface portions of the right vertical stile 2. The regulation part 24 provided in 2a, the regulation part 24 provided in the indoor side surface part 2b, the regulation part 34 provided in the outdoor side surface part 3a of the left vertical frame 3, and the regulation part provided in the interior side surface part 3b. Since it is configured in the form of an inro swallowed by 34, the joint strength with the right vertical frame 2 and the left vertical frame 3 is improved. Therefore, it is possible to prevent the shoji from being deformed due to wind pressure (positive pressure / negative pressure) or twisting.
(7) The longitudinal dimension of the glass holding material 8, the dimension in the finding direction of the main body portion 54a of the glass accommodating surface portion 54 of the lower horizontal frame 5, and the finding direction of the main body portion 44a of the glass accommodating surface portion 44 of the upper horizontal frame 4. Since the total dimensions of the right vertical stile 2 and the left vertical stile 3 are configured to be the same as the longitudinal dimensions of the right vertical stile 2 and the left vertical stile 3, the notch of the right vertical stile 2 and the left vertical stile 3 to which the glass holding material 8 is attached. No processing is required. Therefore, the shoji 1 including the glass holding material 8 can be easily cut by cutting the dimensions of the right vertical stile 2, the left vertical stile 3, the upper horizontal stile 4, the lower horizontal stile 5, and the glass holding material 8. It is possible to assemble it neatly. Further, the glass holding material 8 is positioned only by abutting and placing the end portion of the glass holding material 8 in the longitudinal direction on the glass holding portion 44b of the upper horizontal stile 4 and the glass holding portion 54b of the lower horizontal stile 5. Therefore, the glass holding material 8 can be easily positioned. Further, it is possible to restrict the movement of the glass holding material 8 in the longitudinal direction.
(8) The vertical stile side insertion piece 61g and the vertical stile side insertion piece 64g are the vertical stile side insertion pieces formed in the right vertical stile 2 when they are accommodated in the vertical stile side insertion piece accommodating portion 22. It is in contact with the inner surface of the accommodating portion 22 on the opening side, that is, the surface of the opening side surface portion 2c facing the left vertical frame side surface portion 2d. Further, when the vertical stile side insertion piece 62g and the vertical stile side insertion piece 63g are accommodated in the vertical stile side insertion piece accommodating portion 32, the vertical stile side insertion piece accommodating formed in the left vertical stile 3 is accommodated. It is in contact with the inner surface of the opening side of the portion 32, that is, the surface of the opening side surface portion 3c facing the right vertical frame side surface portion 3d. Therefore, the vertical stile side insertion pieces 61 g to 64 g function as guides when fixing each corner block to the right vertical stile 2 and the left vertical stile 3, and thus both ends of the right vertical stile 2 and the left vertical stile 3. It is possible to prevent the opening phenomenon in which the vertical frame fixing portions 61a to 64a of the corner blocks 61 to 64 are not completely close to each other due to the tightness of the screws and a gap is opened.
(9) The horizontal stile side insertion piece 61h and the horizontal stile side insertion piece 62h are formed in the upper horizontal stile 4 when they are accommodated in the horizontal stile side insertion piece accommodating portion 42. It is in contact with the inner surface of the accommodating portion 42 on the opening side, that is, the surface facing the lower horizontal frame side surface portion 4d of the opening side surface portion 4c. Further, when the horizontal stile side insertion piece 63h and the horizontal stile side insertion piece 64h are accommodated in the horizontal stile side insertion piece accommodating portion 52, the horizontal stile side insertion piece accommodating formed in the lower horizontal stile 5 is accommodated. It is in contact with the inner surface of the portion 52 on the opening side, that is, the surface of the opening side surface portion 5c facing the upper horizontal frame side surface portion 5d. Therefore, both ends of the upper horizontal stile 4 and the lower horizontal stile 5 and the vertical stile fixing portions 61b to 64b of the corner blocks 61 to 64 are prevented from being opened due to the tightness of the screws. can do.
(10) In particular, the horizontal stile fixing portion 63b and the horizontal stile fixing portion 64b have a size that covers the entire horizontal stile side insertion piece accommodating portion 52 at the end of the lower horizontal stile 5 in the assembled state. .. Therefore, as shown in FIG. 7, the water that has entered the inside of the lower horizontal frame 5, particularly the inside of the glass accommodating portion 53 and the glazing channel used when arranging the glass is introduced from the bottom surface of the glass accommodating portion 53 to the corner block. A drainage path leading to the vertical

frame fixing portions

63a and 64a is formed, and the water that has entered the glass accommodating portion 53 and the glazing channel used can be reliably drained toward each corner block.
(11) Further, in the vertical stile fixing portion 63a of the third corner block, a through hole 63i is formed between the horizontal stile fixing portion 63b and the vertical stile side insertion piece 63g, and the fourth corner block has a through hole 63i. Similarly, in the vertical frame fixing portion 64a, a through hole 64i is formed between the horizontal frame fixing portion 64b and the vertical frame side insertion piece 64g. The through holes 63i and 64i function as through holes for drainage, and the water that has entered the glass accommodating portion 53 and the glazing channel used that has been drained to each corner block by the drainage route is shown in FIG. As described above, the sash frame of the shoji 1 can be dropped into the lower frame through the through holes 63i and 64i, and the water can be drained from the lower frame to the outside of the room. Therefore, it is possible to prevent water from flowing out from the indoor surface of the shoji 1.
(12) Further, through

holes

61i and 62i are formed in the first corner block 61 and the second corner block 62 in the same manner. The through

holes

61i and 62i function as through holes for introducing outside air, and the air pressure inside the shoji 1 can be brought close to the outside air pressure, so that water can be suppressed from entering the inside of the shoji 1 and at the same time. It is possible to facilitate the discharge of water that has entered the inside of the shoji 1.

The method of assembling the shoji configured as described above will be described.
Step 1: The shapes for the right vertical stile 2, the left vertical stile 3, the upper horizontal stile 4, the lower horizontal stile 5, and the glass holding material 8 are cut into desired dimensions, respectively, and the right vertical stile 2 and the left vertical stile 3 are cut. , Upper horizontal stile 4, lower horizontal stile 5, and glass holding material 8.
Step 2: The horizontal stile side of the lower horizontal stile 5 in a state where the horizontal stile side insertion piece 63h and the horizontal stile side insertion piece 64h are in contact with the inner surface of the portion 5h that is not the step portion 5e of the opening side surface portion 5c. The upper horizontal stile with the horizontal stile side insertion piece 61h and the horizontal stile side insertion piece 62h in contact with the insertion piece accommodating portion 52 in contact with the inner surface 4h of the portion of the opening side surface portion 4c that is not the step portion 4e. Each of the insertion piece accommodating portions 42 on the horizontal stile side of 4 is accommodated, and the corner block is positioned with respect to the lower horizontal stile 5 in the finding direction of the corner block and the upper horizontal stile 4 is positioned in the finding direction of the corner block.
Step 3: The positioned corner blocks are fixed to both ends (cut portion) in the longitudinal direction of the lower horizontal stile 5 and both ends (cut portion) in the longitudinal direction of the upper horizontal stile 4 with screws.
Step 4: With the vertical stile side insertion piece 61g and the vertical stile side insertion piece 64g in contact with the inner surface of the opening side surface portion 2c, the vertical stile side insertion piece accommodating portion 22 of the right vertical stile 2 is fitted with the vertical stile. The side insertion piece 62g and the vertical stile side insertion piece 63g are housed in the vertical stile side insertion piece accommodating portion 32 of the left vertical stile 3 in a state where they are in contact with the inner surface of the opening side surface portion 3c, respectively, and right vertical. Positioning of the corner block in the finding direction with respect to the stile 2 and positioning of the corner block with respect to the left vertical stile 3 in the finding direction.
Step 5: The positioned corner blocks are fixed to both ends (cut portion) in the longitudinal direction of the right vertical stile 2 and both ends (cut portion) in the longitudinal direction of the left vertical stile 3 with screws.

In the above embodiment, the case where the first to fourth corner blocks all have the same shape or have mirror images of each other has been described, but at least two corners of the first to fourth corner blocks 61 to 64 have been described. If the blocks have the same shape as each other or have a mirror image shape with each other, the effect of the present invention can be obtained.

The present invention is not limited to the embodiments described above, and many modifications can be made by a person having ordinary knowledge in the art within the technical idea of the present invention. For example, instead of the sliding door for the sliding window of the embodiment, a sliding door such as a protruding window, an inwardly tilted window, an outwardly tilted window, a sliding window, a single sliding window, or a door or a door may be used.

1: Obstacle 2: Right vertical stile 2a: Outdoor side surface 2b: Indoor side surface 2c: Opening side surface 2d: Left vertical stile side surface 2e: Main body 21: Tapping hole 22: Vertical stile side insertion piece accommodating part 23 : Glass holding material accommodating part 24: Regulatory part 3: Left vertical stile 3a: Outdoor side surface 3b: Indoor side surface 3c: Opening side surface 3d: Right vertical stile side surface 3e: Main body 31: Tapping hole 32: Vertical stile Side insertion piece accommodating part 33: Glass holding material accommodating part 34: Regulatory part 4: Upper horizontal frame 4a: Outdoor side surface 4b: Indoor side surface 4c: Opening side surface 4d: Lower horizontal frame side surface 4e: Step 4f : 1st step 4g: 2nd step 41: Tapping hole 42: Horizontal stile side insertion piece accommodating 43: Glass accommodating 44: Glass accommodating surface 44a: Main body 44b: Glass holding 5: Lower side Frame 5a: Outdoor side surface 5b: Indoor side surface 5c: Opening side surface 5d: Upper horizontal frame side surface 5e: Step 5f: First step 5g: Second step 51: Tapping hole 52: Horizontal frame Side insertion piece accommodating part 53: Glass accommodating part 54: Glass accommodating surface part 54a: Main body part 54b: Glass holding part 6: Corner block 61: First corner block 61a: Vertical stile fixing part 61b: Horizontal stile fixing part 61c: Outdoor side surface 61d: Indoor side surface 61e: Screw hole 61f: Screw hole 61g: Vertical stile side insertion piece 61h: Horizontal stile side insertion piece 61i Through hole 62: Second corner block 62a: Vertical stile fixing part 62b: Horizontal stile fixing part 62c: Outdoor side surface 62d: Indoor side surface 62e: Screw hole 62f: Screw hole 62g: Vertical stile side insertion piece 62h: Horizontal stile side insertion piece 62i Through hole 63: Third corner block 63a: Vertical stile fixing part 63b: Horizontal stile fixing part 63c: Outdoor side surface part 63d: Indoor side surface part 63e: Screw hole 63f: Screw hole 63g: Vertical stile side insertion piece 63h: Horizontal stile side insertion piece 63i through hole 64: No. Corner block 64a: Vertical stile fixing part 64b: Horizontal stile fixing part 64c: Outdoor side surface 64d: Indoor side surface 64e: Screw hole 64f: Screw hole 64g: Vertical stile side insertion piece 64h: Horizontal stile side insertion piece 64i Through hole 8: Glass holding material 81: Main body 82: Glass holding 83: Folded part

Claims

A pair of vertical stiles consisting of a left vertical stile and a right vertical stile,
A pair of horizontal stiles consisting of an upper horizontal stile and a lower horizontal stile,
The first corner block that connects the right vertical stile and the upper horizontal stile,
The second corner block that connects the upper horizontal stile and the left vertical stile,
A third corner block that connects the left vertical stile and the lower horizontal stile,
Equipped with a fourth corner block that connects the lower horizontal stile and the right vertical stile,
A shoji screen in which at least two corner blocks of the first to fourth corner blocks have the same shape or mirror images of each other.
The shoji according to claim 1, wherein the first corner block and the second corner block have mirror images of each other.
The shoji according to claim 1 or 2, wherein the third corner block and the fourth corner block have mirror images of each other.
The shoji according to any one of claims 1 to 3, wherein the first corner block and the third corner block have the same shape.
The shoji according to any one of claims 1 to 4, wherein the second corner block and the fourth corner block have the same shape as each other.
The first to fourth corner blocks are assembled in the opening.
A vertical stile fixing portion to which any of the left vertical stile and the right vertical stile is fixed, and
A horizontal stile fixing portion provided in the vertical stile fixing portion on the horizontal stile side to which any of the upper horizontal stile and the lower horizontal stile is fixed and fixed,
A vertical stile side insertion piece provided on the opening side of the vertical stile fixing portion is provided.
The vertical stile side insertion piece abuts on the inner surface of the vertical stile side insertion piece accommodating portion formed on the left vertical stile and the right vertical stile on the opening side in the assembled state at the opening. The shoji according to any one of 5 to 5.
The shoji according to claim 6, wherein a through hole is formed in the vertical stile fixing portion between the horizontal stile fixing portion and the vertical stile side insertion piece.
The shoji according to any one of claims 1 to 7, wherein a glass holding material is attached to the pair of vertical stiles and / or the pair of horizontal stiles.
The right vertical stile and the upper horizontal stile are connected by the first corner block,
The upper horizontal stile and the left vertical stile are connected by the second corner block,
The left vertical stile and the lower horizontal stile are connected by the third corner block,
The lower horizontal stile and the right vertical stile are connected by the fourth corner block, and
A structure in which at least two corner blocks of the first to fourth corner blocks have the same shape as each other or have a mirror image shape with each other.