JP6662958B2 - Joinery - Google Patents

Description

  The present invention relates to a fitting, and more particularly, to a fitting for opening and closing a sliding door in an opening frame such as a sliding window or a single sliding window.

  DESCRIPTION OF RELATED ART Conventionally, the fitting which made the sliding frame support the opening frame like a sliding window, for example is known. The opening frame that constitutes such a fitting has a four-frame configuration of an upper frame, a lower frame, and a pair of vertical frames. Further, the shoji which constitutes the fitting is configured by holding a face material such as a glass plate in a frame body configured by assembling an upper frame, a lower frame, and a pair of vertical frames with a four-frame frame. Is provided with a resin door roller.

  In such fittings, the door roller rolls on a rail provided on the lower frame, so that the shoji is opened and closed along the longitudinal direction of the lower frame to open and close the opening of the opening frame (for example, Patent Document 1).

JP 2006-118158 A

  By the way, in the above-mentioned fittings, as shown in FIG. 10, each frame 110, 120 etc. constituting the opening frame 100 is supported by the anchor member 3 provided in the building frame 2, and each frame 110, 120 etc. There is a space in which a filler 4 such as mortar is filled in a space between the building body 2. It is known that in the fittings in which the filler 4 is filled between the frames 110, 120 and the like of the opening frame 100 and the building frame 2 as described above, a void is generated in the space, particularly around the anchor member 3. I have.

  Therefore, when the fitting is heated by a fire or the like, the lower frame 120 constituting the opening frame 100 is deformed such that the central portion in the longitudinal direction hangs down due to the weight of the shoji 200, 300, and the like. The door wheels 260, 360 constituting the 200, 300 also melt and disappear.

  As a result, the sliding doors 260 and 360 disappear and the lower frame is placed on the rails of the lower frame 120, and the sliding doors 200 and 300 are inclined according to the deformation of the lower frame 120, and as a result, the opening frames are opened. A gap is created between 100 and sashes 200 and 300. If a gap is formed between the opening frame 100 and the shojis 200 and 300, a flame or the like passes through the gap and spreads the fire, and the above fittings did not have sufficient fire prevention performance.

  The present invention has been made in view of the above circumstances, and has as its object to provide a fitting capable of suppressing a tilting of a shoji even when a lower frame of an opening frame is deformed and improving fire prevention performance.

  In order to achieve the above object, a fitting according to the present invention includes an opening frame provided in a building opening, and a door wheel rolling a rail of a lower frame constituting the opening frame, and a longitudinal direction of the lower frame. A sliding door that is movable along the opening, and the fitting that opens and closes the opening of the opening frame by moving the sliding door, in a state where the opening is closed, above a central portion in the longitudinal direction of the lower frame. A vertical stile facing another adjacent shoji, or a shoji having a vertical stile facing a closing member that closes a part of the opening and a central portion in a longitudinal direction of the lower frame is more fireproof than the door wheel. A spacer member formed of a material having excellent flexibility, the spacer member is disposed only at a position closer to the vertical frame than the center of gravity of the shoji, and attached to a prospective surface of a lower frame of the shoji. By the said rail The spacer member has a concave portion on an upper surface, the lower frame has a convex portion on the prospective surface, and the spacer member has a concave portion on the concave portion. By inserting the convex portion, the lower frame is positioned in the expected direction with respect to the expected surface of the lower frame.

  Further, the fitting according to the present invention includes an opening frame provided at a building opening, and a door wheel rolling a rail of a lower frame constituting the opening frame, and is movable along a longitudinal direction of the lower frame. In a fitting that includes a shoji and opens and closes the opening of the opening frame by moving the shoji, in a state where the opening is closed, another shoji adjacent above a central portion in the longitudinal direction of the lower frame. An opposing vertical frame, or a shoji having a vertical frame opposing above a longitudinally central portion of the lower frame and a closing member that closes a part of the opening is made of a material that is more fire-resistant than the door wheel. A spacer member is formed, and the spacer member is disposed only at a position closer to the vertical frame than the center of gravity of the shoji, and is attached to a prospective surface of a lower frame of the shoji, thereby forming the rail. Move upward from top edge The spacer member has a mounting through hole through which a screw is inserted, and is fastened to a prospective surface of the lower frame by the screw inserted through the mounting through hole from below to above. The head of the screw is housed in the mounting through hole, and does not project into a space formed between the upper end of the rail and the spacer member.

  ADVANTAGE OF THE INVENTION According to this invention, even if the lower frame of an opening frame deform | transforms, there exists an effect that it can suppress that a sash (shoji) tilts, and can make fire prevention performance favorable.

FIG. 1 is an external view showing a fitting according to an embodiment of the present invention from the indoor side. FIG. 2 is a cross-sectional view of the fitting according to the embodiment of the present invention. FIG. 3 is a longitudinal sectional view of the fitting according to the embodiment of the present invention. FIG. 4 is an enlarged longitudinal sectional view showing a main part shown in FIG. FIG. 5-1 is a left side view of the spacer member. FIG. 5-2 is a diagram of the spacer member viewed from the indoor side. FIG. 5C is a bottom view of the spacer member. FIG. 6 is an enlarged longitudinal sectional view showing a main part of a fitting according to an embodiment of the present invention. FIG. 7 is an external view showing a case where the fitting according to the embodiment of the present invention is heated by a fire or the like. FIG. 8 is an external view showing a modification of the fitting according to the embodiment of the present invention, as viewed from the indoor side. FIG. 9 is an external view showing another modification example of the fitting according to the embodiment of the present invention from the indoor side. FIG. 10 is a longitudinal sectional view showing a conventional fitting.

  Hereinafter, preferred embodiments of a fitting according to the present invention will be described in detail with reference to the accompanying drawings.

  1 to 3 each show a fitting according to an embodiment of the present invention. FIG. 1 is an external view from the indoor side, FIG. 2 is a transverse sectional view, and FIG. 3 is a longitudinal sectional view. The fitting illustrated here is what is called a sliding window, and includes an opening frame 10 and a plurality of (two in the illustrated example) sliding doors 20 and 30.

  The opening frame 10 is formed in a rectangular shape by forming an upper frame 11, a lower frame 12, and a pair of left and right vertical frames 13 and 14 into a quadrilateral frame, and has a rectangular opening 15. Each of the frames 11, 12, 13, and 14 of the opening frame 10 is configured to have a predetermined cross-sectional shape by an extruded member of aluminum or an aluminum alloy. Here, the upper frame 11 is provided with a rail 11a extending along the longitudinal direction, and the lower frame 12 is provided with a rail 12b extending along the longitudinal direction.

  Although not explicitly shown in FIGS. 1 to 3, each of the opening frames 10 is supported by an anchor member (3) provided on the building frame 1, similarly to the conventional example shown in FIG. 10. The space between each of the frames 11, 12, 13, 14 and the building frame 1 is filled with a filler (4) such as mortar, and is supported by the building frame 1.

  An inner shoji (hereinafter also referred to as an inner shoji) 20 is provided with a surface material 25 inside a rectangular frame formed by assembling an upper frame 21, a lower frame 22, and a pair of left and right vertical frames 23, 24 into a four-frame frame. Is held. Here, each frame 21, 22, 23, 24 of the inner sash 20 is configured to have a predetermined cross-sectional shape by an extruded member made of aluminum or an aluminum alloy.

  The inner sash 20 has a door wheel 26. The door wheel 26 is made of a resin material such as a resin material such as plastic, and is provided on the lower frame 22. Although not shown in the drawing, the door wheel 26 is provided on the lower frame 22 so as to be rotatable around the central axis of a shaft portion extending along the expected direction of the lower frame 22, The end surface protrudes downward from a cutout portion (not shown) of the lower expected surface 22a of the lower frame 22. In such a door roller 26, an outer end surface of a portion projecting downward from the cutout portion is rollably mounted on an upper end surface of the rail 12b. The upper frame 21 of the inner shoji 20 is formed with an insertion portion 21a extending in the longitudinal direction, and the rail 11a of the upper frame 11 is inserted into the insertion portion 21a.

  An outer shoji (hereinafter, also referred to as an outer shoji) 30 is provided with a face material 35 inside a rectangular frame formed by assembling an upper frame 31, a lower frame 32, and a pair of left and right vertical frames 33, 34 into a four-frame frame. Is held. Here, each of the frames 31, 32, 33, and 34 of the shoji is configured to have a predetermined cross-sectional shape by an extruded member made of aluminum or an aluminum alloy.

  The outer shoji 30 has a door wheel 36. The door wheel 36 is made of a resin material such as a resin material such as plastic, and is provided on the lower frame 32. Although not shown in the drawing, the door roller 36 is provided on the lower frame 32 so as to be rotatable around a central axis of a shaft portion extending along the expected direction of the lower frame 32, and a part of the The end surface protrudes downward from a cutout portion (not shown) of the lower expected surface 32 a of the lower frame 32. In such a door roller 36, an outer end surface of a portion projecting downward from the cutout portion is rollably mounted on an upper end surface of the rail 12b. Note that an insertion portion 31a extending in the longitudinal direction is formed in the upper frame 31 of the shoji, and the rail 11a of the upper frame 11 is inserted into the insertion portion 31a.

  The sliding doors 26 and 36 open and close along the longitudinal direction of the lower frame 12, that is, along the left and right directions when the door rollers 26 and 36 roll on the rail 12 b.

  The right vertical frame (hereinafter, also referred to as right vertical frame) 24 of the inner sash 20 abuts on the right vertical frame (hereinafter, also referred to as right vertical frame) 14, and the left vertical frame (hereinafter, also referred to as right vertical frame) of the outer sash 30. , The left vertical frame (hereinafter, also referred to as a left vertical frame) 13 and the left vertical frame (hereinafter, also referred to as a left vertical frame) 23 of the inner shoji 20 when the left vertical frame 33 abuts on the left vertical frame (hereinafter, also referred to as the left vertical frame) 13. The right vertical frame (hereinafter, also referred to as right vertical frame) 34 of the shoji 30 is opposed to each other above the central portion 12a in the longitudinal direction (left-right direction) of the lower frame 12 so that the opening 15 is closed. Each dimension is set. In such shoji screens 20, 30, the right vertical frame 24 and the left vertical frame 33 are door frames, and the left vertical frame 23 and the right vertical frame 34 are combined frames.

  FIG. 4 is an enlarged longitudinal sectional view showing a main part shown in FIG. As shown in FIG. 4, the shoji screens 20 and 30 include a spacer member 40. The spacer member 40 is made of a material having better fire resistance than the door wheels 26 and 36 made of resin, such as aluminum, iron, and stainless steel. As shown in FIGS. 41 and a lower extension 42.

  The base 41 has a rectangular shape in which the left-right direction is longer than the center part 411 when viewed from above or below. The outer end 412 and the indoor end 413 are bent slightly upward. A mounting through hole 41a is formed in a central portion 411 of the base 41. The lower extension 42 is a portion that extends downward from the outdoor end 412 of the base 41.

  As shown in FIGS. 1 and 4, the spacer member 40 having such a configuration is arranged on the lower prospective surfaces 22 a and 32 a of the sliding doors 20 and 30 more than the center of gravity of the sliding doors 20 and 30. 23 and the right vertical frame 34), the tip of a mounting screw 50 penetrating the mounting through hole 41a is screwed into the lower anticipated surfaces 22a, 32a. In this case, the base 41 of the spacer member 40 faces the upper end of the rail 12b at a predetermined distance from the upper end. In other words, the spacer member 40 allows the door wheels 26 and 36 to roll on the rail 12b by separating the base 41 from the upper end of the rail 12b. Here, the height of the downward projection of the base 41 from the lower prospective surfaces 22a and 32a of the spacer member 40 is determined by the dimensions and strength of the fitting to which the spacer member 40 is applied. The size is not particularly limited as long as the door wheels 26 and 36 are allowed to roll on the rail 12b while being mounted on the rail 12b when the door wheels 26 and 36 disappear. Not something.

  In the fitting having the above configuration, when heated by a fire or the like, the resin door wheels 26 and 36 are melted and disappear. In addition, since there is a gap in the filling portion of the filler (4) such as mortar used to support the opening frame 10, the filling portion is damaged, so that each of the frames 11, 12, 13,. 14 is easily deformed. In particular, the lower frame 12 is deformed so that the central portion 12a in the longitudinal direction hangs down due to the weight of the shoji screens 20 and 30 and the left and right ends connected to the vertical frames 13 and 14. become.

  In this way, when the door wheels 26 and 36 disappear and the lower frame 12 is deformed so that the central portion 12a in the longitudinal direction hangs down, the sliding doors 20 and 30 are mounted on the rails 12b with the lower expected surfaces 22a and 32a. In the portion where the spacer member 40 is provided, as shown in FIG. 6, the spacer member 40 is placed on the rail 12b. 6 shows a state in which the spacer member 40 provided on the outer sash 30 is mounted on the rail 12b of the lower frame 12, but the spacer member 40 provided on the inner sash 20 is also mounted on the rail 12b of the lower frame 12. Placed on Here, the spacer member 40 protrudes downward from the lower prospective surfaces 22a, 32a, and is provided at a position close to the combining frame (the left vertical frame 23 and the right vertical frame 34) from the center of gravity of the shojis 20, 30. Therefore, the place where the spacer member 40 is placed on the rail 12b is relatively higher than the place where the lower prospective surfaces 22a and 32a are placed on the rail 12b. As a result, as shown in FIG. Even if the central portion 12a in the longitudinal direction of 12 hangs down, the sashes 20, 30 can be prevented from tilting. Thereby, it is possible to suppress the generation of a gap between the opening frame 10 and the sashes 20 and 30, and it is possible to restrict the passage of a flame or the like through the gap and to improve the fire prevention performance.

  Therefore, according to the fitting according to the present embodiment, even when the lower frame 12 of the opening frame 10 is deformed, it is possible to suppress the inclination of the sashes 20 and 30 and improve the fire prevention performance.

  Although the preferred embodiment of the present invention has been described above, the present invention is not limited to this, and various changes can be made.

  In the above-described embodiment, a sliding window having two sliding doors 20 and 30 has been described as an example. However, the present invention can be applied to a single sliding window.

  In the above-described embodiment, a sliding window having two sliding doors 20 and 30 has been exemplified, but the present invention is also applied to a sliding window having three or more sliding doors as described below. be able to.

  FIG. 8 is an external view showing a modification of the fitting according to the embodiment of the present invention, as viewed from the indoor side. In FIG. 8, components having the same configuration as the above-described embodiment are denoted by the same reference numerals.

  As shown in FIG. 8, a plurality of (four in the illustrated example) sashes 51, 52, 53, and 54 are provided in the opening frame 10. Like the above-mentioned shojis 20 and 30, these shojis 51 and the like are formed inside a rectangular frame by forming an upper frame 51a and the like, a lower frame 51b and the like and a pair of right and left vertical frames 51c and 51d into a quadrilateral frame. And a surface material 51e or the like. The opening 15 of the opening frame 10 can be opened and closed by moving the sash 51 and the like.

  In such fittings, lower frames 52b, 53b are respectively attached to sashes (hereinafter, also referred to as center side sashes) 52, 53 in which the vertical frames 52c, 53c face each other above the central portion 12a in the longitudinal direction of the lower frame 12. The spacer member 40 is provided at a position closer to each of the vertical frames 52c, 52d, 53c, 53d than the center of gravity of the center side shoji 52, 53. When the opening 15 is closed, the rightmost vertical frame 51d of the shoji 51 located at the leftmost side is opposed to the vertical frame 52c of the center side shoji 52. Also in the shoji 51, the spacer member 40 is provided at a position closer to the vertical frame 51d than the center of gravity of the shoji 51. Further, in the state where the opening 15 is closed, the leftmost vertical frame 54c of the shoji 54 located at the rightmost side is opposed to the vertical frame 53d of the center side shoji 53. Also in the shoji 54, the spacer member 40 is provided at a position closer to the vertical frame 54c than the center of gravity of the shoji 54.

  In such a fitting, since the number of the shoji screens 51 and the like is larger than that of the fittings of the above-described embodiment, the extending length of the upper frame 11 and the lower frame 12 in the longitudinal direction is larger than that of the fitting. Therefore, when heated by fire or the like, the central portion 12a of the lower frame 12 hangs down more than the fittings of the above-described embodiment. Therefore, of the spacer members 40 provided on the center side shoji 52 (53), the spacer members 40 proximate to the vertical frame 52d (53c) facing the vertical frame 53c (52d) of the adjacent center side shoji 53 (52). Is preferably attached to the lower expected surfaces of the center side shojis 52 and 53 so as to project below the other spacer members 40.

  According to such a configuration, when the door wheel melts and disappears due to being heated by a fire or the like, the spacer member 40 is mounted on the rail of the lower frame 12, so that the center side shoji 52 (53) A location close to the vertical frame 52d (53c) facing the other center side shoji 53 (52) is relatively higher than a location adjacent to the vertical frame 52c (53d) facing the other shoji 51 and the like. In addition, in the shoji 51 and the like other than the center side shojis 52 and 53, a portion close to the vertical frames 51d and 54c facing the center side shojis 52 and 53 is close to the vertical frames 51c and 54d facing the vertical frames 13 and 14. It can be arranged relatively higher than the place where it does. Therefore, even if the lower frame 12 is deformed so as to hang down from the central portion 12a in the longitudinal direction, the inclination of the shoji 51 and the like can be suppressed by placing the spacer member 40 on the rail. It is possible to suppress the occurrence of a gap between them. Therefore, even when the lower frame 12 of the opening frame 10 is deformed, the inclination of the sash 51 and the like can be suppressed, and the fire prevention performance can be improved.

  In FIG. 8, an example is described in which the spacer member 40 is provided not only on the center side shojis 52 and 53 but also on the leftmost shoji 51 and the rightmost shoji 54. In a state in which the opening of the opening frame is closed, a sliding door having a vertical frame facing another sliding door (one central side sliding door in FIG. 8) adjacent above the central portion in the longitudinal direction of the lower frame (FIG. 8, the spacer member may be provided only at a position closer to the vertical frame than the center of gravity of the shoji. With this, even if the lower frame is deformed so as to hang down from the central portion in the longitudinal direction, the gap between the opening frame and the shoji can be suppressed by mounting the spacer member on the rail. In addition, even when the lower frame of the opening frame is deformed, it is possible to suppress the inclination of the shoji and improve the fire prevention performance.

  FIG. 9 is an external view showing another modification example of the fitting according to the embodiment of the present invention from the indoor side. In FIG. 9, components having the same configuration as the above-described embodiment are denoted by the same reference numerals.

  As shown in FIG. 9, the opening frame 10 is provided with a plurality of (three in the illustrated example) sashes 61, 62, and 63. Of these sashes 61 and the like, the sash 63 located at the rightmost position is fixed to the opening frame 10. Like the shojis 20 and 30, the shojis 61 and 62 except the shoji 63 are formed in a rectangular shape by assembling an upper frame 61a, a lower frame 61b, and a pair of left and right vertical frames 61c, 61d, etc. The face material 61e and the like are held in the inside of the frame. The opening 15 of the opening frame 10 can be opened and closed by the movement of the sash 61 and the like.

  In such a fitting, a shoji (hereinafter, also referred to as a central shoji) 62 disposed above the central portion 12a in the longitudinal direction of the lower frame 12 with the opening 15 closed is provided with the central shoji 62 in the lower frame 62b. A spacer member 40 is provided at a position closer to each of the vertical frames 62c and 62d than the center of gravity. When the opening 15 is closed, the rightmost vertical frame 61d of the shoji 61 located on the leftmost side faces the vertical frame 62c of the central shoji 62. Also in the shoji 61, the spacer member 40 is provided at a position closer to the vertical frame 61d than the center of gravity of the shoji 61.

  According to such a configuration, when the door roller melts and disappears due to being heated by a fire or the like, the spacer member 40 is mounted on the rail of the lower frame 12, so that each vertical frame 62 c , 62d can be made equal in height level, and in the shoji 61 located on the left side, the places adjacent to the vertical stile 61d facing the central shoji 62 are placed in the vertical stile 61c facing the vertical frame 13. It can be arranged relatively higher than the adjacent part. Therefore, even if the lower frame 12 is deformed so as to hang down from the central portion 12a in the longitudinal direction, the spacer members 40 are placed on the rails, so that the sliding doors 61 and 62 can be prevented from tilting. It is possible to suppress the generation of a gap between the first and second members 61 and 62. Accordingly, even when the lower frame 12 of the opening frame 10 is deformed, the tilting of the shojis 61 and 62 can be suppressed, and the fire prevention performance can be improved.

  In FIG. 9, an example is described in which the spacer member 40 is provided not only on the leftmost sash 61 but also on the center sash 62, but in the present invention, in a state where the opening of the opening frame is closed, In a sash (a sash located at the leftmost position in FIG. 9) having a vertical frame facing a sash (a center sash in FIG. 9) arranged above a central portion in the longitudinal direction of the lower frame, A spacer member may be provided only at a location adjacent to the vertical frame.

  8 and 9 exemplify a fitting provided with four sashes and a fitting provided with three sashes, but in the present invention, the number of sashes is not particularly limited. Also, when the lower frame of the opening frame is deformed by heating due to a fire or the like, the spacer member does not tilt along the lower frame toward the central portion in the longitudinal direction of the lower frame. , A plurality of spacer members may be provided for the shoji.

  In the above-described embodiment, the spacer member 40 is provided on the lower anticipated surfaces 22a and 32a of the lower frame so as to face the rail 12b. However, in the present invention, the spacer member is formed by attaching the rail of the lower frame. If it is arranged at a position above the rail so as to face it, it is not limited to the lower prospective surface, and the arrangement portion is not particularly limited.

  A fitting according to the present invention includes an opening frame provided in a building opening, a door roller that rolls a rail of a lower frame that forms the opening frame, and a shoji that is movable along a longitudinal direction of the lower frame. In the fitting that opens and closes the opening of the opening frame by moving the sash, in a state where the opening is closed, it faces another sash that is adjacent above a central portion in the longitudinal direction of the lower frame. A vertical frame, or a sash having a vertical frame facing a closing member that closes a part of the opening and a central portion of the lower frame in a longitudinal direction thereof is formed of a material having better fire resistance than the door wheel. The spacer member is located on the side of the vertical frame from the center of gravity of the shoji, and is disposed above the rail.

  According to the present invention, when the door wheel melts and disappears due to being heated by a fire or the like, the spacer member is placed on the rail of the lower frame, so that the vertical position opposing the center of gravity of the shoji is opposed to the other shoji. The portion close to the frame can be arranged relatively higher than the center of gravity of the shoji and the other vertical frame. Therefore, even if the lower frame is deformed so as to hang down from the central portion in the longitudinal direction, the spacer member is placed on the rail, so that the sliding door can be prevented from tilting, and a gap is generated between the opening frame and the sliding door. Can be suppressed.

  Further, the fitting according to the present invention includes an opening frame provided at a building opening, and a door wheel rolling a rail of a lower frame constituting the opening frame, and is movable along a longitudinal direction of the lower frame. In the fitting that includes a shoji and opens and closes the opening of the opening frame by moving the shoji, in a state where the opening is closed, another shoji that is arranged above a central portion in the longitudinal direction of the lower frame. The shoji having the opposing vertical stiles includes a spacer member formed of a material having better fire resistance than the door wheel, the spacer member is located closer to the vertical stairs than the center of gravity of the shoji, and the rails It is characterized by being disposed above.

  According to the present invention, when a door wheel is melted and disappears due to being heated by a fire or the like, the vertical frame facing the other shoji than the center of gravity of the shoji by placing the spacer member on the rail of the lower frame. Can be arranged relatively higher than the center of gravity of the shoji and higher than the other vertical frame side. Therefore, even if the lower frame is deformed so as to hang down from the central portion in the longitudinal direction, the spacer member is placed on the rail, so that the sliding door can be prevented from tilting, and a gap is generated between the opening frame and the sliding door. Can be suppressed.

  Further, the present invention provides the above fittings, wherein the shoji is configured such that an upper frame, a lower frame, and a pair of left and right vertical frames are framed to form a four-frame frame, and a frame member is held, and the spacer member is The rail is disposed on the prospective surface of the lower frame in a state facing the upper end of the rail.

  According to the present invention, when the door roller is melted and disappears due to being heated by a fire or the like, the spacer member can be reliably mounted on the rail of the lower frame.

  Further, the present invention is characterized in that, in the fittings, one of the vertical stiles of the shoji is a mating stile, and the other of the vertical stiles is a door frame which abuts on a vertical frame constituting the opening frame. I do.

  According to the present invention, when the door wheel melts and disappears due to being heated by a fire or the like, the spacer member is placed on the rail of the lower frame, so that the vertical position opposing the center of gravity of the shoji is opposed to the other shoji. The portion close to the frame can be arranged relatively higher than the center of gravity of the shoji and the side of the door frame. Therefore, even if the lower frame is deformed so as to hang down from the central portion in the longitudinal direction, the spacer member is placed on the rail, so that the sliding door can be prevented from tilting, and a gap is generated between the opening frame and the sliding door. Can be suppressed.

  A fitting according to the present invention includes an opening frame provided in a building opening, a door roller that rolls a rail of a lower frame that forms the opening frame, and a shoji that is movable along a longitudinal direction of the lower frame. In the fitting that opens and closes the opening of the opening frame by moving the sash, in a state where the opening is closed, it faces another sash that is adjacent above a central portion in the longitudinal direction of the lower frame. A vertical frame, or a sash having a vertical frame facing a closing member that closes a part of the opening and a central portion of the lower frame in a longitudinal direction thereof is formed of a material having better fire resistance than the door wheel. The spacer member is provided only at a position closer to the vertical frame than the center of gravity of the shoji, and is attached to a prospective surface of the lower frame of the shoji, so that an upper end of the rail is provided. Separated upward from The spacer member has a concave portion on the upper surface, the lower frame has a convex portion on the prospective surface, and the spacer member has the convex portion inserted into the concave portion. Thus, the lower frame is positioned in the expected direction with respect to the expected surface of the lower frame.

  Also, in the present invention, the spacer member has a mounting through hole through which a screw is inserted, and is fastened to a prospective surface of the lower frame by the screw inserted through the mounting through hole from below to above, The head of the screw is housed in the mounting through hole, and does not project into a space formed between an upper end of the rail and the spacer member.

  Also, in the present invention, the concave portion of the spacer member is provided at a central portion in the expected direction of the upper surface, and the lower frame has a thick portion on a plate portion provided with the expected surface, and the thick portion The screw is screwed to the thick portion.

  Also, in the present invention, a pair of convex portions arranged in the prospective direction across the concave portion is provided on the upper surface of the spacer member, and the prospective surface of the lower frame is arranged in the prospective direction across the convex portion on the prospective surface of the lower frame. A pair of recesses are provided, and the pair of protrusions of the spacer member are respectively inserted into the pair of recesses of the lower frame.

  Further, in the present invention, the spacer member may include a base attached to a prospective surface of the lower frame in a state facing the upper end of the rail, and a lower extension extending downward from an outdoor end of the base. And the lower frame has a wall extending downward from the outdoor end of the prospective surface, and the lower extension of the spacer member includes the rail and the wall. And is spaced from the rail and the wall.

  A fitting according to the present invention includes an opening frame provided in a building opening, a door roller that rolls a rail of a lower frame that forms the opening frame, and a shoji that is movable along a longitudinal direction of the lower frame. In the fitting that opens and closes the opening of the opening frame by moving the sash, in a state where the opening is closed, it faces another sash that is adjacent above a central portion in the longitudinal direction of the lower frame. A vertical frame, or a sash having a vertical frame facing a closing member that closes a part of the opening and a central portion of the lower frame in a longitudinal direction thereof is formed of a material having better fire resistance than the door wheel. The spacer member is provided only at a position closer to the vertical frame than the center of gravity of the shoji, and is attached to a prospective surface of the lower frame of the shoji, so that an upper end of the rail is provided. Separated upward from The spacer member has a mounting through hole through which a screw is inserted, and is fastened to a prospective surface of the lower frame by the screw inserted through the mounting through hole from below to above. The head of the screw is housed in the mounting hole, and does not protrude into a space formed between an upper end of the rail and the spacer member.

  Reference Signs List 10 opening frame, 12 lower frame, 12a central part, 12b rail, 15 opening, 20 inner shoji, 21 upper frame, 22 lower frame, 22a lower prospect plane, 23 vertical frame, 24 vertical frame, 25 vertical frame, 25 surface material, 26 door car , 30 inner shoji, 31 upper frame, 32 lower frame, 32a lower prospect surface, 33 vertical frame, 34 vertical frame, 35 face material, 36 door car, 40 spacer member, 41 base, 42 lower extension, 50 mounting screw

Claims (6)

An opening frame provided at a building opening;
A door roller that rolls a rail of a lower frame that forms the opening frame, and a shoji that is movable in a longitudinal direction of the lower frame.
In a fitting that opens and closes the opening of the opening frame by moving the shoji,
In a state in which the opening is closed, a vertical frame facing another adjacent sash, or a blocking member that closes a part of the opening and a longitudinal direction of the lower frame, above the central portion in the longitudinal direction of the lower frame. A shoji having a vertical frame facing above a central portion of the door includes a spacer member formed of a material having better fire resistance than the door roller,
The spacer member is disposed only at a position closer to the vertical frame than the center of gravity of the shoji, and is attached to a prospective surface of the lower frame of the shoji to be separated upward from the upper end of the rail. Are located in
The spacer member has a concave portion on the upper surface,
The lower frame has a projection on the prospective surface,
The spacer member is positioned in the prospective direction with respect to the prospective surface of the lower frame by inserting the convex portion into the concave portion ,
On the upper surface of the spacer member, a pair of protrusions arranged in the expected direction across the recess is provided,
On the prospective surface of the lower frame, a pair of concave portions arranged in the prospective direction across the convex portion is provided,
A fitting , wherein the pair of convex portions of the spacer member are inserted into the pair of concave portions of the lower frame, respectively . The fitting according to claim 1,
The spacer member has a mounting through-hole through which a screw is inserted, and is fastened to the prospective surface of the lower frame by the screw inserted through the mounting through-hole from bottom to top,
The fitting is characterized in that the head of the screw is housed in the mounting through hole and does not project into a space formed between an upper end of the rail and the spacer member. The fitting according to claim 2,
The concave portion of the spacer member is provided at a central portion in the expected direction of the upper surface,
The lower frame has a thick portion on a plate portion provided with the prospective surface, and the convex portion is provided on the thick portion,
The fitting, wherein the screw is screwed to the thick portion. An opening frame provided at a building opening;
A door roller that rolls a rail of a lower frame constituting the opening frame, and a shoji that is movable along a longitudinal direction of the lower frame.
With
In a fitting that opens and closes the opening of the opening frame by moving the shoji,
In a state in which the opening is closed, a vertical frame facing another adjacent sash, or a blocking member that closes a part of the opening and a longitudinal direction of the lower frame, above the central portion in the longitudinal direction of the lower frame. A shoji having a vertical frame facing above a central portion of the door includes a spacer member formed of a material having better fire resistance than the door roller,
The spacer member is disposed only at a position closer to the vertical frame than the center of gravity of the shoji, and is attached to a prospective surface of the lower frame of the shoji to be separated upward from the upper end of the rail. Are located in
The spacer member has a concave portion on the upper surface,
The lower frame has a projection on the prospective surface,
The spacer member is positioned in the prospective direction with respect to the prospective surface of the lower frame by inserting the convex portion into the concave portion,
The spacer member has a base attached to a prospective surface of the lower frame in a state facing the upper end of the rail, and a lower extension extending downward from an outdoor end of the base. ,
The lower frame has a wall extending downward from an outdoor end of the prospect surface,
The fitting, wherein the lower extension of the spacer member is disposed between the rail and the wall, and is separated from the rail and the wall. An opening frame provided at a building opening;
A door roller that rolls a rail of a lower frame that forms the opening frame, and a shoji that is movable in a longitudinal direction of the lower frame.
In a fitting that opens and closes the opening of the opening frame by moving the shoji,
In a state in which the opening is closed, a vertical frame facing another adjacent sash, or a blocking member that closes a part of the opening and a longitudinal direction of the lower frame, above the central portion in the longitudinal direction of the lower frame. A shoji having a vertical frame facing above a central portion of the door includes a spacer member formed of a material having better fire resistance than the door roller,
The spacer member is disposed only at a position closer to the vertical frame than the center of gravity of the shoji, and is attached to a prospective surface of the lower frame of the shoji to be separated upward from the upper end of the rail. Are located in
The spacer member has a mounting through-hole through which a screw is inserted, and is fastened to the prospective surface of the lower frame by the screw inserted through the mounting through-hole from bottom to top,
The screw has a configuration in which a head thereof is housed in the mounting through hole and does not protrude into a space formed between an upper end portion of the rail and the spacer member ,
The spacer member has a concave portion on the upper surface,
The lower frame has a projection on the prospective surface,
The spacer member is positioned in the prospective direction with respect to the prospective surface of the lower frame by inserting the convex portion into the concave portion,
On the upper surface of the spacer member, a pair of protrusions arranged in the expected direction across the recess is provided,
On the prospective surface of the lower frame, a pair of concave portions arranged in the prospective direction across the convex portion is provided,
A fitting , wherein the pair of convex portions of the spacer member are inserted into the pair of concave portions of the lower frame, respectively . An opening frame provided at a building opening;
A door roller that rolls a rail of a lower frame that forms the opening frame, and a shoji that is movable in a longitudinal direction of the lower frame.
In a fitting that opens and closes the opening of the opening frame by moving the shoji,
In a state in which the opening is closed, a vertical frame facing another adjacent sash, or a blocking member that closes a part of the opening and a longitudinal direction of the lower frame, above the central portion in the longitudinal direction of the lower frame. A shoji having a vertical frame facing above a central portion of the door includes a spacer member formed of a material having better fire resistance than the door roller,
The spacer member is disposed only at a position closer to the vertical frame than the center of gravity of the shoji, and is attached to a prospective surface of the lower frame of the shoji to be separated upward from the upper end of the rail. Are located in
The spacer member has a mounting through-hole through which a screw is inserted, and is fastened to the prospective surface of the lower frame by the screw inserted through the mounting through-hole from bottom to top,
The screw has a configuration in which a head thereof is housed in the mounting through hole and does not protrude into a space formed between an upper end portion of the rail and the spacer member ,
The spacer member has a base attached to a prospective surface of the lower frame in a state facing the upper end of the rail, and a lower extension extending downward from an outdoor end of the base. ,
The lower frame has a wall extending downward from an outdoor end of the prospect surface,
The fitting , wherein the lower extension of the spacer member is disposed between the rail and the wall, and is separated from the rail and the wall .

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