JP2005139740A - Sliding door structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a sliding door structure capable of improving the trespass preventiveness against a trespasser or the like. <P>SOLUTION: The sliding door structure includes a frame body 11 having a sill section 12 fixed to an opening of a structure and a slide type sliding door covering an opening made in the frame body 11. The sill section 12 of the frame body 11 controls the upward displacement of the sliding door by a cross section at right angles to the extended direction of the sill section 12 and, at the same time, concealing hook sections 4, 5 and 6 concealing the lower end section of the sliding door are included. It is favorable that the lower end section of the sliding door overlaps with the concealing hook sections 4, 5 and 6 of the sill section 12 of the frame body 11 by the cross section at right angles to the extended direction of the sill section 12. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a sliding door structure with improved security against intruders.

  Patent Document 1 discloses a sliding sash having a frame body that is fixed to an opening of a structure and has a lower frame portion, and a sliding type shoji that has a window glass that is attached to the frame body and covers the opening. According to this, the stopper is provided in the middle of the moving direction of the shoji. Even when the shoji is to be fully opened, the stopper member engages with a stopper in the middle of the lower frame portion of the frame, so that the sliding shoji is not fully opened. If the stopper member is set to the release position, the shoji can be fully opened.

Patent Document 2 discloses a high-watertight structure of a flat sash in which a drain port is provided in a lower frame portion formed at the lower part of a barrier-free flat sash. According to this thing, it is supposed to drain the rainwater which flowed along the shoji through the drain.
JP 2000-170429 A JP 2002-309865 A

  According to the sliding sash according to Patent Documents 1 and 2 described above, a gap exists between the lower frame portion of the frame body and the lower end portion of the shoji, and an intruder or the like uses a tool such as a bar to remove the gap. It is possible to forcibly remove the shoji by lifting the lower end of the shoji with respect to the lower frame of the frame, and the intruder prevention property for intruders is not always satisfactory.

  The present invention has been made in view of the above circumstances, and it is an object of the present invention to provide a sliding door structure in which intruders and the like can be further prevented from entering.

  The sliding door structure according to aspect 1 which is the first invention is a sliding door structure having a frame having a lower frame portion disposed in an opening of a structure and a sliding type sliding door attached to the frame and covering the opening. In the cross section orthogonal to the extending direction of the frame portion, the lower frame portion of the frame body has a concealing portion that conceals the lower end portion of the sliding door.

  According to the sliding door structure according to aspect 1, even if an intruder or the like tries to pry the lower end of the sliding door with a tool such as a bar, the lower end of the sliding door is concealed by the concealing portion of the lower frame portion of the frame, A tool such as a bar cannot be inserted between the lower frame portion of the frame body and the lower end portion of the sliding door, so that intruders can be prevented from entering.

The sliding door structure according to aspect 2 which is the second invention is a sliding door structure having a frame having a lower frame portion disposed in an opening of a structure and a sliding sliding door attached to the frame and covering the opening.
In the cross section orthogonal to the extending direction of the lower frame portion, the lower frame portion of the frame body has a concealing hook portion that engages with the lower end portion of the sliding door to suppress upward displacement of the sliding door and conceal the lower end portion of the sliding door. And
The lower end portion of the sliding door has a cross section orthogonal to the extending direction of the lower frame portion, and overlaps with the concealing hook portion of the lower frame portion of the frame body and can be engaged with the concealing hook portion of the lower frame portion with the upward displacement of the sliding door. It has an engaging part.

  According to the sliding door structure according to aspect 2, even if an intruder tries to open the sliding door with a tool such as a bar, the lower end of the sliding door is concealed by the concealing hook part of the lower frame part of the frame, so that the bar etc. The tool cannot be inserted between the lower frame portion of the frame body and the lower end portion of the sliding door, so that intruders can be prevented from entering. Even if the sliding door is pry open by a bar or the like by an intruder or the like and the sliding door is forced to be displaced upward, the engaging portion at the lower end of the sliding door is moved to the structure side frame. Engage with the concealment hook portion of the lower frame portion. For this reason, the sliding door cannot be lifted further upward, the sliding door can be prevented from coming off, and intruders can be prevented from entering.

  According to the sliding door structure according to aspect 3, in addition to the above-described features, the concealing hook portion of the lower frame portion intersects the extending direction of the lower frame portion in a cross section orthogonal to the extending direction of the lower frame portion. The engaging portion of the sliding door protrudes in the direction opposite to the protruding direction of the concealing hook portion of the lower frame portion. In this case, as described above, with the upward displacement of the sliding door, the engaging portion of the sliding door effectively engages with the concealing hook portion of the lower frame portion of the frame body. For this reason, the sliding door cannot be forcibly lifted upward any more, the sliding door is prevented from coming off, and the intruder or the like can be prevented from entering.

  According to the sliding door structure according to aspect 4, in addition to the above-described features, the lower frame portion of the frame body has a fitting portion having a groove in a cross section orthogonal to the extending direction of the lower frame portion, The concealment hook portion of the body is separate from the frame body, and has a retaining resistance portion that fits into the groove of the fitting portion of the frame body and exhibits resistance to the upward displacement of the concealment hook portion. It is characterized by. In this case, the retaining resistor portion of the concealing hook portion is fitted in the groove of the fitting portion of the frame body on the structure side, and exhibits resistance against the upward displacement of the concealing hook portion. For this reason, even if an intruder or the like forcibly displaces the separate concealment hook portion from the lower frame portion of the frame body, the intruder or the like forcibly displaces the disengagement hook portion. Stop resistance part demonstrates resistance. As a result, removal of the concealment hook portion from the lower frame portion of the frame body is prevented, which is advantageous in terms of crime prevention.

  According to the sliding door structure according to aspect 5, in addition to the above-described features, the sliding door has an outer shoji and an inner shoji, and has a cross section perpendicular to the extending direction of the lower frame portion, and the concealing hook portion A first concealing hook portion located outside the shoji, a second concealing hook portion located between the inner and outer shoji, and a third concealing hook portion located indoors relative to the inner shoji. The lower frame portion of the frame has an intermediate fitting portion having an intermediate groove located between the inner and outer shoji, and an indoor fitting portion having an indoor groove located on the indoor side. The second concealing hook portion of the frame body is fitted into the intermediate groove of the intermediate fitting portion of the lower frame portion of the frame body and exhibits a resistance force against the upward displacement of the second concealing hook portion. The third concealment hook portion of the frame body is fitted in the indoor side groove of the indoor side fitting portion of the lower frame portion of the frame body, and has a third concealment resistance portion. And having a third retaining resistance portion exhibits a resistance to increase the displacement of the hook portion.

  In this case, the second retaining resistor portion of the second concealing hook portion is fitted into the intermediate groove of the intermediate fitting portion of the frame body, and exhibits resistance against the upward displacement of the second concealing hook portion. For this reason, even if an intruder tries to forcibly displace the second concealment hook portion to remove the second concealment hook portion separately from the lower frame portion of the frame body, Thus, the second retaining resistor portion exhibits resistance. As a result, removal of the second concealment hook portion from the lower frame portion of the frame body is prevented, which is advantageous in terms of crime prevention.

  Further, the third retaining resistor portion of the third concealment hook portion is fitted into the indoor groove of the indoor side fitting portion of the frame body, and exhibits resistance against the upward displacement of the third concealment hook portion. For this reason, when an intruder or the like tries to lift the inner shovel, for example, a force that causes the third concealment hook portion to be displaced upward is exerted, but the third retaining resistor portion resists the upward displacement. Demonstrate. As a result, removal of the third concealment hook portion from the lower frame portion of the frame body is prevented, which is advantageous in terms of crime prevention.

  According to the sliding door structure according to aspect 6, in addition to the above-described features, the first concealment hook portion, the second concealment hook portion, and the third concealment hook portion in a cross section orthogonal to the extending direction of the lower frame portion. At least one of the first portion extending along the vertical direction, the second portion extending along the lateral direction from the upper portion of the first portion, and downward from at least one end of the second portion A cross-sectional shape having at least a projecting downward projecting portion and a third portion extending in the lateral direction from the lower portion of the first portion and detachably fixed to the lower frame portion of the frame body It is characterized by. In this case, the concealing hook portion having the above-described cross-sectional shape is advantageous in crime prevention because the engagement force with the lower end portion of the sliding door is ensured.

  According to the sliding door structure according to aspect 7, in addition to the above-described features, the height positions of the first concealment hook portion, the second concealment hook portion, and the third concealment hook portion are the indoor side of the structure that fixes the frame body. The height position is set to a height position corresponding to the height position of the exposed surface and the height position of the outdoor exposed surface. In this case, it becomes a barrier-free structure, and when a wheelchair or a person passes so as to cross the lower frame portion of the frame body, the passage is smooth.

  According to the sliding door structure according to aspect 8, the sliding door is a window or a door. Security against windows and doors that are sliding doors can be improved. Examples of the window include a sweep window and a waist window. The door may or may not have a transparent part.

  According to the sliding door structure according to the first invention, even if an intruder tries to open the sliding door with a tool such as a bar, the lower end of the sliding door is concealed by the concealing part of the lower frame part of the frame, so that the bar etc. The tool cannot be inserted between the lower frame portion of the frame body and the lower end portion of the sliding door, so that intruders can be prevented from entering.

  According to the sliding door structure of the second invention, even if an intruder or the like tries to pry the sliding door open with a tool such as a bar, the lower end of the sliding door is concealed by the concealing hook portion of the lower frame portion of the frame. Such a tool cannot be inserted between the lower frame portion of the frame body and the lower end portion of the sliding door, so that intruders can be prevented from entering. Even if the sliding door is pry open by a bar or the like by an intruder or the like and the sliding door is forced to be displaced upward, the engaging portion at the lower end of the sliding door is moved to the structure side frame. Engage with the concealment hook portion of the lower frame portion. For this reason, the sliding door cannot be lifted further upward, the sliding door can be prevented from coming off, and intruders can be prevented from entering. Even if an intruder or the like tries to invade the sliding door using a bar or the like, the sliding door is prevented from coming off and the intruder or the like is prevented from entering.

(Embodiment 1)
A representative embodiment of the present invention will be described with reference to FIGS. FIG. 1 shows a sliding door structure according to this embodiment. As shown in FIG. 1, the sliding door structure is fixed to the opening 10 of the structure 1 such as a house, an apartment house, or a building, and has a frame 11 that functions as a window frame, and an opening attached to the frame 11. 10 and a sliding sliding door that covers 10. The frame body 11 includes a lower frame portion 12, an upper frame portion 13, and a horizontal frame portion 14. The sliding door has an outer shoji 2 and an inner shoji 3 that are opened and closed by sliding in the directions of arrows W1 and W2. Shoji is an industry term for doors that are sliding doors such as windows and doors. The external shoji 2 means an outdoor door. The inner shoji 3 means an indoor side door. The external shoji 2 includes a lower heel 20 and an upper heel 21 that face each other, a set of two side ridges 22 that face each other, and a glass portion 23 held by them. The inner shoji 3 is an indoor side door, and includes a lower heel 30 and an upper heel 31 that face each other, a set of two side ridges 32 that face each other, and a glass portion 33 held by them.

  2 and 3 show a cross section perpendicular to the extending direction (arrow W1, W2 direction) of the lower frame portion 12 of the frame body 11, that is, a cross section along the thickness direction of the outer screen 2 and the outer screen 3. FIG. As shown in FIGS. 2 and 3, the lower frame portion 12 of the frame 11 includes an outdoor side frame portion 12 a and an indoor side frame portion 12 b that are adjacent to each other. The lower frame portion 12 of the frame body 11 includes a first concealing hook portion 4 having a concealing function and a hook function that are located on the outer side of the outside door 2, and a concealing function that is located between the inside door 3 and the outside door 2. And a second concealing hook portion 5 having a hook function, and a third concealing hook portion 6 having a concealing function and a hook function, which are located on the indoor side with respect to the inner shoji 3. Since the first concealment hook portion 4 is integrally formed with the lower frame portion 12, the strength is ensured and the first concealment hook portion 4 cannot be separated from the lower frame portion 12.

  As shown in FIGS. 2 and 3, the first concealment hook portion 4 has a “reverse L” shape in which L is reversed in the vertical direction in the cross-sectional shape thereof. Therefore, the 1st concealment hook part 4 is the 1st vertical part 41 as the 1st part extended along the vertical direction (vertical direction) toward the upper direction from the outdoor side frame part 12a of lower frame part 12, It has the 1st horizontal part 42 as a 2nd part extended along the horizontal direction (horizontal direction) toward the indoor side from the upper part of the 1st vertical part 41, ie, toward the external shoji 2. As shown in FIG.

  As shown in FIGS. 2 and 3, the second concealment hook portion 5 has a transverse cross-sectional shape from the boundary between the outdoor side frame portion 12 a and the indoor side frame portion 12 b of the lower frame portion 12 of the frame body 11. A second vertical portion 51 as a first portion extending along the vertical direction (vertical direction) toward the upward direction, and extending along the horizontal direction (horizontal direction) from the upper portion of the second vertical portion 51. A second horizontal portion 52 as a second portion, a second downward projecting portion 53 projecting downward (vertical direction) from one end of the second lateral portion 52 outside the outdoor side, and a second vertical portion 51 It has a cross-sectional shape having a second attachment portion 54 as a third portion extending from the lower portion along the horizontal direction (horizontal direction). Here, as shown in FIGS. 2 and 3, according to the second concealment hook portion 5, the second vertical portion 51 and the second horizontal portion 52 have a “cross-section T” shape, The two vertical portions 51 and the second attachment portion 54 form a “cross-section L” shape.

  The 3rd concealment hook part 6 is the 1st extended in the vertical direction (vertical direction) toward the upper direction from the indoor side frame part 12b of the lower frame part 12 of the frame 11 in the cross-sectional shape of this. A third vertical portion 61 as a portion, a third horizontal portion 62 as a second portion extending from the top of the third vertical portion 61 along the horizontal direction (horizontal direction), and the third horizontal portion 62 A third downward projecting portion 63 projecting downward (vertical direction) from one end of the outdoor side, and a third portion extending from the lower portion of the third vertical portion 61 along the lateral direction (horizontal direction). A cross-sectional shape having a third attachment portion 64 is formed. Here, as shown in FIGS. 2 and 3, according to the third concealment hook portion 6, the third vertical portion 61 and the third horizontal portion 62 have a “cross-section T” shape, The three vertical portions 61 and the third attachment portion 64 form a “cross section L” shape.

  FIG. 5 shows a cross section of the second concealment hook portion 5 and the third concealment hook portion 6. As shown in FIG. 5, the second concealment hook portion 5 has a second retaining resistance portion 55. The second retaining resistor part 55 projects in the opposite direction to the second attachment part 54 at the lower end of the second vertical part 51. The third concealment hook portion 6 of the frame 11 has a third retaining resistor portion 65. The third retaining resistor 65 protrudes in the opposite direction to the third attachment portion 64 at the lower end of the third vertical portion 61. As shown in FIGS. 2 and 3, the lower frame portion 12 of the frame 11 is located on the indoor side with an intermediate fitting portion 72 having an intermediate groove 71 located between the inner and outer obstacles 3 and 2. And an indoor-side fitting portion 75 having an indoor-side groove 74.

  As shown in FIG. 3, the second retaining resistor portion 55 of the second concealment hook portion 5 is fitted in the direction of the arrow M2 from the indoor side toward the outdoor side, and the intermediate fitting of the lower frame portion 12 of the frame 11 is performed. The intermediate groove 71 of the portion 72 is fitted. In this case, the second attachment portion 54 of the second concealment hook portion 5 is detachably fixed to the lower frame portion 12 by a second attachment tool 57 such as a screw. In this case, the second concealment hook portion 5 is further prevented from moving to the outdoor side (in the direction of the arrow M2). Further, even if the second concealing hook portion 5 is forced to be displaced upward in the direction of the arrow Y1, the second retaining resistor portion 55 exhibits a resistance force against the upward displacement. For this reason, even if an intruder or the like moves the second concealing hook part 5 upwardly in the direction of the arrow Y1 to remove the second concealing hook part 5 from the lower frame part 12 of the frame body 11, The second retaining resistance portion 55 exerts resistance against the upward displacement. As a result, removal of the second concealment hook portion 5 from the lower frame portion 12 of the frame body 11 is prevented, which is advantageous in terms of crime prevention.

  As shown in FIG. 3, the third retaining resistor portion 65 of the third concealment hook portion 6 is fitted in the direction of arrow M3 from the indoor side toward the outdoor side, and the indoor side fitting of the lower frame portion 12 of the frame 11 is performed. It is fitted in the indoor side groove 74 of the joint portion 75. In this case, the third attachment portion 64 of the third concealment hook portion 6 is detachably fixed to the lower frame portion 12 by a third attachment 67 such as a screw. In this case, the third concealment hook portion 6 is further prevented from moving to the outdoor side (in the direction of the arrow M3). Even if the third concealing hook portion 6 is to be displaced upward in the direction of the arrow Y1, the third retaining resistor portion 65 exerts a resistance against the upward displacement. For this reason, when an intruder or the like tries to lift the inner sward 3 forcibly, the third concealment hook portion 6 tends to move upward in the direction of the arrow Y1, but the third retaining resistor portion 65 resists the upward displacement. Demonstrate. As a result, removal of the third concealment hook portion 6 from the lower frame portion 12 of the frame body 11 is prevented, which is advantageous in terms of crime prevention.

  As shown in FIGS. 2 and 3, an outer rail portion 18 is provided upward on the lower frame portion 12 of the frame 11 by integral molding. An inner rail portion 19 is provided upward on the lower frame portion 12 of the frame 11 by integral molding. A first pulley 25 that travels on the outer rail portion 18 is rotatably provided on the lower rod 20 that is the lower end portion of the outer shoji 2 via a shaft 26. A second pulley 35 that runs on the second rail portion 19 is rotatably provided on the lower rod 30 that is the lower end portion of the inner shoji 3 via a shaft 36.

  As shown in FIGS. 2 and 3 (a cross section perpendicular to the extending direction of the lower frame portion 12), the lower end portion of the lower heel 20 of the outer screen 2 that is a sliding door is provided on the outdoor side of the outer screen 2 It has the 1st engaging part 81 which protrudes along the horizontal direction (horizontal direction) toward the outer side, and is provided in the indoor side among the shoji 2, and protrudes along the horizontal direction (horizontal direction) toward the indoor side. A second engaging portion 82 is provided. The first engaging portion 81 and the second engaging portion 82 protrude in opposite directions from each other in the lateral direction. That is, the first engaging portion 81 and the second engaging portion 82 are provided so as to face each other so as to sandwich the first pulley 25 and the outer rail portion 18. Seal members 24 and 34 are disposed between the lower rods 20 and 30 and the glass portions 23 and 33.

  As shown in FIGS. 2 and 3 (a cross section perpendicular to the extending direction of the lower frame portion 12), the lower end portion of the lower heel 30 of the inner door 3 that is a sliding door is provided on the outdoor side of the inner door 3 It has the 3rd engaging part 83 which protrudes along the horizontal direction (horizontal direction) toward the outer side, and is provided in the indoor side among the nails 3, and protrudes along the horizontal direction (horizontal direction) toward the indoor side. A fourth engaging portion 84 is provided. The third engaging portion 83 and the fourth engaging portion 84 protrude in opposite directions from each other in the lateral direction. That is, the third engaging portion 83 and the fourth engaging portion 84 are provided so as to face each other so as to sandwich the second pulley 35 and the inner rail portion 19.

  As shown in FIGS. 2 and 3, each of the first engaging portion 81 and the third engaging portion 83 has a “cross-section inverted L shape” in which the L shape is reversed in the left-right direction. Each of the second engaging portion 82 and the fourth engaging portion 84 has an “L-shaped cross section” shape.

  According to the present embodiment, as shown in FIG. 3, the first engaging portion 81 and the first concealing hook portion 4 overlap each other in the width S <b> 1 in the thickness direction (arrow S direction) of the outer obstacle 2 and the inner obstacle 3. The second engaging portion 82 and the second concealing hook portion 5 overlap each other in the width S2. The third engaging portion 83 and the second concealing hook portion 5 overlap each other in the width S3. The fourth engagement portion 84 and the third concealment hook portion 6 overlap with each other in the width S4.

  As shown in FIG. 3, the lower end portion of the lower heel 20 of the obstacle 2 and the first concealing hook portion 4 overlap at the height H1 in the height direction (in the direction of arrow H) of the outer obstacle 2 and the inner obstacle 3. The lower end portion of the lower heel 20 of the external shoji 2 and the second concealment hook portion 5 overlap at a height H2. The lower end portion of the lower arm 30 of the inner shuffle 3 and the second concealment hook portion 5 overlap at a height H3. The lower end portion of the lower collar 30 of the inner shuffle 3 and the third concealment hook portion 6 overlap at a height H4.

  Now, a description will be given of the case where the inner shoji 3 and the outer shoji 2 are assembled to the frame 11. As shown in FIG. 4, in the state where the second concealment hook part 5 and the third concealment hook part 6 are not fixed to the lower frame part 12, the upper part of the frame 1 of the structure 1 is placed on the upper part of the outer panel 2. In the state of being inserted into 13, the shoji 2 is lowered and the first pulley 25 is placed on the outer rail portion 18. Next, the second retaining resistor portion 55 of the second concealing hook portion 5 is fitted along the direction of the arrow M2 (the thickness direction of the external shoji 2) from the indoor side toward the outdoor side, and the lower frame portion 12 of the frame body 11 is fitted. Are fitted in the intermediate groove 71 of the intermediate fitting portion 72, and in this state, the second attachment portion 54 of the second concealment hook portion 5 is detachably attached to the lower frame portion 12 by a second attachment tool 57 such as a screw, The second concealment hook portion 5 is fixed to the lower frame portion 12 of the frame body 11. Next, in a state in which the upper part of the inner impeller 3 is inserted into the upper frame portion 13 of the frame 11 on the structure 1 side, the inner impeller 3 is lowered and the second pulley 35 is placed on the inner rail portion 19. Next, the third retaining resistance portion 65 of the third concealment hook portion 6 is fitted along the direction of the arrow M3 (the thickness direction of the inner shoji 3) from the indoor side toward the outdoor side, and the lower frame portion 12 of the frame 11 The third fitting portion 64 of the third concealment hook portion 6 is detachably attached to the lower frame portion 12 by a third fitting 67 such as a screw. The third concealing hook portion 6 is fixed to the lower frame portion 12. Thereby, the assembly of the inner shoji 3 and the outer shoji 2 is completed.

  When removing the inner shoji 3 or the outer shoji 2 at the time of damage or the like, a procedure reverse to the assembling procedure may be performed. That is, with the third attachment 67 removed from the indoor side, the third concealment hook portion 6 is moved relative to the lower frame portion 12 from the indoor side in the direction opposite to the arrow M3 direction, and the third concealment hook portion 6 is moved. By removing the third retaining resistance portion 65 from the indoor side groove 74 of the indoor side fitting portion 75, the third concealing hook portion 6 is removed from the lower frame portion 12. Next, the inner shoji 3 is removed from the indoor side. In this state, the second concealment hook portion 5 is moved relative to the lower frame portion 12 in the direction opposite to the arrow M2 direction, and the second retaining resistance portion 55 of the second concealment hook portion 5 is moved to the intermediate fitting portion 72. By detaching from the intermediate groove 71, the second concealment hook portion 5 is detached from the lower frame portion 12. In this state, the shoji 2 is removed from the frame 11. Although the second concealment hook portion 5 and the third concealment hook portion 6 can be removed from the indoor side as described above, they cannot be removed from the outdoor side, which is advantageous in terms of crime prevention.

  Now, an intruder or the like outside the room tries to forcibly open by inserting a tool such as a bar between the lower end portion of the external shoji 2 and the lower frame portion 12 of the frame 11. In this case, as shown in FIGS. 2 and 3, the first vertical portion 41 of the first concealment hook portion 4 covers the lower end portion of the lower heel 20 (near the first engaging portion 81) from the upper side from the upper side. Since it is concealed, a tool such as a bar cannot be inserted from the outdoor side into the lower end portion of the lower arm 20 of the external shoji 2, which is advantageous in terms of crime prevention. In particular, as shown in FIG. 3, the first horizontal portion 42 formed at the upper end of the first vertical portion 41 of the first concealment hook portion 4 protrudes toward the surface 20 x of the lower arm 20 of the shoji 2 and approaches. Therefore, the gap between the projecting tip 42e of the first lateral portion 42 and the surface 20x of the lower heel 20 of the outer cover 2 is set small, and a tool such as a bar is attached to the lower end of the lower heel 20 of the outer cover 2. And the lower frame portion 12 cannot be inserted, which is advantageous in terms of crime prevention.

  Further, as shown in FIG. 3, the second vertical portion 51 of the second concealing hook portion 5 covers and conceals the lower end portion (the vicinity of the third engaging portion 83) of the lower collar 30 of the inner limb 3 from the upper side. Since a tool such as a bar cannot be inserted into the lower end of the lower arm 30 of the inner shoji 3 from the outdoor side, it is advantageous in terms of crime prevention. In particular, since the second horizontal portion 52 formed at the upper end of the second vertical portion 51 of the second concealing hook portion 5 protrudes toward the surface 30x of the lower arm 30 of the inner shoji 3, 2 The gap between the projecting tip 52e of the second lateral portion 52 of the concealing hook portion 5 and the surface 30x of the lower collar 30 of the inner shroud 3 is set small, and a tool such as a bar is used to lower the lower end of the lower arm 30 of the inner shroud 3 Since it cannot be inserted between the part and the lower frame part 12, it is more advantageous in terms of crime prevention.

  Further, even if it is attempted to pry open the inner impeller 3 with a tool such as a bar from the indoor side, as shown in FIGS. 2 and 3, the third concealing hook portion 6 is provided at the lower end (fourth portion) of the lower arm 30 of the inner impeller 3. Since the vicinity of the engaging portion 84 is covered and concealed while approaching from the upper side, a tool cannot be inserted into the lower end portion of the lower arm 30 of the inner shroud 3, which is further advantageous in terms of crime prevention. In particular, since the third downward projecting portion 63 of the third concealing hook portion 6 projects downward toward the fourth engaging portion 84 of the lower arm 30 of the inner shroud 3, The clearance between the projecting tip 63e and the surface 30y of the lower collar 30 of the inner shroud 3 is set to be small, and a tool such as a bar is inserted into the fourth engaging portion 84 of the lower arm of the inner shroud 3 and the third of the lower frame section 12. Since it cannot be inserted between the concealment hook part 6, it is advantageous in terms of crime prevention.

  Even if the external obstacle 2 is forcibly displaced upward in the direction of the arrow Y1 by a tool such as a bar, the first engagement portion 81 of the external obstacle 2 is below the frame body 11 as the external obstacle 2 is displaced upward. While engaging with the first lateral portion 42 of the first concealment hook portion 4 of the frame portion 12, the second engagement portion 82 of the outer cover 2 is connected to the second concealment hook portion 5 of the lower frame portion 12 of the frame body 11. 2 Engage with the lower protrusion 53. As described above, since the disengagement of the external shoji 2 is prevented both on the front surface side and the back surface side of the external shoji 2, the intruder cannot lift the external shoji 2 further upward, and the disengagement of the external shoji 2 is suppressed. And intruders can be prevented from entering. In particular, since the first concealment hook portion 4 on the outdoor side is integrally formed with the lower frame portion 12 and has high strength, the first concealment hook portion 4 can be prevented from coming off, which is advantageous in terms of crime prevention.

  Further, even if the inward child 3 is forcibly displaced upward in the direction of the arrow Y1 by a bar or the like by an intruder or the like outside the room, the third engagement portion 83 of the inner child 3 is moved along with the upward displacement of the inner child 3. Engages with the second lateral portion 52 of the second concealment hook portion 5 of the lower frame portion 12 of the frame body 11, and the fourth engagement portion 84 of the inner shroud 3 is connected to the second frame portion 12 of the lower frame portion 12 of the frame body 11. The third concealing hook portion 6 is engaged with the third downward projecting portion 63. As described above, since the removal of the inner impeller 3 is prevented on both the front side and the rear side, the inner impeller 3 cannot be lifted further and the inner impeller 3 is prevented from coming off and invaded. Intruders can be prevented.

  According to this embodiment, the 1st engaging part 81, the 2nd engaging part 82, the 3rd engaging part 83, the 4th engaging part 84, the 1st concealment hook part 4, the 2nd concealment hook part 5, Since the 3 concealment hooks 6 are extended along the direction perpendicular to the paper surface of FIGS. 2 and 3, that is, they are extended long along the sliding direction (the directions of the arrows W1 and W2) of the outer shoji 2 and inner shoji 3. Therefore, the engagement distance and the engagement area are ensured. Therefore, the engagement force between the first engaging portion 81 of the outer shingles 2 and the first concealing hook portion 4, the second engaging portion 82 of the outer shingles 2 and the second downward projecting portion 53 of the second concealing hook portion 5. Engagement force, engagement force between the third engagement portion 83 of the inner limb 3 and the second lateral portion 52 of the second concealment hook portion 5, and fourth engagement portion 84 of the inner limb 3 and the third concealment hook portion 6. 3 The engagement force with the downward projecting portion 63 can be increased, which is advantageous in preventing the external shoji 2 and the internal shoji 3 from being opened. In addition, the 1st concealment hook part 4-the 3rd concealment hook part 6, and the 1st engagement part 81-the 4th engagement part 84 can be formed with a metal. It does not specifically limit as a metal, An aluminum alloy etc. can be illustrated.

(Embodiment 2)
The second embodiment shown in FIG. 7 has basically the same configuration as that of the first embodiment, and has the same effects. Hereinafter, the description will focus on the different parts. As shown in FIG. 7, the mounting flange portion 12 f on the indoor side of the lower frame portion 12 is engaged with the exposed surface 16 f (floor surface) of the housing 16 on the indoor side of the structure 1. The flange portion 12x on the outdoor side of the lower frame portion 12 faces a balcony 17 as a housing on the outdoor side. According to this embodiment, as shown in FIG. 7, the height positions of the first concealment hook portion 4, the second concealment hook portion 5, the third concealment hook portion 6, and the mounting flange portion 12 f of the lower frame portion 12. Corresponds to the height position of the exposed surface 16f (floor surface) of the indoor casing 16 of the structure 1 to which the frame 11 is fixed and the height position of the exposed surface 17f (floor surface) of the outdoor balcony 17. The height position is set. In other words, the height positions of the first concealment hook portion 4, the second concealment hook portion 5, the third concealment hook portion 6, and the mounting flange portion 12f are the interior casings of the structure 1 to which the frame body 11 is fixed. The height of the exposed surface 16f (floor surface) of 16 and the height of the exposed surface 17f (floor surface) of the outdoor balcony 17 are set to be almost the same height as the barrier. It is a free structure. In this case, when a wheelchair or a person passes so as to cross the lower frame portion 12 of the frame 11, the wheelchair or person can pass smoothly. In addition, the 1st concealment hook part 4, the 2nd concealment hook part 5, the 3rd concealment hook part 6, the attachment flange part 12f, the exposed surface 16f of the indoor housing 16 of the structure 1, and the exposed surface of the outdoor balcony 17 The height step for 17f can be within 7 millimeters, within 5 millimeters, within 3 millimeters, within 13 millimeters, with 0 millimeters being particularly preferred. The second horizontal portion 52 of the second concealment hook portion 5 shown in FIG. 7 and the third lateral portion 62 of the third concealment hook portion 6 are extended along the lateral direction, and therefore, a wheelchair, a person or the like passes therethrough. It is extended along the direction, so that the passability of a wheelchair or the like can be made smoother.

  As shown in FIG. 7, the height positions of the upper end of the inner rail portion 19 and the upper end of the outer rail portion 18 are the first concealment hook portion 4, the second concealment hook portion 5, the third concealment hook portion 6, and the mounting flange portion. 12f, the exposed surface 16f of the casing 16 on the indoor side of the structure 1 and the extension line MA extending the exposed surface 17f of the balcony 17 on the outdoor side are set lower. In addition, since the height positions of the first engaging portion 81, the second engaging portion 82, the third engaging portion 83, and the fourth engaging portion 84 are set lower than the extension line MA, The first engaging portion 81 and the second engaging portion 82 at the lower end portion, and the third engaging portion 83 and the fourth engaging portion 84 at the lower end portion of the inner shoji 3 are obstructing the passage of a wheelchair or a person. Is prevented. Further, as shown in FIG. 7, the upper surface 12u of the lower frame portion 12 and the upper ends of the rail portions 18 and 19 are located at the height position of the exposed surface 16f of the housing 16 and the balcony 17 on the outdoor side so as not to obstruct the passage. Is lower than the exposed surface 17f.

(Embodiment 3)
The third embodiment shown in FIG. 8 has basically the same configuration as that of the first embodiment, and has the same effects. Hereinafter, the description will focus on the different parts. As shown in FIG. 8, a downward protrusion capable of engaging with the first engaging portion 81 while being directed downward from a protruding tip, which is a portion facing the outer obstacle 2, of the lateral portion 42 of the first concealing hook portion 4. The portion 43 may be formed.

(Other)
According to the first embodiment described above, the second retaining resistor portion 55 of the second concealing hook portion 5 is continuously extended along the extending direction of the outer rail portion 18 (arrow W1, W2 direction). However, it may be extended intermittently. The third retaining resistor portion 65 of the third concealing hook portion 6 is continuously extended along the extending direction of the inner rail portion 19 (arrow W1, W2 direction), but is extended intermittently. May be. According to the first embodiment described above, the sliding door includes the external shoji 2 and the internal shoji 3 that are opened and closed by sliding. However, the sliding door is not limited to this. It may be in the form shown in

  According to the second embodiment described above, as described above, the height positions of the first concealment hook portion 4, the second concealment hook portion 5, the third concealment hook portion 6, and the mounting flange portion 12f are determined by the frame body 11 as shown in FIG. Is set at a height position corresponding to the height position of the exposed surface 16f of the indoor side housing 16 of the structure for fixing the roof and the exposed surface 17f (floor surface) of the outdoor side balcony 17; Although it is set as a barrier free structure, it is not limited to this, The 1st concealment hook part 4, the 2nd concealment hook part 5, the 3rd concealment hook part 6, the attachment flange part 12f, the indoor side of the structure 1 The height positions of the exposed surface 16f of the housing 16 and the exposed surface 17f of the outdoor balcony 17 may be somewhat varied as long as there is no practical problem. According to the second embodiment described above, the sliding door structure is provided between the exposed surface 16f of the indoor casing 16 of the structure 1 and the exposed surface 17f of the outdoor balcony 17, but is not limited thereto. Of course, it may be applied to other places. In addition, the present invention is not limited to the embodiment described above and shown in the drawings, and can be implemented with appropriate modifications as necessary.

  INDUSTRIAL APPLICABILITY The present invention can be used for sliding door structures such as windows and doors installed in openings of structures such as houses, apartment houses, and buildings.

It is a front view of a sliding door structure. It is sectional drawing of the lower part vicinity of a shoji and a shoji. It is the expanded sectional view which expanded the principal part of FIG. It is sectional drawing of a lower frame part. It is sectional drawing of a 2nd concealment hook part and a 2nd concealment hook part. It is sectional drawing of a lower arm. It is sectional drawing of the lower part vicinity of a shoji and a shoji according to other embodiment. FIG. 10 is a cross-sectional view of the vicinity of the lower part of the external shoji and the internal shoji according to another embodiment.

Explanation of symbols

  In the figure, 1 is a structure, 10 is an opening, 11 is a frame body, 16 is a frame, 16f is an exposed surface, 17 is a balcony, 17f is an exposed surface, 2 is a shoji, 20 is a lower arm, 3 is a shoji, 30 is a lower arm, 4 is a first concealment hook part (concealment part), 41 is a first vertical part (first part), 42 is a first lateral part (second part), and 5 is a second concealment hook part (concealment). Part), 51 is a second vertical part (first part), 52 is a second horizontal part (second part), 53 is a second downward projecting part, 54 is a mounting part, 55 is a second retaining resistor part, 6 Is a third concealing hook part (concealing part), 61 is a third vertical part (first part), 62 is a third horizontal part (second part), 64 is a mounting part, 65 is a third retaining resistor part, 71 Is an intermediate groove, 72 is an inner side groove, 74 is an indoor side groove, 74 is an indoor side fitting part, 81 is a first engagement part, 82 is a second engagement part, 83 is a third engagement part, and 84 is A 4th engaging part is shown.

Claims (8)

In the sliding door structure having a frame body having a lower frame portion disposed in the opening of the structure, and a sliding sliding door attached to the frame body and covering the opening,
In a cross section orthogonal to the extending direction of the lower frame part,
The lower frame portion of the frame body has a concealing portion that conceals a lower end portion of the sliding door. In the sliding door structure having a frame body having a lower frame portion disposed in the opening of the structure, and a sliding sliding door attached to the frame body and covering the opening,
In a cross section orthogonal to the extending direction of the lower frame part,
The lower frame portion of the frame body has a concealing hook portion that engages with a lower end portion of the sliding door to suppress upward displacement of the sliding door and conceal the lower end portion of the sliding door,
The lower end portion of the sliding door is a cross section orthogonal to the extending direction of the lower frame portion, and overlaps the concealing hook portion of the lower frame portion of the frame body, and the lower portion of the frame body as the sliding door moves upward. A sliding door structure having an engaging portion engageable with the concealing hook portion of the frame portion. In claim 2, in the cross section orthogonal to the extending direction of the lower frame portion, the concealing hook portion of the lower frame portion protrudes in a direction intersecting the extending direction of the lower frame portion,
The sliding door structure characterized in that the engaging portion of the sliding door protrudes from the sliding door in a direction opposite to the protruding direction of the concealment hook portion of the lower frame portion. In any one of Claims 1-3, the said lower frame part of the said frame body has a fitting part with a groove | channel in the cross section orthogonal to the extending direction of the said lower frame part. ,
The concealing hook portion of the frame body is separate from the frame body, and fits into the groove of the fitting portion of the frame body and exhibits resistance to upward displacement of the concealing hook portion. A sliding door structure characterized by having a retaining resistance portion. The sliding door according to any one of claims 1 to 4, wherein the sliding door has an outer panel and an inner panel, and is a cross section orthogonal to the extending direction of the lower frame part.
The concealing hook portion includes a first concealing hook portion located on the outer side of the outside door, a second concealing hook portion located between the inside door and the outside door, and a more indoor side than the inside door. A third concealing hook portion located at
The lower frame portion of the frame body has an intermediate fitting portion having an intermediate groove located between the inner and outer shojis, and an indoor fitting portion having an indoor groove located on the indoor side. And
The second concealing hook portion of the frame body is fitted into an intermediate groove of the intermediate fitting portion of the lower frame portion of the frame body and exhibits a resistance force against the upward displacement of the second concealing hook portion. 2 Has a retaining resistor part,
The third concealing hook portion of the frame body is fitted into the indoor side groove of the indoor side fitting portion of the lower frame portion of the frame body and has a resistance against the upward displacement of the third concealing hook portion. A sliding door structure characterized by having a third retaining resistance portion to be exhibited.   6. The cross-section orthogonal to the extending direction of the lower frame part according to claim 5, wherein at least one of the first concealment hook part, the second concealment hook part, and the third concealment hook part is along a longitudinal direction. A first portion extending in the horizontal direction, a second portion extending in the lateral direction from an upper portion of the first portion, and a downward projecting portion projecting downward from at least one end of the second portion. And a third section extending at least from the lower portion of the first portion along the lateral direction and detachably fixed to the lower frame portion of the frame body. Sliding door structure.   7. The height position of the first concealment hook portion, the second concealment hook portion, and the third concealment hook portion according to claim 5, wherein the height positions of the first concealment hook portion, the third concealment hook portion, and the exposed surface on the indoor side of the structure that fixes the frame body The sliding door structure is set to a height position corresponding to the height position of the outdoor surface and the height position of the exposed surface on the outdoor side.   The sliding door structure according to any one of claims 1 to 9, wherein the sliding door is a window or a door.

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