JP2013002093A - Sliding door device - Google Patents

Abstract

To provide a sliding door device that can produce a hulling member with a material having a small area and the like, and can reduce the manufacturing cost of the hulling member.
An outer frame structure of an entrance / exit 2 that is an opening that is opened and closed by a door body 1 includes a door-end side vertical frame member 11 that contacts a door-end portion 1C of the door body 1 that is fully closed, and an entrance / exit 2 is disposed on the floor 4 at the lower end of the door 2 and includes a hulling member 15 having a length in the opening and closing movement direction of the door body 1, and the surface 11 </ b> A facing the door body 1 of the door-end side vertical frame member 11. Is formed with a recessed portion 11B that is recessed toward the closing side of the door body 1, and the tip of the hulling member 15 on the door end side vertical frame member 11 side is inserted into the recessed portion 11B. The width dimension W1 in the thickness direction is smaller than the width dimension W2 in the door body thickness direction of the recess 11B.
[Selection] Figure 6

Description

  The present invention relates to a sliding door device in which an opening such as an entrance is opened and closed by a door body. For example, the present invention can be used for a sliding door device that is a suspended type in which a door body is suspended from a guide means.

  In a sliding door device in which an opening such as a doorway is opened and closed by a door body, a door frame side vertical frame member that contacts the door edge portion of the fully closed door body is a member constituting the outer frame structure of the opening. is set up. As shown in Patent Document 1 below, a concave portion that is recessed toward the closing side of the door body is provided on the surface facing the door body of the door side vertical frame, and the door body that is fully closed is provided. Sealing between the door body and the door-end side vertical frame member when the door body is fully closed, when the door-end portion is inserted into the recess and the door-end part hits the door-end side vertical frame member Sex is to be secured.

  Moreover, as shown in the following Patent Document 2, as a member constituting the outer frame structure of the opening, a hulling member having a length in the opening / closing movement direction of the door body is provided on the floor at the lower end of the opening. There are cases where the floor of the space on both sides of the opening that is arranged and divided by the fully closed door is divided by the hulling member.

  As described above, as a member constituting the outer frame structure of the opening, a concave portion recessed toward the door closing side is provided on the surface facing the door body, and when the door body is fully closed, the door tip portion of the door body In the conventional sliding door device in which the door side vertical frame member that hits and the hulling member that has the length in the opening and closing movement direction of the door body and is arranged on the floor at the lower end of the opening portion are used, The tip of the hulling member on the side of the door-end side vertical frame member is inserted into the recess of the door-end side vertical frame member.

Japanese Patent Laying-Open No. 2007-186977 (FIG. 3) Japanese Patent Laid-Open No. 11-172994

  In the above-described conventional sliding door device, the width dimension of the hulling member in the door body thickness direction is the same as the width dimension of the above-described recess in the door body thickness direction. For this reason, the width dimension of the hulling member in the door body thickness direction is the same large dimension as the width dimension of the recess in the door body thickness direction. It is difficult to reduce the manufacturing cost of the hulling member because a large material is required.

  An object of the present invention is to provide a sliding door device that makes it possible to produce a hulling member with a material having a small area and the like and reduce the manufacturing cost of the hulling member.

  In the sliding door device according to the present invention, the outer frame structure of the opening that is opened and closed by the door body is a door-end-side vertical frame member that contacts the door-end portion of the door body that is fully closed, and the lower end of the opening portion. And a hulling member disposed on the floor and having a length in the opening and closing movement direction of the door body, and on the surface facing the door body of the door-end side vertical frame, toward the closing side of the door body In the sliding door device in which the recessed portion is formed and the front end of the door sliding side vertical frame member side of the sliding member is inserted into the recessed portion, the width of the sliding member in the door body thickness direction The dimension is smaller than the width dimension of the concave portion in the door body thickness direction.

  In the present invention, the width dimension in the door body thickness direction of the hulling member is formed on a surface facing the door body of the door-end-side vertical frame member that the door-end portion of the door body that is fully closed contacts. Since the recess is smaller than the width dimension of the door in the thickness direction, the hulling member can be produced from a material having a small area or the like, and therefore the manufacturing cost of the hulling member can be reduced.

  The hulling member may be produced, for example, by bending a sheet metal. When the hulling member is a bent product of the sheet metal, the hulling member can be produced by a sheet metal having a small area. . Further, the hulling member may be produced, for example, by casting, and when the hulling member is used as a cast product in this way, the hulling member can be produced with a small amount of casting material. Furthermore, the hulling member may be produced by, for example, extrusion molding or pultrusion molding. When the hulling member is thus formed as an extrusion molded product or a pultruded molded product, a small amount of extrusion molding material or pultrusion molding material is used. A hulling member can be produced.

  In the present invention, the center position in the door body thickness direction of the hulling member may coincide with the center position in the door body thickness direction of the door body when fully closed. May be shifted.

  If the center position of the hulling member in the door body thickness direction is shifted from the center position of the door body in the door body thickness direction when fully closed, the door body is fully closed or semi-closed. Even in the state, various operations such as installation work of the hulling member and maintenance work related to the hulling member and the hulling member-related member can be performed, and workability can be improved.

  Further, in the present invention, as described above, the width dimension in the door body thickness direction of the hulling member faces the door body of the door-end side vertical frame member that the door-end portion of the door body that is fully closed contacts. In the case where the front end of the door frame side vertical frame member side in the hulling member is inserted and arranged inside the concave portion with the width dimension of the concave portion formed on the surface being smaller than the width dimension in the door body thickness direction. May be such that one side surface in the door body thickness direction of the front portion of the hulling member on the door end side vertical frame member side is brought into contact with one side surface in the door body thickness direction of the recess.

  According to this, when performing the operation | work which inserts and arrange | positions the front-end | tip of the door-end side vertical frame member side in a hulling member inside a recessed part, the door-end side vertical frame member in a hulling member is performed with respect to a recessed part. Can be positioned by using one side surface in the door body thickness direction of the recessed portion as a positioning reference surface. Therefore, the accuracy of the above-described insertion and placement operations can be improved and the operation can be easily performed. Can be achieved.

  Further, when a base member provided with a guide roller for guiding the opening and closing movement of the door body is installed on the floor of the opening that is opened and closed by the door body, One side surface in the door body thickness direction on the rear side opposite to the frame member side may be brought into contact with one side surface in the door body thickness direction of the base member.

  According to this, when performing the operation | work which arrange | positions the rear part on the opposite side to the door-end side vertical frame member side in the hulling member, this rear part is positioned on one side surface in the door body thickness direction of the base member. The reference plane can be used for positioning, and the accuracy of the work can be improved and the work can be facilitated.

  Furthermore, a door pocket for storing the door body when the opening is opened is provided on the door body opening side with respect to the opening portion opened and closed by the door body, and a lower frame is disposed at the lower end of the door bag. The side surface of the hulling member in the door body thickness direction on the opposite side of the door end side vertical frame member side is in contact with one side surface of the lower frame in the door body thickness direction. You may let them.

  Even in this case, when performing the operation of arranging the rear portion of the hulling member opposite to the door-end-side vertical frame member side, this rear portion is positioned on one side surface in the door body thickness direction of the lower frame. The reference plane can be used for positioning, and the accuracy of the work can be improved and the work can be facilitated.

  In addition, the above-mentioned door pocket may be of an arbitrary type, and an example thereof is a wall storage type door pocket provided inside the wall, and the other example is visible from the outside, that is, exposed to the outside. This is an externally exposed door pocket. Also, the door pocket may be a double-sided door pocket that hides both sides of the door body thickness direction of the door housed in the door pocket, and one side of the door body thickness direction both sides is hidden. It may be a door pocket.

  Moreover, the shape of the above-mentioned lower frame may be arbitrary, and the lower frame of an example thereof has a body portion having a width dimension in the door body thickness direction that is the same as or substantially the same as the thickness dimension of the door pocket, It protrudes from this main body part to the door end side vertical frame member side, and has a protruding part having a width dimension in the door body thickness direction smaller than the main body part.

  About such a lower frame, one side surface in the door body thickness direction of the rear part on the opposite side to the door-end side vertical frame member side in the hulling member, and one side surface in the door body thickness direction of the protruding part It can be made to contact.

  In such a lower frame, a base member provided with a guide roller for guiding the opening and closing movement of the door body may be attached to the upper surface of the protruding portion.

  Furthermore, a door pocket for storing the door body when the opening is opened is provided on the door body opening side with respect to the opening portion that is opened and closed by the door body. When the frame member is attached, one side surface in the door body thickness direction of the rear portion on the opposite side of the door frame side vertical frame member side of the hulling member is defined as the inner surface inside the door pocket of the frame member. You may make it contact | abut.

  According to this, when performing the operation of arranging the rear portion of the hulling member opposite to the door-end-side vertical frame member side, this rear portion is used as the positioning reference surface on the inner surface inside the door pocket of the frame member. Therefore, the accuracy of the work can be improved and the work can be facilitated.

  The present invention described above can be applied to any type of sliding door device. That is, the sliding door device according to the present invention may be a top-hanging door body in which the door body is suspended from a guide member that guides the opening and closing movement of the door body. The door body may be moved by being guided by a guide member such as a guide rail disposed on the door, or the door body is guided by a guide member such as a guide rail disposed on both the lower side and the upper side of the door body. May move. In the case of a sliding door device in which the door body is the above-described suspension type door body, the above-described guide member may be a guide rail, a slide rail using a slide bearing, or the like.

  In addition, the number of door bodies of the sliding door device according to the present invention may be one, or a plurality of doors that close openings such as doorways by being arranged in the opening / closing movement direction. When there are a plurality of door bodies, these door bodies may be arranged in a sliding manner, or in a nested manner, that is, a door body having a large dimension in the door thickness direction. The door body having a small dimension in the thickness direction of the door body may be removably accommodated.

  Furthermore, the sliding door device according to the present invention may be one in which at least one of the opening movement and closing movement of the door body is automatically performed by a driving device, and both the opening movement and closing movement of the door body are performed manually. It may be manually operated.

  According to the present invention, it is possible to produce a hulling member with a material having a small area and the like, and it is possible to obtain an effect that the manufacturing cost of the hulling member can be reduced.

FIG. 1 is a front view showing an entire sliding door device according to an embodiment of the present invention. 2 is a cross-sectional view taken along line S2-S2 of FIG. 3 is a cross-sectional view taken along line S3-S3 of FIG. FIG. 4 is a front view showing the door body moving mechanism housed and arranged inside the upper frame member shown in FIG. 1, when the door body moves to the closing limit position (fully closed position). FIG. FIG. 5 is a view similar to FIG. 3 showing when the door body has moved to the open limit position (fully open position). 6 is a cross-sectional view taken along line S6-S6 of FIG. FIG. 7 is a view similar to FIG. 6 showing a state when the hulling member is arranged. FIG. 8 is a view similar to FIG. 6 illustrating a case where the base member of the guide roller is disposed on the upper surface of the protruding portion of the lower frame after the hulling member is disposed. FIG. 9 is a view similar to FIG. 3 showing an embodiment capable of ensuring the sealing between the door body and the hulling member when fully closed. FIG. 10 is a diagram illustrating an embodiment for realizing rational coupling between the door-end side vertical frame member and the upper frame member, and is an illustration of the upper frame member coupled to the upper portion of the door-end side vertical frame member. It is a side view which shows the edge part on the door body closing side. FIG. 11 is a front view showing the end of the upper frame member on the door body closing side, as viewed from the arrow S11 in FIG. FIG. 12 is a bottom view showing an end portion of the upper frame member on the door body closing side, as viewed from an arrow S12 in FIG. FIG. 13 is a view similar to FIG. 12 showing a state in which the upper part of the door-end side vertical frame member and the end of the upper frame member on the door body closing side are coupled.

  EMBODIMENT OF THE INVENTION Below, the form for implementing this invention is demonstrated based on drawing. The sliding door device according to the present embodiment has one door body that opens and closes, and the door body is suspended from a guide rail that is a guide member disposed above the door body. Further, the door case in which the door body opened and moved is housed is a wall door type door pocket provided inside the wall.

  FIG. 1 is a front view showing an entire sliding door device according to the present embodiment, for example, which is arranged as a partitioning means between a corridor and a room in a building and has an opening 2 opened and closed by a door body 1 serving as an entrance 2. FIG. The entire frame of this sliding door device is composed of an upper frame member 10 that is unobtrusive and the door end side on which the door end portion of the door body 1 abuts when the door body 1 reaches the fully closed position and closes the doorway 2. The vertical frame member 11 and the door-end side vertical frame member 11 are arranged between the door frame side vertical frame member 12 arranged on the opposite side of the movement direction of the door body 1 and the vertical frame members 11 and 12. In addition, the frame member 13 disposed at the end of the doorway 3 in the door pocket 3 in which the door body 1 when the door 2 is opened and the lower end of the door bag 3 on the floor 4 are disposed. It is formed by a lower frame 14 and a hulling member 15 that is disposed on the floor 4 at the lower end of the entrance 2 and extends from the door-end side vertical frame member 11 to the eaves frame member 13.

  Therefore, the upper frame member 10, the door end side vertical frame member 11, the door bottom side vertical frame member 12, the frame frame member 13, the lower frame 14, and the hulling member 15 which are bent products of sheet metal are the sliding door device. It is a frame member for forming the overall framework.

  The entrance 2 is a part of the space inside the outer frame formed by these frame members 10 to 15. In the present embodiment, since the hulling member 15 is disposed on the floor 4 at the entrance 2, the outer frame structure of the entrance 2 is composed of the upper frame member 10, the door-end side vertical frame member 11, the eaves frame member 13, and the eaves. It is a four-sided frame type formed by the sliding member 15.

  Further, the doorway 2 is opened and closed by the door body 1, and the door pocket 3 in which the door body 1 is accommodated when the door body 1 is opened and moved to open the doorway 2 is a wall storage type door pocket provided inside the wall 5. ing. The upper frame member 10 has a length that extends from the door-end side vertical frame member 11 to the door-end side vertical frame member 12, and the frame member 13 that is one of the frame members 10 to 15 is a door pocket. 3 is a parting member on the doorway 2 side.

  Further, the door pocket 3 provided inside the wall 5 has a hat-shaped cross section of the upper frame member 10 and the lower frame 14 as shown in FIG. 2 which is a sectional view taken along line S2-S2 of FIG. The reinforcing member 20 is reinforced by a reinforcing member 20 that is continuous in the longitudinal direction (left-right direction in FIG. 1), and the reinforcing member 20 that is a bent product of sheet metal is also used in the thickness direction of the door body 1. While being provided on both sides in the thickness direction of a certain door pocket 3, a plurality of vertical frame members 11, 12 and a vertical frame member 13 are arranged in the vertical direction. Then, on the upper and lower sides of these reinforcing members 20, the inner wall material 21 formed of gypsum board or the like is coupled to the reinforcing member 20 with a coupler such as a double-sided adhesive tape, and a large area is formed outside these inner wall materials 21. A wall finishing material such as a cloth is attached to the surface of the outer wall material 22, which is formed of a gypsum board and is bonded to the reinforcing member 20 with a fastener such as a screw or a staple. Yes.

  Therefore, the inner wall material 21, the outer wall material 22, and the wall finishing material form the wall 5 of the door pocket 3, and the door pocket 3 is formed inside the wall 5 with the reinforcing member 20 as a structural material. Has been. As can be seen from FIG. 1, the wall 5 is located on the upper side of the upper frame member 10, on the opposite side of the doorway side vertical frame member 11 from the doorway 2, on the door bottom side vertical frame member 12. 3 is also provided on the opposite side. The surface of these portions of the wall 5 is flush with the surface of the portion of the wall 5 in the door pocket 3.

  3 is a cross-sectional view taken along line S3-S3 of FIG. As shown in FIG. 3, the upper frame member 10 includes an upper surface portion 10A coupled to the base material 27 of the upper wall 5 of the upper frame member 10 via an anchor member 28, and the upper surface portion 10A. A hanging part 10B hanging from one end of the upper frame member 10 in the width direction (left and right in FIG. 3), and a wall material parting extending from the lower end of the hanging part 10B to the outside in the width direction of the upper frame member 10 10C, the standing part 10D which stood up from the front-end | tip of this wall material parting part 10C, and the bending part 10E bent from this standing part 10D to the drooping part 10B side. Of these upper surface portion 10A, hanging portion 10B, wall material parting portion 10C, standing portion 10D, and bent portion 10E, the upper surface portion 10A and the hanging portion 10B are continuously provided over the entire length of the upper frame member 10, The wall material parting part 10C, the standing part 10D, and the bent part 10E are provided only in the part corresponding to the entrance / exit 2. And the inner wall material 29 and the outer wall material 30 which form the width direction outer side part of the hanging part 10B in the wall 5 are arrange | positioned above the wall material parting part 10C, These inner wall materials 29 and the outer wall material 30 are arrange | positioned. Are disposed on the upper side of the upper frame member 10 on the opposite side of the wall member part 10 </ b> C in the width direction of the upper frame member 10. And the inner wall material 29 and the outer wall material 30 arranged on the upper side of the wall material parting part 10C are the inner wall material 21 and the outer wall material 22 shown in FIG. 2 on the left side of the door pocket 3 in FIG. It has become.

  Further, as shown in FIG. 3, a downwardly extending portion 10F extending slightly downward is formed at the end of the upper surface portion 10A of the upper frame member 10 in the width direction opposite to the hanging portion 10B. The lower extending portion 10F is provided with an inclined extending portion 10G that extends obliquely upward and outward in the width direction opposite to the wall material parting portion 10C. The upper portion of the plurality of upper and lower reinforcing members 20 shown in FIG. 1 is provided at the upper portion of the door pocket 3 at a height position corresponding to the extending portions 10F and 10G and the inspection cover 31 described later. A reinforcing member 20A is arranged.

  Since the downward extending amount of the downward extending portion 10F shown in FIG. 3 is small, the lower side of the downward extending portion 10F is an opening 10H of the upper frame member 10, and this opening From 10H, various operations including inspection and maintenance of the door body moving mechanism housed and arranged in the internal space of the upper frame member 10 can be performed.

  The normal opening 10H is closed with an inspection cover 31, and the inspection cover 31 is formed obliquely downward at the upper end and is engaged with an inclined extending portion 10G of the upper frame member 10. A front portion 31B extending vertically or substantially vertically downward from the locking portion 31A, and a lower surface portion 31C bent horizontally or substantially horizontally from the lower end of the front portion 31B to the inside of the upper frame member 10, And a rising portion 31D that rises from the tip of the lower surface portion 31C. The locking portion 31A, the lower surface portion 31C, and the upright portion 31D ensure the overall rigidity of the inspection cover 31 formed by bending the sheet metal.

  As shown in FIG. 3, the inspection cover 31 when the opening 10 </ b> H is closed has the locking portion 31 </ b> A locked to the inclined extending portion 10 </ b> G of the upper frame member 10, thereby the inspection cover 31. Is supported by the upper frame member 10. Further, as shown in FIG. 1, the lower surface portion 31 </ b> C of the inspection cover 31 is fixed to the brackets 32 and 33 attached to the door-end side vertical frame member 11 and the frame member 13 with screw members 34 and 35. ing.

  When the inspection cover 31 is removed and the opening 10H of the upper frame member 10 is opened in order to perform the inspection and the like for the door body moving mechanism described above, the screw members 34 and 35 are removed, whereby the inspection cover 31 is removed. Since the upper end of the upper frame member 10 can be swung around the upper locking portion 31A, the locking portion 31A can be moved upward by swinging the inspection cover 31 toward the outer side of the upper frame member 10. The frame member 10 is extracted from the inclined extending portion 10G. In the present embodiment, as shown in FIG. 3, the locking portion 31 </ b> A of the inspection cover 31 is in direct contact with the inclined extending portion 10 </ b> G on the inclined extending portion 10 </ b> G of the upper frame member 10. A crown member 40 made of rubber, synthetic resin, or the like is covered, so that the upper frame member 10 and the metal that is the material of the inspection cover 31 are in direct contact with each other, and the inspection cover 31 is attached or removed. And the like, and the upper frame member 10 and / or the inspection cover 31 are prevented from being damaged.

  Next, the aforementioned door body moving mechanism housed and arranged in the internal space of the upper frame member 10 will be described. FIG. 4 shows the time when the door body 1 has reached the closing limit position by the door body moving mechanism, and FIG. 5 shows the time when the door body 1 has reached the opening limit position.

  As shown in FIG. 4, a guide rail 50 that is a guide member for guiding the movement of the door body 1 is incorporated in the upper frame member 10 and is a main component of the door body moving mechanism. The guide rail 50 having a length over the substantially entire length of the upper frame member 10 is attached to the inner surface of the upper frame member 10 with screws 51 as shown in FIG. The guide rail 50 having the same cross-sectional shape continuous in the length direction includes a base 50A attached to the inner surface of the hanging portion 10B of the upper frame member 10 with screws 51, and the thickness of the door body 1 from the lower end of the base 50A. The arm portion 50B extends horizontally in the vertical direction (in the thickness direction of the upper frame member 10), and the engaging portion 50C rises vertically from the tip of the arm portion 50B.

  As shown in FIG. 4, the door body 1 has two rollers 55 and 56 rotatably attached to roller brackets 53 and 54 coupled to the upper surface of the door body 1 in the opening / closing movement direction of the door body 1. As shown in FIG. 3, these rollers 55 and 56, which are arranged and arranged above the door body 1 via the roller brackets 53 and 54, become a stationary member above the door body 1 horizontally. It is constructed and engaged with the engaging portion 50 </ b> C of the guide rail 50. Therefore, the door body 1 opens and closes along the guide rail 50 when the rollers 55 and 56 roll on the engaging portion 50C, and the door body 1 moves to the guide rail 50 with the rollers 55 and 56 and the roller. It is an upper suspension type suspended through brackets 53 and 54.

  Further, as shown in FIG. 1, a guide roller 57 that is rotatable about a vertical axis is disposed on the floor 4 of the entrance 2 near the door pocket 3, and the guide roller 57 is as shown in FIG. The door member 1 is inserted into a channel member 1B that is opened downward at the lower end of the door body 1, and the door body 1 is opened and closed along the guide rail 50. It is done while being guided by.

  As shown in FIG. 4, a stop device 70 for stopping the door body 1 at the opening limit position (fully opened position) is attached to the end of the guide rail 50 in the door body opening movement direction. The device 70 includes a stop member 72 made of an elastic material such as rubber and protruding from the main body 71 toward the door closing direction, and a locking member 73 attached to the main body 71 and formed by bending a leaf spring. Have On the other hand, of the two roller brackets 53 and 54 provided on the door body 1, a plate-shaped receiving member 74 is coupled to the rear end of the roller bracket 54 disposed in the door body opening direction. At 74, a member 75 to be locked by a small diameter roller is attached.

  When the door body 1 is moved in the opening direction by a hand holding the grip portion 1A shown in FIG. 1, and this movement reaches the opening limit position, as shown in FIG. Once it is bent upward, it is locked by a locking member 73 that elastically returns to its original shape, the receiving member 74 abuts against the stop member 72, and the locking member 73 locks the locked member 75. By doing so, the door body 1 stops at the opening limit position.

  Further, when a manual operation force in the closing direction of the door body is applied to the grip portion 1A of the door body 1, the locked member 75 is detached from the locking member 73 that is elastically deformed upward. Is guided by the guide rail 50 and the guide roller 57 and moves in the closing direction.

  Further, as shown in FIGS. 4 and 5, a driving device 80 for automatically closing and moving the door 1 is disposed at the end of the guide rail 50 in the door closing direction. As shown in FIG. 5, the device 80 is assembled to the guide rail 50 by attaching the bracket 81 of the driving device 80 to the guide rail 50.

  The driving device 80 has a reel 83 that is rotatably housed inside a casing 80 </ b> A that is a main body of the device. A spiral spring is disposed inside the reel 83, and one end of the spiral spring is attached to the reel 83. While being coupled, the other end is coupled to the casing 80A. Further, the reel 83 is wound with a string-like member 84 made of a nylon string or a wire shown in FIGS. 4 and 5, and one end of the string-like member 84 is coupled to the reel 83, The string-like member 84 is led out from the casing 80A, and the other end of the string-like member 84 is the roller bracket 53 arranged in the door body closing direction among the two roller brackets 53, 54 provided on the door body 1. Is bound to.

  As shown in FIG. 4, when the door body 1 that has reached the closing limit position (fully closed position) is moved in the opening direction as shown in FIG. 5 by the grip portion 1A, the string member 84 rotates the reel 83. While being driven out from the driving device 80, the spiral spring inside the reel 83 is accumulated by the rotation of the reel 83. For this reason, when the hand is subsequently released from the gripping portion 1A (when the door body 1 reaches the closing limit position as shown in FIG. 5, as described above, the hand operating force in the door body closing direction is applied to the gripping portion 1A. When the latch member 75 is detached from the latch member 73), the reel 83 tries to rotate the reel 83 in the direction opposite to the opening movement of the door body 1 by the accumulated pressure of the spiral spring. Therefore, the door body 1 is pulled in the closing direction by the tensile force of the string-like member 84 that is tensioned by the rotational force, and thus the door body 1 is automatically moved to the closing limit position. To do.

  As shown in FIGS. 4 and 5, the guide rail 50 is braked by reducing the moving speed of the door body 1 in the closing direction and braking the door body 1 to reach the closing limit position. A device 90 is attached. The braking device 90 includes a cylinder device having a cylinder main body 91 and a piston rod 92 that is inserted into the cylinder main body 91 so as to be extendable in the length direction of the guide rail 50. The cylinder main body 91 is an immovable member. The guide rail 50 is attached. As shown in FIG. 3, this attachment is performed by a screw 93 and a plate nut 93 </ b> A on the attachment portion 50 </ b> E with the groove 50 </ b> D of the guide rail 50.

  As shown in FIGS. 4 and 5, of the two roller brackets 53, 54 provided on the door body 1, the roller bracket 54 disposed in the door body opening movement direction has a tip end portion of the piston rod 92. A catch member 94 that can be inserted and removed is attached. A magnet is provided on one of the tip of the piston rod 92 and the inside of the catch member 94 into which the tip is inserted, and the other is attached to the magnet. An adsorbing magnetic material is provided. For this reason, the piston rod 92 and the catch member 94 can be connected and separated by magnetic force.

  As shown in FIG. 4, when the door body 1 reaches the closing limit position, the tip end portion of the piston rod 92 contracted with respect to the cylinder body 91 is inserted into the catch member 94. When the door 1 is moved in the opening direction, the tip of the piston rod 92 and the catch member 94 are connected by the magnetic force, so that the piston rod 92 extends relative to the cylinder body 91. When the door rod 1 further moves in the opening direction even when the piston rod 92 reaches the extension operation limit, as shown in FIG. 5, the piston rod 92 and the catch member 94 are separated, and the piston rod 92 stops at that position. To do. Further, when the door body 1 starts to move in the closing direction by the driving force of the tension type driving device 80 and the door body 1 reaches a predetermined position, the catch member 94 comes into contact with the piston rod 92 and these catch members. 94 and the piston rod 92 are connected again by the magnetic force, and the door body 1 further moves in the closing direction, whereby the piston rod 92 contracts with respect to the cylinder body 91.

  The piston rod 92 and the catch member 94 can be connected to the piston rod 92 and the catch member 94 in the same manner as described above by providing magnets with opposite magnetism in the tip portion of the piston rod 92 and the inside of the catch member 94 into which the tip portion is inserted. The connection may be separable.

  The cylinder body 91 is provided with a valve for sucking a large amount of air into the cylinder body 91 when the piston rod 92 is extended and discharging the air while the piston rod 92 is contracted. For this reason, the door body 1 can be moved lightly during the opening movement of the door body 1 in which the piston rod 92 is extended, and the door body 1 is in the closed movement of the door body 1 in which the piston rod 92 is contracted. The door body 1 is moved while being braked by the air pressure inside the cylinder main body 91, so that the door body 1 reaches the closing limit position at a reduced speed.

  For this reason, the braking device 90 in the present embodiment is a fluid pressure braking device using a cylinder device.

  Note that the drive device 80 according to the present embodiment for automatically closing and moving the door body 1 is a pull-type device using a spiral spring, a reel, and a string-like member as described above. May be a linear motor. Further, both the closing movement and the opening movement of the door body 1 may be performed by a driving device such as a linear motor, and both the closing movement and the opening movement of the door body 1 may be automatically moved by this driving device.

  Further, the braking device 90 according to the present embodiment for reducing the moving speed of the door body 1 in the closing direction is based on the cylinder device, but the closing movement of the door body 1 is used as the braking device. A rotary oil damper that is transmitted as a rotational motion via a rack and a pinion may be used.

  6 is a cross-sectional view taken along line S6-S6 of FIG. The door-end side vertical frame member 11 described above is coupled to the base material 60 of the wall 5 via the anchor member 61, and the door bottom side vertical frame member 12 has the anchor member 63 attached to the base material 62 of the wall 5. Are connected through. Further, the reinforcing member 20 of the wall 5 described with reference to FIGS. 1 and 2 is bridged between the aforementioned frame member 13 and the door-side vertical frame member 12 as shown in FIG. The door body closing direction end of the reinforcing member 20 provided in a plurality in the vertical direction is coupled to the frame member 13 with a coupling tool 64 such as a screw, The door body opening direction end portion is coupled to the door butt side vertical frame member 12 by a coupling tool 65 such as a screw.

  The door pocket 3 provided on the opening side of the door body 1 with respect to the doorway 2 and accommodated with the door body 1 opened and moved to open the doorway 2 is stored in the wall 5. Since it is a type of door pocket, this door pocket 3 is a double-sided door pocket that conceals the surfaces on both sides of the door body thickness direction of the door body 1, and at the end of the door pocket 3 on the doorway 2 side. The arranged frame members 13 are provided on both sides in the thickness direction of the door pocket 3 (both sides in the thickness direction of the door body 1).

  Further, as shown in FIG. 6, in other words, the surface 11 </ b> A facing the doorway 2 side of the door-end side vertical frame member 11 faces the door body 1 of the door-end side vertical frame member 11. The surface 11A is formed with a concave portion 11B that is recessed toward the closing side of the door body 1, and in this concave portion 11B, a hulling member 15 that is a member constituting the outer frame structure of the doorway 2 described in FIG. The edge member on the side of the door-end side vertical frame member 11 is inserted, and the hulling member 15 having a length in the opening / closing movement direction of the door body 1 is connected to the frame-side frame member 13 from the door-end side vertical frame member 11. Has reached. Such a hulling member 15 partitions the floor of the space on both sides of the doorway 2 separated by the fully closed door body 1 and is formed of rubber or soft synthetic resin of the door body 1. The door body portion 1C hits the bottom of the recess 11B, the door body 1 comes into contact with the door edge side vertical frame member 11, and the door body 1 is fully closed. The airtightness between the frame member 11 is ensured.

  Moreover, the lower frame 14 demonstrated in FIG. 1 arrange | positioned at the lower end in the door pocket 3 is the door body thickness which is the same as the thickness dimension of the door pocket 3, or substantially the same, as FIG. 6 shows. A main body part 14A having a width dimension in the direction, and a projecting part 14B projecting from the main body part 14A toward the door end side vertical frame member 11 and having a width dimension in the door body thickness direction smaller than the main body part 14A. The center position in the door body thickness direction of the main body 14A and the center position in the door body thickness direction of the protrusion 14B are the same. A base member 57A for installing the above-described guide roller 57 shown in FIGS. 1 and 3 on the floor 4 is disposed on the upper surface of the tip of the protruding portion 14B, as shown in FIG. Further, a support member 57A is erected on a base member 57A attached to the upper surface of the tip of the projecting portion 14B with a fastening tool 57B, and a guide roller 57 is disposed on the support member 57C so as to be horizontally rotatable. ing.

  The width dimension of the base member 57A in the door body thickness direction is the same as the width dimension of the protrusion 14B in the door body thickness direction, and the edge of the protrusion 14B on both sides in the door body thickness direction and the door of the base member 57A. A base member 57A is placed on the upper surface of the tip of the projecting portion 14B so that the edges on both sides in the body thickness direction coincide with each other, and the base member 57A is attached to the projecting portion 14B with a fastening tool 57B.

  Further, as shown in FIG. 3, the hulling member 15 according to the present embodiment is a channel-shaped member whose opening side is directed downward, and this hulling that is a bent product of sheet metal. The width dimension in the door body thickness direction of the member 15 is W1, and this width dimension W1 is the total length of the hulling member 15 which is the opening / closing movement direction of the door body 1 as shown in FIG. It is continuous across.

  On the other hand, as shown in FIG. 6, the width dimension in the door body thickness direction of the recess 11B of the door-end side vertical frame member 11 is W2, and W1 is smaller than W2. And the center position of the door body thickness direction of the door body 1 when reaching the fully closed position is C1, while the center position of the hulling member 15 in the door body thickness direction is C2. C2 is shifted in the thickness direction of the door body 1 with respect to C1.

  In the present embodiment, one side surface 15 </ b> C in the door body thickness direction of the tip 15 </ b> B on the door tip side vertical frame member 11 side in the hulling member 15 is the door body thickness of the recess 11 </ b> B of the door tip side vertical frame member 11. One side surface 15E in the door body thickness direction of the rear portion 15D of the hulling member 15 on the opposite side to the door end side vertical frame member 11 side is in contact with one side surface 11C in the vertical direction. 14 is in contact with one side surface 14C in the door body thickness direction of the projecting portion 14B, and one side surface 15E in the door body thickness direction of the rear portion 15D of the hulling member 15 is the door body of the base member 57A. It is also in contact with one side surface 57D in the thickness direction. Furthermore, the other side surface 15F in the door body thickness direction of the rear portion 15D of the hulling member 15 is a parting member on the doorway 2 side of the door pocket 3 in which the door body 1 is stored when the doorway 2 is opened. The frame member 13 is in contact with the inner surface 13A inside the door pocket. The contact state of both side surfaces 15E and 15F of the rear portion 15D of the hulling member 15 is also shown in FIG.

  As shown in FIG. 3, the floor 4 at the doorway 2 is provided with a finishing portion 4B formed by placing mortar on a base portion 4A made of a floor slab. When performing the operation of disposing the hulling member 15 between the door-end side vertical frame member 11 and the hull frame member 13, before performing this arrangement operation, the arrangement position of the hulling member 15 and The mortar is placed in the area excluding the vicinity, and thereafter, the hulling member 15 is placed in the above-mentioned contact state and placed at the predetermined position shown in FIGS. 3 and 6, and then the rest The operation of placing the mortar to the position where it contacts the hulling member 15 is performed.

  Thereby, the hulling member 15 becomes a mortar parting member on both sides of the door body thickness direction divided by the hulling member 15.

  The above-described arrangement operation of the hulling member 15 is performed before the operation of suspending the door body 1 on the guide rail 50 described above. The arrangement operation of the hulling member 15 is performed by the protruding portion of the lower frame 14. It may be performed before or after the base member 57A of the guide roller 57 is disposed on the upper surface of the tip of 14B.

  FIG. 7 shows a case where the arrangement work of the hulling member 15 is performed before the base member 57A of the guide roller 57 is arranged on the upper surface of the tip portion of the projecting portion 14B of the lower frame 14. That is, when the hulling member 15 is disposed between the door-end side vertical frame member 11 and the hoop frame member 13, the door-end side vertical frame of the hulling member 15 is placed inside the recess 11 </ b> B of the door-end side vertical frame member 11. While inserting the front-end | tip of the member 11 side, one side 15C in the door body thickness direction of the front-end | tip part 15B by the side of the door-end side vertical frame member 11 in this hulling member 15 is made into the door-end side vertical frame member 11. Of the recess 11B in the door body thickness direction, and the one side in the door body thickness direction of the rear portion 15D of the hulling member 15 opposite to the door-end side vertical frame member 11 side. The side surface 15E is brought into contact with one side surface 14C in the door body thickness direction of the protruding portion 14B of the lower frame 14, and the other side surface 15F in the door body thickness direction of the rear portion 15D of the hulling member 15 is Inside the door pocket of the frame member 13 It is brought into contact with the surface 13A.

  According to this, the positioning operation of the hulling member 15 is performed by using the side surface 11C of the concave portion 11B, the side surface 14C of the protruding portion 14B of the lower frame 14 and the inner surface 13A inside the door pocket of the frame member 13 as a positioning reference surface. For this reason, the operation of inserting the tip of the hulling member 15 into the concave portion 11B of the door-end side vertical frame member 11, or the hulling member 15 with the door-end side vertical frame member 11 and the frame member 13 The work arranged between the two can be performed while improving the accuracy of the work and facilitating the work.

  After the above operation, as shown in FIG. 8, the operation of disposing the base member 57A of the guide roller 57 on the upper surface of the tip portion of the protruding portion 14B of the lower frame 14 is performed.

  In addition, after performing the operation | work which arrange | positions the base member 57A of the guide roller 57 on the upper surface of the front part of the protrusion part 14B of the lower frame 14, the front-end | tip of the hulling member 15 is inserted in the recessed part 11B of the door-end side vertical frame member 11 You may perform the operation | work to perform and the operation | work which arrange | positions the hulling member 15 between the door-end side vertical frame member 11 and the eaves frame member 13. In this case, as shown in FIG. 8, one side surface 15 </ b> E in the door body thickness direction of the rear portion 15 </ b> D of the hulling member 15 is replaced with one side in the door body thickness direction of the protruding portion 14 </ b> B of the lower frame 14. Of the base member 57A and one side surface 57D in the door body thickness direction of the base member 57A.

  In the present embodiment, the aforementioned width dimension W1 of the hulling member 15 is such that one side surface 14C in the door body thickness direction of the protrusion 14B of the lower frame 14 and one side surface 57D in the door body thickness direction of the base member 57A. And the distance between the inner frame 13 </ b> A on the inner side of the door pocket of the frame member 13, the one side surface 15 </ b> E in the door body thickness direction of the rear portion 15 </ b> D of the hulling member 15 is formed on the protruding portion 14 </ b> B of the lower frame 14. The side surface 14C in the door body thickness direction and the one side surface 57D in the door body thickness direction of the base member 57A are in contact with each other, and the rear body portion 15D in the rear portion 15D of the hulling member 15 The other side surface 15F of the frame frame member 13 is brought into contact with the inner surface 13A on the inner side of the door pocket, but the width dimension W1 of the hulling member 15 is in the door body thickness direction of the protruding portion 14B of the lower frame 14. One side When the distance between one side surface 57D in the door body thickness direction of 14C and the base member 57A and the inner surface 13A inside the door pocket of the collar frame member 13 is smaller than the door body of the rear portion 15D of the hulling member 15 One side surface 15E in the thickness direction is in contact with both one side surface 14C in the door body thickness direction of the protrusion 14B of the lower frame 14 and one side surface 57D in the door body thickness direction of the base member 57A. Even if only one is carried out, the other side surface 15F in the door body thickness direction of the rear portion 15D of the hulling member 15 is brought into contact with the inner surface 13A inside the door pocket of the frame member 13. Good.

  Moreover, the operation | work which inserts the front-end | tip of the hulling member 15 in the recessed part 11B of the door-end side vertical frame member 11, and the operation | work which arrange | positions the hulling member 15 between the door-end side vertical frame member 11 and the frame frame member 13 are carried out. When this is performed before the work of placing the base member 57A of the guide roller 57 on the upper surface of the tip portion of the projecting portion 14B of the lower frame 14, one side of the rear portion 15D of the hulling member 15 in the door body thickness direction. The side surface 15E of the lower frame 14 is brought into contact with one side surface 14C in the door body thickness direction of the protrusion 14B, and the other side surface 15F in the door body thickness direction of the rear portion 15D of the hulling member 15 is Of the frame members 13, only one of the inner frame 13 </ b> A may be brought into contact with the inner surface 13 </ b> A.

  Furthermore, the operation | work which inserts the front-end | tip of the hulling member 15 in the recessed part 11B of the door-end side vertical frame member 11, and the operation | work which arrange | positions the hulling member 15 between the door-end side vertical frame member 11 and the frame frame member 13 are carried out. This is a case where the operation is performed after the operation of placing the base member 57A of the guide roller 57 on the upper surface of the tip portion of the protruding portion 14B of the lower frame 14, and the width dimension of the base member 57A in the door body thickness direction protrudes. Since the width dimension of the portion 14B in the door body thickness direction is not the same, and there is a difference in these width dimensions, one of the base member 57A and the protruding portion 14B is on the side where the hulling member 15 is disposed. When protruding, one side surface 15E in the door body thickness direction of the rear portion 15D of the hulling member 15 is one of the base member 57A and the protruding portion 14B protruding to the arrangement side of the hulling member 15. You may make it contact | abut to a side surface.

  According to the present embodiment described above, the door of the recess 11B formed in the surface 11A of the door end side vertical frame member 11 facing the door body 1 in the width dimension W1 of the hulling member 15 in the door body thickness direction. Since the width dimension W2 in the body thickness direction is smaller than the case where W1 is the same as W2, the hulling member 15 which is a bent product of sheet metal is produced with a sheet metal having a small area. Accordingly, the manufacturing cost of the hulling member 15 can be reduced.

  Further, since the center position C2 of the hulling member 15 in the door body thickness direction and the center position C1 of the door body 1 in the door body thickness direction when fully closed are shifted, the hulling member 15 At least a part of the door body thickness direction protrudes from the door body 1 in the fully closed or half closed state in the door body thickness direction. Therefore, the door body 1 is fully closed or half closed. Even when it is, various work such as maintenance work related to the hulling member 15 and the hulling member-related member can be performed, and workability can be improved.

  Furthermore, since the base member 57A of the guide roller 57 is not attached to the upper surface of the hulling member 15, but is attached to the protruding portion 14B of the lower frame 14, replacement work and maintenance work of the hulling member 15 can be performed. This can be performed independently of the guide roller 57 and the base member 57A, and workability can also be improved in this respect.

  FIG. 9 shows an embodiment in which the sealing property between the door body 1 and the hulling member 15 when fully closed can be secured. In this embodiment, a sealing member 1D made of mohair or the like is attached to a portion of the lower surface of the door body 1 that faces the hulling member 15 in the vertical direction. The sealing member 1D is provided over the entire length of the door body 1. ing. When the door body 1 reaches the fully closed position, the sealing member 1D comes into contact with the upper surface of the hulling member 15, thereby ensuring the sealing between the door body 1 and the hulling member 15 when fully closed. It will be.

  10-13 has shown embodiment for implement | achieving the rational coupling | bonding structure of the door-end side vertical frame member 11 and the above-mentioned upper frame member 10, and FIG. 10 shows the door-end side vertical frame member. 11 is a side view showing an end of the upper frame member 10 coupled to the upper part of the door 11 on the door closing side, and FIG. 11 is a view taken in the direction of the arrow S11 in FIG. FIG. 12 is a bottom view showing an end portion of the upper frame member 10 on the door body closing side, as viewed from the arrow S12 in FIG. 10. FIG. 13 is a bottom view showing the door frame closing side end of the upper frame member 10 when the upper part of the door-end side vertical frame member 11 and the end of the upper frame member 10 on the door closing side are combined. It is.

  As shown in FIG. 10, a bracket 100 is disposed inside the upper frame member 10, and this bracket 100 is a base joined to the hanging portion 10 </ b> B of the upper frame member 10 shown in FIG. 3 by welding or the like. The portion 100A is bent in a right angle from the base portion 100A, and has an L-shape including an extended portion 100B extending downward from the downward extending portion 10F of the upper frame member 10 and the inclined extending portion 10G. The extending portion 100B has a vertical length that extends downward beyond the base portion 100A. For this reason, the extending portion 100B is cut upward between the extending portion 100B and the hanging portion 10B of the upper frame member 10. A cut portion 101 is formed.

  As shown in FIG. 11 and FIG. 12, the edge 10J on the door body closing side of the hanging part 10B, the wall parting part 10C, the standing part 10D, and the bent part 10E of the upper frame member 10 is the upper frame member 10. The upper end portion 10A, the downward extension portion 10F, and the inclined extension portion 10G are retracted toward the door body opening side with respect to the edge 10I on the door body closing side, and the same position in the door body opening / closing movement direction as the edge 10J In FIG. 8, the lower extending portion 10F and the inclined extending portion 10G are formed with a cut portion 102 that reaches the upper surface portion 10A. In addition, the extending portion 100B of the bracket 100 is disposed at a position approaching the end edge 10I beyond the positions of the end edge 10J and the cutout portion 102 toward the door body closing side.

  As shown in FIG. 13, the above-described recess 11 </ b> B of the door-end side vertical frame member 11 is applied to the outer surface 100 </ b> C on the door body closing side of the extension portion 100 </ b> B of the bracket 100. 11, and the position corresponding to the notch 102 from the recess 11 </ b> B to the lower surface of the upper surface portion 10 </ b> A of the upper frame member 10, From the corresponding position to one end portion 11D of the door-end side vertical frame member 11, the same height as the upper surface of the upper surface portion 10A of the upper frame member 10 is reached by insertion into the notch portion 102. In addition, from the recessed portion 11B in the door-end side vertical frame member 11 to the position corresponding to the base portion 100A of the bracket 100, it reaches the upper end of the notch portion 101 by being inserted into the notch portion 101. From the position corresponding to the base portion 100 </ b> A of the bracket 100 in the side vertical frame member 11 to the other end portion 11 </ b> E in the door end side vertical frame member 11, the upper surface portion 10 </ b> A of the upper frame member 10 is inserted by insertion into the cut portion 101. It has reached the same height position as the top surface.

  In other words, the upper end of the door-end side vertical frame member 11 has a stepped shape, so that the upper end of the door-end side vertical frame member 11 is the same as the upper surface of the upper surface portion 10A of the upper frame member 10. There are a part reaching the height position, a part contacting the lower surface of the upper surface part 10 </ b> A of the upper frame member 10, and a part contacting the upper end of the cut part 101.

  The above-mentioned concave portion 11B of the door-end side vertical frame member 11 is coupled to the outer surface 100C of the extension portion 100B of the bracket 100 on the door body closing side by a welding tool or a coupler such as a bolt or a nut. The upper part of the frame member 11 and the end of the upper frame member 10 on the door closing side are coupled via the bracket 100.

  INDUSTRIAL APPLICABILITY The present invention is used for a sliding door device in which a hulling member is arranged at the lower end of an opening such as an entrance that is opened and closed by a door body, and the door body is, for example, a suspended type suspended from a guide means. be able to.

DESCRIPTION OF SYMBOLS 1 Door body 1C Door tip part 2 Entrance / exit which is an opening part 3 Door bag 4 Floor 11 Door tip side vertical frame member 11A The surface which faces the door body of a door tip side vertical frame member 11B Recessed part 11C Side surface 13 竪 Frame member 13A Inside door pocket Inner surface 14 Lower frame 14A Main body portion 14B Protruding portion 14C Side surface 15 Hulling member 15B Front portion 15C Side surface 15D Rear portion 15E, 15F Side surface W1 Width dimension of the hulling member in the door body thickness direction W2 Width of the recessed portion in the door body thickness direction Dimension C1 Center position in the door thickness direction of the door body when fully closed C2 Center position in the door body thickness direction of the hulling member

Claims (8)

An outer frame structure of an opening that is opened and closed by a door body is arranged on a door-end-side vertical frame member that contacts a door-end portion of the door body that is fully closed, and a floor at a lower end of the opening, and the door body And a crevice member having a length in the opening / closing movement direction, and a recess recessed toward the closing side of the door body is formed on a surface of the door-side vertical frame facing the door body. In addition, in the sliding door device in which the tip of the door end side vertical frame member side in the hulling member is inserted in the recess,
The sliding door device, wherein a width dimension of the hulling member in the door body thickness direction is smaller than a width dimension of the recess in the door body thickness direction.   The sliding door device according to claim 1, wherein a center position in the door body thickness direction of the hulling member and a center position in the door body thickness direction of the door body when fully closed are shifted. A sliding door device.   3. The sliding door device according to claim 2, wherein one side surface in the door body thickness direction of the tip portion on the door tip side vertical frame member side of the hulling member is one side in the door body thickness direction of the recess. A sliding door device characterized by being in contact with a side surface.   4. The sliding door device according to claim 2, wherein a base member on which a guide roller for guiding the opening and closing movement of the door body is disposed is installed on the floor, and the door tip of the hulling member is disposed. The sliding door device characterized in that one side surface in the door body thickness direction of the rear portion opposite to the side vertical frame member side is in contact with one side surface of the base member in the door body thickness direction.   4. The sliding door device according to claim 2, wherein a door pocket for storing the door body when the opening is opened is provided on the door body opening side with respect to the opening. A lower frame is disposed at the lower end, and one side surface in the door body thickness direction of the rear portion opposite to the door-end-side vertical frame member side of the hulling member is the door body thickness direction of the lower frame A sliding door device, wherein the sliding door device is in contact with one side surface.   6. The sliding door device according to claim 5, wherein the lower frame has a main body portion having a width dimension in a door body thickness direction that is the same as or substantially the same as a thickness dimension of the door pocket, and the main body portion to the door. A protrusion that protrudes toward the front vertical frame member and has a width dimension in the door body thickness direction smaller than that of the main body, and the door-side vertical frame member side of the hulling member One side surface in the door body thickness direction of the rear part on the opposite side is in contact with one side surface in the door body thickness direction of the protruding part.   7. The sliding door device according to claim 6, wherein a base member provided with a guide roller for guiding the opening / closing movement of the door body is attached to the upper surface of the protruding portion. .   4. The sliding door device according to claim 2, wherein a door pocket for storing the door body when the opening is opened is provided on the door body opening side with respect to the opening. A frame member is attached to an end portion on the opening side, and one side surface in the door body thickness direction of the rear portion on the opposite side to the door-end-side vertical frame member side of the hulling member is A sliding door device, wherein the sliding door device is in contact with the inner surface of the inside of the door pocket of the frame member.

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