JP5031339B2 - Sliding door device and its assembly method - Google Patents

Description

  The present invention relates to a sliding door device in which opening and closing movement of a door body is guided by a guide member such as a guide rail, and an assembling method thereof. For example, the door body is suspended from a guide member disposed above the door body. The present invention can be used for a suspension type sliding door device, a sliding door device in which a door body is guided by a guide member disposed below the door body, and the like.

In the following Patent Document 1 and Patent Document 2, a guide rail serving as a guide member and a roller serving as an engaging portion that is movably engaged with the guide rail are provided and guided to the guide rail by the roller. A sliding door device configured to include a door body that is opened and closed and moved is shown. The door body in these sliding door devices is a top-hanging door body suspended from the guide rail disposed above the door body, and the door body of the sliding door device of Patent Document 1 is The number of door bodies of the sliding door device of Patent Document 2 is two.
JP 2002-295134 A JP 2006-104830 A

  In a sliding door device in which the door body is guided by a guide member such as a guide rail and can be freely opened and closed, a predetermined operation such as installation of the guide member or a member on which the guide member is disposed at the site of installation of the sliding door device in a building or the like After the operation is completed, in order to make the door body movable along the guide member, an operation of movably engaging the engaging portion such as the roller with the guide member is performed. Since the worker lifts the entire door body including the joint portion, this work takes a lot of labor and time.

  SUMMARY OF THE INVENTION An object of the present invention is to provide a sliding door device and an assembling method thereof that can easily perform an operation for movably engaging an engaging portion of a door body with a guide member that guides the opening and closing movement of the door body. There is a place to do.

  A sliding door device according to the present invention includes a guide member and a door body that includes an engaging portion that is movably engaged with the guide member, and that is guided by the guide member by the engaging portion to open and close. In the sliding door device configured, the door body is configured by a combination of a plurality of door body constituent parts, and the engagement portion is provided in at least one door body constituent part among these door body constituent parts. The plurality of door body components can be connected to each other.

  And the assembly method of the sliding door apparatus which concerns on this invention assembles the sliding door apparatus which a door body provided with the engaging part engaged with a guide member so that a movement is freely guided to the said guide member by this engaging part, and opens and closes. A method of manufacturing a plurality of door body constituent parts constituting the door body, and of these door body constituent parts, a door body constituent part provided with the engaging portion is The step of disposing the engaging portion on the guide member by engaging the engaging portion with the guide member, and the door body by connecting another door body constituting portion to the door body constituting portion provided with the engaging portion. The process of comprising is included, It is characterized by the above-mentioned.

  In the present invention, the door body is constituted by a combination of a plurality of door body constituent parts, and at least one of the door body constituent parts is movably engaged with the guide member. By doing so, an engaging portion is provided that allows the door body to be guided to the guide member so as to be freely opened and closed. For this reason, after manufacturing each door body component part which comprises a door body in a factory etc., in the installation site of a sliding door apparatus, the door body which has an engaging part first among these door body component parts An operation of placing the component part on the guide member is performed by engaging the engaging part with the guide member, and then the door body is configured by connecting another door body component part to the door body component part. By performing the work to do, it is not necessary to perform the work of engaging the engaging portion with the guide member by lifting the entire door body provided with the engaging portion, the engaging portion of the door body, The operation for movably engaging the guide member for guiding the opening / closing movement of the door body can be easily performed.

  In the present invention described above, the guide member may be a guide rail or a slide rail (sliding rail). When the guide member is a guide rail, the engagement portion of the door body is a roller, and when the guide member is a slide rail, the engagement portion of the door body is slidable on the slide rail. It becomes a slide part to engage.

  Moreover, the opening / closing movement form of the door guided by the guide member is arbitrary. That is, the guide member that guides the door body may be a guide member that linearly guides the door body or a guide member that curves, and further, for example, closes the door body close to a building housing or the like. In addition, the guide member may be a member that moves the door body in the width direction of the door body (the opening / closing movement direction of the door body) while moving the door body substantially parallel to the thickness direction of the door body.

  In addition, the present invention can be applied to a sliding door device having one door body and a sliding door device having a plurality of door bodies. When the present invention is applied to a sliding door device in which the number of door bodies is plural, as described above, it is composed of a combination of a plurality of door body constituent parts, and among these door body constituent parts, The engagement portion may be provided in at least one door body constituent part, and the door body in which the plurality of door body constituent parts can be connected to each other may be one or more.

  When there are a plurality of door bodies, the arrangement positions of these door bodies may be shifted in the thickness direction of these door bodies, or in the thickness direction of these door bodies. It does not have to be. Furthermore, the opening and closing movement directions of these door bodies may be the same or opposite. And when making the opening / closing movement direction of a some door body the same, these door bodies are good also as an inner side door body accommodated inside an outer side door body and this outer side door body. Alternatively, the number of sets of the outer door body and the nested inner door body may be two, and these may be arranged in a draw-type manner in the opening / closing movement direction.

  Furthermore, the present invention can also be applied to a sliding door device in which a guide member is disposed above a door body, and the door body is a suspended door body suspended from a guide member at an engaging portion. In addition, the present invention can be applied to a sliding door device in which the guide member is disposed below or above and below the door body, and the door body is guided to the guide member by the engaging portion.

  In the case where the present invention is applied to a sliding door device of an upper suspension type, in other words, a sliding door device in which the door body is an upper suspension type door body suspended from the guide member at the engaging portion, Each door body component includes an upper first component having an engaging portion and a lower second component connected to the first component. At the installation site of the sliding door device, first, the engaging portion of the upper first component is engaged with the guide member, and then the lower second component is connected to the first component. The work which comprises a door body will be performed.

  As described above, the door body is composed of a combination of a plurality of door body constituent parts, and the door body is a top-suspended door body suspended from the guide member at the engaging portion, and these door bodies When the component part includes an upper first component part having an engaging portion and a lower second component part connected to the first component part, the first component part and the second component part The dimension of the opening / closing movement direction of the part may be the same or substantially the same, and the dimension of the first component part in the opening / closing movement direction is made longer than the dimension of the second component part in the opening / closing movement direction. The number of the engaging portions provided in the portion is plural in the opening / closing movement direction, and among these engaging portions, the interval between the two engaging portions arranged on both sides of the opening / closing movement direction is determined by the second component part. It may be larger than the dimension in the opening / closing movement direction.

  According to the latter, among the plurality of engaging portions provided in the first component, the distance between the two engaging portions arranged on both sides in the opening / closing movement direction is larger than the dimension of the second component in the opening / closing movement direction. Therefore, as in the former case, the first component part and the second component part have the same or substantially the same size in the opening / closing movement direction, so that a plurality of engagement portions provided in the first component part can be opened and closed. The door is centered on the horizontal axis passing in the thickness direction of the door body, compared to the case where the interval between the two engaging portions arranged on both sides in the moving direction is smaller than the dimension of the second component in the opening / closing movement direction. Since the swinging of the body can be effectively suppressed, the posture of the door body around the horizontal axis can be stabilized.

  In addition, as described above, a plurality of door body constituent parts constituting the door body include an upper first constituent part provided with an engaging portion, and a lower second constituent connected to the first constituent part. A first guide member, the door body guided by the first guide member is a first door body, and the first component portion includes a first guide member. A second guide member that extends in the same direction as the guide member may be attached, and a second door body that is guided by the second guide member to open and close may be provided in the sliding door device.

  That is, when the present invention is also applied to a sliding door device in which the number of door bodies is at least two of the first door body and the second door body, the first component part of the first door body. By attaching the second guide member to this, this first component may be used as an attachment member for attaching the second guide member for guiding the opening and closing movement of the second door body.

  In this case, the second guide member may be a guide rail or a slide rail (sliding rail). When the second guide member is a guide rail, the second door body is provided with a roller serving as an engaging portion that is movably engaged with the guide rail, and the second guide member is a slide rail. In this case, the second door body is provided with a slide portion that is slidably engaged with the slide rail.

  Further, when the second guide member for guiding the opening / closing movement of the second door body is attached to the first component part of the first door body in this way, the arrangement position of the second guide member is the first configuration part. It may be an outer surface such as a side surface of the part, or may be the inside of the first component part formed in a cross-sectional box shape or the like.

  When the second guide member is disposed on the outer surface such as the side surface of the first component portion, the second door member is displaced from the first door member in the thickness direction of the first door member. Yes, when the second guide member is disposed inside the first component part formed in a cross-sectional box shape or the like, it is when the second door body is disposed so as to be able to enter and exit the first door body. .

  In addition, if the first component part of the first door body has a cross-sectional box shape in which a second guide member for guiding the opening and closing movement of the second door body can be disposed, the second guide member is expected. Effective protection from external forces that cannot be performed.

  In this manner, the second guide member is disposed inside the first component of the first door body, and the second door body is movably engaged with the second guide member to open and close the second door body. In the case of providing a free engaging portion, the first component portion having a box-shaped cross section is configured to be able to be inserted into the first component portion and engage with the second guide member. It is preferable to provide an opening.

  According to this, even if the 1st component of the 1st door body is made into a section box shape which can arrange the 2nd guide member for guiding opening and closing movement of the 2nd door body inside, the 2nd door body The operation of movably engaging the engagement portion with the second guide member can be performed by inserting the engagement portion of the second door body into the first component portion from the opening of the first component portion. The operation for engaging the engaging portion of the second door body with the second guide member can be easily performed.

  Further, as described above, when the sliding door device is provided with at least two door bodies of the first door body and the second door body, the first door body and the second door body are interlocked by the interlocking mechanism. You may connect as possible.

  An example of the interlocking mechanism in this case is that the first door body is divided into two rotating members arranged on the door end side which is the fully closed side and the door bottom side which is the fully opened side, and these rotating members It is configured to include a traveling member that is hung, partly coupled to a non-moving member such as an upper frame member, and the second door body connected to the other part. The running member in this interlocking mechanism may be a string-like member or a belt.

  In addition, the first door body and the second door body are not coupled to each other by the interlock mechanism, but one of the first door body and the second door body has a predetermined one door body. When the distance is moved, a locking portion is provided to be locked to the locked portion provided on the other door body. After the locking, the first door body and the second door body are provided by the locking portion and the locked portion. May move together.

  The sliding door device according to the present invention described above may be provided with a door pocket that houses the door body that has reached the fully open position, or may not include a door pocket.

  When the present invention is applied to a sliding door device including a door pocket, the door pocket may be a door pocket exposed to the outside, in other words, a door pocket visible from the outside, or a wall storage type door pocket stored inside the wall. . The door pocket may be a single-sided door pocket that hides only one side of the door housed in the door pocket and exposes the other side to the outside.

  According to the present invention, it is possible to easily perform an operation for movably engaging the engaging portion of the door body with the guide member for guiding the opening / closing movement of the door body.

  EMBODIMENT OF THE INVENTION Below, the form for implementing this invention is demonstrated based on drawing. In the sliding door device according to the present embodiment, the two door bodies 21 and 22 are suspended from the guide rails that are the respective guide members disposed above the respective door bodies 21 and 22, and these This is a top-hung type sliding door device that opens and closes while being guided by a guide rail. The sliding door device includes a door pocket 3 for storing the door bodies 21 and 22 that have reached the fully open position, and the door pocket 3 includes a wall storage type door pocket stored inside the wall 5. It has become.

  In FIG. 1, for example, a space that is opened and closed by a first door body 21 and a second door body 22 that are arranged between a corridor and a room in a building and that has the same opening and closing movement direction becomes the entrance 2. It is a front view which shows the whole this hanging type sliding door apparatus. The outer frame of this sliding door device is composed of an upper frame member 10 and a door-end side on which the front end of the second door body 22 comes into contact when the doorway 2 and 22 are fully closed as shown in FIG. The fence frame member 11 and the fence frame member 11 on the door end side are arranged on the opposite side in the moving direction of the door bodies 21 and 22, and the fence frame member 12 on the door bottom side, and these fence frame members 11 and 12. And the door frame 3 on the floor 4 and the door frame 3 on the floor 4, which is disposed at the end of the doorway 3 in the door pocket 3 in which the door bodies 21 and 22 are stored when the doorway 2 is opened. And a skirting board 14 disposed at the lower end.

  The entrance / exit 2 is a partial space inside the outer frame formed by these frame members 10 to 14, and the entrance / exit 2 is opened and closed by door bodies 21 and 22, and the entrance / exit 2 is opened. The door pocket 3 in which the door bodies 21 and 22 are stored is a wall storage type door pocket stored in the wall 5. Since the upper frame member 10 extends from the door frame side frame member 11 to the door bottom side frame member 12, the upper frame member 10 has a length straddling the doorway 2 and the door pocket 3, and the frame frame. The member 13 is a parting member on the doorway 2 side in the door pocket 3.

  The door pocket 3 has a structure reinforced by a reinforcing member 20 that is continuous in the longitudinal direction of the upper frame member 10 and the skirting board 14 (the horizontal direction in FIG. 1 and the opening and closing movement direction of the door bodies 21 and 22). A plurality of reinforcing members 20 whose both ends in the longitudinal direction are coupled to the frame member 12 and the frame member 13 are arranged in the vertical direction, which is the longitudinal direction of the frame members 11, 12 and the frame member 13. It is installed. Then, on the upper and lower sides of these reinforcing members 20, the inner wall material that is elongated in the longitudinal direction of the upper frame member 10 and the skirting board 14 is coupled to the reinforcing member 20 with a coupling tool such as an adhesive tape, An outer wall material having a large area is disposed outside the wall material, and a wall finishing material such as a cloth is attached to the surface of the outer wall material which is coupled to the reinforcing member 20 with a coupling tool such as a screw or a staple. Yes. For this reason, the wall 5 of the part of the door pocket 3 is formed by these inner wall material, outer wall material, and wall finishing material, and the door pocket 3 is formed inside the wall 5 with the reinforcing member 20 as a structural material. Yes.

  Of the entire length of the upper frame member 10, a portion corresponding to the entrance / exit 2 is an opening 10 </ b> A that can be opened and closed by the inspection cover 23.

  In addition, a door body moving mechanism for opening and closing the door bodies 21 and 22 is housed and disposed inside the upper frame member 10. FIG. 2 shows that the inspection cover 23 is removed and the door pocket 3 and the wall 5 are attached. It is the whole door body moving mechanism shown excluding. FIG. 2 shows a case where the two door bodies 21 and 22 reach a position where the doorway 2 is fully closed and the doorway 2 is closed, and FIG. 3 shows that these door bodies 21 and 22 are closed. This is the time when the doorway 2 has been opened because the doorway 2 has been fully opened. FIG. 4 is an enlarged front view showing the main part of the door moving mechanism in FIG.

  FIG. 5 is a cross-sectional view taken along line S5-S5 of FIG. 4 showing the inspection cover 23 with a two-dot chain line. As shown in FIG. 5, the inspection cover 23 is formed obliquely downward at the upper end and is engaged with an inclined extending portion 10 </ b> C at an end of the upper surface 10 </ b> B of the upper frame member 10; The front portion 23B extends vertically or substantially vertically downward from the engaging portion 23A, and the lower surface portion 23C is bent horizontally or substantially horizontally from the lower end of the front portion 23B to the inside of the upper frame member 10. As for the inspection cover 23 when the opening 10A of the upper frame member 10 is closed, the locking portion 23A is locked to the inclined extending portion 10C of the upper frame member 10, whereby the weight of the inspection cover 23 is increased. As shown in FIG. 1, the lower surface portion 23 </ b> C is fixed to the brackets 24 and 25 attached to the door frame side frame member 11 and the frame side frame member 13 by screw members 26 and 27. ing.

  When the inspection cover 23 is removed and the opening 10A of the upper frame member 10 is opened, the screw members 26 and 27 are removed, so that the inspection cover 23 moves inward and outward of the upper frame member 10 with the upper end locking portion 23A as a center. Therefore, the locking portion 23 </ b> A is removed from the inclined extending portion 10 </ b> C of the upper frame member 10 by swinging in the outer direction of the upper frame member 10. Thereby, the inspection cover 23 is removed and the opening 10A of the upper frame member 10 is opened, and the opening 10A can be closed with the inspection cover 23 by performing the reverse operation. .

  Next, the aforementioned door body moving mechanism will be described with reference to FIGS.

  As shown in FIG. 2, a first guide rail 30 having a length that extends over substantially the entire length of the upper frame member 10 is disposed in the upper frame member 10 above the door bodies 21 and 22. Of these door bodies 21 and 22, the first guide rail 30 serving as the first guide member of the present embodiment for guiding the linear opening and closing movement of the first door body 21 is shown in FIG. As shown in the figure, it has a substantially L shape having a base end portion 30A extending vertically and an arm portion 30B extending horizontally or substantially horizontally from the lower end of the base end portion 30A in the thickness direction of the door body 21; 30 A of base end parts are couple | bonded with the attachment members 29 arrange | positioned also for the reinforcement inside the upper frame member 10 with the coupling tools 31, such as a screw | thread. A roller 32 that is slidably mounted on a roller mounting portion 30C formed upward at the tip of the arm portion 30B is attached to the upper portion of the first door body 21 via a bracket 33. These rollers As shown in FIG. 4, the two 32 and the brackets 33 are provided in the opening / closing movement direction of the first door body 21 that is the longitudinal direction of the upper frame member 10.

  For this reason, the first door body 21 has a roller 32 mounted on the first guide rail 30 disposed above the first door body 21 and is suspended from the first guide rail 30. It is in the body. The roller 32 is an engaging portion of the first door body 21 movably engaged with the first guide rail 30, and the first door body 21 is a roller 32 guided by the first guide rail 30. It can be opened and closed freely by rolling.

  FIG. 6 shows the lower part of the two door bodies 21, 22 not shown in FIG. 5, and a groove 34 continuous in the opening / closing movement direction of the door body 21 is formed at the lower end portion of the first door body 21. A first guide roller 35 disposed on the floor 4 shown in FIG. 1 is inserted into the groove 34 opened downward. For this reason, the opening and closing movement of the first door body 21 guided by the first guide rail 30 is also performed by the lower end portion of the first door body 21 being guided by the first guide roller 35.

  As shown in FIGS. 2 to 5, the first door body 21 that is a door body on the door bottom side (in other words, the opening side) with respect to the second door body 22 described above is the roller 32. And the upper first component 21A provided with the bracket 33 and the lower second component 21B connected to the first component 21A. The second component 21B is a main body portion of the first door body 21, and the first component 21A whose vertical dimension is smaller than that of the second component 21B is the door bodies 21 and 22 than the second component 21B. It has a long and narrow shape in the opening / closing movement direction (see FIG. 3). And since the edge part of the door bottom side of 21 A of 1st component parts and the 2nd component part 21B corresponds, the edge part of the door edge side of 21 A of 1st component parts is the door edge side of the 2nd component part 21B. It protrudes toward the closing side of the door bodies 21 and 22 from the end.

  Further, as shown in FIG. 5, the first component portion 21 </ b> A is formed by a frame member 36 formed by bending a plate material. For this reason, the interior of the first component portion 21 </ b> A having a cross-sectional box shape is the door body 21. , 22 is a hollow portion continuous in the opening / closing movement direction. Further, a first hanging portion 36B having a small amount of drooping from the upper surface portion 36A is provided on one side of the frame member 36 in the thickness direction of the door bodies 21 and 22, and on the other side from the upper surface portion 36A. A second drooping portion 36C having a large drooping amount is provided. For this reason, an opening 37 is provided on the first hanging portion 36B side so as to face the cavity inside the first component portion 21A formed by the frame member 36. In the opening 37, a vertically long connecting member 38 for connecting the first component 21A and the second component 21B is disposed, and the connecting member 38 having a small size in the opening and closing movement direction of the door bodies 21 and 22 is As shown in FIGS. 2 and 3, two are provided in the opening / closing movement direction of the first door body 21 within the dimension of the opening / closing movement direction of the first door body 21 in the second component 21 </ b> B.

  As shown in FIG. 5, the second door body which is a door body side (in other words, closed side) with respect to the first door body 21 inside the first component 21 </ b> A. The second guide rail 39 for the second guide rail 39 is housed and arranged, and is the second guide member of the present embodiment. Similarly to the first guide rail 30, the second guide rail 39 includes a base end portion 39A extending vertically. The base end portion 39A has a substantially L-shape having an arm portion 39B extending horizontally or substantially horizontally from the lower end of the base end portion 39A in the thickness direction of the door body 22, and the base end portion 39A is a second hanging portion of the frame member 36. 36C. A roller 40 that is slidably mounted on a roller mounting portion 39C formed upward at the tip of the arm portion 39B is attached to the upper portion of the second door body 22 via a bracket 41. These rollers As shown in FIG. 4, two of the 40 and the bracket 41 are provided in the opening / closing movement direction of the second door body 22.

  For this reason, the second door body 22 has a roller 40 mounted on a second guide rail 39 disposed above the second door body 22 and is suspended from the second guide rail 39. It is in the body. The roller 40 is an engaging portion of the second door body 22 that is movably engaged with the second guide rail 39, and the second door body 22 is guided by the second guide rail 39. It can be opened and closed freely by rolling.

  As shown in FIG. 6, a groove 42 is formed in the lower end portion of the second door body 22 so as to be continuous in the opening / closing movement direction of the door body 22. A second guide roller 44 attached to the lower frame member 43 forming the groove 34 of the door body 21 is inserted. For this reason, the opening and closing movement of the second door body 22 guided by the second guide rail 39 is also performed by the lower end portion of the second door body 22 being guided by the second guide roller 44.

  As shown in FIGS. 5 and 6, the thickness of the second door body 22 is smaller than the thickness of the first door body 21, and the interior of the first door body 21 is the first configuration. A hollow portion extends from the portion 21A to the second component portion 21B, and the second door body 22 can enter and leave the hollow portion from the end surface of the first door body 21 that is an open end surface. It has become. That is, the second door body 22 whose opening / closing movement direction is the same as that of the first door body 21 is a telescoping type that can appear and retract inside the first door body 21.

  The first door body 21 and the second door body 22 are connected by an interlocking mechanism, and the interlocking mechanism causes the first door body 21 and the second door body 22 to open and close in conjunction with each other. This interlocking mechanism is shown in FIG. 8, which is a sectional view taken along line S8-S8 of FIG. The interlocking mechanism 50 includes a first rotating member 52 that is rotatably attached to an end of the first door 21 on the top end side of the first component 21A via a bracket 51, and the first component 21A. A second rotating member 54 rotatably attached to an end of the top surface on the door butt side via a bracket 53; and a string-like member 55 wound around these rotating members 52 and 54 with tension. The string-like member 55 that is configured and formed of a metal wire or a synthetic resin string or the like is a traveling member that travels while rotating the rotating members 52 and 54.

  A part of the string-like member 55 is coupled to the mounting member 29 of the upper frame member 10 which is a stationary member by a coupling member 56, and both ends of the string-like member 55 are shown in FIG. As shown, among the two brackets 41 provided for each of the rollers 40 of the second door body 22, the connection member 57 coupled to the bracket 41 on the door end side is fastened with a fastening tool such as a screw. Has been. For this reason, since both ends of the string-like member 55 are connected via the connecting member 57, the string-like member 55 is a substantially endless string-like member. The second door body 22 is connected to the part.

  Accordingly, when the second door body 22 is moved by the hand holding the holding portion 58 shown in FIG. 1, this movement is caused by the travel of the string-like member 55 and the rotation of the rotating members 52 and 54. The first door body 21 moves in the same direction as the second door body 22 at a speed half the speed of the second door body 22 by this transmission, and the first door body 21 is a low-speed door. And the second door 22 is a high-speed door. The first door body 21 and the second door body 22 are brought into contact with the stop member 59 attached to the frame member 12 on the door butt side shown in FIG. 3 reaches the position shown in FIG. 3 where the doorway 2 is fully opened. At this time, all or substantially all of the first door body 21 is housed in the door pocket 3 described in FIG. Almost all have penetrated into the first door body 21.

  In addition, although not shown in drawing, when the 1st door body 21 and the 2nd door body 22 reach the position of FIG. When the second door body 22 is moved to the closing side by the gripper 58 when the other door body is stopped at that position and the other door body is also stopped via the interlocking mechanism 50, the one side and the other side move to the closing side. A fully open position stop device that permits the above may be attached to a stationary member such as the upper frame member 10 or the eaves frame member 12.

  As shown in FIG. 4, a spiral spring type automatic closing device 60 for automatically closing and moving the two door bodies 21 and 22 is disposed in the internal space of the upper frame member 10. The automatic closing device 60 is attached to non-moving members such as the upper frame member 10 and the eaves frame member 11. From the automatic closing device 60, a string-like member 61 made of a metal wire or a synthetic resin string having one end connected to a spiral spring mechanism provided inside the automatic closing device 60 is led out. The other end of 61 is connected to the bracket 41 on the door-end side among the two brackets 41 provided for each of the rollers 40 of the second door body 22.

  When the end portion of the second door body 22 on the door end side is in contact with the frame member 11 on the door end side and the two door bodies 21 and 22 fully close the entrance 2, the grip portion 58 is The second door body 22 is guided to the second guide rail 39 to be opened and moved by the grasped hand, and the first door body 21 is also opened and moved at a speed half the speed of the second door body 22 through the interlocking mechanism 50. The spring force is accumulated in the spiral spring of the spiral spring mechanism by the string-like member 61 fed out from the automatic closing device 60. Then, when the hand is released from the gripping portion 58, the second door body 22 is automatically closed and moved by the accumulated spring force, and the first door body 21 also has the speed of the second door body 22 via the interlocking mechanism 50. Close and move at half speed. For this reason, the sliding door device according to the present embodiment is a self-closing type sliding door device in which the two door bodies 21 and 22 automatically move to the position shown in FIGS. 1 and 2 where the doorway 2 is fully closed. It has become.

  Further, as shown in FIG. 4, a rotary brake device 70 is disposed on the above-described first component 21 </ b> A of the first door body 21, and the brake device 70 is connected to the first door body 21. Of the two brackets 33 provided for each roller 32, the bracket 33 is attached to the bracket 33 on the door end side. That is, in the present embodiment, the bracket 33 is a member for attaching both the roller 32 and the brake device 70 to the first door body 21, so that the member can be shared.

  As shown in FIG. 4, the rotary brake device 70 has a pinion gear 72 that meshes with the rack member 71, and the rotation center shaft 73 of the pinion gear 72 extends in the thickness direction of the door body 21. In addition, the axial direction of the rotation center shaft 73 is horizontal or substantially horizontal, and the rotation center shaft 73 and the rotation center shaft 74 of the roller 32 are parallel or substantially parallel. As shown in FIG. 5, the rack member 71 is held downward by a holding member 75 attached to the attachment member 29 inside the upper frame member 10.

  The rack member 71 and the holding member 75 have a length in the opening / closing movement direction of the first door body 21, and the rack member 71 and the holding member 75 are shown in FIGS. 2 and 3. Thus, the length of the first guide rail 30 is not the length over the entire length, and the positions of the end portions of the rack member 71 and the holding member 75 on the door-end side are the same as the first door body 21 and the second door body 22. When reaching the position where the doorway 2 is fully closed, the position is the same position as the position where the pinion gear 72 has reached or a position slightly closer to the door. Moreover, the position of the edge part by the side of the door bottom of the rack member 71 and the holding member 75 is the same as a person's shoulder width between the edge part by the side of the door of the 2nd door body 22, and the frame member 11 by the side of a door. When the first door body 21 has reached a position where a certain interval is open, the first door body 21 is at the same position as or substantially the same position as the pinion gear 72.

  The rotary brake device 70 is filled with a viscous fluid such as silicone oil, and a blade coupled to the pinion gear 72 via the rotation center shaft 73 is accommodated in the viscous fluid. When 72 rotates, this blade also rotates via the rotation center shaft 73.

  For this reason, the first door body 21 and the second door body 22 are closed and moved from the fully open side to the fully closed side by the automatic closing force due to the spring force accumulated in the spiral spring of the spiral spring mechanism of the automatic closing device 60 described above, In the middle of the closing movement, when the pinion gear 72 starts to mesh with the rack member 71, the pinion gear 72 is rotated by the rack member 71 from that time, so that the first door body 21 has the rotary brake device 70. A braking force is generated by a viscous force generated by stirring the viscous fluid with a blade, and a braking force is also generated in the second door body 22 connected to the first door body 21 via the interlocking mechanism 50. Thus, the two door bodies 21 and 22 reach the position where the doorway 2 is fully closed while being decelerated and decelerated by the rotary brake device 70.

  Further, as described above, the first door body connected to the second door body 22 via the interlocking mechanism 50 is moved by opening and moving the second door body 22 with the hand holding the grip portion 58 shown in FIG. 21 also opens and moves the pinion gear 72 meshed with the rack member 71, but a one-way clutch is interposed between the pinion gear 72 and the rotation center shaft 73 of the pinion gear 72. The rotation of the pinion gear 72 when the first door body 21 is moved to the opening side is provided, and since the connection of the one-way clutch is disconnected, the two door bodies 21 and 22 are opened. The movement can be performed lightly with a small force without generating a braking force by the rotary brake device 70.

  In addition, the brake device for decelerating the two door bodies 21 and 22 moving to the fully closed side is not limited to the rotary type, but can adopt any type, for example, a cylinder type But you can.

  As described above, the first door body 21 is configured by a combination of the upper first component 21 </ b> A and the lower second component 21 </ b> B, but serves as a main body portion of the first door 21. The second component portion 21B has a structure described below. This structure is shown in FIG. 5, FIG. 6, and FIG. 7 which is a plan sectional view of the first door body 21 excluding the second door body 22.

  The second component 21B of the first door body 21 includes surface panels 81 and 82 on both sides in the thickness direction of the first door body 21, and the lower frame in FIG. 6 inserted between the surface panels 81 and 82. 7 and the side frame member 83 on the door butt side of FIG. 7 inserted between the surface panels 81 and 82. The lower end portions of the surface panels 81 and 82 and the lower frame member 43 are formed as shown in FIG. The end portions on the door bottom side of the surface panels 81 and 82 and the side frame member 83 are connected by the couplers 93 and 94 such as screws shown in FIG. ing.

  In addition, each surface panel 81 and 82 is formed with the frame material arrange | positioned in the four peripheral part of these surface panels 81 and 82, and the surface board covered on these frame materials. In addition, a refractory material 95 for imparting fire resistance to the first door body 21 is attached to the inner surface of each of the front panels 81 and 82. And the refractory material 95 is filled also into the inside of the 2nd door body 22, as FIG.5 and FIG.6 shows.

  Further, as shown in FIG. 5, one surface panel 81 has a hanging portion 36C of the frame member 36 forming the first component portion 21A, and a lower portion with a coupling 98 such as a screw. The connecting member 97 is connected to the upper end of the panel 81, and the connecting member 97 and the hanging portion 36C are connected by a connecting tool 96 such as a screw. The other surface panel 82 is connected to the lower end of the connecting member 38 whose upper end is connected to the hanging portion 36B of the frame member 36, and this connection is made by a connecting tool 99 such as a screw. .

  Next, the assembly operation of the sliding door device according to this embodiment described above will be described.

  The above-described upper frame member 10 that forms the outer frame of the sliding door device, the eaves frame members 11 and 12, the eaves frame member 13 and the like are produced in the factory, and the first door body 21 and the second door body 22 are also produced in the factory. These are then transported to the installation site of the sliding door device. During this conveyance, the first guide rail 30, the holding member 75 that holds the rack member 71, the automatic closing device 60, and the like are attached to the attachment member 29 of the upper frame member 10. 55 is also coupled by a coupling member 56, a second guide rail 39 is attached to the first component 21A on the upper side of the first door body 21, and the interlocking mechanism is provided on the upper surface of the first component 21A. 50 two rotating members 52 and 54 are attached, and various operations that can be performed in the factory are performed in advance in the factory.

  However, at the time of the conveyance, the lower second component portion 21B is not connected to the first component portion 21A on the upper side of the first door body 21, and therefore the first component portion 21A and the second component portion are not connected. 21B is separated and is transported to the installation site of the sliding door device.

  Further, at the time of conveyance, the connecting member 38 is coupled to the hanging part 36B of the frame member 36 forming the first component 21A, but the connecting member 97 is not coupled to the hanging part 36C (FIG. 9). See). Further, both the surface panels 81 and 82 constituting the second component 21B are not coupled via the lower frame member 43 and the side frame member 83, and the lower frame member 43 and the side are connected to one surface panel 81. The frame member 83 is coupled by the couplers 91 and 93 (see FIGS. 11 and 12), and the connecting member 97 described with reference to FIG. ing. The front panel 81 is a front panel opposite to the opening 37 formed in the first component 21 </ b> A of the first door body 21 in the thickness direction of the first door body 21.

  At the installation site of the sliding door device, the outer frame is formed by the eaves frame members 11 and 12, the eaves frame member 13 and the like, and then the inspection cover 23 shown in FIGS. Before the operation, the roller 32 attached to the first component 21A of the first door body 21 via the bracket 33 is placed on the first guide rail 30 attached to the attachment member 29 of the upper frame member 10. The operation of placing the first component 21 </ b> A on the first guide rail 30 by engaging the roller 32 with the first guide rail 30 is performed. FIG. 9 shows the time when the hanging work is completed. In this hanging work, the pinion gear 72 of the brake device 70 is held by a holding member 75 coupled to the mounting member 29 of the upper frame member 10. This is performed while meshing with the rack member 71.

  The suspension operation is performed only for the first component portion 21A among the first component portion 21A and the second component portion 21B constituting the upper and lower sides of the first door body 21, and therefore the second door is connected to the first component portion 21A. Even if the second guide rail 39 for the body 22 is attached, the first component portion 21A that is lighter than the entire first door body 21 can be easily hung on the first guide rail 30. .

  Further, when performing this hanging work, the inspection cover 23 is not attached and set to the upper frame member 10, and therefore, the side where the first component member 21A is hung on the first guide rail 30 is opened and exposed. In this respect, the suspension work can be easily performed.

  Next, among the surface panels 81 and 82 constituting the second component 21B, as shown in FIGS. 11 and 12, the lower frame member 43 and the side frame member 83 are coupled by the couplers 91 and 93. 10 is coupled to the upper end of the surface panel 81 at the factory by the coupling member 96 to the hanging portion 36C of the frame member 36 of the first component portion 21A by the coupling tool 96, Connected to the first component 21A. This operation is performed while inserting the first guide roller 35 into the groove 34 of the lower frame member 43 as shown in FIG.

Thereafter, the operation of placing the roller 40 attached to the second door body 22 via the bracket 41 on the second guide rail 39 attached to the first component 21A of the first door body 21, that is, The second door body 22 is suspended from the second guide rail 39 by engaging the roller 40 with the second guide rail 39. In this operation, the roller 40 is moved from the opening 37 in FIG. 5 formed in the first component 21A of the first door 21 to the hollow portion inside the first component 21A having a box shape in cross section. This can be done by inserting.

  Further, the above-described operation of suspending the second door body 22 on the second guide rail 39 is a lower part attached to the surface panel 81 in the groove 42 at the lower end portion of the second door body 22 shown in FIG. This is performed while inserting the second guide roller 44 disposed on the frame member 43.

  Thereafter, the operation of coupling the upper end of the front panel 82 constituting the second component 21B of the first door 21 to the lower end of the connecting member 38 of the first component 21A with the coupler 99 of FIG. The front panel 82 is coupled to the lower frame member 43 and the side frame member 83 attached to the front panel 81 with the coupling tools 92 and 94 shown in FIGS. By performing these operations, the second component 21B of the first door body 21 constituted by the front panels 81, 82, the lower frame member 43, and the side frame member 83 is completed, and this second configuration. The part 21B is connected to the lower part of the first component part 21A.

  As described above, of the surface panels 81 and 82 arranged on both sides in the thickness direction of the first door body 21, one surface panel 81 is first connected to the first component 21A, and the second After the operation of suspending the door body 22 on the second guide rail 39 is performed, the second door body 22 is the first door as described above by performing the operation of connecting the other surface panel 82 to the first component 21A. The door body 21 and 22 when the door body 21 reaches a position where the doorway 2 is fully closed as shown in FIG. , 22, the second door body 22 can be hung on the second guide rail 39 without any trouble even if it is formed with a size that partially overlaps in the opening / closing movement direction.

  After performing the above operations, the string-like member 55 of the interlocking mechanism 50, which is partially coupled to the attachment member 29 of the upper frame member 10 by the coupling member 56, is hung around the two rotating members 52 and 54. An operation of fastening both ends of the string-like member 55 to the connecting member 57 coupled to the bracket 41 on the door-end side of the second door body 22 with a fastening tool, and a string led out from the automatic closing device 60 The sliding door device is installed at the installation site by performing the operation of connecting the end portion of the member 61 to the bracket 41 on the door end side of the second door body 22 and the operation of attaching and setting the inspection cover 23 to the upper frame member 10. Will be assembled.

  According to the present embodiment described above, the first door body 21 that is guided by the first guide rail 30 to open and close moves the upper first component portion 21A and the lower portion connected to the first component portion 21A. A roller 32 that is configured to be combined with the second component portion 21B and that is an engaging portion that is movably engaged with the first guide rail 30 is interposed in the first component portion 21A via a bracket 33. When the first door 21 is attached to the first guide rail 30 by the roller 32, the second component 21B is not connected to the first component 21A, and only the first component 21A is connected. Since it suffices to suspend it on the first guide rail 30, an operation for movably engaging the roller 32 of the first door body 21 with the first guide rail 30 can be performed by lifting the entire first door body 21. Without easily performed only by lifting the first component 21A.

  In addition, the first component 21A is formed to have a larger dimension in the opening / closing movement direction of the first door body 21 than the second component 21B, and the two rollers 32 provided in the first component 21A. Since the distance in the opening / closing movement direction of the first door body 21 is larger than the dimension in the opening / closing movement direction of the first door body 21 with respect to the second component part 21B, the second component part 21B is separated from the main body part. The entire first door body 21 is stably suspended from the first guide rail 30 by the two rollers 32, and thus the horizontal direction passing through the thickness direction of the first door body 21. It is possible to effectively suppress the swinging of the door body 21 about the axis, and the posture of the first door body 21 around the horizontal axis can be stabilized.

  Furthermore, a second guide rail 39 for guiding the opening and closing movement of the second door body 22 is attached to the inside of the first component portion 21A having a box shape in cross section. Since the opening 37 is formed so that the roller 40 that is the engaging portion of the second door body 22 that is movably engaged with the second guide rail 39 can be inserted into the first component 21A, The operation of engaging the roller 40 with the second guide rail 39 through the opening 37 can be performed.

  The interval between the two rollers 40 provided on the second door body 22 in the opening / closing movement direction of the door body 22 is smaller than the interval between the two rollers 32 of the first door body 21. As shown in FIG. 2, when the two door bodies 21 and 22 reach the position where the entrance 2 is fully closed, in other words, the two rollers 40 of the second door body 22 are Among the second guide rails 39 attached to the first component 21A of the first door body 21, the first component 21A protruding from the second component 21B of the first door 21 to the door end side. When engaged with the portion of the second guide rail 30 arranged at the protruding portion, the two rollers 40 of the second door body 22 are located between the two rollers 32 of the first door body 21. Since the two rollers 40 of the second door body 22 are engaged, Even if the second guide rail 39 is disposed on the first component portion 21A that is longer than the second component portion 21B of the first door body 21 toward the door end side, The weight of the door body 22 is supported by the protruding portion of the first component 21A protruding from the second component 21B by the first guide rail 30 with which the two rollers 32 of the first door 21 are engaged. Can be effectively prevented from bending downward and deforming.

  Furthermore, as described above, the second component 21B of the first door body 21 is configured to include two surface panels 81 and 82 on both sides in the thickness direction of the door body 21, and these surface panels 81, Since 82 is connectable, even if the second door body 22 is a telescoping type that enters and exits the first door body 21, the first surface panel 81 is first attached to the first door body 21. The second door body 22 is connected to the component part 21A, and then the second door body 22 is suspended, and then the other surface panel 82 is connected to the first component part 21A. Assembling work for the second component portion 21B of the first door body 21 having dimensions overlapping in the opening / closing movement direction of the door bodies 21 and 22 can be performed without any trouble.

  INDUSTRIAL APPLICABILITY The present invention can be used for various types of sliding door devices including an upper suspension type sliding door device in which a door body is suspended from a guide member such as a guide rail.

It is a front view showing the whole sliding door device concerning one embodiment of the present invention. FIG. 2 is an overall front view showing a door body moving mechanism housed and arranged inside the upper frame member of FIG. 1, and removes the inspection cover shown in FIG. It is the figure which showed the time when the door body has reached the position which makes the doorway fully closed. It is a figure similar to FIG. 2 which shows the time when the two door bodies have reached the position which makes the doorway fully open. It is the front view which expanded and showed the principal part of the door body moving mechanism at the time of FIG. 5 is a cross-sectional view taken along the line S5-S5 of FIG. 4 showing the inspection cover of FIG. It is sectional drawing which shows the lower part of two door bodies. It is a plane sectional view of the 1st door object shown excluding the 2nd door object. It is the S8-S8 sectional view taken on the line of FIG. 4 which shows the interlocking mechanism which interlocks two door bodies. It is a figure similar to FIG. 5 which shows the time of hanging the 1st component part above the 1st door body on the 1st guide rail. It is a figure similar to FIG. 5 which shows when one surface panel which comprises the 2nd component part of the lower side of a 1st door body is connected with the 1st component part. It is a figure similar to FIG. 6 which shows the 2nd component at the time of FIG. It is a figure similar to FIG. 7 which shows the 2nd component at the time of FIG.

Explanation of symbols

21 Door (first door)
21A Upper first component portion 21B Lower second component portion 22 Second door body 30 Guide rail as a guide member (first guide member) 32 Roller as an engaging portion of the door body (first door body) 37 Opening part of first component part 39 Second guide rail as second guide member 40 Roller as engaging part of second door body 50 Interlocking mechanism

Claims (5)

In a sliding door device comprising a guide member and an engagement portion that is movably engaged with the guide member, and includes a door body that is guided by the engagement member to open and close.
The door body is composed of a combination of a plurality of door body constituent parts, and among the door body constituent parts, at least one door body constituent part is provided with the engaging portion, and the plurality of door body constituent parts The parts can be connected to each other,
The guide member is disposed above the door body, and the door body is a top-suspended door body suspended from the guide member at the engagement portion,
The plurality of door body constituent parts include an upper first constituent part provided with the engaging portion, and a lower second constituent part connected to the first constituent part,
The guide member is a first guide member, and the door body guided by the first guide member is a first door body, and the first component portion extends in the same direction as the first guide member. A second guide member is attached to guide the opening and closing movement of the second door body,
The second guide member is disposed inside the first component, and the second door body is engagably engaged with the second guide member so that the second door body can be opened and closed. The first component portion is provided with a closing portion to which the second guide member is attached on one side in the thickness direction of the first door body, and on the other side. Is provided with an opening for allowing the engaging portion of the second door body to be inserted into the first component and being engageable with the second guide member,
A connecting portion between the first component and the second component is provided below the second guide member;
The second door body can enter and exit the first door body,
The second component part is configured to include surface panels arranged on both sides in the thickness direction of the second door body, and these surface panels are individually connectable to the first component part, Among these surface panels, a surface panel on the opposite side to the opening side can be connected to the first component part before the surface panel on the same side as the opening. Sliding door device. The sliding door device according to claim 1 , wherein the first guide member is disposed inside the upper frame member, and the upper frame member has an opening on the other side in the thickness direction of the first door body. And a cover for closing the opening in an openable / closable manner is attached to the upper frame member, and the cover has a height position corresponding to the opening provided in the first component. The sliding door device is characterized by being arranged in 3. The sliding door device according to claim 1 , wherein the first component portion has a dimension that is longer in the opening / closing movement direction than the second component portion, and the engagement portion of the first component portion is the opening / closing member. There are a plurality of engagement parts in the movement direction, and the distance between the two engagement parts arranged on both sides of the opening / closing movement direction is larger than the dimension of the second component portion in the opening / closing movement direction. The sliding door device characterized by becoming. 4. The sliding door device according to claim 1 , wherein the first door body and the second door body are coupled to each other by an interlocking mechanism. A door body provided with an engaging portion that is movably engaged with a guide member is a method for assembling a sliding door device that is guided by the engaging member to open and close, and constitutes the door body. A step of manufacturing a plurality of door body constituent parts, and among these door body constituent parts, by engaging the engaging part with the guide member, the door body constituent part provided with the engaging part. Including the step of disposing the door body by connecting the other door body constituent part to the door body constituent part provided with the engaging portion, and the step of disposing the guide member;
The guide member is disposed above the door body, and the door body is a top-suspended door body suspended from the guide member at the engagement portion, and the plurality of door body component parts Includes an upper first component having the engaging portion and a lower second component connected to the first component,
The guide member is a first guide member, and the door body guided by the first guide member is a first door body, and the first component portion extends in the same direction as the first guide member. A second guide member for guiding the opening and closing movement of the second door body is attached, and the second guide member is disposed inside the first component, and the second door body is There is an engaging portion that is movably engaged with the second guide member to open and close the second door body, and the first component portion includes one of the first door bodies in the thickness direction. On the side, a closing portion to which the second guide member is attached is provided, and on the other side, the engaging portion of the second door body can be inserted into the first component. An opening for enabling engagement with the second guide member is provided;
The second component part includes a front panel disposed on both sides in the thickness direction of the second door body, and the second door body can enter and exit the first door body. And
After engaging the engaging portion included in the first component of the first door body with the first guide member, among the surface panels constituting the second component, on the side of the opening. The upper end of the opposite surface panel is connected to the lower end of the first component on the lower side of the two guide members, and the engaging portion of the second door body has the engagement portion, The first door is inserted into the first component from the opening provided in the first component, engages with the second guide member, and then constitutes the second component. Of the surface panel, the upper end of the surface panel on the same side as the opening is connected to the first component part via a connecting member at a lower side than the two guide members . Assembly method.

Images