JP2020016111A - Storable type linked sliding door - Google Patents

Abstract

To provide a storable type linked sliding door that is superior in workability, manageability, and operability by reducing the number of components.SOLUTION: A storable type linked sliding door H comprises a sliding door link device R that includes: a fixed rack 41 that is placed in the longitudinal direction of a lower rail 7 of an upper frame guide rail 5; a pinion 30 that is pivotally supported on a door tail side sliding door 20 in a rotatable manner and engages with the fixed rack 41; and a movable rack 42 that engages with the pinion 30, is attached to the door tail side sliding door 20, and moves while being supported by a movable guide rail 9.SELECTED DRAWING: Figure 2

Description

  TECHNICAL FIELD The present invention relates to an interlocking type sliding door which is a storage type capable of opening and closing a plurality of sliding doors in an interlocked manner.

  2. Description of the Related Art Conventionally, an interlocking sliding door has been used to open and close an opening of an entrance in various facilities such as a hospital room. As one type of such an interlocking type sliding door, a door-side sliding door is housed in a door-butt side sliding door when fully opened, and the door-side sliding door is stored in a door pocket, a so-called storage type interlocking type. (Hereinafter, referred to as “retractable sliding door”).

  As an interlocking means in the conventional retractable interlocking type sliding door, a pair of pulleys attached at a required interval in front and rear at the upper part of a door end side sliding door (rear door), and a wire suspended between the two pulleys. The right place of the wire is fixed to the door-side sliding door (front door), and the other suitable place is fixed to the upper frame in the right place. There is a technology to follow a side sliding door (Patent Document 1)

JP 2001-90432 A

  However, the conventional storage-type interlocking sliding door has problems such as an increase in the number of parts, complicated construction, and the possibility that wires may be cut or loosened.

  The present invention has been made in order to solve the above problems, and has as its object to provide a storage-type interlocking sliding door which has a reduced number of parts and is excellent in workability, controllability, and operability.

  In order to achieve the above object, a storage type interlocking type sliding door of the present invention (hereinafter, may be referred to as a “book storage type interlocking type sliding door”) includes a first sliding door and a second sliding door for storing the first sliding door. And an interlocking device for the first sliding door and the second sliding door, a first guiding member provided on a door frame, and a second guiding member provided between the first sliding door and the second sliding door. Along with the movement of the first sliding door in the opening and closing direction, in the retractable interlocking type sliding door in which the second sliding door moves, the interlocking device extends or lays in the longitudinal direction of the first guide member. A fixed rod-shaped gear member, a movable rod-shaped gear member extending or laid in the longitudinal direction of the second guide member, and at a predetermined position of the second sliding door, rotatably supported by a supporting member, Cylindrical gear meshing with the fixed rod gear member and the movable rod gear member Having a timber, and is characterized in.

  Further, in the present storage type interlocking sliding door, the storage unit for the second sliding door is provided, and the second sliding door can be stored in the storage unit of the second sliding door in a state where the first sliding door is stored. It is preferred that

  Here, the storage-type interlocking sliding door includes two or more sliding doors, and can be applied to a case where the interlocking device can follow the operation of at least two sliding doors. Further, the cylindrical gear member only needs to be supported at a predetermined position via a support member, and for example, a support shaft of a door roller member as a moving means of the first sliding door can also be used as a support member.

  According to this storage type interlocking type sliding door, the interlocking device is configured by using the fixed rod-shaped gear member, the movable rod-shaped gear member, and the cylindrical gear member, thereby reducing the number of parts and saving labor in construction. Can be. In addition, since no wires or the like are used, it is possible to prevent the wires from being cut or loosened, and to easily perform maintenance and the like.

  Further, in the storage type interlocking sliding door, the support member of the cylindrical gear member may include the cylindrical gear member at a predetermined position where the fixed rod-shaped gear member and the movable rod-shaped gear member mesh with the cylindrical gear member. First positioning means for positioning, the fixed rod-shaped gear member and the movable rod-shaped gear member, the second positioning means for positioning the cylindrical gear member at a predetermined position to release the meshing with the cylindrical gear member, It is preferable that the cylindrical gear member is provided so as to be movable between the first positioning means and the second positioning means.

  Here, the position of the second positioning means for positioning the cylindrical gear member is a position where the fixed rod-shaped gear member and the movable rod-shaped gear member can be easily engaged with and released from the cylindrical gear member. If there is, there is no restriction on its position.

  Further, the moving direction of the cylindrical gear member is determined by the positional relationship between the cylindrical gear member and the movable rod-shaped gear member, and can be any direction such as a vertical direction and a horizontal direction. There are no restrictions on the method.

  According to the present storage-type interlocking sliding door, since the cylindrical gear member is configured to be movable between the first positioning means and the second positioning means, the cylindrical gear member can be moved. Accordingly, the fixed rod-shaped gear member and the movable rod-shaped gear member can be easily engaged with and released from the cylindrical gear member. Therefore, since it is easy to attach and detach the sliding doors, it is possible to reduce the load at the time of adjustment work at the time of attachment and at the time of malfunction.

  ADVANTAGE OF THE INVENTION According to this invention, it becomes possible to provide the storage type interlocking type sliding door which reduced the number of parts and was excellent in workability, management, and operability.

It is a perspective view showing the storage type interlocking type sliding door (half open state) of the present invention. FIG. 2 is a partially exploded perspective view showing a part of the storage-type interlocking sliding door of the present invention. It is XX sectional drawing in FIG. It is the upper surface part (The door unit of a center part is not shown) of the storage type interlocking type sliding door (full open state) of this invention. It is a sectional side view showing the pinion which constitutes the interlocking device of the storage type interlocking type sliding door of the present invention, and its neighborhood. It is a side view which shows the pinion which comprises the interlocking | locking apparatus of the storage type interlocking type sliding door of this invention, and its vicinity, (a) at the time of engagement with a fixed rack and a movable rack, (b) is a fixed rack and a movable rack. (The fixed rack and the movable rack are not shown). It is a front view (full open state) for explaining operation of an interlocking device of a storage type interlocking type sliding door of the present invention. It is a top view (full open state) for demonstrating operation | movement of the interlocking | locking apparatus of the storage type interlocking type sliding door of this invention (an upper frame is not shown). It is a front view (half open state) for explaining operation of the interlocking device of the storage type interlocking type sliding door of the present invention. It is a top view (half open state) for demonstrating operation | movement of the interlocking | locking apparatus of the storage type interlocking type sliding door of this invention (an upper frame is not shown). It is a front view (full closure) for explaining operation of the interlocking device of the storage type interlocking type sliding door of the present invention. It is a top view (full closing state) for demonstrating operation | movement of the interlocking | locking apparatus of the storage type interlocking type sliding door of this invention (an upper frame is not shown).

Hereinafter, an embodiment of the present retractable interlocking sliding door H will be described in detail with reference to the drawings, taking a double sliding door using two sliding doors as an example. In the description of the drawings, the same elements will be denoted by the same reference symbols, without redundant description.
Note that the door bottom side of the storage-type interlocking sliding door H is the side of the door pocket F (the right rear side in FIG. 1), and the door top side is the side of the opening K (the left front side in FIG. 1). .

[overall structure]
As shown in FIG. 1, the storage-type interlocking sliding door H includes a door-side sliding door 10 (first sliding door), a door-side sliding door 20 (second sliding door) that stores the door-side sliding door 10, and a door. A door pocket F (storage section) for storing the rear side sliding door 20 is linked with the front side sliding door 10 and the rear side sliding door 20 (hereinafter, these sliding doors may be collectively referred to as “double sliding doors”). And a sliding door interlocking device R for moving.

  The rectangular opening K in which the sliding doors 10 and 20 are provided is formed by a door abutment 3a, an upper frame 3b, a lower frame 3c, and a side edge F1 of the door pocket F on the door end side, which forms a door frame. ing. The doorside sliding door 10 can be stored in the doorside sliding door 20, and the stored sliding doors 10, 20 are formed to have a structure and dimensions to be stored in the door pocket F when fully opened.

  A long upper frame guide rail 5 (first guide member) having a substantially convex cross-sectional shape is laid (extended) over the entire length of the upper frame 3b (FIG. 2). The upper frame guide rail 5 includes a gate-shaped upper rail 6 (hereinafter sometimes simply referred to as “upper frame upper rail”) and a wide lower rail 7 (hereinafter simply referred to as “upper frame upper rail 6”). "The upper rail is sometimes referred to as the lower rail." The upper frame lower rail 7 is composed of an outer channel 7a and an inner portion 7b having a circular (cross-sectional view) engaging projection 7c at the tip (FIG. 3).

  A long movable guide rail 9 (second guide member) extends between the rectangular protruding portion 11a of the door leading side sliding door 10 to be described later and the upper end of the door end side sliding door 20 on the door tip side. ing. The movable guide rail 9 has an inner groove portion 9a, an outer concave portion 9b having a circular (cross-sectional view) concave portion, and an inverted L-shaped (cross-sectional view) connecting support portion 9c connecting both portions. (Fig. 3).

  The movable guide rail 9 has an end on the door end side attached to a protruding portion 11 a of the door end side sliding door 10 by a bracket 19. The engaging projection 7c of the lower rail 7 is movably inserted into the outer concave portion 9b of the movable guide rail 9, and the movable guide rail 9 is guided by the upper rail guide rail 5 to extend longitudinally. It can be moved in any direction.

[Door side sliding door and door bottom side sliding door]
The doorside sliding door 10 and the doorside sliding door 20 are movably suspended on the upper frame guide rail 5 of the upper frame 3b so that the opening K is opened and closed.
The door-side sliding door 10 and the door-butt side sliding door 20 have the sliding door main bodies 11, 21 and the door units 15A to 15C as main components (FIG. 2).

  In the door unit 15A to 15C, devices having the same structure are respectively provided on the upper surface of the protrusion 11a on the door end side of the door side sliding door 10 and the upper surface of both end portions of the door end side sliding door 2. A plurality of (four in the present embodiment) door rollers 16 are rotatably provided on a door wheel shaft 17 in the door roller units 15A to 15C. Each door roller 16 is rollable along the upper frame upper rail 6, and the sliding doors 10 and 20 are suspended by the upper frame guide rail 5 by the operation of each door roller unit 15 </ b> A to 15 </ b> C, and are linked in the longitudinal direction. While the opening K opens and closes.

  A well-known sliding door having a rectangular shape can be used as the door-side sliding door 20, but the sliding-door main body 11 of the door-side sliding door 10 is stored in the sliding-door main body 21 of the door-side sliding door 20. A storage space 22 for storing the information is provided. The storage space 22 communicates with an opening 21 a on the front end surface of the door side sliding door 21. A substantially gate-shaped sliding door guide rail 25 is laid (extended) in the upper part of the storage space 22 in the longitudinal direction.

  On the other hand, the sliding door main body 11 of the doorside sliding door 10 has a shape in which an upper end on the doorside side protrudes (reference numeral 11a indicates a protruding portion). A plurality of (two in the present embodiment) door rollers 18 are rotatably provided on the upper surface of the recessed upper edge at the door end side, and the door-side sliding door 10 is provided with a guide rail in the sliding door. Along the storage space 22 of the sliding door 20 on the side of the door, the door 25 can freely move in and out.

[Sliding door interlocking device]
As shown in FIGS. 3 and 4, the sliding door interlocking device R includes a fixed rack 41 (fixed bar gear member), a pinion 30 (cylindrical gear member), and a movable rack 42 (movable bar gear member). .

  The fixed rack 41 is interposed (extended) so that the teeth 41a are on the inner side over the entire length of the groove portion 7a of the lower rail 7 of the upper frame in the longitudinal direction.

  In the door wheel shaft 17 (support member of the cylindrical gear member) in the door wheel unit 15B on the door end side of the door end side sliding door 20 (when distinguished from other door wheel shafts, the gear portion 31 is attached). The pinion 30 is rotatably supported so as to be horizontal. The pinion 30 has a cylindrical gear portion 31 around an inner frame 32. The gear portion 31 meshes with a tooth portion 41a of a fixed rack 41 and a tooth portion 42a of a movable rack 42, and a lower rail of the upper frame. 7 (FIG. 5).

  The inner frame 32 of the pinion 30 is a member having a predetermined elasticity (in the present embodiment, made of synthetic resin), and has an upper cylindrical shape and a lower truncated cone shape. An engagement claw 32a (first positioning means) is provided at the lower end.

  In addition, a predetermined height of the door wheel shaft 17B (a height at which the pinion 30, the fixed rack 41, and the movable rack 42 can be engaged) has an engagement groove 17a (the An engaging step 17b (second positioning means) for restricting the downward movement of the engaging claw 32a is provided near the upper edge of the door side sliding door 20. (In the present embodiment, the first positioning means is formed by a combination of the engagement groove 17a of the door wheel shaft 17B and the engagement claw 32a of the pinion 30).

  With the above configuration, the engagement claws 32a of the inner frame 32 of the pinion 30 are positioned at the upper limit position by engaging with the engagement grooves 17a of the door wheel shaft 17B, and mesh with the fixed rack 41 and the movable rack 42. (FIG. 6A). Further, by releasing the engagement between the engagement claw 32a and the engagement groove 17a, the pinion 30 moves to the engagement step portion 17b of the door wheel shaft 17B and can be positioned at the lower limit position. (FIG. 6B).

  As described above, the pinion 30 is capable of reciprocating in the up-down direction of the door axle 17B, and is configured to be freely engaged with and released from the fixed rack 41 and the movable rack 42.

  As shown in FIGS. 3 and 4, the movable rack 42 is interposed (extended) by welding so that the teeth 42 a are on the inner side (pinion side) over the entire length of the inner groove 9 a of the movable guide rail 9 in the longitudinal direction. ), And meshes with the pinion 30 so as to be movable together with the sliding door 20 along the movable guide rail 9.

  The speed transmission ratio between the movable rack 42 and the pinion 30 and the fixed rack 41 and the pinion 30 is configured such that the moving distance of the door-side sliding door 10 is twice the moving distance of the door-butt sliding door 20. I have. With the above configuration, the door-side sliding door 20 can move along the upper frame lower rail 7 while following the movement of the door-side sliding door 10 in the opening and closing direction while being guided by the movable guide rail 9.

[How to use this storage type interlocking sliding door H]
Next, a method of using the storage-type interlocking sliding door H will be described.
In the following description, the fixed rack 41 is already interposed in the outer channel 7a of the upper frame lower rail 7 of the upper frame guide rail 5. A movable rack 42 is interposed in the inner groove portion 9 a of the movable guide rail 9, and the movable guide rail 9 is attached to a predetermined position of the sliding door 10 and the sliding door 20.

  First, it is assumed that the door-side sliding door 10 and the door-side sliding door 20 are completely opened (fully opened state) (FIGS. 7 and 8). In this state, when the door-side sliding door 10 is moved to the door-end side and pulled out from the door-side sliding door 20, the door-side sliding door 20 moves in the door direction in conjunction with the door-side sliding door 10, and the door pocket is moved. It is pulled out from F (FIGS. 9 and 10), and then completely closed (fully closed state) (FIGS. 11 and 12).

  In addition, in the closed state, when the doorside sliding door 10 is moved to the door bottom side, the door is opened while being stored in the storage space 22 of the doorside sliding door 20. Then, the door-side sliding door 20 moves in the door-butt side direction in conjunction with the door-side sliding door 10 and is gradually stored in the door pocket F. Thereafter, the doorside sliding door 10 is completely stored in the storage space 22 of the doorside sliding door 20, and the doorside sliding door 20 is completely stored in the door pocket F and is fully opened.

  On the other hand, when the interlock between the door tip side sliding door 10 and the door butt side sliding door 20 is released, the door tip side sliding door 10 and the door butt side sliding door 20 are fully opened, and the engaging claw 32a of the pinion 30 and the engaging groove 17a are opened. Is disengaged, and the pinion 30 is disengaged from the fixed rack 41 and the movable rack 42 by moving the pinion 30 downward. Then, if necessary, the movable guide rail 9 can be pulled out from the upper frame guide rail 5, and the doorside sliding door 10 can be removed.

[Functions and effects of this storage type interlocking sliding door H]
According to the storage-type interlocking sliding door H, the sliding door interlocking device R is configured by using the fixed rack 41, the movable rack 42, and the pinion 30, thereby reducing the number of parts and saving labor in construction. Can be. Further, since no wires or the like are used, it is possible to prevent the wires from being cut or loosened, so that maintenance or the like can be performed easily.

  In addition, according to the retractable interlocking sliding door H, the pinion 30 is configured to be vertically movable between the engaging groove 17a and the engaging step 17b in the door shaft 17B of the door unit 15B. By moving the pinion 30, the fixed rack 41 and the movable rack 42 can be easily engaged with and released from the pinion 30. Therefore, the attachment and detachment of the door-side sliding door 10 and the door-side sliding door 20 are facilitated, so that it is possible to reduce the load at the time of adjustment work at the time of attachment, trouble, and the like.

  As described above, an example of a preferred embodiment of the present invention has been described. However, the present invention is not limited to the embodiment, and a design change can be appropriately made without departing from the gist of the present invention.

  For example, the specification, material, dimensions, shape, mounting position, etc. of the fixed door-shaped gear member, the cylindrical gear member, and the movable rod-shaped gear member that constitute the sliding door, and the sliding door interlocking device, which are applicable to the storage-type interlocking sliding door, are as follows. Various structures can be used as long as they have a basic configuration. For example, the material of the sliding door is not limited, such as steel and wooden.

  Further, in the present embodiment, the description has been given using the upper hanging door, but it may be a traveling type, and the mounting position of the sliding door interlocking device is not limited, such as the upper part and the lower part, depending on the type of the sliding door. In addition, the first guide member can be provided at an appropriate position on the door frame depending on the form of the sliding door.

  Also, there is no limitation on the number of cylindrical gear members and their installation positions. However, it is preferable to provide the cylindrical gear member in the vicinity of the front end of the door end side sliding door since the range of the interlocking operation with the door end side sliding door can be lengthened.

Also, there is no limitation on the number and mounting positions of the holding members of the movable rod-shaped gear member, and the movable rod-shaped gear member may be detachably provided on the second guide member.
Further, the first positioning means is constituted by a combination of the engaging groove of the support shaft (door wheel shaft) and the engaging projection of the cylindrical gear member (the engaging claw of the pinion). It may have a configuration such as providing a stopper member.

H Storage type interlocking type sliding door F Door pocket (storage part of the second sliding door)
R Sliding door interlocking device 5 Upper frame guide rail (first guide member)
6 (upper frame) upper rail 7 (upper frame) lower rail 7a outer channel 9 movable guide rail (second guide member)
9a Inside grooved part 10 Door side sliding door (first sliding door)
11, 21 Sliding door bodies 15A to 15C Door roller unit 17 (17B) Door roller shaft (support member for cylindrical gear member)
17a engagement groove (first positioning means)
17b engaging step (second positioning means)
20 Tojiri side sliding door (second sliding door)
22 Storage space 30 Pinion (cylindrical gear member)
31 gear portion 32a engaging claw (first positioning means)
41 Fixed rack (fixed bar gear member)
42 Movable rack (movable bar gear member)

Claims (3)

A first sliding door, a second sliding door for storing the first sliding door, and an interlocking device for the first sliding door and the second sliding door,
A first guide member provided on the door frame, along a second guide member provided between the first sliding door and the second sliding door, following the movement of the first sliding door in the opening and closing direction, In the retractable interlocking sliding door in which the second sliding door moves,
The interlocking device, a fixed rod-shaped gear member extending in the longitudinal direction of the first guide member,
A movable rod-shaped gear member extending in the longitudinal direction of the second guide member;
And a cylindrical gear member rotatably supported by a support member at a predetermined position of the second sliding door and meshing with the fixed rod gear member and the movable rod gear member. Type sliding door. Comprising a storage section for the second sliding door,
The storage type interlocking type sliding door according to claim 1, wherein the second sliding door is configured to be able to be stored in a storage portion of the second sliding door in a state where the first sliding door is stored. . The supporting member, the fixed rod-shaped gear member and the movable rod-shaped gear member, at a predetermined position to mesh with the cylindrical gear member, a first positioning means for positioning the cylindrical gear member,
The fixed rod-shaped gear member and the movable rod-shaped gear member, at a predetermined position to disengage the cylindrical gear member, a second positioning means for positioning the cylindrical gear member, provided,
The storage die according to claim 1, wherein the cylindrical gear member is configured to be movable between the first positioning unit and the second positioning unit. 4. Interlocking sliding door.