JP3686617B2 - Opening and closing mechanism of the hanging sliding door - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an overhanging sliding door used in office buildings and hospitals among various sliding doors, and in particular, a sliding door rail is fixed on the upper side of left and right wall members that are erected with a sliding door opening / closing portion therebetween, and the sliding door The present invention relates to an opening / closing mechanism for an upper sliding door that suspends a sliding door through a traveling body that engages with the rail and slides the sliding door while the traveling body is traveling.
[0002]
[Prior art]
Conventionally, among various types of sliding doors, this type of sliding sliding door does not require a guide member that guides the sliding door, such as a sill or rail, under the sliding door opening / closing part, so there is a step on the floor surface. Therefore, demand is increasing as a sliding door that can fully meet the recent demand for barrier-free.
[0003]
[Problems to be solved by the invention]
However, in the conventional opening / closing mechanism of the upper sliding door, as schematically shown in FIG. 9, the sliding direction of the sliding door 1 indicated by the arrow is linearly configured from the sliding door opening position P in parallel with the door-side wall member 2. Therefore, when the sliding door 1 is closed, the sliding door 1 is disposed in series with the wall member 3 on the door end side, but the closed door is shifted by the thickness of the wall member 2 on the door bottom side. Placed in position. As a result, there was a step between the sliding door 1 and the wall member 2 on the door bottom side, and there was a problem that this step was noticeable and not aesthetically pleasing.
[0004]
Therefore, an object of the present invention is to improve the aesthetics around the sliding door without causing a step between the wall members on both sides even when the above-described upper hanging sliding door is in a closed state.
[0005]
[Means for solving the problems]
Therefore, the opening / closing mechanism of the upper sliding door according to the first aspect of the present invention is, for example, as shown in the embodiment shown below, with respect to the sliding door C , the door-side and door-end wall members A and B are interposed between them. While opening / closing part S and standing upright in series, one sliding door rail 11 is fixed to the upper side of both wall members A and B, while the sliding door C has a door tip side of its upper side 16 and The first and second traveling body units a and b each having a traveling body mounted on the door bottom side are assembled, and the two traveling bodies are engaged with the sliding door rail 11 so that the door bottom side on the sliding door rail 11 and The sliding door C is suspended at two points on the door end side, and the sliding door C is slid by the guidance of the sliding door rail 11 from the sliding door closed position P along the wall surface beside the wall member A on the door bottom side. In the sliding door structure that opens and closes the opening / closing part S, the sliding door rail 11 has a door bottom side. While the linear main body rail portion 11c is arranged along the sliding door closed position P and is bent toward the sliding door opening / closing portion S near the door end of the main body rail portion 11c, the sliding door C includes: Pushing and pulling handles h are provided on both the front and back sides near the door butt, and the sliding door C and the sliding door rail 11 are pivoted on one side by the second traveling unit b on the door butt side. supporting and connects the other side with a single link member 15 which is rotatably supported on the stile surface 16 of the sliding door C, the sliding door C and the door leading end is the door leading-side wall member in a state of abutting against the cut end surface 35 of the B, and pushing and pulling with the handle h of the door trailing end closer swingably said the door leading end as a fulcrum in the thickness direction of both wall members a · B It is characterized by comprising.
[0006]
Therefore, in the present invention, when the sliding door C is closed, when the sliding door C is pulled out from the open position P, the first and second traveling body units a and b travel on the sliding door rail 11 and the curved door of the sliding door rail 11 is curved. The first traveling unit a is guided along the front side, and the sliding door C is guided with the door end side end facing the sliding door opening / closing part S. Thereafter, when the door end side of the sliding door C hits the wood end surface 35 of the wall member B, when the door bottom side end portion of the sliding door C is pulled out, for example, to the front side, the second traveling body unit b While the sliding door rail 11 that is engaged is linearly held as it is, the link member 15 is rotated with respect to the second traveling unit b, and the sliding door C has a door end side as a fulcrum. Swings toward the sliding door opening / closing section S, and is positioned in series on the same line as the wall members A / B by the sliding door opening / closing section S, and is flush with the wall surfaces of the left and right wall members A / B. It is closed with.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0008]
FIG. 5 schematically shows, as an example, a sliding door structure to which the opening / closing mechanism of the upper sliding door of the present invention is applied as viewed from the front side (outside the room). For example, in an office building, the sliding door structure 10 has a door door side wall member A and a door end side wall member B standing in series with a sliding door opening / closing portion therebetween, and sliding the sliding door C left and right. Thus, the sliding door opening / closing part between the wall members A and B is opened and closed. The sliding door C is provided with handles h on the front side and the back side near the door bottom.
[0009]
4 shows the sliding door structure 10 as viewed from the back side opposite to that in FIG. 5. This sliding door structure 10 has a length for guiding the sliding door C by suspending it on the upper side of the wall members A and B. A sliding door rail 11 is provided. The sliding door rail 11 is formed by forming a relief groove 11a in the longitudinal direction of the lower surface and bending it into a substantially square pipe shape, and forms running paths 11b and 11b on both sides of the relief groove 11a. This sliding door rail 11 is provided with a curved rail portion 11d bent horizontally near the door end of the linear main body rail portion 11c, and a door end side rail portion extending in parallel with the main body rail portion 11c at the tip of the curved rail portion 11d. 11e is formed. In the sliding door structure 10, the sliding door rail 11 is fixed to an appropriate support (not shown), the main body rail portion 11 c is disposed at the sliding door closed position P on the back side of the wall member A, and the door end side rail portion 11 e is disposed. The sliding door opening / closing portion S is positioned in series with the wall members A and B.
[0010]
On the other hand, the sliding door C is bolted to the door end side and the door bottom side of the upper collar surface 16 with fixing plates 12 and 13 made of a long metal plate, respectively, and the first and the first on the fixing plates 12 and 13. Two traveling body units a and b are assembled and suspended by the sliding door rail 11 via these traveling body units a and b.
[0011]
In the first traveling body unit a, only the mounting shaft 14 erected on the fixed plate 12 is shown, but the door shaft assembly is supported by the mounting shaft 14, and the wheels provided in the door wheel assembly are connected to the traveling path 11 b. 11b is engaged with the sliding door rail 11.
[0012]
As shown in FIGS. 2 and 3, the second traveling body unit b is mounted on the fixed plate 13 via the link member 15. The fixing plate 13 has a female screw hole 13b beside the bolt hole 13a on one side.
[0013]
The link member 15 is made of a long metal plate, and is provided with a shaft insertion hole 15a corresponding to the female screw hole 13b of the fixed plate 13 on one side, a bearing hole 15b on the other side of the opposite side, and near the bearing hole 15b. A stopper piece 15c is vertically suspended from the side edge. Then, the link member 15 inserts the pivot shaft 16 with a hook on the head into the shaft insertion hole 15a through the thrust bearing 17, and further passes through the resin washer 18 to screw the tip male screw portion into the female screw hole 13b. Thus, the sliding door 11 is rotatably connected.
[0014]
The second traveling unit b includes a base plate 20 on the upper side of the link member 15. The base plate 20 has a shaft insertion hole 20a in the middle and bearing holes 20b on both sides thereof, and is made of a metal plate material on which a pair of door pulley assemblies 21 and 21 are mounted. The door car assemblies 21 and 21 are provided with side axles 21b projecting from both side surfaces of the support bracket 21a of the main body, and the wheels 22 are pivotally supported by the side axles 21b. Further, at both ends of the lower surface of the door assembly 21, 21, the vertical axis 21 c is protruded from the left and right (horizontal axle direction), and the vertical axis 21 c is fitted to the guide roller 23 and the roller 23. Is held rotatably. The door wheel assemblies 21 and 21 are respectively fixed by caulking the lower end of the mounting shaft 24 by the bearing hole 20b of the base plate 20, while fitting and screwing the upper end into the shaft hole 21d provided in the support bracket 21a. It is assembled on the base plate 20.
[0015]
And the 2nd traveling body unit b has each guide roller 23 along the both inner side surfaces which the sliding door rail 11 opposes, and puts the wheel 22 on the said traveling path 11b * 11b of the sliding door rail 11, and is fixed side. The sliding door rail 11 is engaged. Further, this second traveling unit b has a pivot 25 with a hook on the head inserted through the shaft insertion hole 20a of the base plate 20 via a thrust bearing 26, and further passed through a resin washer 27 to link the shaft tip. The member 15 is fixed by caulking in the bearing hole 15b of the member 15, and is thereby rotatably connected to the link member 15.
[0016]
Therefore, the sliding door C swings through the link member 15 in the thickness direction of the wall member A, with the door end side end portion on which the second traveling body unit b is mounted as the fulcrum on the opposite door end side end portion. Configured to be possible.
[0017]
Now, in the sliding door structure 10 having the above-described configuration, when closing the sliding door C from the front side, the sliding door sliding handle (not shown) is handed over and the sliding door C is pulled out from the sliding door closed position P as shown by an arrow in FIG. . Then, the wheels 22 of the first and second traveling body units a and b roll to travel on the traveling path 11 b of the sliding door rail 11. At this time, the first and second traveling unit a and b are guided by the sliding door rail 11 and the sliding door C is slid while being guided by the guide roller 23 and restricting rolling. And when the 1st traveling body unit a passes along the curved rail part 11d of the sliding door rail 11, as shown in FIG. 6, the 1st traveling body unit a is guided by the curved rail part 11d, and a door-end side edge part is guided. The sliding door C is guided toward the sliding door opening / closing part S.
[0018]
After that, when the door end side chamfer surface 30 of the sliding door C comes into contact with the wood end surface 35 of the wall member B, the handle h is put on the handle h and the door end side end of the sliding door C is pulled out to the front side. Then, the second traveling body unit b is linearly held directly under the main body rail portion 11c with which the wheel 22 is engaged, while the second traveling body unit b is, as shown in FIGS. The link member 15 rotates, and the sliding door C swings with the door end side end portion toward the sliding door opening / closing portion S with the door end side end portion as a fulcrum. Then, the sliding door C is stopped from swinging when the door-side end appropriately hits stopper means (not shown) such as a butting portion, and the sliding door opening / closing portion S is the same as the wall members A and B as shown in FIG. Positioned in series on the line. As a result, when viewed from the front side, the sliding door C is closed in a state of being flush with the wall surfaces of the left and right wall members A and B as shown in FIG.
[0019]
On the other hand, when opening the sliding door C from the front side, a hand is put on the handle h, and the door end side end of the sliding door C is first pushed into the back side. Then, the link member 15 is rotated in the opposite direction with respect to the second traveling body unit b linearly held by the sliding door rail 11, and thereby the door bottom side end of the sliding door C swings toward the opposite back side. To do. Then, once the sliding door C is returned to the tilted state of FIG. 6, it is slid to the original sliding door closed position, and the sliding door opening / closing part S is opened as shown in FIG.
[0020]
By the way, in the illustrated embodiment described above, the traveling unit units a and b are provided with wheels 22 as traveling bodies and are configured to move the sliding door C by rolling them, but the present invention is not limited thereto, It is also possible to employ a configuration in which the sliding door C is moved by using another appropriate traveling body and sliding or sliding the traveling body along the sliding door rail.
[0021]
In the illustrated embodiment described above, the link member 15 is formed of a metal plate material. However, the present invention is not limited to this, and the door bottom side end of the sliding door is oscillated using other appropriately shaped links. It can also be configured.
[0022]
Furthermore, in the above-described illustrated embodiment, the opening / closing mechanism according to the present invention has been described using the example of the single sliding door C in the upper suspension type. However, the present invention also applies to a sliding door structure using both sliding doors. Of course, it can be applied.
[0023]
【The invention's effect】
According to the present invention configured as described above, the following effects can be obtained.
[0024]
According to the first aspect of the present invention, when closing the upper sliding door, the first traveling unit is guided on the curved door end side of the sliding door rail, and the door end side end portion is directed to the sliding door opening / closing portion. When the sliding door is guided and the door end of the sliding door hits the wall surface of the wall member, the second traveling unit is linearly held by the sliding door rail engaged with the traveling body, while the second traveling unit Since the link member rotates with respect to the body unit and the sliding door swings toward the sliding door opening / closing portion with the door end side end portion as a fulcrum, the sliding door has a wall member in the sliding door opening / closing portion. It is positioned in series on the same line and can be closed with the wall surface of the left and right wall members flush with the wall surface, so that even if the upper sliding door is in the closed state, To improve the aesthetics around the sliding door It can be.
[0025]
Furthermore, as described above, since it is a relatively simple opening and closing mechanism using a link member, not only can the number of parts be reduced to reduce the cost, but also the durability required for the upper hanging door is sufficiently satisfied. Can be made.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a sliding door closed state as viewed from the back side in a sliding door structure to which an opening / closing mechanism for an upper sliding door according to the present invention is applied.
FIG. 2 is an exploded perspective view showing opening and closing components such as a second traveling body unit and a link member assembled on the door bottom side of the upper saddle surface of the sliding door.
FIG. 3 is an assembly perspective view of an opening / closing component.
FIG. 4 is a perspective view showing a sliding door open state of the sliding door structure as seen from the back side.
FIG. 5 is a schematic perspective view showing the sliding door structure as viewed from the front side in the sliding door closed state.
FIG. 6 is a perspective view showing a state of the sliding door structure in the middle of closing the sliding door as seen from the back side.
FIG. 7 is a perspective view showing a state of the opening / closing component when the sliding door is closed.
FIG. 8 is a perspective view showing a sliding door closed state of the sliding door structure as viewed from obliquely below.
FIG. 9 is a schematic perspective view illustrating a sliding door closed state of a conventional sliding door structure.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 Sliding door structure 11 Sliding door rail 11c Main body rail part 11d Curved rail part 11e Door tip side rail part 15 Link member 16/25 Axis 22 Wheel (traveling body)
A and B Wall member C Sliding door S Sliding door opening / closing part a 1st traveling body unit b 2nd traveling body unit

Claims (1)

While the sliding door is provided with a sliding door opening and closing portion between the wall member on the door butt side and the door end side in series, and one sliding door rail is fixed on the upper side of both wall members, The first traveling body unit and the second traveling body unit each having a traveling body mounted on the door end side and the door bottom side of the upper collar surface thereof are assembled, and the two traveling bodies are engaged with the sliding door rail to The sliding door is suspended at two points on the door butt side and the door end side, and the sliding door is slid by the guide of the sliding door rail from the sliding door closed position along the wall surface next to the wall member on the door butt side. In the sliding door structure that opens and closes the opening and closing part,
The sliding door rail is formed by arranging a linear main body rail portion on the door bottom side along the sliding door closed position and curving toward the sliding door opening and closing portion near the door end of the main body rail portion,
The sliding door is provided with a handle for pushing and pulling on both the front and back sides near the door bottom,
The sliding door and the sliding door rail have a single side pivotally supported by the second traveling unit on the door bottom side and the other side pivotally supported by the upper surface of the sliding door. Connected by one link member,
The sliding door, with its door leading end has abutted against the cut end surface of the door end side wall member, the pushing and pulling with the handle of the door trailing end toward said both the door leading end as a fulcrum An opening / closing mechanism for the upper sliding door, characterized in that it is configured to be swingable in the thickness direction of the wall member.

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