JPH0823246B2 - Folding door suspension device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a folding door used as a means for opening and closing the opening of furniture or a built-in storage space, or as a room partition, that is, a folding body in which a plurality of door bodies are foldably connected. The present invention relates to a suspension device that movably suspends the upper part of a door.

[0002]

2. Description of the Related Art As a suspending device for a folding door of this type, a guide rail horizontally attached to the upper part of the opening, a main body movably suspended on the guide rail, and the main body. And a hinge part for pivotally pivoting the door body, and the body is fitted with a horizontal shaft wheel fitted to the support rail portion of the guide rail and a steady rail portion of the guide rail. A vertical shaft roller is considered to be supported.

A folding device for suspending a folding door having such a structure is a device without a vertical shaft roller fitted to the steady rail portion of the guide rail, for example, a grooved wheel or a flanged wheel fitted to the guide rail. Compared with a suspension device equipped with one or two, the folding door can be slid smoothly, but since the horizontal shaft wheel and the vertical shaft roller have different fitting directions with respect to the guide rail, they can be horizontally moved at once. It is impossible to fit and lock the shaft wheel and the vertical shaft roller on the guide rail.

Therefore, for example, a part of the guide rail is configured to be removable, the horizontal rail and the vertical roller are fitted and locked to the guide rail from the location where the removable rail is removed, and then the removable rail is mounted. However, with such a conventional configuration, not only is it time-consuming and time-consuming to set the folding door to the guide rail, but also a step is created at the boundary between the folding rail and the folding rail, resulting in a smooth folding door. There was a risk that it would interfere with the slide.

[0005]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems, the features of which will be described with reference numerals of embodiments described later in parentheses. To show, the folding device for suspending a folding door according to the present invention comprises a main body (2) and a guide rail (17) for suspending the main body (2) so as to be movable.
And a hinge portion (5) for pivotally attaching the door body (26) to the main body (2) so that the main body (2) is a horizontal shaft wheel pivotally supported so as to project to the rear side. (6), the movable member (7,37) mounted below the horizontal axis wheel (6) so as to be vertically movable behind the main body, and the movable member (7,3).
7)) is locked at the upper limit position, and vertical shaft rollers (9a, 9a) pivotally supported on the end of the movable member (7).
b), the guide rail (17) includes a support rail portion (18) that is open on the front side into which the horizontal shaft wheel (6) can be fitted in the front-rear direction, and the vertical shaft rollers (9a, 9b). Rails (19) for steady rest that are open on the bottom and fit freely in the top and bottom
It is characterized by having and.

As the movable member (7, 37), a member that can be vertically moved up and down or a member that is pivotally supported by a horizontal support shaft (36) can be used. The lock means (8) is a lock pin (14) supported by the movable member (7) so as to be movable back and forth.
A lock hole (15) provided in the main body (2) at a position where the lock pin (14) can be fitted when the movable member (7) is in the upper limit position, and the lock pin (14) And a spring (16) for urging the spring in a direction to be fitted in the locking hole (15).

Further, the guide rail (17) has a ridge (20) projecting upward from the lower front edge of the supporting rail (18).
The horizontal shaft wheel (6) fitted to the supporting rail part (18) is opened before the vertical shaft rollers (9a, 9b) are fitted to the steady rest rail part (19). It can be configured so as to prevent it from falling out of the part.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the accompanying drawings. In FIGS. 1 to 3, reference numeral 1 is a hanging unit, a vertical plate-shaped main body 2 and A hinge part 5 for pivotally pivoting one side of the main body 2 and one side of the door main body mounting plate 3 around a vertical support shaft 4, and a shaft for projecting rearward at the upper part of the main body 2. A supported horizontal wheel 6 and
A movable member 7 mounted below the horizontal shaft wheel 6 so as to be vertically movable behind the main body 2, a locking means 8 for locking the movable member 7 at an upper limit position, and the movable member. A pair of vertical shaft rollers 9 supported on the upper end of 7.
a and 9b.

As shown in FIGS. 1 to 3 and 4, the movable member 7 includes a pair of vertical elongated holes 1 provided in the main body 2.
0a, 10b and provided with ridges 11a, 11b which are slightly higher than the plate thickness of the main body 2, and the main body 2 is provided with the movable member 7
The back plate 12 to be sandwiched between the
By being fixed to a and 11b, the long holes 10a and 10
Within the vertical movement range of the ridges 11a and 11b with respect to b,
The main body 2 is supported so as to be vertically linearly slidable.

The lock means 8 is a lock pin 1 supported by the main body 2 so as to be movable in a horizontal direction at right angles to the back surface of the main body 2.
4, a locking hole 15 provided in the main body 2 at a position where the tip 14a of the lock pin 14 can fit when the movable member 7 is in the upper limit position, and the tip 14a of the lock pin 14. And a spring 16 for urging the locking member 15 in the direction of fitting into the locking hole 15. When the movable member 7 is raised to the upper limit position, the tip 14a of the lock pin 14 is urged by the spring 16. The movable member 7 is automatically fitted into the locking hole 15 to lock the movable member 7 in the upper limit position. Movable member 7
When lowering the lock pin 14
The movable member 7 may be pushed down while being pulled out from the locking hole 15 against the urging force of the movable member 7. Of course, the movable member 7 may be configured to be locked even at the lower limit position.

Reference numeral 17 is a guide rail for hanging a folding door.
The guide rail 17 includes a supporting rail portion 1 that is open on the front side.
8 is provided at the upper part, and a steady rest rail portion 19 at the lower side is provided at the lower portion, and the same cross-sectional shape is continuous in the rail length direction. The protrusion 20 protruding upward from the front edge, the dust collecting groove 22 located at the rear end of the lower wheel support surface 21, and the wheel floating prevention surface 2 close to the horizontal shaft wheel 6
3 and a wheel introduction portion 24 that is raised further in front of the wheel lifting prevention surface 23.

The suspension unit 1 constructed as described above
As shown in FIGS. 1 and 2, a folding door 28, which is composed of two door bodies 26 and 27 whose inner sides are connected by a hinge 25, suspends the outer side of the upper portion of each door body 26, 27. The door body mounting plate 3 is attached to the back surface of the upper outer side of each door body 26, 27 by a wood screw or the like. Then, the horizontal shaft wheel 6 and the vertical shaft rollers 9a and 9b of each suspension unit 1 are engaged with the guide rails 17. At this time, as shown in FIG. 1A, the movable member 7 is lowered to the lower limit position. In addition, the folding door 2 in such a state
8 and lift the horizontal wheel 6 onto the guide rail 17
Inside the supporting rail portion 18 of the
0 and the wheel introduction portion 24 are fitted together.

When the horizontal shaft wheel 6 is fitted into the supporting rail portion 18 of the guide rail 17, the folding door 28 is suspended from the guide rail 17 via the horizontal shaft wheel 6, so that the work is performed. The person does not need to support the folding door 28. At this time, the protruding portion 20 prevents the horizontal shaft wheel 6 from moving and dropping outward from the supporting rail portion 18. The folding door 28 in such a state is pushed inward and the horizontal axis wheel 6 is fitted between the lower wheel support surface 21 and the wheel floating prevention surface 23 in the support rail portion 18 of the guide rail 17. At the same time, the folding door 28 is set in the vertical posture, and the two vertical shaft rollers 9a, 9
b is positioned directly below the steady rest rail portion 19 of the guide rail 17. Then, the movable member 7 is pushed up to the upper limit position to move the two vertical shaft rollers 9a and 9b to the position shown in FIG.
As shown in FIG.
Fit in 9. At this time, the lock pin tip 14a of the locking means 8 is automatically fitted into the locking hole 15 of the main body 2 by the urging force of the spring 16 to lock the movable member 7 in the upper limit position.

As is well known in the art, the lower portion of the outer side of each door body 26, 27 of the folding door 28 is engaged with a lower steady rest guide rail laid parallel to the guide rail 17 via a roller or the like. . Thus, the folding door 28 is the door body 2
It is possible to move laterally along the guide rails 17 in a state where the outer side upper portions of the reference numerals 6, 27 are suspended from the guide rails 17 via the horizontal shaft wheel 6 of the suspension unit 1. At this time, the two vertical shaft rollers 9a and 9b in each suspension unit 1 are fitted into the steady rest rail portion 19 of the guide rail 17 so that the body 2 is oriented in the same direction.
Since it is regulated in the direction parallel to 7, the horizontal axis wheel 6
Is maintained parallel to the guide rail 17 and can roll smoothly.

Of course, the folding door 28, which is suspended laterally from the guide rail 17, can be folded so that both suspension units 1 are brought closer to each other. Folding door 2
In order to smoothly run 8 in the folded state, as shown in FIG. 3, the main body 2 of each suspension unit 1 is fitted with a fitting portion 29 which is fitted to each other when the suspension units 1 approach each other. 30 can be provided. The fitting portions 29 and 30 of this embodiment are composed of a lateral V-shaped member 29a and a wedge-shaped member 30a which is fitted in the lateral V-shaped member 29a and whose vertical position is restricted.
The a and 30a are attached to the sides of the movable member 7 that is locked at the upper limit position in use. Of course, the fitting part 2
The members 9 and 30 may be composed of other members such as a horizontal pin and a tubular body into which the pin is fitted.
It can be directly attached to the main body 2 instead of the movable member 7.

The hinge unit 5 of the suspension unit 1 has a main body 2
Means for finely adjusting the height of the door bodies 26, 27 (door body mounting plate 3) with respect to can be incorporated. For example, as shown in FIG. 5, the vertical support shaft 4 is attached to the lower end of the hinge portion 5.
A bolt 31 concentric with is rotatably supported by a bearing portion 32 on the main body 2 side, and a lower end of the bearing portion 33 on the door main body mounting plate 3 side located directly above the bearing portion 32 is attached to the bolt 31 of the bolt 31. If the nut member 34 is configured to be supported by the nut member 34 that is screwed into the screw shaft portion 31a, and the notch portion 34a of the nut member 34 is engaged with the side of the main body 2, it is possible to move the nut member 34 only up and down. By tightening the lower end head 31b of the bolt 31 in the forward direction to move the nut member 34 upward, the door main body mounting plate 3 is adjusted upward with respect to the main body 2, and conversely the lower end of the bolt 31 is moved. By rotating the head portion 31b in the opposite direction to move the nut member 34 downward, the door main body mounting plate 3 can be positioned downward with respect to the main body 2. 35
Is an E-ring or the like engaged with the small diameter portion of the bolt 31.

Further, in the above embodiment, the movable member 7 which moves up and down linearly is shown, but as shown in FIGS. 6A and 6B, the movable member 7 is supported by the horizontal support shaft 36 so as to be vertically swingable. The member 37 can also be used. In this case, the vertical shaft rollers 9a and 9b are axially supported by the free end of the movable member 37 so as to be vertically oriented when the movable member 37 is in the vertical upper limit position shown by the solid line. In this illustrated example, the movable member 37 includes stoppers 38a, 3 provided on the main body 2 side.
It is swingable up and down within a range of 90 degrees between 8b, and as a locking means 39, a horizontal support shaft 36 having one end fixed to the main body 2.
The fixing nut 40 that is screwed into the tip screw shaft portion 36a, the protrusion 41 that projects from the movable member 37, and the protrusion 41 that can be fitted when the movable member 37 is in the vertical upper limit position. And a locking hole 42 provided in the main body 2.

In this embodiment, the nut 40 is loosened so that the projection 41 is disengaged from the locking hole 42.
The movable member 37 can be vertically swung around the horizontal support shaft 36, and when the movable member 37 is in the vertical upper limit position, the nut 40 is fastened and the protrusion 41 is fitted into the locking hole 42. By fixing the movable member 37 by sandwiching the movable member 37 with the main body 2 and the nut 40, the movable member 37 can be locked at the vertical upper limit position. A spring for separating the movable member 37 from the main body 2 may be interposed between the main body 2 and the movable member 37 so that the projection 41 is disengaged from the locking hole 42 when the nut 40 is loosened. I can. Of course, the locking means 8 shown in the previous embodiment can be used as the locking means for the movable member 37.

The folding door suspension device according to the present invention has the folding door 28 described with reference to FIGS. 1 to 3, that is, as shown in FIG. 7A, the inner sides of the two door bodies 26 and 27 are hinged. , A folding door 28 formed by connecting the inside back surfaces of both door bodies 26 and 27 so as to face each other so as to be foldable,
The outer side positions P1 and P2 of the upper portions of the door bodies 26 and 27 can be suspended, but as shown in FIG. 7B, three or more door bodies 43 to 45 can be folded in a zigzag shape by a hinge. The outer side position P3 of the upper part of the door body 43 in which the outer sides of the connected folding doors 46 are bent inward at the ends, and the two door bodies 44 that are bent so that their outer surfaces face each other. It can also be used to hang the upper position P4 of the bent portion between the and 45, and as shown in FIG.
Use the door main bodies 47, 48 also for suspending the upper position P5 of the central bending portion of the folding door 49 in which the inner sides are connected by hinges so that the outer surfaces thereof can be folded so as to face each other. Can be done. 1 in each figure of AC
Reference numeral 7 is the hanging guide rail described above, and 50 is the folding door lower portion guide guide rail.

When the apparatus of the present invention is used to suspend the folding doors 46 and 49 shown in FIG. 7, particularly the hanging position P5 of the folding door 49, as shown in FIG.
Two horizontal shaft wheels 52 are arranged to be distributed to the left and right (in the length direction of the guide rail 17) with respect to the central bent portion of the
It is preferable to use a suspension unit 51 in which a main body 54 is provided with a and 52b and two vertical shaft rollers 53a and 53b located below the respective horizontal shaft wheels 52a and 52b. In the illustrated example, the movable member 37 shown in FIG. 6 is used as the movable member that pivotally supports the vertical shaft rollers 53a and 53b. Further, a door body supporting member 55 protruding downward from the central portion is connected to the body 54, and the door body supporting member 5
5, on both sides of each of the commercial hinges 56a, 56b and 57, respectively.
Door main bodies 47 and 48 are pivotally attached via hinge portions 58 and 59 using a and 57b.

[0021]

The device of the present invention can be implemented as described above, and according to the structure of the present invention, the horizontal shaft wheel pivotally supported on the upper rear side of the main body can be used as a guide rail. The folding door pivotally attached to the main body via the hinge portion can be temporarily hung on the guide rail by being fitted to the supporting rail portion that is open on the front side. Then, after this, the posture and position of the folding door are corrected, and the movable member at the lower rear side of the main body is moved upward so that the vertical shaft roller pivotally supported by the movable member is opened below the guide rail. It can be fitted to the steady rail part. Then, the movable member is locked at the upper limit position by the locking means, thereby suspending the folding door.

As described above, according to the apparatus of the present invention, not only the horizontal shaft wheel but also the vertical shaft roller fitted to the steady rest rail portion of the lower side of the guide rail is provided, but the vertical shaft roller is used for hanging. It is not necessary to provide a notch or the like for engaging the suspension device on the guide rail side, and the folding door can be suspended by easily and easily engaging at any position on the guide rail. Therefore, not only can the labor and time required for setting the folding door to the hanging guide rail be reduced, but also the detachable rail portion that causes a step in the hanging guide rail is not required, so that the folding door is not required. It is possible to realize smooth sliding of.

[Brief description of drawings]

FIG. 1 is a vertical sectional side view showing a state in which a horizontal shaft wheel is fitted to a guide rail and a folding door is temporarily hung, and FIG. 1B is a view showing a setting completion in which a vertical shaft roller is also fitted to the guide rail. It is a vertical side view showing a state.

FIG. 2 is a partially transverse plan view in which a guide rail is omitted in a state in which a folding door is developed in a planar shape.

FIG. 3 is a rear view in which a folding rail is folded and a guide rail is omitted.

FIG. 4 is a vertical cross-sectional side view showing a movable member and a locking unit that axially support a vertical shaft roller.

FIG. 5 is a vertical cross-sectional front view showing a modification of the hinge portion.

FIG. 6 is a rear view showing a vertically oscillating type movable member and locking means, and FIG. 6 is a longitudinal side view of the same.

7A to 7C are schematic perspective views illustrating types of folding doors and hanging positions.

FIG. 8 is a rear view showing another embodiment with the guide rails omitted.

[Explanation of symbols]

 1 Suspension Unit 2 Main Body 3 Door Main Body Mounting Plate 5 Hinge Part 6 Horizontal Axis Wheel 7 Movable Member 8 Locking Means 9a Vertical Axis Roller 9b Vertical Axis Roller 10a Movable Member Guide Long Hole 10b Movable Member Guide Long Hole 11a Movable Member Guide Projections 11b Movable member guide projections 14 Lock pin 15 Locking hole 16 Spring 17 Guide rail 18 Front open support rail 19 Lower open steady rest rail 20 Horizontal shaft wheel fallout prevention projection Strip 25 Hinges 26 Door body 27 Door body 28 Folding door

Claims (5)

[Claims] 1. A main body (2), a guide rail (17) for movably suspending the main body (2), and a door main body (2) on the main body (2).
The main body (2) includes a horizontal shaft wheel (6) pivotally supported so as to project rearward, and a hinge part (6) swingably pivoting the horizontal shaft wheel (6). The movable member (7,37)) that is mounted below the main body so as to be movable in the vertical direction, and the locking means (8) that locks this movable member (7,37) at the upper limit position. , 39) and vertical shaft rollers (9a, 9b) axially supported on the end of the movable member (7), and the guide rail (17) allows the horizontal shaft wheel (6) to be moved in and out. Front open support rail part to fit inside (18)
And a vertical door roller (9a, 9b) having a bottom open steady rest rail portion (19) into which the vertical shaft rollers (9a, 9b) can be vertically inserted and withdrawn. 2. The movable member (7) is capable of moving up and down linearly, and the vertical shaft rollers (9a, 9b) are pivotally supported on the upper end of the movable member (7). Folding door suspension device described. 3. The movable member (37) is supported by a horizontal support shaft (36) so as to be vertically swingable, and the vertical shaft rollers (9a, 9b) are free ends of the movable member (37). The folding device according to claim 1, wherein the movable member (37) is axially supported so as to be vertically oriented when in the upper limit position. 4. A lock means (8) includes a lock pin (14) supported by a movable member (7) so as to be movable back and forth, and the lock pin (8) when the movable member (7) is at an upper limit position. The locking hole (15) provided in the main body (2) at a position where the locking pin (14) can be fitted, and the spring (16) for urging the lock pin (14) in the fitting direction into the locking hole (15). The hanging device for a folding door according to any one of claims 1 to 3, comprising: 5. The guide rail (17) has a supporting rail portion.
The folding device for suspending a folding door according to any one of claims 1 to 4, further comprising a ridge portion (20) protruding upward from a lower front edge of the (18).