JP3240509B2 - Hanging door devices for building entrances - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a suspension door device for an entrance of a building in which a lift device for transport can be installed without any trouble.

[0002]

2. Description of the Related Art Hanging door devices are sometimes installed at entrances and exits inside and outside buildings (hereinafter simply referred to as entrances and exits).

[0003] A conventional suspension door device is constructed by suspending a suspension door from a hanger rail above an entrance through a pair of rollers. The rollers are provided on the door end side and the door end side of the suspension door. Therefore, the door can be opened and closed by moving the hanging door along the hanger rail.

[0004] On the other hand, hospitals, nursing homes, and other facilities sometimes include a lift device for transporting patients. In this system, a lift main body on which a patient is placed is mounted on a guide rail laid on the ceiling of a building. It is configured to be movably suspended.

[0005]

According to the prior art, the hanger rail of the suspension door device is laid over the entire width of the entrance at the upper part of the entrance, so that the guide for the lift device is provided on the ceiling surface of the entrance. There is a problem that rails cannot be laid and it is difficult to install a lift device and a hanging door device at the same time.

In view of the above-mentioned problems of the prior art, an object of the present invention is to provide a hanging door with a roller at an intermediate portion and a roller at the door end, and to lay a hanger rail from the intermediate portion at the entrance to the door end. Accordingly, an object of the present invention is to provide a door apparatus for an entrance of a building, which can be installed at an entrance provided with a lift device without any trouble.

[0007]

In order to achieve the above object, the construction of the present invention comprises a hanger rail and a hanging door which is suspended from the hanger rail via a roller at an intermediate portion and a roller at a door end side. The hanger rail is laid from the middle part of the entrance to the door bottom side, and the hanging door is provided with the middle part roller closer to the door bottom side than the middle position in the width direction. The gist is to open and close the installation space of the lift device on the door end side from the middle part of the entrance by the side part.

The roller at the intermediate portion is engaged with the guide rib at the bottom of the hanger rail from above, and the roller at the door end is
The upper guide rib can be engaged from below.

On the other hand, the roller at the door end side may be provided with an auxiliary roller which engages from above with a guide rib below the hanger rail, and the hanger rail may be formed by combining a pair of upper and lower rail members.

Further, the hanging door may have a handle on the side of the door.

[0011]

According to the structure of the present invention, the hanger rail for suspending the hanging door is laid from the middle part of the doorway to the door end side. It can be effectively used as an installation space. However, the hanging door at this time can open and close the installation space of the lift device through the door-side part from the intermediate roller, and the entire hanging door including the door-side part from the intermediate roller The entire width of the entrance can be opened and closed. In addition, since the roller in the middle part is attached to the door end side from the middle position in the width direction with respect to the suspension door, the length of the hanger rail protruding toward the entrance is shortened, and the lift laid above the entrance The guide rail can be laid at an appropriate position without interfering with the guide rail for the device.

The intermediate roller and the door end roller engage with the lower and upper guide ribs of the hanger rail, respectively, to prevent the door end of the hanging door from lowering and to stably suspend the hanging door. Can be down.

If an auxiliary roller is attached to the roller at the door end, the auxiliary roller is engaged from above with a guide rib at the lower part of the hanger rail, so that the roller at the door end at the time of opening / closing operation of the hanging door is moved to the upper guide rib. From falling off.

If a hanger rail is formed by combining a pair of upper and lower rail members, the hanger rail can be reduced in size by reducing the size of a required shape member, and by changing the interval between the rail members, the intermediate roller, It is possible to easily cope with a change in the diameter of the roller on the door bottom side.

The hanging door having a handle on the door end side can be easily opened and closed by a user on a lift device installed on the door end side of the doorway via the handle.

[0016]

Embodiments of the present invention will be described below with reference to the drawings.

The hanging door device for the entrance of a building comprises a hanger rail 10 and a hanging door 20 as main members (FIG. 1, FIG.
2), for the entrance A opening between the walls WL, WL,
It is provided along with the lift device LF. In addition, the hanger rail 10 is laid along the door-side wall WL from the middle part of the entrance A to the door-end side of the suspension door 20 at the upper part of the entrance A.

The hanger rail 10 is formed by combining rail members 11 having an L-shaped cross section in a channel shape (FIGS. 3 and 4). Upward and downward guide ribs 11a are formed at the ends of the horizontal portions of the rail members 11, 11, respectively. The hanger rail 10 is attached to a mounting base 1 having an inverted L-shaped cross section with respect to a suspending material T which is suspended from a beam (not shown).
2 is mounted. However, each rail material 11
Is screwed to the mounting base 12 via a set screw 11b, and the mounting base 12 is
It is screwed to the hanging material T via b. Mounting base 1
2 includes a rib 12a for positioning the lower rail material 11.
Are formed at the lower part of the front surface.

The hanger rail 10 and the mounting base 12 are accommodated in an upper portion of the ceiling surface S, and a joint material T1 is attached to a lower end of the hanging member T slightly lower than the ceiling surface S.
On the ceiling surface S, a joint material Sa paired with the joint material T1 is provided along the entire length of the hanger rail 10 so as to sandwich the hanger rail 10.

The suspension door 20 is movably suspended from the hanger rail 10 via an intermediate roller 21, a door-side roller 22, and an auxiliary roller 23 (FIGS. 1 and 3).
However, the roller 21 in the middle portion is attached to the hanging door 20 by a distance d from the middle position C in the width direction on the door bottom side. That is, the roller 21 in the middle portion is provided at a position (W / 2 + d) from the door tip as the full width W of the suspension door 20.

The roller 21 at the intermediate portion is provided with a bracket 21a.
And is attached to the suspension door 20 through the door. However, the bracket 21a is fixed to the upper end surface of the suspension door 20 via the spacer 21b and the bolts 21c, 21c. On the other hand, the roller 22 on the side of the door end and the auxiliary roller 23 are mounted on the suspension door 20 via a common bracket 22a. The bracket 22a includes spacers 22b, 22b ..., bolts 22c,
It is fixed to the upper end surface of the suspension door 20 via 22c. The intermediate roller 21 is engaged with the lower guide rib 11a of the hanger rail 10 from above, and the door-side roller 22 is engaged with the upper guide rib 11a from below. The auxiliary roller 23 is engaged with the lower guide rib 11a from above, similarly to the intermediate roller 21.

The shaft 23a of the auxiliary roller 23 is formed with a step (FIG. 4) and stands upright to the vertical portion of the bracket 22a (FIGS. 3 and 4). Similarly, the shaft 22d of the roller 22 on the side of the door end and the shaft 21d of the roller 21 in the middle are also set upright on the vertical portions of the brackets 22a, 21a, respectively. In addition, the roller 2 in the intermediate portion
1, the roller 22 on the side of the door end and the auxiliary roller 23 are grooved rollers adapted to the upper and lower guide ribs 11a, 11a of the hanger rail 10, respectively, and have a built-in bearing (not shown) therein. On the other hand, handles 24, 24 are protrudingly provided on both sides of the hanging door 20 on the door tip side (FIGS. 1 and 2).

A door stop WL2 is attached to the door bottom wall WL via a vertical member WL1. In addition, the wall WL on the door end side
Is provided with another door stop WL2. Door stop WL
2 and WL2 are each made of an appropriate cushioning material,
The movement limit of the hanging door 20 on the door bottom side and the door tip side is regulated. On the floor FL of the entrance A, a guide G is provided upright in front of the wall WL on the door end side, and the guide G can guide the hanging door 20 in the width direction. However, the lower end surface of the suspension door 20 is formed in a downward channel shape with which the guide G is movably engaged.

On the ceiling surface S of the entrance A, a guide rail R for the lift device LF is laid from the middle part of the entrance A to the door end side. The lift device LF includes a guide rail R,
It comprises a runner LF3 moving and traveling on the guide rail R, a drive unit LF1 suspended from the runner LF3, and a lift body LF2 suspended from the drive unit LF1 so as to be able to move up and down. The drive unit LF1 includes a power supply unit (not shown), a motor for driving the runner LF3, a motor for driving the lift body LF2 up and down, and the like. Therefore, the lift device LF transports the user along the guide rail R by placing the user on the lift body LF2 via the suspension belt LF2a and running the runner LF3 via the drive unit LF1. Can be.

The hanging door 20 is moved from a closed position (solid line in FIGS. 1 and 2) for closing the entrance A to the vertical member WL1 of the wall WL on the door bottom side.
The entrance A can be opened by the movement operation toward (the two-dot chain line in FIGS. 1 and 2), and the wall WL on the door end side
The doorway A can be closed by performing a moving operation from the side toward the door-side wall WL. However, the hanging door 20 at this time opens and closes the installation space of the lifting device LF necessary for the lifting device LF to pass through the entrance A by the door-end side portion from the intermediate roller 21. That is, the hanger rail 10 has a length L ≒ W / 2− from the tip of the wall WL on the door end side to the entrance A so as to be able to correspond to the roller 21 in the intermediate portion when the hanging door 20 is in the closed position. d
It only has to be protruded. When the user on the lift device LF passes through the entrance A, the user only has to open the suspension door 20 through the handle 24 by the width W1 through which the lift body LF2 can pass (the dashed line in FIG. 2). It is possible to easily pass through the doorway A without requiring special assistance such as a caregiver.

A roller 22 and an auxiliary roller 23 on the door end side are hung up and down on the door end side of the suspension door 20 via the hanger rail 10, and are constrained in the vertical direction. Therefore,
At the time of opening / closing operation, the hanging door 20 is provided with a roller 21 at an intermediate portion,
The roller 22 and the auxiliary roller 23 on the door bottom side are the hanger rail 1
There is no risk of accidentally deviating from zero, and it is possible to move lightly.

In the above description, the intermediate roller 21
As far as the installation space of the lift device LF can be secured in the entrance A, the suspension door 20 may be attached to the door tip side from the intermediate position C in the width direction.

Also, the rail members 11 forming the hanger rail 10 are fixed to the mounting base 12 with an arbitrary interval between them, instead of being assembled by closely contacting the respective vertical portions as shown in FIG. You may. Further, the rail members 11, 11 may be directly fixed to the hanging members T without going through the mounting base 12.

[0029]

As described above, according to the present invention, the hanging door is suspended via the roller at the middle part and the roller at the door end, and the hanger rail is laid from the intermediate part at the entrance to the door end. Thus, the hanger rail can be opened from the middle of the entrance to the door side as an installation space for the lift device, so that there is an excellent effect that the hanger rail can be installed without difficulty in the entrance with the lift device.

[Brief description of the drawings]

FIG. 1 is an explanatory front view of the entire configuration.

FIG. 2 is an explanatory plan view of FIG. 1;

FIG. 3 is an enlarged exploded perspective view of a main part.

FIG. 4 is an enlarged cross-sectional view corresponding to the line YY in FIG. 1;

[Explanation of symbols]

 A: Doorway C: Intermediate position 10: Hanger rail 11: Rail material 11a: Guide rib 20: Hanging door 21: Intermediate roller 22: Door-side roller 23: Auxiliary roller 24: Handle

Continuation of the front page (56) References JP-A 4-47099 (JP, U) JP-A 58-13373 (JP, U) JP-A 24-24282 (JP, U) JP 3-43337 (JP) , Y2) Jikken 47-4623 (JP, Y1) (58) Fields investigated (Int. Cl. ⁷ , DB name) E05D 15/06 122 E06B 3/46

Claims (5)

(57) [Claims] 1. A hanger rail, and a hanging door which is suspended from the hanger rail via a roller at an intermediate portion and a roller at a door end side so as to be openable and closable, wherein the hanger rail extends from an intermediate portion at an entrance to a door end side. The hanging door is provided with the roller of the intermediate portion attached to the door end side from the intermediate position in the width direction, and the portion of the door from the roller of the intermediate portion to the door end from the intermediate portion of the entrance. A hanging door device for an entrance of a building, which opens and closes an installation space for a side lift device. 2. The roller of the intermediate portion is engaged with a lower guide rib of the hanger rail from above, and the roller at the door end is engaged with an upper guide rib of the hanger rail from below. A hanging door device for the entrance of the building as described. 3. An entrance / exit for a building according to claim 1, wherein an auxiliary roller which engages with a guide rib at a lower portion of the hanger rail from above is attached to the roller at the door end side. Hanging door device. 4. The suspension door device for an entrance of a building according to claim 1, wherein the hanger rail is formed by combining a pair of upper and lower rail members. 5. The suspension door apparatus for an entrance of a building according to claim 1, wherein the suspension door has a handle on a door tip side.