JP3240508B2 - Hinge for folding door and folding door device using it - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hinge for a folding door which can be particularly suitably used for an entrance of a toilet booth or a bathroom, and a folding door device using the same.

[0002]

2. Description of the Related Art Toilet booths, bathrooms and other entrances,
A folding door device for connecting a plurality of door panels in a foldable manner may be used.

[0003] A conventional folding door device is constructed by connecting a door panel for a hanging door and a door for a door end via upper and lower hinges so as to be relatively rotatable. Therefore, this can move the door panel for the door end to the door end side and close the doorway by opening the door panel in a straight line via the hinge,
The door panel for the doortip can be moved to the hanging side while rotating, and the doorway can be opened by folding the door panel on the hanging side.

[0004]

According to the prior art, the hinge for connecting the door panel is a hinge for connecting the hinge fittings via a hinge pin so as to be rotatable relative to each other. When closing the door, it is inevitable that a narrow gap is formed in the connecting portion of the door panel, which is extremely inconvenient, and there is a problem that clothes may be caught in this gap or fingers may be pinched.

[0005] In view of the above-mentioned problems in the prior art, an object of the present invention is to connect a door panel by combining a pair of eye panel members, a hinge fitting, and a hinge member provided between the eye panel members. It is an object of the present invention to provide a hinge for a folding door and a folding door apparatus using the same, which can completely close a gap between the portions and can easily eliminate the danger of pinching a finger when closed.

[0006]

In order to achieve the above object, a first invention according to the present application comprises a pair of panel members mounted on corresponding side end surfaces of two door panels, and a panel member. A hinge member attached to each of both ends, and a hinge member disposed between the eye panel members and connecting the eye panel member to be relatively rotatable via the hinge metal members. The gist of the present invention is to close the gap between the members, and to form a space that opens in a V-shape toward the interior of the room through the slope on the front surface side when the door panel is opened in a straight line.

[0007] At both ends of the hinge member, connecting plates can be provided, and the connecting plates can have outward projections for limiting the maximum relative angle of the door panel to 180 °.

Further, the hinge fitting may be fixed to both the eye panel member and the door panel via a set screw, and the eye panel member has a concave portion for accommodating a part of the hinge member on each surface side. May be.

Further, the panel member and the hinge member are vertically divided, and the upper and lower hinge members can be supported via an intermediate hinge fitting and a hinge fitting.

[0010] The structure of the second invention comprises two door panels for a hanging and a door, and a hinge for a folding door according to the first invention for connecting the door panels so as to be foldable. The gist of the invention is to form a width larger than that of a door panel for hanging and to protrude a handle on a door end side.

[0011]

According to the structure of the first aspect of the invention, the hinge member can foldably connect the two door panels via the hinge fitting and the eye panel member, and open the door panel in a straight line and close the entrance. In this case, the gap formed between the eye panel members can be completely closed. When the door panels are opened in a straight line, a sufficiently wide V-shaped space that opens toward the interior of the room is formed between the pair of panel members through the slopes on the front surfaces of the door panels. The danger of slander can be effectively eliminated.

When connecting plates are provided at both ends of the hinge member, the connecting plate connects the eye plate member with the hinge fitting via the hinge member so as to be relatively rotatable, and mechanically protects the hinge member. The opening and closing operation of the door panel can be lightened.

The connecting plate, which limits the maximum relative angle of the door panel to 180 °, keeps the door panel in a straight line when closing the doorway, and can further stabilize the closed state of the door panel.

If the hinge is fixed to both the panel member and the door panel, the hinge can be firmly fixed to the door panel, and the fixing strength of the panel member to the door panel can be improved.

When the concave portion is formed in the eye panel member, a part of the hinge member is always accommodated in the concave portion even if the eye panel member is relatively rotated, so that the gap between the eye panel members can be more effectively closed. it can.

If the eye panel member and the hinge member are vertically divided, the two are connected via an intermediate hinge metal fitting in addition to the hinge metal fitting, thereby reducing the bending of the hinge member and making the opening and closing operation of the door panel lighter. can do.

According to the structure of the second aspect of the invention, the door panel for the door end is formed to have a larger width than the door panel for the hanging, so that when opening the doorway, a handle may be provided on the door end side. It can be folded so as to be overlapped in parallel with the door panel for hanging, so that the effective opening width of the entrance can be maximized. This is because the handle can be protruded at a position beyond the full width of the hanging door panel on the door side of the door panel for the door.

[0018]

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

The hinge 10 for the folding door includes a door panel 20,
, A pair of upper and lower perforated plate members 11, 11,..., Hinge metal fittings 12, 12,.
However, the hinge fittings 12, 12,...
It is attached to the upper end of 1 and 11 and the lower end of the lower perforated plate members 11 and 11.

Each of the door panels 20, 20 has a core member 21a housed in frame members 21, 21,... Assembled in a frame shape (FIGS. 1, 2), and surface members 21b, 21b are attached to both surfaces. ing. However, FIGS. 1 and 2 show only the frame member 21 on the hinge 10 for the folding door. The door panels 20 are connected to each other via a hinge for folding door 10 so as to be relatively rotatable.
A groove 21c for positioning is formed on each of the hinges 10 for the folding door.

The board members 11, 11,...
And a concave portion 11a having an arc-shaped cross section, a mounting groove 11b, and a long slope 11f on each surface side.
Having. The pair of ribs 11c, 11c formed on the back surface side of each of the eye panel members 11, 11,.
And is positioned in the thickness direction of the door panel 20 and is screwed to the frame member 21 of the door panel 20 via set screws 11e, 11e. The head of each set screw 11e is housed in the mounting groove 11b of the eye panel member 11.

Each hinge fitting 12 has a corresponding eye plate member 1.
Hinge pin 1 at the corner of the tip that fits the cross-sectional shape of 1.
2a is protruded. Also, the upper hinge fitting 12,
. Are fixed to both the upper end of the upper panel member 11 and the upper end surface of the door panel 20 via set screws 12c, 12c, respectively.
Are the lower end of the lower panel member 11 and the door panel 2 respectively.
0 is fixed to both of the lower end face. Each hinge bracket 1
The set screws 12c, 12c on the distal end side of the second
Are screwed into screw pockets 11d, 11d formed inside the frame member 2. The other set screws 12c, 12c...
Screwed into one.

Set screws 14 are provided at the lower ends of the upper panel members 11, 11 and the upper ends of the lower panel members 11, 11, respectively.
The intermediate hinge fittings 14 are mounted via c and 14c. The intermediate hinge fitting 14 has the same shape as the tip of the hinge fitting 12, and has a hinge pin 14a protruding therefrom.

The hinge members 13, 13 are shaped members for forming pin holes 13a, 13a on the left and right, respectively. Left and right of each hinge member 13 are recessed portions 11a of
The hinge member 13 is provided with connecting plates 15 and 15 at both ends of the hinge member 13. Each connecting plate 15 has a pin hole 13 in the hinge member 13.
Pin holes 15a, 15a corresponding to a, 13a are formed, and an outwardly projecting portion 15b is formed at the center.

Each hinge member 13 is connected to the left and right eye panel members 1.
Along the first and the eleventh, it is disposed between the eye panel members 11 and 11. The hinge members 13, 13 are respectively provided with pin holes 13a, 13a, 15a, 1
5a, the hinge pins 12a, 12a, 14a, 14a are inserted in common, so that the hinge pins 12a, 12a, 14a, 14a are supported via the hinge fitting 12, the intermediate hinge fitting 14, and the left and right eye panel members 11, 11
Can be connected so as to be relatively rotatable. Note that a part of the hinge member 13 is housed in each of the concave portions 11a, 11a of the left and right eye panel members 11, 11.

Therefore, the hinge 10 for a folding door can be folded so that the door panels 20, 20 are overlapped (FIG. 2), and the door panels 20, 20 can be opened in a straight line (FIG. 3). The hinge members 13, 13 are
The gaps between the left and right eyeboard members 11, 11 can be completely closed over the entire length.

When the door panels 20, 20 are opened in a straight line, the left and right eye panel members 11, 11 are separated from each other by the inclined surfaces 11 on the front side.
A sufficiently wide space 10a that opens in a V-shape from the outdoor side on the hinge member 13 side to the indoor side is formed through the f and 11f, so that a finger is sandwiched between the eye panel members 11 and 11. There is no danger. At this time, each connecting plate 15
Ribs 11a1, 11a formed between the concave portions 11a, 11a of the left and right eye panel members 11, 11 and the mounting grooves 11b, 11b.
By contacting both ends of the projection 15b with a1, the maximum relative angle of the door panels 20, 20 is limited to 180 °, and the door panels 20, 20 are prevented from bending to the opposite side.

The hinge 10 for folding doors can be used in combination with door panels 20 for hanging and door tops, and can be used as an entrance door between partition panels 30 forming a toilet booth or the like as a folding door device (see FIG. 1). 4). However, this figure is a front view of the indoor side.

Each of the partition panels 30 and 30 has the same structure as the door panel 20 (FIGS. 4 and 5). The core panel 31a is housed inside the surrounding frame member 31, and the surface members 31b and 31b are provided on both sides. It is formed to be attached. The partition panels 30, 30 are respectively erected on the baseboard member 32 so as to be adjustable in level, and the upper ends thereof are connected via a cap member 33. In addition, a channel-shaped guide rail 34 is fixed to the coping member 33 downward corresponding to the entrance between the partition panels 30, 30 (FIGS. 4 and 6).

The hinge 10 for the folding door connects the door panels 20 for the hanging and the door end to be relatively rotatable. In addition, the door panel 20 for doors is the door panel 2 for hanging.
For a width W1 of 0, the width W2 is formed such that W2 = W1 + Wa> W1. However, handles 26, 26 project from both sides of the extension width Wa (FIGS. 4 and 7).

On the hanging side of the hanging door panel 20, a door stop 24 with an elastic member 24a is provided to protrude from the upper part on the indoor side (FIGS. 4 and 5). An arc-shaped cover member 25 is provided. On the other hand, a cover member 35 having a deformed cross section is provided on the side end surface of the partition panel 30 in correspondence with the cover member 25.

The hanging door panel 20 is rotatably supported via upper and lower hinges 22 and 23 (FIG. 4, FIG. 4).
(Fig. 6). The hinge 22 includes a hinge base 22 a that is fixed in a channel-shaped cap member 33 and a hinge base 22.
a, hinge pin 2 penetrating guide rail 34 downward
2b and a pin receiver 22c embedded on the upper end surface of the door panel 20 via the base plate 22d. The hinge pin 22b is inserted into the pin receiver 22c so as to be relatively rotatable.
Has been locked through.

The hinge 23 has an L-shaped hinge base 23a fixed to the lower part of the partition panel 30, a hinge pin 23b erected on a horizontal portion of the hinge base 23a, and a lower end surface of the door panel 20 via a base plate 23d. And a pin receiver 23c to be embedded. The hinge pin 23b is rotatably inserted into the pin receiver 23c.
b, a collar 23e is mounted between the hinge base 23a and the base plate 23d. Therefore, the hanging door panel 20 is connected to the hinge pins 22 via the hinges 22 and 23.
It can be rotated between the closed position (solid line in FIG. 5) and the open position (two-dot chain line in FIG. 5) around b and 23b.

The door panel 20 for the door end has a cover member 25 attached to the side end surface on the door end side corresponding to the cover member 35 attached to the side end surface of the partition panel 30 (FIGS. 4 and 7). A hook fitting 27 corresponding to a latch 36 attached to the partition panel 30 is provided on the indoor side of the door panel 20.
Is attached. The latch 36 is connected to a display mechanism 36 attached to the outside of the partition panel 30 via a shaft 36a.
b.

The door panel 20 is hung on the door side via a runner 28 which travels in a guide rail 34 (FIGS. 4 and 8). The runner 28 has a plurality of running rollers 28b, 28b,... Provided on both sides of the runner main body 28a, and hanging bolts 28c are rotatably suspended from the runner main body 28a. The suspension bolt 28c is screw-connected to a holding block 28d mounted on the upper end surface of the door panel 20 for a door end via a lock nut 28d1.

Therefore, the folding door device opens and closes the door panels 20, 20 for the hanging and the door end in a straight line along the guide rails 34 via the hinges 10 for the folding doors, so that the doors between the partition panels 30, 30 are opened and closed. Can be closed (solid line in FIG. 9). When the folding door device drives the door panel 20 for a door end toward the door panel 20 for hanging via the handle 26 (in the direction of the arrow K1 in the figure), the door panel 20 for hanging rotates to the indoor side. , Door panels 20 for doors
Is moved in the opposite direction to the hanging door panel 20 while moving to the hanging door panel 20 side (indicated by a dashed line in the figure), so that the hanging and door-side door panels 20, 20 are overlapped. And can be folded (two-dot chain line in the figure). At this time, the door panel 2 for the hanging side and the door end is used.
The 0s and 20s can be folded so as to be overlapped in parallel to maximize the effective opening width of the doorway. This is because the handles 26, 26 project from the extension width Wa of the door panel 20 for the door, and do not interfere with the door panel 20 for the suspension.

When closing the entrance between the partition panels 30, 30, the reverse procedure is followed. That is, the door panel 20 for the door end can be operated along the guide rail 34 in the direction of arrow K2 in FIG. When closing the doorway with the door panels 20, 20, the cover members 35, 25 cover the partition panel 30, the door panel 20.
Can be concealed.

In the above explanation, hinge 10 for folding door is used.
When the door panels 20, 20 are lightweight, the upper and lower panel members 11, 11, and the hinge members 13, 13 are integrally formed in the upper and lower directions, and the intermediate hinge fittings 14, 14,. The plates 15, 15 may be omitted.

Further, a door panel 20 for a hanging side and a door end,
At least one of the windows 20 may be provided with a light window for displaying the usage status on the indoor side. Further, the hanging door panel 20 and the door panel 20 may have concave handles at arbitrary positions.

[0040]

As described above, according to the first aspect of the present invention, by combining a pair of eyepiece members, a hinge fitting, and a hinge member provided between the eyepiece members, The hinge member connects the door panel relatively rotatably via the hinge fitting and the eye plate member, and when the door panel is opened in a straight line and the entrance is closed, the gap between the eye plate members can be completely closed. Since the eye panel member can form a sufficiently wide space between each other by appropriately forming its surface shape, there is an excellent effect that the danger of pinching a finger can be easily avoided. .

According to the second aspect of the present invention, the door panel for the door end is formed to have a width larger than that of the hanging door panel, and the handle of the door end is protruded so that the effect of the first aspect of the present invention can be effectively exhibited. In addition to improving the operability at the time of opening and closing, it can be folded so as to completely overlap with the hanging door panel, and the effect that the effective opening width of the entrance can be maximized. is there.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a hinge for a folding door.

FIG. 2 is an enlarged cross-sectional view corresponding to line XX of FIG. 1;

FIG. 3 is an operation explanatory diagram of FIG. 2;

FIG. 4 is an explanatory front view of the entire configuration.

FIG. 5 is an enlarged sectional view taken along line Y1-Y1 of FIG.

FIG. 6 is an enlarged cross-sectional view taken along line Y2-Y2 of FIG.

FIG. 7 is an enlarged cross-sectional view corresponding to line Y3-Y3 of FIG. 4;

FIG. 8 is an enlarged cross-sectional view taken along line Y4-Y4 of FIG.

FIG. 9 is an explanatory diagram of an operation.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Hinge for folding doors 10a ... Space 11 ... Eye plate member 11f ... Slope 11a ... Depression 12 ... Hinge fitting 12c ... Set screw 13 ... Hinge member 14 ... Intermediate hinge fitting 15 ... Connection plate 15b ... Protrusion 20 ... Door panel 26 ... Handle

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) E05D 15/26 E06B 3/48 E05D 3/06

Claims (7)

(57) [Claims] 1. A pair of eye panel members mounted on corresponding side end surfaces of two door panels, hinge fittings provided at both ends of the eye panel members, and disposed between the eye panel members. A hinge member for connecting the eye panel member relatively rotatably via the hinge fitting, the hinge member closing a gap between the eye panel members, and the eye panel member aligning the door panel with a straight line. A hinge for a folding door, wherein a space that opens in a V-shape toward the indoor side is formed through a slope on each surface side when the hinge is opened. 2. The hinge for a folding door according to claim 1, wherein connecting plates are provided at both ends of the hinge member. 3. The hinge for a folding door according to claim 2, wherein the connecting plate has an outwardly projecting portion for limiting a maximum relative angle of the door panel to 180 °. 4. The hinge for a folding door according to claim 1, wherein the hinge fitting is fixed to both the eye panel member and the door panel via a set screw. 5. The board member is provided on each surface side,
The hinge for a folding door according to any one of claims 1 to 4, further comprising a concave portion for accommodating a part of the hinge member. 6. The panel member and the hinge member are vertically divided, and the upper and lower hinge members are supported via an intermediate hinge and the hinge. The hinge for a folding door according to any one of claims 1 to 5. 7. Two door panels for a hanging head and a door tip,
A hinge for a folding door according to any one of claims 1 to 6, which connects the door panel so as to be freely foldable,
The folding door device, wherein the door panel for the door top is formed to be wider than the door panel for the hanging end, and a handle protrudes from the door top side.