JP6802237B2 - Folding door - Google Patents

Description

The present invention relates to a folding door.

Non-Patent Document 1 discloses a folding door in which a center rail is provided on each of the left and right doors and a pull tab is provided on the center rail.

Page 144 "Sankyo Aluminum Residential Building Materials Entrance General Catalog Entrance / Exit 2013 → 2014" Catalog No. STJ0882B Sankyo Tateyama Co., Ltd. Sankyo Aluminum Co., Ltd. Published in September 2013

However, in the conventional folding door, since the door is provided with a center rail and a pull tab, the manufacturing cost is high and the design cannot be neat.

Therefore, an object of the present invention is to provide a folding door having a neat design while being able to reduce costs.

The invention according to claim 1 includes left and right doors and a central stile that rotatably connects these doors. The left and right doors have a combination stile, and the combination stile is on the central stile side. It is equipped with a prospect wall and a one-side projecting piece protruding from one end of the prospect wall on the central stile side toward the central stile , and the central stile is located between the combined stiles of the left and right doors to one side of the space. It has a prospect wall that protrudes in the longitudinal direction and a clue piece on one side that protrudes in the longitudinal direction in the left-right direction so as to face the mating stiles of the left and right doors. The combination stile of the left and right doors has a clue piece on the other side that protrudes in the left-right direction so as to face the panels of the left and right doors on the other side, respectively , and the combination stile of the left and right doors. A gap is formed between the one-side projecting piece and the prospective wall of the central stile, and one side projecting piece of the combination stile of the left and right doors and the one-sided clasp piece of the central stile face each other in the prospective direction. It is a folding door characterized by forming a gap .

According to the invention of claim 1, one side of the central stile and the other side of the combined stile of the left and right doors function as a puller, and it is not necessary to provide a center rail or a puller on the door. Therefore, the cost can be reduced and the design can be neat.

It is a folding door which concerns on 1st Embodiment of this invention, and is the AA sectional view shown in FIG. It is a cross-sectional view which shows the state which the folding door shown in FIG. 1 is folded. It is a folding door which concerns on 1st Embodiment of this invention, and is BB sectional view shown in FIG. FIG. 1 is a view of a combination stile, (a) is a cross-sectional view, (b) is a left side view of the combination stile as viewed from the E direction shown in (a), and (c) is a combination stile. The front view seen from the F direction shown in (a), (d) is a right side view of the combination stile seen from the G direction shown in (a). The folding door according to the first embodiment of the present invention, (a) is a perspective view of the connecting portion with the right mating stile and the central stile as viewed from below, and (b) is a modification of (a). An example perspective view, (c) is an exploded perspective view of (b) viewed from diagonally above. It is a front view which looked at the folding door which concerns on 1st Embodiment of this invention from the bathroom side. It is a folding door which concerns on 2nd Embodiment of this invention, and is the cross-sectional view which shows by cutting at the same position as FIG. It is a cross-sectional view which shows the state which the folding door shown in FIG. 7 is folded.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. First, first embodiments of the present invention will be described with reference to FIGS. 1 to 6.
As shown in FIG. 1, the folding door 1 according to the first embodiment is a bathroom door, and the left door 3 and the right door 5 and these doors 3 and 5 are rotatably connected in the frame 2. It is equipped with a central stile 7 that can open and close the bathroom (one side space) and the dressing room (the other side space). In the present specification, the right side is the right side when the folding door 1 is viewed from the dressing room side (the other room side), and similarly, the left side is the left side when viewed from the dressing room side (the other side). Further, in the enlarged view of FIG. 1, the lock component 51 is omitted.
As shown in FIGS. 1 and 3, the frame 2 frames the upper frame 9, the lower frame 11, the left vertical frame 13 and the right vertical frame 15, and the upper frame 9 and the lower frame 11 have guide rails 17, respectively. Is provided.
As shown in FIG. 2, the left vertical stile (door butt stile) 19 on the left side of the left door 3 is rotatably fixed to the upper frame 9 and the lower frame 11 at a position adjacent to the left vertical frame 13. The right vertical stile (door tip stile) 21 of the right door 5 is movably and rotatably engaged with the guide rails 17 of the upper frame 9 and the lower frame 11.

As shown in FIG. 1, the central stile 7 extends vertically along the longitudinal direction of the left merging stile 23 and the right merging stile 25. In the central stile 7, the combination stile engaging portion 7a that rotatably engages the combination stile (left combination stile) 23 of the left door 3 and the combination stile (right combination stile) 25 of the right door. And the prospective wall 7b protruding in the prospective direction from between the left mating stile 23 and the right mating stile 25 from the mating stile engaging portion 7a, and the one-sided hand protruding from one side of the mating wall 7b in the left-right direction. A hanging piece 7c is provided.
The one-side clasp piece 7c faces the left and right combination stiles 23 and 25 with a gap space S1 between the combination stiles 23 and 25 on one side of the prospect wall 7b. The gap space S1 is a space having a size in which the fingers of the hand can be inserted. The one-sided handle piece 7c has irregularities on the surfaces on the left and right side of the combined stiles 23 and 25, making the fingers of the hung hand less slippery.
A panel 29 is attached to the left door 3 between the door butt stile 19 and the left combination stile 23, and a panel 29 is attached to the right door 5 between the door tip stile 21 and the right combination stile 25. There is.

Next, the left combination stile 23 and the right combination stile 25 will be described. The left combination stile 23 and the right combination stile 25 are relative to the expected wall 7b of the center stile 7 in the cross section shown in FIG. Since it is a line object and has the same configuration, the left combination stile 23 will be described, and the right combination stile 25 will be designated with the same reference numerals and the description of that part will be omitted. ..
A hollow portion 31 is formed in the left mating stile 23, and the hollow portion 31 includes a central stile side prospect wall 33, a panel side prospect wall 35, one side mitsuke wall 37, and the other side mitsuke wall. It is formed by partitioning with 39.
The panel side prospect wall 35 is provided with the panel mounting portion 41 at a position biased to one side, and the other side handle piece 43 is provided on the other side of the panel mounting portion 41. The other side clasp piece 43 forms a finger insertion space S2 with the panel 29 and projects to the left so as to face the panel 29. The finger insertion space S2 is a space having a size in which the fingers of the hand can be inserted between the panel 29 and the panel 29.
The side surface of the panel of the other side handle piece 43 is formed with irregularities to prevent the fingers of the hung hand from slipping. The other side clasp piece 43 extends up and down along the longitudinal direction of the left mating stile 23.
The ventilation hole 45 formed in the panel side prospect wall 35 and the ventilation hole 47 formed in the central stile side prospect wall 33 form a gap space between the one-side clasp piece 7c of the central stile 7 and the left combination stile 23. By communicating S1 with the finger insertion space S2 between the handpiece 43 on the other side and the panel 29, a ventilation path K for ventilating the space on one side (bathroom side) and the space on the other side (dressing room side) is provided. It has been formed.
The one-side mitsuke wall 37 is provided with a one-side projecting piece 42 projecting toward the prospect wall 7b of the central stile 7, and the tip of the one-side projecting piece 42 forms a gap with the prospect wall 7b. Together with this, it forms a fold back of the ventilation path K.

As shown in FIGS. 1 and 4 (a) and 4 (b), a ventilation hole 45 is formed on the panel side prospect wall 35 on the lower side thereof. The ventilation hole 45 is an elongated hole elongated in the vertical direction and is formed in only one place.
As shown in FIGS. 1 and 4 (a) and 4 (d), the central stile side prospect wall 33 has an elongated vent hole 47 at substantially the same position as the vertical position of the vent hole 45 of the panel side prospect wall 35. Is formed. As shown in FIGS. 1 and 4 (a) and 4 (c), the hole provided on the upper side of the other side finding wall 39 is the mounting hole 49 of the lock component 51 (see FIG. 1), and this lock component The mounting hole 49 of 51 is provided at a position corresponding to the one-sided finding wall 37 seen from the H direction shown in FIG. 4A.
As shown in FIG. 1, the ventilation holes 45 of the panel side prospect wall 35 and the ventilation holes 47 of the central stile side prospect wall 33 are formed at positions deviated from each other in the prospect direction.

As shown in FIG. 5A, a fore-edge cap 53 is attached to the lower end of the right mating stile 25, and a drainage hole 55 is formed on the lower surface of the fore-edge cap 53. The drain hole 55 of the edge cap 53 is located on the bathroom side (one side) of the guide rail 17 of the lower frame 11 shown in FIG. 2 with the folding door 1 closed as shown in FIG. The drainage is made toward the inclined surface 11a formed on the bathroom side (one side) of the lower frame 11 shown in 1. Although FIG. 5 shows the right combination stile 25, the fore edge cap 53 is also attached to the lower end of the left combination stile 23 as well.

Next, the action and effect of the folding door 1 according to the first embodiment will be described.
As shown in FIG. 1, when the folding door 1 is in the fully closed state, the one-sided handle piece 7c of the central stile 7 and the other-side handle piece 7c of the left and right doors 3 and 5 are combined stiles 23 and 25. The 43 functions as a pull tab, and as shown in FIG. 6, the doors 3 and 5 do not need to be provided with a center rail or a pull tab as in the prior art, so that the cost in manufacturing the folding door 1 can be reduced and the entire folding door 1 can be reduced. Can be made into a neat design.

As shown by the ventilation passage K in FIG. 1, the ventilation holes 45 and 47 formed in the left combination stile 23 and the right combination stile 25 form a space on one side (bathroom side space) and a space on the other side (space on the dressing room side). In this respect as well, as shown in FIG. 6, it is not necessary to provide a ventilation space on the door as in the prior art, so that the cost can be reduced and the design can be made neat. Further, by ventilating through the ventilation holes 45 and 47, there is no pressure difference between the space on one side and the space on the other side, so that the folding door can be opened and closed with a light force. Further, since the ventilation holes 45 and 47 are formed in the prospect walls 33 and 35 of the left combination stile 23 and the right combination stile 25, the ventilation holes 45 and 47 are inconspicuous.
Vents 45 and 47 are provided on the prospective walls 33 and 35 of the combination stiles 23 and 25, and are not provided on the mitsuke wall, so that water can flow from the bathroom side (one side) to the dressing room side (the other side). It's hard to enter. In addition, since steam and warm air go up, as shown in FIG. 4, by providing ventilation holes 45 and 47 on the lower side in the vertical direction, it is possible to prevent steam and warm air on the bathroom side from escaping to the dressing room side. it can.
When water enters the combination stiles 23 and 25 from the ventilation holes 45 and 47, as shown in FIG. 5A, the drain holes of the edge caps 53 provided at the lower ends of the combination stiles 23 and 25. The water can be easily drained into the bathroom from the 55 via the inclined surface 11a on the bathroom side of the lower frame 11.

As shown in FIG. 1, the panel mounting portions 41 of the left and right mating frames 23 and 25 are displaced to one side, and a finger insertion space S2 is provided between the panel mounting portion 41 and the other side handle piece 43. Since it is formed, the folding door 1 can be easily opened and closed and the found size of the other side clasp piece 43 can be reduced without increasing the expected size of the combination stiles 23 and 25.
Since the left and right other side clasp pieces 43 are substantially flush with the other side finding wall 39 of the combination stiles 23 and 25, there is no unevenness on the other side surface of the connecting portion of the left and right doors 3 and 5, and this point. In addition to being able to create a neat design, it is easy to clean because it is difficult for dust to collect.
Each of the combination stiles 23 and 25 has a plurality of prospective walls of the central stile side prospective wall 33 and the panel side prospective wall 35, and the ventilation holes 47 and 45 formed in the prospective walls 33 and 35 are prospective. Since it is deviated in the direction, even if water invades from one side, it can be prevented from scattering to the other side and getting wet.
As shown in FIG. 2, the one-sided mitsuke wall 33 is provided with a one-side projecting piece 42 projecting toward the prospective wall 7b of the central stile 7, and the folding door 1 is folded with the central stile 7. A gap S3 is formed between them. The smaller the gap S3, the more the finger pinching can be prevented.

Since the one-side handle piece 7c and the other-side handle piece 43 are provided vertically long along the longitudinal direction of the mating stiles 23 and 25, the fingers of the hand can be hung at any position in the vertical direction. , Regardless of height, it can be a universal opening and closing means for children and adults.
Since the one-sided clasp piece 7c and the other-side clasp piece 43 project to the left and right on the central stile 7 and its vicinity on one side and the other side, the operation method is unified and the operability is good.
The one-side clasp piece 7c projects symmetrically to the left and right of the prospect wall 7b, and the other-side clasp piece 43 projects symmetrically on the left side of the left combination stile 23 and the right side of the right combination stile 25. Therefore, the fingers of the hand can be hung on one side and the other side from either the left or right side, and the operability is also good in this respect.
As shown in FIG. 2, when the folding door 1 is folded, the central stile 7 and the central stile side prospect wall 33 of each of the left and right combined stiles 23 and 25 can be exposed, so that the central stile 7 and the central stile side prospect wall can be exposed. It is possible to clean 33 and its ventilation holes 47.

Other embodiments of the present invention will be described below, but in the embodiments described below, parts that exhibit the same effects as those of the above-described first embodiment are designated by the same reference numerals. The detailed description of the part will be omitted, and the following description will mainly explain the differences from the first embodiment.
7 and 8 show the folding door 1 according to the second embodiment of the present invention. In the second embodiment, in the left and right combined stiles 23 and 25, the one-side projecting piece 42 is located on the other side of the one-side mitsuke wall 37 from the central stile side prospect wall 33 to the central stile 7. It is different from the first embodiment in that it projects on the prospect wall 7b side and forms a step with respect to the one-side finding wall 37.
According to this second embodiment, the first embodiment has the same operation as that of the first embodiment except that the one-side projecting piece 42 and the one-side finding wall 37 are substantially flush with each other. In addition to being able to produce an effect, as shown in FIG. 8, when the folding door 1 is folded, the gap S3 between the central stile 7 and the tip of the one-side projecting piece 42 can be made smaller than that of the first embodiment. , Can prevent finger pinching.

The present invention is not limited to the above-described embodiment, and can be variously modified without departing from the gist of the present invention.
For example, the folding door 1 is not limited to a bathroom door, and may be a walking closet, a room in a building, or the like.
Further, as a method of draining water that has entered the left and right combination stiles 23 and 25 from the ventilation holes 45 and 47, as shown in FIGS. 5B and 5C, a small cap is attached to the lower end of each combination stile 23 and 25. In addition to attaching the 53, a cutting portion 59 may be provided at the lower end of the panel-side prospective wall 35 of each of the combination stiles 23 and 25 in the longitudinal direction to drain water from the cutting portion 59. In FIGS. 5 (b) and 5 (c), the lower frame is indicated by reference numeral 57.
The one-sided clasp piece 7c protruding in the left-right direction of the central stile 7 is not limited to a straight line in the cross section, but may be curved.
In each of the left and right combination stiles 23 and 25, the ventilation holes 47 and 45 are not limited to be provided in the central stile side prospect wall 33 and the panel side prospect wall 35, respectively, and the center of one of the combination stiles 23 and 25 is provided. Vents 47 and 45 may be provided in the stile side prospect wall 33 and the panel side prospect wall 35.
In the left and right combined stiles 23 and 25, the ventilation holes 47 provided in the central stile side prospect wall 33 and the ventilation holes 45 provided in the panel side prospect wall 35 are misaligned even if they are deviated in the prospective direction or the vertical direction. It doesn't have to be.
The left and right combined stiles 23 and 25 are not limited to being provided with two prospective walls, a central stile side prospective wall 33 and a panel side prospective wall 35, and the panel side prospective wall 33 is not provided. Only the wall 35 may be used.
In the invention according to claim 2, the one-sided clasp piece 7c protruding in the left-right direction on one side of the prospect wall 7b from the central stile 7 is not limited to projecting in both the left-right directions, but the prospect wall 7b. On one side, it may protrude only to the left side or only to the right side. Further, the other side clue piece 43 is not limited to being provided on both the left combination stile 23 and the right combination stile 25, and is provided only on the left combination stile 23 so as to project to the left side, or the right combination stile 43 is also provided. It may be provided only on the mating stile 25 so as to project to the right side thereof.

1 Folding door 3 Left door 5 Right door 7 Central stile 7b Expected wall 7c One side handle piece 23 Left combined stile 25 Right combined stile 29 Panel 33 Central stile side expected wall 35 Panel side expected wall 41 Panel mounting part 43 Other Side handle pieces 45, 47 Vents S1 Gap space S2 Finger insertion space

Claims (1)

It is equipped with left and right doors and a central stile that rotatably connects these doors. The left and right doors have a combination stile, and the combination stile is a central stile side prospect wall and a central stile side prospect wall. It is equipped with a one-side projecting piece protruding from one end toward the central stile , and the central stile is a prospective wall that projects from between the combined stiles of the left and right doors into the space on one side in the longitudinal direction. And, on one side of the prospect wall, there is a clasp piece on one side that protrudes in the left-right direction so as to face the combination stiles of the left and right doors, respectively, and the combination stiles of the left and right doors. On the other side, it has a clasp piece on the other side that protrudes in the longitudinal direction in the left-right direction so as to face the panels of the left and right doors, and one side projecting piece of the combination stile of the left and right doors and the prospect of the central stile A gap is formed between the wall and the left and right doors, and one side of the combination stile of the left and right doors and one side of the clue piece of the center stile face each other in the prospective direction to form a gap. Origami door.

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