JP5046356B2 - Opening device - Google Patents

Description

  The present invention relates to an opening device including a shoji that moves in a state in which an upper end portion is suspended from a guide rail.

The hanging sliding doors (hanger sliding doors) that are opened and closed by rolling the suspension wheel guided by the rails provided at the upper part of the sliding doors can be omitted in so-called barrier-free houses because the rails laid on the floor can be omitted. Often done.
In such a hanger sliding door, since a gap is generated between the lower end of the shoji and the floor surface, an airtight material made of mohair or resin is provided at the lower end of the shoji, and the airtight material may block the gap.
Moreover, in the hanger sliding door of patent document 1, the lower end of a shoji is provided with the airtight material which can be moved up and down, and the lower end of an airtight material is made to contact | abut to the upper surface of a lower frame, or a floor surface, a shoji lower end and a floor surface So as to close the gap between them.
Japanese Utility Model Publication No. 4-116594

However, simply providing an airtight material at the lower end of the shoji has a problem that it cannot cope with unevenness on the floor surface, that is, when the floor surface has unevenness.
In addition, the technique disclosed in Patent Document 1 has a problem that when the floor surface is uneven, the airtight material hardly follows up and down movement following the unevenness of the floor surface. In addition, there is a problem that opening and closing of the shoji becomes heavy due to friction between the floor surface and the airtight material.

  The present invention has been made in view of the above circumstances, and even when the floor surface is uneven, the gap between the lower end of the shoji and the floor is made almost constant, the gap is almost closed, and the opening that can smoothly open and close the shoji An object is to provide an apparatus.

In order to achieve the above object, an opening device according to claim 1 of the present invention includes a frame having left and right vertical frames and an upper frame connecting upper ends of the left and right vertical frames, and the frame body. An opening device configured to be movable along the rail, the screen being hung on a rail provided on the upper frame.
A gap closing member for closing the gap between the lower end of the shoji and the floor surface is provided at the lower end portion of the shoji so as to be movable up and down, and the gap closing member rolls on the floor surface as the shoji moves. A guide roller is provided slightly projecting from the gap closing member,
A biasing member that biases the gap closing member downward is provided between the gap closing member and the shoji.
The gap closing member is formed in a U-shaped cross section that opens downward, and is inserted into a groove at the lower end of the shoji so that the side surface of the gap closing member faces the side surface of the groove. together it is provided rotatably provided with a bottom tight which is biased downward by the biasing member, and a packing material which is attached to the outside of the lower end a and the side plates of the both side plates of the bottom tight ,
The guide roller is provided inside the both side plates of the bottom tight .
Here, in the present invention, the “floor surface” includes the ground.

The opening device according to claim 2 is the invention according to claim 1,
The shoji screen is drawn multiple times,
When the plurality of shoji shojis are closed, the shoji of the shoji is placed on the floor near the lower end of the summon shoji of at least one shoji, and the shoji is shaken in the out-of-plane direction. A restriction member for restriction is provided.

According to the opening device of the first aspect, when the shoji suspended from the rail is moved in the opening and closing direction, the guide roller rolls along the floor along with this, and guides the movement of the shoji. Since the guide roller is provided on the gap closing member so as to slightly protrude from the gap preventing member, the gap between the lower end of the gap closing member and the floor surface can be kept constant with the protruding amount of the guide roller.
In addition, when the floor surface is uneven, the guide roller rolls on the unevenness, but the guide roller is urged downward by the urging member via the gap closing member. It moves up and down together with the gap closing member. Therefore, the gap between the lower end of the shoji and the floor can be made substantially constant, the gap can be almost closed, and the shoji can be opened and closed smoothly.

According to the opening part measures of Claim 2, since the control part is provided in the floor surface near the lower end of the summon of the shoji, the lower arm of the shoji is pinched from the out-of-plane direction of the shoji by this control part. Can control the out-of-plane direction of the shoji. Therefore, when this opening device is provided on a wall or the like that partitions the outside and inside of the building, it is possible to prevent the shoji from rattling due to wind pressure or the like.
In addition, since the restricting portion sandwiches the lower arm of the shoji from the out-of-plane direction of the shoji, there is no need to improve the shoji to prevent the play, and even a general-purpose shoji can prevent the play.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a front view of an opening device according to an embodiment of the present invention as viewed from the outside of a building. As shown in FIG. 1, the opening device includes a frame 1, two movable shojis 2 and 3 provided in the frame 1, and a fixed shoji 4.
The frame 1 is provided in parallel to the left and right vertical frames 1a and 1a, a first upper frame 1b connecting the upper ends of the left and right vertical frames 1a and 1a, and a predetermined interval below the first upper frame 1b. And the second upper frame 1c formed.
As shown in FIG. 2, a glass plate 1d is fitted between the first upper frame 1b and the second upper frame 1c. In addition, although this glass plate 1d comprises the space, this space may not exist.

The movable shoji 2 constitutes an inner shoji, the movable shoji 3 constitutes an outer shoji, and the fixed shoji 4 serves as a shoji for closing.
As shown in FIG. 2, the movable shoji 2 is hung on a rail 5 provided on the second upper frame 1 c via a suspension wheel 6, and the suspension wheel 6 rolls along the rail 5. It can be moved left and right (left and right in FIG. 1), thereby opening and closing the opening. Similarly, the movable shoji 3 is also suspended from the rail 5 provided on the second upper frame 1 c via the suspension wheel 6, and the suspension wheel 6 rolls along the rail 5 so that it can move left and right. Thus, the opening is opened and closed.

In addition, although the suspension wheel 6 is attached to the movable shoji 2 and 3 via the arms 6a and 6b, respectively, it is the one rail 5 that the suspension wheel 6 rolls. Therefore, although the suspension wheel 6 for the movable obstacle 3 is located directly above the movable obstacle 3, the suspension wheel 3 for the movable obstacle 2 is slightly eccentric to the outside of the movable obstacle 2. Further, a glass plate is fitted in each of the movable shojis 2 and 3.
Further, as shown in FIG. 3, the movable shoji 2 has pullers 7, 7 formed on the outside of the room along the vertical fence (door tip) 2 a outside the movable shoji 2, and the puller 8 summons. It is formed on the indoor side along the flange 2b. In the movable shoji 3, a puller 9 is formed on the outdoor side along the summoning bowl 3a, and a puller 10 is formed on the indoor side along the summoning bowl 3b.
The fixed shoji 4 is fixed to the second upper frame 1c and the vertical frame 1a, and a glass plate is also fitted to the fixed shoji 4.

An arm 11 is fixed to the summoning heel 2 b of the movable shoji 2. The arm 11 extends toward the movable shoji 3 side, and a side roller 12 is attached to the tip of the arm 11. The side roller 12 is inserted into a guide groove from a slit provided on the inner surface of the movable shoji 3, and can roll on the inner surface of the guide groove.
Further, an arm 13 is fixed to the summoning bowl 3 a of the movable shoji 3. The arm 13 extends toward the movable shoji 2 side, and a side roller 14 is attached to the tip of the arm 13. The side roller 14 is inserted into a guide groove from a slit provided on the outer surface of the movable shoji 2, and can roll on the inner surface of the guide groove.

  In addition, an arm 15 is fixed to the summoning bowl 3 b of the movable shoji 3. The arm 15 extends toward the fixed shoji 4, and a side roller 16 is attached to the tip of the arm 15. The side roller 16 is inserted into a guide groove from a slit provided on the inner surface of the fixed shoji 4, and can roll on the inner surface of the guide groove.

And when moving the movable shoji 2 with respect to the movable shoji 3, the roller 12, 14 rolls the inner surface of the guide groove | channel of the movable shoji 3 and the movable shoji 2, respectively, and movement of the movable shoji 2 is carried out. Guided. Further, when the movable obstacle 3 is moved with respect to the fixed obstacle 4, the movement of the movable obstacle 3 is guided by the roller 16 rolling on the inner surface of the guide groove of the fixed obstacle 4. Yes.
Therefore, the two-placing movable obstacles 2 and 3 are guided to prevent swinging in the out-of-plane direction (indoor / outdoor direction) when they move, that is, when opening and closing the opening. .

Although the clearance obstruction | occlusion member 20 is each provided in the lower end part of the said movable shoji 2, 3, the gap obstruction | occlusion member 20 provided in the lower end part of the movable shoji 2 is demonstrated below. The gap closing member 20 provided at the lower end portion of the movable shoji 3 has the same configuration as the gap closing member 20 provided at the lower end portion of the movable shoji 2, and therefore description thereof is omitted.
As shown in FIGS. 2 and 4, a concave groove 21 is formed in the lower end portion of the movable shoji 2 along the longitudinal direction of the lower arm 2 c of the movable shoji 2. A gap closing member 20 is inserted into the concave groove 21 so as to be movable up and down.
The gap closing member 20 includes a bottom tight 22 having a U-shaped cross section opened downward, and a packing material 23 attached to lower ends of both side plates of the bottom tight 22. The forehead blocks 24 and 25 are connected. The small edge blocks 24 and 25 are respectively inserted into the lower end openings of the summoning rods 2a and 2b of the movable shoji 2 so as to be movable up and down. A packing material 23 is also attached to the lower ends of the fore edge blocks 24 and 25.

In addition, a vertically long hole 26a is formed at the lower end portion of the wall portion 26 formed inside the summoning bowl 2a, and the lower end portion of the wall portion 27 formed inside the summing bowl 2b. A vertically long slot 27a is formed in the. The long holes 26a and 27a are arranged to face each other, and the vertical and horizontal positions are equal to the vertical length.
Then, by inserting screws 28 and 29 into the long holes 26a and 27b and screwing them into the small blocks 24 and 25, respectively, the gap closing member 20 is attached to the walls 26 and 27 so as to be movable up and down.

A pair of left and right guide rollers 30 are provided in the bottom tight 22. That is, first, the roller support 31 is inserted into the bottom tight 22. A flange portion is formed on the upper portion of the roller support 31. The flange portion is brought into contact with the upper inner wall surface of the bottom tight 22, and a screw 32 is inserted into the flange portion so that the upper plate of the bottom tight 22. The roller support 31 is fixed to the bottom tight 22 by being screwed into the portion.
The roller support 31 is provided with a mounting groove for mounting the guide roller 30. The guide roller 30 is inserted into the mounting groove, and the center portion of the guide roller 30 is supported by the shaft 30a. Has been. The shaft 30a is disposed in the mounting groove of the roller support 31, in which one end is fixed to the roller carrier 31. Note that both ends of the shaft 30 a may be fixed to the roller support 31.
The guide roller 30 protrudes downward from the lower end of the roller support 31, and the lower end of the roller support 31 is located above the lower end of the packing material 23. Further, the guide roller 30 protrudes slightly below the lower end of the packing material 23. For example, the distance between the lower end of the packing material 23 and the projected lower end of the guide roller 30 is about 1 mm.

A leaf spring (biasing member) 35 that biases the gap closing member 20 downward is provided between the gap closing member 20 and the upper surface of the concave groove 21 of the movable shoji 2.
That is, the plate spring 35 is in the shape of a strip that is curved upward, and one end thereof is formed in a flat plate shape, and a screw 36 is inserted into the flat plate portion and screwed into the upper plate portion of the bottom tight 22. Is attached to the upper surface of the bottom tight 22. In this state, the uppermost portion of the leaf spring 22 is in elastic contact with the upper inner wall surface of the bottom tight 22, thereby urging the bottom tight 22, that is, the gap closing member 20 downward. Since the guide rollers 30 and 30 are attached to the gap closing member 20, the guide rollers 30 and 30 are in elastic contact with the floor surface, that is, in a state of being urged downward.
The gap closing member 20, the guide roller 30, and the leaf spring 35 as described above are provided in the same manner at the lower end portion of the movable shoji 3.

And in the opening part apparatus provided with such a gap obstruction | occlusion member 20 and the guide roller 30, if the movable shoji 2 and 3 suspended by the rail 5 are moved to an opening-and-closing direction, guide roller 30 and 30 will be accompanied with this. Rolls on the floor and guides the movement of the movable shoji 2,3. Since the guide rollers 30 are provided on the gap closing member 20 so as to slightly protrude from the gap preventing member 20, a gap between the lower end of the gap closing member 20 (the lower end of the packing material 23) and the floor surface is provided. Can be held constant by the protruding amount of the guide rollers 30 and 30.
Further, when the floor surface is uneven, the guide rollers 30, 30 roll on the unevenness. The guide rollers 30, 30 are urged downward by the leaf springs 35, 35 via the gap closing member 20. Therefore, it moves up and down together with the gap closing member 20 along the unevenness. Therefore, the gap between the lower end of the movable shoji 2, 3 and the floor can be made substantially constant, the gap can be almost closed, and the movable shoji 2, 3 can be opened and closed smoothly.

Further, as shown in FIG. 3, when closing the movable sash 2 and 3, on the floor near the lower end of the callings alignment stile 3a movable sash 2, restricting member 40 is provided. The regulating member 40 regulates the out-of-plane deflection of the movable shoji 2 by sandwiching the lower arm 2c of the movable shoji from the out-of-plane direction (indoor / outdoor direction) of the movable shoji 2.
The restricting member 40 is an aluminum die-cast product, and a thin plate-like substrate 41 provided on the floor so as to cross the lower arm 2c of the movable shoji 2 and the lower arm 2c provided at both ends of the substrate 41. A pair of regulating blocks 42 and 42 are provided so as to sandwich the gap closing member 20 provided.

The substrate 41 is in the form of a thin strip having a thickness of about 2 mm and a width of about 30 mm. Further, the height of the restriction block 42 is about 12 mm.
The restriction blocks 42, 42 are formed integrally with the substrate 41, and contact portions 43, 43 that contact the gap opening / closing member 20 of the lower collar 2c are provided at opposing portions. The contact portions 43 and 43 are formed in a cylindrical surface shape, and the shortest distance between the contact portions 43 and 43 facing each other is substantially the same as or slightly wider than the width of the gap opening / closing member 20. Therefore, when the gap opening / closing member 20 is sandwiched between the contact portions 43, 43, the deflection of the lower collar 2c in the out-of-plane direction can be regulated.

Further, as shown in FIG. 5, the upper surface 42 a of the restriction block 42 is formed as a convex curved surface that smoothly continues from the periphery of the lower surface of the restriction block 42. That is, when the restriction block 42 is viewed from the side, as shown in FIG. 5B, the upper surface 42a is a smooth curved surface from the upper end of the contact portion 43 to the lower surface of the restriction block, and the restriction block 42 When viewed, as shown in FIG. 5 (c), the regulation block 42 is formed in a smooth circular arc surface intersecting with the opposing lower surface periphery.
The restriction block 42 is formed with a hole 42b penetrating from the upper surface to the lower surface. By inserting a screw into the hole 42b and screwing it into the floor surface, the restriction member 40 is fixed to the floor surface. Yes.

In the opening device provided with such a restricting member 40, the gap closing member 20 provided on the lower arm 2 c of the movable obstacle 2 is moved from the out-of-plane direction of the movable obstacle 2 when the movable obstacles 2 and 3 are closed. The movement of the movable shoji 2 in the out-of-plane direction can be regulated with the pinch. Therefore, when this opening device is provided on a wall or the like that partitions the outside and inside of the building, it is possible to prevent the shoji from rattling due to wind pressure or the like.
Moreover, since the movable shoji 2 and the movable shoji 3 are engaged by smoke return 2d, 3d, and the movable shoji 3 and the fixed obstacle 4 are engaged by smoke return 3e, 4e, it is movable by the restriction member 40. By regulating the out-of-plane shake of the shoji 2, the out-of-plane shake of the movable shoji 3 can be prevented.

In addition, the regulating member 40 includes a substrate 41 and a pair of regulating blocks 42 and 42, and contact portions 43 and 43 that abut against the gap closing member 20 are provided at portions facing the pair of regulating blocks 42 and 42. Therefore, the swing of the movable shoji 2 can be easily regulated by fixing the regulating member 40 to the floor surface. Therefore, rattling due to the swing of the movable shoji 2 can be prevented without laying a floor rail.
Further, even if the gap closing member 20 is provided on the lower lid 2 c of the movable shoji 2, the gap closing member 20 is sandwiched by the regulating member 40, whereby the lower lid 2 c is sandwiched from the out-of-plane direction via the gap closing member 20. be able to. Therefore, regardless of the shape of the lower end portion of the movable shoji 2, the swing of the movable shoji 2 can be restricted.
Further, the restriction block 42 has a height as low as about 12 mm, and its upper surface 42a is formed in a convex curved surface that is smoothly continuous from the periphery of the lower surface of the restriction block 42, so that it can be moved by a pin or the like standing on the floor surface Unlike the one that prevents the shoji 2 from swinging, it is possible to prevent a leg from tripping over the regulation block 42 or damage to the regulation member 40 due to this tripping.
In addition, since the regulating member 40 is easy to see, it is possible to alert the person when the movable shoji 2 and 3 are opened and the person goes back and forth through the opening. it can.
Further, the contact portions 43, 43 of the restricting member 40 have a cylindrical surface shape, and the gap closing member 20 is sandwiched between the closest portions thereof, so that the movable shoji 2 is closed from the opened state. When moving the gap, the gap closing member 20 can be guided by being inserted between the contact portions 43 and 43.

  In the present embodiment, the case where the present invention is applied to the opening device having the two-movable movable shojis 2 and 3 has been described as an example. The present invention can also be applied to an opening device having the above-mentioned number of movable shojis.

An example of the opening part apparatus which concerns on this invention is shown, It is the front view which looked at this opening part apparatus from the exterior of a building. It is a longitudinal cross-sectional view of an opening part apparatus similarly. FIG. 2 is a plan sectional view of the opening device. (A) is a side sectional view of the lower end of the movable shoji, (b) is a plan view of the lower end of the movable shoji, and (c) is a longitudinal sectional view of the lower end of the movable shoji. FIG. 5A is a plan view of the regulating member, FIG. 5B is a side view of the regulating member, and FIG. 5C is a front view of the regulating member.

Explanation of symbols

1 Frame 1a Vertical frame 1b First upper frame (upper frame)
1c Second upper frame (upper frame)
2, 3 Movable shoji 2b Summing rod 2c Lower rod 20 Gap closing member 30 Guide roller 35 Leaf spring (biasing member)
40 restricting member 41 substrate 42 restricting block 42a upper surface 43 contact portion

Claims (2)

A frame having a left and right vertical frame and an upper frame connecting the upper ends of the left and right vertical frames, and a shoji provided inside the frame, and the shoji is provided on a rail provided on the upper frame. An opening device that is suspended and configured to be movable along the rail,
A gap closing member for closing the gap between the lower end of the shoji and the floor surface is provided at the lower end portion of the shoji so as to be movable up and down, and the gap closing member rolls on the floor surface as the shoji moves. A guide roller is provided slightly projecting from the gap closing member,
A biasing member that biases the gap closing member downward is provided between the gap closing member and the shoji.
The gap closing member is formed in a U-shaped cross section that opens downward, and is inserted into a groove at the lower end of the shoji so that the side surface of the gap closing member faces the side surface of the groove. together it is provided rotatably provided with a bottom tight which is biased downward by the biasing member, and a packing material which is attached to the outside of the lower end a and the side plates of the both side plates of the bottom tight ,
The opening device, wherein the guide roller is provided inside both side plates of the bottom tight . The shoji screen is drawn multiple times,
When the plurality of shoji shojis are closed, the shoji shoji is placed on the floor in the vicinity of the lower end of the summing shoji of at least one shoji, and the shojis run out of the shoji in the out-of-plane direction. A regulating member is provided to regulate
The restricting member is provided so as to be formed on the floor surface so as to cross the lower arm of the shoji, and to be formed integrally with the substrate at both ends of the substrate and sandwich the gap closing member. The opening device according to claim 1, further comprising a pair of restriction blocks.

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