JP2000064698A - Sliding door device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make closed or open state holding force adjustable in the case of holding a sliding door into the closed or open state. SOLUTION: An opening part of a building frame is provided with an upper frame 3 and a lower frame, and a sliding door 5 is made to travel between guide grooves 3a, 4a (unillustrated) formed at the upper frame 3 and the lower frame. A stopper 6 formed of elastic material and provided with a locking part 6a formed is provided in the guide groove 3a of the upper frame 3. An upper side member of the sliding door 5 is provided with an abutting protruding rod 9 engaged with the stopper 6 when the sliding door 5 is put in the closed or open position, so as to impede the movement of the sliding door 5 from the closed or open position. The protruding height H of the contact protruding rod 9 is changeable.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sliding door device arranged in a building opening of a building, and more particularly to a holding mechanism of a sliding door device for elastically holding a closed or open state of the sliding door.

[0002]

2. Description of the Related Art A sliding door device provided at a building opening is
For example, when closing a sliding door, the sliding door closed at a constant speed may hit the vertical frame and open. In order to prevent this, various measures have been taken to maintain the closed state. For example, there is a means for making the opening / closing operation of the sliding door heavy so that the sliding door does not repel when it is closed or opened. However, since the opening and closing operation of the sliding door is heavy, it is difficult for children and sick people who have weak power to operate it. On the other hand, if the opening / closing operation force of the sliding door is too light, the repulsive force is large and the holding force in the closed or open state also needs to be large.Therefore, it is necessary to provide a strong stopper.
On the contrary, there was a problem that this strong stopper had to increase the required opening / closing operation force.

[0003]

SUMMARY OF THE INVENTION The present invention has been invented to solve the above-mentioned problems of the prior art. The problem is to provide a sliding door device with a function of holding a closed or open state. Another object of the present invention is to provide a sliding door device that can withstand various usability by adjusting the opening holding force.

[0004]

In order to solve the above-mentioned problems, a sliding door device according to claim 1 of the present invention is provided with an upper frame 3 and a lower frame 4 in an opening 2 of a frame 1, and the upper frame 3 Underside and bottom frame 4
In the sliding door device in which the sliding door 5 is arranged to be openable and closable by running the sliding door 5 between the guide grooves 3a and 4a respectively formed on the upper surface of the above, in the guide groove 3a of the upper frame 3 and / or the guide groove 4a of the lower frame,
A stopper 6 made of an elastic material is provided, and the sliding door 5
When the sliding door 5 is in the closed or open position, the upper side member 7 and / or the lower side member 8 engages with the stopper 6 and prevents the sliding door 5 from moving from the closed or open position. 9
Is provided, and the projecting height H of the corresponding contacting rod 9 can be changed.

In the sliding door device according to claim 2 of the present invention, in the above means, when the projecting height H is changeable, a height adjusting rod 11 is attached to the abutting projection rod 9.
As a part of the height adjusting rod 11, an operating portion 11a operable from the side surface of the upper side member 7 and / or the side surface of the lower side member 8 is provided.

In addition to the above-mentioned means, the sliding door device according to a third aspect of the present invention is characterized in that the horizontal position of the abutment rod 9 is adjustable.

[0007]

Embodiments of the present invention will be described with reference to the drawings. FIG. 2 shows a sliding door device provided in an opening 2 of a building body 1. An upper frame 3 is attached to an upper portion of the opening 2 by an upper frame holder 1a, and a lower frame 4 is buried in the lower portion. As a built-in construction, it is arranged between the floor boards 14, 14. A guide groove 3a for guiding the upper side member 7 of the sliding door 5 is formed on the lower surface of the upper frame 3, and a guide groove frame 3b made of a material such as an aluminum alloy is arranged along the inner surface thereof (cross section of the guide groove frame 3b. See Figures 2 and 3 for the shape. A lower frame 4 is arranged immediately below the guide groove frame 3b along the guide groove frame 3b.

A stopper 6 made of an elastic metal material, for example, a thin steel plate is arranged below the guide groove frame 3b. As shown in FIG. 1, the stopper 6 is formed in a band-like shape and is bent in an inverted mountain shape to form a locking portion 6a that abuts on an abutting rod 9 on the sliding door 5 side described later. Since the locking portion 6a needs to be elastically deformed (moved upward) upward by sliding contact with the movement of the contacting rod 9, one end portion of the stopper 6 is guided by a screw or the like.
It is fixed to b and the other end is mounted slidably in the guide groove frame 3b.

The lower frame 4 supports and guides an openable / closable sliding door 5 from below. The lower frame 4 includes a door roller receiving portion 4b in which a guide groove 4a is formed, and a receiving frame main body 4c supporting the concave and convex portions of the door roller receiving portion 4b from both sides and engaging portions 4d, 4d formed on both side portions thereof. , Side covers 4e, 4e detachably attached to the engaging portions 4d, 4d. The guide groove 4a
The door car of the sliding door 5 will run.

In the above structure, the door roller receiving portion 4b is detachable from the receiving frame main body 4c, and its mounting height is changeable. Also, since the door roller receiving portion 4b can be replaced,
It is possible to prepare a plurality of door roller receiving portions 4b having different shapes of the guide grooves 4a and select and install them according to the situation of the site. Further, in this embodiment, as shown in FIG. 2, since the lower frame 4 is arranged between the floor plates 14 and 14, the side covers 4e and 4e are not used, and the floor plates are provided on both sides of the lower frame 4. 14, 14 will be arranged. However, as shown in FIG. 4, when the lower frame 4 is arranged on the floor plate 14 (floor direct installation), the side covers 4e, 4e are attached to the engaging portions 4d, 4d, respectively.

As shown in FIG. 1, projecting rod mounting portions 10 and 10 are provided at the corners of the upper and left upper side members 7 of the sliding door 5 (front and rear in the traveling direction). Each of the rod mounting portions 10 has a symmetrical shape but the same shape, so only one of them (see FIG.
The rod mounting portion 10 (on the right side of FIG. 1) (applied when closed) will be described. As shown in FIGS. 1 to 3, a shoulder plate 10b is provided on the upper portion of the projecting rod mounting portion 10, and a screw supporting rod 10d having a female screw portion is hung at the center of the shoulder plate 10b to hang down a fixing screw 1 to be described later.
3 is screwed and supported.

A vertically movable abutment rod 9 is provided in a vertically formed hole in the rod attachment portion 10, and the upper end of the abutting rod 9 is projected above the upper side member 7. To place. Further, one end of a height adjusting rod 11 is rotatably attached to a lower end portion of the abutting rod 9 at a right angle, and the other end of the height adjusting rod 11 is projected to a side surface of the sliding door 5, and the protruding portion is It is formed as the operation unit 11a.

The height adjusting rod 11 is inserted into a guide elongated groove 10a formed in the protruding rod mounting portion 10 and can be vertically moved and fixed together with the contact protruding rod 9 within a range permitted by the guide elongated groove 10a. . Then, when the protrusion height H of the abutment rod 9 is at an appropriate value, the operating portion 11a is rotated by a driver or the like and fixed to the rod attachment portion 10. The vertical movement and the fixing operation can be performed even when the sliding door 5 is built in the upper and lower frames 3 and 4. Further, a fixing screw 13 is arranged at a right angle to the abutment rod 9 at a side position of the abutment rod 9 mounted on the rod attachment portion 10. That is, the fixing screw 13 is attached to the rod mounting portion 10.
It is inserted into the horizontal long groove 10c formed long in the horizontal direction.

Therefore, the horizontal position of the upper portion of the protruding rod mounting portion 10 can be changed with respect to the upper side member 7 by the fixing screw 13, and as a result, the upper end of the contact protruding rod 9 is located at the upper side member 7.
However, it is possible to change indoors and outdoors. Further, the lower portion of the projecting rod mounting portion 10 is fixed to the upper side member 7 by a mounting screw 15. The upper side member 7 is a member that constitutes the upper side of the sliding door 5, and is often the upper frame of the sliding door 5 or the upper end of the vertical frame, but is not limited to these. Similarly, the lower side member 8 is a member forming the lower side of the sliding door 5,
In many cases, the lower frame of the sliding door 5 or the lower end of the vertical frame is used, but the invention is not limited to these.

FIG. 3 is a plan view of the present embodiment, in which an airtight brush 17 is provided on the upright 16 provided near the sliding door 5. The contact pressure (contact force) of the airtight brush 17 is changeable on the side surface of the sliding door 5. That is, a mounting groove 16a is formed on the side surface of the sliding door 5 in the upright 16, and a brush mounting angle 18 having an L shape in plan view is arranged in the mounting groove 16a. The brush mounting angle 18 is fixed by a protrusion adjusting screw 18a. It is configured so that it can freely move in and out of the cubic 16. for that reason,
The protrusion adjusting screw 18a is attached to the sliding door 5 on the side of the mounting groove 16a,
A long hole 5a that is long in the horizontal direction is formed, and a protrusion adjusting screw 18a is inserted into the long hole 5a so that the fixing position of the protrusion adjusting screw 18a can be adjusted and fixed. This protrusion adjusting screw 18
The contact force of the airtight brush 17 against the surface of the sliding door 5 is adjusted by moving the brush mounting angle 18 in the elongated hole 5a using a. This means that the braking force of the airtight brush 17 on the sliding door 5 is adjusted.
Adjustments can be made to make opening and closing of the unit even more comfortable.

According to the present embodiment, with the above-mentioned structure, the sliding door 5 is closed between the upper frame 3 and the lower frame 4, and when the sliding door 5 is moved to the right end as shown in FIG. Since 9 is in a state of being elastically held to the right by the stopper 6, the sliding door 5 will not move to the left again due to the repulsive force during the closing operation. At this time, the abutment rod 9 adjusts and fixes the vertical position with respect to the upper side member 7 of the sliding door 5, and therefore adjusts the abutment force of the abutment rod 9 with respect to the stopper 6,
It is not necessary to increase the force when the sliding door is closed, and when the sliding door 5 is opened from the closed state, an opening force for overcoming the stopper 6 is required, but the protrusion height H of the abutment rod 9 is appropriately adjusted. Depending on the selection, it will not be excessive.

Although the above-described operation has been described for the case where the sliding door 5 is closed, it is the same when the sliding door 5 is opened, and at this time, the left contacting rod 9 in FIG. 1 functions. Further, when the contact position of the contact protrusion rod 9 with respect to the stopper 6 in the horizontal direction is not appropriate, the adjusting portion 12 may be loosened, the position thereof may be adjusted, and then the fixing screw 13 may be tightened. .

In the embodiment, the upper side member 7 of the sliding door 5
Although the contacting rods 9 and 9 are provided at both left and right ends of the above, they may be provided in either one and used only when closed or only when opened. Further, in this embodiment, the door roller receiving portion 4b of the lower frame 4 is used.
It is also possible to adjust the abutting force of the abutment rod 9 on the stopper 6. That is, a plurality of door roller receiving portions 4b having different depths of the guide grooves 4a may be prepared, and these may be appropriately selected and attached to the receiving frame main body 4c. Further, the door roller receiving portion 4b may be attached to the receiving frame main body 4c at various depths.

FIG. 4 shows a second embodiment of the present invention in which an opening / closing door having two sliding doors 5 is formed.
Two door roller receiving parts 4b are attached to one receiving frame main body 4c. Further, since the lower frame 4 is arranged between the inner and outer floor boards 14, 14 (floor embedding work), the side cover 4e,
4e is unnecessary. However, as shown in FIG.
When arranging the lower frame 4 on the floor board 14 (floor direct construction), it is necessary to attach the side covers 4e, 4e using the engaging portions 4d, 4d.

In the above embodiment, the stopper 6
Is provided on the guide groove frame 3b side, and the contact projection rod 9 is provided on the sliding door 5 side. Conversely, the stopper 6 is provided on the upper side member 7 side of the slide door 5, and the contact projection rod 9 is provided on the guide groove frame 3b side. However, in this case, as a matter of course, the projecting rod mounting portion 10 is provided on the upper frame 3 side. The stopper 6 may be changed in vertical position or fixed. Further, although the lower frame 4 shows an example in which two door roller receiving portions 4b are attached to one receiving frame body 4c, in a large-scale sliding door device, the door roller receiving portion 4b is attached to one receiving frame body 4c. May be three or more. The present invention can be used not only for preventing the sliding door 5 from coming off or coming off, but also for fixing the abutment rod 9 to the upper limit position by appropriately setting the vertical position of the abutment rod 9. By doing so, it is possible to lock the opening operation. Further, in the above claims, reference numerals are attached to the drawings to facilitate the correspondence with the embodiments, but the present invention is not limited to these.

[0021]

The present invention has the following effects due to the above configuration. 1. According to the invention as set forth in claim 1, the abutment rod that prevents the sliding door from moving from the closed or open position is provided, and the projecting height of the abutment rod can be changed. It is possible to reliably prevent the recoil of the sliding door when closed and / or when opened, and to appropriately adjust the opening / closing operation force of the sliding door.

2. According to the invention of claim 2, in addition to the above effect, a height adjusting rod is attached to the abutting projection rod, and a side surface of the upper side member and / or a lower side member is provided as a part of the height adjusting rod. By providing the operation portion that can be adjusted from the side surface, the operation force is in the in-plane direction of the sliding door, so that the operation is easy, and the operation can be performed even after the installation. Furthermore, the design is good because the operation part cannot be seen from the front of the sliding door. 3. According to the invention of claim 3, in addition to the effect of claim 1 or 2, the position of the contacting rod 9 in the horizontal direction is adjustable so that the positional relationship between the upper frame and the sliding door is appropriate. Even if it is not, the adjustment can be appropriately performed.

[Brief description of drawings]

FIG. 1 is an explanatory diagram of a main part of a first embodiment of the present invention.

FIG. 2 is a schematic side view of the first embodiment.

FIG. 3 is a plan view of a main part of the first embodiment.

FIG. 4 is an explanatory view of a main part of the first embodiment.

FIG. 5 is a side view of a main part of the second embodiment.

FIG. 6 is an explanatory diagram of a main part of the second embodiment.

[Explanation of symbols]

H ... Projection height 1 ... 1a ... Upper frame holder 2 ... Opening 3 ... Top frame 3a ... (Upper frame) guide groove 3b ... Guide groove frame 4 ... bottom frame 4a ... Guide groove (on bottom frame) 4b ... door car receiving part (in the lower frame) 4c ... (lower frame) receiving frame body 4d ... Engagement part (of lower frame) 4e ... Side cover (of lower frame) 5 ... Sliding door 5a ... long hole 6 ... Stopper 6a ... (stopper) locking part 7 ... Upper side member (of sliding door 5) 8 ... Lower side member (of sliding door 5) 9 ... Abutment rod 10 ... Mounting part for projecting rod 10a ... Guide long groove (of height adjustment rod 11) 10b ... Shoulder plate 10c ... Horizontal long groove 10d ··· Screw support rod 11 ... Height adjustment rod 11a ... Operating part (of the height adjustment rod 11) 12 ・ ・ Adjustment unit (right and left position) 13 ... Fixing screws 14 ... Floorboard 15 ... Mounting screws 16 ... 16a ... Mounting groove 17. Airtight brush 18 ... Brush mounting angle 18a ... Protrusion adjusting screw 19 ... Vertical frame

Claims (3)

[Claims] 1. An upper frame 3 and a lower frame 4 are provided in an opening 2 of a frame 1, and a sliding door 5 is run between guide grooves 3a, 4a formed in a lower surface of the upper frame 3 and an upper surface of the lower frame 4, respectively. In the sliding door device arranged so that it can be opened and closed, a stopper 6 made of an elastic material is provided in the guide groove 3a of the upper frame 3 and / or in the guide groove 4a of the lower frame, and the upper side member 7 of the sliding door 5 or / And the lower side member 8 is provided with an abutment rod 9 that engages with the stopper 6 and prevents the sliding door 5 from moving from the closed or open position when the sliding door 5 is in the closed or open position, and The upper side member 7 and / or the lower side member 8
The sliding door device is characterized in that the projecting height H of the abutting projecting rod 9 can be changed. 2. A height adjusting rod 11 is attached to the abutting projection rod 9 when the protruding height H is changeable, and the upper side member 7 is provided with a height adjusting rod 11 as a part of the height adjusting rod 11. The sliding door device according to claim 1, further comprising: an operation portion 11a operable from a side surface and / or a side surface of the lower side member 8. 3. The sliding door device according to claim 1, wherein a horizontal position of the abutment rod 9 is adjustable.