JPH08165835A - Interlocked sliding door with rails on upper and lower stages - Google Patents

Abstract

PURPOSE: To facilitate the maintenance of an interlocked guide device and smoothly open or close a sliding door by fitting rails on the guided upper and lower stages so that the front sliding door auxiliary wheels fixed to a front sliding door are rolled on auxiliary fixed rails fitted at the upper positions of moving rails. CONSTITUTION: A front sliding door 2 is moved to the opening direction from the closed state, and rear sliding door rotary wheels 7a, 7b are friction-rotated with moving rails 4a, 4b integrally fitted to the front sliding door 2. The rear sliding door rotary wheels 7a, 7b are rotatively moved on fixed rails 11a, 11b, and an integrally fitted rear sliding door 1 is moved to the opening direction. The shift distance of the rear sliding door 1 is made nearly a half of that of the front sliding door 2, and the rear sliding door 1 and the front sliding door 2 are overlapped in the fully opened state at the terminal (fully opened state). Rails and wheels are covered with urethane rubber to increase the coefficient of frictional resistance, and the moving rails 4a, 4b and the rear sliding door rotary wheels 7a, 7b are cooperated with each other by preventing a ship.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an interlocking sliding door device installed in a storeroom, a house, a warehouse, a doorway of an office, a partition or the like.

[0002]

2. Description of the Related Art Conventionally, as a sliding door device for opening and closing one of two sliding doors, the other is also opened and closed.
For example, there is one described in Japanese Patent Application No. 4-213308. This sliding door includes a reciprocating rear sliding door provided with a rotating wheel that rolls on a fixed rail, a front sliding door reciprocatingly provided in parallel with the rear sliding door, and a rotation of the rear sliding door fixed to the front sliding door. It consists of a rail that contacts the upper part of the wheel and rotates the rotating wheel of the rear sliding door as the front sliding door reciprocates.When the front sliding door is opened and closed, the rear sliding door moves with the movement of the front sliding door. It moves only half the amount. This interlocking sliding door device has a simple structure, and because of its simple structure, the interlocking sliding door device is applied as a interlocking sliding door device made of a thin steel plate such as a storeroom. However, this interlocking sliding door device uses rails made of thin steel plate, and the protective cover member of the interlocking sliding door device also serves as the rail on which the rotating wheel of the front sliding door runs, so that the protective cover is protected from the impact applied from the outside. When the member is deformed, the rail portion is also distorted and the interlocking sliding door device does not operate. Further, since the rails on which the rotating wheels of the rear sliding door and the front sliding door travel are provided at the same height, and the protective cover member also serves as the traveling rail of the front sliding door, when the rotating wheel comes off the rail, When performing the restoration work or adjusting the attachment state of the rear sliding door or the front sliding door to smoothly perform the opening / closing operation, the entire interlocking sliding door device must be disassembled, and maintenance is extremely difficult.

[0003]

SUMMARY OF THE INVENTION It is an object of the present invention to provide an interlocking sliding door device having a rail structure in consideration of strength in order to solve the above-mentioned problems of the prior art. Further, it is another object of the present invention to provide an interlocking sliding door device that can prevent fluttering when opening and closing the sliding door as much as possible, can be opened and closed smoothly, and can prevent slipping when opening and closing.

[0004]

SUMMARY OF THE INVENTION An interlocking sliding door device according to the present invention includes (a) a fixed rail, (b) a reciprocating rear sliding door having a rotating wheel rolling on the fixed rail, and (c). The front sliding door is provided on the front side of the rear sliding door so as to be reciprocally movable in parallel with the rear sliding door, and (d) is fixed to the front sliding door and abuts on the upper part of the rotating wheel of the rear sliding door, and the front sliding door is reciprocated. It is an interlocking sliding door device consisting of a moving rail that rotates the rotating wheel of the rear sliding door, and the front sliding door auxiliary wheel fixed to the front sliding door rolls on the auxiliary fixed rail arranged at the upper position of the moving rail. You are instructed to do so.

At least two fixed rails of this interlocking sliding door device are arranged in parallel, and a plurality of rotating wheels are preferably fixedly arranged so as to roll on each fixed rail. , At least a fixed rail,
It is preferable that one of the moving rail and the rotating wheel is treated to increase rolling frictional resistance.

Further, it is preferable that at least one outer surface of the fixed rail, the movable rail, and the rotary wheel is subjected to a treatment for increasing rolling frictional resistance. It is desirable that the position can be adjusted in the direction.

[0007]

In the interlocking sliding door device according to the present invention, since the fixed rail, the movable rail, and the auxiliary fixed rail are provided in the upper and lower stages, the rail can be easily maintained by removing the protective cover member. Further, even if the protective cover member is deformed, the rail portion will not be distorted and the interlocking sliding door device will not operate. In addition, repair work when the rotating wheel comes off the rails and adjustment of the mounting position of the rear sliding door or the front sliding door for smooth opening and closing operations can be performed without disassembling the entire device. Possible and extremely easy to maintain. The auxiliary fixed rail that is fixedly provided to the front sliding door and that guides the auxiliary sliding wheel auxiliary wheel is disposed above the fixed rail that is fixedly provided to the rear sliding door and that guides the rotating wheel. It is also possible to adjust the mounting position of the rear sliding door without removing the sliding door from the fixed rail.

The front sliding door and the rear sliding door run reciprocally while being guided by wheels that also serve as rotating wheels provided in at least two places on the upper part of the front sliding door and back sliding door, respectively. The rail is composed of at least two parallel rails, and the rotating wheel is provided with a plurality of wheels arranged in parallel so as to roll on the two parallel rails. Lateral runout is suppressed, and there is very little fluttering when opening or closing the front sliding door or the rear sliding door, and smooth opening / closing is possible.
Since at least one of the fixed rail, the moving rail, the auxiliary fixed rail, the rotating wheel, and the auxiliary wheel is treated to increase rolling friction resistance, it is possible to prevent slipping when opening and closing the sliding door. By using the fixed rail or / and the movable rail or / and the auxiliary fixed rail as the rack and the rotary wheel or / and the auxiliary wheel as the pinion, the effect is further improved.

Further, the positions of the fixed rail, the movable rail and the auxiliary fixed rail can be adjusted in the vertical direction, and the contact state of the rotating wheel rolling on these rails and the auxiliary wheel on the rail is respectively. Since they can be adjusted independently, it is possible to open and close the front and rear sliding doors smoothly by optimally adjusting these contact states.

[0010]

EXAMPLES The present invention will be described in detail below with reference to examples. FIG. 1 is a schematic perspective view of an embodiment of the present invention.
4 is a partial cross-sectional view of AA in FIG. 1, FIG. 3 is a partial schematic explanatory view showing a mechanism of the interlocking sliding door device, and FIG.
[Fig. 4] is a schematic view of an embodiment in which there are three sliding doors. In FIG. 1, reference numeral 10 denotes an interlocking sliding door device, which has a corner post 16 and a corner post 17, a fixed rail portion covered with a protective cover 9, and a lower rail portion 15 as a frame. The fixed panel 13 is integrally formed in the frame, and the second member 2 (front sliding door) and the first member 1 (rear sliding door) are attached to the left opening 18 of the fixed panel 13 in a sliding manner. Has been. When the interlocking sliding door device 10 is fully opened, the front and rear sliding doors are superposed on the front surface of the fixed panel 13 and stored, and the left opening 18 of the fixed panel 13 is fully opened.

FIG. 2 is a partial sectional view taken along the line AA in FIG. In FIG. 2, fixed rails 11a and 11b (guide rails), auxiliary fixed rails 12a and 12b (guide rails), an upper auxiliary support rail attachment portion 14, and a protective cover 9 are attached to the upper portion of the fixed panel 13. . Fixed rails 11a and 11b, auxiliary fixed rails 12a and 12b, and moving rail 4a,
And 4b are supporting portions 11 each having a long hole 30.
c, 12c, 4c are attached by screwing them with screws 31, and the mounting positions thereof are the support portion 11
It is independently adjustable by adjusting screws 32 provided on the lower part or the upper part of c, 12c, 4c. Further, on the fixed rails 11a and 11b, the rear sliding door rotating wheels 7a and 7b are rotatably movable, and the rear sliding door hanger portion 5 is provided.
The rear sliding door 1 integrally attached to the rotary wheels for rear sliding doors 7a and 7b (wheels) is hung. The moving rail 4 is provided above the rotary wheels 7a and 7b for the rear sliding doors.
via a and 4b and the front sliding door hanger portion 6,
The front sliding door 2 integrally attached to the front sliding door hanger portion 6 is suspended. Further, auxiliary wheels 8a and 8b for the front sliding door are provided on the upper part of the front sliding door hanger portion 6 in order to prevent lateral swing when the front sliding door 2 is moved.
It has a structure of rotating and moving along 2b. The front sliding door auxiliary wheels 8a and 8b also have a function of supporting at least half the weight of the front sliding door 2.

FIG. 3 is a partial schematic explanatory view showing an interlocking mechanism of the interlocking sliding door device 10. Based on FIG. 3, the interlocking sliding door device 1
The opening / closing mode of 0 will be described. When the front sliding door 2 is moved from the closed state to the opening direction, the moving rails 4a and 4b integrally attached to the front sliding door 2 move to the rear sliding door rotary wheel 7.
Since a and 7b are frictionally rotated, the rear sliding door rotating wheels 7a and 7b are rotationally moved on the fixed rails 11a and 11b, and are integrally attached to the rear sliding door rotating wheels 7a and 7b. Move 1 to the open direction.
Moreover, the moving distance of the rear sliding door 1 is almost half that of the front sliding door 2, and the rear sliding door 1 and the front sliding door 2 are the end points (fully opened state).
In, the sliding doors are overlapped (overlapping) to be in a fully opened state. The cooperation between the moving rails 4a and 4b and the rear sliding door rotary wheels 7a and 7b can be prevented from slipping by coating the rails and wheels with urethane rubber or the like to increase the rolling frictional resistance coefficient. preferable. Further, a meshing mechanism in which rails are racks and wheels are pinions may be used. These racks and pinions do not have to have large irregularities and may have a structure having a function of increasing the friction coefficient. Further, in order to ensure frictional rotation between the moving rails 4a and 4b and the rear sliding door rotary wheels 7a and 7b, the rear sliding door rotary wheel may be made of an elastic body such as urethane rubber.

In this way, the fixed rails 11a and 1
The rotary wheels 7a and 7b for rear sliding doors rotate on 1b, and the moving rails 4a and 4b are arranged on the rotary wheels 7a and 7b for rear sliding doors. Operate. Moreover, the moving distance of the rear sliding door is almost half that of the front sliding door. In addition, in the present embodiment, the configuration example of the front and rear two sliding doors has been described, but the present invention can be implemented even when the sliding door is configured by three. For example, an embodiment as shown in the schematic view of FIG. 4 is shown. FIG.
In the embodiment shown in, the member arranged immediately before the fixed panel 13 is the first member, and the member arranged in the middle is the second member. In this embodiment, the third member 20 is further arranged on the front side of the second member. The third member 20 is
It is suspended on the second member auxiliary wheels 8a and 8b by moving rails 22a and 22b that are integrally attached via the third member hanger portion 21. Further, on the upper part of the front sliding door hanger portion 21, the auxiliary wheel 2 for the third member for preventing lateral shake when the third member 20 moves.
3a and 23b are auxiliary fixing rails 24 for the third member.
It has a structure of rotating and moving along a and 24b. By repeating such a structure, the technical idea of the present invention can be applied to an interlocking sliding door device having many interlocking sliding doors. The present invention is not limited to the above-mentioned embodiment, and can be applied to a sliding type sliding window, a partition wall panel, and the like.

[0014]

Since the interlocking sliding door device of the present invention has a structure in which the protective cover member can be attached and detached freely, restoration work when the rotating wheel comes off the rail and adjustment of the mounting position of the rear sliding door or the front sliding door. In such cases, repair work can be performed without disassembling the entire apparatus, and maintenance is extremely easy. Further, the fixed rail for the front sliding door is provided at a position higher than the fixed rail for the rear sliding door, and it is possible to adjust the mounting position of the rear sliding door without removing the front sliding door from the fixed rail. . Further, the contact state of the rotating wheel of the sliding door on the fixed rail before and after rolling on the fixed rail, and the contact state of the moving wheel of the front sliding door on the rotating wheel can be adjusted independently. It is also possible to smoothly open and close the front and rear sliding doors by adjusting the contact state of. Furthermore, the fixed rails for the front and rear sliding doors consist of at least two rails, and the rotating wheel is
Since it is composed of a plurality of wheels arranged at least in parallel so as to roll on a book rail, lateral shake during traveling is suppressed, and fluttering when opening and closing a sliding door is extremely small. Further, since the sliding door and the rail cooperate with each other to increase the rolling frictional resistance, it is possible to prevent the sliding door from slipping. Further, the front sliding door and the rear sliding door are supported by at least four wheels in total, and the weight is dispersed, so that the sliding door can be applied as an interlocking sliding door device having a relatively large weight.

[Brief description of drawings]

FIG. 1 is a schematic perspective view of an embodiment of the present invention.

FIG. 2 is a partial cross-sectional view taken along the line AA in FIG.

FIG. 3 is a partial schematic explanatory view showing a mechanism of a sliding door device.

FIG. 4 is a schematic view of an example of a three-sliding door.

[Explanation of symbols]

1. Rear sliding door (first member) 2. Front sliding door (second member) 4a, 4b. Moving rail 5. Rear sliding door hanger section 6. Front sliding door hanger part 7a, 7b. Rotating wheels for rear sliding doors 8a, 8b. Auxiliary wheel for front sliding door 10. Interlocking sliding door device 11a, 11b. Fixed rails 12a, 12b. Auxiliary fixed rail 13. Fixed panel 14. Auxiliary fixed rail mounting part 20. Third member 21. Third member hanger portion 22a, 22b. Moving rails 23a, 23b. Integrally attached to the third member. Auxiliary wheel for third member 24a, 24b. Auxiliary fixed rail for third member

Claims (5)

[Claims] 1. A reciprocatingly movable rear sliding door having: (a) a fixed rail; and (b) a rotating wheel rolling on the fixed rail.
(C) A front sliding door provided on the front side of the rear sliding door so as to be reciprocally movable in parallel with the rear sliding door, and (d) fixed to the front sliding door and abutting on an upper portion of a rotary wheel of the rear sliding door, An interlocking sliding door device comprising a moving rail that rotates a rotary wheel of the rear sliding door according to the reciprocating movement of the sliding door, wherein an auxiliary fixed rail disposed at an upper position of the moving rail is fixed to the front sliding door. Interlocking sliding door device in which rails are provided in the upper and lower stages in which the auxiliary front sliding door auxiliary wheels are guided to roll. 2. The fixed rails are arranged at least two in parallel, and a plurality of the fixed wheels are fixedly arranged so as to roll on the respective fixed rails. The interlocking sliding door device described. 3. The method according to claim 1, wherein at least one outer surface of the fixed rail, the movable rail, and the rotary wheel is subjected to a treatment for increasing rolling frictional resistance. The interlocking sliding door device described. 4. At least one of the fixed rail, the movable rail, and the rotary wheel is treated to increase rolling frictional resistance. 3. The interlocking sliding door device according to any one of 3. 5. The interlocking sliding door device according to claim 1, wherein the fixed rail, the movable rail, and the auxiliary fixed rail can be adjusted in position in the vertical direction.