JP3138687U - Sliding door device - Google Patents

Abstract

Provided is a sliding door device having a mechanism capable of adjusting the height of a door, and capable of opening and closing or interlocking an inner door and an outer door by sliding left and right as needed.
A sliding door device comprising a fixed rail installed along an upper edge of an opening of a building, and an inner door and an outer door having rollers supported by the fixed rail so as to be capable of rolling. The fixed rail consists of a first rail part for supporting the roller of the inner door and a second rail part for supporting the roller of the outer door, along the upper edge of the outer door, A contact body extends in the longitudinal direction, the contact body contacts the roller of the inner door, the contact body is provided with an adjustment member for the vertical position of the contact body, An adjustment member for adjusting the position of the door is provided on the roller support portion that connects the inner door and the outer door and the roller.
[Selection] Figure 1

Description

  The present invention relates to a sliding door device. More specifically, a fixed rail that is installed along the upper edge of a building such as a duck at the opening of a building and has a flat, substantially C-shaped cross section that opens toward the lower edge of the opening such as a sill, and the fixing A sliding door device comprising an inner door and an outer door each having a roller rotatably supported by a rail, wherein the fixed rail is a first rail portion for supporting the roller provided on the inner door; The present invention relates to a sliding door device including a second rail portion for supporting the roller provided on the outer door.

  As a conventional sliding door device, a groove is provided in the sill that supports the sliding door, or a door is provided at the lower part of the sliding door, and a rail is provided in the sill. In some cases, for example, an old man with a cane may be prevented from walking or a wheelchair may be blocked. Thus, recently, various hanging type sliding door devices have been developed.

  For example, Patent Document 1 discloses a technique related to a sliding door device in which a rail fitting for a sliding door is fixed to an upper portion of a wall surface. Since the sliding door is suspended by rail fittings, it is possible to eliminate a sill groove or rail that hinders walking.

Registered Utility Model No. 3058457

  However, the sliding door device described in Patent Document 1 has a problem that there is only one rail of the rail bracket and it can only be used for a single door. If two doors are provided, there is only one rail, so the left and right cannot be mistaken, and doors must be provided on the left and right sides of the door. Further, in that case, it is necessary to open the two doors to the left and right, and it takes time, so it cannot be said that the convenience is necessarily excellent for an elderly person with a cane or a wheelchair user. In addition, when the floor is changed from flooring to tatami, or when carpet or other rugs are laid on the floor (or when the rugs already laid are removed), the actual floor height changes. If the floor height is high, the bottom of the door touches the floor and damages the floor surface, or it cannot be opened or closed. On the other hand, when the floor height is lowered, a space is created, so that the efficiency of air conditioning is deteriorated. Further, the tip of the foot or the like may be caught in the space, which may cause a domestic accident.

  This invention is made | formed in order to eliminate this problem, and aims at providing the mechanism which can adjust the height of a door. It is another object of the present invention to provide a sliding door device capable of opening and closing or interlocking the inner door and the outer door by sliding left and right as necessary.

  The sliding door device of the present invention is installed along an upper edge portion such as a duck in an opening of a building, and has a fixed rail having a flat and substantially C-shaped cross section that opens toward a lower edge portion such as a sill of the opening. , A sliding door device comprising an inner door and an outer door having two or more rollers supported by the fixed rail so as to be able to roll, wherein the fixed rail supports the roller provided on the inner door. The first rail portion and a second rail portion for supporting the roller provided on the outer door.

  In addition, a substantially L-shaped contact body extends in the longitudinal direction along the upper edge of the outer door, and the contact body contacts the roller provided at the upper end of the inner door. It is preferable to become.

  Furthermore, it is preferable that an adjustment member for the vertical position of the contact body is provided on the contact body.

  It is preferable that the adjustment member is a member that connects a roller support portion provided on an upper edge portion of the outer door and an abutting body extending from the upper edge portion of the roller support portion.

  It is preferable that an adjustment member for adjusting the position of the door is provided on a roller support portion that connects the inner door and the outer door and the roller.

  According to the present invention, a mechanism capable of adjusting the height of the door is provided, and the inner door and the outer door can be opened and closed in a left-right direction or interlocked as necessary.

  Hereinafter, the sliding door device of the present invention will be described in detail with reference to the accompanying drawings.

  FIG. 1 is a sectional view of an embodiment (Embodiment 1) of a sliding door device according to the present invention. FIG. 2 is a cross-sectional view of one embodiment (Embodiment 2) of the sliding door device of the present invention. FIG. 3 is a top view for explaining a state in the middle of opening in one embodiment (second embodiment) of the sliding door device of the present invention. FIG. 4 is a cross-sectional view for explaining the operation of the adjusting member and the contact body in one embodiment (Embodiment 3) of the sliding door device of the present invention, and FIG. FIG. 4B is a cross-sectional view for explaining a state where the contact body floats with the roller of the inner door, and FIG. 4B illustrates a state where the adjustment member is loosened and the contact body contacts the roller of the inner door. FIG. 5: is a front view for demonstrating the adjustment member in one Embodiment (Embodiment 4) of the sliding door apparatus of this invention.

Embodiment 1
As shown in FIG. 1, the sliding door device 1 according to the first embodiment is supported by a fixed rail 2 having a flat, substantially C-shaped cross section that opens downward, and a roller 3a and a roller 4a. The inner door 3 and the outer door 4 are provided. In addition, the opening part of the fixed rail 2 is provided with a guide 2a facing inward so that the mounted roller 3a and roller 4a do not fall unexpectedly during the rolling operation. The guide 2a prevents the rollers 3a and 4a from falling, and the rollers 3a and 4a can smoothly roll the fixed rail 2. Further, examples of the material of the fixed rail 2 include aluminum and stainless steel, but various materials that are obvious to those skilled in the art can be used without any particular limitation in the present invention. Aluminum that is preferably light and has sufficient strength to suspend the door is used.

  The inner door 3 and the outer door 4 are different rails (hereinafter, the rail on which the inner door 3 is mounted is referred to as a first rail portion 2b, and the rail on which the outer door 4 is mounted is referred to as a second rail portion 2c). Since it is mounted, the inner door 3 and the outer door 4 can be reversed. In addition, examples of the material of the roller 3a and the roller 4a include resins and rubber materials, but various materials obvious to those skilled in the art can be used without particular limitation in the present invention. Preferably, engineering resin is used because the first rail portion 2b and the second rail portion 2c need to roll smoothly.

  The rollers 3 a and 4 a are connected to the upper end portions of the respective doors via the roller support portion 5. The roller support portion 5 includes a roller bearing 5 b fixed to the roller shaft 5 a and a metal fitting 5 c for connecting to the upper end portions of the inner door 3 and the outer door 4. For fixing the roller shaft 5a and the roller bearing 5b, various fixing methods obvious to those skilled in the art, such as rivet bonding, can be selected. Further, the roller bearing 5b and the metal fitting 5c are fixed by a combination of a bolt and a nut, but various fixing members and fixing methods obvious to those skilled in the art can be selected. Good. A plurality of roller support portions 5 are provided with respect to the inner door 3 and the outer door 4 (in this embodiment, two cases are illustrated). Thereby, the weight of the inner door 3 and the outer door 4 can be disperse | distributed to the fixed rail 2, and damage and abrasion of the fixed rail 2, the roller 3a, and the roller 4a can be reduced. Moreover, when the inner door 3 and the outer door 4 are opened and closed, they can be opened and closed smoothly without rattling.

  Furthermore, for the purpose of preventing the collision between the inner door 3 and the outer door 4 during the opening / closing operation, it is possible to provide a spacer 6 on the surface of the roller support portion of the outer door 4 that faces the roller support portion of the inner door 3. . The spacer 6 is fixed by a fixing member (not shown) in the roller support portion of the outer door 4.

Embodiment 2
As shown in FIG. 2, the sliding door device 7 according to the second embodiment has a substantially L-shaped contact body 8 extending in the longitudinal direction along the upper edge of the outer door 4. However, it is the same as that of the sliding door apparatus 1 of Embodiment 1 except contact | abutting with the roller 3a provided in the upper end part of the said inner door 3. FIG.

  The abutting body 8 extends from the upper end portion of the roller support portion 5d having a substantially S-shaped cross section, which is installed at the upper edge portion of the outer door 4, and is fixed by a fixing member 9 such as a screw. However, various fixing members and fixing methods obvious to those skilled in the art can be selected. For example, rivet bonding may be used.

  As shown in FIGS. 2 and 3, the contact body 8 is provided at a position in contact with the roller 3 a provided at the upper end portion of the inner door 3, so that when the outer door 4 is rolled, A moment of force in the same direction as the traveling direction of the outer door 4 is also generated in the inner door 3 that is in contact via the contact body 8 and can be interlocked. The interlocking ratio (the ratio of the moving distance of the inner door to the moving distance of the outer door) can be freely set by selecting the size of the roller 3a and the roller 4a and the material of the contact body 8. Moreover, it is preferable to select the thickness of the contact body 8 so that the roller 4a of the outer door 4 can be sufficiently mounted on the second rail portion 2c. That is, when the thickness of the contact body 8 is too thick, a contact failure between the roller 4a of the outer door 4 and the second rail portion 2c occurs, which may cause a problem of not rolling stably. On the other hand, when the thickness of the contact body 8 is too thin, contact failure may occur, and the outer door 4 and the inner door 3 may not be smoothly interlocked.

  In the present invention, as shown in FIG. 2, the rubber 10 is fixed to the surface of the contact body 8 that contacts the roller 3 a of the inner door 3 along the longitudinal direction of the contact body 8. Thereby, frictional resistance is produced when contacting the roller 3a, and the interlocking rate can be improved. Further, the rubber 10 can reduce noise during interlocking. Examples of the rubber 10 include various elastic bodies such as natural rubber, synthetic rubber, and elastomer. When these materials are selected, various materials obvious to those skilled in the art are used without particular limitation in the present invention. Can do.

  In the present embodiment, the example in which the substantially S-shaped roller support portion 5d is provided at the upper end portion of the outer door 4 has been described. However, the shape of the roller support portion 5d is not limited to this, and the embodiment is described. The contact body 8 may be separately fixed to one roller support portion. Furthermore, there is no problem even if the contact body 8 is integrally formed with the roller support portion 5d of the present embodiment.

Embodiment 3
As shown in FIG. 4, the sliding door device 11 according to the third embodiment is released from the contact state when the fixing by the fixing member is tightened (see FIG. 4A), and the fixing by the fixing member is loosened. In this case, the configuration is the same as that of the sliding door device 7 of the second embodiment except that the contact body 8 (rubber 10) is configured to contact the roller 3a of the inner door 3 (see FIG. 4B). In the present embodiment, since the above configuration is not substantially fixed, it will be referred to as an adjustment member 12 for the purpose of distinction, but is the same configuration as the fixing member 9 of the second embodiment. In the present embodiment, the height of the fixed rail 13 is higher than that of the fixed rail 2 of the first or second embodiment from the viewpoint of improving convenience when adjusting the adjusting member 12. The sliding door device 11 of the present embodiment is not limited to this, and there is no problem even if the same sliding door device 1 of the first embodiment or the sliding door device 7 of the second embodiment is used.

  Furthermore, the height of the adjusting member 12 can be adjusted without any problem even if it is provided near the center position in the longitudinal direction of the contact body 8, but preferably within a range that does not require the user's trouble at an appropriate interval. It is preferable that a plurality (for example, two places near both ends of the contact body 8) is provided.

  Thereby, the contact body 8 can select a contact state or a non-contact state with the roller 3a of the inner door 3, and not only the inner door 3 and the outer door 4 are separately rolled but also interlocked. It is also freely selectable.

Embodiment 4
As shown in FIG. 5, the sliding door device 14 according to the fourth embodiment is provided with an adjustment member 15 for adjusting the positions of the inner door 3 and the outer door 4. The adjustment member 15 includes a long hole 15a provided in front of the roller support portion 5 and a fixing member 15b that passes through the long hole 15a and is fixed so as to be sandwiched therebetween.

  This changes the actual floor height when the floor is changed from flooring to tatami mats, or when carpet or other rugs are laid on the floor (or the rugs already laid are removed). The height of the inner door 3 and the outer door 4 can be adjusted according to the height of the floor.

  By optimizing the height of the inner door 3 and the outer door 4, when the floor height becomes high, the bottom of the inner door 3 and the outer door 4 is in contact with the floor, and the floor surface is damaged or cannot be opened and closed. On the other hand, if the floor height is low, a space will be created, which may reduce the efficiency of air conditioning or heat, and may cause a domestic accident by putting the tip of a foot in the generated space. Absent.

  In addition, although the long hole 15a and the fixing member 15b corresponding to the long hole 15a may each be one or more, it is preferable to provide two or more in order to disperse the weight of the inner door 3 and the outer door 4. Further, by dispersing the weights of the inner door 3 and the outer door 4 at two or more locations, even if the fixing strength of the fixing member 15b at one location is reduced due to secular change, the inner door 3 or the outer door 4 is used. Will not fall unexpectedly. The user may periodically retighten the fixing member 15b that has become weak due to aging.

  The sliding door device of the present invention is effective, for example, when it is provided at the entrance of a closet or the like. In other words, if you have doors that are normally closed, such as close-in doors, and you know to some extent what is in which position, you need to remove all doors instead of opening and closing them. It is sufficient to open only the necessary parts (necessary doors) as much as necessary. In this case, when the doors are interlocked, the convenience is bad, and the user adjusts the adjustment member so that the contact body is in the state shown in FIG. 4A of the third embodiment. .

  In addition, in the case where the sliding door device of the present invention is installed inside the joinery, it is only necessary to open the part necessary for traffic, and if it is for one door, FIG. If the configuration of FIG. 4A of the third embodiment is selected and the number of doors is two, the configuration of FIG. 2 of the second embodiment or the configuration of FIG. 4B of the third embodiment may be selected.

  In the present embodiment, the case where there are two doors has been described in detail, but the configuration of the present invention is not limited to this, and a plurality of doors having three or more doors may be used. In the case of a plurality of three or more, by opening only the necessary doors without interlocking all the doors, for example, the object being pushed in can be taken out efficiently, and the utility value is further increased. Of course, they may be interlocked, and when there are a plurality of doors having three or more doors, it is obvious that further labor for opening and closing can be saved.

  As described above, by using the sliding door device of the present invention, the height of the door can be adjusted, and the inner door and the outer door can be opened / closed in a left / right direction or interlocked as necessary.

It is sectional drawing in one Embodiment (Embodiment 1) of the sliding door of this invention. It is sectional drawing in one Embodiment (Embodiment 2) of the sliding door of this invention. It is a top view for demonstrating the state in the middle of opening in one Embodiment (Embodiment 2) of the sliding door of this invention. It is sectional drawing for demonstrating operation | movement of the adjustment member and contact body in one Embodiment (Embodiment 3) of the sliding door of this invention. It is a front view for demonstrating the adjustment member in one Embodiment (Embodiment 4) of the sliding door of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1, 7, 11, 14 Sliding door apparatus 2, 13 Fixed rail 2a Guide 2b 1st rail part 2c 2nd rail part 3 Inner door 3a, 4a Roller 4 Outer door 5, 5d Roller support part 5a Roller shaft 5b Roller bearing 5c Metal fittings 6 Spacer 8 Contact body 9, 15b Adhering member 10 Rubber 12, 15 Adjusting member 15a Long hole

Claims (5)

A fixed rail that is installed along the upper edge of the opening of the building, such as a duck, and has a flat, substantially C-shaped cross section that opens toward the lower edge of the opening, such as a sill;
A sliding door device comprising an inner door and an outer door having rollers supported by the fixed rail so as to be freely rollable,
The sliding door apparatus which the said fixed rail consists of the 1st rail part for supporting the said roller provided in the said inner door, and the 2nd rail part for supporting the said roller provided in the said outer door. Along the upper edge of the outer door, a substantially L-shaped contact body extends in the longitudinal direction,
The sliding door device according to claim 1, wherein the contact body is in contact with the roller provided at an upper end portion of the inner door. The sliding door device according to claim 2, wherein an adjustment member for adjusting a vertical position of the contact body is provided on the contact body. The sliding door according to claim 3, wherein the adjustment member is a member that connects a roller support portion provided at an upper edge portion of the outer door and an abutting body extended from the upper edge portion of the roller support portion. apparatus. The sliding door device according to any one of claims 1 to 4, wherein an adjustment member for adjusting a position of the door is provided on a roller support portion that connects the inner door and the outer door and the roller.

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