JP5376965B2 - Anti-sway device for hanging sliding doors - Google Patents

Description

  The present invention relates to an anti-sway device for a hanging sliding door that does not have a guide rail on the floor side.

  The suspension door that does not have a guide rail on the floor side swings in the direction perpendicular to the opening / closing movement direction at the lower end thereof. As a swing-stop device for such a hanging sliding door, a movable piece that can be swung up and down is provided on the floor, and a concave portion for fitting the movable piece is provided at the lower end of the hanging sliding door. There is known a structure in which a stop member (movable piece) is caused to be inserted into the concave portion by being caused by magnetic attraction of a magnet. (Patent Document 1)

Japanese Patent Application No. 2000-213225

  The above-described conventional steady rest device has a mechanism in which a magnet is provided on at least one of the steady rest member provided on the floor and the lower end portion of the suspension sliding door, and the suspension member is caused by the magnetic attraction of the magnet. Even if the height and the hanging position of the are slightly changed, it may become unusable. Further, even when the door frame to which the guide rail is attached or the floor to which the steadying member is attached is deformed, the steadying device may not function normally. The distance that the magnetic attractive force of the magnet can effectively act is naturally limited, and the relative distance between the lower edge of the sliding door and the floor can be reduced magnetically by changing the height of the sliding door to a smaller value or changing the hanging position upward. This is due to the fact that the attractive force becomes larger than the effective distance.

  The problem to be solved by the present invention is to provide an anti-sway device that can be adjusted so that a magnetic attraction can effectively act on the anti-sway member according to the relative distance between the lower end of the suspension door and the floor. is there.

  In order to solve the above-described problems, the steady rest device of the present invention is fixed to the steady rest member provided on the floor so as to be movable up and down, the concave portion provided at the lower end portion of the hanging sliding door, and the steady rest member. A first magnetic member and a second magnetic member held at the lower end of the suspension sliding door, one of the magnetic members being a magnet and the other having a magnetic pole in a direction to magnetically attract the magnet. The suspended sliding door, which is a magnet or a magnetic body arranged, and is moved up by a magnetic attraction acting between the first magnetic member and the second magnetic member and fitted in the recess. A swing-holding device for a sliding door that prevents the swinging of the second sliding member, and includes an adjusting mechanism for adjusting a relative distance between the floor and the second magnetic member, and the adjusting mechanism includes the second magnetic member. The suspension is movable up and down while facing the floor. A magnetic member holding body provided at a lower end portion of the sliding door; and an operation mechanism for moving the magnetic member holding body up and down to adjust the relative distance.

  According to this steady rest device, even if the relative distance between the lower end of the sliding door and the floor changes due to the change in the height dimension of the sliding door or the suspension position, the relative distance between the floor and the second magnetic member is adjusted by the adjusting mechanism. By adjusting the value, it is possible to obtain a state in which the magnetic attractive force can effectively act on the steadying member.

In the steady rest device of the present invention, it has an elastic member that urges the magnetic member holding body in a downward direction, and a wheel-like member that is rotatably provided at a tip portion of the magnetic member holding body,
When there is an obstacle between the suspension door and the floor, the wheel member is brought into contact with the obstacle so that the magnetic member holding body moves up against the elastic force of the elastic member. It is desirable to be configured.

  In the anti-sway device of the present invention, it is desirable that the anti-sway member is a piece-like member that is caused by the magnetic attraction and the upper end of which is fitted into the recess. In this case, the steadying member is connected to a flat pedestal fixed to the floor so as to be able to swing up and down, and the connecting part of the steadying member to the pedestal protrudes downward. And the pedestal has a pedestal body having an opening for receiving the steadying member, and a lid member fitted to the back of the pedestal body, and the steadying It is desirable that the connecting portion of the member is slidably held in the curvature direction in a state of being sandwiched between the base body and the lid member.

  In the steady rest device of the present invention, it is desirable that the steady rest member is a shaft-shaped member that is pulled up by the magnetic attractive force and has an upper end fitted into the recess.

  The steady rest device of the present invention is such that even if the relative distance between the lower end of the sliding door and the floor changes due to the change in the height dimension of the sliding door or the hanging position, the magnetic attraction force can effectively act on the steady rest member. Therefore, the swing prevention function can be exhibited in sliding doors having different height dimensions and height positions.

Sectional drawing which shows the structural example of the steady rest apparatus of this invention The front view which shows the structural example of the steadying apparatus of this invention (A), (b) is a perspective view which shows the form which looked at the floor side unit from diagonally upward. (A), (b) is a perspective view which shows the form which looked at the floor side unit from diagonally downward (A)-(e) is a front view of a floor side unit, a top view, a left side view, a right side view, respectively, (f) is a sectional view taken along line BB in (b). (A), (b) is a sectional view of the sliding door unit (A), (b) is a perspective view which shows the form which looked at the sliding door side unit from diagonally downward. Sectional drawing which shows the structural example of the steady rest apparatus of this invention The front view which shows the structural example of the steadying apparatus of this invention

  Hereinafter, the best mode for carrying out the present invention will be described.

  FIG. 1 is a cross-sectional view showing a configuration example of a steady rest device of the present invention. FIG. 2 is a front view showing a configuration example of the steady rest device of the present invention. As shown in FIGS. 1 and 2, the steadying device 1 includes a floor side unit 10 fixed to the floor surface 2 and a sliding door side unit 20 fixed to the suspension sliding door 3. 3 (a) and 3 (b) are perspective views showing a form of the floor unit 10 viewed obliquely from above. 4 (a) and 4 (b) are perspective views showing the floor-side unit 10 as viewed obliquely from below. 5A to 5E are a front view, a plan view, a left side view, and a right side view of the floor unit 10, respectively. FIG.5 (f) is sectional drawing along the BB line of FIG.5 (b). The states of FIGS. 5A to 5F correspond to FIGS. 3B and 4B. 6A and 6B are cross-sectional views of the sliding door unit 20. FIGS. 7A and 7B are perspective views showing the sliding door unit 20 as viewed obliquely from below.

  This steadying device 1 includes a steadying member 11 provided on the floor surface 2 so as to be swingable (can be raised and lowered) in a vertical direction, a recess 3a provided at the lower end of the hanging sliding door 3, and a steadying member 11. And the second magnetic member 22 held at the lower end of the hanging sliding door 3, and the steadying member 11 is connected to the first magnetic member 12 and the second magnetic member 12. The swinging door 3 is prevented from swinging by being caused to engage with the recess 3a by being caused by a magnetic attractive force acting between the magnetic member 22 and the magnetic member 22. At least one of the first magnetic member 12 and the second magnetic member 22 is a magnet, and the other is a magnet having a magnetic pole arranged in a direction attracting the magnet, or a magnetic material such as iron.

  The floor unit 10 includes an anti-sway member 11 and a flat base 13 having a substantially rectangular shape in plan view in which the anti-sway member 11 is connected so as to be swingable in the vertical direction.

  The steady-rest member 11 is a metal piece having a substantially rectangular shape in plan view that is caused by magnetic attraction and the upper end of which is fitted in the recess 3a. A concave portion 11a for accommodating the first magnetic member 12 is formed by bending on the top surface portion of the steadying member 11 on the leading end side (raised side), and the first magnetic member 12 is formed on the bottom surface of the concave portion 11a. Is fixed by bonding or other methods. Engaging claws 11 b are formed on both sides of the tip portion of the steadying member 11. The connecting portion 11c between the steady member 11 and the base 13 is curved in an arc shape so as to protrude downward. A through hole 11d having a rectangular shape in plan view is formed along the direction of curvature at the center of the connecting portion 11c. The middle part of the steadying member 11 is trapezoidal. The distance between the tips of the engaging claws 11b is selected to be the same as or slightly smaller than the width of the base portion of the steadying member 11, that is, the portion on the connecting portion 11c side.

  The pedestal 13 is fixed to the floor 2 with screws (not shown). The pedestal 13 includes a pedestal main body 13A having an opening 13a for accommodating the steadying member 11, and a lid member 13B fitted to the back of the pedestal main body 13A. While being sandwiched between the main body 13A and the lid member 13B, it is slidably held in the curvature direction. An arcuate retaining portion 13b is formed in the connecting portion of the pedestal main body 13A with the steadying member 11 so as to protrude into the opening 13a, and the retaining portion 13b is a through hole 11d of the steadying member 11. Slidably fitted to each other to prevent the steady member 11 from swinging while preventing it from detaching from the base 13. The tip of the retaining portion 13b penetrates the through hole 11d of the steadying member 11 and is closely fitted with the through hole 13c formed in the lid member 13B. The lid member 13B is formed with a rectangular through hole 13d into which the lower surface portion of the connecting portion 11c of the steadying member 11 is fitted so as to be slidable in the curvature direction. Screw insertion holes 13e and 13f through which nonmagnetic screws (not shown) for fixing the pedestal 13 to the floor are inserted are formed at both ends in the longitudinal direction of the pedestal main body 13A. One screw insertion hole 13e is a round hole, and the other screw insertion hole 13f is a long hole. A screw insertion hole 13g is formed in the lid member 13B so as to communicate with one screw insertion hole 13e.

  FIG. 3A and FIG. 4A show a state where the steadying function is not activated, that is, a state where the steadying member 11 is completely tilted. The steady-rest member 11 falls in its own weight and is in the most stable state. At this time, since the steady rest member 11 is completely submerged in the pedestal 13, the entire floor unit 10 has a flat shape. FIG. 3B and FIG. 4B show a state in which the steadying member 11 is raised to the upper limit of its rotatable range.

  The sliding door unit 20 is embedded in the lower end corner of the hanging sliding door 3. The sliding door unit 20 has a unit main body 20A that fits into the mounting hole 3b formed in the middle portion in the plate thickness direction of the hanging sliding door 3. A screw insertion hole 20a that penetrates the unit main body 20A in the horizontal direction (traveling direction of the hanging sliding door 3) is formed in the upper part of the unit main body 20A. The sliding door side unit 20 is firmly fixed to the hanging sliding door 3 by fitting the unit main body 20A into the mounting hole 3b and inserting a screw (not shown) into the screw insertion hole 20a and fastening it. In this example, the extension rail 25 is connected to the unit main body 20A. The extension rail 25 is a member having a substantially C-shaped cross section that opens downward. The extension rail 25 is provided by being fitted into a groove (concave portion) 3c formed in the lower end portion of the hanging sliding door 3 so as to communicate with the mounting hole 3b. The extension rail 25 is firmly fixed to the suspension door 3 by inserting a screw (not shown) into a screw insertion hole 25a formed at the upper end of the extension rail 25 and fastening it.

  The connecting end 20b of the unit main body 20A with the extension rail 25 is formed in a substantially C-shaped cross section that opens downward, like the extension rail 25. The connecting end portion 20b is a portion that becomes the concave portion 3a into which the steadying member 11 is fitted, and the concave portion 3a is extended by connecting the extension rail 25.

  An adjustment mechanism 40 for adjusting the relative distance between the floor surface 2 and the second magnetic member 22 is provided in the unit main body 20A. The adjusting mechanism 40 holds the second magnetic member 22 facing the floor surface 2 while rotating the magnetic member holding body 41 downward and the magnetic member holding body 41 provided so as to be rotatable up and down. And an operating mechanism 43 for adjusting the relative distance by rotating the magnetic member holding body 40A up and down.

  The magnetic member holding body 41 includes a holding portion 41A that holds the second magnetic member 22, and an arm portion 41B that protrudes upward from an intermediate portion of the holding portion 41A. The magnetic member holding body 41 is supported at one end of the holding portion 41A so as to be pivotable up and down by a support shaft 45 provided in the vicinity of the connecting end 20b of the unit main body 20A. It is designed to appear on the surface 2 side. The second magnetic member 22 is fixed to the lower surface of the holding portion 41A by a method such as adhesion. A wheel-shaped buffer member 44 is rotatably provided at the other end of the holding portion 41A, that is, at the tip of the portion of the magnetic member holding body 40A that protrudes and protrudes from the unit main body 20A. The spring 42 is provided between the arm portion 41B and the inner wall surface of the unit main body 20A.

  The operation mechanism 43 includes a screw hole 46 formed by penetrating the unit main body 20 </ b> A in the horizontal direction (traveling direction of the hanging sliding door 3), and an adjustment screw 47 screwed into the screw hole 46. The tip 47a of the adjusting screw 47 is in contact with the arm portion 41B. The head portion 47b of the adjustment screw 47 is in an operation hole 48 opened at the end of the unit main body 20A, and an operation tool (driver or the like) is inserted into the operation hole 48 and operated to turn the adjustment screw 47. Can be done. Since the force of the spring 42 is always applied to the magnetic member holding body 40A, the magnetic member holding body 40A is rotated as the adjusting screw 47 rotates.

1, FIG. 2, FIG. 6 (a) and FIG. 7 (a) show a state in which the magnetic member holder 40A is rotated to the upper limit by the operating mechanism 43. FIG. At this time, the second magnetic member 22 is completely accommodated in the unit main body 20A. The wheel-shaped buffer member 44 is almost completely accommodated in the unit main body 20A.
1, FIG. 2, FIG. 6 (b) and FIG. 7 (b) show a state in which the magnetic member holding body 40A is rotated to the lower limit in its rotatable range. At this time, the lower half portion of the second magnetic member 22 protrudes from the unit main body 20A. Moreover, the wheel-shaped buffer member 44 protrudes almost completely from the unit main body 20A.

  The steady rest device 1 configured as described above can rotate the magnetic member holding body 40A by inserting the operation tool into the operation hole 48 and turning the adjusting screw 47, and by this rotation operation, The relative distance between the second magnetic member 22 held on the magnetic member holding body 40A and the floor surface 2 can be easily adjusted. Therefore, even when the relative distance (D) between the lower end 3d of the sliding door 3 and the floor surface 2 is increased by changing the height dimension of the hanging sliding door 3 or the hanging position (see FIGS. 8 and 9), the second By adjusting the relative distance between the magnetic member 22 and the floor surface 2, a magnetic attractive force that can cause the steadying member 11 can be effectively applied. Therefore, the steady rest device 1 has a height dimension and a height within a range in which the engaging claw 11b formed at the front end portion of the steady rest member 11 can be engaged with the concave portion 3a formed at the lower end portion of the hanging sliding door 3. It can be used for the steady rest device of the hanging sliding door 3 whose position is different.

  When there is an obstacle on the floor surface 2 and the magnetic member holder 40A protrudes from the unit body 20A of the sliding door unit 20, the magnetic member holder 40A interferes with the obstacle when the hanging sliding door 3 is opened and closed. Even in such a case, the wheel-like cushioning member 44 provided at the tip of the magnetic member holding body 40A abuts against the obstacle, and the magnetic member holding body 40A acts as an elasticity of the spring 42 by this action. Since it rotates upward against the force, the obstacle can be avoided.

In the above embodiment, as an example of the configuration of the adjustment mechanism 40 for adjusting the relative distance between the floor surface 2 and the second magnetic member 22, the adjustment mechanism 40 includes a magnetic member holder 41 that can be turned up and down. Although shown, the magnetic member holder that can move up and down, the elastic member that urges the magnetic member holder downward, and the magnetic member holder to move up and down to adjust the relative distance The adjustment mechanism 40 may be configured by a mechanism having an operation mechanism.
Further, in the above-described embodiment, the steadying member 11 is provided on the floor 2 so as to be able to rise and fall, but a configuration in which a shaft-like steadying member is embedded in the floor so as to be able to appear and disappear may be employed. This kind of steadying member is disclosed in, for example, Japanese Patent Laid-Open No. 8-326402.

DESCRIPTION OF SYMBOLS 1 Stabilizer 2 Floor surface 3 Sliding sliding door 3a Recessed part 10 Floor side unit 11 Stabilizing member 11c Connection part 12 1st magnetic member 13 Base 13a Opening part 13A Base main body 13B Lid member 22 2nd magnetic member 20 Sliding door side unit 20A unit main body 40 adjustment mechanism 41 magnetic member holder 42 spring (elastic member)
43 Operating mechanism 44 Wheel-shaped cushioning member

Claims (4)

A steady member (11) provided on the floor so as to be movable up and down;
A recess (3a) provided at the lower end of the hanging sliding door (3);
A first magnetic member (12) fixed to the steady rest member (11);
A second magnetic member (22) held at the lower end of the hanging sliding door (3),
Of the magnetic members (12) and (22), one is a magnet, and the other is a magnet or a magnetic body in which magnetic poles are arranged in a direction that magnetically attracts the magnet.
By causing the steady rest member (11) to move upward by a magnetic attractive force acting between the first magnetic member (12) and the second magnetic member (22) and fitting it into the recess (3a). A hanging sliding door steadying device (1) for preventing the sliding sliding door (3) from swinging,
An adjustment mechanism (40) for adjusting a relative distance between the floor and the second magnetic member (22);
The adjustment mechanism (40)
A magnetic member holder (41) provided at the lower end of the sliding door (3) so as to be movable up and down while holding the second magnetic member (22) facing the floor;
An elastic member (42) for urging the magnetic member holder (41) in a downward direction;
An operating mechanism (43) for moving the magnetic member holder (41) up and down to adjust the relative distance;
A wheel-like cushioning member (44) rotatably provided at the tip of the magnetic member holder (41),
When there is an obstacle between the hanging sliding door (3) and the floor, the wheel-like cushioning member (44) comes into contact with the obstacle to cause the magnetic member holder (41) to move to the elastic member ( 42) A suspension apparatus for a hanging sliding door, which is configured to move up against the elastic force of 42) .   The steady-state device according to claim 1, wherein the steady-state member (11) is a piece-like member that is caused by the magnetic attractive force and has an upper end fitted into the concave portion (3a).   The anti-sway device according to claim 1, wherein the anti-sway member (11) is a shaft-like member that is pulled up by the magnetic attractive force and has an upper end fitted into the recess (3a). The steadying member (11) is connected to a flat pedestal (13) fixed to the floor so as to be able to swing up and down.
The connecting portion (11c) of the steadying member (11) with the pedestal (13) is curved in an arc shape so as to protrude downward,
The pedestal (13) includes a pedestal body (13A) having an opening (13a) for accommodating the steadying member (11), and a lid member (13B) fitted to the back of the pedestal body (13A). And having
The connecting portion (11c) of the steadying member (11) is slidably held in the curvature direction while being sandwiched between the base body (13A) and the lid member (13B). The steady rest device according to claim 2 .