JP2013072203A - Guiding device for sliding door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate the need to provide a wide portion in a guide groove which guides a door body by engaging a guide piece on a wall body or a door body side of another neighboring door body, and to hold the door body at a final position of the door body in simple structure.SOLUTION: A guide groove 30 extending in a running direction is provided on a lower end face of a door body 14 which runs while being suspended. A hold member 50 is provided for elastically holding at a final position of opening/closing the door body a steady rest 40 including a guide piece 42 which is mounted on a wall body 12 or another neighboring door body 14 and engaged into the guide groove 30. The hold member 50 comprises a hold piece 54 which is mounted on a lower surface of the door body so as to extend under the guide groove 30 and is elastically engaged to any other portion than the guide piece 42 in the steady rest 40 at the final position of the door body.

Description

  The present invention guides the door body while swinging when the sliding door is opened and closed, and prevents the door body from being displaced in the opening and closing direction at the final position (fully opened position and / or fully closed position) of the sliding door. In particular, the present invention relates to a sliding door guide device having an improved holding structure for holding the door body at the final position of the sliding door.

  This type of sliding door according to the prior art is disclosed in Patent Document 1 (Japanese Patent No. 2863136), and the upper ends of the door main bodies 2 to 4 are suspended on the upper rails R2 to R4 so as to be able to run, respectively. The guide piece 12 of the steady-rest members 10 and 11 which has the guide groove 8 extended in a running direction in the lower end surface 7 of a door main body, and was attached to the wall body which the door main body follows, or the adjacent door main body arrange | positioned in parallel. When the door body is opened and closed by engaging with the guide groove 8 of the door body, the swing of the sliding door at the time of opening and closing of the sliding door is caused by the engagement between the guide groove 8 of the door body and the guide piece 12 of the wall body or another sliding door. It is suppressed. On the other hand, the door body is elastically held by the holding member 20 disposed in the end of the guide groove 8 at the final opening / closing position, for example, the fully closed position, so that the door bodies 2 to 4 are the guide grooves. Prevents rattling in 8 and displacement in the opening and closing direction

  In this conventional sliding door, the holding member 20 is disposed in the guide groove 8. However, since the holding member 20 has a structure that holds the guide piece 12 on the door main body side from both sides, The guide groove 8 has a width larger than the width of the portion of the guide groove 8 (the portion other than the end) in which the guide piece 12 is engaged. For this reason, the guide groove 8 is wide enough for the holding member 20 to enter at the end. It is necessary to

  Thus, in the prior art of Patent Document 1, since the guide groove 8 has groove portions having different widths in the longitudinal direction, the processing of the groove is complicated and troublesome, and the holding member has a guide piece. A pair of elastic clamping pieces that need to be sandwiched must be attached to the inside, and the structure of the holding member is complicated.

Japanese Patent No. 2863136

  The problem to be solved by the present invention is that it is not necessary to provide a wide portion in the guide groove for guiding the door body by engaging the guide piece on the wall body or other adjacent door body side, and the final position of the door body An object of the present invention is to provide a sliding door guide device capable of holding a door body with a simple structure.

  The problem-solving means of the present invention has a guide groove extending in the traveling direction on the lower end surface of the door main body that is suspended on the upper rail at the upper end, and is attached to a wall body, a floor, or another adjacent door main body. Guide of a sliding door having a steadying member having a guide piece engaged with the guide groove, and a holding member attached to the door body and elastically holding the steadying member at a final position of opening and closing of the door body. In the apparatus, the holding member includes a holding piece that is attached to a lower surface of the door body and elastically engages with a portion other than the guide piece of the steadying member at a final position of the door body. It is in providing the guidance apparatus of sliding door.

  In the problem-solving means of the present invention, it is preferable that the holding piece of the holding member is a strip-like elastic holding piece located below the guide groove of the door body.

  Further, in the problem-solving means of the present invention, the steadying member is attached to the wall surface of the wall body, the floor, or another adjacent door main body, and is positioned below the lower surface of the door main body to integrate the guide piece. Preferably, the holding piece of the holding member engages with the L-shaped portion of the steadying member at the final position of the door body.

  In this case, the holding piece of the holding member is curved so that the lower surface is convex downward, and has a recess in which the lower surface of the holding piece is engaged with the upper surface of the L-shaped portion of the steadying member. The holding piece of the holding member may have a concave portion on the lower surface, and a convex portion that engages with the concave portion of the holding piece on the lower surface of the L-shaped portion of the steadying member. May be.

  Furthermore, in the problem solving means of the present invention, the holding member may have a pair of holding pieces extending on both sides of the guide piece of the steadying member, and in this case, the door body in the opening / closing direction. Accordingly, one holding piece located inside the guide piece of the corresponding steadying member is engaged with the L-shaped portion of the steadying member.

  According to the present invention, as described above, the holding piece of the holding member that elastically holds the steady member at the final position of opening and closing of the door body engages with the steady member outside the guide groove of the door body. Since it is elastically held at the final position of the door body, the holding piece does not need to be installed in the guide groove of the door body, so the guide groove of the door body is guided while the guide piece of the steadying member is steady. It can be formed over the entire length with the same width that can be engaged, and the processing of the guide groove is easy.

  Moreover, since the guide groove of the door main body can be formed with the same width over the entire length without requiring a wide portion, it can be suitably applied to a thin sliding door.

  In addition, when the holding member has a pair of holding pieces, any holding piece can be used depending on the opening / closing direction of the sliding door, and the holding member can be applied to any sliding door in any opening / closing direction. And the number of parts can be reduced.

It is the perspective view which looked down from the lower side of the sliding door provided with the guide device by the 1st Embodiment of this invention. FIG. 2 is an enlarged cross-sectional view at a position having a steadying member of the guide device of FIG. 1. The main part of the guide device of FIG. 1 is enlarged and shown in a vertical cross section. FIG. 1A is a vertical cross sectional view showing a state in which the holding member does not hold the steadying member of the door body, and FIG. FIG. 5 is a longitudinal sectional view of a state in which the holding member elastically holds the steadying member of the door body. The main part of the guide device of FIG. 1 is shown enlarged from the lower surface side. FIG. 1 (A) is a bottom view of the state in which the holding member does not hold the steadying member of the door body, and FIG. It is a bottom sectional view in the state where the holding member elastically holds the steadying member of the door body. 2 is the same as FIG. 2, but the guide piece is omitted for easy understanding of the holding state of the steadying member. FIG. 2A shows a state in which the holding member does not hold the steadying member of the door body. FIG. 2B is a longitudinal sectional view of a state in which the holding member elastically holds the steadying member of the door body. FIGS. 1A to 1E are a front view, a top view, a side view, a perspective view seen from above, and a perspective view seen from below, respectively. FIG. . The holding member by the 1st Embodiment of this invention is shown, The figure (A) thru | or (F) are the front view, a top view, a bottom view, DD sectional view of a top view, respectively from the top, It is the perspective view seen and the perspective view seen from the bottom. The relationship between the steadying member by the 1st Embodiment of this invention and a holding member is shown, The figure (A) thru | or (C) are the perspective views before both the members mesh | engaged, respectively, The disassembled holding member It is the perspective view similar to FIG. 8 (B) of a state, and the perspective view of the state which both members engaged. The sliding door guide device according to the second embodiment of the present invention is shown in cross-section at a position deviated from the screwed portion of the holding member, and FIGS. It is a vertical sectional view showing the mutual relation before engagement and after engagement, respectively. 9A and 9B show a sliding door guide device according to the same embodiment as in FIG. 9, and FIGS. 9A and 9B are perspective views showing the mutual relationship between the anti-sway member and the holding member before and after engagement. is there.

  A sliding door 10 provided with a guide device 20 according to the first embodiment of the present invention is shown in FIGS. 1 to 5. In the illustrated form, the sliding door 10 includes two sliding doors 10 arranged in parallel to a wall body 12. The door main bodies 14A and 14B are composed of door bodies 14A and 14B that run on upper rails (not shown) supported by the wall body 12 so as to open and close along the wall body 12 via suspension rollers. It is supported freely.

  The guide device 20 includes a guide groove 30 provided on a lower end surface 14L of the door main bodies 14A and 14B (hereinafter generally indicated by reference numeral 14) and extending in the traveling direction, a wall body 12 disposed in parallel to the door main body 14A, and A steadying member 40 having a guide piece 42 attached to another adjacent door body 14A arranged in parallel to the door body 14B and engaging with the guide groove 30, and opening / closing of the door body 14 attached to the door body 14 And a holding member 50 that elastically holds the steady rest member 40 at the final position.

  As shown in FIGS. 1 and 4, the guide groove 30 of the door main body 14 extends over the entire length with a predetermined width, and the groove width 30W is such that the guide piece 42 of the steadying member 40 is connected to the door main body. It is set to a size necessary for engaging so that it can slide freely in the running direction.

  As shown in FIG. 6, the steady member 40 includes a mounting piece 44 to be screwed to the wall surface of the wall body 12 or another adjacent door main body 14B, a web 46 extending horizontally from the lower end of the mounting piece 44, and the web. 46 includes a guide piece support portion 42S to which a coronal body 42C standing vertically from the side opposite to the attachment piece 44 and forming the guide piece 42 is fitted and attached. Therefore, in this steadying member 40, the mounting piece 44 and the web 46 form an L-shaped portion 40L. The anti-vibration member 40 is attached by fixing the attachment piece 44 to the wall surface of the wall body 12 or other adjacent door main body 14B with screws 44S (see FIG. 3). In FIG. 6, reference numeral 44H denotes a screw through hole through which the screw 40S passes.

  As shown in FIG. 7, the holding member 50 is attached to the lower end (see FIGS. 3 and 5) of the door main body 14 so as to be embedded, and is positioned below the guide groove 30 and guided from the mounting body 52. The holding piece 54 is located below the groove 30 and elastically engages with a portion other than the guide piece 42 of the steadying member 40 at the final position of opening and closing of the door body 14. In the illustrated form, the attachment body 52 is composed of a base body 52B integrally having a holding piece 54 and a collar 52C that is polymerized in the base body 52B, as shown in FIGS. 7 (D) and 8 (B). However, these may be formed integrally. In the illustrated form, the holding piece 54 is shown as a strip-like elastic holding piece extending along the guide groove 30 below the guide groove 30, but the holding piece 54 does not have elasticity. You may give elasticity to the engaging part by the side of the steadying member which this holding piece 54 engages. Note that “below the guide groove 30” is not only the case where the guide groove 30 is away from the lower surface opening, but if it is not within the guide groove 30, the same surface as the lower surface opening of the guide groove, that is, the door main body. 3 and 6, as shown in FIGS. 3 and 6, the middle of the holding piece 54 is actually at a lower position away from the guide groove 30, but both ends of the holding piece 54 are It should be understood that it is outside the guide groove 30 but is in the same plane as the lower surface opening of the guide groove 30, that is, on the lower surface of the door body 14, and “below the guide groove 30” includes both.

  In the illustrated embodiment, the attachment body 52 is disposed so that the holding piece 54 is positioned below the guide groove 30 by being embedded in the attachment groove 14G formed near the end of the guide groove 30 as shown in FIG. The mounting body 52 has a screw through hole 52H through which the screw 40S passes, and the screw 40S is fixed to the door body 14 through the screw through hole 52H. As can be seen from FIG. 3, the screw 40 </ b> S enters the screw through hole 52 </ b> H so that its head does not protrude from the lower surface of the door main body 14. As shown in FIG. 3, the mounting body 52 has a flange 52F that is provided integrally with the mounting body 52 and engages with the lower end surface 14L of the door main body 14, and the flange 52F is connected to the door 52 by the door 52. It has a function of enabling stable attachment to the main body 14.

  In the illustrated form, the holding piece 54 is engaged with the upper surface of the web 46 of the steadying member 40 so that the holding member 50 holds the steadying member 40, but the portion with which the holding piece 54 is engaged is shown in FIG. As long as the position is different from the guide piece 42 of the steadying member 40, that is, a part other than the part in the guiding groove 30, any part of the steadying member 40 can be used. The holding piece 54 may extend so that its plate surface is vertical and engage with the vertical surface of the lower portion of the mounting piece 44 of the L-shaped portion 40L of the steadying member 40. Also good.

  In particular, as shown in FIGS. 7, 8 </ b> A, and 8 </ b> B, the holding piece 54 has a tip whose tip is curved upward toward the moving direction of the corresponding door body 14, and the bottom surface is faced downward. On the other hand, as shown in FIG. 5B, the convex lower surface of the holding piece 54 is engaged with the upper surface of the web 46 of the L-shaped portion 40L of the steady member 40. It has a shallow recess 46R.

  The use state of the sliding door 10 having the guide device 20 according to the first embodiment of the present invention will be described. The door main bodies 14A and 14B of the sliding door 10 are moved from the completely closed position or from the fully opened position to the closed position. When the door is opened and closed while traveling on the upper rail via a suspension roller (not shown) so as to move toward the wall, the opposite wall 12 or the like in the guide groove 30 of the lower end surface 14L of the door body 14 Since the guide piece 42 of the steadying member 40 attached to the door main body 14 adjacent to the door is engaged, the door main body 14 is prevented from swinging in a direction perpendicular to the plate surface. It is opened and closed smoothly while maintaining a vertical state (see FIGS. 3 to 5A).

  On the other hand, when these door bodies 14 reach the final position of opening and closing, for example, the position where the door body 14 is completely opened (position where the door body 14 and the wall body 12 and other adjacent door bodies overlap each other) In the steady rest member 40, the holding piece 54 of the holding member 50 attached to the other wall body 12 or the other adjacent door main body 14 is engaged with the shallow recess 46R on the upper surface of the web 46 (FIGS. 3 to 3). 5 (B) and FIG. 8 (C)), the door main body 14 to which the steadying member 40 is attached is elastically held with respect to the wall body 12 and the other adjacent door main body 14, Displacement in the traveling direction of the door body 14 is prevented. This holding state is maintained in the fully opened position of the door main body 14 in the illustrated case, but the door main body 14 is completely closed with respect to the wall body 12 and other adjacent door main bodies 14. It may also be maintained in the same position (position where the door main body 14 and the wall body 12 or other adjacent door main body 14 are completely removed).

  A second embodiment of the present invention is shown in FIGS. 9 and 10, and in this embodiment, the holding member 50 extends on both sides of the mounting body 52 instead of one holding piece elastic claw piece 54. It has a pair of holding pieces 54. 9 and 10, these holding pieces 54 have a recess 54 </ b> R on the lower surface thereof, and the web 46 of the steadying member 40 is the recess 54 </ b> R of the holding piece 54 at the final position of the door body 14. The protrusion 46P is engaged on the upper surface, and the engagement unevenness is opposite to that of the first embodiment, but the engagement unevenness is the same as that of the first embodiment. Also good. In the guide device 20 of the second embodiment, the elastic claw piece 54 of the holding member 50 is at the final position of opening and closing of the door main body 14, and the convex portion 46 </ b> P of the upper surface of the web 46 of the steadying member 40 is the lower surface of the holding piece 54. The same structure as that of the first embodiment of FIGS. 1 to 8 except that it is engaged with the recess 54R of FIG. One holding piece located inside the guide piece 42 of the corresponding steadying member 40 is engaged with the web 46 of the L-shaped portion of the steadying member 40 according to the direction of the direction.

  As described above, in the second embodiment, when the door body 14 having different left and right opening directions is held at the final position, the holding piece 54 on either side of the pair of holding pieces 54 is engaged with the web. If the steady rest member 40 is an inverted T-shape attached to the floor and has web surfaces on both sides of the guide piece, both of the pair of holding pieces 54 can be used on both webs. It can also be used to engage a surface.

  In the above-described embodiment, the steadying member 40 corresponding to the door body 14A on the wall body side has the attachment piece 44 constituting the L-shaped portion attached to the wall body 12, but the attachment piece 44 is omitted and the web portion is omitted. May be attached to the floor.

  In addition, some sliding doors have a vertical adjustment mechanism at the top of the door body. When such a vertical adjustment mechanism is provided, the sliding piece 54 and the holding piece 54 can be adjusted by finely adjusting the door body in the vertical direction. Since the holding force at the engagement portion with the steady rest member 40 can be adjusted, the installation of the sliding door is facilitated.

  According to the present invention, the holding member that elastically holds the anti-rest member at the final position of opening and closing of the door main body is not in the guide groove of the door main body, but is composed of a holding piece positioned below the guide groove. The guide groove is not related to the holding member, and can therefore be formed with the same groove width over the entire length, making the groove processing easy and industrially applicable.

DESCRIPTION OF SYMBOLS 10 Sliding door 12 Wall body 14,14A, 14B Door main body 14G Mounting groove 14L Lower end surface 20 Guide apparatus 30 Guide groove 30W Groove width 40 Stabilizing member 40L L-shaped part 40S Screw 42 Guide piece 42C Crown body 42S Guide piece support part 44 Attachment Piece 44H Screw through hole 44S Screw 46 Web 46R Shallow dent 46RL Lower dent 46P Convex part 50 Holding member 52 Mounting body 52F Flange 52H Screw through hole 54 Holding piece 54P Convex part 54R Concave part

Claims (7)

  A guide groove extending in the traveling direction is provided on the lower end surface of the door main body that is suspended from the upper rail so that the upper rail can run freely, and a guide piece that is attached to the wall body, the floor, or another door main body and engages with the guide groove. A sliding door guide apparatus comprising: a steady-state member having a stationary member; and a retaining member attached to the door body and elastically holding the steady-state member at a final position of opening and closing the door body. A sliding door guide device comprising a holding piece attached to a lower surface of the main body and elastically engaging with a portion other than the guide piece of the steadying member at a final position of the door main body.   The sliding door guide device according to claim 1, wherein the holding piece of the holding member is a strip-like elastic holding piece located below a guide groove of the door body. .   3. The sliding door guide device according to claim 2, wherein the holding piece of the holding member is curved so that a lower surface thereof is convex downward.   4. The sliding door guide device according to claim 3, wherein the steadying member is provided with a recess into which a lower surface of the holding piece is engaged.   3. The sliding door guide device according to claim 2, wherein the holding piece of the holding member has a concave portion on a lower surface, and a convex portion that engages with the concave portion on the lower surface of the holding piece is provided on the steadying member. A sliding door guide device characterized by that.   The sliding door guide device according to any one of claims 1 to 5, wherein the steadying member is attached to a wall surface of the wall body, the floor, or another door body, and is positioned below the lower surface of the door body. And the holding piece of the said holding member engages with the L-shaped part of the said steadying member in the final position of the said door main body, The sliding door guide apparatus characterized by the above-mentioned.   The sliding door guide device according to any one of claims 1 to 6, wherein the holding member has a pair of holding pieces extending on both sides of the guide piece of the steadying member, and at least one holding piece is provided. A sliding door guide device that engages with the steady rest member.

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