JP2009138491A - Opening/closing device for panel body and sliding door - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an opening/closing device for a panel body by which the panel body like a door can be closed in a flat state, and a sliding door. <P>SOLUTION: The opening/closing device is composed of a fixed guide rail 10 and a movable guide rail 20, which are arranged to be faced to each other in parallel at a certain distance, as well as a slider 30 moving between the guide rails 10, 20. The fixed guide rail 10 has a groove 11 on its surface facing to the movable guide rail 20. The movable guide rail 20, which can move into a flat series state as well as an overlapped parallel state, is composed of two of half guide rails 21, 22 having a groove 23 on each surface facing to the fixed guide rail 10. The slider 30 is composed of a base 31 with openings 31a, 31b, 31c on the center as well as on both sides and rolling bodies 32a, 32b, 32c arranged in the openings 31a, 31b, 31c respectively. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a panel body opening / closing tool for sliding a pair of panel bodies in the width direction, and a sliding door when the pair of panel bodies are doors.

  The sliding door is used in various doors such as an entrance door and an indoor door, or in a closet, a cupboard, a library, and the like. In any sliding door, a pair (two) of doors (panel bodies) is sandwiched between upper and lower guide frames, and each door is opened and closed by sliding in the width direction, that is, the length direction of the guide frame. . Such a sliding door is not only opened like a double door, so it can be installed in a narrow space, and it does not open automatically when a major earthquake occurs. Have.

  Patent Document 1 discloses a door opening / closing mechanism including a pair of sliding doors that slide along rails and a rotating door that rotates using a rotating member provided on the sliding door. According to this door opening / closing mechanism, the revolving distance of the revolving door is shortened, so that the retreat distance when the door is opened can be shortened. A door opening can be provided at the location.

JP 2002-295136 A

  Conventional sliding doors generally have a front door that slides along the surface of the back door and a back door that slides along the back of the front door. And the door on the back side is closed in a different way, and it is not closed flat like a hinged door. Therefore, the conventional sliding door is not only inferior in design, but also has a problem that it is difficult to close the door on the far side opened.

  Moreover, although the door opening and closing mechanism disclosed in Patent Document 1 is closed in a flat state, the sliding door and the revolving door are opened in a flat state. The sliding door must be slid toward the other sliding door, which is troublesome twice.

  Therefore, the present invention includes a panel body opening / closing tool and a panel body opening / closing tool which can be closed and opened easily in a flat state when the panel body used as a door or the like is flat. The challenge is to provide a sliding door.

  An opening / closing tool for a panel body according to the present invention includes a fixed guide rail and a movable guide rail arranged so as to face each other in parallel with a predetermined interval, and a slider that moves between the two guide rails. A surface of the fixed guide rail facing the movable guide rail is provided with a pair of arc-shaped grooves from the back surface to the front surface at the center in the length direction, and ends in the length direction from the arc-shaped grooves. A pair of linear grooves are provided along the surface side to the vicinity, and the movable guide rail can move two half guide rails, which are approximately half the width of the fixed guide rail, between a series state and a parallel state. In the surface where each half guide rail faces the fixed guide rail, a linear groove is provided over almost the entire width, and the slider is disposed at the base and the center of the base. The A rolling element that protrudes only on the fixed guide rail side and rolls in the arc-shaped groove and the linear groove of the fixed guide rail, and is disposed on both sides of the base, and protrudes only on the movable guide rail side, and the half guide rail A rolling element that rolls in each of the linear grooves, and the direction of the rolling element can be changed around the rolling element on one side.

  According to this panel body opening / closing tool, the movable guide rails face each other over the entire length of the fixed guide rail by placing the two half guide rails in series, and the two half guide rails By being in a parallel state, they face each other with half the length of the fixed guide rail. When the two half guide rails are in series, the rolling element at the center of the slider is located near the back surface of the arc-shaped groove provided on the fixed guide rail, and the rolling elements on both sides of the slider are provided on each movable guide rail. Located at the inner edge of the groove.

  Then, the inner end of one half guide rail (hereinbelow described as “left side” for ease of understanding) is pulled toward the front side (the direction from the back side to the front side), and the left half guide is drawn. When the inner end of the rail and the inner end of the other half guide rail (which will be described as “right side” for the sake of easy understanding) are moved so that they overlap each other, Same :) Turns a quarter turn counterclockwise.

  At this time, with the right rolling element located in the inner (left) end of the right half guide rail groove as the rotation axis, the base rotates a quarter of the counterclockwise direction, and the central rolling element is fixed guide A quarter turn in the arc-shaped groove provided on the rail, followed by a quarter turn following the movement of the groove provided on the left half guide rail with the left rolling element pulled to the near side. The three rolling elements of the slider are aligned in the direction of the inner end where the half guide rails overlap.

  When the left half guide rail is pulled to the right, the right rolling element and the center rolling element roll to the right in the right half guide rail groove and the fixed guide rail straight groove, respectively. Then, the rear surface of the left half guide rail and the front surface of the right half guide rail are in a parallel state.

  When the overlapping left half guide rail is pulled to the left, the right rolling element and the center rolling element roll to the left in the right half guide rail groove and the fixed guide rail straight groove respectively. Move. And, when the left half guide rail is pushed to the back side (the direction from the front side to the back side) with the right rolling element positioned in the inner (left) end of the groove of the right half guide rail, The slider rotates a quarter of a clockwise direction around the right rolling element. At this time, the base is rotated by a quarter of a clockwise direction using the right rolling element as a rotation axis, and the central rolling element is rotated by a quarter in an arc-shaped groove provided in the fixed guide rail. The rolling element also makes a quarter turn within the right end of the groove of the left half guide rail, and the left half guide rail and the right half guide rail are in a flat series state on the same plane.

  On the contrary, when the right half guide rail is pulled to the near side and moved to the left, the slider rotates a quarter of the clockwise direction, and the back side of the right half guide rail and the left half guide rail It will be in the parallel state where the surface of the guide rail overlapped. When the left half guide rail is moved to the right, the slider rotates a quarter of a counterclockwise direction, and the right half guide rail and the left half guide rail are in a flat series state on the same plane. .

  In the panel body opening / closing device according to the present invention, the slider is provided with openings for disposing the rolling elements at the center and both sides of the base, and a pair of bearings sandwiching the rolling elements is provided on the base. It is preferable that the shafts are protruded one by one and the shafts supported by the respective bearings are protruded from the rolling elements.

  According to this panel body opening / closing tool, the opening for arranging the rolling element is provided at the center and both sides of the base, and the shaft protruding from the rolling element is pivotally supported by the bearing protruding from the base. Thus, the rolling element rolls like a wheel about the axis as a rotation axis. And an opening part is provided in a base | substrate and a bearing can be projected, and it can attain thickness reduction of a base | substrate. The bearing that supports the shaft of the rolling element arranged in the opening provided in the center projects from the fixed guide rail side, and the shaft of the rolling element arranged in the opening provided on both sides is pivoted. The bearing to be supported protrudes on the movable guide rail side.

  In the panel body opening / closing tool according to the present invention, it is preferable that the half guide rail is provided with a pusher that abuts against a side surface of the base of the slider that is slid in the width direction.

  According to this panel body opening / closing tool, the pusher provided on the left half guide rail comes into contact with the side surface of the base of the slider whose direction has been changed by pulling the left half guide rail toward the front, When the half guide rail moves in the right direction, the slider is pushed by the pusher and moves in the right direction. Conversely, when the right half guide rail moves leftward, the slider is pushed leftward by the right half guide rail pusher.

  Further, in the panel body opening / closing device according to the present invention, the fixed guide rail is provided with widened portions projecting to the back side, and branched to the widened portion from the linear groove on the back side. Preferably, a branch groove is provided on the outer end of the half guide rail, and a sliding body that rolls in the straight groove and the branch groove of the fixed guide rail is provided.

  According to this panel body opening / closing tool, the sliding body provided at the outer end of the half guide rail also rolls in the linear groove of the fixed guide rail, so that the half guide rail is in a stable orientation. Move smoothly. In addition, by providing a branch groove in the widened portion provided at both ends of the fixed guide rail, the sliding body provided in the outer end portion of the half guide rail is guided into the branch groove, so that two half guide rails are provided. Can be in a flat series state on the same plane.

  In the panel body opening / closing tool according to the present invention, the fixed guide rail is provided with a guide groove along at least the linear groove, and the movable guide rail has a guide groove of the fixed guide rail. It is preferable that a protrusion to be engaged is provided.

  According to this panel body opening / closing tool, the protrusion provided on the outer end of the movable guide rail is engaged in the guide groove formed in the fixed guide rail, so that one movable guide rail is connected to the other movable guide rail. Move in a stable direction along the rail. In addition, when the fixed guide rail is provided with the branch groove as described above, the guide groove is provided along the branch groove.

  In the panel body opening / closing tool according to the present invention, it is preferable that a spacer is provided on the back surface of the half guide rail.

  According to the opening / closing tool of the panel body, while the half guide rail is pulled and moved, the spacer provided on the moving half guide rail rotates on the side surface of the non-moving half guide rail. By doing so, the half guide rails can be moved smoothly without rubbing between the two half guide rails.

  In the panel body opening / closing tool according to the present invention, it is preferable that a peripheral wall portion protrudes from a peripheral edge of each of the opposed surfaces of the fixed guide rail and the movable guide rail.

  According to this panel body opening / closing tool, the peripheral wall portion protruding from the peripheral edge of each of the opposed surfaces of the fixed guide rail and the movable guide rail reduces the gap between the fixed guide rail and the movable guide rail. In addition to improving the performance, the slider can be shielded so that dust and the like are less likely to adhere to the slider.

  The sliding door according to the present invention is disposed between a pair of panel bodies that slide in the width direction, a frame body that is spaced above and below the panel body, and the panel body and the frame body. Any one of the panel body opening / closing tools is provided, each half guide rail of the movable guide rail is fixed to each of the upper and lower end surfaces of the panel body, and any one of the fixed guide rails is the panel body. It is characterized by being fixed to each surface of the frame that faces the frame.

  According to this sliding door, each movable guide rail is fixed to each end face of each panel body, and each fixed body is fixed to each surface of the frame body, so that each panel body is located between the upper and lower frame bodies. Can slide smoothly. Moreover, since each panel body can be closed in a flat state, the appearance of the closed sliding door can be improved.

  According to the present invention, the opening / closing tool of the panel body includes a slider that moves between the fixed guide rail and the movable guide rail, and the movable guide rail is a combination of two half guide rails, By making each half guide rail movable in a series state and a parallel state by a slider, it is possible to improve usability while improving the appearance of a sliding door equipped with an opening / closing tool for this panel body. it can.

  An embodiment of a panel body opening / closing device and a sliding door provided with the panel body opening / closing device according to the present invention will be described with reference to FIGS. 1 to 13. As shown in FIGS. 1 and 2, the sliding door includes a pair of panel bodies 101 and 102 that move in the width direction (left and right in the drawings) (hereinafter referred to as “left side” and “right side” as necessary); A pair of frame bodies (hereinafter, referred to as “upper frame body” and “lower frame body”) 111 and 112 are provided on the upper and lower sides of the panel bodies 101 and 102 in a horizontal posture with a space therebetween. In the sliding door, the panel bodies 101 and 102 are doors.

  The panel bodies 101 and 102 slide into a flat series state on the same plane and an overlapping parallel state. Therefore, the upper and lower frame bodies 111 and 112 are approximately the same length as the pair of panel bodies 101 and 102 in a flat series state, and are equal to or greater than the thickness of the pair of panel bodies 101 and 102 in an overlapped parallel state. Has a depth of.

  A pair of frame bodies (hereinafter referred to as “left frame body” and “right frame body”) 113 and 114 are fixed to both ends of the upper and lower frame bodies 111 and 112 in a vertical posture. Therefore, in a state where the pair of panel bodies 101 and 102 are closed, the outer edges of the left panel body 101 and the right panel body 102 are in contact with the left frame body 113 and the right frame body 114.

  As shown in FIG. 3, an opening / closing tool for the panel body is provided between the panel bodies 101 and 102 and the upper and lower frame bodies 111 and 112. The panel body opening / closing tool includes a fixed guide rail 10 fixed to the upper and lower frame bodies 111, 112, a movable guide rail 20 fixed to the upper and lower end surfaces of each panel body 101, 102, and the fixed guide rail 10 movable. A slider 30 that moves between the guide rail 20 and the guide rail 20 is provided.

  The fixed guide rail 10 has the same length as the upper and lower frame bodies 111 and 112, and the thickness (the depth that is the distance between the front surface and the back surface) is the thickness of the panel bodies 101 and 102 (the distance between the front surface and the back surface). The depth is set to be twice or more, and as shown in FIG. 4, the groove 11 is provided on the surface facing the panel bodies 101 and 102. As shown in FIGS. 5 and 6, the groove 11 is a pair of arcs provided from the back surface side (lower side in the drawing) to the front surface side (upper side in the drawing) at the center in the length direction of the fixed guide rail 10. Groove 11a, 11a and a linear groove 11b provided along the surface from the end of the arc-shaped groove 11a to the end of the fixed guide rail 10 are continuously formed. The cross section is formed in an arc shape.

  Moreover, as shown in FIG. 6, the widening part 12 which protruded to the back surface side is provided in the both ends of the fixed guide rail 10. As shown in FIG. Each widened portion 12 is provided with a branch groove 11c. The branch groove 11c is formed so as to branch from the linear groove and curve along the back side.

  Furthermore, a guide groove 13 is formed in the fixed guide rail 10 over the entire length except for the arc-shaped groove 11a. That is, the guide groove 13 is formed in a line along the back surface side of the branch groove 11c and the linear groove 11b.

  The movable guide rail 20 is a combination of two upper and lower half guide rails 21 and 22 fixed to the upper and lower end surfaces of the left and right panel bodies 101 and 102. Therefore, each half guide rail 21 and 22 is made the same width as the panel bodies 101 and 102, and is the width of the fixed guide rail 10 (the distance between the left frame body 113 and the right frame body 114, as viewed from the front. The width is almost half of the length. That is, the width of the fixed guide rail 10 is approximately twice or more that of the two half guide rails 21 and 22 when they are in series. And the linear groove | channels 23 and 23 are provided in the surface where each half guide rail 21 and 22 opposes the fixed guide rail 10 over the full length. The groove 23 is also formed in an arc shape in cross section.

  Moreover, as shown in FIG. 8, the protrusion part 24 which protruded to the back side (upper side in drawing) is provided in the outer edge part of the half guide rails 21 and 22. As shown in FIG. The protrusion 24 is provided with a rolling element 25 that rolls in the branch groove 11c and the straight groove 11b of the fixed guide rail 10, and a protrusion 26 that engages in the guide groove 13 protrudes. Has been.

  As shown in FIG. 7, spacers 27 and 27 are provided on the back surfaces of the half guide rails 21 and 22. The spacer 27 is for preventing the other panel body 102, 101 from rubbing when the one panel body 101, 102 moves, and is constituted by, for example, a roller whose rotation axis is directed in the vertical direction. Is done. However, the spacer 27 may be constituted by a ball or the like that protrudes only at the tip. In any case, the thickness obtained by adding the protrusion of the spacer 27 to the thickness of each half guide rail 21, 22 (depth which is the distance between the front surface and the back surface) is substantially the same as the thickness of the fixed guide rail 10. Yes.

  A peripheral wall portion 14 protrudes toward the movable guide rail 20 at the peripheral portion of the facing surface where the fixed guide rail 10 faces the movable guide rail 20. Further, a peripheral wall portion 28 protrudes toward the fixed guide rail 10 also at the peripheral portion of the facing surface where the half guide rails 21 and 22 face the fixed guide rail 10. The both peripheral wall portions 14 and 28 reduce the gap between the guide rails 10 and 20 to improve the appearance and shield the slider 30 between the fixed guide rail 10 and the movable guide rail 20. Thus, dust or the like is hardly attached to the slider 30.

  In addition, a pusher 29 that abuts against the side surface of the slider 30 is provided in a protruding manner at a position closer to the inside on the back side of the peripheral wall portion 28 of the half guide rails 21 and 22.

  The slider 30 includes a base 31 and three rolling elements 32a, 32b, and 32c, as shown in FIGS. The base 31 is provided with through openings 31a, 31b, 31c through which the rolling elements 32a, 32b, 32c are arranged at the center and both sides. The rolling element 32a disposed in the central opening 31a protrudes only toward the fixed guide rail 10 and rolls in the groove of the fixed guide rail 10. Further, the rolling elements 32b and 32c arranged in the openings 31b and 31c on both sides protrude only to the half guide rails 21 and 22 side, and roll in the grooves 23 and 23 of the half guide rails 21 and 22. ing.

  Therefore, a pair of bearings 33, 33,... Are provided on each surface of the base 31, and shafts 34, 34 supported by the bearings 33, 33 project from the rolling elements 32a, 32b, 32c. ing. As described above, the base 31 is provided with the openings 31a, 31b, 31c, and the bearings 33, 33,. Each of the grooves 11 and 23 is formed in an arc shape in cross section, and the outer circumferences of the rolling elements 32a, 32b, and 32c are curved surfaces so that the inside of the arc-shaped groove 11a can be smoothly rolled. Is formed.

  The distance between the center rolling element 32a and each one of the rolling elements 32b and 32c is such that the back end of the arcuate groove 11a of the fixed guide rail 10 and the inner ends of the grooves 23 and 23 of the half guide rails 21 and 22 And the same as the interval. Further, the distance between the rolling elements 32b and 32c on both sides is the same as the distance between the inner ends of the grooves 23 and 23 of the half guide rails 21 and 22, respectively.

  The sliding door in the present embodiment is configured as described above. Next, a usage method will be described.

  As shown in FIG. 1, the left and right panel bodies 101 and 102 that are closed are in a flat series state on the same surface. At this time, the rolling element 32a at the center of the slider 30 is positioned at the back side end of the arc-shaped groove 11a provided in the fixed guide rail 10, and the rolling elements 32b and 32c on both sides of the slider 30 are as shown in FIG. The half guide rails 21 and 22 are positioned at the inner ends of the grooves 23 and 23. In addition, the rolling elements 25 and 25 at the outer ends of the half guide rails 21 and 22 are positioned at the end portions of the branch grooves 11c and 11c provided in the half guide rails 21 and 22, respectively. End projections 26, 26 are located at the outer ends of the guide grooves 13, 13.

  In order to open the left panel body 101, the inner end (right end) of the left panel body 101 is pulled toward the front side (from the back side to the front side), and as shown in FIG. And the inner end (left end) of the right panel body 102 overlap each other. Then, the slider 30 rotates by a quarter of the counterclockwise direction as viewed from above (the same applies hereinafter).

  At this time, the base 31 rotates by a quarter of a counterclockwise direction with the right rolling element 32c positioned within the left end of the groove 23 of the right half guide rail 22 as a rotation axis. The center rolling element 32a rotates in the arc-shaped groove 11a provided in the fixed guide rail 10 by a quarter of the counterclockwise direction, and the left rolling element 32b is pulled to the near side. Following the movement of the groove 23 provided in the rail 21, it rotates by a quarter. The slider 30 is in a state in which three rolling elements 32 a, 32 b, 32 c are arranged in the thickness direction of both half guide rails 21, 22.

  Further, the pusher 29 of the left half guide rail 21 is in contact with the base 31 of the slider 30. Therefore, when the left panel body 101 is pulled to the right side, the pusher 29 presses the slider 30 as shown in FIG. 13, and the slider 30 moves to the right.

  At this time, the rolling element 32c on the right side of the slider 30 rolls in the groove 23 of the right half guide rail 22, the rolling element 32a at the center of the slider 30 rolls in the groove 11b of the fixed guide rail 10, and The spacer 27 provided on the back surface of the left half guide rail 21 rolls on the right half guide rail 22 so that the left panel body 101 and the half guide rail 21 become the right panel body 102 and the half guide rail. 22 Moves smoothly to the right without rubbing.

  Further, the protrusions 26 of the left half guide rail 21 are guided and moved by the guide grooves 13 of the fixed guide rail 10, and the rolling elements 25 provided on the protrusions 24 of the left half guide rail 21 are fixed to the fixed guide rail 10. By rolling the straight groove 11b from the branch groove 11c, the left panel body 101 moves smoothly in a stable direction.

  When the door is completely opened, the back surfaces of the left panel body 101 and the half guide rail 21 and the front surfaces of the right panel body 102 and the half guide rail 22 are overlapped with each other. At this time, the rolling elements 32b and 32a at the right side and the center of the slider 30 are positioned at the right end of the groove 23 of the right half guide rail 22 and the right end of the linear groove 11b of the fixed guide rail 10, respectively.

  To close the door, the left panel body 101 moved in the right direction is pulled leftward. At this time, the slider 30 is pressed toward the left by the peripheral wall portion at the end of the left half guide rail 21. Accordingly, the right rolling element 32 b of the slider 30 rolls in the groove 23 of the right half guide rail 22, and is further provided on the rolling element 32 a at the center of the slider 30 and the protrusion 24 of the left half guide rail 21. As the rolling element 25 rolls in the linear groove 11b of the fixed guide rail, the left panel body 101 and the half guide rail 21 smoothly move to the left.

  At this time, the protrusion 26 of the left half guide rail 21 moves while being guided by the guide groove 13 provided in the fixed guide rail 10. Further, the spacer 27 of the left half guide rail 21 rolls on the right half guide rail 22 so that the left panel body 101 and the half guide rail rub against the right panel body 102 and the half guide rail. It moves smoothly to the left.

  When the inner edge of the left panel body 101 and the inner edge of the right panel body 102 overlap, the left panel body 101 is pulled leftward while pushing the left panel body 101 toward the back surface. Then, the slider 30 makes a quarter turn in the clockwise direction. At this time, the rolling element 32c on the right side of the slider 30 serves as a rotating shaft, and the central rolling element rotates a quarter of the time in the arcuate groove 11a provided in the fixed guide rail 10 in the clockwise direction.

  Further, the left protrusion 26 of the left panel body 101 moves from the curved guide groove 13 of the fixed guide rail 10 to the left end, and the sliding body moves into the branch groove 11c. Therefore, the two panel bodies 101 and 102 are in a flat series state on the same plane.

  When the right panel body 102 is opened, the slider 30 rotates a quarter of the time in the reverse direction, that is, in the clockwise direction. When the opened right panel body 102 is closed, the slider 30 rotates one quarter of the counterclockwise direction in the opposite direction. Since the basic operation is the same as the above operation, the description thereof is omitted.

  In addition, this invention can be variously changed within the range of the technical matter described in the claim, without being limited to the said embodiment. For example, the sliding door of the present invention is not limited to a narrow door, but can be used for a cupboard or a library.

  Further, when it is not necessary to reduce the thickness, the slider 30 is provided with a recess for accommodating the rolling elements 32a, 32b, and 32c in the thick base 31 without providing the openings 31a, 31b, and 31c. Only a part of the moving bodies 32a, 32b, 32c may protrude, or conversely, the rolling bodies 32a, 32b, which are arranged without providing the openings 31a, 31b, 31c on the base 31 described in the above embodiment. Bearings 33, 33,... Sandwiching 32c may be projected. Furthermore, you may make it not provide the guide groove 13 and the surrounding wall parts 14 and 28 according to a use condition.

  The panel body opening / closing tool according to the present invention can be effectively used for sliding doors such as doors and furniture doors, or containers provided with lids that slide and open. The sliding door according to the present invention can be effectively used for entrance doors, indoor doors, train and automobile doors, gates, furniture such as closets, cupboards, and bookshelves.

It is a schematic perspective view which shows one Embodiment of the sliding door provided with the opening / closing tool of the panel body which concerns on this invention. It is a disassembled perspective view which shows one Embodiment of the sliding door provided with the opening / closing tool of the panel body which concerns on this invention. It is one Embodiment of the sliding door provided with the opening / closing tool of the panel body which concerns on this invention, Comprising: It is a disassembled perspective view which shows the principal part. It is a perspective view which shows one Embodiment of the fixed guide rail which comprises the opening / closing tool of the panel body which concerns on this invention, and the state seen from the lower right. FIG. 5 is a perspective view showing an embodiment of a fixed guide rail constituting a panel body opening / closing tool according to the present invention, with a central portion viewed from the lower right. FIG. 5 is a perspective view showing an embodiment of the fixed guide rail constituting the panel body according to the present invention, with the end portion viewed from the lower right. FIG. 3 is a partial cross-sectional perspective view illustrating a movable guide rail that constitutes the panel body opening / closing tool according to the present invention, and showing a state in which a central portion is viewed from the back side. It is one Embodiment of the movable guide rail which comprises the opening / closing tool of the panel body which concerns on this invention, Comprising: It is a disassembled perspective view which shows the state which looked at the edge part of the left side from the upper left. FIG. 4 is a perspective view showing a state of the slider constituting the opening / closing tool of the panel body according to the present invention as viewed from the upper left. It is a perspective view which shows one state which is one Embodiment of the slider which comprises the opening / closing tool of the panel body which concerns on this invention, and was seen from the lower left. 1 is a perspective view showing a part of an opening / closing tool for a panel body according to the present invention as viewed from the upper left. 1 is a perspective view showing a part of an opening / closing tool for a panel body according to the present invention as viewed from the upper left. 1 is a perspective view showing a part of an opening / closing tool for a panel body according to the present invention as viewed from the upper left.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Fixed guide rail 11 ... Groove 11a ... Arc-shaped groove 11b ... Linear groove 11c ... Branch groove 12 ... Widening part 13 ... Guide groove 14 ... Peripheral wall part 20 ... Movable guide rails 21, 22 ... half guide rail 23 ... groove 24 ... projection 25 ... rolling element 26 ... projection 27 ... spacer 28 ... peripheral wall 29 ... pusher 30 ... slider 31 ... bases 31a, 31b, 31c ... Openings 32a, 32b, 32c ... rolling elements 33 ... bearings 34 ... shafts 101, 102 ... panel bodies 111, 112 ... frame bodies

Claims (8)

A fixed guide rail and a movable guide rail arranged so as to face each other at a predetermined interval, and a slider that moves between the two guide rails;
A surface of the fixed guide rail facing the movable guide rail is provided with a pair of arc-shaped grooves from the back surface to the front surface at the center in the length direction, and each end in the length direction from each arc-shaped groove. A pair of linear grooves are provided along the surface side to near the portion,
The movable guide rail is a combination of two half guide rails that are approximately half the width of the fixed guide rail so as to be movable in a series state and a parallel state. On the surface facing, a linear groove is provided over almost the entire width,
The slider is disposed at the center of the base, and the rolling element that protrudes only on the fixed guide rail side and rolls in the arc-shaped groove and the linear groove of the fixed guide rail, and on both sides of the base. And a rolling element that protrudes only on the movable guide rail side and rolls in each linear groove of the half guide rail, and is capable of changing its direction with the rolling element on one side as a rotation axis. Panel body opening / closing tool.   The slider is provided with openings for disposing the rolling elements at the center and both sides of the base, and a pair of bearings in a state of sandwiching the rolling elements protrudes from the base, and shafts supported by the bearings are provided. The panel body opening / closing tool according to claim 1, wherein the opening / closing tool is provided on the rolling element.   3. The panel body opening and closing device according to claim 1, wherein a pusher that abuts against a side surface of the base of the slider that is slid in the width direction is provided on the half guide rail. . The fixed guide rail is provided with widened portions projecting to the back surface side at both ends, and the widened portion is provided with a branch groove that branches from the linear groove and extends along the back surface side,
4. A sliding body that rolls in a straight groove and a branch groove of the fixed guide rail is provided at an outer end portion of the half guide rail. The panel body opening and closing device as described in 1. The fixed guide rail is provided with a guide groove along at least the linear groove,
5. The panel body opening / closing tool according to claim 1, wherein the movable guide rail is provided with a protrusion that engages with the guide groove of the fixed guide rail. 6.   The panel body opening / closing tool according to any one of claims 1 to 5, wherein a spacer is provided on a back surface of the half guide rail.   The panel body opening / closing tool according to any one of claims 1 to 6, wherein a peripheral wall portion protrudes from a peripheral edge of each of the opposed surfaces of the fixed guide rail and the movable guide rail. 8. A pair of panel bodies that slide in the width direction, a frame body that is spaced above and below the panel body, and a panel body that is disposed between the panel body and the frame body. And a panel body opening / closing tool described in
The half guide rails of the movable guide rail according to any one of claims 1 to 7 are fixed to upper and lower end surfaces of the panel body, and the fixed guide rail according to any one of claims 1 to 7 is a panel. A sliding door characterized by being fixed to each surface of the frame facing the body.

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