JP4086015B2 - Panel separation control structure - Google Patents

Description

  The present invention relates to a panel separation suppressing structure for preventing the upper end portion of a panel constituting a partition panel from being separated from a support column to which the panel is attached in the thickness direction of the panel.

  Conventionally, a ceiling rail arranged on the ceiling of the indoor space where the partition panel is to be arranged, a plurality of columns arranged from the floor to the ceiling and along the ceiling rail, and a predetermined interval between adjacent columns In a partition panel having a panel attached via a mounting member, a horizontal member is horizontally mounted between upper ends of adjacent columns, a ceiling rail and a horizontal member are attached, and the horizontal member is further attached to the horizontal member. On the other hand, by attaching a panel separation suppressing member for supporting the upper end portion of the panel closest to the ceiling, the panel separation suppressing member allows the upper end portion of the panel closest to the ceiling to be separated in a direction away from the column. What is suppressed is known.

  Note that the above-described conventional techniques are appropriately implemented in the field, and none are disclosed as patent documents.

  However, in such a case, it is necessary to prepare a horizontal member according to the panel width. For example, the horizontal member must be measured according to the installation location and manufactured each time. It has the problem that it is. In addition, since the horizontal member is long, there is a problem that it is inefficient in construction.

  The present invention has been made paying attention to such a problem, and the main purpose is to improve work efficiency and reduce the overall cost, and further, the upper end of the panel closest to the ceiling is provided. Another object of the present invention is to provide a panel separation suppressing structure capable of suppressing separation from the support in the thickness direction of the panel.

  That is, the panel spacing suppression structure of the present invention includes a ceiling rail disposed on the ceiling of the indoor space where the partition panel is to be disposed, and a plurality of support columns disposed from the floor to the ceiling and along the ceiling rail. And a panel that is mounted between adjacent columns via a predetermined mounting member, the upper end of the panel closest to the ceiling is prevented from separating from the column in the thickness direction of the panel. An intermediate member having a predetermined dimension shorter than a dimension between adjacent columns and detachably attached to the ceiling rail, and detachably attached to the intermediate member. A panel separation restraining member, and the panel separation restraining member attached to the intermediate member attached to the ceiling rail. Panel spacing restraining means is formed in a predetermined portion of the space restraining member to engage with the upper end portion of the panel and restrain the upper end portion from being separated from the column in the thickness direction of the panel. And

  Here, `` panel closest to the ceiling '' refers to the uppermost panel when it is attached to the support so that multiple panels are stacked, and when one panel is attached to the support, Define to refer to that panel.

  In such a case, the intermediate member can be reduced in size and made inexpensive, work efficiency can be improved, and the overall cost can be reduced. It is possible to provide a high-performance panel separation suppressing structure that can suppress separation in the thickness direction of the panel.

  In addition, as a desirable aspect of a panel separation suppression means, the panel separation suppression member includes a substantially upstanding side wall, and the panel separation suppression means is formed on the side wall. If configured in this way, the panel separation suppressing means can be made particularly excellent in terms of work efficiency, for example, a panel can be easily attached.

  In addition, in order to securely engage the panel without wobbling the panel, the ceiling rail includes a substantially hanging wall, and the ceiling rail, the intermediate member, and the panel separation suppressing member are attached to the ceiling rail. Thus, it is desirable that the hanging wall of the ceiling rail and the side wall of the panel separation suppressing member are configured to sandwich the upper end portion of the panel.

  Further, the ceiling rail has a downward U-shaped shape in the cross section of each part along the longitudinal direction, and the height dimension and the depth dimension of the intermediate member are set to the height dimension and the depth dimension of the ceiling rail. If it is configured smaller than that, the intermediate member can be positioned and concealed in the ceiling rail, and the appearance as the partition panel can be improved.

  Further, the intermediate member is a U-shaped one in a downward view in a sectional view provided with a top plate having a substantially rectangular shape in plan view and a pair of hanging plates suspended from both end edges of the top plate, and the panel separation suppressing member Is provided with a pair of end walls erected from both end edges of the bottom wall having a substantially rectangular shape in plan view, and the intermediate member is arranged so that the surface portion of the hanging plate faces the longitudinal direction of the ceiling rail. If the member is attached to the ceiling rail and the end wall of the panel separation suppressing member is attached to the hanging plate of the intermediate member, the ceiling rail, the intermediate member, and the panel separation suppressing member are not required for each member. It can be easily installed while preventing interference.

  By the way, in order to be able to cope with this even if the building floor surface or the ceiling surface is not uniform, the ceiling using the hanging plate of the intermediate member and the end wall of the panel separation suppressing member is used. It is preferable to form a mounting height position adjusting means capable of adjusting the mounting height position of the panel separation suppressing member.

  As a specific aspect of the mounting height position adjusting means at this time, a round hole portion penetrating in a substantially round hole shape is formed in either one of the hanging plate of the intermediate member and the end wall of the panel separation suppressing member. On the other hand, a long hole portion penetrating in the shape of a substantially long hole extending in the vertical direction is formed on the other side, and the mounting height is increased by the round hole portion and the long hole portion and screws attached to both the hole portions. What constitutes the position adjustment means is mentioned.

  As another specific aspect of the mounting height position adjusting means, a mounting height position adjusting means capable of adjusting the mounting height position of the panel spacing suppressing member with respect to the ceiling is formed on the intermediate member and the panel spacing suppressing member. What you are doing.

  Further, if the side wall of the panel separation restraining member has a flange that bends at a substantially right angle toward the outside at the tip, the strength of the side wall is secured and the panel is firmly engaged. can do. Moreover, it can suppress that a panel adjoins to the thickness direction of the panel from this support | pillar by this collar part.

  Furthermore, a horizontal element bent on the panel from the upper edge of the substantially rectangular face plate portion toward the rear surface side at a substantially right angle, and a bending element bent continuously at a substantially right angle downward from the leading edge of the horizontal element. An engaged portion having an L-shape in cross-section is formed, and the engaged portion is configured to suppress the panel separation in a state in which a panel separation suppressing member is further attached to the intermediate member attached to the ceiling rail. As long as it is adapted to be engaged with a predetermined part of the member, for example, the panel can be formed by bending a sheet metal and provided at low cost.

  As described above, according to the panel separation suppressing structure of the present invention, the intermediate member can be reduced in size and made inexpensive, the work efficiency can be improved, the overall cost can be reduced, and the closest to the ceiling. It is possible to provide a high-performance panel separation suppressing structure in which the upper end of the panel can be prevented from being separated from the support in the thickness direction of the panel.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

  The panel separation suppressing structure according to the present invention includes a ceiling rail 1 attached to a ceiling C of an indoor space (for example, an office space) in which the partition panel A is to be disposed, as shown in FIGS. A partition comprising a plurality of support columns 2 arranged along the ceiling rail 1, a plurality of horizontal frames 3 horizontally mounted on the plurality of support columns 2, and a plurality of panels 4 attached between the adjacent support columns 2. In the panel A, the upper end of the uppermost panel 4 closest to the ceiling C is applied as a structure for suppressing the separation from the support column 2 in the thickness direction of the panel 4, and the intermediate member 5 and a panel separation suppressing member 6.

  In the following, each part will be described in detail. The ceiling rail 1 is substantially formed from a top wall 11 having a substantially rectangular shape in plan view and both side edges of the top wall 11 as shown in FIGS. 1, 2, 4, and 5. Each part has a downward U-shaped cross section along the longitudinal direction including a hanging wall 12 that hangs down, and is formed by cutting an aluminum extruded material or the like into a predetermined length. In the present embodiment, the ceiling rail 1 is attached to the ceiling C using a through hole (not shown) provided in the top wall 11 and the screw NN. It is not limited to this.

  As shown in FIGS. 2 and 3, the column 2 has a dimension slightly shorter than the dimension between the floor F and the ceiling C, and has a cross-sectional shape such as each part along the longitudinal direction. Etc. are cut into a predetermined length. A plurality of mounting holes (not shown) for mounting the panel 4 are provided on the opposing side surfaces of the support column 2. This mounting hole is interposed between the panel 4 and the column 2 and is a latch G that is a predetermined mounting member that allows the panel 4 to be mounted on the column 2 (for example, a latch described in JP-A-2000-170289). In this embodiment, the attachment hole is a vertically long rectangular shape, and the side surface of the support column 2 extends along the longitudinal direction. However, the shape, the number of arrangement, the arrangement method, and the like are not limited to this. Moreover, in this embodiment, this support | pillar 2 is supported by the base board 7, However, You may support directly on the floor F, without using the base board 7. FIG.

  As shown in FIG. 2, the horizontal frame 3 has a downward U-shaped cross section along the longitudinal direction, and is formed by cutting an aluminum extruded material or the like into a predetermined length. Become.

  The panel 4 is formed by bending a sheet metal material or the like. As shown in FIGS. 1, 2, 3, and 5, the panel 4 includes a face plate portion 41 having a horizontally long substantially rectangular shape, and the face plate portion 41. An engaged portion 42 having an L-shaped cross-sectional view is formed at the upper end of each. The engaged portion 42 will be described in detail. The engaged portion 42 is continuous from the upper edge of the face plate portion 41 to the back surface side and bent substantially at a right angle from the leading edge of the horizontal element 421. And a bending element 422 bent at a substantially right angle downward. In the present embodiment, attachment portions 43 having the same cross-sectional shape as the engaged portion 42 are formed on both side edges of the face plate portion 41. The mounting portion 43 includes a standing element 431 bent from the side edge of the face plate portion 41 toward the back surface side at a substantially right angle, and a second bent continuously downward from the front end edge of the standing element 431 at a substantially right angle. And a bending element 432. The second bending element 432 is formed with a locking hole (not shown) that opens in a substantially rectangular shape to which the latch G can be attached. Furthermore, the back surface side of the face plate portion 41 is provided with a reinforcing member 4x (shown by an oblique hatch for convenience of explanation) that forms a substantially box for reinforcing the face plate portion 41. The shape of the reinforcing material 4x may be arbitrary, and the reinforcing material 4x may not be provided.

  As shown in FIGS. 2, 4, and 5, the intermediate member 5 includes a top plate 51 that has a substantially rectangular shape in plan view and a pair of hanging plates 52 that are suspended from both ends of the top plate 51. It has a letter shape and is formed by bending a sheet metal material. In the present embodiment, the height dimension 5h and the depth dimension 5w of the intermediate member 5 are configured to be smaller than the height dimension 1h and the depth dimension 1w of the ceiling rail 1. In addition, a round hole portion 5a penetrating in a round hole shape is formed at substantially the center of the hanging plate 52, and a long hole portion formed in this round hole portion 5a and an end wall 63 of a panel separation suppressing member 6 described later. 6a and tapping screws TN attached to both the holes 5a and 6a constitute an attachment height position adjusting means capable of adjusting the attachment height position of the panel separation suppressing member 6 with respect to the ceiling C. Further, the top plate 51 is formed with two insertion holes 5b through which screws N1 for attaching the intermediate member 5 to the ceiling rail 1 can be inserted.

  As shown in FIGS. 2, 4, and 5, the panel separation suppressing member 6 includes a bottom wall 61 having a substantially rectangular shape in plan view, and a pair of side walls 62 erected from both side edges and both end edges of the bottom wall 61. And a pair of end walls 63, which are formed by bending a sheet metal material or the like. Further, in the present embodiment, the side wall 62 is provided with a flange portion 621 that is bent at a substantially right angle toward the outside at the front end portion thereof. The flange portion 621 functions as a reinforcing rib that prevents deformation of the side wall 62, and the upper end portion of the side wall 62 including the flange portion 621 serves as a predetermined portion of the panel separation suppressing member 6. 4 is engaged with the upper end portion of the panel 4 so as to exhibit a function as a panel separation suppressing means for suppressing the upper end portion from separating from the support column 2 in the thickness direction of the panel 4. In addition, a long hole portion 6a penetrating in a substantially long hole shape that is long in the vertical direction is formed at a substantially center of the end wall 63.

  Although the side wall 62 and the end wall 63 are discontinuous at the respective side edges, the side edge of the side wall 62 and the side edge of the end wall 63 are made continuous, and the panel separation suppressing member 6 is As a substantially box-shaped body having an upper opening, for example, securing strength is not prevented.

  A method of using the partition panel 4 to which the panel separation suppressing structure configured as described above is applied will be described below.

  (1) An example of a method for attaching the intermediate member 5 and the panel separation suppressing member 6.

  Here, the dimension 5x along the ceiling rail 1 of the intermediate member 5 and the dimension along the ceiling rail 1 of the panel separation suppressing member 6 are about 10 cm shorter than the dimension between the adjacent columns 2. The members 5 and 6 are arranged one by one with respect to the panel 4 attached to the uppermost stage.

  First, the intermediate member 5 is attached to the ceiling rail 1. Specifically, an insertion hole 5b formed in the top plate 51 and a through hole (not shown) formed in the top wall 11 while the top plate 51 of the intermediate member 5 is superposed on the top wall 11 of the ceiling rail 1. To match. And the intermediate member 5 is attached to the ceiling rail 1 using these insertion holes 5b, through-holes, and screws N1. At this time, since the dimension 5x along the ceiling rail 1 of the intermediate member 5 has a predetermined dimension shorter than the dimension WD (see FIG. 3) between the adjacent support columns 2, for example, along the ceiling rail 1 Compared with the case where the dimension is substantially equal to the dimension WD between the adjacent support columns 2, it is light and easy to handle.

  Next, the panel separation suppressing member 6 is attached to the intermediate member 5 attached to the ceiling rail 1. Specifically, while the end wall 63 of the panel separation suppressing member 6 is superposed on the hanging plate 52 of the intermediate member 5, the long hole portion 6 a formed in the end wall 63 of the panel separation suppressing member 6 and the intermediate member 5. The round hole 5a formed in the hanging plate 52 is made to coincide. And the panel separation | spacing suppression member 6 is attached with respect to the intermediate member 5 attached to the ceiling rail 1 using these long hole parts 6a and the round hole part 5a, and the tapping screw TN.

  If the tapping screw TN is attached to the round hole portion 5a at the upper end side of the long hole portion 6a, the panel separation suppressing member 6 can be positioned at a position away from the ceiling C, and the lower end side of the long hole portion 6a. If it attaches to the round hole part 5a, the panel separation | spacing suppression member 6 can be positioned in the position close | similar to the ceiling C. FIG. That is, the long hole portion 6a and the round hole portion 5a and the tapping screw exhibit a function as a mounting height position adjusting means capable of adjusting the mounting height position of the panel separation suppressing member 6 with respect to the ceiling C.

  (2) An example of how to attach the panel 4.

  A plurality of panels 4 are attached to the support columns 2 so as to be stacked sequentially from the lowest level using the hooks G with respect to the support columns 2 and the horizontal frame 3 assembled in a lattice shape. At this time, by engaging one end side of the latch G with a mounting hole formed on the side surface of the support column 2 and engaging the other end side with a locking hole formed in the second bending element 432 of the panel 4. The panel 4 is attached to the column 2.

  Next, the method for attaching the panel 4 to the uppermost stage will be described in detail. First, the panel 4 is positioned at a position where the engaged portion 42 on the upper end side is higher than the upper end edge of the side wall 62 of the panel separation suppressing member 6. To be. When the bending element 422 of the engaged portion 42 is inserted into a gap S formed between the hanging wall 12 of the ceiling rail 1 and the side wall 62 of the panel separation suppressing member 6, the engaged portion 42 is Thus, the upper end of the side wall 62 of the panel separation suppressing member 6 is engaged.

  In this manner, in a state where the engaged portion 42 of the panel 4 is engaged with the upper end portion of the side wall 62 of the panel separation suppressing member 6, a force is applied to the panel 4 in the direction of separating from the column 2. In addition, since the flange portion 621 that functions as a reinforcing rib for preventing the deformation of the side wall 62 is provided at the upper end portion of the side wall 62 of the panel separation suppressing member 6, the upper end portion of the panel 4 is separated from the support column 2. Can be effectively suppressed.

  As described above, the panel separation suppressing structure according to this embodiment is configured such that the intermediate member 5 for attaching the panel separation suppressing member 6 adapted to engage the upper end portion of the panel 4 closest to the ceiling C is used as the ceiling rail 1. Since the dimension 5x along the axis has a predetermined dimension shorter than the dimension WD between the adjacent struts 2, compared to the case where a horizontal member having substantially the same dimension as that between the adjacent struts 2 is used. Construction can be performed efficiently. Further, since the intermediate member 5 is not attached to the adjacent support column 2 as in the conventional horizontal member, but is attached directly to the ceiling rail 1, the panel 4 as in the conventional horizontal member. There is no need to prepare according to the width. That is, it is not necessary to measure the intermediate member 5 according to the installation location and manufacture it each time, and there is no production inefficiency.

  Accordingly, the intermediate member 5 can be reduced in size and made inexpensive, and the working efficiency can be improved, and the overall cost can be reduced. Further, the upper end portion of the panel 4 closest to the ceiling C is further extended from the column 2 to the panel 4. It is possible to provide a high-performance panel separation suppressing structure capable of suppressing separation in the thickness direction.

  Further, the panel separation restraining member 6 includes a substantially standing side wall 62, and the panel spacing restraining means is formed on the side wall 62. Therefore, the panel spacing restraining member 6 can be simply attached to the panel 4. In particular, it can be excellent in terms of work efficiency.

  Moreover, the ceiling rail 1 is provided with the drooping wall 12 which hangs down substantially, Comprising: In the state which attached the ceiling rail 1, the intermediate member 5, and the panel separation | spacing suppression member 6, respectively, the drooping wall 12 and the panel separation | spacing of the ceiling rail 1 are attached. Since the side wall 62 of the suppressing member 6 is configured to sandwich the upper end of the panel 4, the panel 4 can be reliably engaged without wobbling.

  Further, the ceiling rail 1 has a downward U-shaped shape in the cross section of each part along the longitudinal direction, and the height dimension and the depth dimension of the intermediate member 5 are set to be higher than the height dimension and the depth dimension of the ceiling rail 1. Since it is configured to be small, the intermediate member 5 can be positioned and concealed in the ceiling rail 1 to improve the appearance of the partition panel 4.

  Further, the intermediate member 5 has a substantially rectangular top plate 51 in plan view and a pair of hanging plates 52 suspended from both end edges of the top plate 51, and has a U-shape in a downward view in cross section. The restraining member 6 includes a pair of end walls 63 erected from both end edges of the bottom wall 61 having a substantially rectangular shape in plan view, and the surface portion 521 of the hanging plate 52 of the intermediate member 5 is the longitudinal length of the ceiling rail 1. The intermediate member 5 is attached to the ceiling rail 1 so as to face the direction, and the end wall 63 of the panel separation suppressing member 6 is attached to the hanging plate 52 of the intermediate member 5. 1, the intermediate member 5, and the panel separation suppressing member 6 can be easily attached while preventing the members from interfering unnecessarily.

  And the round hole part 5a penetrated in the substantially round hole shape in the hanging plate 52 of the intermediate member 5 is formed, while the end wall 63 of the panel separation suppressing member 6 is penetrated in the substantially long hole shape that is long in the vertical direction. Since the hole 6a is formed and the mounting height position adjusting means is constituted by the round hole 5a and the long hole 6a and the tapping screw TN attached to both the holes 5a and 6a, for example, a building floor Even if the F surface and the ceiling C surface are not uniform, it is possible to effectively cope with this.

  Further, since the side wall 62 of the panel separation restraining member 6 is provided with a flange portion 621 that is bent at a substantially right angle toward the outside at the front end thereof, the strength of the side wall 62 is secured and the panel 4 is firmly engaged. Can be combined. Further, the flange portion 621 can also suppress the panel 4 from approaching in the thickness direction of the panel 4 from the support column 2.

  In addition, the horizontal element 421 is bent to the panel 4 from the upper edge to the back surface side of the substantially rectangular face plate portion 41 at a substantially right angle, and the panel 4 is bent downward at a substantially right angle continuously from the leading edge of the horizontal element 421. An engaged portion 42 having an L-shape in cross section formed of the bent element 422 formed is formed, and the panel separation suppressing member 6 is further attached to the intermediate member 5 attached to the ceiling rail 1. Since the portion 42 is engaged with the upper end portion of the side wall 62 of the panel separation suppressing member 6, the panel 4 can be provided at low cost by bending a sheet metal.

  The present invention is not limited to the embodiment described in detail above.

  For example, the panel 4 may be a cloth pasting panel 4 in which a cloth is provided on the surface side of the face plate portion 41 or the like. The face plate portion 41 of the panel 4 may be made of glass.

  Furthermore, although the panel 4 has a horizontally long rectangular shape, it does not prevent the panel 4 from having a vertically long rectangular shape.

  Further, a plurality of panels 4 are attached to the columns 2 so as to be stacked between the adjacent columns 2, but between the adjacent columns 2, a panel 4 having substantially the same height as the column 2 is provided. Only one sheet may be attached.

  Moreover, even if it is possible to attach a maximum of three panels 4 between adjacent struts 2 as in the present embodiment, for example, the lower panel 4 is not attached, and the upper panel 4 and the middle panel 4 are not attached. The number of attachments and the attachment manner can be appropriately changed according to the embodiment, for example, only attaching them.

  Although the cross-sectional shape of the ceiling rail 1 is a downward U-shape, the cross-sectional shape is not limited to the present embodiment, for example, an H-shape.

  Similarly, the shape, material, and the like of the column 2, the intermediate member 5, the panel separation suppressing member 6, and the latch G that is a predetermined attachment member are not limited to this embodiment, and can be appropriately changed according to the embodiment. It is.

  Further, the engaged portion 42 formed at the upper end portion of the face plate portion 41 of the panel 4 may be similarly formed at the lower end portion of the face plate portion 41. Thereby, even if the panel 4 is turned upside down, one of the engaged portions 42 provided on the upper end side or the lower end side of the panel 4 is engaged with the upper end portion of the side wall 62 of the panel separation suppressing member 6. The workability is further improved.

  Further, in this embodiment, the outer cover 8 that covers the side of the panel 4 and the side of the column 2 is provided outside the column 2, but may not be provided depending on the embodiment. it can.

  In addition, although one panel separation suppressing member 6 is arranged for one panel 4 attached to the uppermost stage, a plurality of panel separation suppressing members 6 may be arranged.

  In addition, the specific configuration of each part is not limited to the above embodiment, and various modifications can be made without departing from the spirit of the present invention.

The perspective view which shows the partition panel to which the separation | spacing suppression structure of the panel which concerns on one Embodiment of this invention is applied. The longitudinal cross-sectional view of the partition panel in the embodiment. The cross-sectional view of the partition panel in the same embodiment. The partial exploded perspective view which shows the principal part of the separation | spacing suppression structure of the panel in the same embodiment. The longitudinal cross-sectional view which shows the principal part of the separation control structure of the panel in the same embodiment.

Explanation of symbols

A ... Partition panel C ... Ceiling F ... Floor G ... Predetermined mounting member (hook)
WD ··· Dimensions 1 between adjacent columns 2 ··· Ceiling rail 2 ··· Column 4 · · · Panel 5 · · · Intermediate member 6 · · · Panel separation Suppressing member 12... Hanging wall 1 h... Height dimension 1 w of ceiling rail 1... Depth dimension 41 of ceiling rail 1... Face plate portion 42. ... Top plate 52 ... Drooping plate 5a ... Round hole 5h ... Height dimension 5w of intermediate member 5 ... Depth dimension 5x of intermediate member 5 ... Intermediate member 5 Dimension 61 along the ceiling rail 1 of the bottom wall 62... Side wall 63... End wall 6 a ... Long hole 421 ... Horizontal element 422 ... Bending element 521 ..Surface plate 621 surface part 621.

Claims (10)

A ceiling rail disposed on the ceiling of the indoor space in which the partition panel is to be disposed, a plurality of pillars disposed from the floor to the ceiling and along the ceiling rail, and a predetermined attachment member between adjacent pillars In the partition panel comprising a panel attached via,
A structure for suppressing the upper end portion of the panel closest to the ceiling from being separated from the column in the thickness direction of the panel,
An intermediate member having a predetermined dimension that is shorter than a dimension between adjacent columns and detachably attached to the ceiling rail, and a panel separation suppressing member that is detachably attached to the intermediate member. Prepared,
In a state where a panel separation suppressing member is further attached to the intermediate member attached to the ceiling rail,
A panel separation restraining means is formed at a predetermined portion of the panel separation restraining member to engage with the upper end portion of the panel and restrain the upper end portion from separating from the support column in the thickness direction of the panel. A panel spacing suppression structure characterized by the above.   2. The panel spacing restraining structure according to claim 1, wherein the panel spacing restraining member has a substantially upstanding side wall, and the panel spacing restraining means is formed on the side wall. The ceiling rail includes a hanging wall that substantially hangs down,
The ceiling rail, the intermediate member, and the panel separation suppression member are attached to each other, and the hanging wall of the ceiling rail and the side wall of the panel separation suppression member sandwich the upper end portion of the panel. Item 3. A structure for suppressing separation of a panel according to Item 2. The ceiling rail has a downward U-shaped shape of the cross section of each part along the longitudinal direction,
4. The structure for suppressing panel separation according to claim 1, wherein a height dimension and a depth dimension of the intermediate member are smaller than a height dimension and a depth dimension of the ceiling rail. . The intermediate member is a substantially U-shaped cross-sectional view provided with a top plate having a substantially rectangular shape in plan view and a pair of hanging plates suspended from both end edges of the top plate, and the panel separation suppressing member is A pair of end walls erected from both end edges of the substantially rectangular bottom wall in plan view,
The intermediate member is attached to the ceiling rail so that the surface portion of the hanging plate of the intermediate member faces the longitudinal direction of the ceiling rail, and the end wall of the panel separation suppressing member is attached to the hanging plate of the intermediate member. The panel separation suppressing structure according to claim 4, wherein:   A mounting height position adjusting means capable of adjusting the mounting height position of the panel separation suppressing member with respect to the ceiling is formed using the hanging plate of the intermediate member and the end wall of the panel separation suppressing member. The panel separation suppressing structure according to claim 5. One of the hanging plate of the intermediate member and the end wall of the panel separation suppressing member is formed with a round hole portion penetrating in a substantially round hole shape, and the other is penetrated in a substantially long hole shape that is long in the vertical direction Forming a long hole,
The panel separation suppressing structure according to claim 6, wherein the mounting height position adjusting means is configured by the round hole portion and the long hole portion, and a screw attached to both the hole portions.   The mounting height position adjusting means capable of adjusting the mounting height position of the panel separation suppressing member with respect to the ceiling is formed in the intermediate member and the panel separation suppressing member. The structure for suppressing separation of a panel according to any one of 4 and 5.   The side wall of the panel separation suppressing member is provided with a flange that is bent at a substantially right angle toward the outer side at the front end thereof, or 1, 2, 3, 4, 5, 6, 7, or 8. A structure for suppressing separation of a panel according to any one of claims 8 to 10. The panel is composed of a horizontal element bent from the upper edge of the substantially rectangular face plate portion to the back surface side at a substantially right angle and a bending element bent downward at a substantially right angle continuously from the front edge of the horizontal element. Forming an L-shaped engaged portion in cross-section,
In a state where a panel separation suppressing member is further attached to the intermediate member attached to the ceiling rail,
The said to-be-engaged part was made to engage with the predetermined part of the said panel separation suppression member, The any one of Claims 1, 2, 3, 4, 5, 6, 7, 8, or 9 characterized by the above-mentioned. Panel spacing control structure.

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