JP2016089459A - Ceiling structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a ceiling structure which has a simple configuration and a lightweight three-dimensional shape.SOLUTION: A three-dimensional ceiling structure 1 comprises: a frame section 5 made up of a plurality of frame members 4 which are hanged from an attic and have three-dimensional shapes; and a ceiling material 7 which is laid on the frame section 5 along the frame members 4. Thus, a ceiling structure which has a simple configuration and a lightweight three-dimensional shape can be achieved. In addition, a lightweight ceiling structure can be achieved by using linear members for the frame members 4.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a ceiling structure having a three-dimensional shape.

  Conventionally, as a ceiling structure of a building, there is a suspended ceiling structure that includes a field edge, a ceiling panel, a field edge receiver, a suspension member, a clip, and a hanger. Yes (see Patent Document 1).

JP 2014-114590 A

  However, in the ceiling structure of Patent Document 1, it is difficult to form a three-dimensional ceiling surface.

  Then, an object of this invention is to provide the ceiling structure which has a simple structure and a lightweight solid shape.

  The invention of claim 1 includes a frame portion formed by a plurality of bone members having a three-dimensional shape that is suspended and held from the ceiling, and a ceiling material stretched on the frame portion along the bone members. It is characterized by having.

  The invention according to claim 2 is characterized in that the bone member is a linear member.

  According to a third aspect of the present invention, there is provided a connecting means for connecting a plurality of suspension holding members that suspend and hold the plurality of bone members from the back of the ceiling.

  According to the first aspect of the present invention, a ceiling structure having a simple configuration and a lightweight three-dimensional shape can be configured.

  According to invention of Claim 2, a lightweight ceiling structure can be comprised.

  According to the invention of claim 3, the three-dimensional ceiling structure of the present invention can be prevented from shaking and a stable ceiling structure can be provided.

It is sectional drawing of the three-dimensional type | mold ceiling structure in 1st Example of this invention. It is an exploded perspective view of a ceiling unit same as the above. It is a perspective view of an attachment member same as the above. It is sectional drawing which shows another embodiment of a bone member same as the above. It is a disassembled perspective view of the ceiling unit in 2nd Example of this invention. It is sectional drawing of the three-dimensional type | mold ceiling structure in 3rd Example of this invention. It is an exploded perspective view of a ceiling unit same as the above. It is a disassembled perspective view of the ceiling unit in 4th Example of this invention. It is sectional drawing of the three-dimensional type | mold ceiling structure in 5th Example of this invention. It is an exploded perspective view of a ceiling unit same as the above. It is sectional drawing of the three-dimensional type | mold ceiling structure in 6th Example of this invention. It is an exploded perspective view of a ceiling unit same as the above. It is sectional drawing of the three-dimensional ceiling structure in 7th Example of this invention. It is a perspective view which shows a clip type metal fitting same as the above. It is sectional drawing which shows another embodiment of a three-dimensional ceiling structure. It is sectional drawing of the three-dimensional type | mold ceiling structure in 8th Example of this invention. It is a perspective view of an attachment member same as the above. It is sectional drawing of the three-dimensional ceiling structure in 9th Example of this invention. It is sectional drawing which shows another embodiment of a three-dimensional ceiling structure same as the above. It is sectional drawing of the three-dimensional type | mold ceiling structure in 10th Example of this invention. It is sectional drawing of the three-dimensional type | mold ceiling structure in 11th Example of this invention.

  Preferred embodiments of the present invention will be described with reference to the accompanying drawings. The embodiments described below do not limit the contents of the present invention described in the claims. In addition, all of the configurations described below are not necessarily essential requirements of the present invention.

  1 to 4 show Embodiment 1 of the present invention, and a three-dimensional ceiling structure 1 comprising a suspended ceiling structure of this embodiment is an upper floor slab such as a concrete foundation as an upper structure on the back of the ceiling. And a frame 5 formed by a suspension bolt 2 suspended from a roof structure, an attachment member 3 attached to the lower part of the suspension bolt 2, and a bone member 4 attached to the attachment member 3. And a ceiling member 7 that is stretched around the frame portion 5 and forms a ceiling surface 6.

  The attachment member 3 includes a plurality of rail members arranged in parallel to the ceiling surface 6. The attachment member 3 includes an upper concave groove portion 8 that is formed by opening upward on the upper surface portion along the longitudinal direction of the attachment member 3, and also opens downward on the lower surface portion along the longitudinal direction of the attachment member 3. The lower concave groove portion 9 is formed.

  The distances P1 and P2 between the opening edge portions 10 and 11 of the upper groove portion 8 and the lower groove portion 9 are larger than the diameters of the suspension bolt 2 and the bolt 24 described later, and are within the upper groove portion 8 and the lower groove portion 9. It is assumed that the outer diameters of the nuts 12 and 13 screwed to the suspension bolt 2 and the bolt 24 are smaller than the outer diameter.

  Further, on both side surface portions of the mounting member 3, there are respectively provided groove portions 15 that are recessed in an arc shape into which a metal bar member 14 that connects the plurality of mounting members 3 in the longitudinal direction can be inserted.

  Flange portions 16 and 17 extending in the horizontal direction are formed on both sides of the lower surface portion of the attachment member 3.

  The bone member 4 is formed of a non-ferrous metal such as iron or aluminum having a side surface with a circular arc part 18 whose central part projects in a semicircular arc shape and flat parts 19 formed horizontally at both ends of the circular arc part 18. It consists of the strip-shaped member made. The bone member 4 is preferably painted in the same color as the ceiling material 7 in order to improve the appearance of the ceiling surface 6.

  The frame portion 5 is configured to be connected by a wire rod 20 made of a plurality of metal rod members laid between a plurality of bone members 4 arranged in parallel to each other.

  The ceiling material 7 is a flexible sheet-like or thin plate-like member made of a cloth such as canvas, a resin such as glass cloth or glass fiber, or a non-ferrous metal such as aluminum by extrusion molding. Moreover, it is preferable that the ceiling material 7 is a flameproof material which has a flame retardance and conforms to the performance defined by various laws and regulations such as the Building Standard Law and the Fire Service Law.

  Here, the construction method of the three-dimensional ceiling structure 1 of a present Example is demonstrated. The frame 5 and the ceiling member 7 are fixed means 22 such as a vinyl tie or a cable tie inserted into a through hole 21 formed in an edge portion of the ceiling member 7 in a state where the ceiling member 7 is arranged on the upper portion of the frame 5. Thus, the bone member 4 and the ceiling material 7 are fixed to constitute the ceiling unit 23.

  In the three-dimensional ceiling structure 1 of the present embodiment, the suspension bolt 2 is screwed onto the nut 12 disposed in the upper concave groove portion 8 of the attachment member 3, and the attachment member 3 is attached to the suspension bolt 2.

  A bolt 24 is inserted into a through hole (not shown) provided in the frame portion 5 and the ceiling member 7 integrated via the fixing means 22, and the bolt 24 is screwed into a nut 13 disposed in the lower concave groove portion 9. The frame surface 5 and the ceiling material 7 are attached to the attachment member 3 to form the ceiling surface 6.

  And in the adjacent ceiling unit 23, the direction of the convex direction of the circular arc part 18 is arrange | positioned alternately, and the ceiling surface 6 of a side view substantially wave shape is formed by the ceiling unit 23 group arrange | positioned continuously. Forming.

  As shown in FIG. 4, the bone member 4 includes a standing part 4 </ b> A in which both ends of the arc part 18 are vertically raised to the convex side of the arc part, and a flat part 4 </ b> B that is folded outward and vertically from the standing part 4 </ b> A. It is good also as a strip | belt-shaped member formed from non-ferrous metals, such as iron or aluminum provided, and a nut is screwed into the suspension bolt 2 inserted in the through-hole formed in the flat part 4B, and a ceiling unit is suspended. It is good also as what attaches.

  As described above, the three-dimensional ceiling structure 1 of the present embodiment includes the frame portion 5 formed by the plurality of bone members 4 having a three-dimensional shape suspended from the ceiling, and the bone members 4 along the bone members 4. By providing the ceiling member 7 stretched on the frame portion 5, a ceiling structure having a simple configuration and a lightweight three-dimensional shape can be configured.

  Moreover, the said bone member 4 can comprise a lightweight ceiling structure by comprising a linear member.

  Next, Example 2 will be described with reference to FIG. In addition, the same code | symbol is attached | subjected to the same part as the said Example 1, and the detailed description is abbreviate | omitted.

  In this embodiment, the bone member 25 of the frame portion 5 is a metal including a circular arc portion 26 with a central portion protruding in a semicircular shape and flat portions 27 formed horizontally at both ends of the circular arc portion 26. A bar member made by bending is formed. The bone member 25 is preferably painted in the same color as the ceiling material 7 in order to improve the appearance of the ceiling surface 6.

  The frame part 5 is configured by being connected by a wire rod 28 such as a plurality of wires installed between a plurality of bone members 25 arranged in parallel to each other.

  And the frame part 5 and the ceiling material 7 are fixing means such as a vinyl tie or a cable tie inserted through a through hole 21 formed in an edge portion of the ceiling material 7 in a state where the ceiling material 7 is arranged on the upper part of the frame part 5. The bone member 25 and the ceiling member 7 are fixed by 22 to constitute a ceiling unit 29.

  Next, Embodiment 3 will be described with reference to FIGS. In addition, the same code | symbol is attached | subjected to the same part as the said Example 1, and the detailed description is abbreviate | omitted.

  The ceiling unit 30 in the present embodiment has a fixing means 22 such as a vinyl tie or a cable tie inserted through a through hole 21 formed in an edge portion of the ceiling material 7 in a state where the ceiling material 7 is disposed below the frame portion 5. Thus, the bone member 4 and the ceiling member 7 are fixed.

  Next, Embodiment 4 will be described with reference to FIG. In addition, the same code | symbol is attached | subjected to the same part as the said Example 2, and the detailed description is abbreviate | omitted.

  The ceiling unit 31 in the present embodiment has a fixing means 22 such as a vinyl tie or a cable tie inserted through a through hole 21 formed in an edge portion of the ceiling material 7 in a state where the ceiling material 7 is arranged at the lower part of the frame portion 5. Thus, the bone member 25 and the ceiling member 7 are fixed.

  Next, Embodiment 5 will be described with reference to FIGS. In addition, the same code | symbol is attached | subjected to the same part as the said Example 1, and the detailed description is abbreviate | omitted.

  In the frame part 5 in the present embodiment, the bone member 32 is formed of a band-shaped member formed of a non-ferrous metal such as iron or aluminum having a side view wave shape. The bone member 32 is preferably painted in the same color as the ceiling material 7 in order to improve the appearance of the ceiling surface 6.

  A connecting member 33 that connects both ends of the bone member 32 is provided. The connecting member 33 is formed of a metal plate member having a disk shape including a female screw portion 34 formed in the center portion and a plurality of through holes 35 formed at equal intervals around the female screw portion 34. .

  And when the some bone member 32 is connected via the connection member 33 so that the adjacent bone member 32 may become a symmetrical shape on both sides of the connection member 33, the side shape of the some bone member 32 connected was continuous. It has a wave shape.

  The frame portion 5 is configured to be connected by a wire rod 36 made of a plurality of metal rod members laid between a plurality of bone members 32 arranged in parallel to each other. The bone member 32 is connected in the longitudinal direction via a connecting member 33, and the wire 36 is constructed between the bone members 32 via the connecting member 33. Here, the bone member 32 and the connecting member 33 may be provided integrally by welding or the like, or may be provided so as to be detachable and detachable. Here, the wire 36 includes hook-shaped locking portions 37 at both ends, and the locking portions 37 are locked to the through holes 35 of the connecting member 33. Note that the locking portion 37 may have an annular shape such as a carabiner other than the hook shape in the figure.

  In addition, as a vibration-proof structure in the three-dimensional ceiling structure 1 of the present embodiment, a connecting member 33 separate from the frame portion 5 is mounted on the top of the ceiling surface 6 of each suspension bolt 2, and these connecting members A wire rod 36 is installed between 33. By this vibration-proof structure, the swing of each suspension bolt 2 is suppressed.

  Here, in the three-dimensional ceiling structure 1 of the present embodiment, the frame portion 5 and the ceiling member 7 are through holes formed in the edge portion of the ceiling member 7 in a state where the ceiling member 7 is disposed on the upper portion of the frame portion 5. The bone member 32 and the ceiling member 7 are fixed by the fixing means 22 such as a vinyl tie or a cable tie inserted into the ceiling unit 38 (not shown) to constitute the ceiling unit 38.

  Then, the suspension bolt 2 is screwed into the female screw portion 34 of the connecting member 33, and the ceiling unit 38 is attached to the suspension bolt 2. A ceiling surface 6 having a substantially wave shape in a side view is formed by a group of ceiling units 38 arranged in succession.

  As described above, in this embodiment, the connecting member 33 and the wire 36 are provided as connecting means for connecting the suspension bolts 2 which are a plurality of suspension holding members that suspend and hold the plurality of bone members 32 from the ceiling. Accordingly, it is possible to provide a stable ceiling structure by preventing the three-dimensional ceiling structure 1 from shaking.

  Next, a sixth embodiment will be described with reference to FIGS. In addition, the same code | symbol is attached | subjected to the same part as the said Examples 1 and 5, and the detailed description is abbreviate | omitted.

  In the frame part 5 in the present embodiment, the bone member 39 is formed of a band-shaped member formed of a non-ferrous metal such as iron or aluminum having a side view wave shape. The bone member 39 is preferably coated in the same color as the ceiling material 7 in order to improve the appearance of the ceiling surface 6.

  The frame portion 5 is configured by being connected by a wire rod 40 made of a plurality of metal rod members laid between a plurality of bone members 32 arranged in parallel to each other.

  Here, in the three-dimensional ceiling structure 1 of the present embodiment, the frame portion 5 and the ceiling member 7 are through-holes formed in the edge portion of the ceiling member 7 in a state where the ceiling member 7 is disposed in the lower portion of the frame portion 5. The bone member 39 and the ceiling member 7 are fixed by a fixing means 22 such as a vinyl tie or a cable tie that is inserted into a ceiling unit 41 (not shown).

  Then, the suspension bolt 2 is inserted into the through hole 42 formed in the edge portion of the ceiling material 7, the nut 43 is screwed into the lower portion of the suspension bolt 2, and the ceiling material 7 is held from below by the nut 43. The ceiling unit 41 is attached to the suspension bolt 2. A ceiling surface 6 having a substantially wave shape in a side view is formed by a group of ceiling units 41 arranged continuously.

  Next, Example 7 will be described with reference to FIGS. In addition, the same code | symbol is attached | subjected to the same part as the said Examples 1 and 5, and the detailed description is abbreviate | omitted.

  In the vibration isolating structure in the present embodiment, a plurality of connecting members 33 are attached to each suspension bolt 2, and a wire rod 36 is installed between these connecting members 33. In particular, the upper connecting member 33 and the lower connecting member are provided. A wire rod 36 is also erected for 33. This vibration-proof structure strengthens the connection between the suspension bolts 2 and further suppresses the swing of the suspension bolts 2.

  Further, in this vibration isolating structure, instead of the connecting member 33, a clip-type metal fitting 44 that is mounted so as to hold the suspension bolt 2 may be used, and the clip-type metal fitting 44 may be connected by a wire 45 or the like. The clip-shaped metal fitting 44 is formed by bending a belt-shaped metal plate to provide a closing portion 46 on one side and an opening portion 47 on the other side. The open portion 47 is fastened and fixed to the suspension bolt 2 by a fixing means 48 such as a bolt and a nut while the suspension bolt 2 is sandwiched between the inner surfaces of the portion 46. Further, a locking portion 49 capable of locking the wire 45 and the like is provided on the open portion 47 side.

  Further, as shown in FIG. 15, a mesh unit 50 may be arranged on the upper part of the bone member 4, and the ceiling member 7 at the lower part of the mesh member 50 and the bone member 4 may be fixed with the wire material 20 to form a ceiling unit. Good. In this case, the net member 50 is not limited to a net made of a synthetic resin such as a polyethylene net, a nylon net, or a polyester net, a net made of a natural material such as a wire net or a cotton net, or a combination thereof. A so-called flameproof net such as a polyethylene net or a polypropylene net that is changeable and has flame retardancy and conforms to the performance defined by various laws and regulations such as the Building Standard Law and the Fire Service Law is preferable.

  Next, Example 8 will be described with reference to FIGS. In addition, the same code | symbol is attached | subjected to the same part as the said Example 1, and the detailed description is abbreviate | omitted.

  The mounting member 50 according to the present embodiment includes a plurality of rail members that are arranged in parallel to the ceiling surface 6.

  The attachment member 50 includes an upper concave groove portion 51 formed in the upper portion so as to open upward along the longitudinal direction of the attachment member 50, and flange portions 52, 53 extending in the horizontal direction on both sides of the lower portion. Is formed.

  A concave portion 54 is formed in an intermediate portion between the upper concave groove portion 51 and the flange portions 52 and 53 of the mounting member 50.

  Between the bottom surface portion of the upper groove portion 51 and the flange portions 52, 53, a standing erected vertically from the flange portions 52, 53 so as to connect the bottom surface portion of the upper groove portion 51 and the flange portions 52, 53. An installation part 55 is provided.

  Between the bottom surface portion of the upper groove portion 51 and the upper portion of the standing portion 55, a fixing groove portion 56 formed of an arcuate groove formed continuously in the longitudinal direction of the mounting member 50 is provided.

  The ceiling material 57 of the present embodiment is made of a plate-like member having a lightweight structure in which a polyester resin-based nonwoven fabric is filled inside a frame member in which plate materials such as glass cloth are disposed on at least upper and lower surfaces.

  At both ends of the ceiling material 57, step portions 59 each having a thin portion 58 formed with a thin plate thickness at both ends of the ceiling material 57 are formed.

  For connection between the left and right side surface portions and the bottom surface portion in the upper concave groove portion 51, a metal bar member 60 that connects the plurality of mounting members 50 in the longitudinal direction can be inserted into an arc shape. Each of the grooves 61 is provided.

  Further, as a fixture 62 for fixing the ceiling material 57 to the mounting member 50, a vertical piece portion 64 having an arcuate fitting portion 63 that can be fitted in the fixing concave groove portion 56 at the upper portion, A metal fitting provided with a lateral piece 65 extending in parallel with the horizontal direction from the intermediate portion is provided. The fixture 62 may be formed of an elastic member such as urethane rubber. In this case, like the metal fixture 62, the fixing recess 62 is inserted so as to be inserted from the longitudinal direction of the ceiling member 57. In addition to being fitted into the groove 56, the fixture 62 can be elastically deformed to be fitted into the fixing vertical groove 56 from a direction other than the longitudinal direction of the ceiling material 57.

  The interval P3 of the opening edge portion 66 of the upper concave groove portion 51 is larger than the diameter of the suspension bolt 2 and smaller than the outer diameter of each nut 12 disposed in the upper concave groove portion 51 and screwed into the suspension bolt 2. To do.

  A plurality of V-shaped groove portions 67 are formed on the lower surface of the flange portions 52 and 53, and are used for screw positioning when the flange portions 52 and 53 and the ceiling material 57 are screwed. It is done.

  The method of installing the ceiling material 57 between the plurality of mounting members 50 will be described. The fixture 62 in which the fitting portion 63 is fitted in the fixing groove portion 56 on the ceiling material 57 placed on the flange portions 52 and 53. Is rotated in the vertical direction with the fitting portion 63 as a rotation axis. The rotating fixture 62 presses the thin wall portion 58 of the ceiling material 57 from below at the lower portion of the vertical piece portion 64, and the horizontal piece portion 65 is brought into contact with the upper surface of the ceiling material 57 in a surface contact state. Installation of the ceiling material 57 between the mounting members 50 is completed.

  By fixing the ceiling material 57 to the flange portions 52 and 53 of the mounting member 50 using the fixing tool 62, the ceiling material 57 can be fixed to the mounting member 50 by a simple operation.

  Further, in the fixed state of the ceiling material 57, the thin portion 58 of the ceiling material 57 is pressed from above at the lower portion of the vertical piece portion 64 and the horizontal piece portion 65 is brought into contact with the upper surface of the ceiling material 57 in a surface contact state. The ceiling material 57 can be prevented from falling off by restricting the vertical movement of the ceiling material 57.

  By adopting a configuration in which the thin portion 58 of the ceiling material 57 is pressed from above at the lower portion of the vertical piece portion 64, the fixing structure that restricts the vertical movement of the ceiling material 57 is prevented from being bulky in the thickness direction of the ceiling material 57. Thus, the ceiling structure can be made compact.

  Moreover, a lightweight suspended ceiling can be comprised by using the ceiling material 57 of a present Example.

  Next, Embodiment 9 will be described with reference to FIGS. In addition, the same code | symbol is attached | subjected to the same part as the said Example 1, and the detailed description is abbreviate | omitted.

  The attachment member 68 in the present embodiment is composed of a plurality of rail members arranged parallel to each other with respect to the ceiling surface 6.

  The attachment member 68 includes an upper concave groove portion 69 that is formed on the upper surface portion so as to open upward along the longitudinal direction of the attachment member 68, and flange portions 70 that extend in the horizontal direction on both sides of the lower surface portion. , 71 are formed.

  A concave portion 72 is formed in an intermediate portion between the upper concave groove portion 69 and the flange portions 70 and 71 of the mounting member 68.

  The recess 72 is provided with a standing portion 73 that stands vertically from the flange portions 70 and 71 so as to connect the bottom surface portion of the upper recessed groove portion 69 and the flange portions 70 and 71.

  Each of the recesses 72 includes a connecting groove 75 that is recessed in an arc shape into which a metal rod member 74 that connects the plurality of attachment members 68 in the longitudinal direction can be inserted.

  Further, a longitudinal groove 76 is formed between the connecting groove 75 and the standing portion 73.

  The ceiling material 77 of the present embodiment is a non-ferrous metal such as aluminum having a three-dimensional surface portion 78 whose side surface shape is projected in a semicircular shape at the center portion and a flat portion 79 that horizontally extends the periphery of the three-dimensional surface portion 78. It consists of a lightweight plate-shaped member having a three-dimensional shape.

  Further, as a fixture 80 for fixing the ceiling material 77 to the mounting member 68, a cross section provided with a vertical piece portion 81 that can be fitted into the vertical groove portion 76 and a horizontal piece portion 82 that can be placed on the flange portions 70 and 71. A metal fitting having an L shape is provided. Note that the fixture 80 may be formed of an elastic member such as urethane rubber. In this case, like the metal fixture 80, the longitudinal groove portion 76 is inserted so as to be inserted from the longitudinal direction of the ceiling member 77. In addition to the fitting, the fixture 80 can be elastically deformed and fitted into the longitudinal groove portion 76 from a direction other than the longitudinal direction of the ceiling member 77.

  The interval P4 of the opening edge portion 83 of the upper concave groove portion 69 is larger than the diameter of the suspension bolt 2 and smaller than the outer diameter of each nut 12 disposed in the upper concave groove portion 69 and screwed into the suspension bolt 2. To do.

  The method of laying the ceiling material 77 between the plurality of attachment members 68 will be described. The ceiling material 77 placed on the flange portions 70 and 71 is fitted into the vertical groove portion 76 and the horizontal piece portion 82 is fitted into the vertical piece portion 81. Is fixed to the flange portions 70 and 71 by the fixture 80 arranged on the flat portion 79, and the installation of the ceiling material 77 between the plurality of attachment members 68 is completed.

  By fixing the ceiling member 77 to the flange portions 70 and 71 of the mounting member 80 using the fixing tool 80, the ceiling member 77 can be fixed to the mounting member 80 by a simple operation, and the suspended ceiling having a three-dimensional shape The structure can be easily configured.

  Further, in the fixed state of the ceiling material 77, the flat portion 79 of the ceiling material 77 is formed by the horizontal piece portion 82 of the fixture 80 in which the vertical piece portion 81 is fitted in the vertical groove portion 76 and the flange portions 70 and 71 of the mounting member 68. The vertical movement of the ceiling material 77 can be restricted and the falling of the ceiling material 77 can be prevented.

  Further, in the ceiling material of the present embodiment, the state in which the convex direction of the three-dimensional surface portion 78 is upward as shown in FIG. 18, the state in which the convex direction of the three-dimensional surface portion 78 is downward as shown in FIG. By appropriately combining these, suspended solid ceiling structures having various three-dimensional shapes can be configured.

  Next, Example 10 will be described with reference to FIG. The same parts as those in the ninth embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  The ceiling member 84 of the present embodiment has a three-dimensional surface portion 87 having a concavo-convex shape in which a plurality of semicircular arc portions 85 and a plurality of flat portions 86 are alternately arranged on the side surface, and the periphery of the three-dimensional surface portion 87. It consists of the lightweight plate-shaped member which has the solid shape formed from nonferrous metals, such as aluminum, provided with the peripheral flat part 88 extended horizontally.

  The method of installing the ceiling material 84 between the plurality of attachment members 68 will be described. The ceiling material 84 placed on the flange portions 70 and 71 is fitted to the vertical groove portion 76 and the horizontal piece portion 82 is fitted into the vertical piece portion 81. The installation of the ceiling member 84 between the plurality of attachment members 68 is completed by the fixture 80 arranged on the flat portion 86.

  By fixing the ceiling member 84 to the flange portions 70 and 71 of the attachment member 68 using the fixture 80, the ceiling member 84 can be fixed to the attachment member 68 by a simple operation, and the suspended ceiling having a three-dimensional shape The structure can be easily configured.

  Further, in the fixed state of the ceiling material 84, the peripheral flat portion of the ceiling material 84 is formed by the horizontal piece portion 82 of the fixture 80 in which the vertical piece portion 81 is fitted to the vertical groove portion 76 and the flange portions 70 and 71 of the mounting member 68. By sandwiching 88 in the vertical direction, the vertical movement of the ceiling material 84 can be restricted and the falling of the ceiling material 84 can be prevented.

  Next, Example 11 will be described with reference to FIG. The same parts as those in the ninth embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  The ceiling material 89 of the present embodiment has a three-dimensional surface portion 92 composed of a central flat portion 90 at the central portion and a bent portion 91 formed by bending the peripheral edge of the central flat surface portion 90 substantially vertically, and the tip of the bent portion 91 is bent substantially vertically. It consists of the lightweight plate-shaped member which has the solid shape formed from nonferrous metals, such as aluminum provided with the peripheral flat part 93.

  The method of installing the ceiling material 89 between the plurality of mounting members 68 will be described. The ceiling material 89 placed on the flange portions 70 and 71 is fitted to the vertical groove portion 76 and the horizontal piece portion 82 is fitted into the vertical piece portion 81. The installation of the ceiling material 89 between the plurality of attachment members 68 is completed by the fixture 80 arranged on the peripheral flat portion 93.

  By fixing the ceiling material 89 to the flange portions 70 and 71 of the mounting member 68 using the fixture 80, the ceiling material 89 can be fixed to the mounting member 68 by a simple operation, and the suspended ceiling having a three-dimensional shape The structure can be easily configured.

  In the fixed state of the ceiling material 89, the peripheral flat portion of the ceiling material 89 is formed by the horizontal piece portion 82 of the fixture 80 in which the vertical piece portion 81 is fitted in the vertical groove portion 76 and the flange portions 70 and 71 of the mounting member 68. By holding 93 in the vertical direction, the vertical movement of the ceiling material 89 can be restricted, and the falling of the ceiling material 89 can be prevented.

  The present invention is not limited to the above embodiments, and various modifications can be made within the scope of the gist of the present invention. Note that the ceiling structure of the present invention does not have a three-dimensional shape on the entire ceiling surface, but may include various equipment such as lighting, sound, and fire extinguishing on a part of the ceiling surface. The three-dimensional ceiling surface of the present invention is not limited to the corrugated shape or the shape shown in each example.

DESCRIPTION OF SYMBOLS 1 Three-dimensional ceiling structure 2 Suspension bolt 3 Mounting member 4 Bone member 5 Frame part 7 Ceiling material 25 Bone member 32 Bone member 33 Connecting member 36 Wire material 39 Bone member

Claims (3)

A frame portion formed by a plurality of bone members having a three-dimensional shape that is suspended and held from the ceiling, and a ceiling material stretched on the frame portion along the bone members. Ceiling structure. The ceiling structure according to claim 1, wherein the bone member is a linear member. The ceiling structure according to claim 1, further comprising a connection unit that connects the plurality of suspension holding members that suspend and hold the plurality of bone members from the back of the ceiling.

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