Classifications

• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
  • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
  • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
  • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
  • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
  • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
  • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
  • E04B1/34—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
  • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
  • E04B1/34—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
  • E04B1/3404—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability supported by masts or tower-like structures
• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
  • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
  • E04B2001/0053—Buildings characterised by their shape or layout grid

Definitions

• the present invention relates to a building structure, and more particularly to a structure or skeleton structure having a tube frame.
• Patent Document 1 a general ramen structure of a quadrangular lattice having a common zone in the center and a dwelling zone on the outer periphery, and an outer peripheral column arranged on the outer periphery of the dwelling zone and an outer peripheral beam therebetween.
• a so-called double tube structure is disclosed in which an outer tube structure having an inner tube structure having a general rigid frame structure composed of an inner peripheral column and an inner peripheral beam therebetween is disclosed in the common zone.
• Patent Document 2 also discloses a double tube structure having an outer frame and an internal frame which are general rigid frame frames.
• Patent Document 3 discloses a building having an outer tube structure provided with braces intersecting in a lattice of a general rigid frame structure composed of vertical columns and horizontal beams. This outer tube structure has been disclosed in the past. A slab-like diaphragm is provided inside to ensure the same resistance and rigidity as pure-frame frames.
• Patent Documents 4 5 etc.
• a structure in which a hexagonal lattice is connected in a horizontal plane to form a heart cam structure and stacked in a vertical direction via straight columns is known. It has been.
• Non-Patent Document 1 presents a building in which a hard cam-shaped steel member is provided on a curved surface layer and the inside is supported by a pillar.
• the hard-came steel members on the surface of this building are not the same-shaped hexagonal lattices connected in equal balance.
• Each side of the lattice is not a general linear member (column, beam, etc.).
• Patent Document 1 Japanese Patent Laid-Open No. 2002-317565
• Patent Document 2 Japanese Patent Application Laid-Open No. 2004-251056
• Patent Document 3 Japanese Patent Laid-Open No. 7-197535
• Patent Document 4 Japanese Patent Laid-Open No. 9-4130
• Patent Document 5 Japanese Patent Laid-Open No. 10-18431
• Patent Document 6 Japanese Patent Laid-Open No. 9-60301
• Non-Patent Document 1 "Ground 'Start to Zero Reproduction-Selected Collection of YuTC WTC Site Architecture Competition” by Suzanne' Stevens, translated by Yuko Shimoyama, published on December 1, 2004, Publisher Etsaretsuji, P.137
• the basic structure of a conventional tube frame is a general ramen structure in which quadrangular lattices composed of vertical columns (straight columns) and horizontal beams are combined. And in order to ensure a certain level of structural stability and seismic resistance, especially in high-rise and super-high-rise buildings, it is often insufficient to simply use the outer tube frame. Or arrange the columns of the inner tube frame at a certain density or more, install the inner tube frame, connect the outer tube frame and the inner tube frame with a flat slab or a specific beam, or add more sub-tubes in the outer tube frame In many cases, various structural restrictions such as incorporating a frame or connecting a plurality of outer tube structures are essential. For example, in Patent Documents 1 and 2, at least a double tube frame is essential, and in Patent Document 3, it is essential to provide a horizontal slab diaphragm inside.
• honeycomb structure to the tube frame is a structure in which a hard cam structure is provided in a horizontal plane as in Patent Document 6 and is stacked through a vertical pillar in the vertical direction.
• the vertical load is supported by a straight column in the same way as a general rigid frame.
• Non-Patent Document 1 although a hard cam-shaped steel member is provided on the surface layer, a support column is required inside, and the entire surface is not supported only by the surface layer.
• an object of the present invention is to provide a building structure having a tube frame having a new basic structure that is completely different from the basic structure of a conventional tube frame.
• the present invention can ensure structural stability and seismic resistance superior to those of conventional structures only by using an outer tube structure in a building structure that is applied particularly to high-rise and super-high-rise buildings.
• the purpose is to realize a greater degree of design freedom than a building structure with a tube frame.
• the present invention provides the following configuration.
• each side of the hexagonal structure unit composed of six side forces is shared with the adjacent unit to form a main frame by rigidly joining in a hard cam shape.
• the hexagonal structure unit has an outer tube frame, and the hexagonal structural unit is arranged symmetrically on two sides connecting two oblique columns inclined in opposite directions with respect to the vertical direction, and along the horizontal direction.
• One of the features is that either a beam or a part of the slab is placed on each of the upper and lower sides.
• a building structure according to claim 2 is characterized in that, in claim 1, a plurality of slabs as main frames are provided at the same interval as the height of the hexagonal structure unit.
• the building structure according to claim 3 is characterized in that, in claim 2, a subframe is provided that divides the slabs into four layers.
• the building structure according to claim 4 is provided with a plurality of slabs as main frames at the same interval as the half of the height of the hexagonal structure unit according to claim 1. With features To do.
• the building structure according to claim 5 is characterized in that, in claim 4, a subframe is provided that divides the slabs into two layers.
• a building structure according to claim 6 is the building structure according to claim 1, wherein the hexagonal unit is provided with a plurality of slabs as main frames at the same interval as the height of the hexagonal structural unit. It is characterized by having a part provided with a plurality of slabs as main frames at the same interval as half the height of the structural unit.
• a building structure according to claim 7 is the building structure according to any one of claims 1 to 6, wherein one or a plurality of main frames extending in a vertical direction inside the outer tube frame. It is characterized by providing a middle pillar.
• a building structure according to claim 8 is the building structure according to any one of claims 1 to 7, wherein the second hexagonal structural unit is rigidly joined in a knot-cam shape inside the outer peripheral tube frame. And having one or more inner tube frames forming a main frame.
• the building structure according to claim 9 is characterized in that, in claim 8, the height of the second hexagonal structural unit is one half of the height of the hexagonal structural unit.
• the building structure according to claim 10 is the building structure according to claim 8 or 9, wherein the outer tube frame and the inner tube frame are coupled via a slab or beam as a main frame! / Characterized by scolding.
• a building structure according to claim 11 is characterized in that, in any one of claims 8 to: a slab as a main frame is provided inside the inner tube frame.
• a building structure according to claim 12 is characterized in that, in any one of claims 8 to: LO, the inside of the inner tube frame is a void.
• the slab as the main frame is provided in any one of claims 1 to 12, the slab is a flat slab or a slab with a beam.
• the building structure according to claim 14 has a dome-shaped portion in which a plurality of pentagonal structural units are inserted at the top of the outer tube frame in any one of claims 1 to 13. It is characterized by.
• the building structure according to claim 15 is a tube width according to any one of claims 1 to 14, wherein a plurality of pentagonal structural units are inserted in a part of the outer tube frame in the axial direction. It has a transition part, and the width of the perimeter tube frame in the upper part of the tube width transition part is smaller than the width of the perimeter tube frame in the lower part.
• An expanded building structure according to claim 16 is configured by using a plurality of building structures according to any one of claims 1 to 15, and two adjacent building structures are each It is characterized in that a part of the hexagonal structural units in the outer tube frame is connected and shared.
• An enlarged building structure according to claim 17 is constituted by using a plurality of building structures according to any one of claims 1 to 15, and a plurality of the building structures arranged at intervals from each other.
• the body is connected by a beam or slab as a main frame.
• the building structure according to claim 18 has two oblique outer tube frames coupled in an X shape or a ⁇ shape, and each of the two oblique outer tube frames is A building structure characterized in that a main frame is formed by rigidly joining hexagonal structure units in a cam-like shape.
• the building structure according to claim 19 is the building structure according to claim 18, wherein the second hexagonal structural unit is rigidly connected in a knot-cam shape inside each of the two oblique outer tube structures. Each of them is provided with a diagonal inner tube frame that forms a main frame.
• the outer tube frame which is the main frame is formed by rigidly joining the hexagonal structure unit in a cam-like shape, that is, a honeycomb shape.
• the main frame constitutes the main part of the structural frame and is the main part in terms of structural resistance.
• Each hexagonal structural unit has a hexagonal lattice shape. When these units are rigidly joined in a Hercam shape, each side of the hexagonal lattice is shared with each side of the adjacent hexagonal lattice.
• An extremely strong tube frame can be realized by making the whole rigidly joined in a her cam shape into a cylindrical shape.
• Each side of the hexagonal structure unit For example, it is a part of a column, beam, or slab.
• the outer tube structure composed of the hexagonal structural unit of the present invention is composed of slanted columns in which the beams (or a part of the slab) are not continuous in the horizontal direction, and the columns are all continuous in a zigzag manner.
• the outer tube structure comprising the hexagonal structure unit of the present invention has a two-cam structure on the outer surface of the tube frame.
• the structure is completely different from the conventional hexagonal tube frame in which a hard cam structure is provided in the horizontal plane and laminated in the lead direction via straight columns.
• the building structure according to the present invention it is possible to ensure the structural stability and earthquake resistance of the entire building as a high-rise and super-high-rise main frame only by the outer tube structure. That is, it is not necessary to form a double tube as in the prior art described above, to provide a slab-shaped diaphragm inside, or to provide a support column inside. As a result, the amount of members can be reduced, the construction period can be shortened, and a free internal space can be secured.
• such a hexagonal structural unit has a heart-like bond structure, which has a force that is completely different in the technical field, and is essentially in common with a strong carbon-carbon bond structure in the nanotechnology field.
• a carbon nanotube is a structure in which carbon atoms are bonded in a hexagonal honeycomb shape and formed into a cylindrical shape, and is said to be extremely resistant to bending and pulling.
• the building structure according to the present invention has a tube structure, it can exert a large supporting force against a horizontal load of any directional force.
• the connection of all the columns and beams (or part of the slab) in the outer tube frame consisting of hexagonal structural units is balanced and stable.
• the stress generated at the joint between the column and the beam (or part of the slab) by the load force becomes smaller than the stress in the outer tube frame, which is a general rigid frame structural force. This is because part of the bending stress is converted and transmitted to the axial force of the member (slanting column, beam, etc.).
• members such as general RC are strong against compressive force, it is advantageous in supporting axial force.
• the outer tube frame composed of hexagonal structural units rigidly joined in the form of a hard cam according to the present invention has an outer periphery that also has a general rigid frame structural force by a conventional straight column and horizontal beam. It was confirmed that the deformation for the same horizontal load was small compared to the tube frame. In other words, this means that thinner columns and beams can be used compared to the conventional outer tube frame for horizontal loads that cause the same deformation. As a result, the total amount of structures can be reduced and costs can be reduced.
• the bending moment acting on each side of the hexagonal structural unit with respect to the horizontal load is also smaller than that of the outer peripheral tube frame, which also includes general rigid frame structural force due to the conventional straight columns and horizontal beams. It was confirmed that the burden was reduced. In other words, this means that thinner columns and beams can be used compared to conventional perimeter tube frames if the same bending moment occurs. As a result, the total amount of structures can be reduced and costs can be reduced.
• the two oblique columns on each of the left and right sides of the hexagonal structural unit are connected in a zigzag shape along the vertical direction, so that both the columns and the braces can be played simultaneously. Therefore, it is possible to effectively support short-term external force loads other than the vertical direction, such as the horizontal direction, by simply supporting the long-term vertical load.
• the structure is basically composed of a large number of hexagonal structural units having the same shape, the size and shape of all the columns and beams can be unified into one type or several types. It can help to reduce costs in the short term.
• a prestressed concrete structure in which the hexagonal structure unit is pre-united into precast concrete can be used to improve workability, shorten the time, and reduce costs.
• a plurality of slabs as main frames are provided at the same interval as the height of the hexagonal structural unit. Further, in claim 4, a plurality of slabs as main frames are provided at the same interval as half the height of the hexagonal structural unit.
• a subframe is provided that divides the slabs into four layers. Further, in claim 8, a subframe is provided that divides the slab into two layers.
• the subframe is also a part of the structural frame, but it mainly supports each layer and does not need to bear the earthquake resistance and wind pressure resistance of the entire building structure. Therefore, the subframe can be joined or separated at an arbitrary position between the slabs that are the main frames, so that the degree of freedom in two-dimensional and three-dimensional space is large.
• the height of the hexagonal structure unit is set to the floor height of the four layers of the building, in reality, beams are provided alternately in every two layers (multiple hexagons connected in the vertical direction).
• the column of structural units is offset by one-half of the unit height relative to the adjacent column). For this reason, it is easy to form a two-layer or four-layer space in the main frame.
• the strength of the building structure can be improved by providing one or more middle pillars as a main frame extending in the vertical direction inside the outer tube structure.
• the strength against a long-term vertical load can be enhanced.
• the burden on the outer tube structure can be reduced, and it is possible to reduce the size of the columns and beams of the outer tube structure as appropriate.
• ⁇ Claim 8 provides a double tube frame by providing one or a plurality of internal tube frames made of the second hexagonal structure unit inside the outer tube frame.
• the inner tube frame is extremely strong because it is formed by rigidly joining the second hexagonal structural unit in a hammer shape.
• the hexagonal structure unit and the second Hexagonal structural units are not necessarily the same shape.
• Providing an internal tube frame greatly contributes to improving the strength of the building structure. As a result, the burden on the outer tube structure can be reduced, and the size of the columns and beams of the outer tube structure can be appropriately reduced.
• the height of the second hexagonal structural unit of the inner tube frame is one half of the height of the hexagonal structural unit of the outer tube frame.
• the corresponding prisms on each side are also shortened, making them stronger against bending and pulling.
• the strength of the entire building structure can be improved by connecting the outer tube frame and the inner tube frame via a slab or beam as a main frame.
• the inner tube frame is further strengthened by providing a slab as a main frame inside the inner tube frame.
• various components can be incorporated by forming a void (hollow) inside the inner tube frame.
• a void for example, there is great freedom in installing elevators, common equipment piping space, stairs, and atrium. Since the building structure of the present invention can be supported entirely by the outer tube structure, the degree of freedom in space inside the core portion (inner tube structure) is large.
• the slab as the main frame may be either a flat slab or a slab with a beam.
• Flat slabs have the advantage that there are no beams in the dwelling units, and slabs with beams have the advantage that the slab thickness can be reduced.
• the axial width of the outer tube structure is provided with a tube width transition portion in which a plurality of pentagonal structural units are inserted in a part of the axial direction of the outer tube structure.
• the width of the outer tube frame corresponds to the diameter in the case of a tube with a circular planar shape, and corresponds to the average diameter and the length of extension for a tube with a polygonal planar shape.
• the inserted pentagonal structural unit part is connected to other hexagonal structural unit parts without causing any adverse distortion or stress, so that there is no problem in structural strength.
• Claim 16 is an expanded building structure constituted by using a plurality of building structures according to claims 1 to 15. Recognizing that each building structure has the structural strength as described above, the entire enlarged building structure is bent or twisted due to a horizontal load by being joined together by sharing a part of the outer tube structure. The structure is strong against earthquake deformation and is resistant to earthquakes and wind pressure.
• Claim 17 is an enlarged building structure configured by using a plurality of building structures according to claims 1 to 15. Recognizing that each building structure has the structural strength as described above, the entire building structure is deformed by bending or twisting due to horizontal loads by being connected to each other by beams or slabs as main frames. On the other hand, the structure is strong and has earthquake resistance and wind pressure resistance.
• a main hexagonal structure is formed by rigidly joining a second hexagonal structural unit in the form of a nose-cam inside each of two oblique outer tube frames joined in an X shape or a ⁇ shape.
• a diagonal inner tube frame as a frame, The degree can be improved.
• the diagonal inner tube frames can be directly connected adjacent to each other, or connected via slabs or beams.
• various components such as elevators and common equipment piping can be incorporated inside each internal tube frame.
• FIGS. 1A to 1C are diagrams showing a basic form of a building structure according to the present invention.
• 1A is an external perspective view
• FIG. 1B is a partially enlarged view
• FIG. 1C is a plan view.
• FIG. 1A shows an outer tube structure 1 that is a main frame of a building structure.
• the outer peripheral frame frame 1 has a cylindrical body, that is, a tube shape, which is formed by rigidly joining hexagonal structural units composed of six sides in a no-cam shape.
• the tube axis extends along the vertical direction.
• the main frame is the main part of the structural frame and is the main part in terms of structural resistance.
• Each side of the hexagonal structural unit is a component of the main frame and is part of a column, beam or slab. In the example shown in the figure, each side of the hexagonal structural unit is composed of columns and beams.
• the cylinder is a square tube, but it may be a cylinder.
• the building structure according to the present invention basically has a form in which the entire outer tube structure 1 is formed of a hexagonal structure unit that is rigidly joined in the form of a hard cam, but as long as the gist of the present invention is met.
• a case where a structure other than the hexagonal structural unit is incorporated in a part of the outer tube structure 1 is also included in the scope of the present invention.
• FIG. 1B shows an enlarged part of the outer tube structure 1 of FIG. 1A.
• One hexagonal structural unit 10 is composed of six parts: a lower side 11, an upper side 12, a lower left side 13, an upper left side 14, a lower right side 15, and an upper right side 16 that are arranged and joined to form a main frame. A square lattice is formed. Furthermore, one hexagonal structural unit 10 is surrounded by six identical hexagonal structural units, and each side is shared with an adjacent hexagonal structural unit. It should be noted that a row consisting of a plurality of hexagonal structural units 10 coupled along the vertical direction G, and a plurality of rows located next to the a row and also coupled along the vertical direction G. The row b of hexagonal structural units is staggered by a length that is half the height of the hexagonal structural unit. And a row and b row exist alternately along the peripheral direction of the tube.
• the hexagonal structural unit 10 has a symmetrical shape.
• the right side has two right and left sides 15 and 16 which are two oblique columns inclined in opposite directions with respect to the lead straight direction G, respectively. Connected and arranged.
• the lower right side 15 is inclined with respect to the vertical direction G by an angle ⁇
• the upper right side 16 is inclined with respect to the vertical direction G by an angle ⁇ .
• the lower left side 13 and the upper left side 14 constituting the left side are similarly inclined columns.
• the planar shape of the outer tube structure 1 is substantially quadrangular. Since the surfaces of the hexagonal structure units 10 respectively arranged at the four corners of the planar shape face the direction of the apex of the quadrangle, the four corners of the planar shape are cut out.
• the planar shape of the outer tube frame 1 may be either a circular shape or an arbitrary polygonal shape and a shape including a concave portion.
• Each side of the hexagonal structural unit 10 can be configured using columns and beams.
• the four sides of the lower left side 13, the upper left side 14, the lower right side 15 and the upper right side 16 are oblique columns as described above, and the lower side 11 and the upper side 12 are part of a beam or slab.
• the connection between the columns, the column and the beam, and the column and a part of the slab is a rigid connection, and various known means can be used for this connection.
• the lower side 11 and the upper side 12 may both be beams or both may be part of a slab, or one may be a beam and the other may be part of a slab. “Part of the slab” is, for example, an end of the slab (see FIG. 4 described later). Alternatively, if the slab protrudes in the form of a cantilevered outer tube, it is the base of the protruding part.
• the slab used as the main frame may be either a flat slab or a slab with a beam. The same applies to other embodiments described later. Flat slabs without beams are preferable in that the freedom of space is not restricted.
• the height of the hexagonal structure unit 10 can be set to the floor height of one layer of the building, but the height of the space is increased by setting the floor height of two or four layers of the building. This is preferable.
• the hexagonal structural unit 10 does not necessarily have to be a regular hexagon, but is arranged on the left and right. Each of the four sides to be placed has the same length, and the upper and lower sides have the same length.
• FIGS. 2A-2D show the results of a comparison of two structural models corresponding to the present invention and the prior art.
• FIG. 2A is an explanatory diagram of structural analysis conditions for comparing the present invention with the prior art
• FIG. 2B is a diagram showing a result of deformation comparison with respect to a horizontal load
• FIG. 2C is a member related to deformation
• FIG. 2D is a diagram showing a result of comparison
• FIG. 2D is a diagram showing a result of stress comparison with respect to a horizontal load.
• a tube frame in which a large number of columns (including parts of beams and slabs) are erected in a balanced manner on the outer periphery has high structural stability and is excellent in earthquake resistance and wind pressure resistance.
• the building structure according to the present invention has the following effects not only with the characteristics of a conventional tube frame. In other words, since all the columns are oblique columns and are connected in the vertical direction, not only the long-term vertical load but also the short-term external force such as the horizontal can be effectively supported. In other words, the oblique column plays the role of both a column and a brace at the same time.
• the bending moment stress force generated in the column and beam (or part of the slab) by the load force generated in the column and beam (or part of the slab) by the load force.
• (A) is a "hexagonal tube frame” which is a structural model of an outer tube frame formed by rigidly joining hexagonal structural units of the present invention in a no-cam shape
• (B ) Is a “straight column tube frame” which is a general frame structure model with vertical columns and horizontal beam force.
• the hexagonal tube frame was constructed by tilting each column of the straight column tube frame as shown in Fig. 2A.
• the deformation was compared when both the column and the beam were RC-500mm x 500mm members with the same dimensions. Specifically, the analysis was performed with the horizontal force required for the primary structural design. As shown by the numerical values in Fig. 2B, the result of the analysis is that the vertical tube frame (B) has a maximum of 50 mm, whereas the hexagon tube frame (A) has a maximum of 34 mm. It was a modification of. Therefore, it was confirmed that the hexagonal tube frame has a greater deformation force and greater structural strength.
• FIG. 2D shows the stresses of the straight column tube frame and the hexagonal tube frame under the same conditions.
• Figure 2D shows the bending moment of each column and beam on the right side of each tube frame.
• representative figures are shown in the moment diagrams shown at the bottom right of each figure.
• the analysis result shows that the column of the straight column tube frame in (B) is 277kN'm and the beam is 393kN'm, whereas the column of the hexagonal tube frame in (A) is 1 90kN'm and the beam is 365kN'm. Met. Therefore, it was found that the hexagonal tube frame can be composed of smaller members with less bending moment, that is, stress, for both the column and beam, and the total amount of the structure can be reduced.
• the outer tube structure formed by rigidly joining hexagonal structure units in the form of a nose-cam is better than the tube structure of a general ramen structure that also has vertical column and horizontal beam force. It can be said that it is an excellent building structure due to its strong structural strength and earthquake resistance. Also, under the same strength conditions, the outer tube structure formed by rigidly joining hexagonal structure units in the form of a nose-cam can reduce the total amount of the structure compared to the tube structure of the general rigid frame structure. 'Can save resources and reduce structure costs.
• the building structure of the present invention can be constructed of various structural materials, such as a wooden structure, a steel structure, an RC structure, an SRC structure, a CFT structure, and a prestressed concrete structure.
• the building structure of FIG. 3 has an outer tube structure 1 that also has column and beam forces, as in FIG. 1A.
• a plurality of slabs 21a and 21b are provided inside.
• the slab 21a is joined to the beam 1 la on the lower side and the upper side!
• the slab 21b is joined to the lower and upper beams l ib in the adjacent b rows of hexagonal structural units. Therefore, the slabs 21a in the row a and the slabs 21b in the row b are alternately arranged in the height direction by a distance of one half of the height of the hexagonal structural unit.
• the planar shape of the slab 21a joined to the beam 11a of the hexagonal structural unit in row a is notched so that its end 21a2 also retracts the surface force of the hexagonal structural unit in row b. It is written. Further, the planar shape of the slab 21b joined to the beam l ib of the b-row hexagonal structure unit is cut out so that the end 21b2 also retracts the surface force of the a-row hexagonal structure unit.
• the building structure of Fig. 4 has an outer tube structure 2 composed of a column and a part of a slab.
• the lower and upper sides of the hexagonal structure units of row a there are no beams on the lower and upper sides of the hexagonal structure units of row a connected vertically. Instead, the end 21al of the slab 21a provided inside is joined to the ends of the left and right oblique columns, thereby constituting the lower and upper sides of the hexagonal structural unit.
• the lower and upper sides of the hexagonal structural unit are constructed by joining the ends 2 lb 1 of the slabs 2 lb provided inside to the ends of the right and left oblique columns.
• the slabs 21a in the a row and the slabs 21b in the b row are alternately arranged in the height direction by a distance of half the height of the hexagonal structural unit.
• the planar shape of the slab 21a joined to the hexagonal structural unit in row a is cut away so that the end 21a2 also retracts the surface force of the hexagonal structural unit in row b. . Further, the planar shape of the slab 21b joined to the b-row hexagonal structure unit is notched so that the end 21b2 also retracts the surface force of the a-row hexagonal structure unit.
• the building structure of FIG. 5 has an outer tube structure 1 composed of columns and beams, as in FIG. 1A, and a plurality of slabs 21a provided therein.
• a slab 21a is joined to a beam 11a on the lower side and the upper side.
• the height H of the hexagonal structural unit is the distance between the slabs 21a. For example, if the distance between the slabs 21a is four layers of a building, it can be divided into four layers using a subframe described later.
• slab 21a in FIG. 5 is provided on the entire cross section of the outer tube structure.
• the building structure of FIG. 6 has an outer tube structure 1 composed of columns and beams, as in FIG. 1A, and a plurality of slabs 21a, 21b provided therein.
• the slab 21a is joined to the lower and upper beams 11a.
• the slabs 21b are joined to the beams ib on the lower side and the upper side. Therefore, half the height H of the hexagonal structural unit is the distance between slabs 21a and 21b. If the distance between the slabs 21a and 21b is two layers of the building, it can be divided into two layers using the subframe described later.
• slabs 21a and 21b in FIG. 6 are provided in the entire cross section of the outer tube structure.
• the building structure of Fig. 7 has an outer tube structure 1 composed of columns and beams, as in Fig. 1A, and a plurality of slabs 21a, 21b provided therein.
• the slab 21a is joined to the lower and upper beams 11a.
• the slab 21b is joined to the lower and upper beams l ib. Therefore, it is the distance between the half-force slabs 21a and 21b of the height H of the hexagonal structural unit.
• the plane shape force of the slab 21a joined to the beam 11a of the hexagonal structural unit in the al row is suitable so that the end 21a2 also retracts the surface force of the hexagonal structural unit in the left bl row. It is cut out.
• the end 21a3 of the slab 21a is located on the surface.
• the planar shape of the slab 21b joined to the beam l ib of the bl row hexagonal structure unit is appropriately cut out so that its end 21b2 recedes from the plane of the right al row hexagonal structure unit. Yes.
• the end portion 21b3 of the slab 21b is located on the surface.
• planar shapes of the slabs 21a and 21b are formed in this way, for example, an al-row hexagonal structure
• the height H part of the hexagonal structure unit and the half of the height H appear alternately.
• planar shapes of the slabs in the embodiments shown in Figs. 3 to 7 are only examples.
• the slab end that functions as the lower or upper side of the hexagonal structural unit itself is part of the main frame and cannot be removed, but the planar shape of the other part is optional as long as it is permitted by structural mechanics. The shape can be reduced.
• the building structure shown in FIG. 8 has a plurality of middle pillars 6 extending in the vertical direction inside the outer tube structure 1.
• Middle pillar 6 is a component of the main frame.
• the number of middle pillars 6 is one or more and is not limited. However, in the case of arranging a plurality of middle pillars 6, it is preferable to arrange them symmetrically with respect to the central axis of the outer tube structure 1.
• the building structure shown in FIG. 8 is the same as that shown in FIG. 5 except for the middle pillar 6.
• the middle pillar 6 is provided through each slab 21a and supports each slab 2 la. .
• the distance between the slabs 21a is the same as the height of the hexagonal structural unit.
• the building structure in FIG. 9 is another form in which a plurality of middle pillars 6 are provided inside the outer tube structure 1.
• the building structure in FIG. 9 is the same as that shown in FIG. 6 except for the middle pillar 6 and the distance between the slabs 21a is one half of the height of the hexagonal structural unit.
• the building structure shown in FIG. 10 has an inner tube frame 3 in which a main frame is formed by rigidly joining a second hexagonal structure unit 30 in a knife-cam shape inside the outer tube frame 1. .
• the second hexagonal structural unit 30 also has two sides connecting two oblique columns inclined in opposite directions with respect to the vertical direction, symmetrically arranged, and an upper side along the horizontal direction. Each of the lower sides is formed by arranging either a beam or a part of a slab. Joining between columns, a column and a beam, and a column and a part of a slab is a rigid joint, and various known means can be used for this joining.
• the second hexagonal structural unit 30 does not have to be the same or similar to the hexagonal structural unit constituting the outer tube structure 1. However, it is preferable that at least the height of the second hexagonal structural unit 30 is smaller than the height of the hexagonal structural unit. In the example of FIG. 10, the height of the second hexagonal structural unit 30 is one half of the height of the hexagonal structural unit. In addition, the length of the lower and upper sides of the second hexagonal structural unit 30 is also the hexagonal structural unit. Shorter than those of By making the length of each side of the second hexagonal structural unit 30 shorter than that of the hexagonal structural unit, an extremely strong structure is obtained. This is suitable as a core portion that supports a building structure.
• the second hexagonal structural unit 30 does not necessarily have to be a regular hexagon, but each of the four sides arranged on the left and right sides has the same length, and the upper side and the lower side have the same length.
• a slab as a main frame may be provided inside the inner tube frame 3. This makes the structure stronger.
• a void inside the inner tube frame 3 for example, an elevator, a common facility piping space, a staircase, and an atrium can be installed.
• the main frame element is provided inside the inner tube frame 3 can be designed in consideration of the load sharing with other main frames such as the outer tube frame 1.
• the building structure shown in FIG. 11 has a configuration in which four inner tube frames 3a, 3b, 3c, and 3d are provided inside the outer tube structure 1.
• the four inner tube frames are arranged at the four corners symmetrically with respect to the central axis of the outer tube structure 1.
• Each internal tube frame is provided so as to penetrate a plurality of slabs 21 provided in the outer tube structure 1.
• the distance between the slabs 21 is the same as the height H of the hexagonal structure tube of the outer tube structure.
• the building structure of FIG. 12 is another form in which the inner tube frame 3 is provided at the center of the outer tube frame 1.
• the form of FIG. 12 is a form in which a plurality of slabs 21 are further provided in the form of FIG.
• the inner tube frame 3 passes through the plurality of slabs 21.
• the distance between the slabs 21 is the same as the height H of the hexagonal structural unit of the outer tube frame.
• the building structure in FIG. 13 is another form in which an inner tube frame 3 is provided at the center of the outer tube frame 1.
• the form of FIG. 13 is a form in which a plurality of slabs 21 are further provided in the form of FIG.
• the inner tube frame 3 passes through the plurality of slabs 21.
• the distance between the slabs 21 is one half of the height H of the hexagonal structural unit of the outer tube frame.
• 14 and FIG. 15 is still another form in which the inner tube frame 3 is provided at the center of the outer tube frame 1. This is a modification of the shape of the slab provided inside the outer tube structure 1.
• the building structure shown in FIG. 16 is still another form in which the inner tube frame 3 is provided at the center of the outer tube frame 1.
• the outer end 21al of the slab 21a is joined to the beam 11a of the outer tube structure 1.
• the inner end 21a4 of the slab 21a is joined to the column of the second hexagonal structural unit in the inner tube frame 3 to constitute the lower side of the second hexagonal structural unit.
• the outer tube structure 1 and the inner tube structure 3 are joined and integrated via a slab 21a.
• the outer tube frame and the inner tube frame may be coupled via a beam as a main frame.
• a slab joined to the outer tube frame may intersect the inner tube frame.
• a plurality of pentagonal structural units 40 are inserted into the top of the outer tube frame 1 to close the tube tip to form a rounded dome-shaped portion 4.
• the pentagonal structural units 40 are inserted in one row along the circumferential direction of the tube.
• the tube tip can be closed by inserting a pentagonal structural unit as appropriate even when the planar shape of the outer peripheral tube frame 1 is not circular (polygon, etc.) only when the planar shape is circular. .
• a tube width transition portion 5 is provided to reduce the tube width by inserting a plurality of pentagonal structural units 50 in a part in the axial direction of the outer tube structure 1.
• the vertices of two pentagonal structural units 50 that face each other along the vertical direction are inserted in every other row along the circumferential direction of the tube.
• the tube width is a diameter when the planar shape is circular, but corresponds to an average diameter or a passing width when the planar shape is other than a circle (polygon, etc.).
• the tube width in the upper part of the tube width transition part 5 is smaller than the tube width in the lower part. It is suitable for reducing the load on the upper layer in high-rise or super-high-rise buildings.
• a plurality of tube width transition portions 5 are provided along the axial direction of one outer tube frame. A place may be provided.
• FIG. 19 is an external perspective view showing an embodiment of an enlarged building structure constituted by using any one of the building structures having the outer tube structure described in FIG. 1A to FIG.
• four building structures la, lb, lc, and Id are arranged at four corners spaced from each other, and the whole is connected by a plurality of slabs 24 as main frames.
• one building structure plays the role of one pillar in the expanded building structure.
• the building structures may be joined to each other through beams.
• the building structures are arranged adjacent to each other and are adjacent to each other.
• the two building structures are combined by sharing some hexagonal structural units of the perimeter tube frame. In this way, an enlarged building structure is formed by connecting a plurality of building structures in a chain.
• FIG. 20A has two oblique outer tube frames 7a and 7b joined in an X shape, and each of the two oblique outer tube frames 7a and 7b is a hexagonal structural unit. 70 is rigidly joined in a hard cam shape to form the main frame.
• FIG. 20B is a schematic horizontal cross-sectional view of a joint portion between two oblique outer tube frames 7a and 7b. In the slanted outer tube frames 7a and 7b, the tube axis is inclined with respect to the vertical direction, but the orientation of each hexagonal structural unit 70 is the same as that in the outer tube structures shown in FIGS. 1A to 18. The direction of the hexagonal structural unit is the same.
• the hexagonal structural unit 70 has two sides that are connected to each other and two symmetrical columns that are inclined in opposite directions with respect to the vertical direction.
• the hexagonal structural unit 70 is arranged on the upper side and the lower side in the horizontal direction. Formed by placing either a beam or part of a slab. Joining between columns, a column and a beam, and a column and a part of a slab is a rigid joint, and various known means can be used for this joining.
• a ⁇ shape may be formed by connecting the tops of each other.
• the form combined in X or ⁇ form is a strong structure with excellent earthquake resistance and wind pressure resistance.
• the building structure shown in Fig. 20A further has a main frame formed by rigidly joining a second hexagonal structural unit 80 in a no-cam shape inside each of the two slanted outer tube frames 7a and 7b.
• the formed oblique inner tube frames 8a and 8b are provided.
• the direction of each second hexagonal structural unit 80 is the same as the direction of the second hexagonal structural unit in the inner tube frame shown in FIGS. That is, the second hexagonal structural unit 80 also has two sides that are connected to each other in two horizontal directions that are connected to two oblique columns inclined in opposite directions with respect to the vertical direction, and extends in the horizontal direction. It is formed by placing either a beam or a part of the slab on the upper and lower sides. Joining between columns, a column and a beam, and a column and a part of a slab is a rigid joint, and various known means can be used for this joining.
• the two inclined inner tube frames 8a and 8b do not overlap each other, or are adjacent to each other as shown in Fig. 20B. Or it arrange
• the inside of the slanted inner tube frame 8a, 8b may be provided with a slab or beam as a main frame, or may be used as a void for an elevator or a shared equipment piping space.
• FIG. 21 shows a configuration in which the subframes 25a, 25b, and 25c are provided inside the outer tube frame or the oblique outer tube frame in the building structure or the enlarged building structure shown in FIGS. 1A to 20. Is shown schematically.
• the slab 21 of the main frame is provided at the same interval as the height of the hexagonal structural unit. This slab spacing is equivalent to four layers of the building. Therefore, the three subframes 25a, 25b, and 25c divide the slab 21 of the main frame into four layers.
• Fig. 21 (B) when there are mainframe slabs 21 on the upper and lower sides of the hexagonal structural unit and the height of the hexagonal structural unit is four layers, All or part of the subframes 25a, 25b, 25c can be separated or joined.
• projections 26a, 26b, and 26c for receiving the subframe are provided on the inner sides of the oblique columns on both the left and right sides of the hexagonal structural unit.
• the subframe is also part of the structural frame that structurally supports the divided layers, so it does not need to be responsible for the earthquake and wind resistance of the entire building. Appropriate settings are possible. By using subframes in this way, the degree of freedom in two-dimensional and three-dimensional spaces is further increased.
• FIG. 1A is an external perspective view of a basic form of a building structure according to the present invention.
• FIG. 1B is a partially enlarged view of a basic form of a building structure according to the present invention.
• FIG. 1C is a plan view of a basic form of a building structure according to the present invention.
• FIG. 2A is an explanatory diagram of structural analysis for comparing the present invention with the prior art.
• FIG. 2B is a diagram showing a result of a comparison of the present invention and the prior art.
• FIG. 2C is a diagram showing a result of comparison of members related to the deformation between the present invention and the prior art.
• FIG. 2D is a diagram showing a result of stress comparison with respect to a horizontal load between the present invention and the prior art.
• FIG. 3 is an external perspective view of an embodiment of a building structure according to the present invention.
• FIG. 4 is an external perspective view of an embodiment of a building structure according to the present invention.
• FIG. 5 is an external perspective view of an embodiment of a building structure according to the present invention.
• FIG. 6 is an external perspective view of an embodiment of a building structure according to the present invention.
• FIG. 7 is an external perspective view of an embodiment of a building structure according to the present invention.
• FIG. 8 is an external perspective view of an embodiment having a middle pillar in a building structure according to the present invention.
• FIG. 9 is an external perspective view of an embodiment having a middle post.
• FIG. 10 is an external perspective view of an embodiment having an internal tube frame.
• FIG. 11 is an external perspective view of an embodiment having an internal tube frame in a building structure according to the present invention.
• FIG. 12 is an external perspective view of an embodiment having an internal tube frame.
• FIG. 13 is an external perspective view of an embodiment having an internal tube frame.
• FIG. 14 is an external perspective view of an embodiment having an internal tube frame.
• FIG. 15 is an external perspective view of an embodiment having an internal tube frame.
• FIG. 16 is an external perspective view of an embodiment having an internal tube frame.
• FIG. 17 is an external perspective view of an embodiment having a dome-shaped portion at the top.
• FIG. 18 is an external perspective view of an embodiment having a tube width transition portion in a part of the outer tube structure.
• FIG. 19 is an external perspective view showing an embodiment of an enlarged building structure constituted by using a plurality of building structures having the outer tube frame shown in FIGS. 1A to 18.
• FIG. 20A is an oblique perspective view of a building structure having two oblique outer tube frames connected in an X shape.
• FIG. 20B is a schematic cross-sectional view in the horizontal direction at the joint portion of the oblique outer tube structure.
• FIG. 21 is a diagram showing a form in which a subframe is provided on the building structure or the enlarged building structure shown in FIGS. 1A to 20.

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• 2005
  • 2005-10-25 JP JP2005310359A patent/JP3811708B1/ja not_active Expired - Fee Related
• 2006
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  • 2006-03-24 US US11/664,916 patent/US20090064625A1/en not_active Abandoned
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  • 2006-03-24 WO PCT/JP2006/305971 patent/WO2007049369A1/ja active Application Filing
• 2008
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