JP2010180600A - Ancillary structure and unit building - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a standardized ancillary unit which can be easily connected to a building unit, and which can be easily manufactured by being constitutionally simplified. <P>SOLUTION: This ancillary unit 10, which is connected to one elevation surface of the rectangular parallelepiped-shaped building unit constituting a unit building, is constituted in a rectangular parallelepiped shape by including: four column materials 11, 11, 11A and 11A; four lower beams 12, 12, 13 and 13 for horizontally connecting lower ends of the column materials together; and four upper beams 14, 14, 15 and 15A for horizontally connecting upper ends of the column materials together. The two opposed upper beams among the upper ones are extended out from the two column materials so as to be turned into the extended upper beams 14 and 14; an end beam 16 for connecting leading ends of the extended upper beams is provided; and a roof surface is formed of the two extended upper beams, the two upper beams and the end beam. A rigidly-joined surface P1 is formed of the column materials 11 and 11 and a beam materials 13 and 15, and a rigidly-joined surface P2 is formed of the column materials 11A and 11A, a beam material 13, and an auxiliary beam 19. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to an incidental structure connected to a building unit that constitutes a unit building, and in particular, an incidental structure having a fence suitable for an entrance part or a saddle part such as an entrance of a unit building, and the incidental structure. Concerning connected unit buildings.

  Conventionally, in this type of unit building, there is an overhang unit that is joined to the side part of the lower floor unit installed on the foundation or joined to the side part of the upper floor unit mounted on the upper part of the lower floor unit. The overhang unit is composed of a frame structure in which columns, floor beams and ceiling beams are joined. And this overhang unit is joined to the side part of the lower floor unit installed on the foundation, and the unit building is constituted (for example, refer to patent documents 1).

JP-A-4-360933

  By the way, in the case of a unit building having the above structure, for example, when attaching the porch of the entrance porch so as to protrude from the surface of the unit building, it is necessary to fix and attach the parts for the cage to the structural material of the building unit. Moreover, when the protruding amount of the ridge is large, a pillar material for support may be required between the base of the entrance porch and the ridge. As described above, there is a problem that the structure for attaching the gutter becomes complicated and the construction becomes complicated. In addition, a rectangular parallelepiped unit building in which a plurality of rectangular parallelepiped building units are assembled has no change in appearance and lacks a profound feeling.

  The present invention has been made in view of such a problem, and an object of the present invention is to provide a change in the appearance of a unit building in which a plurality of rectangular parallelepiped building units are assembled. It is an object of the present invention to provide a standard accessory structure that can be easily connected to each other, has a simplified configuration, and is easy to manufacture. Moreover, it is providing the unit building provided with such an incidental structure.

  In order to achieve the above object, the incidental structure according to the present invention is an incidental structure connected to one elevation surface of a rectangular parallelepiped building unit constituting a unit building, and the incidental structure includes four pieces. Column material, four lower beams connecting the lower end portion of the column material in the horizontal direction, and four upper beams connecting the upper end portion of the column material in the horizontal direction. Two upper beams facing each other among the upper beams are extended from the two column members to form an extended upper beam, and have a front end beam connecting the ends of the extended upper beam, A roof surface is formed by an extended upper beam, two upper beams, and a tip beam.

  The incidental structure of the present invention configured as described above includes four column members, four lower beams connecting the lower end portions of the column members, and four upper beams connecting the upper end portions of the column members. The two upper beams are extended and protruded from the two column members to form an extended upper beam, and the extended tip of this extended upper beam is connected by the tip beam, so that the flange protrudes The shape is standardized and can be easily connected to a building unit. Further, since this incidental structure is standardized, the structure is simple and the manufacture is easy.

  As a preferred specific mode of the incidental structure according to the present invention, the incidental structure is formed by first joining two column members, one lower beam, and one upper beam to each other by welding. A rigid joint surface is formed, and the other two column members, the other lower beam, and the other upper beam are rigidly joined by welding to form a second rigid joint surface. Two rigid joint surfaces are arranged facing each other and are joined by the remaining two lower beams and upper beams. In the incidental structure configured as described above, two column members, one lower beam, and one upper beam are rigidly joined by welding to form a first rigid joint surface. Two columnar members, one lower beam, and one upper beam are rigidly joined by welding to form a second rigidly joined surface, and the two rigidly joined surfaces are arranged facing each other and the other two Since it joins with a beam and an upper beam, manufacture becomes easy.

  The structural materials constituting the incidental structure are all formed from channel steel or C-shaped steel having a substantially U-shaped cross section, and the structural material includes a rigid joint by welding and the channel steel or C-shaped steel. It is preferable to combine and combine with the connection part connected with a volt | bolt via the joint member fixed to the edge part of steel. According to the incidental structure thus configured, the weight of the structural material constituting the incidental structure can be reduced, and the cost of the incidental structure can be reduced. Moreover, since it can be divided, it can be easily transported.

  Moreover, as a preferable specific aspect of the incidental structure according to the present invention, the incidental structure is characterized in that it is connected and fixed to two column members of a building unit via a guide member. In the incidental structure configured as described above, when connecting the incidental structure to the building unit, the incidental structure can be positioned and fixed to the building unit via the guide member, and the incidental structure can be connected. Work becomes easy.

  Furthermore, as another preferred specific aspect of the incidental structure according to the present invention, the two column members positioned on the extension side of the extension upper beam are connected by an auxiliary beam parallel to the upper beam. It is a feature. In the incidental structure configured in this way, the two upper pillars positioned on the extension side of the extension upper beam are connected and reinforced by the auxiliary beam parallel to the upper beam. The strength of the support portion can be increased to minimize the influence of strong winds and the like.

  The upper beam on the base end side orthogonal to the extending direction, the two column members connected to both ends of the upper beam, and the lower beam connecting the lower ends of the two column members are rigidly connected. It is preferable to form a rigid joint surface. In the incidental structure configured in this way, the upper beam, the two column members, and the lower beam adjacent to the building unit to be connected are rigidly joined to achieve a strength improvement, and the incidental structure. Assembling of objects can be performed easily.

  Preferably, the auxiliary beam, the two column members connected to the auxiliary beam, and the lower beam connecting the lower ends of the two column members are rigidly joined to form a rigid joint surface. In the incidental structure configured as described above, the cantilevered support portion on the extension side of the extension upper beam is used as a rigid joint surface, thereby improving the strength of the incidental structure and improving the assembly workability. .

  The unit building according to the present invention is characterized in that any of the incidental structures described above is connected and fixed to the building unit. In a unit building configured in this way, a plurality of rectangular parallelepiped building units are juxtaposed, and an attached structure is attached to the stacked rectangular parallelepiped shape, making the appearance undulating and rich in change. It can have a profound appearance. In addition, a ridge can be formed at the entrance such as the entrance, and the comfort can be enhanced.

  Moreover, as a preferable specific aspect of the unit building according to the present invention, a balcony is constructed in the upper part of the incidental structure. In the unit building configured as described above, the functionality of the unit building can be enhanced by constructing the balcony on the upper part of the incidental structure having the flange portion connected to the building unit.

  The incidental structure of the present invention has a simple configuration, is easy to assemble and manufacture, and can be easily connected and fixed to a building unit constituting a unit building. For this reason, it is possible to easily connect an incidental structure having a fence such as an entrance porch to the unit building, and it is possible to easily meet a user's request for the unit building. In addition, it is possible to provide a unit building having a heavy appearance by changing the appearance of the unit building.

The schematic perspective view of the building unit to which the incidental unit which concerns on this invention is connected and fixed. The schematic perspective view of one Embodiment of the incidental unit connected and fixed to the building unit of FIG. The perspective view of the state which decomposed | disassembled one part of each structural member of the incidental unit of FIG. The perspective view of the state which decomposed | disassembled the principal part of each structural member of FIG. Sectional drawing of the YZ direction of the A section of FIG. The principal part perspective view which shows the state which decomposed | disassembled the relationship between each structural member of FIG. 3, and the pillar material of a building unit. Sectional drawing of the XZ direction of the principal part of FIG. Sectional drawing of the principal part of the roof part of an incidental unit. (A) is a schematic diagram of a unit building using an embodiment of an accessory unit, (b) is a schematic diagram of a unit building using another embodiment of the accessory unit, and (c) is yet another implementation of the accessory unit. The schematic diagram of the unit building using a form. The schematic diagram of the unit building using other embodiment of the incidental unit which concerns on this invention.

  Hereinafter, one embodiment of an accessory unit provided with a ridge as an accessory structure concerning the present invention is described in detail based on a drawing. FIG. 1 is a schematic perspective view of a building unit that connects the accessory units according to the present embodiment, FIG. 2 is a schematic perspective view of the accessory unit that is connected and fixed to the building unit of FIG. 1, and FIG. 4 is a perspective view of a state in which a part of each constituent member of the unit is disassembled, FIG. 4 is a perspective view of a state in which a main part of each constituent member in FIG. 3 is disassembled, and FIG. FIG. 6 is a main part perspective view showing a disassembled state of the relationship between each component of FIG. 3 and the pillar of the building unit, and FIG. 7 is an XZ direction view of the main part of FIG. Sectional drawing and FIG. 8 are principal part sectional drawings of the roof part of an incidental unit.

  In FIG. 1, a building unit 1 has a box ramen structure formed by welding steel structural members into a rectangular parallelepiped shape by welding, and includes four column members 2, 2,. Longitudinal lower beams (floor beams) 3, 3 that connect the lower ends of the lower walls in the horizontal direction, lower side lower beams (floor beams) 4, 4, and the upper ends of the four column members 2, 2,. It is formed in a rectangular parallelepiped shape from upper beams (ceiling beams) 5 and 5 in the long side direction and the upper beams (ceiling beams) 6 and 6 in the short side direction that connect the portions in the horizontal direction. In the building unit 1, floor joists 7, 7... Are installed between the lower beams 3 and 3 at a predetermined interval, and ceiling joists 8, 8. Each column member and each beam member are welded with reinforcing plates 9, 9... Interposed at the corners to enhance the rigidity of the building unit 1.

  In the rectangular parallelepiped of the building unit 1, the long side direction will be described as the X direction, the short side direction as the Y direction, and the height direction as the Z direction. The building unit 1 is, for example, a long side having a length of about 4 to 5 meters in the long side direction (X direction), a length of about 2 to 3 meters in the short side direction (Y direction), and the height direction. It is formed in a rectangular parallelepiped shape having a length of (Z direction) of about 2.5 to 3 meters. That is, the building unit 1 has two elevation surfaces (XZ plane) along the long side direction, two elevation surfaces (YZ plane) along the short side direction, an upper surface, and a bottom surface (XY plane). It is comprised from these six surfaces.

  2-8, the incidental unit 10 connected and fixed to the building unit 1 has a shape in which an upper beam extends from a small rectangular parallelepiped, and is one of the six rectangular parallelepiped building units 1. It has the same rectangular side surface as the short side surface so as to be connected to the short side surface (YZ surface) that is the upright surface, and the length along the long side direction of the building unit 1 is It is set short. For example, while the length of the long side direction of the building unit 1 is about 4 to 5 meters, the length of the accessory unit 10 in the X direction is set to about 1 meter or a short length of 1 meter or less. The roof part is extended. This accessory unit 10 can also be called a cocoon unit because the cocoon protrudes from the rectangular parallelepiped body portion.

  As shown in FIGS. 2 to 8, the incidental unit 10 has a shape in which a roof portion extends from a rectangular parallelepiped shape, and includes four column members 11, 11, 11A, 11A that are parallel to each other, and these column members. The two parallel lower beams 12 and 12 connecting the lower end portions of the column in the X direction, the two parallel lower beams 13 and 13 connecting in the Y direction, and the parallel connecting the upper end portions of the column members in the X direction. The two upper beams 14 and 14 and two parallel upper beams 15 and 15A connected in the Y direction are formed in a rectangular parallelepiped shape, and the two upper beams 14 and 14 facing each other are formed from the column members 11A and 11A. It is an extended upper beam extending in the X direction. And it has the end beam 16 which connects the extension side tip of the extension upper beams 14 and 14. As described above, the accessory unit 10 has a shape in which the flange portion protrudes from the rectangular parallelepiped.

  Then, a roof surface is formed by the two extended upper beams 14, 14, the two upper beams 15, 15 </ b> A, and the tip beam 16. On the upper surface of the roof surface, a field plate or the like is placed and fixed as will be described later, and waterproof processing is performed. In the present embodiment, in the present embodiment, the rectangle of the building unit 1 in the YZ direction and the rectangle of the YZ direction of the incident unit 10 have the same shape. With this configuration, when the incidental unit 10 is connected and fixed to the building unit 1, the building unit 1 is extended in the longitudinal direction (X direction) to form a shape in which no protruding portion or stepped portion is generated, and the ridge protrudes. It becomes a shape.

  Here, the detail of the incidental unit 10 is demonstrated based on FIGS. Of the four column members 11, 11, 11A, 11A, the two column members 11A, 11A on the distal end side are slightly shorter than the column members 11, 11 on the proximal end side, that is, the height of the extended upper beam 14 is high. It is formed so short. As described above, the lower ends of the four column members are connected by the two lower beams 12 and 12 parallel in the X direction, and connected by the two lower beams 13 and 13 parallel in the Y direction (by welding or the like). Have been joined). The upper beam 15 on the base end side opposite to the extended side of the extended upper beams 14 and 14 is joined to the upper ends of the two column members 11 and 11 by welding or the like. The two extension-side column members 11A and 11A are connected to the extension upper beam in a vertical direction via a joint box 17 located in the middle of the extension upper beams 14 and 14, and the extension-side upper beam (beam The support beam 15 </ b> A is connected to the extended upper beams 14 and 14 in the horizontal direction via the joint box 17. The tip beam 16 is connected to the projecting ends of the extended upper beams 14 and 14 via joint boxes 18 and 18.

  The two pillars 11, 11 on the base end side are made of C-shaped steel having a substantially U-shaped cross section, and the lower ends of these pillars 11, 11 are joined together by welding or the like with a lower beam 13 in the Y direction The upper ends of the column members 11 and 11 are joined by welding or the like with the upper beam 15 in the Y direction to form a rectangular rigid joint surface (ro-shaped frame) P1 along the YZ plane. Further, the two column members 11A and 11A on the front end side are made of a square column steel material having a substantially C-shaped cross section, and the lower ends of these column members 11A and 11A are welded by the lower beam 13 in the Y direction. The upper end portions of the column members 11A and 11A are joined by welding or the like with the auxiliary beam 19 in the Y direction to form a rectangular rigid joint surface (R-shaped frame) P2 along the YZ plane. As described above, the accessory unit 10 includes two rigid joint surfaces P1 and P2 along the YZ plane, lower beams 12 and 12 along the X direction, extended upper beams 14 and 14, and an upper beam 15A along the Y direction. The distal end beam 16 is connected and fixed with bolts and nuts or the like.

  Here, with reference to FIGS. 4 and 5, the connection and fixing of the column member 11A, the auxiliary beam 19, the upper beam 15A, the extended upper beam 14, and the tip beam 16 will be described in detail. As described above, the column member 11A and the auxiliary beam 19 are rigidly joined by welding or the like to constitute a rigid joint surface P2 (a square frame). An upper plate 11a is fixed to the upper surface of the column member 11A, and an extended upper beam 14 is placed on the upper plate, and is connected by a bolt nut BN1 via a joint box 17 located between the webs of the extended upper beam. Yes. The joint box 17 is fixed to the extended upper beam 14 with bolts and nuts BN2. The joint box 17 is formed by cutting a prismatic steel material into a short length and welding and fixing an upper plate and a lower plate so as to cover a part of the upper and lower openings. Therefore, the nut can be inserted into the joint box 17 and connected with the bolt.

  The set nut bracket 17a is fixed to the joint box 17, and the upper beam 15A is connected by connecting the end plate 15a of the upper beam 15A to the joint box 17 and screwing the bolt B1 into the set nut bracket 17a. The beam 15A and the auxiliary beam 19 are also fixed by bolts and nuts BN3. Instead of the set nut fitting, the bolt may be screwed by threading the vertical surface of the joint box. An end plate 14 a for connecting to the tip beam 16 is fixed to the tip of the extended upper beam 14. In the end plate 14a, an upper and lower wide portion and a central narrow portion are connected by an inclined side, and a through hole into which a bolt for connecting the end beam 16 is inserted is formed in the wide portion.

  On the other hand, joint boxes 18 and 18 are joined to both ends of the tip beam 16 by welding or the like. The joint box 18 is formed by cutting a C-shaped steel having a substantially U-shaped cross section, and two reinforcing plates 18a and 18a are horizontally fixed by welding or the like so as to close the upper and lower openings of the C-shaped steel. In addition, the interval between the two reinforcing plates coincides with the height of the extended upper beam 14. A joint plate 18 b is fixed to the joint box 18. In the joint plate 18b, the upper and lower wide portions and the central narrow portion are connected by inclined sides, and a through hole into which a bolt for connecting the end beam 16 is inserted is formed in the wide portion, and is formed by the narrow portion. Through this space, bolts and nuts can be inserted as fixtures into the C-shaped steel of the joint box 18.

  The through hole of the end plate 14a fixed to the tip of the extended upper beam 14 and the through hole of the joint plate 18b are formed at the same position, and bolts are passed through the through hole of the end plate 14a and the through hole of the joint plate 18b. The tip beam 16 can be connected to the extended upper beams 14 and 14 by screwing the nut. The joint box 18 may be fixed to the distal ends of the extension upper beams 14 and 14 by welding or the like, and the distal beam 16 may be fixed between the joint boxes 18 and 18.

  Next, referring to FIGS. 6 and 7, the lower beams 12 and 12 that are beam members in the X direction, and the connection between the extended upper beams 14 and 14 and the rigid joint surface P1 using a connector such as a bolt and nut. The connection between the building unit 1 and the column 2 will be described in detail. Two reinforcing plates 20 and 20 are fixed horizontally by welding or the like at the lower end of the C-shaped steel having a U-shaped cross section constituting the column member 11 so as to close the opening of the C-shaped steel. The interval between the reinforcing plates coincides with the height of the lower beam 12. In addition, two reinforcing plates 21 and 21 are horizontally fixed to the upper end of the column 11 made of C-shaped steel having a U-shaped cross section by welding or the like so as to close the opening of the C-shaped steel. In addition, the interval between the two reinforcing plates coincides with the height of the extended upper beam 14.

  And the joint plates 22, 22,... Are vertically fixed by welding or the like so as to connect the reinforcing plates 20, 20, 21, 21 and the outer end face of the C-shaped steel. In this joint plate, the upper and lower wide portions and the central narrow portion are connected by inclined sides, and through holes 24, 24, in which bolts B2 for connecting the lower beam 13 and the extended upper beam 14 are inserted into the wide portion. Is formed, and a bolt or a nut can be inserted as a fixture into the C-shaped steel of the column member 11 through the space formed by the narrow portion.

  The lower beams 12 and 12 and the extended upper beams 14 and 14 along the X direction are provided by the reinforcing plates 20 and 21 and the joint plate 22 fixed to the upper and lower ends of the two column members 11 and 11 facing the building unit 1. Is formed. End plates 12a, 14b that contact the joint plate 22 are fixed to the lower beams 12, 12 and the extended upper beams 14, 14, and bolts B2 are inserted corresponding to the through holes 24, 24,. A through-hole that can be formed is formed. As described above, both ends of the lower beams 12 and 12 and one end on the base end side of the extended upper beams 14 and 14 are joined via the joint plate 22 with the bolt B2 and the nut N2.

  In addition, three through holes 25 are formed in the upper and lower portions of the column members 11 and 11 as connecting structures with the column members 2 and 2 of the building unit 1. Further, three through holes 26 are formed in the column members 2 and 2 so as to face these through holes 25, and nuts N3 are fixed to the insides of these through holes 26 by welding. A guide pin 27 is screwed into the center hole of the three through holes 26. The guide pin 27 has a diameter that can be inserted into the through-hole 25 in the center of the opposite pillar material 11, and has a tapered shape toward the tip. When the pillars 11, 11 of the accessory unit 10 are brought into contact with the pillars 2, 2 of the building unit 1, the guide pin 27 is inserted and positioned in the central through hole 25, and the bolt B 3 is inserted from the gap of the joint plate 22. The auxiliary unit 10 can be connected to the building unit 1 by being inserted and screwed into the through-hole 26 to which the nuts N3 of the column members 2 and 2 are fixed through the through-hole 25. The connecting portions are formed at four locations on the upper and lower ends of the two column members, and are configured such that the accessory unit 10 can be connected and fixed to the building unit 1.

  A through hole 28 is formed on the upper surface of the column member 2 of the building unit 1, and a nut N4 is fixed to the inner surface of the through hole by welding or the like. An eyebolt (not shown) is screwed through the through hole, and the building unit 1 can be lifted by a crane or the like and used for transportation or installation on the site. A through hole is also formed on the upper surface of the column members 11 of the incidental unit 10, and a nut N5 is fixed to the inner surface of the through hole. Further, a through hole (see FIG. 4) is also formed on the upper surface of the joint box 18 fixed to the end beam 16, and similarly a nut (not shown) is fixed to the inner surface. An eyebolt (not shown) is screwed onto these nuts, and the accessory unit 10 can be lifted with a crane or the like and used for transportation or installation on site. The through-hole on the upper surface of the accessory unit 10 has a purpose of constructing and fixing a later-described balcony on the upper portion of the accessory unit 10 in addition to being used for lifting.

  Next, with reference to FIG. 8, the raining of the upper surface of the incidental unit 10 will be described. On the upper surfaces of the two extended upper beams 14, 14, the upper beams 15, 15 </ b> A, and the tip beam 16 constituting the upper surface of the incidental unit 10, a face material for raining is supported. A plurality of rafters 31 are supported and fixed in parallel between the tip beam 16 and the upper beam 15 at a predetermined interval. The rafter 31 is fixed with a tapping screw or the like with the stepped portions at both ends resting on the upper flange portions of the tip beam 16 and the upper beam 15. A rafter 32 is similarly fixed to the upper beam 6 of the building unit 1 adjacent to the upper beam 15. A field board 33 is placed and fixed continuously to the rafter 31 and the rafter 32.

  On the upper surface of the field plate 33, roof plates 34, 34. This roof plate 34 is formed by raising both sides of a strip-shaped metal plate material having a length substantially equal to the length of the tip beam 16, the upper beam 15A, and the upper beam 15 and bending them further and bending them further inward. ing. A large number of roof plates 34 formed in this way are arranged so that the rising portions are adjacent to each other, and the rising portions are rained. This rain finish uses rooftops 35, 35, etc., which are formed by processing a metal plate of a stainless steel plate or the like, with both sides of the upper surface portion being lowered and further bent inward. The rising portions of the roof plates 34 and 34 are covered with a roof top 35 to prevent intrusion of rainwater.

  It should be noted that the roof plates 34, 34... Have a gentle slope toward one of the extension beams 14, and the rainwater flowing through the roof plate is collected by the extension beam 14 on one side, and passes through a reed or a vertical shaft not shown. It is configured to be drained. An auxiliary beam 36 is fixed to the upper portion of the distal beam 16, and a decorative material 37 is fixed so as to cover the auxiliary beam and the distal beam 16. Further, one of the roof beams on the end beam side is continuously bent on the upper surface of the auxiliary beam 36 to prevent water leakage. A plurality of rafters 38 are fixed in parallel between the upper beam 15A and the tip beam 16, and an eave heaven 39 is fixed to the lower surface of the rafters to cover the inner surface of the protruding fence.

  The production and assembly of the accessory unit 10 of the present embodiment configured as described above will be described below. The incidental unit 10 is formed as a rigid joint surface P1 by rigidly joining the column members 11 and 11 constituting the elevation surface adjacent to the building unit 1 to be connected, the lower beam 13 and the upper beam 15. Elevated surfaces located parallel to the raised surfaces are formed as rigidly joined surfaces P2 by rigidly joining the column members 11A and 11A, the lower beam 13, and the auxiliary beam 19. Therefore, when the accessory unit 10 is transported, the building unit can be transported separately into the two face materials P1, P2, the lower beams 12, 12, the extended upper beams 14, 14, the upper beam 15A, and the tip beam 16. 1 can be transported by being sandwiched between gaps in the loading platform.

  The accessory unit 10 is configured by assembling the members thus divided and conveyed. That is, the two face materials P1 and P2 are erected at intervals and are connected to each other in the X direction with a beam material to form a rectangular parallelepiped shape. First, the upper beam 15A is positioned between the joint boxes 17 and 17 fixed in the middle of the extension upper beams 14 and 14, and a bolt is screwed into the set nut fitting 17a in the joint box 17 to The upper beam 15A is connected. Next, the end beam 16 is positioned between the joint boxes 18 and 18 at the ends of the extension upper beams 14 and 14, and bolts (not shown) are screwed into nuts (not shown) in the joint boxes 18 and 18. The beams 14 and 14 and the tip beam 16 are connected.

  The extended upper beams 14, 14, the upper beam 15 </ b> A, and the end beam 16 assembled in this way are placed so that the upper beam 15 </ b> A is positioned on the auxiliary beam 19 of the rigid joint surface P <b> 2 constituting the square frame. Then, a bolt is screwed into the auxiliary beam 19 from the upper beam 15A side and connected with the bolt nut BN3, and the base end sides of the extended upper beams 14, 14 are connected to the column members 11, 11 of the rigid joint surface P1 constituting the rectangular frame. Connect to the top of That is, the end plate 14b of the extension upper beam 14 and the joint plate 22 of the column members 11 and 11 are brought into contact with each other, and the bolt B2 is inserted into the through hole of the joint plate 22 from the through hole of the end plate 14b. Then, the extension upper beam 14 and the columnar members 11 and 11 of the square frame are connected and fixed.

  Similarly, the joint plate and the end plate are brought into contact with each other to connect the lower ends of the columnar members 11 and 11 of the B-shaped frame and the lower beams 12 and 12, and bolts B <b> 2 are inserted from the end plate through holes into the joint plate through holes. It can be connected by inserting and tightening the nut N2 from the joint plate side.

  When the incidental unit 10 thus configured is connected and fixed to the building unit 1, the column members 11 and 11 of the incidental unit 10 are brought into contact with the column members 2 and 2 of the building unit 1 as shown in FIG. Let At this time, since the guide pins 27, 27... Protrude from the column members 2, 2, if this guide pin is inserted into the central through hole 25 of the column members 11, 11, the upper and lower through holes of the column members 11, 11 25 and the upper and lower through holes 26 of the column members 2 and 2 coincide. In this state, the bolt B3 can be easily inserted through the gap between the joint plates 22 of the column members 11 and 11, and the building unit 1 is screwed into the inner surface of the through hole 26 of the column members 2 and 2 of the building unit 1 by the nut N3. The accessory unit 10 can be firmly connected and fixed.

  Thus, by connecting and fixing the accessory unit 10 to the building unit 1, the accessory unit 10 is attached from the rectangular parallelepiped building unit to form irregularities, and a heavy appearance can be obtained by changing the appearance. . Moreover, a ridge can be continuously formed in the building unit 1, and it can be set as the optimal structure for the entrance approach or the entrance part of a garage.

  Another embodiment of the present invention will be described in detail with reference to FIGS. FIGS. 9A, 9B, and 9C are schematic views of unit buildings using the embodiment of the accessory unit according to the present invention, respectively, and FIG. 10 is a unit building using still another embodiment of the accessory unit. FIG. In addition, the embodiment of (b) and (c) is characterized in that the incidental unit is connected to an elevation on the long side of the building unit 1 in contrast to the above-described embodiment. Other substantially equivalent configurations are denoted by the same reference numerals, and detailed description thereof is omitted.

  The incidental unit shown in FIG. 9A is the incidental unit 10 showing the above embodiment, and shows a unit building H1 in which the incidental unit 10 is connected and fixed to the building unit 1. The incidental unit 10A according to the embodiment shown in FIG. 9B is connected to a long side elevation (XZ plane) which is one elevation of the rectangular parallelepiped building unit 1 having six sides. Thus, it has the side surface provided with the roof part of the same length as the standing surface of the long side. Therefore, when the accessory unit 10A is connected and fixed to the elevation on the long side of the building unit 1, the building unit 1 is extended in the short side direction (Y direction) and the long side direction (X direction). It becomes the shape where the ridge protruded along.

  The incidental unit 10A of this embodiment includes four column members 41, 41..., Four lower beams 42, 42, 43, 43 that connect the lower ends of the column members in the horizontal direction, The four upper beams 44, 44, 45, 45 that connect the upper ends in the horizontal direction are formed in a rectangular parallelepiped shape, and two upper beams parallel to the opposite X direction of the upper beams are two The upper upper beams 44 and 44 are extended from the column member, and have a front end beam 46 that connects the ends of the upper upper beams. The two upper upper beams 44 and 44 and the two upper beams The roof surface is formed by 45 and 45 and the tip beam 46. This roof surface has a shape that is long in the X direction, and preferably includes a horizontal brace material 47 in a cross shape.

  In the unit building H2 in this embodiment, since a long roof portion is formed along the long side direction (X direction) of the building unit 1, a unit having a long entrance portion along the long side direction of the building unit 1 is provided. Ideal for buildings. Since the accessory unit 10A is standardized, it can be easily connected and fixed to the building unit 1.

  The unit building H3 of the embodiment shown in FIG. 9C includes the incidental unit 10A and another incidental unit 10B. This accessory unit 10B has the same side as the side on the short side so that it is connected to the side on the long side (YZ plane) that is one elevation of the rectangular parallelepiped building unit 1 having six sides. A main body portion (a rectangular parallelepiped portion) is provided, and the roof portion has a side surface protruding in the Y direction. The accessory unit 10B includes four column members 51, 51, and four lower beams 52, 52, 53, 53 that connect the lower ends of the column members in the horizontal direction, and the upper ends of the column members in the horizontal direction. The four upper beams 54, 54, 55, 55 connected to each other are formed in a rectangular parallelepiped shape, and two upper beams parallel to the opposite X direction of the upper beams extend from the two column members The upper upper beams 54 and 54 have a front end beam 56 that connects the ends of the upper upper beams 54, 54, two upper beams 54 54, two upper beams 55 55, and A roof surface is formed by the tip beam 56.

  Therefore, when this incidental unit 10B is connected and fixed to the elevation on the short side of the building unit 1, the rectangular parallelepiped portion of the main body can increase the internal space of the building unit 1, and externally the building unit 1 Is extended in the long side direction (X direction) and has a shape that does not produce a protruding part or a stepped part continuously from the flange part of the accessory unit 10A, and in the long side direction (X direction) and the short side direction (Y direction). It becomes the shape where a ridge protrudes along. The unit building H3 including the incidental unit 10A and the incidental unit 10B has the same effect as that of the above-described embodiment, and the outer part of the two incidental units is continuous, so that the appearance is more varied. A heavy appearance can be obtained.

  The unit building H4 shown in FIG. 10 uses four building units 1 and has a two-story structure, and is similar to FIG. 9B along the long side direction of the building unit 1 on the first floor. The accessory unit 10A is connected and fixed. And balcony BL is constructed in the upper part of incidental unit 10A. This balcony BL has a plane having the same width as the roof surface of the accessory unit 10A, and a nut N5 fixed to the inner surface of the through hole on the upper surface of the columnar member 11 on the base end side shown in FIG. Is installed and fixed on the accessory unit 10A using a nut (not shown) in the through hole 18c on the upper surface of the joint box 18 connecting the tip beam 16 shown in FIG. In addition, while fixing the said 4 places, you may comprise also by connecting and fixing to the joint box 17 located in the intermediate part of the extension beams 14 and 14, and raising a intensity | strength.

  In the unit building H4 configured in this way, a plurality of rectangular parallelepiped building units 1, 1,... Are juxtaposed and the attached rectangular unit 10A is attached to the stacked rectangular parallelepiped shape so that the appearance is undulated. It can be made to have a rich and varied appearance. In addition, ridges can be formed at the entrance of the entrance and the like, and the comfort can be improved. Furthermore, the functionality of the unit building H4 can be enhanced by constructing the balcony BL on the upper part of the incidental unit 10A connected to the building units 1, 1,.

  Although the embodiments of the present invention have been described in detail above, the present invention is not limited to the above-described embodiments, and various designs can be made without departing from the spirit of the present invention described in the claims. It can be changed. For example, the embodiment has been described in which the two rigid joint surfaces constituting the accessory unit are formed by the pillar material and the beam material constituting the YZ plane, but the XZ plane is constituted. You may comprise so that two rigid junction surfaces may be formed with a column material and a beam material.

In addition, the example of a rectangular parallelepiped building unit was shown as a building unit that connects the incidental units. However, a cubic building unit or a rectangular parallelepiped with some upper corners inclined, such as a north side diagonal line or a road diagonal line Of course, the building unit may have a shape applicable to the Building Standard Law.
Furthermore, although the two column members located on the distal end side of the extended upper beam have been shown as examples in which the upper ends thereof are connected by auxiliary beams, the auxiliary beams may not be provided, and the upper ends of the two column members may be omitted. You may comprise so that it may connect directly to the connection part of an extension upper beam and an upper beam. Moreover, although the example of groove-shaped steel or C-shaped steel was demonstrated as a column material which comprises an incidental unit, you may use steel materials of other shapes, such as H-shaped steel.

  As an example of use of the present invention, an incidental unit can be easily connected to a unit building constructed by assembling a building unit using the incidental unit, and can be applied to an entrance porch, a garage, or the like accompanying the unit building. .

  1: Building unit, 2: Column material, 3, 4: Lower beam, 5, 6: Upper beam, 10, 10A, 10B: Additional unit (accompanying structure), 11, 11A: Column material, 12, 13: Lower Beam, 14: upper beam (extension upper beam), 14a, 14b: end plate, 15: upper beam, 15A: upper beam (beam supporting beam), 16: tip beam, 17, 18: joint box (joint member), 18b: joint plate (joint member), 19: auxiliary beam, 22: joint plate (joint member), 27: guide pin (guide member), B1, B2, B3: bolt, BN1, BN2, BN3: bolt nut, N2 , N3: Nut, P1, P2: Rigid joint surface (R-shaped frame), H1, H2, H3, H4: Unit building, BL: Balcony

Claims (9)

An incidental structure connected to one elevation surface of a rectangular parallelepiped building unit constituting the unit building,
The incidental structure includes four column members, four lower beams that connect the lower ends of the column members in the horizontal direction, and four upper beams that connect the upper ends of the column members in the horizontal direction. The two upper beams facing each other out of the upper beams are extended from the two column members to be extended upper beams, and the ends of the extended upper beams are connected to each other. Have a tip beam,
An incidental structure, wherein a roof surface is formed by the two extended upper beams, the two upper beams, and the tip beam.   In the incidental structure, two column members, one lower beam, and one upper beam are rigidly joined by welding to form a first rigid joint surface, and the other two column members and others The one lower beam and the other upper beam are rigidly joined by welding to form a second rigid joint surface, and the two other rigid beams are arranged facing each other. The incidental structure according to claim 1, wherein the incidental structure is joined with the upper beam. The structural materials constituting the incidental structure are all formed from channel steel or C-shaped steel having a substantially U-shaped cross-section,
The structural material is coupled by combining a rigid joint portion by welding and a connecting portion connected by a bolt via a joint member fixed to an end portion of the grooved steel or C-shaped steel. Item 1. An incidental structure according to item 1.   The incidental structure according to any one of claims 1 to 3, wherein the incidental structure is connected and fixed to two pillar members of the building unit via a guide member.   The two column members positioned on the extended side of the extended upper beam are connected at their upper part by an auxiliary beam parallel to the upper beam. Ancillary structures.   The upper beam on the base end side orthogonal to the extending direction, the two column members connected to both ends of the upper beam, and the lower beam connecting the lower ends of the two column members are rigidly connected. The auxiliary structure according to claim 1, wherein a rigid joint surface is formed.   The auxiliary beam, the two column members connected to the auxiliary beam, and the lower beam connecting the lower ends of the two column members are rigidly joined to form a rigid joint surface. The incidental structure according to claim 5 or 6.   A unit building, wherein the incidental structure according to any one of claims 1 to 7 is connected and fixed to the building unit.   The unit building according to claim 8, wherein a balcony is constructed on an upper part of the incidental structure.

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