JP6313004B2 - Balcony handrail surface mounting structure and unit building - Google Patents

Description

  The present invention relates to a handrail surface mounting structure for a balcony formed on a building unit and a unit building.

  Generally, a unit building is constructed by arranging a plurality of building units side by side in the vertical and horizontal directions. This building unit is usually formed into a rectangular frame structure from columns provided at the four corners, an upper beam connecting the upper ends of the columns, and a lower beam connecting the lower ends of the columns. It is. On the other hand, in a balcony provided in a building, a handrail wall is usually arranged at the peripheral edge of the balcony floor member.

  Moreover, as a handrail wall provided in a unit building, as in Patent Document 1, a handrail frame in which the lower end portions and the upper end portions of a pair of handrail pillars are connected by a lower handrail beam and an upper handrail beam is formed. The thing which attached the handrail surface material to the flame | frame is known. In this patent document 1, the handrail column is formed hollow and the lower end of the handrail column is closed by the lower wall, and the lower wall of the handrail column is fixed to the upper end of the column material of the corner of the building unit. It is attached with a nut.

  In addition, an inspection hole is provided in the side surface of the lower end portion of the handrail pillar, a bolt insertion hole is formed in the lower wall of the handrail pillar, and a fixing bolt that is inserted into the bolt insertion hole is projected from the upper end of the building unit. ing. Moreover, in order to attach the handrail pillar to the pillar material of the building unit, a connecting tool in which a socket part to be engaged with the nut is provided at the tip part of the tool shaft is used.

  In order to fix this handrail pillar to the pillar of the building unit, when the lower wall of the handrail pillar is abutted against the upper end of the pillar of the building unit, the bolt for fixing the pillar is inserted into the bolt insertion hole. A nut is screwed into the upper end of the fixing bolt from the inspection hole. Then, insert the tool axis of the connecting tool into the handrail column from the top, engage the socket of the tool shaft with the nut, and tighten the nut with the connecting tool to attach the handrail column onto the column of the building unit. Yes.

  Some balconies form handrails by arranging a plurality of handrail units along the edge of the balcony floor. The handrail unit includes a pair of rectangular tube-shaped columns, upper frame members and lower frame members installed between the upper and lower ends of the pair of columns, and a pair of columns. A configuration including a handrail wall fixed integrally to an upper frame member and a lower frame member is known (see Patent Document 2).

  And in patent document 2, the support | pillar is fixed to the conservatory pillar toward the edge of the balcony floor upward, and this conservative pillar is fitted in the support | pillar of a handrail unit. The reserved column is formed at the same height as the support column of the handrail unit, and the upper end portion is disposed in the upper end portion of the support column of the handrail unit. In addition, a bolt hole is provided in the end wall provided at the upper end of the conserving column, the pressing plate is brought into contact with the upper end of the column, and a bolt penetrating the pressing plate is screwed into the bolt hole at the upper end of the conserving column. The rail of the handrail unit is fixed to the holding column.

JP 2010-013918 A JP-A-11-303193

  However, since the handrail pillar of Patent Document 1 has the same height as the handrail wall, the tool axis of the connecting tool becomes long, and it takes time to engage the nut of the socket portion of the connecting tool. It was. For this reason, the attachment property of the handrail surface material provided in a balcony was bad.

  Moreover, in the handrail of patent document 2, since the height of the pillar which provided the pillar in the edge of the balcony floor is the same height as the pillar of the handrail unit, the handrail unit is lifted to a high position and the pillar and the pillar are raised. As a result, the mounting property of the handrail wall (handrail surface material) is poor.

  Accordingly, an object of the present invention is to provide a handrail surface material mounting structure for a balcony and a unit building, which are easy to attach to a building unit.

In order to achieve this object, according to the present invention, a building unit is formed of a frame structure composed of a plurality of pillar members and a plurality of beam members, and a balcony floor member is provided on the upper surface of the building unit. A balcony handrail surface material mounting structure in which a balcony handrail surface material is installed on at least one side edge of the balcony floor member, wherein at least two of the plurality of pillar members of the building unit are one of the balcony floor members. At least a through-hole penetrating in the vertical direction is formed and disposed on at least two of the two pillar members for supporting the face material, and arranged for supporting the face material with an interval between the side edges. Two short pillars, a fixing member for fixing the two short pillars on the two pillar members for supporting the face material using a connecting tool inserted into the through hole from the upper end, and at least the two short pillars A facing material attached beams spanned between upper ends, provided with an anchor member disposed on said surface member mounting beam, the lower end of the handrail posts integral with the handrail surface material is fixed by fixing means to the anchor member, The balcony floor member is disposed between the face material mounting beam and the beam member of the building unit .

  According to this configuration, since the through hole of the short column attached to the upper end of the column member of the building unit is short, the tool axis of the connecting tool to be inserted into the through hole is also shortened, and the tip of the tool axis is arranged in the short column. It is possible to quickly engage the fixing member to be installed. Thereby, the attachment property to the building unit of the handrail surface material provided in a balcony improves.

  In addition, the short column of the face material mounting beam is fixed to the upper end portion of the column material for supporting the face material of the building unit with a fixing member, and an anchor member is provided on the surface material mounting beam. Is fixed by the fixing means, so that the handrail support can be easily attached to the face material mounting beam.

(A) is the schematic perspective view of the unit building which has the handrail surface material attachment structure of the balcony which concerns on this invention, (b) The partial expanded perspective view which looked at the unit building of (a) from the exit corner part C1 side. It is a schematic perspective view of the framework structure of a building unit provided with the balcony of FIG. FIG. 2 is a cross-sectional view taken along line A1-A1 of FIG. It is a principal part enlarged view of FIG. It is the expanded side view which looked at the attaching part of the upper girder beam and handrail attaching member of the building unit shown in FIG. 3 from the arrow A2 direction. It is sectional drawing which follows the A3-A3 line | wire of FIG. It is a disassembled perspective view of the handrail attachment member shown in FIG. 3, and the handrail wall of a balcony. It is sectional drawing which shows the relationship between the short pillar shown in FIG. 7, and the support | pillar (column material) of a building unit. FIG. 5 is a partially enlarged view of the attachment portion of the handrail strut of A4 in FIG. 4 and the attachment portion of the handrail strut in a cross section taken along line B1-B1 of FIG. It is sectional drawing which follows the A5-A5 line | wire of FIG. It is sectional drawing which follows the A6-A6 line | wire of FIG. It is a disassembled perspective view of the lower wall part fixed to the handrail surface material and handrail support | pillar of FIG. 3, and the building unit side. It is a disassembled perspective view of the annular spacer provided in the lower end part of the handrail support | pillar of the handrail surface material and handrail surface material of FIG. FIG. 13 is a partial perspective view in which the handrail column of FIG. 12 is disposed in an insertion hole provided in a cover of a face material mounting frame via an annular spacer. It is a top view which shows the positional relationship of the handrail support | pillar of FIG. 7, an annular spacer, and a handrail surface material.

Hereinafter, an incidental structure for buildings according to the present invention will be described with reference to the drawings.
[Example 1]
FIG. 1 (a) is a schematic perspective view of a unit building having a handrail surface material mounting structure for a balcony according to the present invention, and FIG. 1 (b) is a portion of the unit building of FIG. 1 (a) viewed from the exit corner C1 side. FIG. 2 is an enlarged perspective view, and FIG. 2 is a schematic perspective view of a frame structure constituting the building unit of FIG. 3 is a cross-sectional view taken along the line A1-A1 of FIG. 1, FIG. 4 is an enlarged view of the main part of FIG. 3, and FIG. 5 is a mounting portion of the upper girder and handrail mounting member of the building unit shown in FIG. It is the expanded side view which looked at from the arrow A2 direction. 6 is a cross-sectional view taken along line A3-A3 of FIG. 5, and FIG. 7 is an exploded perspective view of the handrail attachment member and the handrail wall of the balcony shown in FIG.

  The unit building 1 shown in FIG. 1A is constructed by arranging a plurality of building units 1A to 1G in the horizontal direction and the vertical direction (vertical direction). Among the plurality of building units 1A to 1G, 1A to 1D are building units on the first floor, and 1E to 1G are building units on the second floor. These building units 1A to 1D are fixed in parallel in the horizontal direction on the first floor. Further, the building units 1E to 1G on the second floor are fixed on the building units 1B to 1G on the first floor, and are fixed in parallel in the horizontal direction.

The building unit 1A has a frame structure 2 as shown in FIG. This frame structure 2 includes four (plural) support columns (column members) 3 arranged at four corners and a lower girder beam (not shown) connecting between the lower ends of the support columns 3 and 3 arranged on the wife side. And the lower girder beam (not shown) which connects between the lower end parts of the support | pillars 3 and 3 arrange | positioned at the girder side. In addition, the frame structure 2 includes an upper girder 4 that connects the upper ends of the columns 3 and 3 arranged on the side of the wife and an upper girder that connects the upper ends of the columns 3 and 3 arranged on the side of the beam. It has a beam 5. A pair of upper girder beam 4 and upper girder beam 5 are provided as shown in FIG.
<Floor support frame 6>
A floor support frame 6 shown in FIG. 2 is provided in a portion surrounded by the pair of upper girder beam 4 and upper girder beam 5. The floor support frame 6 includes joist support members 7 and 7 that extend to both ends in the longitudinal direction along a pair of upper beams 5 and 5, and a plurality of joists 8 spanned to the joist support members 7 and 7. Have. Both ends of the joist 8 are fixed to the joist support members 7 and 7 by joist fixing means (not shown) such as wood screws.

The joist support member 7 is supported by the upper beam 5 as shown in FIGS. 3 and 4. Further, as shown in FIG. 4, the joist support member 7 includes an upper girder beam 5 by a bolt 9 that passes through the upper girder beam 5 and the joist support member 7, and a nut 10 that is screwed to the tip of the bolt 9. It is fastened and fixed.
<Balcony 11>
Moreover, the balcony 11 shown to Fig.1 (a) and FIG.1 (b) is attached to the upper surface of the building unit 1A. The balcony 11 includes a balcony floor member (balcony floor) 12 provided on the upper surface of the building unit 1A, and a handrail wall 13 provided on the periphery of the upper surface of the building unit 1A. The handrail wall 13 has a wife-side handrail wall 13a and a girder-side handrail wall 13b. The wife side handrail wall 13 a includes a lower handrail wall 14 and an upper handrail wall 15, and the girder side handrail wall 13 b includes a lower handrail wall 14 and an upper handrail wall 15. The handrail wall 13 is formed higher than the normal average adult waist height.
(Lower handrail wall 14, 14 ')
Since the components of the lower handrail walls 14 and 14 'are substantially the same, the lower handrail wall 14' of the spar will be described, and the lower handrail wall 14 of the wife will be described as the lower handrail wall 14 'of the spar. The same reference numerals are assigned and detailed description is omitted.

  As shown in FIGS. 3, 4, and 9, the lower handrail wall 14 ′ on the girder side includes a face material attaching member 16, a draining cover 17 provided inside the face material attaching member 16, and a face material attaching. An outer cover (decorative plate) 18 provided on the outer side of the member 16 and an upper cover 19 that covers the upper part of the face material attaching member 16 are provided. The inner edge portions of the draining cover 17 and the upper cover 19 are fixed to the inside of the face material attaching member 16 with fixing screws 20, and the outer edge portions of the outer cover 18 and the upper cover 19 are fixed to the face material attaching member 16 with fixing screws 21. It is fixed on the outside.

  The face material attaching member 16 includes three short pillars 22, 22a, 22a, 22a, 22a, 22a, 22a, 22a, 22a, 22a, 22a, respectively, respectively arranged on three pillars (column members) 3 of the building unit 1A on the first floor shown in FIGS. 22b as shown in FIG. In this embodiment, the lower handrail wall 14 (14 ') and the short pillars 22, 22a, 22b are as low as a fraction of the whole handrail wall 13 (for example, about one fifth of the handrail wall 13). A).

  This short column 22 is arrange | positioned like FIG. 5-7 on the support | pillar 3 in the protrusion corner part C1 of the building unit 1A shown in FIG. Further, as shown in FIG. 7, the other short columns 22a and 22b are arranged on the support columns 3 and 3 of the corner portions C2 and C3 corresponding to the protruding corner portion C1 of the building unit 1A. The corner portions C2 and C3 are located on the other end side of the upper girder beam 4 and the upper girder beam 5 extending from the column 3 of the protruding corner portion C1.

  Further, as shown in FIG. 7, the face member mounting member 16 is a side face member spanned between the upper end portion of the short column 22 of the protruding corner portion C1 and the upper end portion of the short column 22a of the corner portion C2. A mounting beam 23, a girder side member mounting beam 24 spanned between the upper end portion of the short column 22 of the protruding corner C1 and the upper end portion of the short column 22b of the corner portion C3; There is a fall prevention beam 25 provided in parallel and connected to the lower end of the short column 22a of the corner C2.

  In addition, a plurality of anchor members 26 are mounted on the side face member mounting beam 23 at intervals in the longitudinal direction, and a plurality of anchor members 27 are mounted on the girder side member mounting beam 24 at intervals in the longitudinal direction. It has been.

  Further, as shown in FIG. 8, the short pillars 22, 22 a, 22 b have a space Sa extending vertically therein, and have an upper wall Uw and a lower wall Lw at the upper and lower ends. A screw hole Sw is formed in the upper wall Uw, and a bolt insertion hole Bsw is formed in the lower wall Lw. The screw hole Sw and the space Sa form a through hole H for tool insertion. In addition, the end wall 3a is provided in the upper end of the support | pillar (column material) 3 of the building unit 1A, and the nut 3b is fixed to the lower surface of this end wall 3a by welding. And the fixing bolt 28 is screwed by this nut 3b, and the upper end part side of this fixing bolt 28 is made to protrude upwards from the end wall 3a. An inspection hole Vh is formed at the lower end of each of the short columns 22, 22a, 22b.

  As shown in FIGS. 5, 6, and 8, the short column 22 is attached to the column 3 of the protruding corner (corner portion) C <b> 1 by a fixing bolt 28 and a nut 29. Similarly, the short columns 22a and 22b are also attached to the columns 3 and 3 as shown in FIG. 8 via the fixing bolts 28 and nuts 29 of the corner portions C2 and C3 of FIG.

  When such a short column 22 (22a, 22b) is attached to the support column 3, the nut 29 is fastened to the fixing bolt 28 using the connecting tool 60 shown in FIG. The connecting tool 60 includes a tool shaft 61, an operation portion 62 provided at the base end portion of the tool shaft 61, and a socket portion 63 provided at the distal end portion of the tool shaft 61. The socket portion 63 is configured such that the nut 29 is engaged (fitted) so as not to be relatively rotatable. The short column 22 (22a, 22b) is a state where the operator grips the upper end portion of the tool shaft 61 with one hand and the socket portion 63 of the tool shaft 61 is screwed to the fixing bolt 28 with the other hand. The length is short so that it can be easily engaged with the nut 29.

  Further, as shown in FIG. 7, the upper cover 19 of the arrow D1 that covers the upper part of the end face member mounting beam 23 is formed with insertion holes 19a corresponding to two (a plurality of) anchor members 26, so Insertion holes 19 a are formed in the upper cover 19 of the arrow D <b> 2 that covers the upper part of the material mounting beam 24 so as to correspond to the four (plural) anchor materials 27.

  Further, as shown in FIGS. 9 and 10, the end face member mounting beam 23 and the girder side member mounting beam 24 are covered with a plate-shaped waterproof member (waterproof plate) 30 at the upper surface and the upper part of the side surface ( (See FIGS. 3 and 4). The side portions of the waterproof member 30 are fixed to the side face member mounting beam 23 (and the girder side member mounting beam 24) together with the draining cover 17 and the outer cover 18 by fixing screws 20 and 21.

  3 and 4, a standing portion 12 a 1 provided at the peripheral edge of the waterproof sheet 12 a of the balcony floor member 12 is fixed to the side portion of the waterproof member 30 on the balcony floor member 12 side. In addition, the space between the outer side surface of the girder side member attachment beam 24 and the joist support member 7 is covered with a waterproof member 31 fixed to the girder side member attachment beam 24 and the joist support member 7. The waterproof member 31 is also provided on the side face member mounting beam 23 side. Further, the anchor material 26 of the end face member mounting beam 23 and the anchor member 27 of the girder side member mounting beam 24 protrude upward through the through hole 30 a of the waterproof member 30.

Furthermore, as shown in FIGS. 9 and 10, a waterproof sheet 33 covering the through hole 30 a and its periphery is disposed on the waterproof member 30. The waterproof sheet 33 is provided with a cylindrical waterproof portion 33a fitted to the outer peripheral surface of the anchor material 26 (or the anchor material 27) (see FIGS. 11 and 15).
<Upper handrail wall 15, 15 '>
The upper handrail wall 15 of the wife side in FIG. 1 has one handrail face member 42 and a headboard 43 disposed above the handrail face member 42 as shown in FIG. The headboard 43 is formed to have substantially the same length as the upper girder 4.

  Further, the upper handrail wall 15 ′ in FIG. 1 includes two (plural) handrail surface members 44 and a headboard 45 disposed above the handrail surface member 44 as shown in FIG. 7. The headboard 45 is formed to have substantially the same length as the upper girder beam 5 and is disposed so as to straddle a plurality of handrail surface members 44.

  As shown in FIGS. 7, 12, and 13, the handrail face members 42 and 44 are composed of a face member attachment frame 46 and a plurality of face member panels 47 that are attached to the face member attachment frame 46 at intervals in the vertical direction. Have

  Handrail posts 48 and 48 extending vertically are attached to both sides of the handrail surface material 42, and handrail posts 48 and 48 are attached to one side portion and the center portion of the handrail surface material 44. The handrail face members 42 and 44 are attached to the face member attachment member 16 fixed to the building unit 1 </ b> A via the handrail support column 48.

  For this attachment, an annular spacer 49 is used. The annular spacer 49 includes a rectangular tubular fitting tube portion 49a, an upper locking portion 49b projecting outward from the upper end portion of the fitting tube portion 49a, and a lower end portion of the fitting tube portion 49a. A cross-sectional shape is formed in a Z shape from a lower locking portion 49c projecting inwardly.

  Then, as shown in FIG. 12, the lower end portion of the handrail support 48 fixed to the handrail surface 42 (44) is fitted into the fitting cylinder portion 49a of the annular spacer 49, and the lower end of the handrail support 48 is annular. The spacer 49 is brought into contact with the lower locking portion 49c. In this way, the annular spacer 49 is attached to the lower end portion of the handrail support column 48.

  Next, as shown in FIGS. 9 to 11, the anchor member 26 (27) is inserted into the handrail support column 48 of the handrail surface member 42 (44) from the lower end, and the fitting cylinder portion of the annular spacer 49. 49 a is fitted and inserted into the insertion hole 19 a of the upper cover 19. The height of the anchor member 26 is sufficiently lower than the height of the handrail column 48, that is, the length of the anchor member 26 is sufficiently shorter than the length of the handrail column 48. As a result, the anchor member 26 is fitted into the lower end portion of the handrail support column 48, so that it is not necessary to raise the handrail support column 48 at the time of the fitting operation of the handrail support column 48 and the anchor member 26. For this reason, the fitting operation | work of the handrail support | pillar 48 and the anchor member 26 becomes easy.

  Moreover, the upper locking portion 49b of the annular spacer 49 is locked to the upper surface of the upper cover 19 (see FIG. 14). As a result, the handrail support 48 is locked and held on the upper cover 19 via the annular spacer 49. In this state, by fixing the lower end portion of the handrail support column 48 to the anchor member 26 (27) with the fixing screw 50, the handrail surface member 42 (44) is attached to the side face member attachment beam 23 (and the girder side member attachment beam 24). Is attached.

The annular spacer 49 enables positioning of the handrail support column 48 and the handrail surface member 42 (44) in the height direction without breaking through the waterproof sheet 33 covering the base of the anchor member 26 (27). The gap between the inner surface of the insertion hole 19a of the upper cover 19 that is the lower frame and the handrail column 48 can be hidden.
[Action]
Next, attachment of the handrail wall 13 to the building unit 1A in the balcony 11 having such a configuration will be described.
-Construction of the lower handrail wall 14 When constructing the lower handrail wall 14 of the handrail wall 13, the face material attaching member 16 attaches the short column 22 (22a, 22b) to the upper end of the column 3. For this attachment, first, a spacer 64 is disposed on the end wall 3a provided at the upper end of the column (column member) 3 of the building unit 1A, and the lower wall of the short column 22 (22a, 22b) is disposed on the spacer 64. Lw is disposed (placed) (see FIG. 8). At this time, the fixing bolt 28 having the spacer 64 penetrated is inserted into the bolt insertion hole Bsw of the lower wall Lw. Thereafter, a nut 29 is disposed in the short column 22 (22a, 22b) from the inspection hole Vh, and this nut 29 is screwed to the upper end portion of the fixing bolt 28.

  In this state, the socket part 63 and the tool shaft 61 of the connecting tool 60 are inserted into the space Sa through the screw holes Sw of the through holes H of the upper wall Uw of the short pillars 22 (22a, 22b). Then, while the operator holds the upper end portion of the tool shaft 61 with one hand, the operator assists the socket portion 63 of the tool shaft 61 to be engaged with the nut 29 screwed to the fixing bolt 28 with the other hand. . Since the through hole H is short, the socket part 63 can be quickly engaged with the nut 29 without the assistance of engaging the socket part 63 with the nut 29.

  Thereafter, the nut 29 is tightened and fixed by rotating the tool shaft 61 around the axis line by the operation unit 62. By such an operation, the short column 22 (22a, 22b) is fixed on the support column 3 of the building unit 1A. Thereby, the end face member attaching beam 23 and the girder side member attaching beam 24 of the face member attaching member 16 are arranged along the upper end beam 4 and the upper girder beam 5 of the building unit 1A as shown in FIG.

  As shown in FIGS. 9 and 10, a waterproof member 30 is disposed on the end face member mounting beam 23 and the girder side member mounting beam 24, and the end face member mounting beam 23 (girder side member mounting beam 24). The provided anchor member 26 (27) is inserted through the through hole 30a provided in the waterproof member 30 and protrudes upward. Then, the tubular waterproof portion 33 a of the waterproof sheet 33 is fitted to the anchor material 26 (27), the waterproof sheet 33 is disposed on the waterproof member 30, and the through hole 30 a of the waterproof member 30 is formed by the waterproof sheet 33. Cover. At this time, the waterproof sheet 33 is disposed up to the side surface of the waterproof member 30 so as to be along the side surface of the end face member mounting beam 23 (girder side member mounting beam 24).

In this state, the waterproof member 30 and the waterproof sheet 33 provided on the girder side member mounting beam 24 have side portions together with the draining cover 17 and the outer cover 18 on the inner side surface (balcony floor member side surface) and outer side surface of the girder side member mounting beam 24. It is fixed with fixing screws 20 and 21. Similarly, the waterproof member 30, the waterproof sheet 33, the draining cover 17, and the outer cover 18 are also attached to the end face member mounting beam 23. Thereby, the lower handrail wall 14 is formed in the periphery of the upper surface of the building unit 1A.
・ Handrail wall 15
Next, as shown in FIG. 12, the lower end portion of the handrail support 48 fixed to the handrail surface 42 (44) is fitted into the fitting cylinder portion 49a of the annular spacer 49, and the lower end of the handrail support 48 is moved. The annular spacer 49 is brought into contact with the lower locking portion 49c. In this way, the annular spacer 49 is attached to the lower end portion of the handrail support column 48.

  Thereafter, as shown in FIGS. 9 to 11, the handrail support 48 provided on the handrail face material 42 (44) is inserted into the handrail support 48 of the handrail face material 42 (44) by the anchor material 26 (27) from the lower end. Insert it. Then, the fitting cylinder portion 49a of the annular spacer 49 is fitted and inserted into the insertion hole 19a of the upper cover 19, and the upper locking portion 49b of the annular spacer 49 is locked to the upper surface of the upper cover 19 (see FIG. 14). ).

  As a result, the handrail support 48 is locked and held on the upper cover 19 via the annular spacer 49. In this state, by fixing the lower end portion of the handrail support column 48 to the anchor member 26 (27) with the fixing screw 50, the handrail surface member 42 (44) is attached to the side face member attachment beam 23 (and the girder side member attachment beam 24). Attached to. The annular spacer 49 enables positioning of the handrail support column 48 and the handrail surface member 42 (44) in the height direction without breaking through the waterproof sheet 33 covering the base of the anchor member 26 (27). The gap between the inner surface of the insertion hole 19a of the upper cover 19 which is the lower frame and the handrail support column 48 is hidden.

In this way, after the handrail face members 42 and 44 are attached onto the end face member mounting beam 23 and the girder side member attachment beam 24, the headboard 45 is attached onto the plurality of handrail struts 48 of the handrail face members 42 and 44, respectively. Thus, the upper handrail wall 15 is constructed. The headboard 45 attached to the handrail surface member 42 and the headboard 45 attached to the handrail surface member 44 abut each other vertically at the corner portion C1. In addition, an oblique abutting portion (not shown) that is abutted at the protruding corner portion C1 is provided on the headboard 45 attached to the handrail face material 42 and the headboard 45 attached to the handrail face material 44 so that the oblique abutting portions abut each other. It may be.
<Operations and effects of the embodiment of the present invention>
(1). In the handrail surface member mounting structure of the balcony 11 according to the embodiment of the present invention, a plurality of column members (posts 3) and a plurality of beam members (lower girder beam, lower girder beam, upper girder beam 4, upper girder beam 5, etc.) A building unit 1A is formed by the frame structure 2 constructed, and a balcony floor member 12 is provided on the upper surface of the building unit 1A. A balcony handrail surface material (at least on one side edge of the balcony floor member 12) 42, 44) are installed. In addition, at least two of the plurality of column members (posts 3) of the building unit 1A are arranged to support the face material at a distance from one side edge of the balcony floor member 12. Further, the handrail face material mounting structure of the balcony 11 has at least two through holes (H) penetrating in the vertical direction and disposed on at least the two face material support pillars (posts 3). The two short pillars (22, 22a, 22b) are used for supporting the two face materials by using two short pillars (22, 22a, 22b) and a connecting tool 60 inserted from above into the through hole (H). Fixing members (fixing bolts 28, nuts 29) that are fixed on the column material (post 3) of the material, and face material mounting beams (wife side material mounting beam 23, girder side material mounting) spanned between at least the two short columns Beam 24) and anchor members (26, 27) provided on the face member mounting beam (wife side member mounting beam 23, girder side member mounting beam 24). And the lower end part of the handrail support | pillar 48 integral with the said handrail surface material (42,44) is being fixed to the said anchor material (26,27) by the fixing means (fixing screw 50).

According to this structure, since the through hole (H) of the short pillar (22, 22a, 22b) attached to the pillar material (post 3) of the building unit 1A is short, the connecting tool 60 to be inserted into the through hole (H) The tool shaft 61 is also shortened, and the tip of the tool shaft 61 can be quickly engaged with a fixing member (nut 29) disposed in the short column (22, 22a, 22b). Thereby, the attachment property to the building unit of the handrail surface material 42 (44) provided in the balcony 11 improves. That is, the short pillars (22, 22a, 22b) provided with the face material attachment beams (the end face material attachment beam 23 and the girder side material attachment beam 24) are like handrail columns of a handrail frame to which a conventional handrail face material is attached. Compared with the case where this conventional handrail column is used, the tip of the tool shaft 61 is quickly engaged with the fixing member (nut 29) disposed in the short column (22, 22a, 22b). Can be made.
(2). In the handrail face member mounting structure of the balcony 11 according to the embodiment of the present invention, the anchor material (26, 27) is directed upward to the face member mounting beam (the end face member mounting beam 23, the girder side member mounting beam 24). The handrail support column 48 is hollow and the anchor material (26, 27) is fitted in the handrail support column 48.

According to this configuration, the handrail surface material can be obtained simply by fitting the handrail support column 48 provided with the handrail surface material 42 (44) to the surface material mounting beams (the end surface material mounting beam 23 and the girder side material mounting beam 24). 42 (44) can be easily attached to the face material attachment beam (the end face material attachment beam 23, the girder side material attachment beam 24).
(3). In the handrail face member mounting structure of the balcony 11 according to the embodiment of the present invention, a cover (upper cover 19) is provided to cover the upper part of the face member mounting beam (the end face member mounting beam 23, the girder side member mounting beam 24). An insertion hole 19a is formed in the cover (upper cover) 19, and the anchor material (26, 27) is inserted through the insertion hole.

According to this configuration, since the external force from the handrail surface material 42 (44) does not act on the upper cover 19, the strength of the upper cover 19 is not required.
(4). In the handrail surface member mounting structure of the balcony 11 according to the embodiment of the present invention, the anchor member (26, 27) is attached to the waterproof sheet 33 that covers the surface member mounting beams (the end face member mounting beam 23, the girder side member mounting beam 24). ) And a cylindrical waterproof portion 33a disposed in the handrail support column 48 is provided.

According to this configuration, since the base of the anchor material (26, 27) is covered with the waterproof sheet 33, it is possible to prevent the base of the anchor material (26, 27) from being exposed to rainwater or the like.
(5). In the handrail surface member mounting structure of the balcony 11 according to the embodiment of the present invention, the lower end portion of the handrail column 48 is inserted into the insertion hole 19a of the cover (upper cover 19).

According to this structure, since the lower end part of the handrail support column 48 is covered with the upper cover 19, it is possible to prevent the appearance from being impaired.
(6). In the handrail surface member mounting structure of the balcony 11 according to the embodiment of the present invention, a spacer (annular spacer 49) is provided between the portion of the cover (upper cover 19) on the insertion hole 19a side and the lower end portion of the handrail support column 48. Is intervening.

According to this configuration, the lower end portion of the handrail support column 48 can be prevented from being seen through the insertion hole 19 a of the upper cover 19, so that it is possible to reliably prevent the appearance from being impaired by the lower end portion of the handrail support column 48.
(7). In the handrail surface member mounting structure of the balcony 11 according to the embodiment of the present invention, the spacer is an annular spacer 49 for locking the lower end portion of the handrail support column 48 to the cover (upper cover 19).

According to this configuration, when the handrail face material 42 (44) is attached, the handrail strut 48 of the handrail face material 42 (44) is temporarily held on the cover (upper cover 19) at a predetermined height. Can be fixed to the anchor member 26 (27) by fixing means. Thus, even if the anchoring of the base end (lower end) of the anchor member 26 (27) to the face member mounting beam (the end face member mounting beam 23, the girder side member mounting beam 24) is weld fixing, the weld fixing portion Since the height of the lower end of the handrail support 48 fitted to the outer periphery of the anchor member 26 (27) is not affected by the unevenness, the handrail support 48 can be easily fixed to a predetermined height.
(8). In the handrail surface member mounting structure of the balcony 11 according to the embodiment of the present invention, the annular spacer 49 includes a fitting cylinder portion 49a fitted into the insertion hole 19a of the cover (upper cover 19), and the fitting cylinder. An upper locking portion 49b that is continuously provided outward at the upper end portion of the portion 49a and is locked to the upper surface of the cover (upper cover 19), and inward toward the lower end portion of the fitting tube portion 49a. A cross-sectional shape is formed in a Z shape from a lower locking portion 49c that is continuously provided and locks the lower end of the handrail support column 48.

According to this configuration, the handrail support column 48 can be temporarily held on the upper cover 19 with a simple structure.
(9). The unit building according to the embodiment of the present invention includes the handrail surface material mounting structure for the balcony 11 described above. According to this structure, the unit building which has an effect as shown to (1)-(8) can be provided.

1 unit building 1A building unit 1A-1G building unit 2 frame structure 3 column (column)
3a End wall 11 Balcony 12 Balcony floor material (balcony floor)
13 Handrail Wall 14 (14 ') Lower Handrail Wall 15 (15') Upper Handrail Wall 16 Face Material Mounting Member 19 Upper Cover 22 Short Column 22a Short Column 22b Short Column 23 Wife Side Material Mounting Beam 24 Girder Side Material Mounting Beam 26 Anchor Material 27 Anchor material 28 Fixing bolt 29 Nut (fixing member)
33 Waterproof sheet 33a Tubular waterproof portion 42 Handrail surface material 44 Handrail surface material 48 Handrail support 49 Annular spacer 49a Fitting tube portion 49b Upper locking portion 49c Lower locking portion 60 Connecting tool 61 Tool shaft 63 Socket portion Bsw Bolt insertion hole H Through hole

Claims (9)

A building unit is formed by a frame structure composed of a plurality of pillar members and a plurality of beam members, and a balcony floor member is provided on the upper surface of the building unit, and at least one side edge of the balcony floor member A balcony handrail surface mounting structure on which a balcony handrail surface material is installed,
At least two of the plurality of pillar members of the building unit are disposed to support a face member at a distance from one side edge of the balcony floor member, and
At least two short pillars each having a through-hole penetrating in the vertical direction and disposed on at least the two face material supporting pillars;
A fixing member for fixing the two short columns onto the two face material supporting column members using a connecting tool inserted into the through hole from the upper end;
A face material mounting beam spanned between at least upper ends of the two short columns;
An anchor material provided on the face material mounting beam,
The lower end portion of the handrail strut integral with the handrail face material is fixed to the anchor material by a fixing means ,
The balcony floor member mounting structure, wherein the balcony floor member is disposed between the face member mounting beam and the beam member of the building unit . The anchor material is fixed upward to the face material mounting beam,
The handrail post is formed hollow,
2. The handrail surface material mounting structure for a balcony according to claim 1, wherein the anchor material is fitted in the handrail support column. A cover that covers the top of the face material mounting beam is provided, and an insertion hole is formed in the cover,
The handrail surface material mounting structure for a balcony according to claim 2, wherein the anchor material is inserted into the insertion hole.   4. The balcony according to claim 3, wherein the waterproof sheet covering the face material mounting beam is provided with a cylindrical waterproof portion that covers an outer peripheral surface of the anchor material and is disposed in the handrail support column. Handrail face material mounting structure.   5. The handrail surface member mounting structure for a balcony according to claim 3, wherein a lower end portion of the handrail column is inserted through the insertion hole of the cover.   6. The handrail surface member mounting structure for a balcony according to claim 5, wherein a spacer is interposed between a portion of the cover on the insertion hole side and a lower end portion of the handrail support column.   The balcony handrail surface mounting structure according to claim 6, wherein the spacer is an annular spacer that locks a lower end portion of the handrail support column to the cover.   The annular spacer includes a fitting cylinder portion that is fitted into the insertion hole of the cover, and an upper hook that is connected outwardly to the upper end portion of the fitting cylinder portion and is locked to the upper surface of the cover. A cross-sectional shape is formed in a Z-shape from a stop portion and a lower locking portion that is connected inward to the lower end portion of the fitting cylinder portion and locks the lower end of the handrail column. The handrail surface material mounting structure for a balcony according to claim 7,   A unit building comprising the handrail surface material mounting structure for a balcony according to claim 1.