JP2018178511A - Earthquake-proof shelter installation structure, method of installing earthquake-proof shelter, and method of adjusting earthquake-proof shelter installation structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an earthquake-proof shelter installation structure and a method of installing the earthquake-proof shelter such that the time needed to construct the earthquake-proof shelter is shortened by utilizing an existing floor of an existing building, and the a weight burden of the earthquake-proof shelter placed on the existing floor is reducible.SOLUTION: An earthquake-proof shelter installation structure having an earthquake-proof shelter 1 assembled in an existing building 8 comprises: a base part 2 of the earthquake-proof shelter 1 provided on an existing floor 81 of the existing building 8; a floor plate part 3 of the earthquake-proof shelter 1 provided on the base part 2; a column wall panel 4 of the earthquake-proof shelter 1 stood on the base part 2; a ceiling panel 5 of the earthquake-proof shelter 1 provided on the column wall panel 4; and a steel-made bundle 6 located below the base part 2 at an underfloor part 81a below the existing floor 81.SELECTED DRAWING: Figure 1

Description

  The present invention relates to an aseismic shelter installation structure in which aseismic shelters are assembled in an existing building, an installation method of the aseismic shelter for obtaining the aseismic shelter installation structure, and an adjustment method for adjusting the aseismic shelter installation structure.

  In Patent Document 1, standardized panels of sheltered structural members for a steel frame, corner wall, and ceiling are installed as an installation type in an existing building, and they are assembled and installed in one shelter according to the application by connecting them respectively. A shelter is disclosed.

  In addition, Patent Document 2 is installed using a room of an existing single-family home, is made of a simple wooden frame nailing method of a rigid structure, at least a base, a floor bundle on solid concrete driving, a large draw, It has a framework such as columns, studs, and beams, and a face plate such as a floor board, wall board, ceiling board, etc. attached to the frame, and an entrance is attached to the wall, and at least a lighting fixture, There is disclosed a wooden earthquake-resistant shelter in which a television, the Internet, an air conditioner, a ventilation fan with an odor stopper, etc. can be installed and an air supply / exhaust unit is attached.

  Further, Patent Document 3 shows an earthquake-resistant shelter type unit bus mounted between building layers composed of beams, columns, and slabs, and made into a box integrated structure with panels having a strength that can withstand the expected collapse load of the building. There is disclosed a seismic shelter type unit bus having a bathroom, a ventilating means for ventilating air in the bathroom, and a bathtub disposed in the bathroom.

Utility model registration 3149194 JP, 2013-181347, A Japanese Patent Application Laid-Open No. 2003-105992

  However, in any of the above-described conventional techniques, there is a problem that the time required for construction becomes long because a floor structure is newly prepared without using the existing floor of the existing building.

  In view of the above circumstances, the present invention can reduce the time required for the construction of the aseismic shelter installation structure using the existing floor of the existing building, and can reduce the weight burden of the aseismic shelter applied to the existing floor. To provide an earthquake resistant shelter installation structure and installation method of the earthquake resistant shelter. The present invention also provides a method of adjusting a seismic shelter installation structure in which the support condition by dry bundles is adjusted in the installed seismic shelter.

  The earthquake resistant shelter installation structure of the present invention is an earthquake resistant shelter installation structure in which an earthquake resistant shelter is assembled in an existing building in order to solve the above-mentioned problems, and a base portion of the earthquake resistant shelter provided on the existing floor of the existing building, The floor plate portion of the seismic shelter provided on the foundation portion, the column wall panel of the seismic shelter erected on the foundation portion, the ceiling panel of the seismic shelter provided above the pillar wall panel, and the above And d) a dry bundle positioned below the base portion under the floor of the existing floor.

  If it is said structure, since the existing floor of an existing building is utilized, it is not necessary to newly produce a floor structure and it can shorten the time which the construction of a seismic shelter installation structure requires. Moreover, since the dry bundle located below the said base part is provided under the floor of the said existing floor, the weight burden of the said aseismic shelter added to the said existing floor can be reduced. Moreover, by using the dry bundle in this manner, the construction time can be shortened as compared to the case of producing a concrete bundle or the like. The construction time can also be shortened by using a panelized pillar wall panel and a ceiling panel. In addition, such panelization enables factory production to achieve uniform quality and cost reduction.

  The column wall panel may be formed by mutually assembling a plurality of column wall panels in which a steel column and a wood plate are integrated. According to this, it is possible to increase the surface rigidity and transmit the horizontal force in the column wall panel without using the vertical braces, and it is possible to improve the earthquake resistance of the earthquake resistant shelter. Moreover, since a pillar wall panel can be divided | segmented into several pillar wall panel bodies and it can carry in in a house, the carrying-in operation also becomes easy.

  The ceiling panel may be one in which a steel beam and a wood plate are integrated. According to this, it is possible to increase the surface rigidity and to transmit the horizontal force in the ceiling panel without using the horizontal braces, and it is possible to improve the earthquake resistance of the earthquake resistant shelter. Further, since the ceiling panel can be divided into a plurality of ceiling panel bodies and carried into the house, the carrying-in operation is also facilitated.

  The base portion may be constructed of a single large beam so as to form an outline of a seismic shelter, and a small beam may be attached to the large beam. Thus, there is no floor material and it is possible to fasten column wall panels etc. by work on the existing floor by the exposure state of the foundation part by not performing panelization integrated with the floor about the above-mentioned foundation part it can. In addition, since a single large beam is carried into the house, the carrying-in operation becomes easy.

  Further, the installation method of the earthquake resistant shelter according to the present invention is an installation method of the earthquake resistant shelter for obtaining the above-mentioned earthquake resistant shelter installation structure, comprising the steps of forming an opening for work leading to the floor below the existing floor; A process of providing a dry bundle under the floor, a process of providing a base of the seismic shelter on the existing floor, a process of erecting a column wall panel of the seismic shelter on the base, a seismic shelter on the upper side of the column wall panel And providing a floor plate portion of the seismic shelter on the base portion.

  According to the above method, although the existing floor can be formed with an opening for working that leads to the floor, the existing floor can be used, so it is not necessary to newly prepare a floor structure, and a seismic shelter The time required for the construction of the installation structure can be shortened.

  Moreover, the adjustment method of the earthquake resistant shelter installation structure of this invention is an adjustment method of adjusting the earthquake resistant shelter installation structure, and the floor plate part is removed to expose the base part and the existing floor, and the opening formed in the existing floor From the bottom of the bed to adjust the dry bundle height.

  According to the above method, even if the existing floor is distorted by the weight of the aseismic shelter due to the settlement of the ground supporting the dry bundle, the floor portion is removed to expose the base and the existing floor, and Since the height of the dry bundle is adjusted by entering under the floor through the opening formed in the existing floor, it is possible to reduce the distortion of the existing floor.

  According to the present invention, it is possible to shorten the time required for the construction of the aseismic shelter installation structure using the existing floor of the existing building, and to reduce the weight burden of the above-described aseismic shelter added to the above existing floor. Moreover, if it is the adjustment method of aseismic shelter installation structure, there exists an effect that the distortion of an existing floor can be reduced by adjusting the support state by a steel bundle in the installed aseismic shelter.

It is a figure which shows embodiment, and is explanatory drawing which showed the outline of aseismic shelter installation structure. It is a figure showing an embodiment, and is a schematic perspective view showing an example of frame structure of aseismic shelter installation structure. It is a figure showing an embodiment, and is a top view showing an example of foundation structure of aseismic shelter. It is a figure which shows embodiment, Comprising: It is the schematic sectional drawing which showed an example of the base part of a seismic shelter, a steel bundle, and a floor-board part. It is a figure which shows embodiment, Comprising: It is the ceiling flat figure which showed the cross-sectional example of the pillar wall panel of a seismic shelter, and the structural example of the ceiling panel of a seismic shelter. It is a figure which shows embodiment, and is a schematic longitudinal cross-sectional view which showed an example of the pillar wall panel of aseismic shelter. It is a figure which shows embodiment, Comprising: It is the schematic top view which spaced apart and showed three ceiling panel bodies of the aseismic shelter. It is a figure which shows embodiment, and is a schematic longitudinal cross-sectional view which showed an example of the ceiling panel body of aseismic shelter. The same figure (A) and (B) is a figure which shows embodiment, Comprising: It is explanatory drawing which showed the installation method of aseismic shelter. The same figure (A) and (B) is a figure which shows embodiment, Comprising: It is explanatory drawing which showed the installation method of aseismic shelter.

  Hereinafter, an embodiment according to one aspect of the present invention will be described based on the attached drawings. As shown in FIG. 1 and FIG. 2, the earthquake resistant shelter installation structure of this embodiment is a structure in which the earthquake resistant shelter 1 is assembled in the existing building 8 and is provided on the existing floor 81 of the first floor of the existing building 8 The base portion 2 of the earthquake resistant shelter 1, the floor plate portion 3 of the earthquake resistant shelter 1 provided on the base portion 2, the column wall panel 4 of the earthquake resistant shelter 1 erected on the base portion 2, and the pillars A ceiling panel 5 of the earthquake resistant shelter 1 provided on the wall panel 4 and a steel bundle 6 as eight dry bundles positioned below the base portion 2 under the floor 81 a of the existing floor 81 Become. The steel bundle 6 is configured to be adjustable in height, and is provided so as to be tensioned between the ground or the ground and the existing floor 81.

  As shown in FIG. 3, the base portion 2 has four single-member large beams 21, and the fastening of bolts or the like on the existing floor 81 so as to form a square shape corresponding to the bottom shape of the aseismatic shelter 1. It is mutually joined by the member. The large beam 21 is made of, for example, a square steel pipe. Further, in the base portion 2, single beams 22 are joined between the large beams 21 by fastening members such as bolts. The small beam 22 is made of, for example, a channel steel. In addition, about joining of these steel materials, an end plate, an angle member, etc. can be used.

  As shown in FIG. 4, the floor plate portion 3 includes a structural plywood 31 which is a wood plate which is fixed to the base portion 2 by a fastening member such as a drill screw. The particle board 32, the plywood 33 and the floor mat 34 are fixed in this order by screws or adhesives on the structural plywood 31 described above. The floor plate portion 3 is pasted after the construction of the column wall panel 4 and the ceiling panel 5.

  As shown in FIGS. 5 and 6, the column wall panel 4 has three column wall panels 41 forming the back side wall, three column wall panels 42 forming the left and right walls, and a front side. It consists of three pillar wall panel bodies 43 which constitute a wall. These pillar wall panels 41, 42, 43 are panelized at the factory and shipped.

  The column wall panel body 43A at the center of the column wall panel bodies 43 has an opening serving as an entrance and exit. A door may be provided on the pillar wall panel body 43A. Moreover, you may perform the process which plugs up between the pillar wall panel body 43 and the existing wall in the edge of the said pillar wall panel body 43A. Further, as shown in FIG. 2, the column wall panel bodies 41 and 43 at both ends of each column wall panel body 41 and 43 are a square steel pipe to be the column portion 405 and a channel steel to be the column 406. Have. Further, the column wall panel body 42 is provided with a grooved steel which becomes a stud 406.

  Further, each column wall panel body 41, 42, 43 is provided with a cross bar 401 made of a grooved steel at a substantially central position in the vertical direction. In each column wall panel body 41, 42, 43, welding can be used for joining steel materials. The structural plywood 402, which is a wood plate, is fixed to the outside surface of each of the square steel pipe forming the column portion 405, the grooved steel forming the column 406, and the crosspiece 401 by fastening members such as drill screws. It is done. In addition, indoor surface materials such as gypsum boards 403 and 404 are attached to the surfaces on the indoor side of each of the rectangular steel pipe that becomes the column portion 405, the grooved steel that becomes the stud 406, and the cross rail 401. In this embodiment, the column wall panels 41, 42, 43 are shipped from the factory without the above-mentioned indoor facings, and the above-mentioned indoor facings are attached when assembling the aseismic shelter in the existing building 8. In the column wall panels 41, 42 and 43, windows may be formed between the studs.

  The ceiling panel 5 is composed of three ceiling panel bodies 51 as shown in FIG. 5, FIG. 7 and FIG. Each ceiling panel body 51 is formed by fixing a structural plywood 503, which is a wood plate, with a fastening member such as a drill screw on the outer surface of a frame made of a beam member 501 such as a channel steel and a cross member 502. It is a thing. Welding can be used to join steel materials in factory assembly of the ceiling panel bodies 51. In FIG. 5 and FIG. 7, the structural plywood 503 is indicated by oblique lines. Further, indoor surface materials such as gypsum boards 504 and 505 are attached to the indoor side surfaces of the beam member 501 and the cross member 502, respectively. In this embodiment, the ceiling panel body 51 is shipped from the factory in a state in which the above-mentioned indoor facing is not provided, and the above-mentioned indoor facing is attached when the shelter is assembled in the existing building 8.

  If it is said structure, since the existing floor 81 of the existing building 8 is utilized, it is not necessary to newly produce a floor structure, and the time required for construction of a seismic shelter installation structure can be shortened. Moreover, since the steel bundle 6 located below the said base part 2 is provided in the under floor 81a of the said existing floor 81, the weight burden of the said aseismic shelter 1 added to the said existing floor 81 can be reduced. Moreover, by using the steel bundle 6 in this manner, the construction time can be shortened as compared to the case of producing a concrete bundle or the like. Moreover, shortening of a construction time can be achieved also by using the pillar wall panel 4 and the ceiling panel 5 which were panelized. In addition, such panelization enables factory production to achieve uniform quality and cost reduction.

  When the column wall panel 4 (column wall panels 41, 42, 43) is integrated with the steel column portion 405 and the wood plate (structural plywood 402), the vertical brace is not used. The rigidity can be increased to transmit the horizontal force, and the seismic resistance of the seismic shelter 1 can be enhanced. Moreover, preparation of the said column wall panel 4 (column wall panel body 41, 42, 43) becomes easy by not providing a brace. Moreover, since the said column wall panel 4 can be divided | segmented into column wall panel bodies 41, 42, and 43 and it can carry in in a house, the carrying-in operation also becomes easy.

  The ceiling panel 5 (ceiling panel body 51), when the steel beam member 501 and the wood plate material (structural plywood 503) are integrated, improves surface rigidity without using horizontal braces, and horizontal force Can be transmitted, and the seismic resistance of the seismic shelter 1 can be enhanced. Moreover, preparation of the said ceiling panel 5 (ceiling panel body 51) becomes easy by not providing a brace. Further, since the ceiling panel 5 can be divided into a plurality of ceiling panel bodies 51 and carried into the house, the carrying-in operation can be facilitated.

  In the above-mentioned base part 2, it is decided that a large single beam 21 will be assembled in the existing building 8 so as to form the outer shape of the aseismic shelter 1, and this base part 2 is panelized to be integrated with the floor plate part 3. Without the floor plate portion 3, the column wall panel 4 and the like can be fastened by work on the existing floor 81 in the exposed state of the base portion 2. Further, since the single-beam large beam 21 is carried into the house, the carrying-in operation becomes easy.

  Hereinafter, an example of the installation method of the aseismic shelter 1 will be described. In this installation method, as shown in FIG. 1 and FIG. 2, the existing floor 81 is formed with a working opening 81b (for example, about 60 cm square) which can be accessed by persons who are in communication with the underfloor 81a. The worker moves in and out using the opening 81b, arranges the steel bundle 6 at the position of the under floor 81a below the position where the base portion 2 is placed, adjusts its height, A steel bundle 6 is provided so as to be tensioned with the existing floor 81. The steel bundle 6 may be installed at any time before the floor plate portion 3 is installed.

  As shown in FIG. 9 (A), four single large beams 21 are mutually placed on the existing floor 81 by fastening members such as bolts so as to form a square shape corresponding to the bottom shape of the aseismatic shelter 1. Bonding is performed to produce the base portion 2. Although a plurality of small beams 22 are joined to the large beam 21 at predetermined intervals, the illustration of the small beams 22 is omitted in FIGS. 9 and 10.

  As shown in FIG. 9 (B), FIG. 10 (A) and FIG. 10 (B), the column wall panel bodies 41, 42, 43 are erected on the base portion 2 and fixed to each other by bolts or the like. To go. In the drawing, the column wall panels 41, 42, 43 are shown in a simplified manner, and no indoor surface material is provided on the column wall panels 41, 42, 43 yet. In addition, for example, plate portions (web portions) facing the lip portions of the channel steel are in contact with each other at the contact edges of the column wall panels, and the plate portions are bolted so as to be sewn. It can be fixed to each other.

  Further, the ceiling panel body 51 is attached onto the column wall panel bodies 41, 42, 43. Further, the work opening 81b is closed with a plate or the like. Moreover, an indoor facing is attached to the column wall panel 4 and the ceiling panel 5. Further, the floor plate portion 3 is attached onto the base portion 2.

  According to the above method, although the opening 81b for working below the floor is formed in the existing floor 81, since the existing floor 81 can be used, there is no need to newly create a floor structure. The time required for the construction of the aseismic shelter installation structure can be shortened.

  In the above example, the indoor paneling was not integrated in the panelization of the column wall panels 41, 42 and 43 and the ceiling panel 51, but it may be integrated to the indoor panel . Moreover, as for the said column wall panel body 41, 42, 43 and the said ceiling panel body 51, it is desirable to set it as 60 kg or less. The lower limit of the size of the seismic shelter 1 is preferably 2 m × 2 m or more, and more preferably 2.5 m × 2.5 m or more. Further, the upper limit of the size of the seismic shelter 1 is 4 m × 4 m or less, preferably 2.5 m × 3.4 m or less.

  Next, the adjustment method of the earthquake resistant shelter installation structure will be explained. This adjustment method is a method of adjusting this aseismic shelter installation structure, after years have passed since the installation of the aseismic shelter 1. That is, with the passage of years, due to the settlement of the ground supporting the steel bundle 6, the height shortage of the steel bundle 6 may occur, and the weight of the seismic shelter 1 may cause distortion in the existing floor 81. In such a case, in this adjustment method, the floor plate portion 3 is removed to expose the base portion 2 and the existing floor 81, and the opening 81b formed in the existing floor 81 (if covered, a lid ) And enter the under floor 81a to adjust the height of the steel bundle 6 again.

  According to the above method, even if the existing floor 81 is distorted due to the settlement of the ground supporting the steel bundle 6, the floor plate portion 3 is removed to expose the base portion 2 and the existing floor 81, and Since the height of the steel bundle 6 is readjusted by entering the underfloor 81a from the opening 81b formed in the existing floor 81, it is possible to reduce the distortion of the existing floor.

Although the steel bundle was shown as a dry bundle in the above example, the resin bundle, the wooden bundle, the precast-concrete bundle etc. which do not require preparation from the concrete in a field not only this but may be used.
Further, although the embodiments of the present invention have been described with reference to the drawings, the present invention is not limited to the illustrated embodiments. Various modifications and variations can be made to the illustrated embodiment within the same or equivalent scope of the present invention.

1: Earthquake-resistant shelter 2: Base part 3: Floor plate part 4: Column wall panel 5: Ceiling panel 6: Steel bundle (dry bundle)
8: Existing building 21: Large beam 22: Beam 31: Structural plywood 32: Particle board 33: Plywood 34: Floor mat 41: Column wall panel 42: Column wall panel 43: Column wall panel 51: Ceiling panel 81 A: Existing floor 81a: Under floor 81b: Opening 401: Cross beam 402: Plywood 403: Gypsum board 404: Gypsum board 405: Column part 406: Pillar 501: Beam 502: Cross member 503: Plywood 504: Gypsum board 505: Gypsum board

Claims (6)

  An earthquake-resistant shelter installation structure in which an earthquake-resistant shelter is assembled in an existing building, wherein a base portion of the earthquake-resistant shelter provided on the existing floor of the existing building, a floor plate portion of the earthquake-resistant shelter provided on the base portion, and the above-mentioned base Column wall panels of aseismic shelters erected on a part, ceiling panels of aseismic shelters provided on the upper side of the column wall panels, and a dry bundle positioned below the base part under the floor of the existing floor , A seismic shelter installation structure characterized by having.   The earthquake resistant shelter installation structure according to claim 1, wherein the column wall panels are formed by mutually assembling a plurality of column wall panels in which a steel column portion and a wood plate member are integrated. Shelter installation structure.   The earthquake resistant shelter installation structure according to claim 1 or 2, wherein the ceiling panel is formed by mutually assembling a plurality of ceiling panel bodies in which a steel beam and a wood plate are integrated. Earthquake resistant shelter installation structure.   The earthquake resistant shelter installation structure according to any one of claims 1 to 3, wherein in the base portion, a single large beam is assembled to form an outer shape of the seismic shelter, and a small beam is attached to the large beam. Earthquake-resistant shelter installation structure characterized by being.   5. An installation method of aseismic shelter for obtaining an aseismatic shelter installation structure according to any one of claims 1 to 4, comprising the steps of: forming an opening for work leading to the floor below the existing floor; A process of providing a dry bundle under the floor, a process of providing a base of the seismic shelter on the existing floor, a process of erecting a column wall panel of the seismic shelter on the base, and an upper side of the column wall panel A method of installing a seismic shelter, comprising the steps of: providing a ceiling panel of the seismic shelter; and providing a floor plate portion of the seismic shelter on the base portion.   The adjustment method for adjusting the aseismic shelter installation structure according to any one of claims 1 to 4, wherein the floor plate portion is removed to expose the base portion and the existing floor to form the existing floor. The adjustment method of the earthquake-resistant shelter installation structure characterized by adjusting to the height of the said dry bundle | flux by entrapment under a floor from opening.

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