JP3086866B2 - Construction method of frame consisting of pillars and floorboards and joining method of pillars and floorboards - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for constructing a frame composed of columns and floorboards and a method for joining columns and floorboards.

[0002]

Conventional pillars and floor Frames consisting a (flat slab), for example, as shown in FIGS. 18 and 19, steel reinforced concrete (herein that surrounds the iron bone pillar 1a of reinforced concrete which was formed integrally in <br/> column 1) of SRC, reinforced concrete (in this specification by Da設concrete capital 2, RC support plate 3 and RC floorboards 4 of that RC) to each floor is there.

[0003]

In the above-described frame, the procedure for manufacturing the floorboard is as follows: (a) embedding of the formwork;
(C) Concrete placement and (d) demolding, these steps (a) to (d) must be performed for each floor, and the cast concrete takes a long time to develop its strength. However, depending on the manufacturing procedure of the floorboard, there is a limit to shortening the construction period. In addition, in order to support the RC floor slab 4 using the RC capital 2 and the RC support plate 3, the above-mentioned frame is surrounded by reinforced concrete around the column steel frame 1a to form the steel reinforced concrete column 1, and the reinforced concrete portion is formed by the RC capital. 2. It must be formed integrally with the RC support plate 3 and the RC floor plate 4. Therefore, construction of the steel reinforced concrete column 1 requires the same manufacturing procedure as that of the floor plate, which also hinders shortening of the construction period. The problem to be solved by the present invention is to provide a method for constructing a frame composed of columns and floorboards which does not have the drawbacks that the conventional method of constructing a frame composed of columns and floorboards has,
In other words, the required number (for a plurality of floors) of floorboards can be stacked and manufactured together, providing a construction method of a frame composed of columns and floorboards with good workability, and joining the pillars and floorboards. An object of the present invention is to provide an easy and reliable method of joining a column and a floor plate.

[0004]

The present invention adopts the following constitution in order to solve the above-mentioned problems. According to the configuration of the present invention, a plurality of columns are erected at predetermined positions, and a floor plate having a plurality of openings through the columns and a support having an opening through the columns.
A lifting body formed by overlapping the required number, with each floor plate and the support is raised or lowered until the joining position to their posts, the support
There is provided a method for constructing a frame composed of a pillar and a floor plate, wherein the frame is joined to the pillar using appropriate fixing means, and then the floor plate is joined to the column. In the preferred embodiment, the floor plate and the support was formed overlapping necessary number on the ground, the inner peripheral surface of the opening of the support along a pillar, Ru is raised or lowered to their pillars joining position. The pillar, in a preferred embodiment, is composed of a closed-section steel frame, and as a closed-section steel frame, for example,
Use steel pipe or square steel pipe. When concrete is filled in a steel column having a closed cross section to form a filled concrete steel column, the column can be strengthened. Also, the pillars can be RC or SRC.

[0005] In a preferred embodiment, the support is made by assembling a plurality of block-shaped RC split pieces using a PC steel rod or a PC strand and a fastener, but is not limited thereto. Each of the above-mentioned divided pieces has an inner surface along the outer peripheral surface of the column, and in the block-shaped divided piece, a through-hole for passing a PC steel rod or a PC stranded wire is formed. Has an opening formed therein through which a post slightly larger than the outside diameter of the post can be passed. The joining method for joining the floorboard to the pillar includes (a) joining the support to the pillar using an appropriate joining means, supporting the floorboard with the support, and using an appropriate joining means (for example, the opening and the pillar). (A) Filling the gap between the floor plate and the outer peripheral surface with a bonding material such as mortar), and bonding the floorboard to the column using a suitable bonding means. A method of joining the floorboard to the support by using an appropriate joining means, and supporting the floorboard by using a joining means capable of detaching the support from the pillar, and supporting the floorboard by the support. In this state, the gap between the opening of the floorboard and the outer peripheral surface of the column is filled with a bonding material such as mortar, and the floorboard is fixed with the bonding material such as mortar and the receiving body fixed to the column. the floorboards joined to the pillar by using a bonded to the pillar), then, there is a bonding method or the like to remove the support from the pillar.

As a joining method for joining to a pillar of a support, for example, an inner peripheral surface of an opening at a position corresponding to a pillar of a floor plate faces the pillar, and a plurality of divided pieces are assembled around the pillar to pass the pillar. A support having an opening is formed, and the floorboard and the support are positioned at a position where they are joined to the pillar, and a gap between the opening of the support and the outer peripheral surface of the pillar is filled with a bonding material such as mortar or a liner. A method is used in which a tensile force is introduced into a PC steel rod or a PC stranded wire passed through the through hole of each divided piece, and a state where the tensile force is introduced is held by an appropriate stopper, but the method is limited to this method. is not. Further, as a joining method of joining the support body joined to the pillar and the floorboard, for example, the inner peripheral surface of the opening at a position corresponding to the pillar of the floorboard faces the pillar, and the support body made of a plurality of divided pieces is used as the floorboard. , The floor plate and the support are positioned at the position where they are joined to the pillars, the upper protrusion of the split piece of the support is positioned within the opening of the floor plate, and the support is appropriately connected to the joining means. PC that is joined to a pillar by using a through hole that passes from a recess formed near the opening of the floorboard to the opening
A steel rod or a PC stranded wire is passed through the through-hole formed in the projecting portion of the divided piece, and a gap between the inner peripheral surface of the opening of the floor plate and the outer peripheral surface of the projecting portion of the divided piece of the support is joined with a joining material such as mortar. Filled with P
A method is used in which a tensile force is applied to a C steel rod or a PC stranded wire and the state where the tensile force is introduced is held by an appropriate stopper, but is not limited to this method. The floorboard is RC and slab reinforcing bars are arranged vertically and horizontally. Of the vertical and horizontal slab reinforcing bars, those that hit the opening may be cut into non-through bars, or may be bent so as not to hit the opening.

[0007]

EXAMPLE 1 Example 1 is shown in FIGS.
0, the floor plate 20 is slid up.
Is joined to the pillar 10 or the support 30 to construct a frame composed of the pillar 10 and the floor plate 20. The pillar 10 is formed by cutting a square steel pipe to a predetermined length, but may be formed of RC. When the floorboard area of the building is large, the floorboard 20 is formed by dividing the floor of the building along a plurality of dividing lines DL and matching the size of one unit floor, as shown in FIG. Floorboard 20
Is made of an RC flat slab reinforced with one or two layers of vertical and horizontal slab reinforcing bars, and an opening 21 is formed at a position where the column is joined to the column according to the shape of the column. As shown in FIG. 5, the support 30 is constructed by assembling four block-shaped RC divided pieces 31 to 34 using a PC steel bar 35 and a stopper 36. Each of the divided pieces 31 to 34 has inner surfaces 31a to 34a along the outer peripheral surface of the column 10, and through holes 31b to 34b through which the PC steel rod 35 passes are formed in the block-shaped divided pieces 31 to 34, respectively. When the four divided pieces 31 to 34 are assembled, the opening 37 through which the pillar slightly larger than the outer diameter of the pillar 10 can pass is formed by the four inner surfaces 31a to 34a.

For simplicity of description, a frame of four floors above the ground will be described as an example. A plurality of columns 10 are erected at predetermined column formation positions. As shown in FIG.
A support 30A for supporting A is installed.
Above, a floor plate 20A of the first floor is formed. Floor board 20 on the first floor
A support 30B that supports the floor plate 20B on the second floor is installed around the pillar 10 above A. 2 above the support 30B.
The floor plate 20B of the floor is formed. A support 30 that supports the third floor panel 20C around the upper pillar 10 of the second floor panel 20B
C is installed. The floor plate 2 on the third floor above the support 30C
Form OC. A support 30D that supports the floor plate 20D on the fourth floor is installed around the pillar 10 above the floor plate 20C on the third floor. A floor plate 20D of the fourth floor is formed above the support 30D. The formation position of the floor plate 30A on the first floor is the floor plate 3A.
It is matched with the joining position of the column 10 at 0A. As shown in FIG. 5, the supports 30A to 30D on the first to fourth floors are assembled with appropriate spacing members interposed between the divided pieces 31 to 34 to pass a column slightly larger than the outer diameter of the column 10. An opening 37 is formed. When forming the floor boards 20A to 20D on the first to fourth floors, the work of setting up the formwork, arranging the reinforcement, placing concrete, removing the mold, and the like can be omitted by selecting an appropriate support and a configuration of the formwork. So we can do it together. Floorboard 2
As shown in FIG. 1, the openings 21A to 20D are formed with openings 21 larger than the opening holes 37 through which the pillars of the supports 30A to 30D are joined at the positions where they are joined to the pillars.

A gap A1 between the inner peripheral surface of the opening 37 of the support 30A on the first floor and an outer peripheral surface of the column 10 and a gap A2 between the divided pieces.
Is filled with high-strength mortar 38, and after hardening of mortar 38, both ends of PC steel rod 35 are pulled with jacks or the like, and P
A tensile force is applied to the C steel bar 35, and the state where the introduced tensile force is applied is fixed using a fastener 36 such as a nut, and the support 30A is joined to the column 10. Next, the floor plates 20B to 20D and the supports 30B to 30C on the second to fourth floors are appropriately lifted or lifted up using appropriate lifting means.
D, as shown in FIG. 3, is lifted up until the floor plate 20B on the second floor reaches the joint position, and the state is maintained.
Then, the gaps A1 and A2 between the inner peripheral surface of the opening 37 of the support 30B and the outer peripheral surface of the column 10 are filled with a high-strength mortar 38, and after the mortar 38 is hardened, both ends of the PC steel bar 35 are jacked. By pulling, a tensile force is applied to the PC steel bar 35, each divided piece is pressed toward the column, and the state where the introduced tensile force is acting is fixed using a stopper 36 such as a nut. 30B is joined to the pillar 10. Next, using appropriate lift-up means, the floor plate 20C on the third or fourth floor is used.
4 to 20D and the supports 30C to 30D are lifted up until the floor plate 20C on the third floor reaches the joint position as shown in FIG. 4, and this state is maintained. Then, the support 30C is joined to the column 10 in the same manner as described above. In the same manner, the floor plate 20D on the fourth floor and the support 30D are lifted up by using an appropriate lift-up means until the floor plate 20D on the fourth floor reaches the joint position, and this state is maintained. Then, the support 30D is attached to the pillar 10 in the same manner as described above.
To join.

After the supports 30A to 30D have been joined to the pillar 10, as shown in FIG.
The gap A2 between the opening 21 and the outer peripheral surface of the pillar 10 is filled with a high-strength mortar 39, and the floor boards 20A to 20D supported by the supports 30A to 30D are joined to the pillar 10. This joining operation may be performed after joining the supports on one floor to the columns, or after joining all the supports on each floor to the columns. In order to further strengthen the joining between the column 10 and the floor boards 20A to 20D, the following joining means is adopted.
As shown in FIGS. 8 and 9, each divided piece 31 of the support 30
The projections 31c to 34c projecting upward from the pillars 10 in a plan view from the pillars 10 are provided, and these projections 31c to 34c are attached to the floor boards 20A to 20A.
The protrusions 31c to 34c are formed with through holes 31d to 34d through which the PC steel rods 49 pass, respectively. A recess 22 is formed in the vicinity of the cross-shaped opening 21 of the floor boards 20A to 20D in parallel with the edge of the opening 21, and a through-hole for passing the PC steel rod 49 through a portion of the floor board 20 between the recess 22 and the opening 21. 23 are formed. Supports 30A to 30D on pillar 10
After passing through the through holes 23 and 31d to 34d, a PC steel rod 40 is passed through the openings 2 of the floor plates 20A to 20D.
The gap A3 between the base member 1 and the outer surface of the protrusions 31c to 34c of the support 30 is filled with a high-strength mortar 42, and after the mortar 42 has hardened, both ends of the PC steel bar 40 are pulled with jacks or the like. A tensile force is introduced into the PC steel bar 39, and a state in which the tensile force is applied is fixed using a fastener 41 such as a nut, and the floor plates 20A to 20D are fixed to the support 30A.
To 30D. In the first embodiment,
The support 30A can be joined to the pillar 10 at the installation stage, and the floor plate 20A can be joined to the pillar 10 or the support 30A at the formation stage.
The frame according to the first embodiment has a structure in which the pillars 10 are provided with supports 30A to 30D.
Are joined, and the floorboard 20 is supported by the supports 30A to 30D.
A to 20D are supported, and floor boards 20A to 20
Since D is joined to the column 10 or the supports 30A to 30D, even if a moment or a compressive force is generated in a floor plate or the like during an earthquake or the like, it can be transmitted to the column 10 without fail.

The second embodiment is an example in which the floor boards 20A to 20D are directly joined to the pillar 10 as shown in FIGS. 10 to 14. The floor board 20 and the support 30 are arranged along the pillar 10 as in the first embodiment. Slide up. Pillar 10 is shown in FIG.
As shown in FIG. 12, a steel pipe is formed by cutting it into a predetermined length, and a lower portion and an upper portion of the joint position of the floor plates 20A to 20D on the outer peripheral portion are each formed of a steel ring. The bodies 11 and 12 are fitted and these receiving bodies 1
1 and 12 are fixed to the outer peripheral surface of the steel pipe by welding or the like. Incidentally, receiving 11 and 12 may also be composed of a plurality of block-shaped body of the discontinuity. Floor boards 20A to 20D
10 and 11, as shown in FIGS.
a and 20b are composed of RC flat slabs arranged in two layers, and a circular opening 21 is formed at the joint position with the pillar in accordance with the shape of the pillar 10. Vertical and horizontal reinforcing bar 20a, a non-through muscle _20a 1 is intended to strike the aperture 21 of 20b, 20b
_{It is set to 1} . The support 30 used in the second embodiment is the same as the first embodiment except that the opening is circular. In the case of Example 2, after joining the floor boards 20A to 20D to the pillar 10,
Since it is necessary to remove the support 30 from the pillar, the gap between the outer peripheral surface of the pillar 10 and the inner peripheral surface of the opening 37 of the support 30 is filled with a liner (for example, a thin steel plate). A guide piece 13 having a thickness substantially equal to the amount of protrusion of the annular receiving bodies 11 and 12 is detachably attached to the column 10 around the portion other than the floor plate joint. As in the first embodiment, a plurality of pillars 10 are erected at the pillar formation positions, the supports 30A to 30D are arranged on the ground G, and floor boards 20A to 20D are formed. Then, similarly to the first embodiment, the supports 30B to 30D and the floor
Slide B to 20D up to a predetermined position and hold it at the predetermined position. After joining the supports 30A to 30D to the column 10, as shown in FIGS.
A gap A4 formed between the circular opening 21 of 0A to 20D and the outer peripheral surface of the column 10 is filled with a high-strength mortar 43. Due to the hardening of the high-strength mortar 43, the pillar 10 and the floor boards 20A to 20D are joined as shown in FIG. After joining floor boards 20A to 20D to pillar 10,
The stopper 36 is loosened and removed, the divided pieces 31 to 34 are disassembled, and the support 30 is removed from the pillar 10. Guide piece 13 is also pillar 1
Remove from 0. In the second embodiment, the support 30
The installation of A may be omitted, the floor plate 20A may be formed on the ground G, and the floor plate 20A may be joined to the pillar 10 when the floor plate 20A is formed. In the frame of the second embodiment, the floor plate 20A
Even if a moment M as shown in FIG. 13 is generated at the position shown in FIG. 13 and a compression force CF is generated at a position as shown in FIG. 14, a steel annular receiving member 1 is provided at a position where the compression force CF acts.
1 and 12, the moment M and the compression force CF
Can be reliably transmitted to the pillar 10. Further, since the supports 30A to 30D are detached from the pillars, there is no protrusion below the floor plates 20A to 20D, and the space used in the building can be increased.

The third embodiment is shown in FIGS. 15 to 17, in which the floor plate 20 and the support are slid down along the pillar 10, and the pillar 10 and the floor plate 20 are connected to construct an underground frame. It is. The configurations of the pillar 10, the floor plate 20, and the support 30 are the same as those in the first embodiment. For simplicity of explanation, a frame on the fourth basement floor will be used as an example. As shown in FIG. 15, a plurality of pillars 10 are vertically built above and below the pillar formation position.
A support 30E for supporting the floor plate 20E on the third basement floor is installed around the pillar 10, and the floor plate 20E on the third basement floor is formed above the support 30E. A support 30F that supports the floor plate 20F on the second basement floor is installed around the pillar 10 above the floor plate 20E on the third basement floor. A floor plate 20F on the second basement floor is formed above the support 30F. A support 30G for supporting the floor plate 20G on the first basement floor is installed around the pillar 10 above the floor plate 20F on the second basement floor. Above this support 30G, underground 1
The floor plate 20G of the floor is formed. A support 30H that supports the floor plate 20H on the first floor above ground is installed around the pillar 10 above the floor plate 20G on the first basement floor. A floor plate 20H on the first floor above the ground is formed above the support 30H. As in the first embodiment, the supports 30E to 30H on the third basement floor or the first floor above are assembled with appropriate spacing holding pieces between the divided pieces 31 to 34, and are slightly smaller than the outer diameter of the pillar 10. An opening 37 for passing a large pillar is formed. 3 floors below ground or 1 floor above ground 20
When forming E to 20H, as in Example 1,
By appropriate selection of the support and the configuration of the formwork, the work of building the formwork, arranging the reinforcement, placing the concrete, removing the mold, etc. can be performed substantially together. And each floor board 20E to 2E
An opening 21 larger than the opening 37 through which the pillar of the support passes is formed at the position where the support is joined to the pillar at 0H.

The formation position of the floor plate 30H on the first floor above the ground is matched with the joining position of the floor plate 30H to the pillar 10, and the gap A1 between the divided pieces 31 to 34 of the support 30H on the first floor above is filled with high strength mortar 38. , After curing of the mortar 38, PC
Pull both ends of the steel bar 35 with jacks, etc.
5, a state in which the introduced tensile force is applied is fixed using a stopper 36 such as a nut, and
H is firmly joined to the pillar 10. Next, the ground below the support 30E and the floor plate 20E on the third basement floor is excavated (root cutting) by appropriate excavation means, and the supports 30E to 30G and the floor plates 20E to 20G on the third basement floor or the first basement floor are removed. As shown in FIG. 16, the inner surfaces of the supports 30E to 30G are brought into contact with the pillars and slid down until the floor plate 20G on the first basement is at the joint position. And underground 1
The floor support 30G is firmly joined to the column 10 in the same manner as described above. Similarly, the support 30E and the floorboard 2 on the third basement floor
The ground below 0E is further excavated by appropriate excavation means, and the supports 30E to 30F and the floor plates 20E to 20F on the third basement floor or the second basement floor are connected to the floor plate 20F on the second basement floor as shown in FIG. Slide down along the column in the same manner as above until the joint position is reached. And underground 2
The floor support 30F is firmly joined to the column 10 in the same manner as described above. Similarly, the support 30E and the floorboard 2 on the third basement floor
The ground below 0E is further excavated and the support 3
The OE and the floor plate 20E are slid down along the pillar in the same manner as described above until the floor plate 20E on the third basement floor is at the joint position. Then, the support 30E on the third basement floor is firmly joined to the pillar 10 in the same manner as described above. Further, the ground below the support 30E and the floor plate 20E on the third basement floor is excavated to form a room space on the fourth basement floor, and a floor plate on the fourth basement floor and the like are formed at the bottom of the room space. The floor plates 20E to 20H are connected to the column 10 or the support 30 using the joining means of the first or second embodiment.
Joined from E to 30H to complete a frame with four basements and one floor above ground. In the third embodiment, the support 30H can be joined to the pillar 10 at the installation stage,
At the stage of forming the floor plate 20H, the column 10 or the support 3
It can be bonded to 0H. In the method of constructing an underground frame according to the third embodiment, since the floor plates 20E to 20H are directly subjected to earth pressure as mountain retaining, a cut beam is not required.

[0014]

According to the present invention, the following effects (a) to ( h ) can be obtained by providing the structure described in the claims. (B) In the invention according to claim 1 , a plurality of pillars are built at predetermined positions.
Through the floorboards and pillars with multiple openings through those pillars
The required number of support plates with openings
And support up or down to their point of attachment to the column.
The support is attached to the pillar using appropriate fixing means.
Joints the floorboards to the pillars, saving floorboard manufacturing man-hours
And, it is possible to shorten the construction period of the precursor construction and finishing work, eliminating the need for shoring to support the floor plate in position, to facilitate the joining of the pillars such as the floor. (B) as in the invention according to claim 2, forming a support with an opening with an opening through the pillars through the plurality of floor and pillars overlaid required number <br/> the ground, safe floorboards When the floorboard and the support are raised or lowered along the pillar to the joint position with the pillar, the work of raising or lowering the floorboard and the support becomes easier. ( C) As in the invention according to claim 3, a floor plate having a plurality of openings through the pillars and a support having an opening through the pillars are formed on the ground by a required number of layers , and the floor plate and the support are formed. When the body is raised or lowered to the position of joining to the column with the inner peripheral surface of the opening of the support along the column, the floor plate and the support can be raised or lowered without difficulty, and further joined to the column. When the floorboard is joined to the pillar while the floorboard is supported by the support, and the support is then removed from the pillar, the available space of the building is not narrowed by the support. (D) The support joined to the pillar as in the invention according to claim 4
With the floor plate supported by the body, the inner peripheral surface of the floor plate opening,
Enclosed by the surface of the receiving piece and the outer peripheral surface of the column between the receiving pieces
Gaps filled with high-strength mortar and hardening of high-strength mortar
By joining the pillar and the floorboard,
It can be easily and firmly joined to the floor plate,
Transfer the moment and compressive force generated at the joint to the column
Can be (E) According to the invention of claim 5, the support can be easily and firmly joined to the pillar. (F) According to the invention of claim 6, the floor plate can be supported by the support firmly bonded to the column, and the floor plate can be easily and reliably bonded to the column. (G) According to the invention of claim 7 , the floor plate supported by the support joined to the pillar can be easily and reliably joined to the support. (H) The required number of floorboards and supports are stacked and molded, and the floorboards and
When the construction method of the present invention, in which the support is lowered along the column to the position where the support is joined to the column, is applied to the construction of an underground vehicle, the floor plate is directly subjected to earth pressure as a mountain retaining member, so that a cut beam is not required.

[Brief description of the drawings]

FIG. 1 is a plan view showing an outline of a floor panel according to a first embodiment.

FIG. 2 is a front view showing the relationship among the floorboard, the support, and the columns when the floorboard of Embodiment 1 is formed.

FIG. 3 shows a floor plate at the time of the first slide-up of Example 1.
Front view showing the relationship between the support and the pillar

FIG. 4 shows a floor plate at the time of the second slide-up of Example 1.
Front view showing the relationship between the support and the pillar

FIG. 5 is a plan view of a support assembled around a pillar.

FIG. 6 is a plan view of a support body joined to a pillar.

FIG. 7 is a front view showing the joined state of the floorboard, the support, and the pillar, with the floorboard in a vertical plane.

FIG. 8 is a plan view showing another joining state of the floorboard, the support, and the pillar.

FIG. 9 is a front view of the one shown in FIG. 8 taken along the line AA.

FIG. 10 is a front view showing a relationship between a floor plate and a pillar obtained by longitudinally cutting a main part of the floor plate and the pillar according to the second embodiment.

FIG. 11 is a plan view showing the one shown in FIG. 10 across a pillar;

FIG. 12 is a front view showing a relationship between a floor plate and a pillar obtained by longitudinally cutting a joint between the floor plate and the pillar according to the second embodiment.

FIG. 13 is a diagram showing a moment generated on a floor plate or the like of the frame according to the second embodiment.

FIG. 14 is a schematic diagram showing a compressive force and the like generated in the frame of the second embodiment.

FIG. 15 is a front view showing the relationship among the floorboard, the support, and the columns when the floorboard of Example 3 is formed.

FIG. 16 is a front view showing the relationship between the floor plate, the support, and the columns during the first slide down of the third embodiment.

FIG. 17 is a front view showing the relationship between the floor plate, the support, and the pillar during the second slide-down according to the third embodiment.

FIG. 18 is a front view showing a main part of a conventional frame composed of columns and floorboards.

19 is a plan view crossing the pillar shown in FIG.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 Pillar 11 Receiving body 12 Receiving body 13 Guide piece 20 Floorboard 20A-20D Floorboard of 1st-4th floor 20E-20H Floorboard of 3rd basement floor or 1st floor above ground 20a Rebar 20b Rebar 20a ₁ Non-stripping 20b ₁ Non-stripping 21 Opening 22 Depression 23 Through-hole 30 Support 30A to 30D First-fourth to fourth-floor support 30E to 30H Underground three-floor to first-floor support 31-34 Divided piece 31b-34b Through-hole 31c-34c Projection 31d- 34d Through holes 35 and 40 PC steel bars 36 and 41 Stoppers 37 Openings 38, 39, 42 and 43 High-strength mortar A1 to A4 Gap

──────────────────────────────────────────────────続 き Continuing on the front page (72) Kazuo Murai 3-1-1, Mokudori, Mihara-cho, Minamikawachi-gun, Osaka Prefecture Osaka, Japan Takenaka Corporation Technical Research Institute (72) Inventor Motoyoshi Oshima Chuo-ku, Tokyo 8-21-1, Ginza Takenaka Corporation Tokyo Main Store (72) Inventor Kenji Takahashi 8-21-1, Ginza Ginza, Chuo-ku, Tokyo Tokyo Main Store (72) Inventor Tomoaki Ishikawa Tokyo 8-21-1, Ginza, Chuo-ku, Japan Takenaka Corporation Tokyo Head Office (56) References JP-A-3-224927 (JP, A) JP-A-3-72129 (JP, A) JP-A 63-40040 (JP, A) JP-A-54-44313 (JP, A) JP-A-3-103549 (JP, A) JP-A-58-185838 (JP, A) JP-A-4-277239 (JP, A) JP 50-2935 JP, B1) (58) investigated the field (Int.Cl. ^7, DB name) E04B 5/43 E04B 1/35

Claims (7)

(57) [Claims] 1. A floor plate having a plurality of pillars at predetermined positions, a plurality of openings through the pillars, and a support having an opening through the pillars.
A body formed by overlapping the required number, with each floor plate and the support is raised or lowered until the joining position to their posts, suitable support
After joining a pillar with a fixing means Yichun, architectural <br/> how the Frames consisting of columns and the floor plate, characterized in that bonding the floor to the pillar. 2. A built plurality of posts in position to form a support having an opening with an opening through their pillars through plurality of floor and pillars overlaid required number on the ground, the floor plate and the support Raising or lowering the body along the columns to their point of joining to the columns, joining the supports to the columns using appropriate joining means, and then joining the floorboard to the columns or supports. A method of building a frame consisting of pillars and floorboards. 3. A built plurality of posts in position to form a support having an opening with an opening through their pillars through plurality of floor and pillars overlaid required number on the ground, the floor plate and the support The body is raised or lowered to the position of joining to the pillars with the inner peripheral surface of the opening of the support along the pillars, and the support is joined to the pillars using appropriate joining means, In the state where the floorboard is supported by the support joined to the floor, the floorboard is joined to the pillar using appropriate joining means, and then the support is removed from the pillar, and the frame construction consisting of the pillar and the floorboard is characterized in that Method. 4. A portion corresponding to a joint position of each floor plate of a steel column.
Min, in the longitudinal direction of the column between the thickness of the floor plate at the joint position
Attach two steel annular receiving pieces with a gap
A plurality of the pillars, and mount the pillars and their receiving pieces
Through floor boards and columns with a plurality of openings
The support with the openings to be obtained must be
The required number of piles are formed, and each floor plate and support are
Up or down to the joining position of
Supports that have been joined to pillars using joining means and then joined to pillars
With the floor plate supported at, the inner peripheral surface of the floor plate opening,
Surrounded by the surface of the receiving piece and the outer peripheral surface of the column between the receiving pieces
Fill the gaps with high-strength mortar and cure the high-strength mortar
Joint the column and the floorboard, and then remove the support from the column
A method of building a frame consisting of columns and floorboards
Law. 5. A method of joining a column and a support, wherein an inner peripheral surface of an opening at a position corresponding to the column of the floorboard faces the column,
Assembling a plurality of split pieces around the pillar to form a support with an opening through the pillar, locating the support under the floorboard,
In addition, the floor plate and the support are located at positions where they are joined to the pillars, and the gap between the opening of the support and the outer peripheral surface of the pillar is filled with a joining material such as mortar or a liner, and is passed through the through holes of each divided piece. A joining method, wherein a tensile force is introduced into a PC steel rod or a PC stranded wire, and each divided piece is pressed toward a column, and the state where the tensile force is introduced is held by an appropriate stopper. 6. A method for joining a pillar and a floorboard, wherein an inner peripheral surface of an opening at a position corresponding to the pillar of the floorboard faces the pillar, a plurality of divided pieces are assembled around the pillar, and the opening through the pillar is passed. Forming a support having a support, the support is positioned below the floorboard, the floorboard and the support are positioned at a position where they are joined to the columns, and a gap between the opening of the support and the outer peripheral surface of the columns is formed. PC steel rod or P buried with a joining material such as mortar and passed through through holes of each divided piece
A tensile force is applied to the stranded wire, each of the divided pieces is pressed toward the column, the state where the tensile force is introduced is held by appropriate stoppers, and the support is joined to the column, and the opening of the floorboard is opened. A joining method, wherein a gap between an inner peripheral surface and an outer peripheral surface of a column is filled with a joining material such as mortar. 7. A method for joining a support body joined to a pillar and a floorboard, wherein an inner peripheral surface of an opening at a position corresponding to the pillar of the floorboard faces the pillar, and the support body composed of a plurality of divided pieces is attached to the floorboard. Arranged on the lower side, the floor plate and the support are positioned at the position where they are joined to the pillars, the upper projecting portion of the split piece of the support is positioned within the opening of the floor plate, and the support is connected with appropriate bonding means. Using a PC steel rod or a PC stranded wire that passes through a through-hole that leads to the opening from the recess formed near the opening of the floor plate, passes through the through-hole that is formed in the protrusion of the split piece, A gap between the inner peripheral surface of the support member and the outer peripheral surface of the projecting portion of the support piece is filled with a joining material such as mortar, and a tensile force is introduced into a PC steel rod or a PC stranded wire, and the tensile force is introduced. Is held by an appropriate stopper .