JP2002285637A - Column base fixing structure and unit building - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simplify a column base fixing structure used for jointing in a building. SOLUTION: In the column base fixing structure, a guide pin 16 with an internal thread 16A is provided in a standing manner in an upper end face plate 15 of a capital 12 of a lower-floor structure 10, a hole part 28, into which the guide pin 16 is fitted, is formed in a lower end face plate 27 of a column base 22 of an upper-floor structure 20, a pipe body 31 is provided around the hole part 28 on the plate 27 of the structure 20, and a bolt 34, which is inserted into a bolt supporting plate 32 provided in an upper part of the pipe body 31, can be screwed into the internal thread 16A of the guide pin 16.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a column base fixing structure and a unit for fixing a column base of an upper floor structure such as an upper floor room unit or a roof unit to a capital of a lower floor structure such as a lower floor room unit. About the building.

[0002]

2. Description of the Related Art Conventionally, as a pillar base fixing structure used for joining building units, as described in Japanese Patent Application Laid-Open No. 7-189343, a guide pin with a female thread is erected on an upper end face plate of a capital of a lower floor building unit. In some cases, a downward recess is formed in the lower end face plate of the column base of the upper-floor building unit to be fitted to the guide pin, and a bolt inserted into the downward recess of the lower end face plate is screwed into the female screw of the guide pin.

[0003]

In the prior art, the lower end plate of the column base of the upper-floor building unit has a complicated shape having a downward concave portion, and the component cost is high.

An object of the present invention is to simplify a column base fixing structure used for connecting buildings.

[0005]

According to a first aspect of the present invention, there is provided a column base fixing structure for fixing a column base of an upper floor structure to a column head of a lower floor structure. A threaded guide pin is erected, a hole is formed in the lower end plate of the column base of the upper floor structure to fit the guide pin, and a pipe is provided around the hole on the lower end plate of the upper floor structure. The bolt inserted into the bolt receiving plate provided on the upper part of the tube can be screwed into the female screw of the guide pin.

According to a second aspect of the present invention, a tube having a bolt receiving plate integrated therewith is fixed on a lower end face plate of the upper floor structure.

According to a third aspect of the present invention, in the first or second aspect, a bolt operation port is provided on a side of the column base of the upper floor structure.

According to a fourth aspect of the present invention, there is provided a unit in which a building unit as an upper floor structure is joined to a building unit as a lower floor structure by using the column base fixing structure according to any one of claims 1 to 3. It is a building.

[0009]

According to the first aspect of the present invention, the following operations are provided. A guide pin in which a bolt having a bolt receiving plate is provided on a lower end surface plate of a column base of an upper floor structure, and a bolt inserted through the bolt receiving plate is erected on an upper end surface plate of a capital of the lower floor structure. And the column base of the upper floor structure can be fixed to the capital of the lower floor structure.

[0010] By using a simple-shaped tube and a bolt receiving plate, the lower end face plate of the column base of the upper floor structure only needs to be provided with a hole, thereby simplifying the column base fixing structure and reducing the cost. Can be reduced.

According to the second aspect of the present invention, the following operations are provided. By fixing the tube with the bolt receiving plate integrated on the lower end face plate of the column base of the upper floor structure, parts management and assembly of parts at the construction site can be simplified, and the column base fixed On-site workability of the structure can be improved.

According to the third aspect of the invention, the following effects are obtained. By providing a bolt operation port on the side of the column base of the upper floor structure, the ease of assembling the bolt at the building site can be improved.

According to the fourth aspect of the invention, the following effects are obtained. In a unit building in which an upper-floor building unit is mounted on and joined to a lower-floor building unit, the above-mentioned (1) to (3) can be realized.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a perspective view showing a unit building, FIG. 2 shows a column base fixing structure according to the first embodiment, and FIG.
Is a side view partially broken, (B) is a plan view, FIG. 3 is a perspective view showing a column base fixing process, FIG. 4 shows a column base of a roof unit,
(A) is a perspective view, (B) is a partially broken plan view, and FIG. 5 is a perspective view showing a column base fixing process of the second embodiment.

(First Embodiment) (FIGS. 1 to 4) The unit building 1 of FIG. 1 is constructed by joining a plurality of building units such as a room unit and a roof unit vertically and horizontally. In some cases, living room unit 10
Roof unit 20 (upper floor structure) on (lower floor structure)
FIG.

As shown in FIGS. 2 and 3, the living room unit 10 has a beam 14
Are joined. The column capital 12 has an upper end face plate 15, a conical guide pin 16 is erected on the upper end face plate 15, and a female screw 16 </ b> A is provided at the center of the top surface of the guide pin 16.

As shown in FIGS. 2 to 4, the roof unit 20 has a beam 23 joined to a column base 22 of a column 21 and a diagonal member 25 and a connecting member 26 connected to the column base 22 via a connection piece 24.
Are joined. The column base 22 has a lower end plate 27, and a hole 28 is formed in the lower end plate 27 so as to be fitted to the guide pin 16. In addition, a bolt operation port 29 is provided on a side portion of the column base 22.

The living room unit 10 and the roof unit 20
After factory production, they are transported to the construction site and joined as follows.

(1) When the lower end plate 27 of the column base 22 of the roof unit 20 is mounted on the upper end plate 15 of the capital 12 of the living room unit 10, the hole 28 of the lower end plate 27 is inserted into a guide pin of the upper end plate 15. 16 is fitted.

(2) A pipe 31 such as a steel pipe, a bolt receiving plate 32 such as a steel plate (bolt insertion hole 32A), and a washer 3 from the bolt operation port 29 of the column base 22 of the roof unit 20 to the inside of the column base 22.
3. Bring in the bolts 34 in order. And the lower end face plate 27
Then, the tube 31 is seated around the hole 28 fitted in the guide pin 16, the bolt receiving plate 32 is placed on the upper end surface of the tube 31, and the bolt 34 passing through the washer 33 is The guide pins 16 are inserted through the bolt insertion holes 32A of the bolt receiving plate 32.
Screw it into the female screw 16A. The rotation operation tool of the bolt 34 is introduced into the column base 22 from the bolt operation port 29.

The diameter of the tube 31 is larger than the diameter of the hole 28, and the guide pin 1 is seated on the lower end plate 27.
6, and has a length protruding above the upper end surface of the bolt receiving plate 3.
2 has the same diameter as the tube 31.

According to the present embodiment, the following operations are provided. With the pipe body 31 provided with the bolt receiving plate 32 on the lower end surface plate 27 of the column base 22 of the roof unit 20, the bolts 34 inserted into the bolt receiving plate 32 are attached to the upper end surface plate 15 of the capital 12 of the living room unit 10. Guide pin 1 standing upright
6, the column base 22 of the roof unit 20 can be fixed to the column head 12 of the living room unit 10.

By using the tube 31 having a simple shape and the bolt receiving plate 32, the lower end face plate 27 of the column base 22 of the roof unit 20 is sufficient only to have the hole 28.
The pedestal fixing structure can be simplified and the cost can be reduced.

By providing the bolt operation port 29 on the side of the column base 22 of the roof unit 20, the assemblability of the bolt 34 at the construction site can be improved.

In the unit building 1 in which the upper-floor roof unit 20 is mounted on and joined to the lower-floor living room unit 10, the above-mentioned items (1) to (3) can be realized.

(Second Embodiment) (FIG. 5) The second embodiment of FIG. 5 is different from the first embodiment of FIG. 3 in that a hole is provided on the lower end face plate 27 of the column base 22 of the roof unit 20. That is, the pipe body 31 in which the bolt receiving plate 32 is integrated by welding or adhesive or the like around the outer periphery of the portion 28 is fixed by welding or adhesive or the like at a factory production stage.

According to the present embodiment, by fixing the pipe body 31 with the bolt receiving plate 32 integrated on the lower end face plate 27 of the column base 22 of the roof unit 20, parts at the construction site can be obtained. Management and installation of parts can be simplified, and on-site workability of the column base fixed structure can be improved. In addition, the tube body 31 and the bolt receiving plate 32 are not limited to those in which separate parts are integrated, and may be an integrally formed body.

The embodiment of the present invention has been described in detail with reference to the drawings. However, the specific configuration of the present invention is not limited to this embodiment, and the design can be changed within a range not departing from the gist of the present invention. The present invention is also included in the present invention. For example, the present invention can be applied to a unit building having a lower-floor structure as a lower-floor living room unit and an upper-floor structure as an upper-floor living room unit, or can be applied to a building other than the unit building.

In the embodiment of the present invention, the bolt is
The screw operation is not limited to the screw operation from the bolt operation port on the side of the column base of the upper floor structure, and the screw operation may be performed by a rotary operation tool inserted from above the hollow pillar of the upper floor structure.

[0030]

As described above, according to the present invention, the pedestal fixing structure used for joining buildings can be simplified.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a unit building.

FIG. 2 shows a column base fixing structure according to the first embodiment;
(A) is a partially broken side view, and (B) is a plan view.

FIG. 3 is a perspective view showing a column base fixing process.

4A and 4B show a column base of the roof unit, FIG. 4A is a perspective view, and FIG. 4B is a partially broken plan view.

FIG. 5 is a perspective view showing a column base fixing process according to a second embodiment.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 unit building 10 living room unit (lower floor structure) 11 pillar 12 capital 15 upper end face plate 16 guide pin 16A female screw 20 roof unit (upper floor structure) 21 pillar 22 pillar base 27 lower end face plate 28 hole 29 bolt operation port 31 Tube 32 Bolt receiving plate 32A Bolt insertion hole 34 Bolt

Claims (4)

[Claims] 1. A column base fixing structure for fixing a column base of an upper floor structure to a column head of a lower floor structure, wherein a guide pin with a female screw is erected on an upper end face plate of the column head of the lower floor structure. A hole is formed in the lower end face plate of the column base of the structure to fit the guide pin, and a pipe body is provided around the hole on the lower end face plate of the upper floor structure,
A column base fixing structure characterized in that a bolt inserted into a bolt receiving plate provided on an upper portion of a tube can be screwed into a female screw of a guide pin. 2. The column base fixing structure according to claim 1, wherein a tube body having a bolt receiving plate integrated therein is fixed on a lower end face plate of the upper floor structure. 3. The column base fixing structure according to claim 1, wherein a bolt operation port is provided on a side portion of the column base of the upper floor structure. 4. A unit building using the column base fixing structure according to any one of claims 1 to 3, wherein a building unit as an upper floor structure is joined to a building unit as a lower floor structure.