JPH0841996A - Beam reinforcing structure in unit type building - Google Patents

Abstract

PURPOSE:To prevent the deformation of a beam even in the case of a large load in the rotating direction being applied to the beam. CONSTITUTION:The short side beam 22 of the ceiling frame 17 of a first floor building unit 12A is provided with a pin 29 fixed toward the floor frame 16 of a second floor building unit 12B, and a through-hole part for a pin 29 formed at the short side beam 22 of the floor frame 16 of the second floor building unit 12B. The second floor building unit 12B is installed on the first floor building unit 12A to insert the pin 29 in the hole part. The tip part of the pin 29 is formed into tapered shape narrowed to the end in order to provide it with guiding action. A pent-roof unit 14 is fitted to the short side beam 22 of the ceiling frame 17 of the first floor building unit 12A.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a beam reinforcing structure for a unit type building.

[0002]

BACKGROUND ART In recent years, a unit-type building in which a building unit, a roof unit, an eaves unit, a balcony unit, a shutter case, etc. produced in a factory are carried to a construction site, and these building units and the like are combined and constructed at the construction site. Is being constructed. The building unit is a box-shaped unit frame to which floor panels, wall panels, ceiling panels and the like are attached.

The unit frame comprises a floor frame and a ceiling frame supported by columns. In this ceiling frame, long-side beams and short-side beams are assembled in a square shape, and a plurality of small beams are bridged at predetermined intervals between opposing long-side beams. The floor frame also has the same structure as this ceiling frame. The eaves unit, the balcony unit, and the shutter case are often attached to the short-side beams of the ceiling frame.

[0004]

The eaves unit or the like attached to the short-sided beam of the ceiling frame may be deformed in the rotational direction about the short-sided beam and tilted downward depending on its weight. There is also this. Such deformation of the short-sided beam may occur not only in the short-sided beam of the ceiling frame, but also in the case where the eaves unit or the like is attached to the short-sided beam of the floor frame of the second-floor building unit, for example. In addition, not only when the eaves unit or the like is projected and attached to the outside of the ceiling frame, but also when the heavy lighting fixture is attached to the ceiling that is inside the ceiling frame, Similar deformation problems are possible.

In Japanese Patent Application Laid-Open No. 5-57114, the present applicant proposes a unit-type building having a large strength against a load applied to a beam of a building unit having a heavy object mounted so as to project laterally. did. In one embodiment of the present invention, as a connecting member for connecting the upper beam and the lower beam,
The upper beam block having a circular cross section is attached to the lower beam of the second floor building unit, and the lower beam block having a circular cross section is attached to the upper beam of the first floor building unit. In the case of such a configuration, the number of parts increases.

Therefore, an object of the present invention is to provide a beam reinforcing structure for a unit building which can prevent the beam from being deformed even when a large load is applied to the beam in the rotating direction.

[0007]

According to a first aspect of the present invention, there is provided a reinforcing structure for a beam of a unit-type building, including an upper beam of a lower floor building unit and a lower beam of an upper floor building unit facing the upper beam. With a pin fixed to one of the other towards the other,
And a hole for inserting the pin formed on the other side,
The upper floor building unit is installed on the lower floor building unit and the pin is inserted into the hole. The reinforcing structure for a beam of a unit-type building according to a second aspect of the present invention is characterized in that, in the first aspect, the tip end portion of the pin is tapered.

In the reinforcing structure for a beam of a unit type building according to a third aspect of the present invention, in the above invention, a male screw is formed in the pin, the pin is inserted into the hole, and the nut is screwed into the male screw. It is characterized by being combined. A reinforcing structure for a beam of a unit-type building according to a fourth aspect of the present invention is
In the above invention, the pin is the same as a pin arranged between columns of the upper and lower floor building units to position these building units.

The beam reinforcing structure for a unit-type building according to a fifth aspect of the present invention is characterized in that, in the above-mentioned invention, a projecting member is attached to a building body including upper and lower floor building units. . The projecting member is, for example, an eaves unit, a balcony unit, a shutter case, or the like. The beam reinforcing structure for a unit-type building according to a sixth aspect of the present invention is characterized in that, in the above-mentioned invention, building equipment is attached to a ceiling configured to include an upper beam of a lower-floor building unit. .

[0010]

Since the upper-floor building unit is installed on the lower-floor building unit and the pin is inserted into the hole, the pin serves to connect the beams on the upper and lower floors. Therefore, even if a large load is applied to one of the beams in the rotation direction by the overhanging member or the like, it is possible to prevent the beam from being deformed.

Further, since the tip of the pin has a tapering taper shape, when the upper floor building unit is installed,
The pin acts as a guide for the second floor building unit. Further, since the same pin as the positioning pin arranged between the upper and lower columns of the lower floor and upper floor building units can be used, the members can be made common. Further, in the constructed building, by connecting the nut to the male screw formed on the pin, the connection between the beams of the lower floor and upper floor building units can be strengthened.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A beam reinforcing structure for a unit type building according to a first embodiment of the present invention will be described with reference to FIGS. As shown in FIG. 1, for example, the unit-type building 11 of this embodiment includes a plurality of building units 12A constituting the first floor and a plurality of building units 12B of the second floor placed on the first-floor building unit 12A.
The building main body 13 is constituted by the above, and the eaves unit 14 is attached as a projecting member from the building main body 13, for example.

As shown in FIG. 2, the building unit 12A,
The unit frame 15 constituting 12B is constructed by a ceiling frame 17 supported by columns 18 on a floor frame 16.
The ceiling frame 17 includes a long side beam 21 and a short side beam 22 which are upper beams.
Are assembled in a square shape, and a plurality of small beams 23 are bridged between the long side beams 21 facing each other at predetermined intervals. Building unit 12A, 12B
Is configured by attaching wall panels, floor panels, ceiling panels and the like (not shown) to the unit frame 15.

The floor frame 16 which is a lower beam also has a structure similar to that of the ceiling frame 17, a long side beam 21 and a short side beam 22 are assembled in a square shape, and a joist 24 is provided between the opposing long side beams 21. Has been bridged. The long-side beam 21 and the short-side beam 22 are made of a so-called channel material having a C-shaped cross section, and the short-side beam 22 is slightly thinner than the long-side beam 21 in cross section. Note that FIG.
In the figure, the joist of the floor frame 16 of the first-floor building unit 12A and the beam of the ceiling frame 17 of the second-floor building unit 12B are not shown. As shown in FIG. 4, the eaves unit
14 is attached to one short-side beam 22 of the ceiling frame 17 of the first-floor building unit 12A with bolts 25 and nuts 26.
The eaves unit 14 has an eaves frame 27 provided with an exterior material 28.

In this embodiment, the eaves unit is
The upper flange of the short side beam 22 on the first floor side where 14 is attached
From 22A, the short-side beam on the second floor facing the short-side beam 22.
The lower flange 22B of 22 is provided with a pin 29 for connecting both short-side beams 22. Therefore, the nut 26 is fixed to the inside of the upper flange 22A, and the pin 29 is screwed to the nut 26, and the hole portion 31A of the upper flange 22A and the hole portion 31B of the plate 32 arranged above the hole 31A. It is erected through and. Such a pin 29 is attached to the upper flange 22A, for example, 2
It is provided in several places. On the other hand, at the position corresponding to the pin 29 of the lower flange 22C, the insertion hole portion 31 of the pin 29 is inserted.
C is formed. The number of pins 29 and the spacing between them may be appropriately determined according to the force applied to the short-side beam 22.

As shown in FIG.
It is the same as the positioning pins 35A, 35B arranged via the plate 34 between the upper and lower pillars 18 of the first and second floor building units 12A, 12B. Therefore, the tip of the pin 29 is tapered like the positioning pins 35A and 35B. Two large and small pins 35A and 35B are placed between the pillars 18 shown.
The pins 35A and 35B to be used may be determined by the weight of the eave frame 14 and the like.

The beam reinforcing structure of the unit type building of this embodiment can be manufactured as follows. First, in the factory, the first- and second-floor building units 12A and 12B are manufactured as usual. However, in the first-floor building unit 12A, a hole 31A through which the pin 29 is inserted is formed in the short-side beam 22 of the ceiling frame 17, and a nut 26 is fixed under the hole 31A. The 2nd floor building unit 12B has a floor frame 16
The short side beam 22 is formed with a hole 31C into which the pin 29 is inserted.

Next, after transporting these building units 12A, 12B and eaves unit 14 to the construction site,
Install the 1st floor building unit 12A above 36. Then, as shown in FIGS. 2, 3 and 5, the first floor building unit 12A
The pins 35A and 35B are erected on the pillar 18 of the building, and the pin 29 is attached to the short-side beam 22 of the ceiling frame 17 of the first floor building unit 12A.
To stand. Next, as shown in FIGS.
The second-floor building unit 12B is placed on the first-floor building unit 12A such that the first floor building unit 12B is inserted into the hole 22C of the short-side beam 22 of the second-floor building unit 12B. When the second-floor building unit 12B is placed, the pins 29 are the pins 35A, 35 for positioning the pillars 18.
Similar to B, acts as a guide for the second floor building unit 12B. After this, the eaves unit 14 is replaced with the building unit 12A on the first floor.
It is attached to the short side beam 22 of the ceiling frame 17 of.

According to the beam reinforcing structure of the unit type building according to this embodiment, the second floor building unit 12B is installed on the first floor building unit 12A and the pin 29 is inserted into the hole portion 33C. The pin 29 connects the short side beams 22 of the first and second floor building units 12A and 12B. Therefore, even if a large load is applied to the short-side beam 22 on the first floor side by the eaves unit 14 in the rotation direction, the short-side beam 22 is prevented from being deformed and the eaves unit 14 does not tilt.

Further, since the tip end of the pin 29 has a tapered shape, the second floor building units 12A, 12
When installing B, the pin 29 is a pin for positioning the pillar 18.
Like 35A and 35B, it can serve as a guide for the second floor building unit 12B. Therefore, in addition to the pins 35A and 35B for positioning the pillar 18, the pin 29 can also be used to position the second-floor building unit 12B to the first-floor building unit 12A, thereby improving the installation accuracy of the second-floor building unit 12B. be able to. Furthermore, since the pin 29 can be the same as the positioning pin 35A, 35B arranged between the upper and lower columns 18 of the first and second floor building units 12A, 12B,
The members can be shared, which is economical.

Next, with reference to FIG. 6, a beam reinforcing structure for a unit-type building according to a second embodiment of the present invention will be described. In the case of this second embodiment, the first and second floor building units 12A, 12
Male screw as pin 37 for connecting the short side beams 22 of B
38 is used. Then, this pin 37 is erected on the short side beam 22 of the ceiling frame 17 of the first floor building unit 12A, and then the second floor building unit 12B is set on the first floor building unit 12
Place it on A and insert the pin 37 into the hole 22C of the short-side beam 22 of the second-floor building unit 12B. Then, the nut 26 is screwed into the male screw 38 of the pin 37.

According to the beam reinforcing structure of the second embodiment,
Similar to the first embodiment, the effect of preventing deformation of the short-side beam 22 can be obtained. Further, in the case of the present embodiment, since the nut 26 is screwed into the male screw 38 of the pin 37 in the constructed building 11, the short side beams of the first and second floor building units 12A and 12B are
It is possible to strengthen the connection state between the 22 pieces.

Next, referring to FIGS. 7 and 8, the third embodiment of the present invention will be described.
A beam reinforcing structure of a unit-type building according to an embodiment will be described. In the above embodiment, the eaves unit 14 as an overhanging member is attached to the building body 13, but in this embodiment, the ceiling 39 of the first-floor building unit 12A has a building fixture, for example, a lighting fixture 41. When it is installed.

The luminaire 41 is suspended on a beam 23 that is bridged between long-side beams 21 of an upper beam that constitutes a ceiling 39. The long-side beams 21 of the building units 12A and 12B on the first and second floors are connected by pins 37 in the same structure as the short-side beams 22 of the first embodiment. According to the present embodiment, it is assumed that the long side beams 21 of the ceiling frame 17 on the first floor side are provided with lighting equipment.
41 Long-sided beam 21 even when a larger load is applied
Can be prevented from being deformed.

Although the overhanging member is the eaves unit 14 in the first and second embodiments, a specific example of the overhanging member is as follows.
Balcony unit, shutter case, etc. are optional.
Further, in the above embodiment, the pins 29 and 37 are fixed to the short-side beam 22 or the long-side beam 21 of the ceiling frame 17 on the first floor side. The long-side beam 21 may be fixed downward. Furthermore, the present invention provides an eaves unit.
The same applies to the case where 14 and the like are attached to the floor frame 16 on the second floor instead of the ceiling frame 17 on the first floor.

[0026]

According to the beam reinforcing structure of the unit type building of the present invention, since the pins connect the beams of the lower floor building unit and the upper floor building unit to each other, the beam has a large rotation direction due to the overhanging member. The deformation of the beam can be prevented even when a load is applied. In addition, since the tip of the pin has a tapered taper shape, the pin can serve as a guide for the second-floor building unit when the upper-floor building unit is installed.

Further, since the same pin as the positioning pin disposed between the upper and lower pillars of the lower floor and upper floor building units can be used, the members can be made common and economical. Is. Furthermore, in the constructed building,
By screwing the nut onto the male screw formed on the pin, the connection between the beams of the lower floor and upper floor building units can be strengthened.

[Brief description of drawings]

FIG. 1 is a side view of a unit-type building according to a first embodiment.

FIG. 2 is a perspective view of a building unit showing a beam reinforcing structure according to the first embodiment.

FIG. 3 is a cross-sectional view showing the construction method of the first embodiment.

FIG. 4 is a sectional view of a main part of the reinforcing structure according to the first embodiment.

FIG. 5 is a perspective view showing the construction method of the first embodiment.

FIG. 6 is a cross-sectional view of main parts showing a beam reinforcing structure according to a second embodiment.

FIG. 7 is a cross-sectional view showing a beam reinforcing structure according to a third embodiment.

FIG. 8 is a perspective view of a building unit showing a reinforcing structure according to a third embodiment.

[Explanation of symbols]

 11 Unit type building 12A, 12B Building unit 13 Building body 14 Overhanging unit which is an overhang member 16 Floor frame which is a lower beam 17 Ceiling frame which is an upper beam 21 Long side beam 22 Short side beam 26 Nut 29,37 pin 31A, 31B , 31C Hole 38 Male screw 41 Lighting equipment that is a building fixture

Claims (6)

[Claims] 1. A pin fixed to one of an upper beam of a lower-floor building unit and a lower beam of an upper-floor building unit facing the upper beam toward the other, and the pin formed on the other. A beam reinforcing structure for a unit-type building, comprising: a hole for inserting a pin, wherein the upper-floor building unit is installed on the lower-floor building unit and the pin is inserted through the hole. . 2. The reinforcing structure for a beam of a unit-type building according to claim 1, wherein the tip end portion of the pin is tapered. 3. The unit-type building according to claim 1, wherein a male screw is formed on the pin, and the pin is inserted into the hole portion and a nut is screwed to the male screw. Beam reinforcement structure. 4. The pin according to claim 1, wherein the pin is the same as a pin that is arranged between columns of the upper and lower floor building units and positions these building units. Reinforcement structure of beams in a unit-type building. 5. The beam reinforcement of the unit type building according to claim 1, wherein a projecting member is attached to a building body including upper and lower floor building units. Construction. 6. The unit type building according to claim 1, wherein the building equipment is attached to a ceiling including the upper beam of the lower floor building unit. Beam reinforcement structure.