JP3456845B2 - Roof structure - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to a roof structure of a trapezoidal building unit among building units constituting a unit building.

[0002]

2. Description of the Related Art As a conventional roof structure of this type, for example, a structure described in Japanese Patent Application Laid-Open No. 6-93664 shown in FIG. 13 is known.

In such a structure, among the building units constituting the unit building, for example, a part of the ceiling surface of a rectangular parallelepiped skeleton formed by columns, beams, etc. is used in order to cope with, for example, the north oblique line restriction. A trapezoidal building unit 3 having a horizontal plane ceiling portion 1 and an inclined plane ceiling portion 2 which are inclined obliquely is known.

The trapezoidal building unit 3 is provided with a long roof panel 4 having a size that covers the entire ceiling surface of the trapezoidal building unit 3.

The roof panel 4 is generally formed by connecting a plurality of rafters extending in the flow direction with several steel members extending in the horizontal direction of the eaves.

The roof panel 4 is supported by the support pillars 5 and 5 and the brackets 6 and 6, for example, along the inclination angle of the inclined surface-shaped ceiling portion 2 so that the inclined surface-shaped ceiling portion 2 and the horizontal plane-shaped ceiling portion 2 are formed. It is fixed to the upper surface of the portion 1 so as to have a predetermined inclination angle.

In the conventional roof structure constructed as described above, the mounting inclination angle of the roof panel 4 can be changed by exchanging the support pillars 5, 5 and the brackets 6, 6.

[0008]

However, in the conventional roof structure shown in FIG. 13 as described above, there is a problem in that it is difficult to carry the roof panel 4 because it is long.

Further, in order to mount the roof panel 4, it is necessary to use the support pillars 5, 5 and the brackets 6, 6, so that the number of parts is increased, and the support pillars are operated at a high place. It was difficult to say that the workability was good, because it was necessary to vertically fix 5 and 5 to the upper surface of the horizontal ceiling 1.

Therefore, it is conceivable to replace the support pillars 5, 5 and the brackets 6, 6 with a unit formed of a right-angled triangular frame as viewed from the side, but in this case as well. However, there is a problem that the number of parts for this unit increases.

Therefore, an object of the present invention is to provide a roof structure capable of improving the workability of arrangement by suppressing an increase in the number of parts.

[0012]

According to a first aspect of the present invention for solving the above-mentioned problems, a roof structure in which a roof panel is provided in a trapezoidal building unit having a horizontal plane ceiling part and a sloped ceiling part The eaves-side roof panel member is provided on the eaves side of the inclined surface-shaped ceiling portion, and extends from the ridge side of the inclined surface-shaped ceiling portion to above the horizontal plane ceiling portion to form the eaves-side roof. A ridge-side roof panel member having an inclination angle substantially the same as the inclination angle of the panel member is bridged, and the eaves-side roof panel member is placed on the pillar head of the inclined surface-shaped ceiling portion to form the eaves-side roof. It is characterized in that a leg portion for adjusting the inclination angle of the panel member is provided.

According to the first aspect of the present invention, the roof panel is divided into the eaves side roof panel member and the ridge side roof panel member, that is, the roof panel is divided into two in the longitudinal direction. Easy to carry.

Further, since the ridge-side roof panel member is laid across the roof main body ridge from the ridge side of the inclined surface-shaped ceiling portion, the supporting pillar material or the bracket is conventionally used. It is not necessary to use a connecting member such as the above, and it is not necessary to lift a unit having a right-angled triangular shape on the horizontal ceiling. Therefore, the disposition workability is good.

Further, when the leg portion provided on the eaves side roof panel member is placed on the pillar head of the inclined surface-shaped ceiling portion, the inclination angle of the eaves side roof panel member is adapted to a predetermined angle. .

Therefore, the disposition workability is further improved.

And, in the one described in claim 2,
The capital portion of the inclined slanted ceiling is characterized roof structure according to claim 1, wherein the guide pin for guiding the mounting of the leg portion.

[0018] those of the thus constructed according to claim 2, guide pin provided on the stigma of the inclined slanted ceiling section, to guide the mounting of the leg portion. For this reason, the disposition workability is further improved.

Further, the present invention according to claim 3, before
A metal frame body is provided on the roof panel member at the front side of the eaves,
The metal frame is placed along the eaves side roof panel member in the flow direction.
The roof structure according to claim 1 or 2, wherein the roof structure is provided with a metal reinforcing material .

According to the third aspect of the present invention configured as above, the stress acting in the horizontal direction is mediated by the metal reinforcing material.
And then dispersed in the flow direction.

[0021] And, in what is described in claim 4,
The metal frame body extends horizontally with the metal reinforcement member.
The eaves side eaves beam to be installed and the eaves side of the ridge side roof panel
Formed by the ridge-side eave beam material adjacent to the end,
When the metal reinforcing material is connected to the eaves side eaves beam at the approximately central part,
In both cases, the rear end is connected to the eaves beam on the ridge side to reduce the stress burden.
The roof structure according to claim 3 which is configured to be scattered .

According to the fourth aspect of the present invention configured in this manner, it must be adjacent to the eaves side end of the ridge side roof panel.
Even if stress acts on the ridge-side eaves beams,
Timbers and eaves-side eaves / beams are distributed to the pillar heads, etc.
It

Moreover, the frame is formed so that the stress load is dispersed.
Since it is done, for example, fishing with a crane etc.
Even if the roof panel is lifted, the roof panel does not easily deform.
Yes.

Further, the present invention according to claim 5, before
The legs are the eaves-side eaves beams and the ridge-side eaves beams.
The roof structure according to claim 4 , wherein at least one pair is formed at both ends thereof.

According to a fifth aspect of the present invention configured as above, the leg portions are respectively eaves-side eaves beams and ridge-side eaves beams.
At least one pair is formed at both ends of the
The stress acting on the beam is distributed to both legs and
Distributed in parts. Therefore, stress concentration is unlikely to occur.

The roof according to claim 6, wherein the ridge- side eave beam member is provided with a support portion for supporting the eaves-side end portion of the ridge-side roof panel. It features a structure.

According to the sixth aspect of the present invention configured as above, since the support portion formed on the ridge- side eaves beam member supports the eaves-side end portion of the ridge-side roof panel, both roof panels are supported. Positioning accuracy can be improved.

Therefore, it is possible to improve the workability of applying the rain finish to the joint portion of both roof panels by using the roofing or the like.

Then, according to the seventh aspect,
The roof structure according to claim 6, wherein the support portion is configured to be disposed on the eaves side so as to project the eaves side end portion of the ridge side roof panel up to a position above the inclined surface-shaped ceiling portion. Is characterized by.

According to a seventh aspect of the present invention configured as above, the eaves side end of the ridge side roof panel is provided on the eaves side of the supporting portion up to a position above the inclined ceiling portion.
It is arranged so as to project.

For this reason, the joint portion between the roof panels is located above the inclined ceiling.

[0032]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific embodiments of the present invention will be described below with reference to the drawings.

1 to 3 show the first embodiment of the present invention.
Is shown. It should be noted that the same or equivalent parts as those in the conventional example will be described with the same reference numerals.

First, the structure will be described. The unit building 7
, A plurality of living room units 8a ...
Of the building units 8 such as b ..., for example, in order to cope with the north side oblique line restriction and the like, in a rectangular parallelepiped skeleton formed by columns and beams, a part of the ceiling surface is inclined,
A trapezoidal building unit 3 having a horizontal plane ceiling portion 1 and an inclined plane ceiling portion 2 is known.

An eaves side roof panel member 9 is provided on the eaves side of the inclined surface-shaped ceiling portion 2.

The eaves side roof panel member 9 is shown in FIG.
As shown in FIG. 6, a metal frame body 11 is provided. The metal frame body 11 has a plurality of metal reinforcing members 12 arranged along the flow direction of the eaves side roof panel member 9.

The metal reinforcements 12 are connected to metal eaves-side eaves beams 13 extending in the horizontal direction at the substantially central portion thereof, and the front and rear ends thereof are on the ridge-side roof panel 10.
Adjacent to the eaves side end portion 10a of the, is also connected to the ridge side eaves beam member 14 made of metal that is horizontally extended and the eaves side plate member 15 made of metal that is horizontally extended, Reinforcement material 12
The eaves side eaves beam member 13, the ridge side eaves beam member 14 and the eaves side plate member 15 form the metal frame body 11 to disperse the stress load.

A wooden crosspiece 16 is provided between the metal reinforcing members 12 ...
Are provided along the mounting direction. As shown in FIG. 5, the wooden beams 16 are fixed to the mounting plates 13a and 14a integrally formed with the eaves-side eaves-beam member 13 and the ridge-side eaves-beam member 14 with screws 17, and Mounting plate 15 formed integrally with eaves plate member 15
The bolt 18 is fastened and fixed to a.

The ridge- side eaves beam member 14 is integrally formed with support pieces 14b, 14b as a support portion for supporting the eaves-side end 10a of the ridge-side roof panel member 10. The support piece 14b is provided on the eaves side up to the position above the inclined ceiling 2, and the eaves side end 1 of the ridge side roof panel 10 is provided.
It is configured such that 0a is projected and placed from above and disposed.

At both ends of the eaves-side eaves beam member 13 of the eaves-side roof panel member 9, the eaves-side 2 of the inclined ceiling 2 is provided.
A pair of legs 19, 19 arranged on the a-pillar head 2c and adapted for adjusting the inclination angle of the eaves side roof panel member 9 are integrally formed and provided. Each of the leg portions 19 is formed with a guide cap 19a having a shape suitable for the front side guide pin 3b.

Further, at both ends of the ridge-side eaves beam member 14, the inclined frames 2d, 2d of the inclined surface-like ceiling portion 2 are disposed, and the inclination angle of the eaves-side roof panel member 9 is adapted. A pair of leg portions 20, 20 to be formed are integrally formed and provided.

The heights of the two legs 19, 20 are the same as those of the base plate 21 arranged on the upper surface of the eaves side roof panel member 9.
And the roofing inclination angle is set to 10: 4.5.

The ridge side 2b of the inclined ceiling 2
From the above, the ridge-side roof panel member 10 that straddles the roof unit 8b as the roof main body ridge portion and has an inclination angle substantially the same as the inclination angle of the eaves-side roof panel member is the eaves-side roof panel member 9. They are individually formed and laid across.

The ridge-side roof panel member 10 is also provided with a metal frame body substantially similar to the eaves-side roof panel member 9. The roof panel member 10 on the ridge side has a base plate 22 and a roofing provided on the upper surface of 10:
It is configured to be arranged with an inclination angle of 4.5.

The leg portions 1 are attached to the front pillars 2c, 2c of the sloped ceiling portion 2 of the trapezoidal building unit 3.
Front guide pins 3a, 3a having a substantially conical shape are provided for guiding the mounting of 9, 9.

The slanting frame 2d of the slanted ceiling 2 of the trapezoidal building unit 3 is constructed to have a slanting angle of 10: 5, and the leg portion 20,
Rear guide pins 3b, 3b for guiding the mounting of the 20 are provided.

Next, a process of disposing the roof panel members 9 and 10 of the first embodiment in the trapezoidal building unit 3 will be described with reference to FIGS. 6 to 12.

First, as shown in FIGS. 6 to 8, the front guide pins 3a, 3a are screwed into the holes 2e, 2e formed in the front pillars 2c, 2c of the trapezoidal building unit 3. The front guide pins 3a, 3a are also provided in the holes 2f, 2f formed in the inclined frames 2d, 2d.
Are installed by screwing.

Next, as shown in FIG. 9, a part of the bottom board 21 of the eaves side roof panel member 9 is removed, and a plurality of crane rope tips are attached to the eaves side eaves beam material 13 and the ridge side eaves beam material 14. It is hooked at a location, lifted, and placed on the upper surface of the sloped ceiling 2 of the trapezoidal building unit 3.

At this time, as shown in FIG. 10 and FIG.
The guide cap 19a is the front guide pin 3a.
Being guided by the leg part 1 on the front stigmas 2c, 2c.
9 and 19 are placed and fixed by the washer members 23 and 23 and the bolt 24, and the rear leg portions 20 and 20 are also
Guided by the rear guide pins 3b, 3b, the washer members 23, 2 are attached to the upper surfaces of the inclined frames 2d, 2d.
3 and bolts 24, 24.

Next, as shown in FIG. 12, the eaves side eaves beam member 1 is attached to the eaves side 2a frame of the trapezoidal building unit 2.
3, a plurality of washer members 23 ..., Spacer member 25
,, bolts 24, and nuts 26 are fixed,
The eaves side roof panel member 9 is attached.

Then, as shown in FIG. 3 or FIG. 1, the ridge-side roof panel 10 is caught by a crane, and the eaves-side end 10a of the ridge-side roof panel 10 is attached to the support piece 14b.
Is supported from above and the rear end edge portion 10b of the ridge side roof panel 10 is connected to the roof unit 8b.
By locking and fixing it to the front end edge portion 8d, the eaves-side end portion 10a of the ridge-side roof panel 10 is projected to the upper side of the inclined surface-shaped ceiling portion 2 to the eaves-side and partially. They can be arranged so as to overlap.

Next, the operation of the first embodiment will be described.

In the first embodiment, the roof panel includes the eaves side roof panel member 9 and the ridge side roof panel member 10.
That is, since the roof panel is divided into two in the longitudinal direction, it can be easily transported.

The ridge-side roof panel member 10 partially overlaps with the ridge-side 2b of the inclined surface-shaped ceiling portion 2 and extends over the front end edge portion 8d of the roof unit 8b, which is the roof main body ridge portion. Since it has been passed, unlike the conventional, the support pillar or the connection member such as a bracket is not necessary,
There is no need to lift the unit with the shape of a right-angled triangle on the horizontal ceiling. Therefore, the disposition workability is good.

Further, when the front and rear legs 19, 20 dispose the eaves side roof panel member 9 on the pillar head 2c and the inclined frame 2d of the inclined surface-like ceiling part 2, the eaves side roof panel member 9 of the eaves side roof panel member 9 is formed. The inclination angle is 10: 4.5 which is the inclination angle of the ridge main body roof panel 8c composed of the roof plate and roofing of the roof unit 8b and the ridge-side roof panel member 10, and the inclination angle of the inclination frame 2d. 1
Regardless of 0: 5, it is adapted to a predetermined angle.

Therefore, the disposition workability is further improved.

Then, the pillar head 2 of the sloped ceiling portion 2
Guide pins 3a, 3a provided on c, 2c guide the attachment of the leg portions 19, 19. For this reason, the disposition workability is further improved.

Since at least one pair of the leg portions 19 and 19 are formed at both end portions of the eaves-side eaves beam member 13,
The stress acting on the eaves-side eaves beam material 13 is determined by the two leg portions 19, 19
Are distributed to the front side guide pins 3a, 3a through the guide caps 19a, 19a and the pillar heads 2c,
2c is transmitted. Front guide pins 3a, 3a, so has a substantially conical shape, for supporting the substantially water horizontal direction of the stress in a wide range. Therefore, stress concentration is unlikely to occur.

Then, the stress acting in the horizontal direction is dispersed in the flow direction through the metal reinforcing members 12 ...

Further, the eaves side end 10a of the ridge side roof panel 10 is supported, and stress is applied to the support pieces 14b, 14
Even if it acts on the ridge-side eaves beam member 13 via b, the legs 20, 2
0 or the metal reinforcement 12 ..., eaves side eaves beam 1
The tilted frames 2d and 2d and the stilt head 2 through
c, 2c, etc.

Moreover, since the metal frame body 11 is formed so as to disperse the stress load, even if the roof panel members 9 and 10 are caught by a crane, for example.
Does not easily deform.

Further, since the support pieces 14b formed on the ridge- side eave beam member 14 support the eaves-side end 10a of the ridge-side roof panel 10, it is possible to improve the positioning accuracy of both roof panels. I can.

Therefore, the relative positional accuracy of the joint portions of the field boards 21 and 22 is good, and the workability of applying rain finish to the joint portions of both roof panel members 9 and 10 by using roofing or the like is good. You can do it.

Then, depending on the position where the support piece 14b is formed, the eaves-side end 10a of the ridge-side roof panel member 10 is projected to the eaves-side up to a position above the inclined ceiling 2. It is arranged.

Therefore, the joint portion between the roof panel members 9 and 10 is located above the inclined ceiling 2. Therefore, even if a rain leak or the like occurs from this joint portion, the moisture is drained to the outside through the inclined surface-shaped ceiling portion 2 of the trapezoidal building unit 3, so that the moisture can be prevented from entering the living room. .

Since the roof panel is divided into the eaves side roof panel member 9 and the ridge side roof panel member 10, the roof panel is easily transported. Moreover, even when it is lifted on the trapezoidal building unit 3, the weight and the size thereof are relatively small, and it can be lifted easily.

The metal frame 11 provided on the eaves side roof panel member 9 or the ridge side roof panel member 10 is
Since the stress is dispersed, the eaves side roof panel member 9 or the ridge side roof panel member 10 can be easily lifted even when the stress is dispersed on the trapezoidal building unit 8, for example.

The first embodiment of the present invention has been described in detail above with reference to the drawings. However, the specific configuration is not limited to the first embodiment, and there are design changes and the like within the scope not departing from the gist of the present invention. However, it is included in this invention.

For example, in the first embodiment, the rear edge 10b of the roof panel member 10 on the ridge side is locked to the front edge 8d of the roof unit 8b serving as the roof main body ridge. The present invention is not limited to this. For example, the roof main unit ridge may be hung on any part as long as it is the roof main body ridge such as locking the rear end edge portion 10b to the ridge fitting portion.

[0071]

As described above, according to the first aspect of the present invention, the roof panel is divided into the eaves side roof panel member and the ridge side roof panel member in the longitudinal direction. Therefore, the roof panel can be easily transported.

Further, since the ridge-side roof panel member is laid across from the ridge side of the inclined surface-shaped ceiling portion to the roof main body ridge portion, the supporting pillar member or the bracket is conventionally used. It is not necessary to use a connecting member such as the above, and it is not necessary to lift a unit having a right-angled triangular shape on the horizontal ceiling. Therefore, the disposition workability is good.

Further, when the leg portion provided on the eaves side roof panel member is placed on the pillar head of the inclined surface-shaped ceiling portion, the inclination angle of the eaves side roof panel member is adapted to a predetermined angle. .

Therefore, the disposition workability is further improved.

Then, according to the second aspect,
Guide pins provided on the stigma of the inclined slanted ceiling section, to guide the mounting of the leg portion. For this reason, the disposition workability is further improved.

According to the third aspect, water is used.
The stress acting in the horizontal direction flows through the metal reinforcement.
Distributed in the direction.

Then, according to the fourth aspect,
By adjoining the eaves side end of the ridge side roof panel
Therefore, even if stress acts on the ridge-side eaves beam material, the reinforcement material,
Through the eaves-side eaves-beam material, the eaves-side eaves beams are dispersed.

Moreover, since the frame is formed, the stress load is dispersed.
Since it is done, for example, fishing with a crane etc.
Even if the roof panel is lifted, the roof panel does not easily deform.
Yes.

[0079] Further, the present invention according to claim 5, before
The legs are at both ends of the eaves-side eaves beam and the ridge-side eaves beam.
Since at least one pair is formed on the
You use stress it can also be distributed over both legs, dispersed in the capital portion
To be done. Therefore, stress concentration is unlikely to occur.

According to the sixth aspect of the present invention, since the supporting portion formed on the ridge- side eave beam supports the eaves-side end of the ridge-side roof panel, the positioning accuracy of both roof panels is high. Can be improved.

Therefore, it is possible to improve the workability of applying the rain finish to the joint portion of both roof panels by using the roofing or the like.

Then, according to the seventh aspect,
The eaves-side end of the ridge-side roof panel,
It is arranged so as to project to the eaves side up to the position above the inclined ceiling. Therefore, the joint portion of both roof panels is located above the inclined ceiling.

[Brief description of drawings]

FIG. 1 is a side view illustrating the overall structure of a roof structure according to a first embodiment of the present invention.

FIG. 2 is a plan view of the roof structure according to the first embodiment in which a roof plate of an eaves side roof panel member is omitted.

FIG. 3 is a side view corresponding to the direction of arrow AA in FIG. 2 for explaining how the eaves side roof panel member and the ridge side roof panel member are arranged in the trapezoidal building unit in the roof structure of the first embodiment. Is.

FIG. 4 is a cross-sectional view of the roof structure of the first embodiment taken along a line BB in FIG.

5 is a cross-sectional view of the roof structure according to the first embodiment, taken along a line CC in FIG.

FIG. 6 is a perspective view of a trapezoidal building unit for explaining the arrangement order in the roof structure of the first embodiment.

FIG. 7 is a perspective view of a pillar head of the trapezoidal building unit for explaining the arrangement order in the roof structure of the first embodiment.

FIG. 8 is a side view of the pillar head of the trapezoidal building unit for explaining the arrangement order in the roof structure of the first embodiment.

FIG. 9 is a perspective view of a trapezoidal building unit for explaining the arrangement order in the roof structure of the first embodiment.

FIG. 10 is a perspective view of a pillar head of a trapezoidal building unit for explaining an arrangement order in the roof structure of the first embodiment.

FIG. 11 is a perspective view of an inclined frame of the trapezoidal building unit for explaining the arrangement order in the roof structure of the first embodiment.

FIG. 12 is a perspective view of the roof structure according to the first embodiment, viewed from the back side, showing how the eaves side roof panel member is placed and fixed on a trapezoidal building unit for explaining the arrangement order.

FIG. 13 is an overall perspective view of a conventional roof structure.

[Explanation of symbols]

2 Inclined ceiling 2a eaves side 2c Pillar 3 trapezoidal building units 3a Front guide pin 3b Rear guide pin 8b Roof unit (roof body ridge) 9 roof side roof panel members 10 Building side roof panel material 10a eaves side end 11 Metal frame 12 Metal reinforcement 13 front eaves beams 14 building side eaves beams 14b Support piece (support part)

Claims (7)

(57) [Claims] 1. A roof structure in which a roof panel is provided on a trapezoidal building unit having a horizontal ceiling and a sloped ceiling, and a roofside roof panel member is provided on the eaves side of the sloped ceiling. Together with, from the ridge side of the inclined surface-shaped ceiling portion, extending over the horizontal plane-shaped ceiling portion, a ridge-side roof panel member having an inclination angle substantially the same as the inclination angle of the eaves-side roof panel member is provided, For eaves side roof panel members,
A roof structure, comprising: a leg portion that is placed on a pillar head of the inclined surface-shaped ceiling portion and that adjusts an inclination angle of the eaves side roof panel member. The stigma of claim 2, wherein the inclined slanted ceiling, the eaves-side roof structure according to claim 1, wherein the guide pin for guiding the mounting of the leg portion of the roof panel member, characterized in that it is provided . 3. The eaves side roof panel member is made of metal.
A frame body is provided, and the metal frame body is a roof panel portion on the eaves side.
With metal reinforcements arranged along the flow direction of the material
Roof structure according to claim 1 or 2, wherein the are. 4. The metal frame is the metal reinforcing material.
And eaves-side eaves beams that extend horizontally, and the ridge-side roof
Depending on the eaves side end of the root panel and the adjacent ridge side eaves beam
The metal reinforcing material is formed in the substantially central portion of the eaves side eaves beam.
The rear end is connected to the ridge side eaves beam material
4. The roof structure according to claim 3 , wherein the roof structure is configured to disperse the stress load . 5. The leg portion is provided with the eaves side eaves beam member and the ridge.
At least one pair is formed at each end of each side beam material.
Roof structure according to claim 4, wherein the are. 6. The roof structure according to claim 4, wherein the ridge- side eaves beam member is provided with a support portion that supports an eaves-side end portion of the ridge-side roof panel. 7. The support portion is configured to be arranged so as to project the eaves-side end portion of the ridge-side roof panel to the eaves side up to a position above the inclined surface-shaped ceiling portion. The roof structure according to claim 6, which is characterized in that.