JPH1061085A - Roof structure and roof panel used for roof structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a roof structure, in which the increase of the number of parts is inhibited and workability on arrangement can be improved, and a roof panel. SOLUTION: In a trapezoidal building unit 3, a part of a ceiling surface is inclined obliquely in rectangular parallelopiped-shaped frames formed of columns, beams, etc., and the unit 3 has a horizontal surface-shaped ceiling section 1 and an inclined surface-shaped ceiling section 2. An eave-side roof panel member 9 is installed on the eave side of the inclined surface-shaped ceiling section 2. A ridge-side roof panel member 10 having approximately the same angle of inclination as the angle of inclination of the eave-side roof panel member is stretched over a roof unit 8b from the ridge side 2b of the inclined surface-shaped ceiling section 2 in the member 9.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a roof structure of a trapezoidal building unit and a roof panel used for the roof structure.

[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. Hei 6-93664 shown in FIG. 13 is known.

In such a building, a part of a ceiling surface of a cuboid frame formed by columns, beams, or the like is used for building units constituting a unit building, for example, in order to comply with northern oblique line restrictions and the like. A trapezoidal building unit 3 is known which is inclined obliquely and has a horizontal ceiling 1 and an inclined ceiling 2.

The trapezoidal building unit 3 is provided with an elongated roof panel 4 having a size to cover 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 supporting pillars 5 and 5 and the brackets 6 and 6, for example, along the inclination angle of the inclined plane ceiling 2 and the inclined plane ceiling 2 and the horizontal ceiling. It is fixed on the upper surface of the part 1 so as to have a predetermined inclination angle.

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

[0008]

However, in the conventional roof structure shown in FIG. 13 and the roof panel used in the roof structure, it is difficult to transport the roof panel 4 because the roof panel 4 is long. There was such a problem.

In order to mount the roof panel 4, the support columns 5, 5 and the brackets 6, 6 must be used, so that the number of parts is increased and the support columns 5 It was hard to say that the workability was good because, for example, 5, 5 had to be vertically fixed to the upper surface of the horizontal ceiling 1.

For this reason, it is conceivable to dispose a unit formed by a frame having a right-angled triangular shape as viewed from the side, instead of the supporting column members 5, 5 and the brackets 6, 6. However, there is a problem that the number of parts for this unit increases.

SUMMARY OF THE INVENTION It is therefore an object of the present invention to provide a roof structure capable of suppressing an increase in the number of parts and improving the workability of installation, and a roof panel used for the roof structure.

[0012]

According to the first aspect of the present invention, there is provided a roof structure in which a trapezoidal building unit having a horizontal ceiling and an inclined ceiling is provided with a roof panel. An eaves-side roof panel member is provided on the eaves side of the sloped ceiling, and the eaves-side roof panel member straddles the roof body ridge from the ridge side of the sloped ceiling. It features a roof structure in which a ridge-side roof panel member having substantially the same inclination angle as that of the ridge side is laid.

According to the first aspect of the present invention, since the roof panel is divided into the eaves-side roof panel member and the ridge-side roof panel member in the longitudinal direction, the transportation is easy. Can be done.

[0014] Further, since the ridge side roof panel member is laid across the roof main body ridge portion from the ridge side of the inclined planar ceiling portion, the support column member or the bracket is provided as in the related art. This eliminates the need for a connecting member such as the one described above, and also eliminates the need to lift a unit having a right-angled triangle on the horizontal plane above the ceiling. For this reason, arrangement workability is good.

According to the second aspect of the present invention, the eaves-side roof panel member is disposed on a column cap of the inclined plane ceiling portion to adjust the inclination angle of the eaves-side roof panel member. The roof structure according to claim 1, further comprising a leg portion to be provided.

According to the second aspect of the present invention, when the legs are arranged on the eaves-side roof panel member on the column capitals of the inclined planar ceiling portion, the legs are provided on the eaves-side roof panel member. The tilt angle is adapted to a predetermined angle.

For this reason, the workability of the arrangement is further improved.

According to the third aspect,
3. The roof structure according to claim 2, wherein guide pins for guiding the mounting of the legs are provided on the column caps of the sloped ceiling.

According to the third aspect of the present invention, the guide pins provided on the column caps of the sloped ceiling guide the mounting of the legs. For this reason,
Installation workability is good.

According to a fourth aspect of the present invention, there is provided the roof structure according to the second or third aspect, wherein at least one pair of the legs is formed at both ends of the eave beam.

According to the fourth aspect of the present invention, since at least one pair of the legs is formed at both ends of the eaves beam, the stress acting on the eaves beam is applied to both legs. It is dispersed and dispersed to the capital. Therefore, stress concentration hardly occurs.

[0022] According to the fifth aspect,
The roof structure according to any one of claims 1 to 4, wherein the roof panel member on the eaves side has a metal reinforcing member disposed along the flow direction.

According to the fifth aspect of the present invention, the stress acting in the horizontal direction is dispersed in the flow direction via the metal reinforcing member.

According to the sixth aspect of the present invention, the reinforcing member is connected to an eaves-side eave beam that integrally forms the legs, and is connected to an eaves-side end of the ridge-side roof panel. 6. The structure according to claim 5, wherein the reinforcing member, the eaves-side eaves beam, and the eaves-side eaves beam are connected to the adjacent ridge-side eaves to form a frame to disperse the stress load. It features a roof structure.

According to the sixth aspect of the present invention, since the ridge-side roof panel is adjacent to the eaves-side end of the ridge-side roof panel, even if a stress acts on the ridge-side eaves beam, the reinforcement is performed. The material is distributed to the capitals and the like via the eaves and the eaves on the eaves side.

Moreover, since the frame body is formed to distribute the stress load, the roof panel is unlikely to be deformed even if it is caught by a crane or the like.

According to a seventh aspect of the present invention, in the roof according to the sixth aspect, the eave-side eaves beam is formed with a support portion for supporting an eaves-side end of the ridge-side roof panel. It is characterized by its structure.

[0028] According to the seventh aspect of the present invention, since the supporting portion formed on the eaves-side eaves supports the eaves-side end of the ridge-side roof panel, the both eaves-side eaves are supported. Positioning accuracy can be improved.

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

According to the eighth aspect,
8. The roof structure according to claim 7, wherein the support portion is configured to dispose the eaves-side end of the ridge-side roof panel on the eaves side up to a position above the inclined planar ceiling portion. It is characterized by.

[0031] In the above construction, the support portion may be configured such that an eaves end of the ridge side roof panel is located on the eaves side up to a position above the sloped ceiling.
It is arranged to protrude.

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

According to the ninth aspect of the present invention, there is provided a roof panel used for a roof structure of a trapezoidal building unit having a horizontal ceiling and a sloped ceiling, wherein the roof is an eaves side of the sloped ceiling. A roof panel member on the eaves side that covers an upper surface of the inclined planar ceiling portion, and an upper surface of the inclined planar ceiling portion extending from the ridge side of the inclined planar ceiling portion to the roof body ridge portion. A part of the roof portion covers the upper surface of the horizontal ceiling portion and is used for a roof structure in which a ridge side roof panel member disposed at substantially the same inclination angle as the eaves side roof panel member is separately provided. It features a roof panel.

According to the ninth aspect of the present invention, the roof panel is divided into an eaves-side roof panel member and a ridge-side roof panel member, which facilitates transportation. In addition, it can be easily lifted on the trapezoidal unit.

According to the tenth aspect,
The roof panel used in the roof structure according to claim 9, wherein a metal frame is provided on the eaves-side roof panel member or the ridge-side roof panel member.

[0036] According to the above construction, the metal frame provided on the eaves-side roof panel member or the ridge-side roof panel member disperses stress.
For example, when elevating on a trapezoidal unit, the eaves-side roof panel member or the ridge-side roof panel member can be easily lifted without being deformed.

[0037]

Embodiment 1 Hereinafter, a specific embodiment of the present invention will be described with reference to the drawings.

FIGS. 1 to 3 show a first embodiment of the present invention.
It shows. Parts that are the same or equivalent to those in the conventional example will be described with the same reference numerals.

First, the structure will be described.
, Roof units 8
Among the building units 8 such as b ..., for example, in order to cope with northern oblique line restrictions, etc., a part of the ceiling surface is obliquely inclined in a rectangular parallelepiped frame formed by columns, beams, and the like.
A trapezoidal building unit 3 having a horizontal ceiling 1 and an inclined ceiling 2 is known.

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

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

The metal reinforcing members 12 are connected to a metal eave beam 13 extending substantially horizontally at a substantially central portion thereof, and have both front and rear ends at the ridge side roof panel 10. Adjacent to the eaves edge 10a of the eaves, a metal ridge-side eaves 14 extending horizontally and a metal eaves plate 15 extending horizontally are also connected to each other, The metal frame 11 is formed by the reinforcing members 12..., The eaves-side eaves beam member 13, the ridge-side eaves beam member 14, and the eaves front plate member 15, so that the stress load is dispersed.

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

The eave-side eave beam member 14 is integrally formed with support pieces 14a, 14a as support portions for supporting the eave-side end portion 10a of the ridge-side roof panel member 10. The support piece 14a is located on the eaves side up to a position above the inclined planar ceiling part 2, and is located on the eaves end 1 of the ridge side roof panel 10.
0a is protruded, placed from above, and arranged.

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

Further, at both ends of the ridge-side eaves beam member 14, they are disposed on the upper surfaces of the inclined frames 2 d, 2 d of the inclined planar ceiling 2, and the inclination angle of the eaves-side roof panel member 9 is adjusted. A pair of legs 20, 20 to be formed are provided integrally.

The height of these two legs 19 and 20 is adjusted by the field board 21 disposed on the upper surface of the roof panel member 9 on the eaves side.
And the roofing inclination angle is set to be 10: 4.5.

Then, the ridge side 2b of the sloped ceiling 2
From above, a ridge side roof panel member 10 straddling the roof unit 8b as a roof main body ridge and having an inclination angle substantially equal to the inclination angle of the eaves side roof panel member, Formed individually and bridged.

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

The front column capitals 2c, 2c of the sloped ceiling 2 of the trapezoidal building unit 3 are provided with the legs 1
A substantially conical front guide pin 3a, 3a for guiding the mounting of 9, 9 is provided.

The inclined frame 2d of the sloped ceiling portion 2 of the trapezoidal building unit 3 is configured to have an inclination angle of 10: 5, and has the leg portion 20 on the upper surface.
Rear guide pins 3b, 3b for guiding the mounting of the motor 20 are provided.

Next, the 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.

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

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

At this time, as shown in FIGS. 10 and 11,
The guide cap 19a is attached to the front guide pin 3a.
And the leg 1 on the front capitals 2c, 2c.
9 and 19 are placed and fixed with the washer members 23 and 23 and the bolts 24, and the rear leg portions 20 and 20
Is also guided by the rear guide pins 3b, 3b, and the washer member 2 is provided on the upper surface of the inclined frames 2d, 2d.
3 and 23 and bolts 24 and 24.

Next, as shown in FIG. 12, the eaves-side eave beam 1 is attached to the eaves-side 2a frame of the trapezoidal building unit 2.
3 is a plurality of washer members 23..., Spacer members 25
…, Bolts 24… and nuts 26…
An eaves front 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 14a.
Is placed from above and supported, and the rear edge 10b of the ridge side roof panel 10 is attached to the roof unit 8b.
The front edge 8d of the ridge-side roof panel 10 is protruded toward the eaves side to a position above the inclined surface ceiling portion 2 by locking and fixing to the front end edge 8d of They can be arranged overlapping.

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

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

Further, the ridge side roof panel member 10 partially overlaps the ridge side 2b of the inclined planar ceiling portion 2 and straddles and hangs up to the front edge 8d of the roof unit 8b which is the roof main body ridge portion. Since it is handed over, as in the prior art, the supporting column or the connecting member such as a bracket is not required, and
There is no need to lift the right-sided triangular unit above the horizontal ceiling. For this reason, arrangement workability is good.

When the front and rear legs 19 and 20 dispose the eaves-side roof panel member 9 on the column capitals 2c and the inclined frame 2d of the sloped ceiling part 2, the eaves-side roof panel member 9 is provided. The inclination angle is 10: 4.5, which is the inclination angle of the ridge main body roof panel 8c composed of the roofboard and roofing of the roof unit 8b, and the inclination angle of the ridge side roof panel member 10, and the inclination angle of the inclined frame 2d. 1
Regardless of 0: 5, it is adapted to a predetermined angle.

Therefore, the workability of the arrangement is further improved.

The column capital 2 of the sloped ceiling 2
Guide pins 3a provided on c and 2c guide the mounting of the legs 19 and 19, respectively. For this reason, the arrangement workability is further improved.

Since at least one pair of the legs 19, 19 are formed at both ends of the eaves-side eave beam 13,
The stress acting on the eaves front side eaves member 13 is the
And the front cap pins 3a, 3a from the front cap pins 3a, 3a via the guide caps 19a, 19a.
2c. Since the front guide pins 3a, 3a have a substantially conical shape, they support stress in a substantially sailor direction over a wide range. Therefore, stress concentration hardly occurs.

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

The eaves-side end 10a of the ridge-side roof panel 10 is supported so that stress is applied to the support pieces 14b, 14b.
b, the legs 20 and 2
0 or the metal reinforcing material 12...
3, the inclined frames 2d, 2d and the capital 2
c, 2c, etc.

Moreover, since the metal frame 11 is formed to distribute the stress load, even if the roof panel members 9 and 10 are caught by a crane or the like, for example.
Is hardly deformed.

Since the support pieces 14b formed on the eave-side eaves 14 support the eaves-side end 10a of the ridge-side roof panel 10, the positioning accuracy of both roof panels can be improved. I can do it.

For this reason, the relative positional accuracy of the joint portions of the base plates 21 and 22 is improved, and the workability of applying a rain break to the joint portions of the roof panel members 9 and 10 by using a roofing or the like is improved. 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 protruded toward the eaves to a position above the sloped ceiling 2. Will be arranged.

For this reason, the joint between the two roof panel members 9 and 10 is located above the inclined plane ceiling 2. Therefore, even if a rain leak or the like occurs from this joint portion, the water flows down the inclined surface ceiling portion 2 of the trapezoidal building unit 3 and drains water to the outside, so that the intrusion of water into the living room is suppressed. .

Further, since the roof panel is divided into the roof panel member 9 on the eaves side and the roof panel member 10 on the ridge side, transportation is easy. Moreover, the trapezoid building unit 3
When lifting up, the weight and dimensions are relatively small,
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 without being deformed, for example, even when being lifted onto the trapezoidal building unit 8.

Although the first embodiment of the present invention has been described in detail with reference to the drawings, the specific structure is not limited to the first embodiment, and there are design changes and the like within a range not departing from the gist of the present invention. Even this is included in the present invention.

For example, in the first embodiment, the rear edge 10b of the ridge side roof panel member 10 is engaged with the front edge 8d of the roof unit 8b as the roof body ridge. However, the present invention is not limited to this. For example, if the rear end portion 10b is locked to a ridge joint portion or the like, it may be extended to any portion, not limited to the roof unit, as long as the roof main body ridge portion.

[0076]

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 two in the longitudinal direction. Therefore, the transfer can be easily performed.

Further, since the ridge side roof panel member is laid across the roof main body ridge portion from the ridge side of the inclined planar ceiling portion, the support column member or the bracket is provided as in the related art. This eliminates the need for a connecting member such as the one described above, and also eliminates the need to lift a unit having a right-angled triangle on the horizontal plane above the ceiling. For this reason, arrangement workability is good.

According to the second aspect of the present invention, when the legs are arranged on the eaves-side roof panel member on the column capitals of the inclined planar ceiling portion, the inclination angle of the eaves-side roof panel member is increased. Is adapted to a predetermined angle.

For this reason, the workability of the arrangement is further improved.

And, according to the third aspect,
Guide pins provided on the capital of the sloped ceiling,
Guide the mounting of the legs. For this reason, the arrangement workability is further improved.

According to the fourth aspect of the present invention, at least one pair of the legs is formed at both ends of the eaves beam, so that the stress acting on the eaves beam is distributed to both legs. And is dispersed on the capital. Therefore, stress concentration hardly occurs.

In the fifth aspect,
Horizontally acting stresses are distributed in the flow direction via the metal reinforcement.

According to the sixth aspect of the present invention, the ridge side roof panel is adjacent to the eaves end of the ridge side roof panel,
Even if the stress acts on the ridge-side eaves beam, the stress is dispersed to the column cap and the like via the reinforcing material and the eaves-side eaves beam.

In addition, since the frame body is formed to distribute the stress load, the roof panel is unlikely to be deformed even if it is caught by a crane or the like.

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

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

[0087] According to the eighth aspect,
In the support portion, the eaves end of the ridge side roof panel,
It is arranged so as to protrude toward the eaves side to a position above the inclined surface ceiling.

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

According to the ninth aspect, the roof panel is divided into an eaves-side roof panel member and a ridge-side roof panel member, which facilitates transportation. In addition, it can be easily lifted on the trapezoidal unit.

Further, according to the tenth aspect,
Since the metal frame provided on the eaves-side roof panel member or the ridge-side roof panel member disperses stress, for example,
When lifted on the trapezoidal unit, a practically useful effect that the eaves-side roof panel member or the ridge-side roof panel member can be easily lifted without being deformed is exhibited.

[Brief description of the drawings]

FIG. 1 is a side view illustrating an overall configuration of a roof structure according to a first embodiment of the present invention and a roof panel used for the roof structure.

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

FIG. 3 is a side view corresponding to the direction of arrows AA in FIG. 2, illustrating a state in which the roof structure of the trapezoidal building unit is provided with a roof panel member on the eaves side and a roof panel member on the ridge side in the roof structure of the first embodiment. It is.

FIG. 4 is a cross-sectional view of the roof structure according to the first embodiment, taken along a line BB in FIG. 2;

FIG. 5 is a cross-sectional view of the roof structure according to the first embodiment, taken along a line CC in FIG. 2;

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

FIG. 7 is a perspective view of the column capitals of the trapezoidal building unit for explaining the arrangement order in the roof structure according to the first embodiment.

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

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

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

FIG. 11 is a perspective view of the 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 a state in which the roof panel member on the eaves side is placed and fixed on the trapezoidal building unit for explaining the arrangement order in the roof structure according to the first embodiment as viewed from the back side.

FIG. 13 is an overall perspective view of a conventional roof structure and a roof panel used for the roof structure.

[Description of Signs] 2 Inclined ceiling 2a eaves front 2c capitals 3 trapezoidal building unit 3a front guide pin 3b rear guide pin 8b roof unit (roof body ridge) 9 eaves front roof panel member 10 ridge side roof panel Member 10a Eaves front end 11 Metal frame 12 Metal reinforcement 13 Eaves front eaves 14 Building side eaves 14b Supporting piece (supporting part)

Claims (10)

[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 an eaves-side roof panel member is provided on the eaves side of the sloped ceiling. In addition, a ridge-side roof panel member having substantially the same inclination angle as the eaves-side roof panel member is straddled from the ridge side of the inclined planar ceiling portion to the roof body ridge portion. And the roof structure. 2. The eaves-side roof panel member is provided with legs which are disposed on the column capitals of the inclined planar ceiling portion and adjust the inclination angle of the eaves-side roof panel member. The roof structure according to claim 1, characterized in that: 3. The roof structure according to claim 2, wherein a guide pin for guiding the mounting of the legs is provided at the capital of the sloped ceiling. 4. The leg according to claim 2, wherein at least one pair of the legs is formed at both ends of the eave beam.
The described roof structure. 5. The roof structure according to claim 1, wherein the roof panel member on the eaves side has a metal reinforcing material disposed along a flow direction. 6. The reinforcing member is connected to an eave beam on the eaves side integrally forming the legs, and is connected to the eave beam on the eaves side adjacent to the eaves end of the eaves roof panel. Being
6. The roof structure according to claim 5, wherein the reinforcing member, the eaves-side eaves beam and the ridge-side eaves beam form a frame to disperse the stress load. 7. The roof structure according to claim 6, wherein the eave-side eave beam is provided with a support portion for supporting an end of the eave-side roof panel on the eaves side. 8. The eaves side of the ridge-side roof panel may be arranged so that the support portion is disposed on the eaves side to a position above the inclined plane ceiling portion. The roof structure according to claim 7, characterized in that: 9. A roof panel used for a roof structure of a trapezoidal building unit having a horizontal ceiling and a sloped ceiling, wherein the roof panel is provided on an eaves front side of the sloped ceiling. An eaves-side roof panel member that covers the upper surface of the roof portion, and from the ridge side of the inclined planar ceiling portion to the roof body ridge portion, from a part of the upper surface portion of the inclined planar ceiling portion to the horizontal ceiling portion. And a ridge-side roof panel member which covers the upper surface of the eaves and which is disposed at substantially the same inclination angle as the eaves-side roof panel member. 10. The roof panel used in a roof structure according to claim 9, wherein a metal frame is provided on the eaves-side roof structure panel member or the ridge-side roof panel member.