JPH0338334Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] This invention is a method for connecting roof plates in the longitudinal direction with a step in the middle part in the width direction, which is used to cover thin roof tiles such as existing slate tiles. It is related to the device.

[Prior Art] Conventionally, as a longitudinal connection device for roof panels, the lower surfaces of opposing ends of both longitudinally adjacent roof panels are passed over a scrap board, and a cross section T is integrally projected onto the scrap board. It is known that the opposing ends of adjacent roof panels are sandwiched between a letter-shaped joint and a waste board, and the opposing ends of the waste board and the roof board are covered with a joint cover. However, in order to use this type of material to connect roof plates with a step as described above, it is necessary to form a step in the waste board as well, but it is difficult to form a joint integrally with this. Another problem is that it is difficult to bring the side edges of the joint cover into close contact with the opposite ends of the joint and the roof plate, and there is a risk of rain leaking between the side edges of the joint cover and the joint and the roof plate.

[The problem that the idea attempts to solve]

The present invention solves the above-mentioned problems, and allows the longitudinal connection of roof panels with steps in the width direction to be easily performed without leakage and with good workability.
Another object of the present invention is to provide a roof plate connecting device that can accurately position the roof plate and the members required for connection in the width direction of the roof plate.

[Means to solve the problem]

In order to achieve this objective, the present invention provides a longitudinal connection device for roof panels 3 having a stepped portion 3f at the middle portion in the width direction, in which the lower surfaces of opposite ends of both roof panels 3 adjacent in the longitudinal direction are connected to each other in the longitudinal direction. The joint 8 is placed over the scrap board 7 with the stepped part 7d, and the joint 8 is placed in a part other than the stepped part 7d of the engagement groove 7b along the width direction of the roof board 3 formed on the scrap board 7, and the joint 8 is placed under the joint 8. The engaging portion 8b is engaged with the engaging groove 7b, and a joint cover with a stepped portion 9a is provided between the upper engaging portion 8d of the joint 8 protruding onto the roof sheet 3 and the upper surface of the opposite end of the adjacent roof sheet 3. 9, and clamp and fix the opposite ends of the adjacent roof panels 3 and the opposite ends of the joint cover 9 between the joint 8 and the scrap board 7, and the joint cover 9 connects the joint 8 and the opposite ends of the roof panels 3. It is characterized in that the stepped portion 3f of the roof shingle 3 is engaged with the stepped portion 9a of the waste board 7 and the joint cover 9, thereby positioning these portions in the width direction of the roof shingle 3.

[Effect]

According to the connecting device for roof panels provided with a stepped portion of the present invention, the opposing ends of both longitudinally adjacent roof panels are passed over a scrap board provided with a stepped portion, and the lower engaging portions of a plurality of joints are both side edges of a joint cover that engages with a portion other than the stepped portion of an engagement groove formed in a waste board, and a stepped portion is provided between the upper engaging portion of the joint and the upper surface of the opposite end of the adjacent roof sheet. The opposite end of the adjacent roof board and both edges of the joint cover were clamped and fixed between the joint and the waste board. By using multiple joints while avoiding the stepped part of the waste board, the roof board Even if there is a stepped part and the width of the roof board is wide, no undue force is applied to the members constituting the connecting part. Therefore, the roof panels can be reliably connected without causing any leakage without causing any cracks or the like in the constituent members.

In addition, we have provided stepped portions on the shingle and joint cover, and these stepped portions are engaged with the stepped portions of the roof shingles, making it possible to accurately position the roof shingles, shingle, and joint cover in the roof shingle width direction. Moreover, since the connection work can be done without welding or fastening with screws, it can be done easily and efficiently.

〔Example〕

Hereinafter, one embodiment of the present invention will be described with reference to FIGS. 1 to 7.

In Figure 1, 1, 1a, and 1b are existing thin roof tiles such as slate tiles (asbestos-based lightweight tiles), and 2 are field materials or wooden rafters, and a normal tiled roof including these is constructed. There is. 3 is a roof plate made of an elastic metal plate, and these roof plates 3
As shown in FIGS. 2 and 3, two consecutive roof tiles 1 in the direction of the eave ridge are covered with one roof tile, and a plurality of tiles are connected in the direction of the eave ridge for horizontal roofing. That is,
A downwardly hanging portion 3b is formed in the eave side engaging portion 16 of the roof board 3 via the inclined portion 3a, and a folded portion 3c is formed from the lower end of the hanging portion 3b toward the ridge side. A folded portion 3d is formed at the end of the folded portion 3c,
A step portion 3f corresponding to the step of the roof tile 1 is formed in the middle portion in the eave ridge direction, that is, in the width direction, via a bent portion 3e formed as necessary. A restraining protrusion 3h and an upward protrusion 3i are formed in the ridge-side engaging portion 16b of the roof plate 3 above a groove 3g that opens toward the eaves.
Furthermore, a curved part 3k is formed at the end of the fixed part 3j following the fixed part 3j. In the free state, it is formed into the shape shown in FIG. 6, and by elastically deforming it, as shown in FIGS. 2, the folded part 3c of the roof plate 3 located on the ridge side is inserted into the groove 3g and engaged, and is elastically held by the restraining protrusion 3h, thereby being connected to the roof plate 3 on the ridge side. ing.

In this case, the step portion 3f of the roof plate 3 is located slightly on the eave side of the step formed by the two roof tiles 1 and 1b that are continuous in the direction of the eaves, and the downwardly hanging portion 3b of the eave side end is further connected to the eave side roof plate 3 on the eave side roof tile 1c, the fixing part 3j at the ridge side end is located on the ridge side roof tile 1a, and the roof plate 3 is connected to the eave side roof plate 3 on the eave side roof tile 1c.
It is in contact with three roof tiles 1, 1a, and 1b at certain points.

The eave tips of the eaves member 5 located at the tips of the eaves protrude from the roof tiles 1c and 1d at the tips of the eaves.
The groove portion 5a of the eaves member 5 is fitted into the grooves c and 1d.

As shown in FIGS. 1 and 7, the eaves member 5 has an end side 5 consisting of a long upper side 5b and a short upwardly sloping lower side 5c.
A hanging piece 5 with a folded part 5g is connected at d and covers the eave tips of the roof tiles 1c and 1d fitted in the groove part 5a, and is further suspended from the short lower side 5c.
e hangs down to cover the tip of the eaves. 5f is a locking portion provided at the upper end of the upper side 5b of the eaves edge member 5, and the shape of the locking portion 5f is formed to be the same shape as the shape of the ridge side engaging portion 16b of the roof board 3. be done. This locking portion 5f engages with the eaves-side engaging portion 16a of the roof plate 3 located at the tip of the eaves, and the locking portion 5
A fixing portion 5h extending from f is fixed to the rafter 2 with nails or wood screws 4. The eaves member 5 is made of an extruded aluminum member or a bent metal plate (roll forming) for attachment to match the step of the roof tile 1 on site. Further, the eaves member 5 is arranged so as to be located closer to the ridge than the center of the rain gutter 6 so that rainwater can properly flow into the rain gutter 9.

As shown in FIGS. 3, 4, and 5, the opposing ends of longitudinally adjacent roof panels are connected using a scrap board 7, two joints 8, and a joint cover 9. It will be done.

The waste board 7 is made of a molded product of synthetic resin or a bent product of a metal plate, and has a length approximately equal to the width of the roof board 3, and has four protrusions that curve toward the center in the width direction and are open at the bottom. A pair of left and right engaging grooves 7b are formed between the protrusions 7a on the center side, and curved protrusions 7c are formed on both sides of the cross section. An inclined step part 7d is provided in the middle of the waste board 7 in the direction of the eaves, a downwardly bent part 7e is formed on the ridge side part, and an upwardly bent part 7f is formed on the ridge side end part.

The joint 8 is made of an extruded aluminum member or a molded product of synthetic resin, and the center portion of the lower engaging portion 8b having the V-shaped portions 8a on both sides connects to the center portion of the upper engaging portion 8d via the connecting portion 8c. fixed in one piece.

The joint cover 9 is made of an elastic metal plate formed into a cross-sectional shape, has a length slightly longer than the width of the roof plate 3, and is provided with an inclined stepped part 9a in the middle in the direction of the eave ridge. A downwardly bent portion 9b is formed at the end, and an extending piece 9c is formed at the ridge side end.
Notches 12d are formed on the back side of both sides of the stepped portion 9a and a portion close to the stepped portion 9a.

Then, the step portion 7d of the scrap board 7 is supported on the roof tile 1 by engaging the step portion 7d of the roof tile 1 that continues in the direction of the eave ridge, and the step portion 7 is fitted into the engagement groove 7b of the scrap board 7.
The lower engaging portions 8 of the two joints 8 located on both sides of d
The V-shaped portions 8a of b are engaged with each other. Further, the opposing ends of the adjacent roof panels 3, 3 are supported on the protrusion 7a of the waste board 7 and the upper end of the V-shaped part 8a of the joint 8, and the roof boards 3,
3, and the inclined portion 3a of the eave side engaging portion 16a of the roof panels 3, 3 is engaged with the downwardly bent portion 7e.
The hanging portion 3b and the folded portion 3c are engaged. Then, the fixing portions 3j of the roof panels 3, 3 are fixed to the rafters 2 together with the waste boards 7 using nails or wood screws 4 that pass through the waste boards 7 and the roof tiles 1.

Next, attach both side edges of the joint cover 9 to the roof plates 3, 3.
The upper engaging portion 8d of the joint 8 protruding upward and the roof plate 3,
The upper engaging part 8d of the joint 8, the protrusion 7a of the waste board 7, and the V-shaped part 8a of the joint 8 connect the opposite ends of the roof panels 3, 3 to the upper surface of the joint 8. Both side edges of the cover 9 are clamped and fixed. Furthermore, waste board 7
The lower and upper end portions of the step portions 3f of the roof panels 3, 3 are engaged with the step portion 7d of the joint cover 9 and the step portion 9a of the joint cover 9, respectively, and the joint cover 9 is used to engage the joint 8 and the opposing ends of the roof panels 3, 3. Cover the top. Note that the downwardly bent portion 9b and the extending piece 9c of the joint cover 9 are inserted into the connecting portion of the roof panels 3, 3 in the eave ridge direction.

With the structure of this embodiment configured as described above, even if the existing thin roof tiles 1 leak, the roof shingles 1 can be installed without removing them or using new metal rafters. Furthermore, two roof tiles 1 that are continuous in the direction of the eaves can be covered with one roof plate 3, resulting in good workability.

In addition, by adjusting the depth of engagement between the groove 5a of the eave edge member 5 and the roof tile 1, or by using the eave edge member 5 with different dimensions in the direction of the eave ridge, the existing thin roof tile 1 can be improved. In addition to being able to match the position in the direction of the eaves, the air space 10 between the existing roof tile 1 and the roof plate 3 can be made small, so that the roof plate 3 can be horizontally roofed with good appearance, and the sound of rain can be reduced.

Furthermore, in this embodiment, adjacent roof panels 3, 3
Since the connection of the opposite ends in the longitudinal direction is fixed as described above using the waste plate 7, the two joints 8 that engage with this, and the joint cover 9, by dividing the joint 8, the waste plate 7. Undue force is not applied to each member such as the joint 8, the joint cover 9, and the roof plate 3, and there is no risk of rain leakage due to cracks in these members. Then, the level difference of the existing roof tile 1 and the level difference part 7d of the waste board 7 that are continuous in the direction of the eave ridge,
Since this stepped portion 7d and the stepped portion 3f of the roof sheets 3, 3 are engaged with each other, and this stepped portion 3f and the stepped portion 9a of the joint cover 9 are engaged with each other, the longitudinal direction of the roof sheets 3, 3 is connected in the direction of the eaves. It can be positioned accurately. Moreover, there is no need to perform bending, brazing, welding, etc. when connecting them, and workability is good, and wide roof tiles 3, 3 can be used.

In addition, in this invention, as shown in FIG.
The number of stepped portions 3f of the roof board 3 is increased, and the stepped portions 7a, 9a of the waste board 7 and the joint cover 9 are increased accordingly.
The number of joints 8 and the number of joints 8 can be increased, and as shown in FIG. For example, only a step portion 7d corresponding to the widthwise middle step portion 3f is provided, two joints 8 are used, and two step portions 9a are provided on the joint cover 9 so as to correspond to both step portions 3f of the roof board 3. , the configuration can be changed as appropriate. The configurations of the embodiment shown in FIGS. 8 and 9 other than those described above are substantially the same as those shown in FIGS. 1 to 7.
The parts shown in FIGS. 1 to 7 in the drawings are given the same reference numerals and their explanations will be omitted.

In addition, in the above-mentioned embodiment, the case was described in which the existing roof tiles 1 were covered with the roof shingles 3 horizontally, but
This invention proposes that if you use heat insulating boards, sound absorbing boards, fireproof boards, etc. as the base material for the roof surface and lay them with steps,
The present invention can be applied to a newly installed roof in almost the same way as the case of reroofing in the embodiment. In addition, the shape of the roof board 3 is as follows.
In addition to the above embodiments, a configuration as shown in FIG. 10 may be used. In this case, the shape of the locking part 5f of the eave edge member 5 is also formed in the same shape as the ridge side end of the roof board 3, as described above, but it is not suitable for fixing base materials, rafters, etc. A hanger 15 is required.

〔effect〕

The present invention has the above-mentioned structure, and the opposite ends of the roof sheets provided with longitudinally adjacent stepped portions are
The lower engaging parts of the plurality of joints are engaged with the parts other than the stepped parts of the engagement grooves formed in the scrap board, and the upper engaging parts of the joints are connected to the adjacent roof. By inserting the edges on both sides of the joint cover with a step between the upper surface of the opposite end of the board, and securing the opposite end of the adjacent roof board and both edges of the joint cover between the joint and the waste board, multiple By using the joint while avoiding the step part of the waste board, even if the roof board has a step part and the width of the roof board is wide, no undue force is applied to the members constituting the connecting part. Therefore, the roof panels can be reliably connected without causing any leakage without causing any cracks or the like in the constituent members.

In addition, we have provided stepped portions on the shingle and joint cover, and these stepped portions are engaged with the stepped portions of the roof shingles, making it possible to accurately position the roof shingles, shingle, and joint cover in the roof shingle width direction. Furthermore, since the connection work can be performed without welding or fastening with screws, it has the effect of being easy and efficient.

[Brief explanation of drawings]

Fig. 1 is a schematic side sectional view showing a horizontal roof equipped with a roof plate connection device according to an embodiment of the present invention, Fig. 2 is a partially enlarged side sectional view of Fig. 1, and Fig. 3 is the roof plate connection device. An enlarged side sectional view of the device, FIG. 4 is a front sectional view of the joint, and FIG. 5 is an exploded perspective view of the same part.
FIG. 6 is a schematic side sectional view of the roof board before use, FIG. 7 is an enlarged side sectional view of the eaves member, and FIGS. 8, 9, and 10 are according to other different embodiments of the present invention. FIG. 3 is a schematic side sectional view showing the roof connecting device and the like. 1... Existing thin roof tile, 2... Field material or rafters, 3... Roof board, 3a... Inclined part, 3b... Hanging part, 3c... Turning part, 3d... Folding part,
3e...Bending part, 3f...Step part, 5...Eaves member, 5a...Groove part, 5f...Locking part, 5h...Fixing part, 7...Strip board, 7a...Protrusion, 7b... ...Engagement groove, 7d...Step part, 8...Joint, 8...V-shaped part, 8b...Lower engagement part, 8d...Upper engagement part, 9...
...Joint cover, 9a...Step part, 15...Hipper,
16a...Eave side engagement part of the roof board, 16b...Ridn side engagement part of the roof board.

Claims (1)

[Claims for Utility Model Registration] In a longitudinal connection device for roof panels 3 having a stepped portion 3f at the middle portion in the width direction, the lower surfaces of opposing ends of both longitudinally adjacent roof panels 3 are provided with a stepped portion 7d. Place the joint 8 in a portion other than the stepped portion 7d of the engagement groove 7b along the width direction of the roof plate 3 formed on the waste board 7, and then place the joint 8 on the lower engagement portion 8b of the joint 8. are engaged with the engagement grooves 7b, and both side edges of the joint cover 9 have stepped portions 9a between the upper engaging portion 8d of the joint 8 protruding onto the roof sheet 3 and the upper surface of the opposite end of the adjacent roof sheet 3. The opposite end of the adjacent roof sheet 3 and both side edges of the joint cover 9 are clamped and fixed between the joint 8 and the scrap board 7, and the joint cover 9 covers the joint 8 and the opposite ends of the roof sheet 3. , A roof board connecting device characterized in that the step portion 3f of the roof board 3 is engaged with the step portion 9a of the waste board 7 and the joint cover 9 to position these portions in the width direction of the roof board 3.