JPH0776479B2 - Joint structure in a thatched roof structure - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a joint structure in a side-roof structure, and more specifically, an eaves side engaging part on one side of a face plate part and a ridge on the other side. Using a metal roofing roofing plate with side engaging parts, the eaves side engaging parts of the upper side roofing plate are mutually engaged and connected to the ridge side engaging part of the lower side roofing plate (from the eaves side to the ridge Side), or connect the ridge-side engaging parts of the lower side thatched roof board to the eaves-side engaged parts of the upper side side thatched roof board (from the ridge side to the eaves side) In the side-roof roof structure in which the longitudinal end faces of the individual side-roof roof plates are press-bonded to each other by the joint waste plate and the joint cover, the left and right sides of each side-roof roof plate are joined together. The present invention relates to an improvement in the joint structure intended to prevent rainwater and the like from entering the joint between the direction end faces.

[Conventional technology]

The inventor of the present application has already made numerous proposals regarding a thatched roof structure such as a general building. Among them, many proposals have been made for so-called stepped horizontal thatched roof boards and their roof structures.

Figures 6 to 8 show the outline of the side-roof structure in the case of using the stepped-type side-roof roofing board according to this already proposed and raising it from the eaves side to the ridge side. .

FIG. 6 and FIG. 7 are cross-sectional views of an engaging portion in a direction parallel to a roof slope and a cross-sectional view of a joint in a direction orthogonal to the roof slope, respectively, showing a schematic configuration according to an example of the already proposed roofing roof structure. , Fig.8 (a) and (b) are exploded perspective views which respectively show the thatched roof board, the joint waste board, and the joint cover.

In the side-roof structure shown in FIGS. 6 to 8, first, the side-roof roof plate (11) in the stepped form has a baking coating for rust prevention as shown in FIG. 8 (a). Using a long thin metal steel sheet having a given width and a given unit length that has been applied, this metal thin steel sheet is left by a means such as roll forming, leaving a face plate portion (12) at the center along the longitudinal direction, and eaves on one side. The ridge-side engaging portion (13) and the ridge-side engaging portion (14) are continuously formed on the other side portion, and these eave-side engaging portion (13) and ridge-side engaging portion (14) are adjacent to each other. Are configured so that they can be engaged and connected.

That is, as an example of a structure capable of engaging and connecting between adjacent ones, the eaves side engaging portion (13) is bent downward at one side portion of the face plate portion (12) to form an upper front edge portion ( After hanging down 15), fold the lower end edge (16) toward the ridge side and press-connect (17).
And an engaging portion (19) extended to the ridge side through a short rising step (18), and an edge bending portion (20) is formed at its end. .

On the other hand, in the ridge-side molding part (14), the other side part of the face plate part (12) is bent upward to form a lower front edge part (21) corresponding to the upper front edge part (15). After raising the pressure contact piece (1
The upper end abutting edge portion (22) pressed against 7) is folded back to form an opposing portion (23), and extends to the eaves side through a short rising step portion (24), and inside the upper portion. By engaging the engaging part (19) including the edge bending part (20) by folding back to
A holding portion (25) which can be held is formed, and a downward locking portion (26) for holding and fixing the holding portion (25) to the roof substrate side by the suspension member (51) is formed at the end portion. is there.

A joint waste plate (31) and a joint cover (4) for joining the left and right adjacent end face portions of the horizontal thatched roof plate (11) in the longitudinal direction.
The combination of 1) is, for example, as shown in FIG.
A hard synthetic resin molded product, a metal thin steel plate press-molded product, or a combination product of these is used.

Then, the joint waste plate (31) has a plurality of water return protrusions (33), (33) on the left and right, respectively, and corresponds to the inner shape of the eaves side engaging portion (13) on one side. Butt insertion part (34)
The siding plate (3) having the abutting engagement parts (35) corresponding to the outer shape of the ridge side engagement parts (14) formed on the other side.
2) and a sandwiching portion (36) projecting from the center upper part of the laying plate (32) and extending from left and right to the holding pieces (37) and (37).
It consists of and.

Further, the joint cover (41), as shown in FIG. 8 (b), causes the end plate portions (12) of the face plate portion (12) to adjoin each other under the pressing force of the pressing pieces (37), (37). A cover portion (42) is formed by folding back and holding sandwiching pieces (43) and (43) for pressing and pinching, and the eaves side engaging portion is provided on one side portion of the cover portion (42). An abutment locking part (44) corresponding to the outer shape of (13) is formed, and the other side is opened at the open end (45).
It is configured in a).

Therefore, as shown in FIG. 6, the engagement connection of the horizontal roof according to this already proposed structure is used to mount a roof set and to attach downward slopes from the ridge side to the eaves side. First, through the lower side roof base material (53) for eaves side,
Install the lower roof side roofing roof plate (11) by hooking and suspending the suspension member (51) on the locking part (26) of the ridge side engaging part (14). Attach and fix it on the part (52).

Next, the ridge-side forming part (1) of the lower reed-up roofing board (11) with the upper-side roof base material (53) corresponding to the ridge side interposed.
4), the eaves side molding part (13) of the upper side roofing roof plate (11) is fitted, and the edge bending part (20) is included in the holding part (25). The part (19) is inserted and engaged.

In this way, the upper side reed roofing plate (11) is also fixedly held in the same manner as described above. Regarding each of the horizontal reed roof plates (11) on the lower side and the upper side, a state in which the left and right longitudinal end faces of the lower side and the upper side are mutually eclipsed, that is, for example, so-called , In a staggered arrangement.

On the other hand, as for the press-fitting joint with the joint waste plate (31) and the joint cover (41), first, as shown in FIG. , Fitting the joint waste plate (31), laying the left and right parts of the laying plate (32) under the end faces, and the upper side of each end face on the left and right presser pieces (37), ( 37) and press the abutting insertion part (34) to engage the eaves side engaging part (1).
Inside the 3), add the butting engagement part (35) to the ridge side engagement part (1
4) Abut on the outside of each and keep them in a restrained state.

Next, in this state, using the joint cover (41), from the open end (45a) side, the left and right sandwiching pieces (43), (4
3) is press-fitted between the pressing pieces (37), (37) and the end surface portions, so that the respective end surface portions are separated from each other under the pressing force of the pressing pieces (37), (37). It is pressed and pinched, and the abutment locking portion (44) is abutted against the eaves side engaging portion (13) to be restrained and joined. At this time, the open end (45a) is abutted against the lower front edge portion (21) of the ridge-side engaging portion (14).

By repeating the above operations, the engagement connection of the respective reed roof plates (11) on the lower and upper stages through the roof substrate (53) and the respective reed roof plates (11). In this case, the pressing connection between the end face portions in the left-right longitudinal direction is performed.

[Problems to be Solved by the Invention]

However, in the side-roof structure according to the above-mentioned proposal,
In the state in which each reed roofing board (11) is raised, the left and right longitudinal end faces of each reeding roofing board (11) are connected to each other by a press fitting connection plate (31) and a joint cover ( Due to the intervention of (41), a facing gap (60) is formed between these end face portions, though a little.

When this is seen from the side of each reeding roof plate (11) itself, the face plate part (12) side and the eaves side engaging part (13) side are the joint discard plate (31) and joint cover for press-fitting connection. Since each is covered by (41), the possibility of rain leakage can be avoided as much as possible.

On the other hand, the ridge-side engaging part (14) is covered with the roof base side by the abutting engaging part (35) of the joint discard plate (31), and the joint cover (41). Open end (45a)
Are abutted from the outside to the lower front edge portion (21) including the facing gap (60).

However, with such a mere abutting of the open end (45a), the pressing joints for the left and right adjacent end face portions of the respective thatched roof plates (11) can be attached to the sandwiching pieces (43) of the joint cover (41),
In combination with what is physically and expectedly done in (43), it is difficult to avoid the infiltration of rainwater from the part of the facing gap (60) in the lower leading edge (21).

In particular, when the lower front edge part (21) is exposed to strong wind and rain in a strong wind and rain, a large amount of rainwater may be seen, which causes the inconvenience of flooding the roof substrate side. It was one of the causes.

Therefore, in view of such problems of the related art, the object of the present invention is to provide a facing gap between the end face portions of the lower front edge of the ridge-side engaging portion in a so-called stepped roof structure. It is an object of the present invention to provide a joint structure in a thatched roof structure that can prevent the intrusion of rainwater from the inside.

[Means for Solving the Problems]

In order to achieve the above-mentioned object, the joint structure in the thatched roof structure according to the present invention has an eaves side engaging part formed on one side of the roof plate and a ridge side engaging part formed on the other side. , The eaves side engaging part of the eaves side roof plate is engaged and connected to the eaves side engaging part of the eaves side roof plate, and the end faces of the respective roof plates in the lateral direction are engaged with each other by the joint waste plate and the joint cover. In a horizontal thatched roof structure that is jointed and raised, in the ridge-side engaging portion, a lower front edge portion rising from the face plate portion of the roof plate is formed, and a joint end surface of the lower front edge portion of the ridge-side engaging portion A weatherproof packing member is interposed in the facing gap between the parts so as to cover it from the outside, and the packing member is stopped by the engaging press-fitting end of the joint cover. Is.

[Action]

According to the present invention, a weatherproof packing member is provided so as to cover the joining end face portions of the lower front edge portion of the ridge-side engaging portion so as to cover it from the outside, and the packing member is jointed. Since the cover is pressed by the engaging press-fitting end portion, the facing gap is properly waterproofed and sealed from the outside, and rainwater and the like can be completely prevented from entering through the facing gap. .

〔Example〕

An embodiment of a joint structure in a thatched roof structure according to the present invention will be described in detail below with reference to FIGS. 1 to 5.

FIG. 1 is a sectional view of an engaging portion in a direction parallel to a roof slope showing a schematic structure of a lateral thatched roof structure to which the first embodiment of the present invention is applied, and FIG. 2 is a joint in a direction orthogonal to the roof slope. Sectional views, and FIGS. 3 (a) and 3 (b), respectively, are perspective views showing the manner in which the end face portions of the roofing roof plate are being joined to each other, and the main configuration of the joint cover plate according to another example. FIGS. 4 (a) and 4 (b) and FIGS. 5 (a) and 5 (b) are respectively a perspective view and a cross-sectional view showing a packing member according to the above example and another example, respectively. These FIGS. 1 to 5
In the configuration of the illustrated embodiment, the same reference numerals as those in the conventional configuration shown in FIGS. 6 to 8 indicate the same or corresponding portions.

In the embodiment configuration shown in FIGS. 1, 2, 3 (a) and 4 (a), the push between the left and right longitudinal joint end face portions of the side thatched roof plate (11) is performed. At the time of the stop connection, the facing gap (60) is formed across the facing gap (60) formed between the lower end edges (21) and (21) of the ridge-side engaging portion (14). In order to completely cover the above, a packing member (61) made of rubber or synthetic resin having excellent weather resistance is provided from the outside, and the packing member (61) is interposed and at the same time the packing member (61 61) is fixed by a joint cover (41) that is connected by pressing so as to cover the joint end face portions from the outside. That is, when the joint cover (41) is press-fitted into the joint waste plate (31), the joint cover (41) is sufficiently pressed by the engagement press-fitting end (45) of the joint cover (41).

Therefore, in the joint structure in the side-roof structure according to this embodiment, the lower front edge portions (21) and (21) of the ridge-side engaging portion (14), which may have been intruded by rainwater or the like, have been conventionally used. Since the opposing gap (60) formed between the joint end face portions of the is completely covered with the packing member (61), infiltration of rainwater and the like can be favorably prevented, so that the opposing gap (60) can be prevented. ) Can be reliably waterproofed from the outside.

Further, the packing member (61) is used as the joint cover (41).
With the engagement press-fitting end (45) of (1), the coating is automatically performed, so that the work can be performed very easily, and the holding after coating can be performed reliably and strongly.

Further, as shown in FIG. 3 (b), the pressing piece (46) is expanded to a position where there is no risk of interference with the press-fit engagement of the engagement press-fit end (45) of the joint cover (41). By forming it, the pressing of the packing member (61) can be further ensured.

Further, as shown in FIG. 4 (b), the packing member (6
When the adhesive layer (64) is appropriately applied and formed on the back surface side of the main body portion (62) of 1), this packing member (61)
The lower front edges (21) and (21) can be covered and adhered so as to straddle the facing gap (60) from the outside between the joint end face portions of the lower front edges (21) and (21), and the work can be performed more favorably.

Further, as shown in FIG. 5 (a), if a tongue piece (63) is further formed so as to project below the main body (62) of the packing member (61), the lower front edge (21) ), (21) at the same time as covering the facing gap (60) formed between the joint end face parts, at the face plate part (12) connected to the lower front edge parts (21), (21). The opposing gap (60) between the joint end face portions can be covered in the same manner, which is more effective. When the adhesive layer (64) is formed by coating as shown in FIG. 5 (b), the same effect can be obtained in addition to this.

〔The invention's effect〕

As described above in detail, according to the present invention, the ridge-side engaging portion of the roof plate is formed with the lower front edge portion rising from the face plate portion of the roof plate, and the lower front edge portion of the ridge-side engaging portion is formed. By interposing a weathering-resistant packing member so as to cover it from the outside in the facing gap between the joint end surface parts of, and pressing the packing member by the engaging press-fitting end part of the joint cover, The packing member effectively seals the opposing gap formed between the joints of the roof plates adjacent to each other in the left-right direction from the outside, so that rainwater and the like that have conventionally infiltrated from the opposing gap can be accurately and completely sealed. It can be avoided, and excellent watertight performance can be obtained.

Further, the packing member is formed into a surface shape so as to be able to press the surface at the engaging press-fitting end portion of the joint cover, the packing member is disposed so as to straddle the lower front edge portions, and the packing member is attached to the lower front end portion. It is possible to more effectively waterproof the facing gap by arranging by bonding so as to straddle between the parts, and furthermore, it is structurally very simple, and the precise placement position of the packing can be facilitated. It has the excellent features that it can be confirmed from the outside, it has excellent workability, and it can be provided at low cost.

[Brief description of drawings]

FIG. 1 is a sectional view of an engaging portion in a direction parallel to a roof slope showing a schematic structure of a lateral thatched roof structure to which the first embodiment of the present invention is applied, and FIG. 2 is a joint in a direction orthogonal to the roof slope. Partial cross-sectional views, FIGS. 3 (a) and 3 (b), respectively, are perspective views showing a mode in which the end face portions of the roofing roof board are being joined to each other, and a partial perspective view showing a main part configuration according to another example of the joint cover. 4 (a) and 4 (b) and FIGS. 5 (a) and 5 (b) are perspective views and sectional views of a packing member according to the same example and another example, respectively, and FIG. FIG. 7 is a sectional view of an engaging portion in a direction parallel to a roof slope showing a schematic configuration according to an example of the thatched roof structure according to FIG. 7, FIG. 7 is a sectional view of a joint portion in a direction orthogonal to the roof slope, and FIG. Same as above, an exploded perspective view of the thatched roof and the joint wasteboard, and FIG. 8 (b) is an exploded perspective view of the joint cover. That. (11) …… Side-roof roofing plate, (12) …… Face plate part (13) …… Eaves side forming part, (14) …… Building side forming part (15) …… Upper front edge part, (16)… … Lower edge (17) …… Pressing contact, (19) …… Engagement (21) …… Lower front edge, (22) …… Upper abutting edge (23) …… Face, (25 ) …… Holding part (26) …… Locking part, (31) …… Coupling discard plate (32) …… Laying plate, (34) …… Butting insertion part (35) …… Butting engagement Section, (36) …… Clamping section (37) …… Presser piece, (41) …… Coupling cover (42) …… Cover section, (43) …… Clamping piece (44) …… Abutting and locking section, (45) …… Locking press-fitting end (46) …… Expanded pressing piece, (51) …… Suspension member (52) …… Mounting parts for base plate, purlin, etc., (53) ......
Roofing base material (60) …… The gap between the lower front edges facing each other, (61) …… Packing member (62) …… Main part, (63) …… Tongue part, (64) …… Adhesive layer

Claims (4)

[Claims] 1. An eaves side engaging portion is formed on one side portion of the roof plate, and a ridge side engaging portion is formed on the other side portion, and a ridge side roofing plate is formed on the ridge side engaging portion of the eaves side roofing plate. In the side-roof roof structure in which the eaves side engaging portions of the above are engaged and connected, and the end face portions of the respective lateral roof plates are engaged and connected by the joint waste plate and the joint cover to raise the roof, A lower front edge portion rising from the face plate portion of the roof plate is formed in the joint portion, and a weatherproof packing member is externally provided in the facing gap between the joint end surface portions of the lower front edge portion of the ridge-side engaging portion. The joint structure in a side-roof roof structure, characterized in that the packing member is interposed so as to cover it, and the packing member is pressed by the engaging press-fitting end portion of the joint cover. 2. The joint in a side-roof roof structure according to claim 1, wherein the engagement press-fitting end portion of the joint cover is formed in a surface shape so that the packing member can be pressed against the surface. Part structure. 3. The joint structure in a thatched roof structure according to claim 1, wherein the packing member is disposed so as to extend between the lower front edge portions. 4. The joint structure in a side-roof structure according to claim 1 or 2, wherein the packing member is disposed so as to be bonded and interposed between the lower front edge portions.