JP2502748B2 - Roof board connection structure - Google Patents

Description

Detailed Description of the Invention [Industrial applications]

The present invention relates to a roof plate connection structure used in a roof for a thatch.

[Prior art]

In the prior art, as shown in FIG. 20, a metal plate material is bent to provide a connecting body 6'having insertion grooves 5'opened to the side at approximately the center in the width direction on both sides. The roof plate 1'shorter than the length of the waste plate 4'is arranged on the scrap plate 4 ', and the side end of the roof plate 1'is inserted into the insertion groove 5'and the roof plate 1'is connected. (Japanese Utility Model Publication No. 60-3868).

[Problems to be Solved by the Invention]

Conventionally, the connection work of the roof plate 1'is simplified, and even if rainwater is sprayed on the connection portion of the roof plate 1'by rainstorms or the like and flows into the rear part of the roof plate 1 ', a wasteboard 4 Although the rear end of ′ can receive this rainwater and flow forward due to the inclination, the connecting body 6 ′ extends over the entire length of the wasteboard 4 ′, and therefore the rear of the roof plate 1 ′ has the seam 3 ′. There is a problem that if the side end portion of is not cut out, it cannot be inserted into the insertion groove 5 ′, the construction is troublesome, and the cutout portion deteriorates the waterproof property. The present invention has been made to solve the above problems, and an object of the present invention is to simply connect a side end portion of a roof plate to an insertion groove of a connection body, and to connect the connection portion easily. The reliable waterproofness of the roof is reduced, and the infiltration of rainwater into the wasteboard is reduced. Therefore, the width of the wasteboard can be reduced and the connection structure is compact, and the material cost can be reduced and the roof can be made inexpensive. It is to provide a connecting structure of plates.

[Means for solving problems]

In the roof plate connection structure of the present invention, the front end portion of the roof plate 1 is bent toward the back surface side to provide the front seam portion 2 and the rear end portion is bent toward the front surface side to form the front seam portion 2. A connection body 6 having a rear seam portion 3 for mating and fitting, and having insertion grooves 5 on both sides, which are laterally opened, in a substantially central portion in the width direction of a wasteboard 4 longer than the length of the roof plate 1. The waterproof packing 7 protruding rearward is attached to the rear end of the connection body 6, and the pair of roof plates 1 are arranged on the waste plate 4 so as to be adjacent to each other in the width direction. The roof plate 1 in which the side end of the seam 3 is pressed against the waterproof packing 7 and the rear end of the waste plate 4 is inserted in the insertion groove 5 of the connector 6
The watertight cover 8 extending rearward from the rear end and having a substantially inverted U-shape is fitted so as to straddle between the side end portions of the rear roof plate 1 and the seam portion 3. The above problem is solved by this configuration. [Operation] The waterproof packing 7 protruding rearward is attached to the rear end of the connection body 6, and the pair of roof plates 1 are arranged on the waste plate 4 so as to be adjacent to each other in the width direction. Since the side edge of the seam 3 is pressed against the waterproof packing 7 after the roof plate 1 is inserted into the insertion groove 5, the roof plate 1 can be directly inserted into the insertion groove 5 without notching as in the conventional case. The waterproof packing 7 ensures the waterproofness of the connection portion. [Example] The roof plate 1 is formed by bending a metal plate material as shown in FIG. 4, and the front end portion of the metal plate material is folded back to the back side in a substantially U-shape and the front seam portion 2 is formed. Is formed, the lower lateral piece of the seam portion 2 is raised upward in an inverted L shape to provide a rising piece 9, and a pressing piece 23 having a V-shaped cross section is extended from the tip of the rising piece 9. The rear end portion is bent toward the front surface side in a substantially square shape to form the rear seam portion 3. After the roof plate 1, the front vertical piece 3a and the rear vertical piece 3b of the seam 3 are substantially parallel to each other, inclined toward the front end, and the upper piece 3c.
And the lower piece 3d are parallel to the roof plate 1, and a gap 10 is formed between the lower piece 3d and the roof plate 1. Further, the roof plate 1 is gently bent in a substantially V shape at a substantially central portion in the front-rear direction to form an inclined portion 1a and a horizontal portion 1b. 1 to 3 show an embodiment of the present invention.
The waste board 4 is formed of a metal plate material, is longer than the roof board 1, and is bent in the width direction at a substantially central portion in the front-rear direction as shown in FIG. Both end portions are bent toward the front surface in a substantially C-shape to provide a locking recess 11. The upper end of the locking recess 11 rises upward. A front end of the discarding plate 4 is bent to the back surface side and a hanging piece 12 is provided, and a rear end thereof is bent to the front surface side and a water stop piece 13 is provided above. The connection body 6 is formed of a metal plate material and is a separate body from the waste plate 4, has a cross section of approximately Ω, and extends the lower horizontal piece 5a of the insertion groove 5 that opens to the side to extend the locking piece. 14 is formed, a substantially U-shaped covering piece 15 is provided at the front end,
An inclined piece 16 is formed at the front end of the lower horizontal piece 5a of the insertion groove 5 so as to project inward. The front end of the lower horizontal piece 5a is a stopper piece 17 that is wider than the inner space of the insertion groove 5. The locking piece 14 of the connection body 6 is inserted into the locking recess 11 of the waste board 4 and caulked and fixed by pressing or roll forming, so that the connection body 6 is integrally provided on the waste board 4. or,
A waterproof packing 7 is attached to the upper horizontal piece 5b in the insertion groove 5 of the connection body 6, the front end of the waterproof packing 7 extends to the inner surface of the covering piece 15, and the rear end thereof is the insertion groove 5b. It projects more than the rear end. The protruding portion 7a at the rear end of the waterproof packing 7 is doubled, and the upper packing is inserted and attached to the upper space 6a of the connection body 6. Waterproof packing 7 is foamed EPT
Sponge packing such as rubber, foamed vinyl chloride, and foamed polyethylene is preferably used. The watertight cover 8 is made of metal or plastic, the main body has a substantially inverted U shape, the roof plate 1 is tilted forward with the same inclination as the seam part 3, and the rear side piece 8a is waterproofed. Material 18 is attached. Then, the roof plate 1 is connected as follows, for example. The wasteboard 4 is fixed to the roof substrate 19, and the front seam 2 of the roofboard 1 is covered with the hanging piece 12 of the wasteboard 4 and is inserted between the covering pieces 15 to be inserted into the insertion groove 5 of the connector 6. And roof plate 1
The inner side surface of the rear vertical piece 3b of the rear seam 3 is a waterproof packing 7
Is pressed against. Next, the watertight cover 8 having a substantially inverted U shape is fitted so as to straddle between the side end portions of the roof portion 3 after the roof plate 1. In this case, the roof plate 1 is smoothly inserted by being guided by the inclined piece 16 of the insertion groove 5, and even if the roof plate 1 is thermally expanded, it is absorbed by being bitten into the stopper piece 17. Further, since the wasteboard 4 is longer than the roofboard 1, the rear end of the wasteboard 4 extends rearward from the rear end of the roofboard 1, and therefore the connection portion of the roofboard 1 due to storms or the like. Even if rainwater is sprayed on the inside of the roof plate 1 and flows back to the inside, the rainwater can be received and flowed forward. Further, in this embodiment, the waterproof packing 7 is attached to the upper horizontal piece 5b in the insertion groove 5 of the connection body 6, and the waterproof packing 7 is attached.
The front end of the cover extends to the inner surface of the covering piece 15, and the waterproof material 18 of the watertight cover 8 is located behind the roof plate 1 and behind the seam 3.
Since it is elastically contacted with 3b, a reliable waterproof property is secured at the connecting portion between the roof plates 1 and, therefore, the waste plate 4 can be made narrower. The roof plate 1 is connected in the front-rear direction by fitting the seam 2 in front of the rear roof plate 1 and the seam 3 after the front roof plate 1 as shown in FIGS. 2 and 3. To be done. In this case, the lower piece 3d of the rear seam 3 comes into contact with the rising piece 9 of the seam 2 in the front to give resistance to the load from above,
In addition, the pressing piece 23 moves the waterproof packing 7 in the rear and the rear horizontal piece
Pressing on 3b. In the embodiment shown in FIGS. 10 to 14, the connecting body 6 is used.
Chevron-shaped protrusions along the longitudinal direction on the side of the insertion groove 5 of
20 are provided. Further, a projecting piece 21 projecting upward is provided at the rear end of the connecting body 6, and the waterproof packing 7 is attached to this projecting piece 21. The waterproof packing 7 extends over the entire length in the insertion groove 5. When the roof plate 1 is connected in the front-rear direction, the pressing piece 23 presses the protruding piece 21, and the connector 6 is positioned in the front-rear direction without rattling. In the embodiment shown in FIG. 15 to FIG. 19, the waste plate 4 is wide, both side edges are bent inwardly and the draining pieces 22 are provided, and both sides have an inverted L shape. A locking recess 11 that is folded inward and opens inward is formed, and the locking piece 14 of the connector 6 is locked in the locking recess 11. In addition, the waterproof packing 7 is provided in the upper space 6a at the rear end of the connection body 6.
One end of is inserted.

【The invention's effect】

In the present invention, a waterproof packing projecting rearward is attached to the rear end of the connection body, and a pair of roof plates are arranged on the wasteboard so as to be adjacent to each other in the width direction. Since the side edge of the seam is pressed against the waterproof packing after inserting it into the insertion groove and the roof plate, you can connect by inserting it directly into the insertion groove without cutting the roof plate as in the past. In addition, after the roof plate, the side edge of the seam is pressed against the waterproof packing so that the rear end of the waste plate extends rearward from the rear end of the roof plate inserted in the insertion groove of the connector. , Since a watertight cover having a substantially inverted U-shape is fitted so as to straddle between the side ends of the seam after the roof plate, after connecting the seam after the roof plate, The lower surface is pressed against the waterproof packing on the side of the connection body, and then the watertight cover of approximately inverted U shape is laid across between the seams. By fitting it like this, the water can be sufficiently waterproofed at the back, and since the watertight cover and the waterproof packing are separate bodies, first install the waterproof packing of the wasteboard and then on it. It is possible to put the side edge of the roof plate and then install a separate watertight cover, that is, the roof plate to be joined can be installed at the roofing position and the watertight cover can be installed. In such a case, the waterproof packing of the waste board can be installed on the waste board in advance, and it can be laid sufficiently on the lower surface of the roof board, and the waterproofness of the connection part can be ensured. It is ensured that the infiltration of rainwater into the wasteboard is reduced, therefore the width of the wasteboard can be reduced,
Not only does it have a compact connection structure, but it also saves material costs and is inexpensive.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an embodiment of the present invention, FIG. 2 is a sectional view of the same as above, FIG. 3 is an enlarged view of an essential part of FIG. 2, and FIG. 4 is a sectional view of a roof plate in the same. FIG. 5 is a plan view showing a state in which a connecting body is attached to the scrap plate in the same as above, FIGS. 6, 7, and 8 are cross-sectional views taken along lines AA, BB, and CC of FIG. FIG. 9 is an enlarged view of a main part of FIG. 6, FIG. 10 is a plan view showing a state in which a connecting body is attached to a waste plate in another embodiment,
11, FIG. 12 and FIG. 13 are sectional views taken along the lines DD, EE and FF in FIG. 10, FIG. 14 is an enlarged view of an essential part of FIG. 11, and FIG. The plan view showing a state in which the connecting body is attached to the waste plate in the example, FIGS. 16, 17, and 18 are G- of FIG.
FIG. 19 is an enlarged view of an essential part of FIG. 16, FIG. 20 is an exploded perspective view showing a conventional example, 1 is a roof plate, 2 is a front , 3 is a rear seam, 4 is a waste plate, 5 is an insertion groove, 6 is a connecting body, 7 is a waterproof packing, 8 is a watertight cover, 11 is a locking recess, 14 is a locking piece, and 18 is a waterproof material. , 20 is a protruding strip, and 21 is a protruding piece.

Claims (7)

(57) [Claims] 1. A front end portion of a roof plate is bent toward a back surface side to provide a front seam portion, and a rear end portion is bent toward a front surface side so that the front seam fits into the seam portion. A rear seam is provided, and a connector with insert grooves that open to the side is provided at approximately the center in the width direction of the wasteboard that is longer than the length of the roof plate, and it projects rearward at the rear end of the connector. Install the waterproof packing, place a pair of roof plates on the wasteboard so that they are adjacent to each other in the width direction, insert the side end of the roof plate into the insertion groove, and insert the side end of the seam behind the roof plate. To the waterproof packing so that the rear end of the wasteboard extends rearward from the rear end of the roof plate inserted into the insertion groove of the connection body, and the watertight cover in the shape of an inverted U is inserted after the roof plate. A connecting structure for a roof plate, characterized in that it is fitted so as to straddle between the side end portions of the section. 2. The roof plate connection structure according to claim 1, wherein a waterproof packing is inserted into the insertion premises and the waterproof packing is projected beyond the rear end of the insertion groove. 3. The roof plate connecting structure according to claim 1, wherein a protruding piece protruding upward is provided at a rear end portion of the connecting body, and a waterproof packing is attached to the protruding piece. 4. A locking recess is formed by bending both sides of the waste plate toward the front surface side, and locking pieces projecting on both sides of a connection body separate from the waste plate are inserted into the locking recess. The connecting structure for a roof panel according to claim 1, wherein a connecting body is provided on the scrapboard. 5. A protruding strip is provided along the longitudinal direction at the side of the insertion groove of the connector.
The connection structure of the roof plate according to 2, 3, or 4. 6. The rising piece is provided by bending the rear end of the waste plate toward the front surface side.
The roof plate connection structure according to 3, 4, or 5. 7. A waterproof member is provided on at least the inner surface of the rear side piece of the watertight cover.
The connection structure of the roof plate according to 2, 3, 4, 5 or 6.