JP4711312B2 - Simple roof construction method and construction jig - Google Patents

Description

  The present invention relates to a method for constructing a simple roof such as a terrace roof, a balcony roof, and a carport roof, and a construction jig used for the construction.

A simple roof disclosed in Patent Document 1 is known.
The simple roof connects the rafter and the front frame with left and right side frames, and connects the rafter and the front frame to the rafter over the rafter and the front frame, and has a plurality of frame portions, and each of the roof frames It has a roof plate attached to each frame.
As a method of constructing and assembling such a simple roof at the construction site, the rafter and the front frame and one side frame are made into a U-shaped frame, and in that state, the roof plate extends over the rafter and the front frame. Hanging over and supporting it, hanging the roofboard on the rafter, sliding along the front frame and pressing it against one side frame, then attaching the rafter to form one frame, and roofing on that frame Install the board.
After this, a method is known in which roof plates are sequentially attached in the same manner as described above, and finally the other side frame is connected.
Japanese Patent Publication No. 3-5461

If the method of constructing a simple roof as described above, the roof plate may fall off the rafter when it is supported across the rafter and the front frame. One has to work carefully so that the roofboard does not fall from the rafters, which is troublesome.
In particular, when the depth dimension of the roof plate (the dimension between the rafter and the front frame) is large, it is difficult for one operator to perform the construction, and two or more workers are required.

  The object of the present invention is to construct a simple roof that can be easily supported by a single operator over the rafter and front frame, without the roof plate falling from the rafter. It is to provide a method and a construction jig used for the construction.

The construction method of the simple roof of the present invention is a roof frame having a plurality of frame parts in which a rafter and a front frame are connected by left and right side frames, and a rafter is connected across the rafter and the front frame. A simple roof having a roof plate attached to each frame portion is supported by spanning the roof plate across the rafter and the front frame without attaching the rafter, and then connecting the rafters to the frame portion. It is a construction method that attaches a roof plate to its frame part,
When spanning and supporting the roofing board, a construction jig having a supporting surface is attached to the rafters so that the supporting surface extends below the roofing board so that the supporting surface is below the roofing board. It is a construction method of a simple roof characterized in that a roof plate is placed on a support surface of a jig and is supported across a rafter and a front frame.

In the construction method of the present invention, after the roof board is hung and supported, the construction jig is removed from the rafter, and the construction jig is attached to a portion for forming a frame portion for mounting the next roof board in the rafter. Can be.
If it does in this way, a roof board can be attached to each frame part by using one construction jig.

The construction jig of the present invention is a construction jig that supports the roof plate by attaching to the rafters during roof construction,
A support surface for supporting the roof plate, an upper locking portion, and a lower support portion;
The lower support part supports the lower part of the construction jig so as to be able to rotate downward on the rafter by contacting the lower support receiving part of the rafter.
The upper locking portion is locked to the upper latch receiving portion of the rafter so that the upper portion of the construction jig is locked to the rafter so as not to rotate downward. It is a tool.

In the construction jig of the present invention, the rafter has a recess for supporting the roof plate at the upper part of the attachment part, and a downward fin piece is provided below the recess to provide an upper latch receiving part. Provide a projecting piece at a lower position than the fin piece of the mounting portion to be a lower support portion,
It has a horizontal plate and a downward vertical plate, and the horizontal plate is provided with an upward piece to be engaged with the downward fin piece, as an upper locking portion,
A horizontal support piece in contact with the upper surface of the protruding piece and a vertical piece in contact with the tip end face of the protruding piece can be provided on the downward vertical plate to form a lower support portion.
In this way, with the construction jig attached to the rafter, the upper surface of the horizontal plate becomes the support surface, and the upper surface of the horizontal plate can be continued to the concave portion of the rafter. It can be smoothly inserted into the rafter hanging recess while being placed on the upper surface of the horizontal plate.
In addition, by holding the horizontal plate of the construction jig by hand and turning it upward at a slight angle, the horizontal piece comes off the tip of the protruding piece, so the construction jig can be easily attached with the roof plate attached. Can be removed.

  According to the construction method of the present invention, when the roof board is supported across the rafter and the front frame, the rafter hanging portion of the roof board is placed on the support surface of the construction jig. The roof panel does not fall from the rafters, and it is supported by a single operator that covers the roof panel across the rafters and the front frame, without the roof board falling from the rafters. it can.

According to the construction jig of the present invention, the lower support part is supported by the lower support receiving part of the rafter, and the upper engaging part is locked to the upper latch receiving part of the rafter, Can be mounted on rafters.
The lower support portion can be detached from the lower support receiving portion and removed by rotating the construction jig upward at a slight angle from this attached state.
Therefore, the construction jig can be easily attached to and detached from the rafter.

As shown in FIGS. 1 and 2, the rafter 1 and the front frame 2 are connected to each other by left and right side frames 3 to form a rectangular shape, and a plurality of rafters 4 are connected across the rafter 1 and the front frame 2. The roof frame 6 has a plurality of frame portions 5.
A roof plate 7 (roofing material) is attached to each frame portion 5 of the roof frame 6 to form a simple roof.
In this embodiment, a field edge 8 is connected between the side frame 3 and the rafter 4 and between the rafters 4.
Further, the rafter 1 is attached to the building outer wall 9, and the front frame 2 is supported by the support column 10 to serve as the roof of the terrace.

The rafter 1 and the front frame 2 have recesses 1a and 2a for supporting the roof plate 7 as shown in FIG.
The concave portion 1a of the rafter 1 is open toward the front frame 2 and is continuous in the longitudinal direction.
One end portion of the roof plate 7 in the depth direction is inserted into the concave portion 1a of the rafter 1 and is supported on the upper and lower portions of the opening edge of the concave portion 1a by a sealing material (leading beat) 11 and a retrofit beat 12.
The concave portion 2a of the front frame 2 opens toward the rafter 1 and is continuous in the longitudinal direction.
The other end portion of the roof plate 7 in the depth direction is inserted into the concave portion 2a of the front frame 2, and is supported on the upper and lower portions of the opening edge of the concave portion 2a by a sealing material (advanced beat) 13 and a retrofit beat 14.

Each side frame 3 and each rafter 4 have recesses 3a and 4a for supporting the roof plate 7, as shown in FIG.
The concave portion 3a of the side frame 3 opens toward the rafter 4 and is continuous in the longitudinal direction.
An end portion in the width direction of the roof plate 7 is inserted into the concave portion 3a of the side frame 3, and is supported on the upper and lower portions of the opening edge of the concave portion 3a by a sealing material (advanced beat) 15 and a retrofitted beat 16.
The concave portions 4a of the rafter 4 are formed on both sides of the rafter 4 in the width direction and are continuous in the longitudinal direction.
An end portion in the width direction of the roof plate 7 is inserted into the concave portion 4a of the rafter 4 and is supported on the upper and lower portions of the opening edge of the concave portion 4a by a sealing material (advancing beat) 17 and a retrofitting beat 18.

In the above description, the retrofit beats 12, 14, 16, and 18 are attached by being pushed in between the lower portion of the opening edge of each recess and the lower surface of the roof plate 7, and the upper surface of the roof plate 7 has each sealing material (advanced beat). Crimp to 11, 13, 15, 17.
In FIG. 3, the illustration of the side frame 3 and the field edge 8 is omitted, and the illustration of the rafter 1 is omitted in FIG. 4.

Next, a simple roof construction method will be described.
As shown in FIG. 5A, the rafter 1, the front frame 2, and the one side frame 3 form a long U-shaped frame 20.
A construction jig 30 is detachably attached to one end portion in the longitudinal direction of the rafter 1 (the portion forming the frame portion 5 on the side frame 3 side).
The construction jig 30 has a support surface 30a for placing and supporting one end portion of the roof plate 7 in the depth direction.
The construction jig 30 is detachably attached to the lower part of the rafter 1 so that its support surface 30a is positioned below the recess 1a and projects to the front frame 2 side from the opening end of the recess 1a. It is.

  For example, as shown in FIG. 6, the opening edge lower portion 1b of the recess 1a of the rafter 1 and the support surface 30a of the construction jig 30 are continuous, and the support surface 30a is closer to the front frame 2 than the opening edge lower portion 1b. It overhangs towards the.

As shown in phantom lines in FIG. 5A, the operator holds the roof plate 7 by hand and lifts and supports the end portion 7 a in the depth direction on the support surface 30 a of the construction jig 30. 6 is inserted into the recess 1a of the rafter 1 as shown in phantom lines, and the other end portion 7b in the depth direction of the roofing material 7 is inserted into the recess 2a of the front frame 2 as shown in FIG. As shown in FIG. 5 (b), the roof plate 7 is supported across the rafter 1 and the front frame 2. Even if the insertion procedure to the rafter 1 and the front frame 2 is reversed.
In this state, the retrofit beats 12 and 14 are not attached.

From the state described above, the roof plate 7 is moved toward one side frame 3 as indicated by an arrow in FIG. 5B, and as shown in FIG. 7 c is inserted into the recess 3 a of one side frame 3.
Then, as shown in FIG. 5 (d), the rafter 4 is connected across the rafter 1 and the front frame 2, the above-mentioned retrofit beats 12, 14, 16, 18 are attached, and the field edge 8 is attached. The roof plate 7 is attached to one frame portion 5.

Thereafter, the construction jig 30 is removed, and the construction jig 30 is attached to the portion of the rafter 1 where the next frame portion 5 is formed as shown in FIG. Install.
The construction jig 30 may be removed after the roof board 7 is supported over the rafter 1 and the front frame 2 or may be removed at any time thereafter.

  As described above, the roof plate 7 is sequentially attached to each frame portion 5 and the last roof plate 7 is attached. Finally, the other side frame 3 is attached to form the frame portion 5, and the last roof plate is attached to the frame portion 5. 7 is installed.

Next, details of the construction jig 30 will be described.
The construction jig 30 includes an upper locking portion 31 and a lower support portion 32 as shown in FIGS.
As shown in FIG. 6, the rafter 1 has an upper locking receiving portion 40 at a position below the recess 1 a and a lower support receiving portion 41 at a position below the upper locking receiving portion 40. Yes.
Then, the construction jig 30 does not move to the rafter 1 and downward and to the rafter 1 side (the housing 9 side) by contacting the lower support portion 32 with the lower support receiving portion 41, and the front frame 2 side. It is supported so as to be movable. That is, the lower part of the construction jig 30 is supported so as to be rotatable downward (arrow a).
When the upper locking portion 31 is locked to the upper locking receiving portion 40, the construction jig 30 does not move toward the rafter 1 toward the front frame 2, and downward and toward the rafter 1. Is movably supported. That is, the upper portion of the construction jig 30 is locked so as not to rotate downward.

Thus, the construction jig 30 is locked to the rafter 1 by locking the upper locking portion 31 to the upper locking receiving portion 40 and contacting the lower support portion 32 to the lower support receiving portion 41. Can be installed.
In the state in which the construction jig 30 is attached as described above, the construction jig 30 has a posture in which the support surface 30a is inclined downward so that the front frame 2 side is downward with respect to the horizontal. The lower support portion 32 is firmly supported by the lower support receiving portion 41 by its own weight.
If the construction jig 30 is long, the position of the center of gravity is closer to the front frame 2, so that the support surface 30a can be firmly supported as a horizontal posture.

  Further, with the construction jig 30 attached to the rafter 1 as shown in FIG. 6, the lower support portion 32 is moved by rotating the construction jig 30 upward by a slight angle as indicated by an arrow b. Since the lower support receiving portion 41 and the upper locking portion 31 are detached from the upper locking receiving portion 40, the construction jig 30 can be removed.

The construction jig 30 includes a horizontal plate 33 and a downward vertical plate 34 provided on the lower surface of the horizontal plate 33, and an upward piece 35 is integrally formed at one end (rafter hanging side) of the horizontal plate 33. This upward piece 35 is the upper locking portion 31.
A horizontal piece 36 and a vertical piece 37 are provided in a bowl shape at the lower end of the downward vertical plate 34, and the horizontal piece 36 and the vertical piece 37 serve as the lower support portion 32.
The rafter 1 has the above-described recess 1 a at the upper portion of the attachment portion 42, and a downward fin piece 43 is provided continuously to the opening edge lower portion 1 b of the recess 1 a. The downward fin piece 43 is used as the upper locking receiving portion 40 so that the piece 35 is locked.
A projecting piece 44 protrudes toward the front frame 2 at the lower portion (lower position than the fin piece 43) of the rafter 1 and the lateral piece 36 is formed on the upper surface of the projecting piece 44. The projecting piece 44 is used as the lower support receiving portion 41 so that the vertical piece 37 contacts the tip surface of the projecting piece 44.

On the upper surface of the horizontal plate 33, a plate having a high coefficient of friction and having a buffer function, for example, a rubber plate 38, is provided, and this rubber plate 38 serves as the support surface 30a.
Since it is like this, since the roof board 7 contacts the rubber plate 38, the roof board 7 is difficult to slide down, and the roof board 7 can be prevented from being damaged.
In addition, a downward piece 39 is provided at the other end (front frame 2 side) of the horizontal plate 33.
As described above, when the construction jig 30 is pivoted upward and removed as described above, it can be easily pivoted upward by holding the downward piece 39.

In the above-described embodiment, the roof plate 7 is attached in a straight line, but may be attached in a curved manner.
Of course, the roof is not limited to a terrace, and can be used as a balcony roof, a carport roof, or the like.
In short, the simple roof according to the present invention is a roof frame 6 having a plurality of frame parts 5 of a rafter 1, a front frame 2, left and right side frames 3 and rafters 4, and a roof plate 7 is attached to each frame part 5. If it is good.

It is a schematic plan view of a simple roof. It is a schematic side view of a simple roof. It is an AA expanded detailed sectional view of FIG. It is BB expansion detailed sectional drawing of FIG. It is explanatory drawing which shows embodiment of the construction method of a roof. It is sectional drawing of the state which attached the construction jig to the rafter. It is a perspective view of a construction jig.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Rafter hanging, 1a ... Concave part, 2 ... Front frame, 3 ... Side frame, 4 ... Rafter, 5 ... Frame part, 6 ... Roof frame, 7 ... Roof board, 30 ... Construction jig, 30a ... Support surface, 31 ... Upper locking part, 32 ... Lower support part, 33 ... Horizontal plate, 34 ... Downward vertical plate, 35 ... Upper piece, 36 ... Lateral piece, 37 ... Vertical piece, 40 ... Upper locking receiving part, 41 ... lower support receiving part, 42 ... mounting part, 43 ... downward fin piece, 44 ... projecting piece.

Claims (4)

The rafter and the front frame are connected by the left and right side frames, and the rafters are connected across the rafter and the front frame to have a roof frame having a plurality of frame portions, and a roof plate attached to each frame portion. The simplified roof is supported by spanning the roof plate over the rafter and the front frame without attaching the rafter, and then connecting the rafter to form the frame portion, and the roof plate on the frame portion A construction method for mounting,
When spanning and supporting the roofing board, a construction jig having a supporting surface is attached to the rafters so that the supporting surface extends below the roofing board so that the supporting surface is below the roofing board. A method for constructing a simple roof, characterized in that a roof plate is placed on a support surface of a jig and supported across a rafter and a front frame.   The construction jig according to claim 1, wherein the construction jig is detached from the rafter and then attached to a portion forming a frame portion for attaching a next roof board in the rafter. Simple roof construction method. It is a construction jig that supports the roof plate by attaching it to the rafters during roof construction,
A support surface for supporting the roof plate, an upper locking portion, and a lower support portion;
The lower support part supports the lower part of the construction jig so as to be able to rotate downward on the rafter by contacting the lower support receiving part of the rafter.
The upper locking portion is locked to the upper latch receiving portion of the rafter so that the upper portion of the construction jig is locked to the rafter so as not to rotate downward. Ingredients. The rafter has a recess for supporting the roof plate on the upper part of the mounting part, and a downward fin piece is provided below the concave part to form an upper locking receiving part, which is below the fin piece of the mounting part. Provide a protruding piece at the position as the lower support part,
It has a horizontal plate and a downward vertical plate, and the horizontal plate is provided with an upward piece to be engaged with the downward fin piece, as an upper locking portion,
The construction jig according to claim 3, wherein the downward vertical plate is provided with a horizontal piece in contact with the upper surface of the protruding piece and a vertical piece in contact with the tip end surface of the protruding piece to form a lower support portion.

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