JPH02272142A - Mechanism for roof truss - Google Patents

Abstract

PURPOSE:To permit metal fittings to multi-functionate to reduce the sorts and improve productivity by arranging a plurality of penetration slots in parallel with each other previously, on the fitting piece of a raking purlin jointing metal fittings, and by enabing the fitting position of a raking purlin to be changed, to erect the purlin the section of a different span length. CONSTITUTION:On the purlin fitting piece 10 of a raking purlin jointing metal fittings base body 9 for forming an inclined roof, a plurality of penetration slots 19 are arranged in parallel with each other. After that, the base body 9 is provided with a purlin fitting piece 11, a knee brace fitting piece 12, and a brace fitting piece 13. After that, on these fitting pieces 10-13, a raking purlin 4A, a purlin 5A, a knee brace member 6, and a brace 7A are respectively fitted. Then the raking purlin 4A is erected at the section of a different span length, and the sorts are reduced to permit them to multifunctionate by setting the knee brace fitting piece 12, and are reinforced with the brace 7A, and the purlin 5A can be horizontally fitted. As a result, productivity can be enhanced and storage management and estimate work can be easily executed.

Description

Detailed Description of the Invention (Industrial Field of Application) The present invention enables the installation of climbing purlins even when the span lengths of the climbing purlins are different. Regarding a roof frame structure that can reduce the

[Prior Art] Houses using the panel construction method, in which walls, floors, roofs, etc. are formed using panels, are often used.

In buildings using this type of panel construction, each panel,
By setting the frame materials of the main building, etc. to standard dimensions, that is, modules as the basic unit, and setting them to, for example, integral multiples of the standard dimensions, and standardizing each member, it is possible to facilitate design, manufacturing, inventory management, etc., and reduce costs. At the same time, various types of houses are constructed using these standardized members.

On the other hand, when standardizing each member, as shown in the upper part of FIG. As shown in the lower part of FIG. 11, there is a double grid method in which the length between the opposing sides of the column a is set as a module M or an integral multiple thereof.

In both of these methods, in order to standardize the members, it is preferable to use the double grid method, in which the panel dimensions are determined based on the reference module M, and therefore, houses of this double grid method are increasingly being used.

Furthermore, in response to the recent preferences of residents, even standardized housing needs to meet the demands for diversification of room allocation, etc.

However, in the above-mentioned double group system, the first
In the house illustrated in Figure 2, in response to the resident's request,
When installing column a only on one side of the center plate,
Only this one side increases the width of the pillar a.

However, the number, position, etc. of the columns a are subject to change depending on the tastes of the residents. The dimensions of the frame members such as the main building also change depending on the arrangement of the pillars a, and therefore, conventionally, frame members of different lengths were used for each pillar arrangement, resulting in a wide variety of dimensions, which reduced productivity. In addition to complicating inventory management, there were other problems such as complicating cost estimation.

In the present invention, a plurality of through holes are arranged in advance in the climbing purlin attachment piece of the climbing purlin joining fittings, and the mounting position of the climbing purlin can be changed, so that even when the span length is different, one 1. Climb the main building. The purpose of the present invention is to provide a shed frame structure that can be built on a cliff, thereby increasing the commonality of the climbing main building and reducing its m type, thereby increasing productivity and making inventory management and cost estimation work easier.

[Means to solve the problem]

The first invention is a roof frame structure for forming a sloped roof,
A base body having a horizontal bottom piece, an upright piece rising from the bottom piece, and a horizontal upper piece installed at the upper end of the upright piece, is provided with the tilting house [inclined at the same angle as the climbing purlin to support, and Climb to the main building +L+
Attach the climbing purlin attachment piece that will be projected once, and install a plurality of through holes in the climbing purlin attachment piece for positioning and bolting the climbing purlin (= in the protruding direction of the J piece). The base body is fixed by bolts to the climbing purlin joint fittings 2, 1, and 11, which are installed in parallel, and are bolted to the ready-to-assemble frames 1, 1, and 2.

The second invention is that the climbing purlin joint fitting is provided with a force cane material.
A cane mounting piece G4+J is provided.

In a third aspect of the invention, a brace attachment piece is provided on the climbing purlin joining metal fitting.

In a fourth aspect of the invention, a purlin attachment piece for attaching a horizontal purlin is attached to the ascending purlin joint fitting.

[Effect]

The base body of the climbing purlin joint fitting has a horizontal bottom piece, a vertical piece, and a horizontal top piece, thereby increasing bending rigidity, thereby increasing the strength of the climbing purlin attachment.

In addition, the climbing purlin attachment piece for attaching the climbing purlin is provided with multiple through holes for positioning and attaching the climbing purlin.
One climbing purlin can be constructed in parts with different span lengths, reducing the number of types of climbing purlins.

Further, in the second invention, by providing a horizontal cane attachment piece on the climbing purlin joining metal fitting, the climbing purlin joining metal fitting is made multi-functional, and the installation of the cane material is made convenient,
Increase the rigidity of the mounting part of the climbing main building.

Furthermore, in the third invention, by installing a brace attachment piece on the climbing purlin joining metal fitting, the metal fitting can be made multi-functional and the roof frame structure including the climbing purlin can be conveniently reinforced and strengthened by the brace.

Further, in the fourth invention, the purlin attachment piece attached to the climbing purlin joint fitting can attach a horizontal purlin perpendicular to the climbing purlin, increasing the versatility of the fitting, improving the ease of assembly, and improving the installation accuracy. It also helps you improve.

〔Example〕

Hereinafter, as shown in Fig. 9, *@@facing across the main ridge A) sloped roofs B and C, and a rectangular roof with a triangular sloped roof E extending from the end to the ridge. Taking as an example a case of a house having a roof G in which one end of the slanted roof B is cut out and a notch FG for forming a balcony is provided, an embodiment thereof will be described based on the drawings.

The house has a notch F at the notch F as shown in the figure.
A wall surface W1 that faces and extends in the main line entry direction, and a relatively small gable surface W2 that is orthogonal to the wall surface W1 at an intermediate position between the wall surface W1.
and a wall surface W3 that is perpendicular to the wall surface W1 and faces the notch F.
It is equipped with.

FIG. 1.2 shows the part surrounded by a circle X1 facing the notch F in FIG. 10, which schematically shows the roof frame of the house, and in this example, the roof frame is formed as a bundle material. The gable surface W2 is
a climbing main building 4A along the slope and supporting the sloped roof B;
A main building 5A horizontally arranged along the wall surface W1, a cane member 6, and a brace 7A are attached at right angles to the climbing main building 4A.

The bundle material, that is, the frame material 2 has a base 21 made of section steel.
A bottom plate 23 bolted to the roof beam 22 etc. is provided at the lower end, and a horizontal rectangular top plate 24 is provided at the upper end.
A support fitting 26 having a receiving piece 25 that supports the lower surface of the is welded.

Parents 7Ji5A have 7 lunges 30. above and below the web 29.
The lower flange 31 is supported by the receiving piece 25, so that the upper flange 30 is located above the frame member 2.

The climbing main house 4A also has flanges 33 above and below the nib 32.
34, and is made of I-beam steel with a smaller height, about half that of the main building 5A, and is arranged to be inclined upward along the gable surface W2.

The climbing purlin joining fitting 3 has a climbing purlin attachment piece 10, a purlin attachment piece 11, a cane attachment piece 12, and a brace attachment piece 13 provided on the base body 9.

The base body 9 is formed into an I-shaped steel shape by welding the webs of two long and short base pieces 9A and 9B made of channel steel, and has an extension part extending toward the climbing purlin 4A on the lower surface of the upper flange. A lower plate 14 having a shape is welded together. Note that the length of the short base piece 9B is such that it is formed between the upper plate 24 of the frame member 2 together with II of the lower plate 14, and the base piece 9A is
, 9B, the ends facing the gable surface W2 are aligned and welded, so that the other end of the long base piece 9A is the same as the base piece 9.
It is extended from B.

The lower flanges of the base pieces 9A, 9B together with the lower plate 14 form the bottom piece 15 of the base body 9;
An upper piece 17 is formed at the upper end, thereby forming the base body 9 with a large opening.

Further, the base pieces 9A and 9B have their longitudinal direction aligned with the lower plate 1.
4, and by bolting the bottom piece 15 to the base piece 24 with the base pieces 9A and 9B facing the wall surface W1, the base piece 9A is The extension portion forms a horizontal purlin attachment piece 11 to which the purlin 5A is attached.

The main building attachment piece 1 is formed as an extension of the base piece 9A to form a U-shape, and the flange thereon supports the lower surface of the flange 30 on the main building 5A. Further, the web 29 of the purlin 5A is bolted to the web, so that the lower flange 31 is supported and bolted to the receiving piece 25, so that the mother W5A can be firmly attached.

Further, the extension of the lower plate 14 projects horizontally toward the gable surface W2, thereby forming the cane attachment piece 12 to which the upper end of the cane material 6 arranged on the gable surface W2 is attached. The cane member 6 is provided with a horizontal mounting plate 40 via a vertical joint 39 on the upper end of a long diagonal member 37 made of channel steel with a lip, and the mounting plate 40 is attached to the upper end of a long diagonal member 37 made of channel steel with a lip. The upper end is fixed by bolting to the lower surface of the mounting piece 12. Furthermore, a horizontal mounting plate 40 is attached to the lower end via a connecting plate 39.
The mounting plate 40 is attached to the roof beam 22 via the bottom plate 42 of a gutter material 41 such as another bundle material, which is installed upright on the roof beam 22.
By bolting to the roof beam 22, the roof beam 22 is firmly bolted while supplementing its rigidity.

@The purlin attachment piece 10 is a relatively long plate that extends obliquely toward the climbing purlin 4A from a base 44 whose interior is welded to the groove of the base piece 9A and the upper surface of the cane attachment piece 12. The height of the main house attachment piece 10 is set to a size that allows it to fit into the upper and lower flanges 33, 34 of the climbing purlin 4A.

Further, the climbing purlin 4A has two sections at the lower end of the web 32.
Two through holes 45.45 are arranged in parallel in the longitudinal direction, while a plurality of through holes 45.45 are arranged in parallel in the longitudinal direction, and a plurality of through holes 45.45 are arranged at a pitch of half the length L/2 of the length L between the through holes 45. For example, five through holes 19 are arranged in parallel. It is therefore clear that the climbing purlin 4A can be bolted to the purlin attachment piece 10 in three different positions, depending on the selection of the through holes 19-.

In this way, in a double grid type house, even when the span lengths between the frame members 2 such as bundles are different, the same climbing purlin 4A is constructed over the spans. As a result, the frame can be passed between many roof frame structures having different span lengths using one or a small number of climbing purlins.

In this example, the brace attachment piece 13 is attached to the climbing purlin attachment piece 1 by running along the upper piece of the climbing purlin attachment piece 10.
0, the brace mounting piece 1 is a rectangular plate that is inclined at the same slope as
3 is welded to the outer edge of the flange on the base piece 9A via a vertical support piece 47. In addition, the brace mounting piece 13 is
The brace 7A is arranged parallel to the roof surface formed by the sloped roof B by tilting at the same slope as the climbing purlin attachment piece 10.
can be bolted together through the holes.

This figure shows another embodiment adopted in the department. A similar configuration can also be used for the portions surrounded by circles X3, X4, etc. in FIG. 11).

In this embodiment, the climbing purlin joining fittings 3 are bolted onto the frame members 2, which are bundled materials, erected at the corner, and are attached along the sloped roof B of the wall surface W3. , Attach the lower climbing purlins 4B and 4C, the purlins W, 5B and 5C extending horizontally in the upward direction, and the braces 7B and 7C17D.

The base body 9 is a relatively long base piece 9C2 made of a channel mesh.
9D is made to hang down by the length 11 of the frame member 2, and the base piece 9C19D does not protrude from the overlapping part, but by the extension part, the main buildings 5B and 5C are connected as in the above embodiment. Form a purlin attachment piece 11.11 to be bolted to. Also in this embodiment, the lower plate 14 is attached to the lower surface of the bottom piece 15 of the base body 9, and the lower plate 14 has an extended portion that allows the climbing purlin joint fitting 3 to be used in other parts. A cane attachment piece 12 for attaching the three cane members 6 is formed.

Further, on the base body 9, climbing purlin mounting pieces 10.10 are provided extending toward the climbing purlins 4B and 4C and having a plurality of through holes 19 arranged in parallel at the same slope, protruding from both sides of the slope. Brace mounting piece 13.13 is upper and lower climbing purlin mounting piece 1O1
It is provided along the upper side of 10. Also, brace mounting piece 13
The holes on both sides of the braces 7B, 7C1'7
D can be connected parallel to the sloped roof.

Incidentally, the frame member 2 is provided with a protruding support metal fitting 26 that supports the receiving pieces 25, 25 extending toward the main buildings 5B, 5C, so that the main buildings 5B, 5C can be firmly attached in the same way.

In addition, as shown by the dashed line in Fig. 4.5, the main building 5B, 5
When using I-shaped steel with a small height as C, bolting is performed using only the purlin attachment piece 11 without using the receiving piece 25.

FIG. 6.7 shows still another embodiment in which the roof frame structure of the present invention is adopted in the ridge portion of the portion surrounded by the circle X5 in FIG. 10.

In this embodiment, the frame member 2 is a bundle member installed upright at the ridge, and the base 9 of the ascending purlin joint fitting 3 is
Similar to the embodiment shown in the figure, the long and short base pieces 9A and 9B are
One end is aligned and welded back to back, base piece 9A
The extension part forms a purlin attachment piece 11, and also includes a climbing purlin attachment piece 10.10 running at the same slope as the sloped roofs B and C, and a brace attachment piece 13.13 along the upper side thereof, and similarly. Used for attaching ridgepole 8A, climbing purlins 4A, 4D, and brace 7B.

In addition, the base body 9 is a base piece 9C of the same size as shown in FIGS. 3 to 5.
By using 19D, in FIG.
, A climbing purlin joining fitting 3 that can be used is formed at the portion indicated by X7.

Further, FIG. 8 shows a part surrounded by an ellipse X8 in FIG. 10, and is used for attaching a climbing purlin 4F between the purlins 5D and 5E, which are arranged horizontally and parallel to the sloped layer JIB, for example. Another example is shown.

In this embodiment, the climbing purlin joining fittings 3 are attached (the frame members 2 are the purlins 5D and 5E, one U-shaped screw member is used as the base 9, and the climbing By removing the climbing purlin attachment piece 10 extending in the direction of inclination of the beam 4F and having a plurality of through holes 19, and the brace attachment piece 13 disposed on its upper side, the purlins 5D, 5E
The 4th floor of the main building can be built by climbing up between them.

In this way, by arranging a plurality of through holes 19 in the climbing purlin attachment piece 10 in parallel in its protruding direction, the climbing purlins 4A to
4F can be installed by repositioning, and therefore, a small number of types of climbing purlins 4A~
The 4th floor makes it possible to pass the rack.

〔Effect of the invention〕

The base of the climbing purlin joint fitting has a horizontal bottom piece, an upright piece, and a horizontal top piece, and has high bending rigidity, which increases the strength of the climbing purlin attachment. In addition, the climbing purlin attachment piece to which the climbing purlin is attached has the position I! Since a plurality of through holes are provided for replacement and attachment, the frame can be passed between the frame members of the roof assembly having different span lengths using one climbing purlin, and the number of types of climbing purlins can therefore be reduced.

In the second invention, by providing a horizontal cane attachment piece on the climbing purlin joint metal fitting, the climbing purlin joint metal fitting is made multi-functional, the installation of the cane material is convenient, and the mounting part of the climbing purlin is Increase rigidity.

Furthermore, in the third invention, by providing the brace attachment piece on the climbing purlin joining metal fitting, the metal fitting can be made multi-functional and the roof frame structure including the climbing purlin can be conveniently strengthened by the brace.

In the invention of No. 4, the purlin attachment piece installed in parallel with the climbing purlin joining metal fitting allows a horizontal purlin perpendicular to the climbing purlin to be attached, increasing the versatility of the metal fitting.

[Brief explanation of drawings]

Fig. 1 is a front view showing one embodiment of the present invention, Fig. 2 is an exploded perspective view thereof, Fig. 3 is a front view showing another embodiment, Fig. 4 is a plan view, and Fig. 5 is an exploded perspective view. 6 is a front view showing still another embodiment, FIG. 7 is a perspective view illustrating the climbing purlin joint fittings, FIG. 8 is a perspective view showing still another embodiment, and FIG. 9 is a perspective view showing still another embodiment. The figure is a perspective view schematically showing a house in which the roof framework structure of the present invention is adopted, FIG. 10 is a perspective view showing the entire roof framework, FIG. 11 is a line diagram explaining the double grid system, and FIG. 12 is its plan view. 2-・Framework materials, 4.4A~4F-Climbing main building,
5.5A・-, 5E-・Main building, 6-・Cane material, 7-
・-Brace, 9-・Base, 10-・Climbing purlin attachment piece, 1-・・Purlin attachment piece, 12-・Standing attachment piece, 13-Brace attachment piece, 15-Bottom piece, 1
6-vertical piece, 17-upper piece, 19-through hole. Patent Applicant National Housing Industry Co., Ltd. Agent Patent Attorney Tadashi Naemura Figure 3 Figure 4 Figure 11 Figures 1 and 12

Claims (1)

[Scope of Claims] 1. A roof frame structure for forming a sloped roof, which has a base having a horizontal bottom piece, a vertical piece rising from the bottom piece, and a horizontal top piece provided at the upper end of the vertical piece, A climbing purlin attachment piece that is inclined at the same angle as the climbing purlin supporting the sloped roof and protruding toward the climbing purlin is attached, and a plurality of transparent holes are attached to the climbing purlin attachment piece, and the climbing purlin is repositioned and bolted to the climbing purlin attachment piece. A roof assembly structure in which climbing purlin joining metal fittings having holes arranged in parallel in the protruding direction of the climbing purlin attachment pieces are fixed to a frame member for forming the roof assembly by bolting the base body. 2. A roof frame structure for forming a sloped roof, in which the sloped roof is supported on a base having a horizontal bottom piece, a standing piece rising from the bottom piece, and a horizontal top piece provided at the upper end of the standing piece. A climbing purlin attachment piece that inclines at the same angle as the climbing purlin and projects toward the climbing purlin, and a horizontally protruding cane attachment piece for bolting the cane material are fixed to the climbing purlin attachment piece, and A plurality of through holes for repositioning and bolting the climbing purlin are arranged in parallel in the protruding direction of the climbing purlin attachment piece, and the base body is bolted to a frame member for forming a roof assembly. A fixed roof frame structure. 3. A roof frame structure for forming a sloped roof, in which the sloped roof is supported on a base having a horizontal bottom piece, a standing piece rising from the bottom piece, and a horizontal top piece provided at the upper end of the standing piece. Fixing a climbing purlin mounting piece that is inclined at the same angle as the climbing purlin and protruding toward the climbing purlin, and a brace mounting piece that supports one end of a brace that intersects with the climbing purlin and is arranged parallel to the roof surface, Moreover, a plurality of through holes for repositioning and bolting the climbing purlin are arranged in parallel in the protruding direction of the climbing purlin attachment piece on the climbing purlin attachment piece. A roof frame structure in which the base body is fixed to timber by bolting. 4. A roof frame structure for forming a sloped roof, which has a base having a horizontal bottom piece, a standing piece rising from the bottom piece, and a horizontal upper part provided at the upper end of the standing piece, and a climbing plate that supports the sloped roof. A climbing purlin attachment piece that is inclined at the same angle as the main house and projects toward the climbing purlin, and a purlin attachment piece extending from the base body and attaching the purlin provided perpendicularly and horizontally to the climbing purlin, and A climbing purlin joining fitting, in which a plurality of through holes for repositioning and bolting the climbing purlin attachment piece, are arranged in parallel in the protruding direction of the climbing purlin attachment piece, is attached to the climbing purlin attachment piece as a frame member for forming a shed assembly. A roof frame structure in which the base body is fixed by bolting to the base body.