JP3113582B2 - Joint between beam and column and carport with the same - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint between a beam and a column for joining a column and a beam extending from the column in a carport, for example, and a carport provided with the same.

[0002]

2. Description of the Related Art FIG. 9 is a perspective view showing a conventional beam and support joint. As shown in FIG.
Is made of a square steel pipe, and is composed of a column-side joining member 41 inserted into the rectangular column-shaped column 45, and a square steel tube formed narrower than the column-side joint member 41, and is inserted into the rectangular column-shaped beam 46. And a beam-side joining member 42. This joint fitting 40 has a “U” -shaped notch opening 4 formed over the front and rear surfaces of the upper end of the column-side joint member 41.
3, the base end of the beam-side joining member 42 is inserted and welded, and is integrally formed in a substantially "C" shape.
A steel pipe smaller than the inner size of the column 45 is used for the column-side joining member 41, and a pair of upper and lower spacers 44 for preventing rattling when the column-side joining member 41 is inserted into the column 45 are used around the steel pipe. Installed.

[0003] Further, since a sufficient gap is formed between the front surface of the column-side joining member 41 and the front surface of the column 45 by the spacer 44, even if the weld bead generated at the edge of the cutout opening 43 obstructs the column 45, The base end of the beam 46 can be sufficiently inserted into the hole. Thus, the support 45 and the beam 46
Has a neat appearance.

[0004]

In such a conventional metal fitting 40, the spacer 44 is required as described above, so that the number of components of the metal fitting 40 is increased, and the process of mounting and attaching the spacer 44 is performed. In addition, there is a problem that the manufacturing cost of the joint fitting 40 increases.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and does not require a spacer to be attached to a column-side joining member, and can easily join a beam and a column at low cost. It is an object of the present invention to provide a joint between a beam and a support that can be used and a carport having the same.

[0006]

According to the present invention, there is provided a joint between a beam and a column, wherein the column and the column are joined with the base end of the beam inserted into an opening formed in the front surface of the upper end of the column. And a column-side joint member inserted into the upper end of the column, and a base end of the beam inserted into the notch opening formed in the front surface of the column-side joint member and welded to the column-side joint member. A beam-side joining member to be formed, wherein the pillar-side joining member is formed such that at least an opening-side edge forming a cutout opening is recessed with respect to a front surface thereof.

[0007] According to this structure, since the opening side edge of the notch opening formed in the column-side joining member is recessed with respect to the front surface of the column-side joining member, the beam inserted into the notch opening. A welding portion (for example, a weld bead) formed when the side joining member and the column side joining member are welded together supports or supports a small opening of the column when inserting the column side joining member into the column. There is no obstruction to allow the beam to be inserted into the column, and the base end of the inserted beam does not protrude from the front surface of the column. For this reason, it is not necessary to attach a spacer to the column-side joining member, and the beam can be joined to the column with good appearance.

In this case, the beam is inclined obliquely upward from the base end, and the front surface of the upper end portion of the column-side joining member having the cutout opening is inclined rearward so as to be perpendicular to the longitudinal direction of the beam. It is preferable that it is formed.

According to this structure, the front end of the upper end portion of the column-side joining member having the cutout opening is formed so as to be inclined so as to be perpendicular to the longitudinal direction of the beam, so that the base end of the beam is formed. If you need to trim and adjust the length,
Just cut the base end of the beam at right angles to the longitudinal direction,
Can be adjusted. Therefore, the beam can be easily processed and the length can be adjusted even at the site.

[0010] The carport of the present invention is characterized in that:
(2) A carport provided with a joint between a beam and a column described in (1), wherein at least a base end portion in a longitudinal direction of the beam is formed in a straight line.

According to this structure, by inserting the beam-side joining member of the joining fitting into the straight base end of the beam, the column and the beam can be firmly joined and the carport can be easily constructed. Can be done. In addition, since the beam can be easily cut off at the site, the width of the carport (length of the beam) can be easily adjusted even at the site.

[0012]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a carport provided with a metal fitting according to an embodiment of the present invention. As shown in FIGS. 1 and 2, the carport 1 includes an arched roof 2, a pair of front and rear columns 3, 3 provided on the left and right, and a central portion supported by upper ends of these columns 3, 3. The main components are composed of a curved beam 4 and a foundation 5 for fixing each column 3 to the ground. Roof 2
Are side frames 6 and 7 and front and rear frames 8 and 8 forming four circumferences,
A plurality of purlins 10 bridged between the side frames 6 and 7 and a plurality of rafters 11 bridged between the front and rear frames 8 and 8 constitute a hut group. A plurality of roofing materials 12 are provided via a roofing holding material. A gutter 9 for discharging rainwater from the roof 2 to the ground surface is provided along the columns 3 on the side frame 6 side.

The roof 2 has a central portion curved upward along the beam 4, and has a width between the front and rear struts 3, 3, which allows two passenger cars to be parked. A joint between the beam 4 and each of the columns 3, 3,
That is, openings 3a are formed in the upper end portions of the columns 3, 3 on the sides facing each other, and both base ends of the beam 4 are inserted shallowly into the columns 3 through the openings 3a. Have been. And, at this joint where the load is most applied, the joint fittings 20, 20 for mutually joining the columns 3, 3 and the beam 4 to each other.
Is incorporated.

Hereinafter, the joining fitting 20 will be described with reference to FIGS. The joint fitting 20 includes a column-side joint member 21 inserted into the upper end of the column 3 and a beam-side joint member 22 inserted into the base end of the beam 4, as shown in FIGS. 4 and 5. , Support side joining member 21
Are welded in a state where the tail end of the beam-side joining member 22 is inserted into the notch openings 23 and 24 formed at the upper end of the beam, and are formed in a substantially "<" shape.

As shown in FIG. 7, the column-side joining member 21 is formed by bending a steel plate into a substantially U-shape to form a first column-fitting plate 25 and a second column-fitting plate 26. , 26a are welded together in a state where the tips of the two are overlapped. In addition, the column-side joining member 21
Support metal plate 2 corresponding to the front (beam side) and rear
Each of the rib pieces 25a and 26a of 5 and 26 is folded inward, and the strut-side joining member formed by these strut metal plates 25 and 26 has a front surface and a rear surface formed with depressions.

Further, at the upper end of the column-side joining member 21,
As shown in FIG. 3B, the front surface is formed to be inclined rearward so as to be perpendicular to the longitudinal direction of the beam 4. Further, the length of both rib pieces 25a, 26a of the first and second support metal plates 25, 26, that is, the bent portions 25b, 2b,
The length from 6b to the tip is formed shorter than that of the lower part, and a predetermined gap is formed at these tips.
That is, notch openings 23 and 24 for inserting the beam-side joining member 22 into the recessed portions on the front and rear surfaces are formed at the upper end of the column-side joining member 21, respectively.

Further, the first and second support bracket plates 25, 2
At the center of 6, a concave portion 25c, 26c is formed along the longitudinal direction in order to increase the strength of the column-side joining member 21. In addition, the first and second support metal plates 2
5 and 26, a pair of female screw members 27,
27 are welded. These female screw members 27, 27
Are for fixing the support-side joining member 21 in the support 3, and are provided so as to be vertically diagonally positioned. Thus, the column-side joining member 21 can be fixed in the column 3 with good balance. The female screw member 27
Alternatively, burring may be performed on predetermined positions of the first and second support bracket plates 25 and 26, and female threads may be formed directly on the processed portions.

As shown in FIG. 6, the beam-side joining member 22
It is formed by bending a steel plate into an almost inverted “U” shape,
As shown in FIG. 3 (b), a reinforcing member 30 extending over both rib pieces 22a, 22a is welded to the lower end of the tip where the beam 4 is inserted. In order to enhance the strength of the beam-side joining member 22, the pair of upper and lower recesses 22b, 22b and 22c, 22c
c is formed, and a pair of upper and lower concave portions 22d, 22d is formed in a portion inserted into the upper end portion of the column-side joining member 21. A recess 22e is also formed at the center of the upper portion of the beam-side joining member 22 along the longitudinal direction. Further, a female screw member 28 for fixing the beam-side joint member 22 to the inside of the base end of the beam 4 is welded to the inside of both rib pieces 22a, 22a. Front and back frame 8
A female screw member 29 for attaching the second member is welded.
In addition, the female screw member 28 may be subjected to burring on both the rib pieces 22a, 22a in the same manner as the female screw member 27, and the female screw may be formed directly on the processed portion.

The beam-side joining member 22 is welded to the upper end of the column-side joining member 21 as follows. That is, the tail ends of the beam-side joining members 22 are inserted into the notch openings 23 and 24 formed on the front and rear surfaces of the upper end portion of the column-side joining members 21 respectively. Welded. In addition, the central portions 32 and 33 of the upper ends of the first and second column fitting plates 25 and 26 in the column side joining member 21 are both folded inward, and the upper ends and side portions thereof are welded to the beam side joining member 22. I have.
Also, the beam-side joining member 22 is moved from the front of the column-side joining member 21 to the beam-side joining member 22.
A substantially "U" -shaped reinforcing member 31 is welded over the lower part of.

FIG. 8 shows the joint 2 constructed as described above.
0 indicates a state in which the column 3 and the beam 4 are joined. As shown in this figure, the column-side joint member 21 of the joint fitting 20 is inserted into the upper end of the column 3 and is fixed in the column 3 by a fixing screw 35 screwed with the female screw member 27 described above. Similarly, the beam-side joint member 22 of the joint fitting 20 is inserted into the base end of the beam 4, and is inserted into the column 3 shallowly through the opening 3 a by the fixing screw 36 screwed into the female screw member 28. 4 is fixed. In this case, the beam-side joining member 22 of the joint fitting 20 is accommodated in the beam 4 without rattling, and similarly, the column-side joining member 21 is also accommodated in the column 3 without rattling.

As described above, the joining fitting 20 of the present embodiment
According to the above, the support member 21 and the beam member 22
However, since the plate material is formed by bending the plate material as described above, and the notch opening 23 of the column-side joining member 21 is formed to be recessed with respect to the front surface, it is adjusted to the inner dimensions of the column 3 and the beam 4. It can be easily processed, and the beam 4
Is not supported by the welded portion formed in the notch opening 23. For this reason, the base end of the beam 4 inserted into the support 3 does not protrude from the front surface of the support 3,
The beam 4 can be joined to the column 3 with good appearance. Therefore, it is not necessary to attach a spacer for releasing the welded portion to the column-side joining member 21.

Further, since the front surface of the upper end portion of the column-side joint member 21 is formed at right angles to the longitudinal direction of the beam 4, the beam 4 needs to be trimmed to adjust its length.
By cutting both base ends at right angles to the longitudinal direction, these can be easily processed even in the field.

In this embodiment, the case where the joining fitting is applied to an arched carport has been described. However, it is needless to say that the present invention can also be applied to a single-flow roof type carport. Further, the joint fitting of the present embodiment is also applicable to joining of a simple roof such as a terrace and a support.

[0024]

As described above, according to the joint fitting of the present invention, the notch opening of the column-side joint member is recessed, so that the base end of the beam can be notched without providing a spacer. There is no need to support the welded portion formed at the edge of the opening. Therefore, the base end of the beam inserted into the column does not protrude from the front surface of the column, and the beam can be joined to the column with good appearance. In addition, in the field,
Just cut the base end of the beam at right angles to the longitudinal direction,
The length can be easily adjusted. Furthermore, if the joining fitting of the present invention is applied to a carport, construction can be easily performed while maintaining strength.

[Brief description of the drawings]

FIG. 1 is a side view showing a carport according to an embodiment of the present invention.

FIG. 2 is a front view showing the car port of FIG. 1;

FIGS. 3A and 3B are views showing a joint between a beam and a column according to the embodiment of the present invention, wherein FIG. 3A is a top view and FIG. 3B is a side view.

FIG. 4 is a part of a rear view of the joining fitting of FIG. 3;

FIG. 5 is a part of a front view of the joining fitting of FIG. 3;

FIG. 6 is a sectional view taken along line AA of FIG. 3;

FIG. 7 is a sectional view taken along line BB of FIG. 3;

FIG. 8 is an enlarged view showing a joint between a column and a beam into which the joint fitting of FIG. 3 is incorporated.

FIG. 9 is a perspective view showing a conventional joint between a support and a beam.

[Explanation of symbols]

1 carport, 2 roofs, 3 columns, 4 beams, 20
Connection metal fittings, 21 Column-side connection members, 22 Beam-side connection members

Claims (3)

(57) [Claims] 1. A joint fitting for joining a column and a beam in a state where a base end of the beam is inserted into an opening formed in a front surface of an upper end of the column, the column being inserted into an upper end of the column. A joining member and a beam-side joining member that is welded to the column-side joining member in a state where the base end of the beam is inserted and inserted into a notch opening formed in the front surface of the column-side joining member, The joint member for a beam and a column, wherein at least the opening side edge of the notch opening is recessed from the front surface of the column-side joint member. 2. The beam is inclined obliquely upward from a base end, and a front surface of an upper end of the column-side joint member having the cutout opening is perpendicular to a longitudinal direction of the beam. 2. The joint between a beam and a column according to claim 1, wherein the joint is formed to be inclined rearward. 3. A carport provided with the joint between a beam and a column according to claim 1 or 2, wherein at least a longitudinal base end of the beam is formed in a straight line. Carport.