JP3341144B2 - Connection structure of pillar and hut beam in steel structure building and connection plate used for this connection - 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 structure between a pillar and a shed in a steel structure building and a joint plate used for the joint.

[0002]

2. Description of the Related Art There is already a steel structure building which can be assembled by connecting main bone members such as pillars and shed beams with only connecting plates and bolts and nuts without performing any welding at a building site. I have.

[0003] In this type of steel structure building, when a shed is rigidly connected to a pillar, for example, a short additional member for connection is fixed to the pillar in advance by welding, and the end of the shed is attached to this additional member. The parts are connected via a connecting plate and a bolt.

[0004]

The welding of the additional member to the column or the like as described above makes the production of the bone member troublesome, and the bone member to which the additional material is fixed is used for lifting or the like. Because it is difficult to balance the components, it is a factor that hinders the efficiency of assembly, etc.In addition, zinc plating is applied to pillars and the like by dipping in zinc to prevent rust. It takes a lot of time and effort to apply a uniform material compared to the case where there is no additional material, and the presence of the additional member becomes bulky when stacked on trucks etc. and impairs reasonable transportation. is there.

It is an object of the present invention to provide a joint structure between a pillar and a shed in a steel structure building and a joint plate used for the joint, which can solve such a problem.

[0006]

In order to attain the above object, according to the present invention, at least the cross section is U-shaped and each side is formed of another member with respect to the outer surface of the inner flange of the column made of H-section steel. Use the first coupling plate made with the joint surface with
And a second coupling plate having an L-shaped cross section and each side of which is a joining surface with another member, and / or a one-curved cross section having an L-shaped section excluding the L-shaped joining surface with another member. And the third joint plate and / or the joint portion between the pillar and the shed in the steel structure building which is constituted by using the fourth joint plate or the like, each end of which is a joint surface with another member with a flat plate Structure.

According to the present invention, the pillars and the main bone members such as the shed are formed with little effort, and the pillar members are well-balanced at the time of lifting and the like because there is no additional material. And the like can be easily and quickly performed. Further, the connection by the connecting plate and the bolt and nut can be performed without skill. In addition, a straight bone member with a uniform cross-section makes galvanizing and transporting rational.

The structure of the joint between the pillar and the hut beam is specifically as follows. That is, the end face of the shed bar made of H-shaped steel whose web is formed vertically is brought into contact with the outer surface of the inner flange of the column made of H-shaped steel whose web is formed between the beams, and the web at the top end of the column is sandwiched. A pair of first connecting plates having bent flanges are arranged at upper and lower ends of a U-shaped cross section so as to be attached, and connected with bolts and nuts. In this case, the upper bent flange of the first connecting plate is separated from the web of the joint surface portion. The upper bending flange and the upper flange of the shed beam are placed on a fourth connecting plate, which is a flat plate, in a bridging manner, and the two are connected to each other with bolts and nuts via this. Further, a third connecting plate having a curved cross section is abutted between the inner flange of the column and the lower flange of the shed beam in a bridging manner, and the inner flange of the column and the shed beam are interposed therebetween. Bottom edge of Eggplant and those that bind the bonding surface of Nji a bolt nut.

At this time, the first connecting plate for connecting the column made of the H-shaped steel and the hut beam is formed by bending each of opposing end side portions of a steel plate having a parallelogram shape in plan view by forming a U-shape. Bending flanges are provided at the upper and lower ends, and bolt holes are provided on each side thereof to make these sides joint surfaces with other members, and the central joint surface portion is fixed to the web of the column with a bolt nut. In this case, any one of the joining surfaces of the opposing sides is fixed to another connecting plate fixed to the shed by bolts and nuts.

In the first connecting plate, an end of a connecting member in a row direction is fitted between a pair of opposing connecting surfaces, and the connecting surface and the connecting end are connected by a bolt nut. It is also possible to do.

Further, a base end of a tail hanging member having a predetermined length is placed on an upper surface of the fourth connecting plate in a required direction, and the base end is connected to the first connecting plate via the fourth connecting plate. Or it is also possible to fix it to a shed with bolts and nuts.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a steel structure building according to the present invention will be described below with reference to FIGS. As shown in FIGS. 1, 2, and 3, the steel structure building according to the present embodiment includes a pillar 1, a stud 2, a hut beam 3, a main house 4, a trunk edge 5, and the like.

At this time, the pillar 1 and the hut beam 3 are formed by cutting a straight H-shaped steel, which is a commercially available standard material, into appropriate dimensions, and the studs 2, the purlin 4 and the rim 5 are commercially available standard materials. It is formed by cutting a C-shaped lightweight section steel to an appropriate size.

The columns 1, studs 2, hut beam 3, purlin 4 and rim 5 are connected to each other via independent connecting plates and bolt nuts. The connecting plates are at least shown in FIG. The first coupling plate 6 is used.
In addition, four types such as a second coupling plate 7, a third coupling plate 8, and a fourth coupling plate 9 are used.

Here, the first coupling plate 6 has a U-shaped cross section and is formed with joint surfaces 6a, 6b, and 6c with other members, including the respective sides formed as bent flanges. Second coupling plate 7
Has an L-shaped cross section and each side has a joint surface 7 with another member.
The third coupling plate 8 has a cross section of one bend except for an L-shape, and each side thereof is formed as a joint surface 8a, 8b with another member. The fourth coupling plate 9 is a flat plate, and each end of the fourth coupling plate 9 is a joint surface 9 with another member.
a and 9b. Each of the coupling plates 6, 7,
8, 9 may be manufactured by any method, for example,
In the case of a bent shape, a bolt hole a is provided on each side of a steel plate formed in a parallelogram or the like, so that the boundary between the joint surfaces is bent.

A pair of pillars 1 and 1 and left and right hut beams 3 and 3 facing each other in a left-right direction (inter-beam direction) f1 shown in FIG. 1 are formed as arch-shaped ramen. They are juxtaposed at appropriate intervals of f2. This ramen has a joint k1 between the left and right shed beams 3, 3 and a joint k2 between the pillar 1 and the shed beam 3.

The structure of the joint k2 between the pillar 1 and the hut beam 3 will be described below. That is, as shown in FIG. 5, the end face of the hut beam 3 in which the web 3a is formed in the vertical direction is brought into contact with the outer surface of the inner flange 1b of the column 1 in which the web 1a is formed in the inter-beam direction f1. Then, the joining surface portion 6b at the central side of the pair of first coupling plates 61 is arranged so as to sandwich the web 1a at the upper end of the column 1, and the joining surface portion 6
b and the web 1a on the upper part of the column 1 are connected with bolts and nuts. At this time, the upper and lower joint surfaces 6 of each first coupling plate 61
a and 6c are directed in the column direction away from the web 1a. Then, the fourth coupling plate 91 is placed on the upper joining surface 6 a and the upper flange 3 b of the hut beam 3 in a bridging manner, and the joining surface 9 a on one end side of the fourth coupling plate 91 and the first joining plate 61 Each pair of the upper joining surface 6a, the other joining surface 9b, and the upper flange 3b of the cabin 3 is joined by bolts and nuts.

Further, a third coupling plate 83 is brought into contact with the inner flange 1b of the column 1 and the lower flange 3c of the hut beam 3 in a bridging manner, and the third coupling plate 83 is joined to the joining surface 8a at one end. Each pair of the inner flange 1b of the column 1 and the lower flange 3c of the cabin 3 with the joining surface 8b on the other end side are connected by bolts and nuts.

At this time, reference numeral 11 denotes a tail hanging member which is provided as needed, and is fixed as follows. That is, the base end of the tail hanging member 11 having a certain length is placed on the upper surface of the fourth connection plate 91 in a required direction, and the base end is inserted through the fourth connection plate 91 and the bolt nut. It is fixed to the first coupling plate 61 and the upper flange 3b of the cabin beam 3.

The purlins 4 are formed in a bridging manner on the upper surface of the upper flange 3b of the shed beams 3 arranged side by side in the row direction f2, and are juxtaposed at appropriate intervals in the inter-beam direction f1. Each purlin 4
Is connected to the upper flange 3b of the shed 3. Each purlin 4 and the hut beam 3 may be connected by an appropriate connecting plate and a bolt nut. For example, the joining surface 7a on one side of the second connecting plate 7 may be connected to the upper flange 3b of the hut beam 3 by the bolt nut. And the joint surface 7b on the other side is joined to the purlin 4 with bolts and nuts.

The body edge 5 is arranged side by side in the horizontal direction on the pillar 1 and the stud 2 at an appropriate interval in the vertical direction.
For example, as shown in FIG. 3, one joint surface 7 a of the second connecting plate 71 is fixed to the body edge 5, and the other joint surface 7 b is fixed to the pillar 1 or the stud 2 by bolts. Perform so as to connect with nuts.

Reference numeral 14 denotes a frame member for installing a window, and 15 denotes a brace for restricting deformation of the frame structure. These braces are also fixed by a suitable connecting plate, bolt nut or screw.
In addition, 16 is a waveform slate which forms a roof surface, and 17 is a gutter.

In the above embodiment, the frame-to-beam direction f1 of the skeletal structure is a rigid frame structure, but the beam direction f2 is a so-called pin connection structure. Instead of such a structure, it is sometimes desired that the column direction f2 also be a ramen structure.

In such a case, a strong tie 18 in the row direction is provided between the columns 1 and between the sheds 3. When the joint 18 is provided between the upper ends of the columns 1, the joint between the upper end of the column 1 and the joint 18 is as follows. That is, as shown in FIG. 6, the first connecting plate 61 at the connecting portion k2 between the column 1 and the hut beam 3 is obtained by extending the length of the opposing connecting surface portions 6a and 6c in the row direction f2. None, the end of the joint 18 is fitted between the pair of joint surfaces 6a and 6c, and the joint surfaces 6a and 6c and the end of the joint 18 are joined by a bolt and nut. When viewed from the column direction, this combined state is as shown in FIG.

Further, in the case where a tether is connected to the upper end of the pillar 1 to which the horizontal shed 3 is connected, or in the case where a tether 18 is provided between the heights of the pillars 1, the tether 1 and the tether 1 are used.
8, the first connecting plate 61 and the joint 18 in FIG. 6 are oriented vertically as shown in FIG.
Are combined in the same manner as in FIG.

When connecting the shed beams 3 to each other, the connecting portion between the shed beams 3 and the joint 18 is formed by the second connecting plate 7.
Alternatively, using a coupling plate having a T-shaped cross section, the components are connected by bolts and nuts.

In the above embodiment, the first coupling plate 6,
It is permissible to replace 61 with two second coupling plates 7,7.

[0028]

According to the present invention configured as described above,
Since the main bone members of the hut beam are straight without any additional material without special skills, lifting can be performed in a balanced and easy manner, and the additional material should be fixed to the bone members. Is not required at all, and the labor required to create the main bone members is greatly reduced.In addition, since there is no addition to the main bone members, galvanization is less troublesome and smooth and uniform thickness In addition, it is possible to efficiently transport bone members to a construction site.

According to the second aspect of the present invention, the column and the hut beam can be connected to each other in a rigid structure with a simple structure while maintaining a straight bone member having a uniform cross section and no welded addition. It becomes. According to the third aspect, the roof bone structure that requires tail hanging can be easily formed without requiring welding.

The connecting plate according to the fourth aspect is a unique one not found in conventional products, and the connecting structure of the hut can be obtained efficiently and simply.

[Brief description of the drawings]

FIG. 1 is a view showing a steel structure building according to an embodiment of the present invention.

FIG. 2 is a partial view showing the inside of the building.

FIG. 3 is a partial view showing the outside of the building.

FIG. 4 is a view showing various connecting plates used for the building.

FIG. 5 is a diagram showing a joint of left and right hut beams in the building.

FIG. 6 is a view showing a structure in which a joint is connected to a connecting portion between a pillar and a hut of the building.

FIG. 7 is a view of the coupling structure of FIG. 8 as viewed from the column direction.

FIG. 8 is a view showing a structure in which a joint is connected to the upper end portion of a pillar connected to a horizontal hut beam.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Column 1a Web 1b Inner side flange 3 Shed bar 3a Web 3b Upper flange 4 Purlin 5 Body edge 6,61 First joint plate 6a, 6b, 6c Joint surface part 7,71,72 Second joint plate 7a, 7b Joint surface part 8 Third connecting plate 8a, 8b Joining surface portion 9, 91, 92 Fourth connecting plate 11 Tail hanging member 18 Joining a Bolt hole f1 Beam direction f2 Digit row direction

Continuation of the front page (51) Int.Cl. ⁷ identification code FI E04B 7/06 E04B 7/06 B (56) References JP-A-48-47454 (JP, A) Jpn. Microfilm (JP, U) photographing the contents of the specification and drawings attached to the application form of the Japanese Patent Application No. 53-105407) The specification attached to the application form of Japanese Utility Model Application No. 55-14432 (Japanese Utility Model Application No. 56-116504) And microfilm (JP, U) photographing the contents of the specification and drawings attached to the application form of Japanese Patent Application No. 54-389905 (Japanese Utility Model Application No. 55-138221). )

Claims (4)

(57) [Claims] 1. A steel frame structure including a column, a joint, a hut beam, a tail hanging member, and the like made of an H-shaped steel, having at least a U-shaped cross section and each side having a joint surface with another member. Is used, and the cross section is L
A second coupling plate in which a bolt hole is perforated at a position where each side is formed as a joint surface with another member in the shape of a letter, and / or a cross section whose cross section is one-sided except for an L-shape, and each side thereof is connected to another member And / or a fourth connecting plate having a flat plate with a bolt hole formed at a position where each end of the flat plate is formed with a connecting surface with another member. In this case, the first coupling plate is formed by bending each opposed end portion of the steel plate having a parallelogram shape in plan view into a U-shape to form bent flanges at upper and lower ends. Each side is provided with a bolt hole, these sides are formed as joint surfaces with other members, and the central joint surface is fixed to the web of the column with a bolt and nut. Joint structure of pillar and hut beam in steel structure building. 2. An end face of a shed beam made of H-shaped steel having a vertical web and an outer end face of an inner flange of a column made of an H-shaped steel having a web formed between beams, and an upper end of the pillar. A pair of first coupling plates having a U-shaped cross section are arranged so as to sandwich the web, and the first coupling plate has a U-shape at each of the opposed end portions of the steel plate having a parallelogram shape in plan view. Bend flanges are formed at the upper and lower ends, and bolt holes are provided on each side thereof, and these sides are formed as joint surfaces with other members, and the central joint surface is fixed to the web of the column with a bolt nut. A steel frame having a configuration in which a connecting end of an H-shaped steel is internally fitted between joining surfaces of the bent flanges, and a contact surface between each bent flange and the connecting flange is fixed with a bolt nut. Pillars and sheds in structural buildings Beam joint structure. 3. An end face of a shed beam made of H-shaped steel having a web formed vertically and abutting against an outer surface of an inner flange of a column made of H-shaped steel having a web formed between beams. A pair of first coupling plates having a U-shaped cross section are arranged so as to sandwich the web, and the first coupling plate has a U-shape at each of the opposed end portions of the steel plate having a parallelogram shape in plan view. Bend flanges are formed at the upper and lower ends, and bolt holes are provided on each side thereof, and these sides are formed as joint surfaces with other members, and the central joint surface is fixed to the web of the column with a bolt nut. In addition, the upper bending flange and the upper flange of the hut beam are flat plates, and each end side of the fourth bonding plate is formed as a joint surface with another member. The upper and lower part of the inner flange of the column A third connecting plate having a one-curved cross section is brought into contact with the lower flange of the roof, and the joining surface at one end of the third connecting plate and the upper end of the inner flange of the column, and A joint structure of a pillar and a shed beam in a steel structure building, wherein a joining surface portion on the other end side of the joining plate and a lower flange of the shed beam are joined by bolts and nuts. 4. A steel plate having a parallelogram shape in plan view is formed by bending opposite end portions of the steel plate into a U-shape to form bent flanges at upper and lower ends and providing bolt holes on each side thereof. A steel structure in which each side is formed as a joint surface with other members, the center joint surface is fixed to the web of the column with bolts and nuts, and the bent flange is fixed to the shed and / or tie with bolts and nuts. A connecting plate used for connecting columns and shed beams in buildings.