CN213626020U

CN213626020U - Octagonal steel member

Info

Publication number: CN213626020U
Application number: CN202021731875.6U
Authority: CN
Inventors: 裘孝聪; 谢成利; 邓德员; 王占奎; 杨汉文; 王神勇; 周创佳
Original assignee: China Construction Science and Industry Corp Ltd
Current assignee: China Construction Science and Industry Corp Ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-07-06
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses an octagonal steel member, which comprises a column body, and comprises two cover plates and a wing plate member, wherein the wing plate member is of a closed structure, the two cover plates are respectively arranged at two ends of the wing plate member, the cross section of the wing plate member is octagonal, the octagonal comprises at least four inner angles larger than 180 degrees, and each inner angle is respectively positioned on four side surfaces of the wing plate member; this octagon steel member all sets up the interior angle that is greater than 180 on four sides of cylinder through the cross sectional shape that changes octagon steel member, ensures that the cylinder can adapt to different wind directions, is taking into account figurative basis simultaneously on, has changed the wind-borne size coefficient of octagon steel column for each face atress of octagon steel member is more even, and the ability of bearing the wind-borne is stronger, and the structure is more stable.

Description

Octagonal steel member

Technical Field

The utility model relates to a construction steel structure technical field, in particular to octagon steel member.

Background

The box type steel column is the very extensive structural style of application in the building steel construction, through batch production, can improve production efficiency greatly, in the building of large-scale high load, the advantage of octagon steel column in bearing capacity and saving space is then more outstanding, but is the regular octagon steel column mostly among the prior art of making, when the application of regular octagon steel column to the interior coast shelter bridge of urban area, its wind-resistant carrying capacity is relatively poor, fatigue failure appears very easily, is unfavorable for long-term the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide an octagon steel member, can be applicable to the coastal area, the anti-wind carrying capacity is stronger.

According to the utility model discloses an according to the first aspect embodiment, provide an octagon steel member, including the cylinder, including two apron and pterygoid lamina members, the pterygoid lamina member is the closed structure, and two laps set up respectively at the both ends of pterygoid lamina member, and the cross sectional shape of pterygoid lamina member is the octagon, and the octagon includes four interior angles that are greater than 180, and each interior angle is located respectively on four sides of pterygoid lamina member.

Has the advantages that: this octagon steel member all sets up the interior angle that is greater than 180 on four sides of cylinder through the cross sectional shape that changes octagon steel member, ensures that the cylinder can adapt to different wind directions, is taking into account figurative basis simultaneously on, has changed the wind-borne size coefficient of octagon steel column for each face atress of octagon steel member is more even, and the ability of bearing the wind-borne is stronger, and the structure is more stable.

According to the utility model discloses the octagon steel member of first aspect embodiment, pterygoid lamina component includes four pterygoid laminas, all is equipped with the angle of bending to the sunken inboard on each pterygoid lamina.

According to the utility model discloses the octagon steel member of first aspect embodiment is equipped with a plurality of pegs on the surface of each pterygoid lamina.

According to the utility model discloses the octagon steel member of first aspect embodiment, the angle of bending sets up the middle part position at each pterygoid lamina.

According to the utility model discloses the octagon steel member of first aspect embodiment, the pterygoid lamina that is located the upside and the downside is the same in structure, and the pterygoid lamina that is located left side and right side is the same in structure.

According to the utility model discloses the octagon steel member of first aspect embodiment, the angle of bending that is located the pterygoid lamina of upside and downside is 166, and the angle of bending that is located the pterygoid lamina on left side and right side is 136.

According to the utility model discloses the octagon steel member of first aspect embodiment, the both ends of each pterygoid lamina all are equipped with the groove.

According to the utility model discloses the octagonal steel member of first aspect embodiment, the angle of groove is 61.

According to the utility model discloses the octagon steel member of first aspect embodiment still is equipped with a plurality of baffles in the cylinder, and each baffle is spaced each other, and each baffle is arranged in proper order along the length direction of cylinder.

According to the octagonal steel member of the embodiment of the first aspect of the present invention, the cross-sectional shape of each partition plate is the same as the cross-sectional shape of the wing plate member.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is a left side view of an embodiment of the present invention;

fig. 2 is a front view of an embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 2, an octagonal steel member includes a column body, which is a long structure, the column body includes two cover plates 10 and a wing plate member 20, the wing plate member 20 is a closed structure, the wing plate member 20 is a side wall of the column body, the two cover plates 10 are respectively disposed at two ends of the wing plate member 20, the cross section of the wing plate member 20 is octagonal, the octagonal includes four inner angles greater than 180 °, and each inner angle is respectively located on four side surfaces of the wing plate member 20. This octagon steel member all sets up the interior angle that is greater than 180 on four sides of cylinder through the cross sectional shape that changes octagon steel member, ensures that the cylinder can adapt to different wind directions, is taking into account figurative basis simultaneously on, has changed the wind-borne size coefficient of octagon steel column for each face atress of octagon steel member is more even, and the ability of bearing the wind-borne is stronger, and the structure is more stable.

In the present embodiment, the wing member 20 includes four wings, and each wing is provided with a bent angle recessed inward. Each bending angle and four internal angles greater than 180 degrees in the octagon are mutually circumferential angles, namely the sum of the angle of each bending angle and the angle of each internal angle greater than 180 degrees is equal to 360 degrees. Specifically, the inward concavity refers to a concavity toward the center line of the column.

In other embodiments, the wing member 20 may also comprise eight wings, which are spliced together to form four internal angles greater than 180 ° and four internal angles less than 90 °. Further, in other embodiments, the octagonal steel member may be configured by combining bent wing plates and non-bent wing plates with each other.

In this embodiment, a plurality of pegs 30 are provided on the outer surface of each wing. The pegs 30 are spaced apart along the length of the panel and the pegs 30 are arrayed circumferentially on the panel member 20 about the centre line of the cylinder.

In the present embodiment, the bending angle is provided at the middle position of each wing plate, and the wing plates located on the upper side and the lower side have the same structure, and the wing plates located on the left side and the right side have the same structure. Preferably, the bending angle of the wing plates positioned on the upper side and the lower side is 166 degrees, the bending angle of the wing plates positioned on the left side and the right side is 136 degrees, and the wind load bearing capacity is optimal under the angle. That is, in the octagon, the angle of the inner angle of the upper and lower sides is 194 °, and the angle of the inner angle of the left and right sides is 224 °. And because the structures of the strakes on the upper side and the lower side are the same, and the structures of the strakes on the left side and the right side are the same, in the octagon, the angles of the other four inner angles are all 61 degrees.

In this embodiment, both ends of each wing plate are provided with grooves. Preferably, the angle of the groove is 61 degrees, the structure is reasonable, and the welding and positioning are more convenient.

In this embodiment, a plurality of partition boards 40 are further disposed in the column body, the partition boards 40 are spaced from each other, and the partition boards 40 are sequentially arranged along the length direction of the column body. Preferably, the cross-sectional shape of each spacer 40 is the same as the cross-sectional shape of the panel member 20.

This octagon steel member all is equipped with inside sunken angle of bending on four sides at the cylinder, has guaranteed that the cylinder can compromise molding and atress when the bearing post of coastal corridor bridge in the urban area, has averaged the wind-load size coefficient of eight sides of octagon steel member, has reduced the influence of wind-load vertical action in each side, makes the structure more stable, and the ability of bearing the wind-load is stronger.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. An octagonal steel member, comprising:

the post body comprises two cover plates and wing plate members, wherein the wing plate members are of a closed structure, the two cover plates are arranged at two ends of the wing plate members respectively, the cross section of each wing plate member is octagonal, the octagonal comprises four inner angles larger than 180 degrees, and the inner angles are located on four side faces of the wing plate members respectively.

2. The octagonal steel member of claim 1, wherein: the wing plate component comprises four wing plates, and each wing plate is provided with a bending angle which is concave inwards.

3. The octagonal steel member of claim 2, wherein: the outer surface of each wing plate is provided with a plurality of pegs.

4. The octagonal steel member of claim 2, wherein: the bending angle is arranged at the middle position of each wing plate.

5. The octagonal steel member of claim 4, wherein: the wing plates located at the upper side and the lower side have the same structure, and the wing plates located at the left side and the right side have the same structure.

6. The octagonal steel member of claim 5, wherein: the bending angles of the wing plates on the upper and lower sides are 166 °, and the bending angles of the wing plates on the left and right sides are 136 °.

7. The octagonal steel member of claim 6, wherein: both ends of each wing plate are provided with grooves.

8. The octagonal steel member of claim 7, wherein: the angle of the groove is 61 degrees.

9. The octagonal steel member according to any one of claims 1 to 8, wherein: the column body is also internally provided with a plurality of clapboards which are mutually spaced, and the clapboards are sequentially arranged along the length direction of the column body.

10. The octagonal steel member of claim 9, wherein: the cross-sectional shape of each of the partitions is the same as the cross-sectional shape of the wing member.