CN212001911U - Novel steel structure - Google Patents

Abstract

The utility model discloses a novel steel structure, which comprises a steel structure main body with a web plate, wherein the web plate comprises a first plate body and a second plate body which are mutually welded, and a plurality of through holes which are arranged at intervals are arranged on the web plate; the first plate body is provided with a plurality of first convex parts which are arranged at intervals, and a first concave part is formed between any two adjacent first convex parts; the second plate body is provided with a plurality of second convex parts which are arranged at intervals, and a second concave part is formed between any two adjacent second convex parts; the first convex part and the second convex part are mutually abutted and welded, and the gaps of the first concave part and the second concave part jointly form the through hole.

Description

Novel steel structure

Technical Field

The utility model relates to a steel technical field, concretely relates to novel steel construction.

Background

The section steel is a strip-shaped steel with a certain section shape and size, and comprises I-shaped steel, H-shaped steel, channel steel, angle steel, square and rectangular pipes and the like, and the section steel is widely applied to various building structures such as steel frame bridges, beam columns and the like.

In the process of realizing the invention, the applicant finds that the existing part of the section steel with the complex section has the following problems:

the existing section steel is mostly prepared by adopting a welding process or a rolling process, for example, I-shaped steel/H-shaped steel in the section steel, and the I-shaped steel adopting a hot rolling process is generally used for manufacturing a small-span beam; whereas i-beams prepared by welding processes are commonly used for beams of larger span. However, the web of the existing i-beam/H-beam is a complete steel plate, and when the web is used for a structural part with large span or large load, the i-beam/H-beam needs a larger section height to resist because of a large bending moment, and the area of the web is larger.

However, when such a section steel with a web is produced by using a complete steel plate as the web, the production and transportation are not facilitated due to the large mass and the large volume of the section steel.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical defect, the utility model provides a novel steel construction.

In order to solve the above problem, the utility model discloses realize according to following technical scheme:

the utility model relates to a novel steel structure, which comprises a steel structure main body with a web plate,

the web plate comprises a first plate body and a second plate body which are welded with each other, and a plurality of through holes which are arranged at intervals are formed in the web plate;

the first plate body is provided with a plurality of first convex parts which are arranged at intervals, and a first concave part is formed between any two adjacent first convex parts;

the second plate body is provided with a plurality of second convex parts which are arranged at intervals, and a second concave part is formed between any two adjacent second convex parts;

the first convex part and the second convex part are mutually abutted and welded, and the gaps of the first concave part and the second concave part jointly form the through hole.

Preferably, the first plate body and the second plate body are symmetrical to each other along the welding position.

Preferably, the distance between the bottom of the notch of the first concave part and the outer edge of the first plate body is 20-50 mm;

the distance between the bottom of the notch of the second concave part and the outer edge of the second plate body is 20-50 mm.

Preferably, the length of the welding part of the first convex part and the second convex part is 100 mm-200 mm.

Preferably, the through hole is a circular through hole or a polygonal through hole;

or the hole wall of the through hole is formed by an arc surface and a rectangle.

Preferably, the steel structure main body is one of I-steel, H-shaped steel, channel steel, square tube or angle steel.

Preferably, the steel structure body comprises at least two webs, the webs are arranged at intervals, and the webs are parallel to each other.

Preferably, the web is a long straight web, an annular web, an arc-shaped web or a reducing web.

Preferably, the steel structure body further comprises two flanges matched with the web

The two flanges are equal-diameter flanges, and specifically, the widths of the two flanges are the same;

or the two flanges are different-diameter flanges, and the widths of the two flanges are set to be larger and smaller.

Preferably, the first panel body is connected with one flange in a welded manner, and the second panel body is connected with the other flange in a welded manner;

or, the first plate body and the second plate body are both prefabricated with integrated flanges.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a web forms for first plate body and second plate body welding to the complete steel sheet of a monoblock is favorable to the production of novel steel construction as the web. And a plurality of through holes are arranged on the web plate, so that the using amount of steel is reduced, and the manufacturing cost is effectively saved. And compare current method and product, this novel steel construction dead weight is lighter, raw and other materials volume is less, the transportation of the production of being convenient for and production process.

2. The structure of the product effectively increases the section of the original steel by 90 percent, does not need to increase steel, and greatly improves the bending resistance, torsion resistance and pressure resistance of the novel steel structure.

3. The cross section can be enlarged without increasing steel, the dead weight of a novel steel structure is reduced, and the composite material is more suitable for beam columns of large-span steel structures, bridges and other projects.

4. Saving steel and achieving the effects of energy conservation and environmental protection.

Drawings

The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic perspective view of a first novel steel structure of the present invention;

fig. 2 is a first schematic illustration omitted from the front side of the first novel steel structure of the present invention;

fig. 3 is a schematic illustration of the first novel steel structure of the present invention with a second illustration omitted from the front;

fig. 4 is a front view of a second novel steel structure of the present invention;

fig. 5 is a front view of a third novel steel structure of the present invention with illustration omitted;

fig. 6 is a schematic perspective view of a fourth novel steel structure of the present invention;

fig. 7 is a front view of a fifth novel steel structure of the present invention;

fig. 8 is a schematic illustration of the novel steel structure with double webs according to the present invention;

fig. 9 is a front schematic view of the novel steel structure of the reducing web of the present invention;

fig. 10 is a schematic perspective view of the novel steel structure of the reducing web of the present invention;

fig. 11 is a schematic perspective view of the novel steel structure of the reducing web with gradually increasing through hole area;

fig. 12 is a schematic perspective view of the novel steel structure of the present invention, which is a channel steel;

fig. 13 is a schematic perspective view of the novel steel structure of the present invention;

fig. 14 is a perspective view of the novel steel structure of the present invention, which is a rectangular tube;

fig. 15 is a schematic perspective view of the novel steel structure of the present invention, which is a square tube;

fig. 16 is a perspective view of the novel steel structure of the annular web of the present invention;

fig. 17 is a perspective view of the novel steel structure of the arc-shaped web of the present invention;

in the figure:

10-steel structure main body, 11-through hole, 12-flange;

20-web, 21-first plate, 211-first protrusion, 212-first recess, 22-second plate, 221-second protrusion, 222-second recess.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

As shown in fig. 1 to 7, the present invention relates to a preferable structure of a novel steel structure.

As shown in fig. 1, the new steel structure includes a steel structural body 10 having a web 20 and two flanges 12. The cross section of the steel structure body 10 is i-shaped or H-shaped, and the two flanges 12 are respectively located at the upper and lower ends of the web 20.

It should be noted that the novel steel structure of this embodiment 1 may be an i-beam or an H-beam. The flange is a plate-shaped flange, wherein the flange of the I-shaped steel is variable in cross section, the part of the flange close to the web is thick, and the outer part of the flange is thin; and the flanges of the H-shaped steel are of equal wearing surfaces.

As shown in fig. 2, the web 20 is a hollow long straight web, and a plurality of through holes 11 are formed in the web 20 at intervals. Specifically, web 20 includes first plate body 21 and the second plate body 22 of mutual welding, the utility model discloses a web 20 is the combination steel sheet, and web 20 is the long straight steel sheet that is formed by the welding of first plate body 21 and second plate body 22.

As shown in fig. 2, the first plate 21 has a plurality of first protrusions 211 arranged at intervals, and a first concave portion 212 is formed between any two adjacent first protrusions 211. The first convex portions 211 and the first concave portions 212 are sequentially arranged at intervals. The second plate 22 has a plurality of second protrusions 221 arranged at intervals, and a second recess 222 is formed between any two adjacent second protrusions 221. The second convex portions 221 and the second concave portions 222 are sequentially arranged at intervals.

The first plate body 21 and the second plate body 22 are welded to each other by the first protrusion 211 and the second protrusion 221 to form the web 20. The plurality of first protrusions 211 correspond to the plurality of second protrusions 221 in position, the first protrusions 211 and the second protrusions 221 abut against each other, and the first protrusions 211 and the second protrusions 221 are in surface contact for welding. The first concave portion 212 and the second concave portion 222 together form the through hole 11, so that the web 20 is hollowed out.

Wherein the portions of the first protrusion 211 and the second protrusion 221 that abut each other are fully welded. Preferably, as shown in fig. 2, the length of the contact portion between the first protrusion 211 and the second protrusion 221 is 100mm to 200mm, and the length L of the welding portion between the first protrusion and the second protrusion is 100mm to 200 mm.

Preferably, the first plate body 21 and the second plate body 22 have the same size and structure, and after the web plate is formed, the first plate body 21 and the second plate body 22 are symmetrical to each other along the welding position. The first protrusion 211 and the second protrusion 221 have the same structural size, and the first recess 212 and the second recess 222 have the same structural size.

In one implementation, the first protrusion 211 and the second protrusion 221 may have a trapezoidal, rectangular, square, or other polygonal shape. In another example, the top of the first protrusion 211 is a flat surface, and both sides of the first protrusion 211 are concave arc surfaces. Correspondingly, the through hole 11 formed by the gap between the first concave part 212 and the second concave part 222 may be a circle, a hexagon, a regular hexagon, a rectangle, a square or other polygons, or the hole wall of the through hole 11 may be a circular arc surface or a rectangle.

In one embodiment, the flange 12 and the first/ second panels 21, 22 are integrally formed, the flange 12 and the first/ second panels 21, 22 form a first/second steel structure sub-body, and the cross sections of the first and second steel structure sub-bodies are T-shaped. With first steel construction daughter and the welding of second steel construction daughter and obtain the utility model discloses a steel construction main part 10, the cross-section is I shape or H type.

In another embodiment, the flange is connected to the first panel/the second panel by welding. In this way, the utility model provides one of them preparation technology is in order to make this product, specifically includes following step:

(1) cutting a steel plate: transversely cutting the steel plate along a cutting line to obtain a first plate body and a second plate body which are mutually meshed;

a flat steel plate is used as a raw material to prepare a web plate of the steel structure main body. The first plate body and the second plate body are further welded into a web having a larger width by dividing the steel plate into the first plate body and the second plate body along the dividing line. The process avoids the generation of scrap steel. In one embodiment, the steel plate is cut by an automatic cutting device based on a plasma technology, which can be realized by the skilled person.

By cutting, the first plate body and the second plate body are respectively provided with a plurality of first convex parts and first concave parts and a plurality of second convex parts and second concave parts at the cutting positions, so that the first plate body and the second plate body can be mutually meshed.

(2) Manufacturing a web: and (3) overturning the first plate body, enabling the positions of the plurality of first convex parts and the plurality of second convex parts to be opposite, enabling the first convex parts and the second convex parts to be mutually abutted, and welding and connecting the first convex parts and the second convex parts to obtain the hollowed-out web plate.

And after the steel plate is cut, the first convex part and the second concave part are mutually matched, and the second convex part and the first concave part are mutually matched. At this time, the first plate body is turned over, so that the front end and the rear end of the first plate body correspond to the front end and the rear end of the second plate body, and the number and the positions of the first convex parts and the second convex parts correspond to each other. And then welding the first convex part and the second convex part by using carbon dioxide automatic welding equipment. Preferably, the abutting portions of the first and second convex portions are spot-welded and then the abutting portions are full-welded. Thus, one surface of the web plate is welded, turned over and the other surface of the web plate is welded.

(3) Manufacturing a steel structure main body: and respectively welding the two flanges at the two ends of the hollow web plate to obtain the novel steel structure with the I-shaped section.

Based on the web of above-mentioned fretwork form, obtain at two corresponding edges of a wing of tip welding of web the utility model discloses a novel steel construction that the cross-section is the I shape.

As shown in fig. 3, in the present invention, preferably, the distance between the bottom of the opening of the first concave portion 212 and the outer edge of the first plate body is 20mm to 50mm, that is, the distance D1 between the bottom of the opening of the first concave portion 212 and the adjacent flange 12 is 20mm to 50 mm; the distance between the bottom of the notch of the second concave portion 222 and the outer edge of the second plate body is 20mm to 50mm, that is, the distance D2 between the bottom of the notch of the second concave portion 222 and the adjacent flange 12 is 20mm to 50 mm.

Through the design, the material of the web plate 20 of the steel structure main body 10 is reasonably reduced to the maximum, the weight of the web plate 20 is reduced, and the steel structure main body 10 is endowed with good structural strength.

Preferably, the distance between the bottom of the notch of the first concave part 212 and the outer edge of the first plate body is 20mm, that is, the distance D1 between the bottom of the notch of the first concave part 212 and the adjacent flange 12 is 20 mm; the distance between the bottom of the notch of the second concave portion 222 and the outer edge of the second plate body is 20mm, that is, the distance D2 between the bottom of the notch of the second concave portion 222 and the adjacent flange 12 is 20 mm.

Example 2

The structure and principle of the novel steel structure described in this embodiment 2 are the same as those of embodiment 1. This embodiment 2 consists in providing the preferred structural dimensions of the new steel structure.

The length of the steel structure main body 10 is 5000 mm-8000 mm, the height of the steel structure main body 10 is 300 mm-500 mm, and the width of the flange 12 is 100 mm-150 mm.

In one preferred embodiment, the length of the steel structural body 10 is 6000mm, the height of the steel structural body 10 is 340mm, and the width of the flange 12 is 100 mm.

In another preferred embodiment, the length of the steel structural body 10 is 6000mm, the height of the steel structural body 10 is 450mm, and the width of the flange 12 is 150 mm.

Example 3

The structure and principle of the novel steel structure described in this embodiment 3 are the same as those of embodiment 1. This embodiment 3 consists in providing the preferred structural dimensions of the new steel structure.

The through hole 11 of the web 20 of the steel structure body 10 is rectangular, and the first protrusion 211 and the second protrusion 221 are both rectangular. The width of the through hole 11 is 100-125 mm, and the widths of the first convex part 211 and the second convex part 221 are both 100-125 mm.

In one preferred embodiment, the width of the through hole 11 is 100 mm. The widths of the first convex portion 211 and the second convex portion 221 are both 100 mm.

In another preferred embodiment, the width of the through hole 11 is 125 mm. The widths of the first convex portion 211 and the second convex portion 221 are both 125 mm.

And the distance D1 between the bottom of the gap of the first concave part 212 and the adjacent flange 12 is 20 mm; the distance D2 between the bottom of the gap of the second concave portion 222 and the adjacent flange 12 is 20 mm. The length of steel structure main body 10 is 6000mm, and the height of steel structure main body 10 is 340mm, and the width on edge of a wing 12 is 100 mm.

Example 4

In the novel steel structure described in this embodiment 4, as shown in fig. 6 and 7, the hole wall of the through hole 11 is formed by an arc surface and a rectangular surface.

Example 5

The structure and principle of the steel structure body of the novel steel structure in this embodiment 5 are the same as those of embodiment 1. The difference lies in that steel structure main part includes two at least webs, and the mutual interval sets up between the web, and is parallel to each other between the web.

Through this design, the novel steel construction of many webs, it more can increase structural strength in combining with the concrete.

Preferably, as shown in fig. 8, the steel structural body includes two webs.

The steel structural body of this example 5 has a plurality of webs, which can be applied to examples 2, 3, 4 and 6 as well.

Example 6

The structure and principle of the steel structure body of the novel steel structure in this embodiment 6 are the same as those in embodiment 1. The difference lies in that the flanges are different-diameter flanges, and the widths of the two flanges are set to be larger and smaller.

Specifically, the flanges comprise an upper flange and a lower flange, and the web is connected between the upper flange and the lower flange. Wherein, the width of top flange is far less than the width setting of bottom flange. As will be appreciated by those skilled in the art.

Example 7

The structure and principle of this embodiment 7 a novel steel construction described, its web are unanimous with embodiment 1, the difference lies in, what novel steel construction adopted is the reducing web.

As shown in fig. 9 and 10, the reducing web is a steel plate whose width is gradually reduced from one end to the other end, and the reducing web may be a reducing steel plate, a reducing flat steel, or the like.

The section with the reducing web plate can be I-shaped steel with different diameters, H-shaped steel with different diameters and the like, and the width of one end of the web plate of the section is gradually reduced towards the other end.

As shown in fig. 11, the size of the through hole of the novel steel structure of the reducing web plate is gradually increased along with the extending direction of the novel steel structure. The through holes of the web plate of the novel steel structure are different in size.

Example 8

This embodiment 8 a novel steel construction, the structure and the principle of its web are unanimous with embodiment 1, the difference lies in, this embodiment 8 novel steel construction be one of them of channel-section steel, square tube and angle steel.

In the art, in the section bar, the surface of the flat steel, the angle steel, the flat-bulb steel and the plate are all considered as the web. For example, any side plate of the angle steel is a web plate of the section steel, and any side plate of the square tube is a web plate of the section steel.

As shown in fig. 12, the novel steel construction is the channel-section steel, and the channel-section steel is rectangular steel of recess shape in the cross-section, works as the utility model discloses a when the novel steel construction is the channel-section steel, the web is the intermediate plate body of two pterygoid laminas of connection of channel-section steel, and the web of channel-section steel is foretell hollow out construction.

As shown in fig. 13, the novel steel structure is the angle steel, and an arbitrary sideboard of angle steel is the web of this shaped steel, and the angle steel is the angular rectangular steel of both sides mutually perpendicular formation, works as the utility model discloses a when the novel steel structure is the angle steel, the web is one of them sideboard of angle steel or is two sideboard of angle steel, and the web of angle steel is foretell hollow out construction.

As shown in fig. 14 and 15, the novel steel structure is a rectangular pipe and a square pipe, and the rectangular pipe is a general name of the rectangular pipe and the square pipe. The square tube is rectangular steel pipe that the cross-section is square or rectangle, works as the utility model discloses a novel steel construction is when square tube, and the steel construction main part has 4 webs, and two liang of relatively of 4 webs, two relative webs are spaced each other and parallel arrangement. As shown in fig. 14 and 15, any two of 2 webs of the square-rectangular tube section steel or 4 webs of the square-rectangular tube section steel can be hollow webs, and the hollow webs are opposite to each other.

Example 9

The structure and the principle of this embodiment 9 described a novel steel structure, the unanimity of embodiment 1, the difference lies in, the web of novel steel structure is annular web or arc web.

As shown in fig. 16, the web is an annular web, and a plurality of through holes are arranged on the web in an annular manner. The flange is a circular flange.

As shown in fig. 17, the web is an arc-shaped web, and a plurality of through holes are formed in the web. The flange is a plate body bent in an arc shape.

The above is only the application form of the partially preferred novel steel structure listed in the present invention, but the present invention is not limited to the above-mentioned steel, and other steel or steel materials that can be combined with the web of the present invention may be used. Other structures of the novel steel structure described in the present embodiment are referred to in the prior art.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.

Claims (10)

1. A novel steel structure is characterized by comprising a steel structure main body with a web plate,

the web plate comprises a first plate body and a second plate body which are welded with each other, and a plurality of through holes which are arranged at intervals are formed in the web plate;

the first plate body is provided with a plurality of first convex parts which are arranged at intervals, and a first concave part is formed between any two adjacent first convex parts;

the second plate body is provided with a plurality of second convex parts which are arranged at intervals, and a second concave part is formed between any two adjacent second convex parts;

the first convex part and the second convex part are mutually abutted and welded, and the gaps of the first concave part and the second concave part jointly form the through hole.

2. The new steel structure of claim 1, wherein:

the first plate body and the second plate body are symmetrical to each other along the welding position.

3. The new steel structure of claim 1, wherein:

the distance between the bottom of the notch of the first concave part and the outer edge of the first plate body is 20-50 mm;

the distance between the bottom of the notch of the second concave part and the outer edge of the second plate body is 20-50 mm.

4. The new steel structure of claim 1, wherein:

the length of the welding part of the first convex part and the second convex part is 100 mm-200 mm.

5. The new steel structure of claim 1, wherein:

the through hole is a circular through hole or a polygonal through hole;

or the hole wall of the through hole is formed by an arc surface and a rectangle.

6. The new steel structure of claim 1, wherein:

the steel structure main body is one of I-shaped steel, H-shaped steel, channel steel, square tube or angle steel.

7. The new steel structure of claim 1, wherein:

the steel structure main part includes two at least webs, and the mutual interval sets up between the web, and is parallel to each other between the web.

8. The new steel structure according to any one of claims 1 to 7, characterized in that:

the web is a long straight web, an annular web, an arc-shaped web or a reducing web.

9. The new steel structure of claim 8, wherein:

the steel structure main body also comprises two flanges matched with the web;

the two flanges are equal-diameter flanges, and specifically, the widths of the two flanges are the same;

or the two flanges are different-diameter flanges, and the widths of the two flanges are set to be larger and smaller.

10. The new steel structure of claim 9, wherein:

the first plate body is connected with one flange in a welded mode, and the second plate body is connected with the other flange in a welded mode;

or, the first plate body and the second plate body are both prefabricated with integrated flanges.

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