CN216552690U

CN216552690U - Anti-stress steel beam

Info

Publication number: CN216552690U
Application number: CN202123341066.1U
Authority: CN
Inventors: 严琼芳; 黄志标; 吴绍辉
Original assignee: Guangdong Yinuo Heavy Industry Steel Structure Co ltd
Current assignee: Guangdong Yinuo Heavy Industry Steel Structure Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-17
Anticipated expiration: 2031-12-28

Abstract

The utility model relates to the technical field of steel beams, in particular to a stress-resistant steel beam which comprises an H-shaped main body beam, wherein the H-shaped main body beam comprises a web plate, an upper wing plate and a lower wing plate, and further comprises a plurality of groups of vertical reinforcing assemblies and a plurality of groups of inclined reinforcing assemblies, each group of vertical reinforcing assemblies comprises two side wing plates, the two side wing plates are oppositely arranged on the left side and the right side of the web plate, the surfaces of the side wing plates are parallel to the vertical direction, each group of inclined reinforcing assemblies comprises two inclined wing plates, the two inclined wing plates are oppositely arranged on the left side and the right side of the web plate, the surfaces of the inclined wing plates, which are perpendicular to the web plate, opposite end surfaces of the inclined wing plates and the web plate are abutted and welded with the surface of the web plate, an alignment bayonet is arranged at the edge of the end part of the web plate, a connecting through hole is formed in the end part of the web plate, and the inclined wing plates and the upper wing plates form an included angle of 73-82 degrees. The stress-resistant steel beam is high in structural strength, has excellent stress resistance, and is suitable for occasions with large bearing requirements.

Description

Anti-stress steel beam

Technical Field

The utility model relates to the technical field of steel beams, in particular to an anti-stress steel beam.

Background

The steel structure building is a neotype building system, compares traditional concrete building, and steel structure building adopts a large amount of steel sheets and various shaped steel to splice combination shaped steel each other and has replaced traditional reinforced concrete, and steel structure building has intensity higher, the better advantage of shock resistance. And because the steel plate and the section steel can be manufactured in a factory and installed on site, the construction period is greatly shortened. Because the steel can be repeatedly used, the construction waste can be greatly reduced, and the steel is more environment-friendly, so the steel is widely adopted by all countries in the world and is applied to industrial buildings and civil buildings.

Among the common steel construction building, support through supporting the girder steel and enable the floor slab usually more firm, support the girder steel and for firm and anti-bending H shaped steel that the deformability is good usually, H shaped steel includes the web of vertical setting and sets up respectively perpendicularly about the web upper wing plate and the pterygoid lamina is constituteed with lower pterygoid lamina, upper wing plate and lower pterygoid lamina are just right each other and are parallel to each other, the cross section that upper wing plate, lower pterygoid lamina and web three formed is the I shape. When the support steel beam is applied to the occasions with large bearing requirements, the support steel beam needs to have stronger stress resistance. However, the existing steel beam generally has the defects of poor stress resistance and incapability of meeting the stress resistance requirement of large-bearing occasions.

Disclosure of Invention

In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide the stress-resistant steel beam which is high in structural strength, excellent in stress resistance and suitable for occasions with large bearing requirements.

The purpose of the utility model is realized by the following technical scheme: an anti-stress steel beam comprises an H-shaped main body beam, wherein the H-shaped main body beam comprises a vertically arranged web, an upper wing plate horizontally arranged at the top end of the web, a lower wing plate horizontally arranged at the bottom end of the web, a plurality of groups of vertical reinforcing assemblies and a plurality of groups of inclined reinforcing assemblies, the groups of vertical reinforcing assemblies are alternately arranged along the length direction of the web, the groups of inclined reinforcing assemblies are alternately arranged along the length direction of the web, each group of vertical reinforcing assemblies comprises two side wing plates, the two side wing plates are oppositely arranged on the left side and the right side of the web, the surfaces of the side wing plates are parallel to the vertical direction, the surfaces of the side wing plates are perpendicular to the web, the end surfaces of the side wing plates opposite to the web are abutted against the surface of the web and are welded, the upper end surfaces of the side wing plates are abutted against the lower surfaces of the upper wing plates and are welded, and the lower end surfaces of the side wing plates are abutted against the upper surfaces of the lower wing plates and are welded, every group slope is strengthened the subassembly and is become by two oblique pterygoid laminas, and two oblique pterygoid laminas set up in the left and right sides of web relatively, and the face of oblique pterygoid lamina is perpendicular with the web and terminal surface butt and welded connection that oblique pterygoid lamina is relative with the web, and the up end of oblique pterygoid lamina and the lower surface butt and welded connection of last pterygoid lamina, the lower terminal surface butt and the welded connection of lower pterygoid lamina of oblique pterygoid lamina, the tip edge of web is provided with the bayonet socket of counterpointing, connect the via hole has been seted up to the tip of web, oblique pterygoid lamina with the contained angle of going up the pterygoid lamina is 73-82.

Wherein, H type main part roof beam comprises along its length direction end to end's horizontal segment, first bending segment, second bending segment and third bending segment integrated into one piece in proper order, first bending segment is 2 with the contained angle of horizontal plane, the second bending segment is 6 with the contained angle of horizontal plane, the third bending segment is 8 with the contained angle of horizontal plane.

And the joint of the horizontal section and the first bending section, the joint of the first bending section and the second bending section and the joint of the second bending section and the third bending section are provided with two groups of inclined reinforcing components.

The distance between two adjacent groups of vertical reinforcing assemblies in the plurality of groups of vertical reinforcing assemblies is at least 1.2 times of the height of the H-shaped main body beam, and the distance between two adjacent groups of vertical reinforcing assemblies is at most 2 times of the height of the H-shaped main body beam.

And the distance between two adjacent groups of the inclined reinforcing assemblies in the plurality of groups of the inclined reinforcing assemblies is 2 times of the height of the H-shaped main body beam.

Wherein, a plurality of wire passing holes are formed on the side wing plates.

The inclined wing plate is provided with a plurality of wing plate through holes for the connecting bolts to penetrate through, and is located at the joint of the horizontal section and the first bending section, the joint of the first bending section and the second bending section and the joint of the second bending section and the third bending section, and the surfaces of the inclined wing plates corresponding to the two groups of inclined reinforcing assemblies are closely attached to each other and connected through the connecting bolts matched with the wing plate through holes.

Wherein, be located the oblique pterygoid lamina of horizontal segment with the contained angle of last pterygoid lamina is 73, is located the oblique pterygoid lamina of first bending segment with the contained angle of last pterygoid lamina is 76, is located the oblique pterygoid lamina of second bending segment with the contained angle of last pterygoid lamina is 80, is located the oblique pterygoid lamina of third bending segment with the contained angle of last pterygoid lamina is 82.

The utility model has the beneficial effects that: the utility model can obviously improve the anti-stress performance of the steel beam in the vertical direction by arranging the side wing plates of the vertical reinforcing component, and the side wing plates have good supporting function on the upper wing plate, and can transfer the bearing capacity of the upper wing plate to the lower wing plate through the part of the side wing plate, and simultaneously the bearing capacity of the lower wing plate can also be partially transferred to the upper wing plate, thereby obviously enhancing the whole bearing performance of the steel beam, meanwhile, the arrangement of the oblique wing plate can play a good stabilizing role in the structure of the H-shaped main body beam of the bearing main body, can effectively enhance the stress resistance strength of the H-shaped main body beam in the length direction and enhance the stress resistance performance of the H-shaped main body beam along the length direction, thereby showing the bearing performance of reinforcing the girder steel of this application, the structural strength of the anti stress girder steel of this application is high, has excellent anti stress performance, is applicable to the occasion big to the bearing demand.

Drawings

Fig. 1 is a right side view of the present invention.

Fig. 2 is a partial structural schematic diagram of the present invention.

Fig. 3 is a sectional view taken in the direction of a-a in fig. 1 according to the present invention.

Fig. 4 is a cross-sectional view taken in the direction B-B of fig. 1 in accordance with the present invention.

The reference signs are: the structure comprises an H-shaped main body beam 1, a web 2, an upper wing plate 3, a lower wing plate 4, a side wing plate 5, an inclined wing plate 6, an alignment bayonet 7, a connecting through hole 8, a horizontal section 9, a first bending section 10, a second bending section 11, a third bending section 12, a wire passing hole 13 and a wing plate through hole 14.

Detailed Description

For the understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying fig. 1-4, which are not intended to limit the present invention.

Referring to fig. 1-4, an anti-stress steel beam comprises an H-shaped main beam body 1, wherein the H-shaped main beam body 1 comprises a vertically arranged web 2, an upper wing plate 3 horizontally arranged at the top end of the web 2, a lower wing plate 4 horizontally arranged at the bottom end of the web 2, a plurality of groups of vertical reinforcing components and a plurality of groups of inclined reinforcing components arranged on the web 2, the plurality of groups of vertical reinforcing components are arranged at intervals along the length direction of the web 2, the plurality of groups of inclined reinforcing components are arranged at intervals along the length direction of the web 2, each group of vertical reinforcing components comprises two side wing plates 5, the two side wing plates 5 are arranged at the left side and the right side of the web 2 relatively, the plate surfaces of the side wing plates 5 are parallel to the vertical direction, the plate surfaces of the side wing plates 5 are perpendicular to the web 2, the end surfaces of the side wing plates 5 opposite to the web 2 are abutted to the surface of the web 2 and are welded, the upper end surfaces of the side wing plates 5 are abutted to the lower surface of the upper wing plate 3 and are welded, the lower terminal surface of flank board 5 and the upper surface butt and welded connection of lower pterygoid lamina 4, every group slope is strengthened the subassembly and is become by two oblique pterygoid lamina 6, two oblique pterygoid lamina 6 set up in the left and right sides of web 2 relatively, the face of oblique pterygoid lamina 6 and the perpendicular terminal surface and the 2 surperficial butt and welded connection of web of 2 relative terminal surfaces and web of 2 perpendicular and oblique pterygoid lamina 6 of web, the up end of oblique pterygoid lamina 6 and the lower surface butt and the welded connection of last pterygoid lamina 3, the lower terminal surface of oblique pterygoid lamina 6 and the upper surface butt and the welded connection of lower pterygoid lamina 4, the tip edge of web 2 is provided with counterpoint bayonet 7, connect the hole 8 has been seted up to the tip of web 2, oblique pterygoid lamina 6 with the contained angle of last pterygoid lamina 3 is 73-82.

The utility model can obviously improve the stress resistance of the steel beam in the vertical direction by arranging the side wing plates 5 of the vertical reinforcing component, the side wing plates 5 have good supporting effect on the upper wing plates 3, the bearing capacity borne by the upper wing plates 3 can be partially transferred to the lower wing plates 4 through the side wing plates 5, meanwhile, the bearing capacity received by the lower wing plates 4 can also be partially transferred to the upper wing plates 3, so that the integral bearing performance of the steel beam is obviously enhanced, meanwhile, the inclined wing plates 6 can play a good stabilizing effect on the structure of the H-shaped main body beam 1 of the bearing main body, the stress resistance strength of the H-shaped main body beam 1 in the length direction can be effectively enhanced, the stress resistance of the H-shaped main body beam 1 in the length direction is enhanced, so that the bearing performance of the steel beam of the application is obviously enhanced, and the structural design that the included angle between the inclined wing plates 6 and the upper wing plates 3 is 73-82 degrees can also enhance the stress resistance of the steel beam in the vertical direction to a certain degree, the bearing performance of reinforcing this application, the structural strength of the anti stress girder steel of this application is high, has excellent anti stress performance, is applicable to the occasion big to the bearing demand.

Wherein, H type main part roof beam 1 comprises along its length direction end to end's horizontal segment 9, first bending segment 10, second bending segment 11 and third bending segment 12 integrated into one piece in proper order, first bending segment 10 is 2 with the contained angle of horizontal plane, second bending segment 11 is 6 with the contained angle of horizontal plane, third bending segment 12 is 8 with the contained angle of horizontal plane. Adopt such structural design can decompose the power of part vertical direction to the length direction of H type main part roof beam 1 to effectively reduce the stress intensity that 1 section direction of H type main part roof beam bore, strengthen the bearing performance of this application.

Wherein, the junction of horizontal segment 9 and first kink section 10, the junction of first kink section 10 and second kink section 11 and the junction of second kink section 11 and third kink section 12 all are provided with two sets of slope reinforcement subassemblies. All set up the slope in the department of buckling and strengthen the subassembly and can show the anti stress performance that strengthens the junction along girder steel length direction, improve the structural stability of the girder steel of this application.

The distance between two adjacent groups of vertical reinforcing assemblies in the plurality of groups of vertical reinforcing assemblies is at least 1.2 times of the height of the H-shaped main body beam 1, and the distance between two adjacent groups of vertical reinforcing assemblies is at most 2 times of the height of the H-shaped main body beam 1.

And the distance between two adjacent groups of the inclined reinforcing assemblies in the plurality of groups of the inclined reinforcing assemblies is 2 times of the height of the H-shaped main body beam 1.

Wherein, the side wing plate 5 is provided with a plurality of wire through holes 13.

The oblique wing plate 6 is provided with a plurality of wing plate through holes 14 for the connecting bolts to pass through, and the two groups of oblique wing plates 6 corresponding to the oblique wing plates 6 are positioned at the joint of the horizontal section 9 and the first bending section 10, the joint of the first bending section 10 and the second bending section 11 and the joint of the second bending section 11 and the third bending section 12, closely attached to each other and connected through the connecting bolts matched with the wing plate through holes 14. The slope that sets up two sets of zonulae occludens in the department of buckling strengthens the subassembly and can further strengthen the stress resistance ability of junction along girder steel length direction, strengthens the bearing performance of this application.

Wherein, be located the oblique pterygoid lamina 6 of horizontal segment 9 with the contained angle of last pterygoid lamina 3 is 73, is located the oblique pterygoid lamina 6 of first bending segment 10 with the contained angle of last pterygoid lamina 3 is 76, is located the oblique pterygoid lamina 6 of second bending segment 11 with the contained angle of last pterygoid lamina 3 is 80, is located the oblique pterygoid lamina 6 of third bending segment 12 with the contained angle of last pterygoid lamina 3 is 82. The inclined wing plate 6 and the included angle of the upper wing plate 3 are set to be the best included angle according to the different bending amplitudes of different sections of the steel beam, and the stress resistance of the steel beam can be enhanced to the greatest extent.

The above-described embodiments are preferred implementations of the present invention, and the present invention may be implemented in other ways without departing from the spirit of the present invention.

Claims

1. An anti stress girder steel which characterized in that: the H-shaped main body beam comprises a vertically arranged web, an upper wing plate horizontally arranged at the top end of the web, and a lower wing plate horizontally arranged at the bottom end of the web, and further comprises a plurality of groups of vertical reinforcing assemblies and a plurality of groups of inclined reinforcing assemblies which are arranged on the web, wherein the plurality of groups of vertical reinforcing assemblies are alternately arranged along the length direction of the web, the plurality of groups of inclined reinforcing assemblies are alternately arranged along the length direction of the web, each group of vertical reinforcing assemblies comprises two side wing plates which are oppositely arranged on the left side and the right side of the web, the surfaces of the side wing plates are parallel to the vertical direction, the surfaces of the side wing plates are perpendicular to the web, the end surfaces of the side wing plates opposite to the web are abutted against the surface of the web and welded, the upper end surfaces of the side wing plates are abutted against the lower surface of the upper wing plate and welded, the lower end surfaces of the side wing plates are abutted against the upper surface of the lower wing plate and welded, every group slope is strengthened the subassembly and is become by two oblique pterygoid laminas, and two oblique pterygoid laminas set up in the left and right sides of web relatively, and the face of oblique pterygoid lamina is perpendicular with the web and terminal surface butt and welded connection that oblique pterygoid lamina is relative with the web, and the up end of oblique pterygoid lamina and the lower surface butt and welded connection of last pterygoid lamina, the lower terminal surface butt and the welded connection of lower pterygoid lamina of oblique pterygoid lamina, the tip edge of web is provided with the bayonet socket of counterpointing, connect the via hole has been seted up to the tip of web, oblique pterygoid lamina with the contained angle of going up the pterygoid lamina is 73-82.

2. A stress resistant steel beam according to claim 1 wherein: h type main part roof beam is by along its length direction end to end's horizontal segment, first bending segment, second bending segment and third bending segment integrated into one piece constitute in proper order, first bending segment is 2 with the contained angle of horizontal plane, the second bending segment is 6 with the contained angle of horizontal plane, the third bending segment is 8 with the contained angle of horizontal plane.

3. A stress resistant steel beam according to claim 2 wherein: and two groups of inclined reinforcing components are arranged at the joint of the horizontal section and the first bending section, the joint of the first bending section and the second bending section and the joint of the second bending section and the third bending section.

4. A stress resistant steel beam according to claim 1 wherein: the interval of two sets of adjacent vertical reinforcement assemblies in the multiunit is at least for 1.2 times H type main part roof beam height, and the interval of two sets of adjacent vertical reinforcement assemblies is at most 2 times H type main part roof beam height.

5. A stress resistant steel beam according to claim 1 wherein: the distance between two adjacent groups of the inclined reinforcing assemblies in the plurality of groups of the inclined reinforcing assemblies is 2 times of the height of the H-shaped main body beam.

6. A stress resistant steel beam according to claim 1 wherein: the side wing plate is provided with a plurality of wire passing holes.

7. A stress resistant steel beam according to claim 3 wherein: still include connecting bolt, the pterygoid lamina through-hole that a plurality of confession connecting bolt passed is seted up to oblique pterygoid lamina, is located the face of the oblique pterygoid lamina that the subassembly corresponds is strengthened in two sets of slopes of the junction of horizontal segment and first bending segment, the junction of first bending segment and second bending segment and the junction of second bending segment and third bending segment closely pastes and connects through connecting bolt cooperation pterygoid lamina through-hole.

8. A stress resistant steel beam according to claim 2 wherein: the inclined wing plate located in the horizontal section and the included angle of the upper wing plate are 73 degrees, the inclined wing plate located in the first bending section and the included angle of the upper wing plate are 76 degrees, the inclined wing plate located in the second bending section and the included angle of the upper wing plate are 80 degrees, and the inclined wing plate located in the third bending section and the included angle of the upper wing plate are 82 degrees.