CN210421416U

CN210421416U - Reinforced L-shaped steel for steel structure building and steel structure cluster combined member

Info

Publication number: CN210421416U
Application number: CN201921075175.3U
Authority: CN
Inventors: 李旭禄; 李秀芹; 张力; 徐司勇; 王桂鹏; 张剑南; 李素梅; 王长江; 曹玲玲; 王洪涛
Original assignee: Henan Tianfeng Steel Structure Construction Co ltd
Current assignee: Henan Tianfeng Steel Structure Construction Co ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-04-28
Anticipated expiration: 2029-07-10

Abstract

The utility model relates to a strenghthened type L shaped steel and steel construction combination member tied in a bundle for steel construction building, strenghthened type L shaped steel includes two right angle sides that integrative turning is connected, two right angle sides include long side and short side, the corresponding end that keeps away from the turning of each right angle side is respectively an organic whole to be connected with the wing limit that turns over the book inwards, the corresponding end that keeps away from corresponding right angle side on each wing limit respectively an organic whole be connected with the hem that turns over the book inwards, the corresponding end that keeps away from corresponding wing limit of each hem respectively an organic whole be connected with the enhancement limit that turns over the book inwards, so that corresponding two hem. The corresponding end of each right angle side turns over to the enstrophe respectively in proper order and is connected with wing limit, hem and enhancement limit, utilizes and strengthens the limit and makes the hem also form the restraint limit, and then can improve the structural strength of whole L shaped steel, avoids strengthening the great, the higher technical problem of cost of dead weight that structural strength brought through the bodiness section bar.

Description

Reinforced L-shaped steel for steel structure building and steel structure cluster combined member

Technical Field

The utility model relates to a steel construction building especially relates to a strenghthened type L shaped steel and steel construction combination member tied in a bundle for steel construction building.

Background

Along with the attention of people on building pollution, steel structure buildings are more and more widely popularized in society due to the characteristics of short construction period, small construction pollution and the like. Steel beams and steel columns in steel structure buildings are important components of the buildings, and the performance of the steel beams and the steel columns directly influences the cost and safety performance of the buildings. Among the prior art, often can use L shaped steel as basic component, the structure of current L shaped steel is as the structure disclosed in the Chinese utility model patent that the grant bulletin number is CN207749724U, four right-angle sides have, the front end on left side right-angle side is equipped with a front side right-angle side perpendicularly, the right-hand member on front side right-angle side bends backward perpendicularly, in order to form front side lock limit, in same form, the right-hand member on rear side right-angle side bends perpendicularly to the front side and forms a right side right-angle side, the front side on right side right-angle side bends perpendicularly to a left side and forms right side lock limit, the bottom welding of section bar body links firmly a right angle connector, vertical the running through on the right angle connector sets up a plurality of through-holes, so that with section bar body fixed mounting on corresponding.

The profile body is integrally L-shaped formed by the left right-angle side and the front right-angle side, if structural strength is required to be enhanced, the profile needs to be integrally thickened, the steel consumption is large, the self weight is large, and the cost is relatively high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a reinforced L-shaped steel for steel structure building, which solves the technical problems of larger self weight and relatively higher cost of the profile when the strength of the profile is increased by thickening the profile in the prior art; and simultaneously, the utility model also provides an use the steel construction composite member tied in a bundle of above-mentioned strenghthened type L shaped steel.

In order to achieve the above object, the utility model provides a steel construction strenghthened type L shaped steel for building's technical scheme is: the utility model provides a strenghthened type L shaped steel for steel construction building, includes two right angle sides that integrative turning is connected, and two right angle sides include long side and short side, and the corresponding end at the turning of keeping away from of each right angle side is respectively an organic whole and is connected with the wing limit of turning over the book inwards, and the corresponding end of keeping away from corresponding right angle side on each wing limit is respectively an organic whole and is connected with the hem of turning over the book inwards, and the corresponding end of keeping away from corresponding wing limit of each hem is respectively an organic whole and is connected with the enhancement limit of turning over the book inwards to make corresponding.

The beneficial effects are that: in strenghthened type L shaped steel, the corresponding end of each right angle side turns over to the enstrophe respectively in proper order and is connected with wing limit, hem and enhancement limit, utilizes the enhancement limit to make the hem also form the restraint limit, and then can improve the structural strength of whole L shaped steel, avoids strengthening the great, the higher technical problem of cost of dead weight that structural strength brought through the bodiness section bar.

Furthermore, each wing edge is respectively and vertically arranged with the corresponding turned and connected right-angle side edge and the folded edge.

Furthermore, each reinforcing edge is vertically arranged with the folded edge which is correspondingly folded and connected.

Further, the width of each reinforcing edge is smaller than the width of the folded edge connected with the reinforcing edge in a folded mode.

The utility model provides a steel construction composite member tied in a bundle's technical scheme is: the utility model provides a steel construction composite member tied in a bundle, left component and right component including mutual disposition, two components are strenghthened type L shaped steel for the steel construction building, strenghthened type L shaped steel includes two right angle sides that integrative turning is connected, two right angle sides include long side and short side, the corresponding end that keeps away from the turning of each right angle side is respectively an organic whole to be connected with the wing limit of turning over inwards, the corresponding end that keeps away from corresponding right angle side of each wing limit is respectively an organic whole to be connected with the hem of turning over inwards, the corresponding end that keeps away from corresponding wing limit of each hem is respectively an organic whole to be connected with the enhancement limit of turning over inwards, so that corresponding two hems form the restraint limit, two right angle sides of each component are respectively for the perpendicular side that extends along the fore-and-aft direction and the horizontal side that extends.

The beneficial effects are that: utilize the higher L shaped steel of structural strength to assemble and form the composite member tied in a bundle, can effectively improve the overall structure intensity of composite member, moreover, the corresponding end of hem of corresponding L shaped steel turns over a connection and strengthens the limit, can effectively avoid strengthening the great, the higher technical problem of cost of dead weight that structural strength brought through the bodiness section bar.

On the basis of any one of the above steel structure cluster combined member schemes, a connecting clamp plate is clamped between the two vertical side edges. The structural strength of the whole bundling combined member can be improved by using the connecting clamping plate.

On the basis of any one scheme of the steel structure cluster combined member, the two vertical side edges are both long side edges or short side edges of the corresponding member.

The utility model provides a steel construction composite member tied in a bundle's technical scheme is: a steel structure cluster combined member comprises a left member, a right member and a rear member, wherein the left member and the right member are reinforced L-shaped steel for steel structure buildings, the reinforced L-shaped steel comprises two right-angle sides which are integrally connected with corners, the two right-angle sides comprise long sides and short sides, the corresponding ends, far away from the corners, of the right-angle sides are respectively and integrally connected with wing sides turned inwards, the corresponding ends, far away from the corresponding right-angle sides, of the wing sides are respectively and integrally connected with folded sides turned inwards, the corresponding ends, far away from the corresponding wing sides, of the folded sides are respectively and integrally connected with reinforcing sides turned inwards, so that the corresponding two folded sides form restraining sides, the two right-angle sides of the left member and the right member are respectively vertical sides extending along the front-back direction and transverse sides extending along the left-right direction, the two vertical sides are fastened and assembled together to enable the left member and the right member to form a front assembly, the rear member comprises a member bottom plate extending in the left-right direction and a member side plate extending backwards in the front-rear direction, and the member bottom plate is tightly assembled with the two transverse side edges.

On the basis of any one of the above steel structure cluster combined component schemes, a rear connecting clamp plate is correspondingly clamped between the component bottom plate of the rear component and the two transverse side edges. The structural strength of the front assembly can be improved by utilizing the rear connecting splint.

On the basis of any one of the above steel structure cluster combined member schemes, a front connecting splint is clamped between the two vertical side edges. The structural strength of the whole bundling combined member can be improved by utilizing the front connecting splint.

On the basis of any one scheme of the steel structure cluster combined member, the two vertical sides are both long sides or short sides of the corresponding member.

On the basis of any one of the above steel structure cluster combined member schemes, the rear member is a G-shaped steel member, the member side plates of the rear member are correspondingly arranged at the left side and the right side of the member bottom plate, one end of the member side plate, which is far away from the member bottom plate, is turned over with member wing edges towards opposite directions, and the opposite ends of the two member wing edges are turned over with reinforcing edges towards the direction of the member bottom plate so that the corresponding two member wing edges form restraining edges.

The utility model provides a steel construction composite member tied in a bundle's technical scheme is: the utility model provides a steel construction composite member tied in a bundle which characterized in that: the reinforced L-shaped steel comprises two right-angle sides which are connected by integral corners, the two right-angle sides comprise long sides and short sides, the corresponding ends of the right-angle sides, which are far away from the corners, are respectively and integrally connected with wing sides turned inwards, the corresponding ends of the wing sides, which are far away from the corresponding right-angle sides, are respectively and integrally connected with folded sides turned inwards, the corresponding ends of the folded sides, which are far away from the corresponding wing sides, are respectively and integrally connected with reinforcing sides turned inwards, so that the corresponding two folded sides form restraining sides, the two right-angle sides of each member are vertical sides extending along the front-back direction and transverse sides extending along the left-right direction, the vertical sides of the left front-side member and the vertical sides of the right front-side member are fastened and assembled together, the vertical sides of the left rear-side member and the vertical sides of the right rear-side member are fastened and assembled together, the transverse side of the front left component and the transverse side of the rear left component are tightly assembled together, and the transverse side of the front right component and the transverse side of the rear right component are tightly assembled together.

On the basis of any one scheme of the steel structure cluster combined member, a connecting clamp plate is clamped between two vertical side edges and/or two transverse side edges which are fastened and assembled together at will. The structural wall of the whole cluster combined member can be effectively improved by utilizing the connecting clamping plates.

On the basis of any one of the above steel structure cluster combined member schemes, the vertical side edges of each member are the long side edges or the short side edges of the corresponding member.

Drawings

FIG. 1 is a schematic structural view of an embodiment of the reinforced L-shaped steel for steel structure buildings of the present invention;

FIG. 2 is a front view of the L-shaped steel shown in FIG. 1;

fig. 3 is a schematic structural view of an embodiment 1 of the steel structure cluster combined member of the present invention;

fig. 4 is a schematic structural view of an embodiment 2 of the steel structure cluster combined member of the present invention;

fig. 5 is a schematic structural view of an embodiment 3 of the steel structure cluster combined member of the present invention;

fig. 6 is a schematic structural view of an embodiment 4 of the steel structure cluster combined member of the present invention;

FIG. 7 is a schematic structural view of a steel structure building to which the L-shaped steel shown in FIG. 1, the combined member shown in FIG. 3, and the combined member shown in FIG. 4 are applied.

Description of reference numerals: 11-vertical side, 12-horizontal side, 13-first wing, 14-first fold, 15-first reinforcing side, 16-second reinforcing side, 17-second fold, 18-second wing, 301-left member, 302-connecting splint, 303-right member, 401-front left member, 402-front right member, 403-transverse connecting splint, 404-rear right member, 405-vertical connecting splint, 406-rear left member, 500-rear member, 501-left member, 502-front connecting splint, 503-right member, 504-rear connecting splint, 505-member side plate, 506-member wing plate, 507-reinforcing side, 508-member bottom plate, 601-left member, 602-right member, 603-rear member, 1000-corner post, 1001-first composite member, 1002-second composite member, 1003-third composite member, 1004-fourth composite member.

Detailed Description

The following describes embodiments of the present invention with reference to the accompanying drawings.

The utility model discloses the concrete embodiment of strenghthened type L shaped steel for steel construction building, its structure is as shown in figure 1 and figure 2, and L shaped steel in this embodiment includes two right angle sides that integrative turning is connected, and one of them right angle side is for erecting side 11, and another right angle side is horizontal side 12, and the width of horizontal side 12 is bigger than the width that erects side 11, so, horizontal side 12 is long side, erects side 11 and is short side.

In this embodiment, the corresponding end of each right-angle side far away from the corner is respectively and integrally connected with an inwardly turned wing edge, the corresponding end of each wing edge far away from the corresponding right-angle side is respectively and integrally connected with an inwardly turned hem, and the corresponding end of each hem far away from the corresponding wing edge is respectively and integrally connected with an inwardly turned reinforcing edge, so that the corresponding two hems form a restraining edge.

Specifically, regarding the transverse side 12, the corresponding end of the transverse side 12 far away from the corner is integrally connected with an inwardly turned first flange 13, the corresponding end of the first flange 13 far away from the transverse side 12 is integrally connected with an inwardly turned first flange 14, and the corresponding end of the first flange 14 far away from the first flange 13 is respectively and integrally connected with an inwardly turned first reinforcing flange 15, so that the corresponding first flange 14 forms a restraining edge.

The first wing edge 13 is respectively vertically arranged with the transverse side edge 12 and the first folding edge 14 which are correspondingly connected in a turning way, and the first reinforcing edge 15 is vertically arranged with the first folding edge 14 which is correspondingly connected in a turning way.

And with regard to vertical side 11, the corresponding end of vertical side 11 far away from the corner is connected with second hem 18 turning over inwards integrally, the corresponding end of keeping away from vertical side 11 of second hem 18 is connected with second hem 17 turning over inwards integrally, the corresponding end of keeping away from second hem 18 of second hem 17 is connected with second enhancement limit 16 turning over inwards respectively integrally to make corresponding second hem 17 form the restraint limit.

The second flange 18 is arranged perpendicular to the vertical side 11 and the second flange 17 which are connected in a corresponding turning manner, and the second reinforcing flange 16 is arranged perpendicular to the second flange 17 which is connected in a corresponding turning manner.

The above-mentioned reinforcing edges are intended to form a constraining edge for the respective flanges to improve the structural strength of the entire L-section, and in view of cost, the width of each reinforcing edge may be made smaller than the width of the flange to which the reinforcing edge is turnably connected, i.e., the width of the first reinforcing edge 15 is smaller than the width of the first flange 14, and the width of the second reinforcing edge 16 is smaller than the width of the second flange 17.

The L shaped steel that this embodiment provided is because the integrative book of the inner at corresponding hem turns over and is connected with the enhancement limit for the hem forms the restraint limit, and then can effectively improve the structural strength of whole shaped steel on the basis of not increasing shaped steel weight and cost too much.

The L-shaped steel in the embodiment is manufactured in an integrated forming mode by adopting a cold rolling or cold bending mode, can effectively reduce structural deformation caused by welding, increases the reliability of the structure, is beneficial to industrial production of the steel structure, and has remarkable social and economic benefits.

The L-shaped steel provided by this embodiment can be directly applied to a steel structure building, for example, a corner post 1000 located at a corner of a wall body in the steel structure building shown in fig. 7, where the corner post 1000 is the reinforced L-shaped steel shown in fig. 1 and 2, and one right-angled side of the formula-shaped steel extends into one wall body, and another right-angled side extends into another wall body, so as to form a corresponding corner post.

Of course, the L-shaped steels may be combined to form a cluster assembly, which has higher strength, such as the assembly structure shown in fig. 3 to 6, which will be described below.

In this embodiment, the wing edge, the folded edge, and the reinforcing edge are sequentially folded vertically inward, and in other embodiments, the two edges connected by the corresponding folding may not be arranged vertically, that is, arranged at an inclined set angle.

The utility model discloses embodiment 1 of steel construction composite member tied in a bundle:

as shown in fig. 3, the bundle combination member in this embodiment includes a left member 301 and a right member 303 which are oppositely arranged, the structures of the two members are the same, and both members are L-shaped steel, the two right-angle sides of each member are respectively a vertical side extending along the front-back direction and a horizontal side extending along the left-right direction, and the specific structure of each member is the same as that of the reinforced L-shaped steel shown in fig. 1 and 2, and will not be described again.

When the left member 301 and the right member 303 are assembled, the two vertical side edges of the two members are tightly assembled together. Specifically, a connecting clamp plate 302 is clamped between two vertical side edges to further improve the structural strength of the combined member. During assembly, a bolt connection mode can be adopted, namely a plurality of fastening bolts are sequentially arranged in the length extending direction of the bundling combined component, corresponding bolt mounting holes are respectively formed in the two components and the middle connecting clamping plate, and the fastening bolts penetrate through the corresponding bolt mounting holes so as to fixedly assemble the two components and the connecting clamping plate together. In other embodiments, the fastening connection mode can also adopt a welding connection mode, and during welding connection, attention can be paid to designing plug welding holes on corresponding vertical side edges so as to improve the overall structural strength of welding connection.

Here, the vertical sides are short sides of the corresponding members, and when the vertical sides are applied to the steel structure building, the fourth combined member 1004 in fig. 7 is shown. In other embodiments, the vertical side may be the long side of the corresponding member, and the combined member is the first combined member 1001 as shown in fig. 7, which can be applied to the node of the inner and outer walls, where the inner and outer walls at the node form a T-shaped structure as a whole. Of course, the bundle combination member can also be applied to the node of the T-shaped structure of the inner wall.

In this embodiment, the connecting splint is clamped between the two vertical side edges of the two members, and in other embodiments, if the structural strength of the two members connected together can meet the requirement, the connecting splint can be omitted.

The utility model discloses embodiment 2 of steel construction composite member tied in a bundle:

the structure of the bundle combination member in this embodiment is shown in fig. 4, and includes a front left member 401, a front right member 402, a rear left member 406, and a rear right member 404, these four members have the same structure, and are all L-shaped steel, two right-angled sides of each member also include a vertical side extending along the front-rear direction and a horizontal side extending along the left-right direction, and the specific structure of each member is the same as the structure of the reinforced L-shaped steel shown in fig. 1 and fig. 2, and is not described herein again.

When the four members are assembled, the vertical side of the front left member 401 and the vertical side of the front right member 402 are tightly assembled together, the vertical side of the rear left member 406 and the vertical side of the rear right member 404 are tightly assembled together, the horizontal side of the front left member 401 and the horizontal side of the rear left member 406 are tightly assembled together, and the horizontal side of the front right member 402 and the horizontal side of the rear right member 404 are tightly assembled together.

Specifically, to improve the connection strength, a vertical connection clamp plate 405 is clamped between corresponding vertical side edges of the fastening assembly, and a horizontal connection clamp plate 403 is clamped between corresponding horizontal side edges of the fastening assembly. The concrete assembly mode can adopt a bolt connection mode or a welding connection mode, during bolt connection, through bolt mounting holes are formed in the corresponding side edges and the connecting clamping plates, then fastening bolts are correspondingly penetrated, and during welding connection, a plug welding structure can be designed to improve the welding connection strength.

In this embodiment, the vertical side of each member is the short side of the corresponding member, and in other embodiments, the vertical side of each member may also be the long side of the corresponding member.

In this embodiment, the bundle combination member formed by splicing the four members is cross-shaped as a whole, and in specific application, the bundle combination member can be applied to a cross node position formed by two inner walls in cross connection like the second combination member in fig. 7.

It should be noted that, the connecting clamping plates are clamped between the corresponding side edges of the corresponding components, so that the connecting strength of the whole combined component can be effectively improved, and if the structural strength meets the requirement, the connecting clamping plates clamped between the components can be omitted.

The utility model discloses embodiment 3 of steel construction composite member tied in a bundle:

the bundle combination member in this embodiment has a structure as shown in fig. 5, and includes a left member 501, a right member 503, and a rear member 500.

The left member and the right member have the same structure, are L-shaped steel, and respectively comprise two right-angle sides, wherein one right-angle side is a vertical side extending along the front-back direction, the other right-angle side is a transverse side extending along the left-right direction, the specific structures of the left member and the right member are the same as those of the reinforced L-shaped steel shown in the figures 1 and 2, and the detailed description is omitted.

When assembled, the two vertical sides of the left and

right members

501, 503 are securely assembled together to form a front assembly, with both vertical sides of the left and right members being short sides. Specifically, a front connection clamping plate 502 is clamped between two vertical side edges to further improve the structural strength of the combined component.

The rear member 500 is located the front assembly rear side, the rear member specifically is the G shaped steel component, its structure can adopt the strenghthened type G shaped steel that provides in the chinese utility model patent that the publication number is CN206888350U granted, it includes the component bottom plate 508 that extends along the left and right directions and the component curb plate 505 that extends along the fore-and-aft direction backward, two component curb plates 505 correspond and arrange in the left and right sides of component bottom plate 508, the one end of keeping away from component bottom plate 505 of component curb plate 505 is turned over towards relative the book and is had component wing 506, the relative extreme end of two component wing 506 is turned over towards component bottom plate direction in and is had the reinforcing edge 507 so that corresponding two component wing 506 form the restriction limit.

The member bottom plate 508 of the rear member 500 is fastened to both lateral sides of the left and right members, and rear connection clamping plates 504 are correspondingly interposed between the member bottom plate 508 and both lateral sides in order to improve the connection strength.

For the connection mode of the corresponding side edge and the connecting clamping plate, a bolt connection mode can be adopted, namely a plurality of fastening bolts are sequentially arranged in the length extending direction of the bundling combined component, corresponding bolt mounting holes are respectively formed in the side edge of the corresponding component and the connecting clamping plate in the middle of the corresponding component, and the fastening bolts penetrate through the corresponding bolt mounting holes so as to fixedly assemble the two components and the connecting clamping plate together. In other embodiments, the fastening connection mode can also adopt a welding connection mode, and during welding connection, attention can be paid to designing plug welding holes on corresponding side edges so as to improve the overall structural strength of the welding connection.

The combination component tied in a bundle that this embodiment provided includes preceding subassembly and back component, and not only self intensity is higher, is fit for being applied to the T shape node position department that the interior outer wall of external wall thickening is connected moreover, and the back component is used for satisfying the needs of wall body thickening promptly.

Similarly, the front and rear attachment clips can be eliminated if the left, right and rear member attachment strength is sufficient.

The utility model discloses embodiment 4 of steel construction composite member tied in a bundle:

as shown in fig. 6, the cluster member in this embodiment has the same structure as the cluster member in embodiment 3, and similarly includes a left member 601, a right member 602, and a rear member 603, where the left member and the right member are both L-shaped steel members, and similarly include vertical sides extending in the front-rear direction and horizontal sides extending in the left-right direction, and the rear member is also a G-shaped steel member, and a connecting clip is similarly interposed between the two vertical sides of the left member and the right member, and a connecting clip is similarly interposed between a member bottom plate of the G-shaped steel member and the horizontal sides of the left member and the right member, and is different from the technical member in embodiment 3 mainly in that: the two vertical sides of the left and right members are both long sides.

In fact, for example 3 and example 4, the rear member may be a G-shaped steel member disclosed in chinese utility model patent No. CN206888350U, or a G-shaped steel member in the prior art may be used, and only a member bottom plate, a member side plate, and a member wing plate may be provided without providing a reinforcing edge, or a U-shaped steel member such as a channel steel may be used. No matter what structure is adopted, the rear component should have a component bottom plate and a corresponding component side plate corresponding to the transverse sides of the left and right components, so as to meet the requirements of supporting the nodes of the inner and outer walls and thickening the outer walls.

The reinforced L-shaped steel and the bundling combined members are all provided with cavities, when the reinforced L-shaped steel and the bundling combined members are used in a building system, concrete can be poured into the cavities, the L-shaped steel and the bundling combined members are used as templates, concrete templates are omitted, and the reinforced L-shaped steel bundling combined member can effectively reduce cost, is convenient to manufacture and has high practicability in construction.

The cluster combined member can be applied to a support column structure and a support beam structure of a steel structure building as long as the strength of the corresponding support structure is met.

Claims

1. The utility model provides a strenghthened type L shaped steel for steel construction building which characterized in that: including two right angle sides that integrative turning is connected, two right angle sides include long side and short lateral margin, and the corresponding end at the corner of keeping away from of each right angle side is respectively the integral connection have the wing limit of turning over the book inwards, and the corresponding end at the corresponding right angle side of keeping away from of each wing limit is respectively the integral connection have the hem of turning over the book inwards, and the corresponding end of keeping away from corresponding wing limit of each hem is respectively the integral connection have the enhancement limit of turning over the book inwards to make corresponding two hems form the restraint limit.

2. The reinforced L-shaped steel for the steel structure building of claim 1, which is characterized in that: each wing edge is respectively and vertically arranged with the right-angle side edge and the folded edge which are correspondingly connected in a turning way.

3. The reinforced L-shaped steel for the steel structure building of claim 2, which is characterized in that: each reinforcing edge is vertically arranged with the folded edge which is correspondingly connected with the folded edge.

4. The reinforced L-shaped steel for the steel structure building of claim 1, 2 or 3, wherein: the width of each reinforcing edge is smaller than the width of the folded edge connected with the reinforcing edge in a folding mode.

5. The utility model provides a steel construction composite member tied in a bundle which characterized in that: the reinforced L-shaped steel for the steel structure building comprises a left member and a right member which are oppositely arranged, wherein the two members are the reinforced L-shaped steel for the steel structure building as claimed in any one of claims 1 to 4, two right-angle side edges of each member are respectively a vertical side edge extending along the front-back direction and a transverse side edge extending along the left-right direction, and the two vertical side edges of the two members are fastened and assembled together.

6. The steel structure bundle combination member according to claim 5, wherein: and a connecting clamping plate is clamped between the two vertical side edges.

7. The steel structure bundle combination member according to claim 5, wherein: the two vertical sides are both long sides or short sides of the respective member.

8. The utility model provides a steel construction composite member tied in a bundle which characterized in that: the reinforced L-shaped steel for the steel structure building comprises a left member, a right member and a rear member, wherein the left member and the right member are the reinforced L-shaped steel for the steel structure building as claimed in any one of claims 1 to 4, two right-angle sides of the left member and the right member are respectively vertical sides extending along the front-back direction and transverse sides extending along the left-right direction, the two vertical sides are fastened and assembled together to enable the left member and the right member to form a front assembly, the rear member is located on the rear side of the front assembly, the rear member comprises a member bottom plate extending along the left-right direction and a member side plate extending backwards along the front-back direction, and the member bottom plate is fastened and assembled with the two transverse sides.

9. The steel structure bundle combination member according to claim 8, wherein: and a rear connecting splint is correspondingly clamped between the component bottom plate of the rear component and the two transverse sides.

10. The steel structure bundle combination member according to claim 8, wherein: and a front connecting clamp plate is clamped between the two vertical side edges.

11. The steel structure bundle combination member according to claim 8, wherein: the two vertical sides are both long sides or short sides of the corresponding component.

12. The steel structure bundle combination member according to claim 8, wherein: the rear component is a G-shaped steel component, component side plates of the rear component are correspondingly arranged on the left side and the right side of the component bottom plate, component wing edges are oppositely turned towards one end of the component side plates far away from the component bottom plate, and reinforcing edges are inwards turned towards the component bottom plate at the opposite ends of the two component wing edges so that the corresponding two component wing edges form restraining edges.

13. The utility model provides a steel construction composite member tied in a bundle which characterized in that: the reinforced L-shaped steel for the steel structure building comprises a front left member, a front right member, a rear left member and a rear right member, wherein the four members are the reinforced L-shaped steel for the steel structure building as claimed in any one of claims 1 to 4, two right-angle sides of each member are vertical sides extending along the front-rear direction and transverse sides extending along the left-right direction, the vertical sides of the front left member and the vertical sides of the front right member are fastened and assembled together, the vertical sides of the rear left member and the vertical sides of the rear right member are fastened and assembled together, the transverse sides of the front left member and the transverse sides of the rear left member are fastened and assembled together, and the transverse sides of the front right member and the transverse sides of the rear right member are fastened and assembled together.

14. The steel structure bundle combination member according to claim 13, wherein: and a connecting clamping plate is clamped between the two vertical side edges and/or the two transverse side edges which are fastened and assembled together at will.

15. The steel structure bundle combination member according to claim 13, wherein: the vertical sides of each member are either the long or short sides of the respective member.