CN217679639U - Steel structure frame system - Google Patents

Steel structure frame system Download PDF

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CN217679639U
CN217679639U CN202220917142.4U CN202220917142U CN217679639U CN 217679639 U CN217679639 U CN 217679639U CN 202220917142 U CN202220917142 U CN 202220917142U CN 217679639 U CN217679639 U CN 217679639U
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chord
shaped lattice
shaped
special
lattice column
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CN202220917142.4U
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熊伟
谭帅
李准
邢学树
覃礼质
张吉美
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PowerChina Guiyang Engineering Corp Ltd
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PowerChina Guiyang Engineering Corp Ltd
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Abstract

The utility model discloses a steel structure frame system, which comprises a plurality of abnormal-shaped lattice columns arranged along the longitudinal and transverse intervals, wherein 2 abnormal-shaped lattice columns which are adjacent in the longitudinal and transverse directions are connected through a truss girder, and cross supports are also arranged between 2 abnormal-shaped lattice columns which are adjacent in the longitudinal and transverse directions; the special-shaped lattice column comprises an L-shaped lattice column, a T-shaped lattice column and a plus-shaped lattice column; the truss girder is connected through the web pole that many slants set up between 2 well roof beam chords including 2 well roof beam chords that symmetry, interval set up. The steel structure frame system is suitable for a bottom layer and a multi-story high-rise building, the special-shaped lattice columns and the truss girders are adopted, the section inertia moment is increased, and therefore the purpose of saving steel consumption is achieved, the truss girders are communicated, the special-shaped lattice columns are disconnected, the nodes are designed by means of bolting, field welding is avoided, the requirement of quick installation is met, and the construction period is saved by about 1/3 compared with the traditional steel structure construction.

Description

Steel structure frame system
Technical Field
The utility model relates to a steel structural frame system belongs to construction technical field.
Background
Under the policy background of 'carbon peak reaching and carbon neutralization' in China, a large amount of carbon emission can be generated by a traditional building structure system and a construction process, particularly, a large amount of wet operation exists in a traditional concrete structure during construction, the construction period is long, a large amount of building waste can be generated, and the goal of national low-carbon action cannot be met. The steel special-shaped column frame structure system commonly seen in the industry at present comprises special-shaped solid-web steel columns and truss girders, wherein the special-shaped solid-web steel columns comprise H-shaped steel to form the special-shaped frame columns, and the steel consumption is large in the method, so that the economic requirement cannot be met; the beam-erecting chord member adopts channel steel, and the moment of inertia of the section is smaller due to the fact that one edge flange plate of the channel steel is close to the neutral axis, so that the bearing capacity of a steel structure cannot be fully exerted, and the economic requirement cannot be met; the truss girder and the special-shaped frame column are connected by adopting end plates, so that the connection rigidity and strength are weaker, and the equal-strength connection requirement cannot be met; the splicing of the special-shaped frame columns adopts bolt splicing, and equal-strength connection between members cannot be achieved.
Disclosure of Invention
An object of the utility model is to provide a steel structure frame system. The steel structure frame system is suitable for bottom and multi-story high-rise buildings, the special-shaped lattice columns and the truss girders are adopted, the section inertia moment is increased, and therefore the purpose of saving steel consumption is achieved, the truss girders are used for being communicated, the special-shaped lattice columns are disconnected in design means, the nodes are connected through bolts, field welding is avoided, the requirement of quick installation is met, and the construction period is saved by about 1/3 compared with the traditional steel structure construction.
The technical scheme of the utility model: a steel structure frame system comprises a plurality of special-shaped lattice columns arranged at intervals in the longitudinal direction and the transverse direction, 2 longitudinally and transversely adjacent special-shaped lattice columns are connected through truss girders, and cross supports are further arranged between part of 2 longitudinally and transversely adjacent special-shaped lattice columns; the special-shaped lattice column comprises an L-shaped lattice column, a T-shaped lattice column and a plus-shaped lattice column; the truss girder is connected through the web pole that many slants set up between 2 well roof beam chords including 2 well roof beam chords that symmetry, interval set up.
In the foregoing steel frame system, the center sill chord member is made into a T-shaped structure by using double-spliced angle steel, two sides of the vertical plate of the angle steel of the center sill chord member are connected by the web member of the passing beam, and Liang Fugan and the center sill chord member form a plurality of triangular structures.
Among the aforementioned steel structural frame system, heterotypic lattice column is provided with 2, 3 or 4 limit portion chords including the middle part chord member that is in the intermediate position outside the middle part chord member, is connected through the post web member that multilayer interval, level set up between limit portion chord member and the middle part chord member, and limit portion chord member and the top of middle part chord member, the fixed chord member end plate that is provided with in bottom both ends.
In the foregoing steel frame system, the chord end plate surfaces at the two ends of the middle chord are further connected to the middle chord through the column end stiffening plate.
In the steel structure frame system, the side chord members, the middle chord members and the column web members can be made of I-shaped steel or box-shaped columns.
In the steel structure frame system, the truss beams and the special-shaped lattice columns are connected in a mode that the truss beams are communicated and the special-shaped lattice columns are disconnected; and in the connection process, the chord members at the edge parts of the special-shaped lattice column and the chord end plates at the end parts of the middle chord members are fixedly connected with the flange of the middle beam chord member of the truss girder through bolts.
In the steel structure frame system, a T-shaped stiffening rib is arranged on the outer side between the upper middle beam chord member and the lower middle beam chord member at the joint of the edge chord member and the truss girder; and L-shaped stiffening ribs are arranged on the outer sides between the upper and lower middle beam chords at the joint of the middle chord and the truss girder.
In the foregoing steel structure frame system, the cross braces may be made of profile steel or round steel, and the cross braces are connected to the special-shaped lattice columns by welding or bolting at both ends.
The utility model has the advantages that: compared with the prior art, the utility model discloses a steel structure frame system is including the lattice post of "L" type, "T" type and "+" type, rethread truss girder between the lattice post, cross bracing connects, the lattice post is formed by the edge chord member, middle part chord member and post web member interconnect, the truss girder is formed by beam chord member and beam web member interconnect, the lattice post and truss girder interconnect through the full bolt together and constitute whole steel structure frame system again, the steel structure frame system of this structure, be applicable to bottom and many high-rise buildings, adopt heterotypic lattice post can hide the post in the wall, thereby can avoid revealing the post phenomenon, increase indoor usable floor; the column adopts lattice columns, and the beam adopts truss beams, so that the steel consumption can be effectively reduced, and the manufacturing cost is saved; the connection nodes are connected by full bolts, the truss girder is formed by double-spliced angle steel, so that the floor slab can be installed in a unit mode, the purpose of quick installation is achieved, and the construction period is saved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a truss girder;
FIG. 3 is a schematic structural view of an "L" -shaped lattice column;
FIG. 4 is a schematic structural view of a T-shaped lattice column;
FIG. 5 is a schematic structural view of a "+" type lattice column;
FIG. 6 is a schematic view of a connection structure of an L-shaped lattice column and a truss girder;
FIG. 7 is a schematic view of a connection structure of a T-shaped lattice column and a truss girder;
fig. 8 is a schematic view of a connection structure of a '+' type lattice column and a truss girder.
Reference numerals: 1- "L" type lattice column, 2- "T" type lattice column, 3- "plus" type lattice column, 4-truss roof beam, 5-cross bracing, 6-edge chord member, 7-middle chord member, 8-column web member, 9-beam chord member, 10-Liang Fugan, 11- "T" type stiffening rib, 12- "L" type stiffening rib, 13-column end stiffening plate, 14-chord member end plate and 15-bolt.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
The embodiment of the utility model provides a: a steel structure frame system comprises a plurality of special-shaped lattice columns arranged at intervals in the longitudinal direction and the transverse direction, 2 longitudinally and transversely adjacent special-shaped lattice columns are connected through a horizontally arranged truss girder 4, the truss girder 4 is set to be different layers according to the height of the special-shaped lattice columns, and cross supports 5 are further arranged between part of 2 longitudinally and transversely adjacent special-shaped lattice columns. The special-shaped latticed column comprises an L-shaped latticed column 1, a T-shaped latticed column 2 and a plus-shaped latticed column 3. The truss girder 4 comprises 2 symmetrical and spaced middle girder chords 9,2 and middle girder chords 9 which are connected through a plurality of obliquely arranged web members 10.
The utility model discloses in adopt abnormal shape lattice column in the work progress can hide the lattice column in the wall body to can avoid revealing the post phenomenon, and then increase indoor usable floor area. The lattice column is adopted as the column, and the truss girder 4 is adopted as the girder, so that the steel consumption can be effectively reduced, and the manufacturing cost is saved.
The middle beam chord 9 is made into a T-shaped structure by adopting double-spliced angle steel, wherein the double-spliced angle steel of the beam chord 9 can be connected by bolts 15 or welded. The two sides of the vertical plate of the angle steel of the center sill chord 9 are connected through a web member 10, and Liang Fugan and the center sill chord 9 form a plurality of triangular structures. The structure can ensure that the performance of the truss girder 4 can not be reduced while reducing the steel consumption of the truss girder 4.
The abnormal shape lattice column is including the middle part chord member 7 that is in the intermediate position, and the middle part chord member 7 outside is provided with 2, 3 or 4 limit portion chord members 6, "L" type lattice column 1's the middle part chord member 7 outside is provided with 2 limit portion chord members 6, "T" type lattice column 2's the middle part chord member 7 outside is provided with 3 limit portion chord members 6, "the" type lattice column 3's the middle part chord member 7 outside is provided with 4 limit portion chord members 6. The side chord members 6 and the middle chord members 7 are connected through a plurality of layers of horizontally arranged column web members 8 at intervals, so that an integral structure is formed. And the top and bottom ends of the edge chord 6 and the middle chord 7 are fixedly provided with chord end plates 14, and the fixed connection with the truss girder 4 is realized through the chord end plates 14.
The surfaces of the chord end plates 14 at the two ends of the middle chord 7 are also connected with the middle chord 7 through the column end stiffening plates 13, so that the supporting strength of the chord end plates 14 is improved.
The side chord member 6, the middle chord member 7 and the column web member 8 can be made of I-shaped steel or box-shaped columns.
The truss girder 4 and the special-shaped lattice column are connected in a mode that the truss girder 4 is through and the special-shaped lattice column is disconnected; the chord end plates 14 at the end parts of the side chord 6 and the middle chord 7 of the special-shaped lattice column are fixedly connected with the flange of the middle beam chord 9 of the truss girder 4 through bolts 15 in the connection process, so that the full-bolt connection between the truss girder 4 and the special-shaped lattice column is realized, the connection node between the truss girder 4 and the special-shaped lattice column is in full-bolt connection, the truss girder 4 is formed by double-spliced angle steel, the floor slab can be installed in a unit mode, the purpose of quick installation is achieved, and the construction period is saved.
T-shaped stiffening ribs 11 are arranged on the outer side between the upper and lower middle beam chords 9 at the connecting part of the edge chord 6 and the truss girder 4; and an L-shaped stiffening rib 12 is arranged on the outer side between the upper middle beam chord 9 and the lower middle beam chord 9 at the joint of the middle chord 7 and the truss girder 4, so that the supporting strength of the connecting node is improved.
The cross support 5 can be made of profile steel or round steel, and the cross support 5 is connected with the special-shaped lattice column by welding or bolt connection at two ends.
The utility model discloses a limit portion chord member 6, web member 8, chord member end plate 14, column end stiffener 13, middle part chord member 7 of abnormal shape lattice column are processed in the mill, adopt welding mode processing to connect corresponding form in the mill, and the leg size should satisfy the national standard regulation.
The truss girder 4 is also completed in a processing plant, wherein the beam chord members 9 and Liang Fugan are all made of finished angle steel, the Liang Fugan is connected with the beam chord member 9 by adopting a welding seam, the T-shaped stiffening rib 11 and the L-shaped stiffening rib 12 are welded on the beam chord member 9 when the truss girder 4 is processed, and the size of the connecting welding seam meets the national regulation.
The connection of the truss beam 4 to the profiled lattice column is made on site by bolts 15.

Claims (8)

1. A steel structural frame system is characterized in that: the special-shaped lattice column comprises a plurality of special-shaped lattice columns arranged at intervals in the longitudinal direction and the transverse direction, 2 longitudinally and transversely adjacent special-shaped lattice columns are connected through a truss girder (4), and cross supports (5) are arranged between part of 2 longitudinally and transversely adjacent special-shaped lattice columns; the special-shaped lattice column comprises an L-shaped lattice column (1), a T-shaped lattice column (2) and a plus-shaped lattice column (3); the truss girder (4) comprises 2 symmetrical middle girder chords (9) arranged at intervals, and the 2 middle girder chords (9) are connected through a plurality of Liang Fugan (10) which are obliquely arranged.
2. The steel structural frame system of claim 1, wherein: the middle beam chord member (9) is made into a T-shaped structure by adopting double-spliced angle steel, two sides of the vertical plate of the angle steel of the middle beam chord member (9) are connected through the beam web members (10), and a plurality of triangular structures are formed between Liang Fugan (10) and the middle beam chord member (9).
3. The steel structural frame system of claim 1, wherein: abnormal shape lattice column is provided with 2, 3 or 4 limit portion chord members (6) including middle part chord member (7) that are in the intermediate position in middle part chord member (7) outside, is connected through post web member (8) that multilayer interval, level set up between limit portion chord member (6) and middle part chord member (7), and limit portion chord member (6) and the top of middle part chord member (7), bottom both ends are fixed and are provided with chord end plate (14).
4. The steel structural frame system of claim 3, wherein: the surfaces of the chord end plates (14) at the two ends of the middle chord (7) are also connected with the middle chord (7) through column end stiffening plates (13).
5. The steel structural frame system of claim 3, wherein: the side chord member (6), the middle chord member (7) and the column web member (8) can be made of I-shaped steel or box-shaped columns.
6. The steel structural frame system according to claim 2, wherein: the truss girder (4) and the special-shaped lattice column are connected in a mode that the truss girder (4) is through and the special-shaped lattice column is disconnected; in the connection process, the side chord (6) of the special-shaped lattice column and the chord end plate (14) at the end part of the middle chord (7) are fixedly connected with the flange of the middle beam chord (9) of the truss girder (4) through bolts (15).
7. The steel structural frame system of claim 6, wherein: t-shaped stiffening ribs (11) are arranged on the outer side between the upper and lower middle beam chords (9) at the connecting part of the edge chord member (6) and the truss girder (4); and L-shaped stiffening ribs (12) are arranged on the outer side between the upper and lower middle beam chords (9) at the joint of the middle chord (7) and the truss girder (4).
8. The steel structural frame system of claim 1, wherein: the cross support (5) can be made of section steel or round steel, and the cross support (5) is connected with the special-shaped lattice column by welding or bolt connection at two ends.
CN202220917142.4U 2022-04-20 2022-04-20 Steel structure frame system Active CN217679639U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220917142.4U CN217679639U (en) 2022-04-20 2022-04-20 Steel structure frame system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220917142.4U CN217679639U (en) 2022-04-20 2022-04-20 Steel structure frame system

Publications (1)

Publication Number Publication Date
CN217679639U true CN217679639U (en) 2022-10-28

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Application Number Title Priority Date Filing Date
CN202220917142.4U Active CN217679639U (en) 2022-04-20 2022-04-20 Steel structure frame system

Country Status (1)

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CN (1) CN217679639U (en)

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