CN116290957A - Large column spacing factory building structure - Google Patents

Large column spacing factory building structure Download PDF

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Publication number
CN116290957A
CN116290957A CN202310478512.8A CN202310478512A CN116290957A CN 116290957 A CN116290957 A CN 116290957A CN 202310478512 A CN202310478512 A CN 202310478512A CN 116290957 A CN116290957 A CN 116290957A
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CN
China
Prior art keywords
web member
chord
roof
building structure
upper chord
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310478512.8A
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Chinese (zh)
Inventor
董超
赵贺
国忠岩
范江涛
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MCC Capital Engineering and Research Incorporation Ltd
Original Assignee
MCC Capital Engineering and Research Incorporation Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by MCC Capital Engineering and Research Incorporation Ltd filed Critical MCC Capital Engineering and Research Incorporation Ltd
Priority to CN202310478512.8A priority Critical patent/CN116290957A/en
Publication of CN116290957A publication Critical patent/CN116290957A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H5/00Buildings or groups of buildings for industrial or agricultural purposes
    • E04H5/02Buildings or groups of buildings for industrial purposes, e.g. for power-plants or factories
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B7/00Roofs; Roof construction with regard to insulation
    • E04B7/02Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs
    • E04B7/022Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs consisting of a plurality of parallel similar trusses or portal frames
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B7/00Roofs; Roof construction with regard to insulation
    • E04B7/02Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs
    • E04B7/04Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs supported by horizontal beams or the equivalent resting on the walls
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/02Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/04Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/02Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/04Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
    • E04C2003/0486Truss like structures composed of separate truss elements
    • E04C2003/0491Truss like structures composed of separate truss elements the truss elements being located in one single surface or in several parallel surfaces

Abstract

The invention provides a large column spacing factory building structure, which comprises: a roof truss, a crane truss and a crane track, the roof truss including a roof support system; the crane truss comprises an upper chord, a lower chord and a web member, and the web member is respectively connected with the upper chord and the lower chord; the crane track is arranged on the lower chord, and the roof truss is connected with at least one of the upper chord and the web member, so that the technical problem of relatively large structural arrangement difficulty of a factory building after local column extraction is solved.

Description

Large column spacing factory building structure
Technical Field
The invention relates to the technical field of industrial buildings, in particular to a large-column-spacing factory building structure.
Background
Due to the factors of process arrangement, some industrial plants need to locally pump off the columns, and sometimes the column spacing of the plants after the local column pumping is quite large, reaching 40-70 m, even more. In this case, with the conventional crane truss, the following disadvantages may exist: 1. after the elevation of the rail surface of the factory building is determined, the clearance below the crane truss is limited, and the crane truss cannot be correspondingly heightened to the required reasonable height along with the span increase after the column drawing; 2. the truss of the crane under the track is higher, so that the internal clearance between the columns is reduced, and the appearance is also not attractive; 3. because the height of the crane truss under the track is higher, some of the crane trusses can reach 6m or even higher, and when a process heat source is arranged under the crane truss, special heat insulation facilities are required to be arranged below and on the side face of the crane truss; 4. the node fatigue strength of the web member and the chord member of the conventional crane truss is low, and the steel consumption of the crane truss is high. In conclusion, the difficulty of arranging the crane truss in the factory building after the local column drawing is relatively high, and the technical problem of relatively high structural arrangement difficulty exists.
Disclosure of Invention
The invention aims to provide a large-column-spacing factory building structure so as to solve the technical problem that the difficulty of structural arrangement of a factory building after local column extraction is relatively large.
The above object of the present invention can be achieved by the following technical solutions:
the invention provides a large column spacing factory building structure, which comprises: a roof truss, a crane truss and a crane track, the roof truss including a roof support system; the crane truss comprises an upper chord, a lower chord and a web member, and the web member is respectively connected with the upper chord and the lower chord;
the crane rail is mounted to the lower chord and the roof support system is connected to at least one of the upper chord and the web.
In a preferred embodiment, the crane truss comprises a post, and the upper chord and the lower chord are connected to the post, respectively.
In a preferred embodiment, the upper chord comprises a body section and an upper chord end tie connected to an end of the body section, the upper chord end tie being slidably detachably coupled to the post or the upper chord end tie being fixedly coupled to the post.
In a preferred embodiment, the posts are disposed at both ends of the lower chord, respectively, and both ends of the upper chord are connected to the posts.
In a preferred embodiment, the web member includes a diagonal web member and a vertical web member, both ends of the diagonal web member being connected to the upper chord and the lower chord, respectively, the diagonal web member being arranged obliquely with respect to the lower chord; the two ends of the vertical web member are respectively connected with the upper chord and the lower chord, and the vertical web member is perpendicular to the lower chord.
In a preferred embodiment, a plurality of the diagonal web members are connected end to end, and adjacent diagonal web members are connected to web member nodes; and, the vertical web member is connected at the web member node; the web member nodes are arranged on the upper chord or the lower chord.
In a preferred embodiment, two adjacent diagonal web members form a web member group, wherein two diagonal web members are connected to a web member node; and, the vertical web member is connected at the web member node; web nodes of adjacent web groups are alternately arranged at the upper chord and the lower chord.
In a preferred embodiment, the web nodes are each connected with the vertical web, or a part of the web nodes are connected with the vertical web.
In a preferred embodiment, the crane truss comprises a subdividing rod, the upper end of the subdividing rod is connected to the middle of the diagonal web member, and the lower end of the subdividing rod is connected to the connection node of the vertical web member and the lower chord.
In a preferred embodiment, the roof support system is connected at the connection node of the vertical web member and the upper chord.
In a preferred embodiment, the roof support system is connected at the node of the upper chord.
In a preferred embodiment, the roof support system comprises a roof diagonal brace, local reinforced purlines and rigid cross braces, wherein a plurality of the local reinforced purlines are arranged at intervals, and the roof diagonal brace and the rigid cross braces are connected with the local reinforced purlines.
In a preferred embodiment, the rigid cross-support is an H-section steel or a composite truss section.
In a preferred embodiment, the upper chord section is a welded i-shape or welded box, the web members are welded i-shape or welded box, and the lower chord section is a box section.
The invention has the characteristics and advantages that:
the large-column-spacing factory building structure is integrated with the crane truss and the roof truss, a whole structural system is formed by the crane truss and the roof truss, vertical load of the roof truss acts on an upper chord or a web member, crane wheels act on a crane track above a lower chord of the crane truss, the whole stability of the crane truss and the roof structure is improved, the large-column-spacing factory building structure has the advantages of being clear in stress, good in whole structural performance and the like, the crane truss is convenient to be arranged in a factory building with larger column spacing after the column is drawn locally, and the technical problem that the difficulty in arranging the factory building structure after the column is drawn locally is solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a side cross-sectional view of one embodiment of a large column pitch factory building structure provided by the present invention;
FIG. 2 is a side cross-sectional view of another embodiment of a large column pitch factory building structure provided by the present invention;
FIG. 3 is a side view of one embodiment of a crane truss in a large column pitch factory building structure provided by the present invention;
FIG. 4 is a side view of yet another embodiment of a crane truss in a large column pitch factory building structure provided by the present invention;
FIG. 5 is a side view of yet another embodiment of a crane truss in a large column pitch factory building structure provided by the present invention;
FIG. 6 is a roof support layout of the large column spacing factory building structure provided by the invention;
FIG. 7 is a schematic diagram illustrating an embodiment of a second connecting node in FIG. 6;
FIG. 8 is a schematic diagram of a second embodiment of the second connecting node in FIG. 6;
FIG. 9 is a schematic diagram of the first connection node in FIG. 6;
FIG. 10 is a cross-sectional view in a direction of an embodiment A-A of the first connecting node shown in FIG. 9;
FIG. 11 is a cross-sectional view taken along A-A of yet another embodiment of the first connecting node shown in FIG. 9;
fig. 12 is a partial enlarged view at B in fig. 3.
Reference numerals illustrate:
1. a crane truss;
11. a lower chord;
20. winding up; 21. a main body section; 22. a winding end tie bar;
30. a web member; 31. a diagonal web member; 32. vertical web members;
33. a web member group; 34. web member nodes;
35. a re-dividing rod; 36. a column;
40. a crane rail;
50. a roof support system; 501. roof beams; 502. roof truss;
51. roof inclined support; 52. locally reinforcing purlins; 53. a rigid cross support;
54. a general roofing purline; 55. lateral tie bars of general roofing purlins;
56. roof trusses or roof girders of the main bent; 57. roof trusses or roof girders of column drawing bent;
60. a knee brace;
71. a first connection node; 72. and a second connection node.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a large-column-spacing factory building structure, as shown in figures 1-5, which comprises: a roof truss, crane truss 1 and crane rail 40, the roof truss including a roof support system 50; the crane truss 1 comprises an upper chord 20, a lower chord 11 and a web member 30, wherein the web member 30 is respectively connected with the upper chord 20 and the lower chord 11; crane rail 40 is mounted to lower chord 11 and roof support system 50 is connected to at least one of upper chord 20 and web members 30.
The large-column-spacing factory building structure is combined with the crane truss 1 and the roof truss, the crane truss 1 and the roof truss form an integral structure system, vertical load of the roof truss acts on the upper chord 20 or the web member 30, crane wheels act on the crane track 40 above the lower chord 11 of the crane truss 1, the integral stability of the crane truss 1 and the roof structure is improved, the large-column-spacing factory building structure has the advantages of clear stress, excellent integral structure performance and the like, the crane truss 1 is arranged in a factory building with larger column spacing after partial column extraction conveniently, and the technical problem of large difficulty in arranging the factory building structure after the partial column extraction is solved.
The large column pitch factory building structure is suitable for the condition that the column pitch is relatively large after column drawing, has relatively large advantages for a factory building with the column pitch of 40m after column drawing, and as shown in fig. 1, roof support system 50 can adopt roof beams 501; alternatively, as shown in FIG. 2, roof truss 502 may also be employed with roof support system 50. The lower chord 11 of the crane truss 1 doubles as a crane beam. As shown in fig. 3-5, crane truss 1 includes a post 36, and upper chord 20 and lower chord 11 are connected to post 36, respectively. In one embodiment, roof support system 50 is connected at a node of upper chord 20. The vertical load of the roof truss at the extraction column acts on the crane rail 40 above the lower chord 11 at the node of the upper chord 20, and the vertical load of the roof truss and crane is borne by the crane truss 1 and finally transferred to the column 36.
The upper chord 20 can be in a structure with consistent whole sections or in a segmented structure. In one embodiment, the upper chord 20 includes a body section 21 and an upper chord end tie 22, as shown in fig. 3 and 12, the upper chord end tie 22 is attached to an end of the body section 21, the upper chord end tie 22 is slidably and releasably coupled to the post 36, or the upper chord end tie 22 is fixedly coupled to the post 36. The upper chord end tie bar 22 may be fixedly attached to or slidably detached from the top of the upper column of the column 36 in a longitudinal direction, depending on the structural arrangement. Specifically, the upper chord end tie bar 22 and the main body section 21 may be connected in a longitudinally slidable and telescopic manner, or may be welded and fixed.
The posts 36 are disposed at two ends of the lower chord 11, respectively, and two ends of the upper chord 20 are connected to the posts 36, as shown in fig. 3-5, the ends of the upper chord 20 extend to the posts 36, and the upper chord 20, the posts 36, and the lower chord 11 are disposed along a rectangle.
In an embodiment, the web member 30 includes a diagonal web member 31 and a vertical web member 32, both ends of the diagonal web member 31 are connected to the upper chord 20 and the lower chord 11, respectively, and the diagonal web member 31 is disposed obliquely with respect to the lower chord 11; the two ends of the vertical web member 32 are connected to the upper chord 20 and the lower chord 11, respectively, and the vertical web member 32 is perpendicular to the lower chord 11.
The inventor has improved the arrangement of web members 30. In one embodiment, a plurality of diagonal web members 31 are connected end-to-end, with adjacent diagonal web members 31 connected to web member nodes 34; and, vertical web members 32 are connected at web member nodes 34; web nodes 34 are provided on either the upper chord 20 or the lower chord 11, as shown in fig. 3, with the diagonal web members 31 being arranged in a "pull-press" web member 30 arrangement.
In another embodiment, two adjacent diagonal members 31 form a web member set 33, and in the web member set 33, the two diagonal members 31 are connected to a web member node 34; and, vertical web members 32 are connected at web member nodes 34; web nodes 34 of adjacent web groups 33 are alternately disposed on the upper chord 20 and the lower chord 11, as shown in fig. 4, with the diagonal web members 31 and the vertical web members 32 in an "N-type" arrangement. Further, between the adjacent web member groups 33, there are also provided vertical web members 32, and the vertical web members 32 are respectively connected with the diagonal web members 31 in the adjacent web member groups 33.
In one embodiment, vertical web members 32 are connected at web member nodes 34. The local vertical web members 32 can also be omitted according to the practical conditions of the column spacing size of the extraction column and the truss height, namely: as shown in fig. 5, a vertical web member 32 is connected at a portion of web member nodes 34.
Further, the crane truss 1 includes a subdividing rod 35, an upper end of the subdividing rod 35 is connected to a middle portion of the diagonal web member 31, and a lower end of the subdividing rod 35 is connected to a connection node of the vertical web member 32 and the lower chord 11. When the length of the diagonal web member 31 is long and the axial pressure is large, it is reinforced by providing the sub-dividing member 35.
In order to better ensure the overall stability of the ultra-large span crane truss 1 structure of the local column drawing factory building, the inventor improves the structures of the upper chord 20, the lower chord 11 and the web members 30: the upper chord 20 has a welded I-shaped or welded box-shaped cross section, the web member 30 has a welded I-shaped or welded box-shaped cross section, and the lower chord 11 has a box-shaped cross section. The lower chord 11 is of a box section and is also used as a crane beam, and the connection node of the web member 30 and the upper chord 20 and the connection node of the web member 30 and the lower chord 11 can be welded on site or connected by high-strength bolts, so that the structural stability of the large-span crane truss 1 can be better ensured. Further, the crane truss end internode diagonal web member 31 adopts the underlaying type.
Preferably, roof support system 50 is connected at the connection node of vertical web members 32 and upper chord 20. The force transmission path is as follows: the vertical load of the roof truss at the extraction column acts on the node of the upper chord 20, crane wheels on two sides act on crane rails 40 on the lower chord 11, and the crane rails 40 are positioned above webs on two sides of the box section of the lower chord 11. When one side of the crane is provided with the lower chord 11, the lower chord 11 generates torsion, the torsion resistance mainly depends on the box girder of the lower chord 11, and the box girder of the lower chord 11 also bears bending moment and torsion generated by the transverse horizontal force of the crane.
Roof support system 50 may also be connected to other upper chord 20 nodes to effect loading on upper chord 20. Fig. 3 and 4 show a 5-section crane truss 1, and fig. 5 shows a 3-section crane truss 1, but the actual crane truss 1 is not limited to 3-section or 5-section, and may take the form of different numbers of sections according to actual engineering conditions.
In one embodiment, the roof support system 50 includes a roof diagonal brace 51, a locally reinforced purline 52 and a rigid cross brace 53, where the plurality of locally reinforced purlines 52 are spaced apart, and the roof diagonal brace 51 and the rigid cross brace 53 are connected to the locally reinforced purline 52, and the roof diagonal brace 51, the locally reinforced purline 52, and the rigid cross brace 53 form a roof support system.
As shown in fig. 6, roof support system 50 includes a general roof purlin 54, lateral ties 55 of the general roof purlin, and roof trusses or roof beams 56 of the main bent; roof truss or roof beam 57 of the column drawing bent frame is used as a lateral compression bar, roof inclined support 51, local reinforced purline 52 and rigid transverse support 53 form a roof support system, the overall stability of crane truss 1 and roof structure is guaranteed, and the large-span crane truss for realizing the column drawing of a factory building is beneficial to guaranteeing the stability of the upper chord 20 outside the plane.
The roof diagonal bracing 51 between the roof local reinforcement purlines 52 adopts steel pipes or angle steel, and the node plates of the roof diagonal bracing are directly connected with the upper chord of the roof truss or the upper flange of the roof beam, so that the roof supporting function is effectively exerted.
The roof local reinforced purlines 52 are connected by rigid supports, and the rigid transverse supports 53 can be H-shaped steel or combined truss sections. The roof support node may be a second connection node 72 shown in fig. 7 or 8, and as shown in fig. 7, the rigid cross support 53 is an H-section steel; as shown in fig. 8, the rigid cross support 53 adopts a composite truss cross section. As shown in fig. 6-8, the partially reinforced purlins 52 are taller than the general roofing purlins 54, but may be the same height.
The roof partially reinforced purlins 52, roof bracing 51 and roof truss or roof beam 57 of the stud bent may employ a first connection node 71 as shown in fig. 9, the first connection node 71 including a corner brace 60 connected to the partially reinforced purlins 52 and roof truss or roof beam 57 of the stud bent. As shown in fig. 10, the rigid cross support 53 is an H-section steel; as shown in fig. 11, the rigid cross support 53 adopts a composite truss cross section. Specifically, the roof truss or roof beam 57 of the column-drawing bent shown in fig. 9 may be the upper chord of the roof truss or the upper flange of the roof beam.
The large-column-spacing factory building structure integrates the crane truss 1, the columns 36 and the roof truss, has the advantages of simple structure, clear stress, excellent fatigue resistance, excellent overall structural performance, steel consumption saving, simple and attractive appearance and the like, solves the design problems of a large-span crane truss system, a roof bracket and a roof support of a factory building after column drawing, integrates the crane truss system, the bracket, an upper column support and the roof support together, forms an overall structural system, can be used as a large-span crane truss 1 and a roof support structure, solves the problem of column drawing of the factory building, and is suitable for an ultra-large-span crane truss 1 structure of a local column drawing factory building.
Compared with the prior solid web crane beam, the steel consumption is saved by more than 20%, the analysis and comparison have obvious economic effects, and the process requirements are better met. Meanwhile, the high-strength bolt or welding assembly on site can be realized, and the transportation and the installation are convenient. Therefore, has remarkable market application value.
The foregoing is merely a few embodiments of the present invention and those skilled in the art may make various modifications or alterations to the embodiments of the present invention in light of the disclosure herein without departing from the spirit and scope of the invention.

Claims (14)

1. A large column pitch factory building structure comprising: a roof truss, a crane truss and a crane track, the roof truss including a roof support system; the crane truss comprises an upper chord, a lower chord and a web member, and the web member is respectively connected with the upper chord and the lower chord;
the crane rail is mounted to the lower chord and the roof support system is connected to at least one of the upper chord and the web.
2. The large column pitch building structure of claim 1, wherein,
the crane truss comprises a column, and the upper chord and the lower chord are respectively connected with the column.
3. The large column pitch building structure of claim 2, wherein,
the upper chord includes a body section and an upper chord end tie connected to an end of the body section, the upper chord end tie being slidably and detachably coupled with the post or the upper chord end tie being fixedly coupled with the post.
4. The large column pitch building structure of claim 2, wherein,
the posts are respectively arranged at two ends of the lower chord, and two ends of the upper chord are connected with the posts.
5. The large column pitch building structure of claim 1, wherein,
the web members comprise inclined web members and vertical web members, two ends of each inclined web member are respectively connected with the upper chord and the lower chord, and the inclined web members are obliquely arranged relative to the lower chord; the two ends of the vertical web member are respectively connected with the upper chord and the lower chord, and the vertical web member is perpendicular to the lower chord.
6. The large column pitch building structure of claim 5, wherein,
the plurality of inclined web members are connected end to end, and adjacent inclined web members are connected to web member nodes; and, the vertical web member is connected at the web member node;
the web member nodes are arranged on the upper chord or the lower chord.
7. The large column pitch building structure of claim 5, wherein,
two adjacent diagonal web members form a web member group, wherein in the web member group, the two diagonal web members are connected to web member nodes; and, the vertical web member is connected at the web member node;
web nodes of adjacent web groups are alternately arranged at the upper chord and the lower chord.
8. The large column-pitch building structure of claim 6 or 7, wherein,
the web member nodes are connected with the vertical web members, or part of web member nodes are connected with the vertical web members.
9. The large column pitch building structure of claim 8, wherein,
the crane truss comprises a subdividing rod, the upper end of the subdividing rod is connected to the middle of the inclined web member, and the lower end of the subdividing rod is connected to a connecting node of the vertical web member and the lower chord.
10. The large column pitch building structure of claim 5, wherein,
the roof support system is connected to the connection node of the vertical web member and the upper chord.
11. The large column pitch building structure of claim 1, wherein,
the roof support system is connected to the upper chord node.
12. The large column pitch building structure of claim 1, wherein,
the roof supporting system comprises a roof inclined support, local reinforced purlines and rigid transverse supports, wherein a plurality of the local reinforced purlines are arranged at intervals, and the roof inclined support and the rigid transverse supports are connected with the local reinforced purlines.
13. The large column pitch building structure of claim 12, wherein,
the rigid transverse support adopts H-shaped steel or a combined truss section.
14. The large column pitch building structure of claim 1, wherein,
the upper chord section adopts a welding I-shaped or welding box shape, the web member adopts a welding I-shaped or welding box shape, and the lower chord adopts a box shape section.
CN202310478512.8A 2023-04-28 2023-04-28 Large column spacing factory building structure Pending CN116290957A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310478512.8A CN116290957A (en) 2023-04-28 2023-04-28 Large column spacing factory building structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310478512.8A CN116290957A (en) 2023-04-28 2023-04-28 Large column spacing factory building structure

Publications (1)

Publication Number Publication Date
CN116290957A true CN116290957A (en) 2023-06-23

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090094904A1 (en) * 2007-10-09 2009-04-16 Hntb Holdings Ltd Method for building over an opening via incremental launching
CN203782971U (en) * 2014-01-15 2014-08-20 山东杭萧钢构有限公司 Bracket-crane truss structure
CN210177773U (en) * 2019-06-11 2020-03-24 杭州森武科技有限公司 Triangular light steel keel roof truss system
CN113914456A (en) * 2021-11-22 2022-01-11 中船第九设计研究院工程有限公司 Large-span integrated bracket structure for supporting complex load
CN114482561A (en) * 2021-12-23 2022-05-13 中国华冶科工集团有限公司 Steel structure roof installation method
CN218437503U (en) * 2022-10-20 2023-02-03 深圳市海龙绿建科技有限公司 Buckling-restrained replaceable boom truss chord member

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090094904A1 (en) * 2007-10-09 2009-04-16 Hntb Holdings Ltd Method for building over an opening via incremental launching
CN203782971U (en) * 2014-01-15 2014-08-20 山东杭萧钢构有限公司 Bracket-crane truss structure
CN210177773U (en) * 2019-06-11 2020-03-24 杭州森武科技有限公司 Triangular light steel keel roof truss system
CN113914456A (en) * 2021-11-22 2022-01-11 中船第九设计研究院工程有限公司 Large-span integrated bracket structure for supporting complex load
CN114482561A (en) * 2021-12-23 2022-05-13 中国华冶科工集团有限公司 Steel structure roof installation method
CN218437503U (en) * 2022-10-20 2023-02-03 深圳市海龙绿建科技有限公司 Buckling-restrained replaceable boom truss chord member

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