CN111218985A - Novel assembly type cold-formed thick-wall section steel unilateral bolt connecting beam column joint - Google Patents
Novel assembly type cold-formed thick-wall section steel unilateral bolt connecting beam column joint Download PDFInfo
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- CN111218985A CN111218985A CN202010096530.6A CN202010096530A CN111218985A CN 111218985 A CN111218985 A CN 111218985A CN 202010096530 A CN202010096530 A CN 202010096530A CN 111218985 A CN111218985 A CN 111218985A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/024—Structures with steel columns and beams
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2418—Details of bolting
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- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a novel assembly type cold-bending thick-wall section steel single-side bolt connecting beam column node which comprises a rectangular cold-bending thick-wall section steel column, a rolled H-shaped steel beam, a connecting end plate, an outer sleeve and a single-side bolt. The outer sleeve is sleeved and welded on the rectangular cold-bending thick-wall section steel column, a connecting end plate is welded at one end, close to the rectangular cold-bending thick-wall section steel column, of the rolled H-shaped steel beam, one side, away from the rolled H-shaped steel beam, of the connecting end plate is attached to the side wall of the outer sleeve, and the connecting end plate is connected with the outer sleeve through a plurality of unilateral bolts. Welding between the outer sleeve and the cold-formed thick-wall section steel column and between the rolled H-shaped steel beam and the connecting end plate is completed through factory prefabrication, the rectangular cold-formed thick-wall section steel column and the H-shaped steel beam welded with the end plate are directly connected through unilateral bolts on a construction site, real assembly construction is achieved, and the problems that bolts in a closed cross section are difficult to screw down and the construction is complex are solved. The method has no field welding workload, can obviously improve the construction efficiency and has little influence on the environment.
Description
Technical Field
The invention relates to a cold-bending thick-wall steel structure system, in particular to a cold-bending thick-wall steel beam column node.
Background
The cold-formed steel is used as an economic, efficient and high-utilization green building material, has the characteristics of convenient processing and installation, short construction period, easy large-scale production and the like, and the cold-formed steel structure becomes an important form of residential buildings at home and abroad. The cold-formed thick-walled section steel has received wide attention from domestic and foreign scholars because of higher strength, better ductility and wide applicability, and will become an important trend for the development of cold-formed section steel in future.
In a cold-bending thick-wall steel structure system, beam-column joint connection is a key problem. In the past, beam-column joint connection is usually welded or bolted, but the seismic performance of the welded joint is poor, the construction period is long due to field welding, and the quality is difficult to guarantee; and the high-strength bolt connection has good anti-seismic performance, but for a closed section, the problems of difficult bolt tightening, complex construction and the like exist.
Therefore, there is a need to develop a cold-formed thick-walled steel beam-column joint that can solve the above problems.
Disclosure of Invention
The invention aims to provide a novel assembly type cold-formed thick-wall section steel single-side bolt connection beam column node.
The technical scheme adopted for achieving the purpose of the invention is that the novel assembly type cold-bending thick-wall section steel single-side bolt connecting beam column node comprises a rectangular cold-bending thick-wall section steel column, a rolled H-shaped steel beam, a connecting end plate, an outer sleeve and a single-side bolt.
The cross-section of outer sleeve is the rectangle form, and the outer sleeve cover is established and is welded on rectangle clod wash thick wall shaped steel post, is provided with a plurality of bolt holes I that supply unilateral bolt to pass on the lateral wall of outer sleeve, and bolt hole I runs through rectangle clod wash thick wall shaped steel post and outer sleeve.
One end, close to the rectangular cold-bending thick-wall section steel column, of the rolled H-shaped steel beam is welded with a connecting end plate, and a plurality of bolt holes II for allowing unilateral bolts to penetrate are formed in the connecting end plate.
One side of the connecting end plate, which deviates from the rolled H-shaped steel beam, is attached to the side wall of the outer sleeve, and a plurality of unilateral bolts are installed in the bolt holes I and the bolt holes II.
Further, the outer sleeve comprises four rectangular flitch plates, the four rectangular flitch plates are respectively welded to four side walls of the rectangular cold-bending thick-wall section steel column, and adjacent rectangular flitch plates are welded and connected to form the outer sleeve.
Novel assembly type cold-formed thick-wall section steel unilateral bolt connection beam column node, including rectangle cold-formed thick-wall section steel post, concatenation girder steel, special-shaped connecting piece, high strength bolt and unilateral bolt.
The splicing steel beam comprises two cold-bending turned-edge channel steel arranged back to back, and webs of the two cold-bending turned-edge channel steel are connected through a plurality of high-strength bolts.
The special-shaped connecting piece comprises channel steel and a welded plate, the notch of the channel steel faces to the spliced steel beam, a web of the channel steel is attached to the side wall of the rectangular cold-bending thick-wall section steel column, and two flanges of the channel steel are horizontal. One end of the welding plate is vertically welded to the inner side of the channel steel, and the other end of the welding plate extends out of the channel steel.
In the one end of concatenation girder steel stretched into the channel-section steel, the web laminating of welded plate and a cold-formed turn-up channel-section steel, the welded plate passed through a plurality of high strength bolted connection with the web of two cold-formed turn-up channel-sections steel, and the edge of a wing of channel-section steel and the edge of a wing of cold-formed turn-up channel-section steel pass through a plurality of high strength bolted connection.
The side wall of the rectangular cold-bending thick-wall section steel column is provided with a plurality of bolt holes III for unilateral bolts to pass through, a web plate of the channel steel is provided with a plurality of bolt holes IV for unilateral bolts to pass through, and a plurality of unilateral bolts are arranged in the bolt holes III and the bolt holes IV.
Novel assembly type cold-formed thick-wall section steel unilateral bolt connection beam column node comprises a rectangular cold-formed thick-wall section steel column, a rolled H-shaped steel beam, a high-strength bolt, a sleeve ring plate connecting piece and a unilateral bolt.
The sleeve ring plate connecting piece comprises a sleeve, an upper connecting plate, a middle connecting plate and a lower connecting plate. The sheathed tube cross-section is the rectangle form, and upper connecting plate and lower floor's connecting plate all are the cross form, and the center department of upper connecting plate and lower floor's connecting plate all is provided with the square hole, and upper connecting plate and lower floor's connecting plate are established and are welded at sheathed tube surface through the square hole cover.
There is the clearance between upper connecting plate and the lower floor's connecting plate, four landing legs of upper connecting plate and four landing legs of lower floor's connecting plate are corresponding, are provided with intermediate junction plate between the corresponding landing leg of upper connecting plate and lower floor's connecting plate.
One end of the middle connecting plate is welded on the sleeve, and the other end of the middle connecting plate extends out of the upper connecting plate and the lower connecting plate. The middle connecting plate and the upper connecting plate have a gap, and the middle connecting plate and the lower connecting plate have a gap.
The sleeve is sleeved on the rectangular cold-bending thick-wall section steel column, a plurality of bolt holes V for allowing unilateral bolts to pass are formed in each side wall of the sleeve, a plurality of bolt holes III for allowing unilateral bolts to pass are formed in each side wall of the rectangular cold-bending thick-wall section steel column, and a plurality of unilateral bolts are installed in the bolt holes V and the bolt holes III.
The upper flange of the rolled H-shaped steel beam extends into the gap between the middle connecting plate and the upper connecting plate, the lower flange of the rolled H-shaped steel beam extends into the gap between the middle connecting plate and the lower connecting plate, and the web plate of the rolled H-shaped steel beam is attached to the middle connecting plate.
The upper flange of the rolled H-shaped steel beam is connected with the upper connecting plate through a plurality of high-strength bolts, the lower flange of the rolled H-shaped steel beam is connected with the lower connecting plate through a plurality of high-strength bolts, and the web plate of the rolled H-shaped steel beam is connected with the middle connecting plate through a plurality of high-strength bolts.
The invention has the advantages that the cold-bending thick-wall section steel component is adopted in the structure, the anti-seismic performance is better, the welding between the outer sleeve and the cold-bending thick-wall section steel column and between the rolled H-shaped steel beam and the connecting end plate is completed through factory prefabrication, the rectangular cold-bending thick-wall section steel column and the H-shaped steel beam welded with the end plate are directly connected through unilateral bolts in a construction site, the real assembly construction is realized, and the problems of difficult bolt tightening, complex construction and the like in a closed section are solved. The method has no field welding workload, can obviously improve the construction efficiency and has little influence on the environment.
Drawings
FIG. 1 is a three-dimensional view of a node of a single-side bolted beam column of the novel fabricated cold-formed thick-walled steel section in example 1;
FIG. 2 is a schematic view of the outer sleeve installation;
FIG. 3 is a connection diagram of a rolled H-shaped steel beam and a connecting end plate;
FIG. 4 is a schematic view of the installation of the node of the single-side bolted beam column of the novel fabricated cold-formed thick-walled steel section in embodiment 1;
FIG. 5 is a three-dimensional view of the node of the single-side bolted beam column of the novel fabricated cold-formed thick-walled steel section in example 2;
FIG. 6 is a schematic view of the installation of the node of the single-side bolted beam column of the novel fabricated cold-formed thick-walled steel section in embodiment 2;
FIG. 7 is a three-dimensional view of the node of the single-side bolted beam column of the novel fabricated cold-formed thick-walled steel section in example 3;
fig. 8 is a schematic view of a profile connector.
In the figure: the steel beam comprises a rectangular cold-bending thick-wall section steel column 1, bolt holes III 101, a rolled H-shaped steel beam 2, a connecting end plate 3, bolt holes II 301, an outer sleeve 4, bolt holes I401, a rectangular pasting plate 402, single-side bolts 5, a spliced steel beam 6, cold-bending turned-edge channel steel 601, special-shaped connecting pieces 7, channel steel 701, bolt holes IV 7011, a welding plate 702, high-strength bolts 8, a sleeve ring plate connecting piece 9, a sleeve 901, bolt holes V9011, an upper connecting plate 902, an intermediate connecting plate 903 and a lower connecting plate 904.
Detailed Description
The present invention is further illustrated by the following examples, but it should not be construed that the scope of the above-described subject matter is limited to the following examples. Various substitutions and alterations can be made without departing from the technical idea of the invention and the scope of the invention is covered by the present invention according to the common technical knowledge and the conventional means in the field.
Example 1:
referring to fig. 1, the embodiment discloses a novel assembly type cold-formed thick-wall section steel single-side bolt connection beam column node, including rectangular cold-formed thick-wall section steel column 1, rolling H-shaped steel beam 2, connection end plate 3, outer sleeve 4 and single-side bolt 5.
The section of the outer sleeve 4 is rectangular, referring to fig. 2, the outer sleeve 4 comprises four rectangular flitch plates 402, the four rectangular flitch plates 402 are respectively welded to four side walls of the rectangular cold-bending thick-wall section steel column 1, and adjacent rectangular flitch plates 402 are welded to form the outer sleeve 4.
Referring to fig. 4, a plurality of bolt holes i 401 for allowing unilateral bolts 5 to pass through are formed in the side wall of the outer sleeve 4, and the bolt holes i 401 penetrate through the rectangular cold-bending thick-wall section steel column 1 and the outer sleeve 4.
Referring to fig. 3 or 4, a connecting end plate 3 is welded at one end of the rolled H-shaped steel beam 2 close to the rectangular cold-bending thick-wall section steel column 1, and a plurality of bolt holes ii 301 for allowing unilateral bolts 5 to pass through are formed in the connecting end plate 3.
Referring to fig. 1 or 4, one side of the connecting end plate 3, which is far away from the rolled H-shaped steel beam 2, is attached to the side wall of the outer sleeve 4, and a plurality of single-side bolts 5 are installed in the bolt holes i 401 and the bolt holes ii 301.
During construction, the method comprises the following steps:
1. and producing the rectangular cold-bending thick-wall section steel column 1, the rolled H-shaped steel beam 2, the rectangular flitch plate 402 and the connecting end plate 3 in a factory.
2. Four rectangular attachment plates 402 are welded to four side walls of the rectangular cold-bending thick-wall section steel column 1 in a factory to complete installation of the outer sleeve 4, and a plurality of bolt holes I401 are formed in the rectangular attachment plates 402 and the side walls of the rectangular cold-bending thick-wall section steel column 1.
3. And welding the connecting end plate 3 to one end of the rolled H-shaped steel beam 2 in a factory, and forming a plurality of bolt holes II 301 in the connecting end plate 3.
4. In the job site, will one side that the connection end plate 3 deviates from rolling H shaped steel roof beam 2 is laminated with the lateral wall of outer sleeve 4, ensures that a plurality of bolt holes II 301 align with a plurality of bolt holes I401, and a plurality of unilateral bolts 5 are installed in bolt hole I401 and bolt hole II 301, accomplish the connection of rectangle clod wash thick wall shaped steel post 1 and rolling H shaped steel roof beam 2.
Example 2:
referring to fig. 5, the embodiment discloses a novel unilateral bolted connection beam column node of assembled cold-formed thick wall shaped steel, including rectangle cold-formed thick wall shaped steel post 1, concatenation girder steel 6, special-shaped connecting piece 7, high strength bolt 8 and unilateral bolt 5.
Referring to fig. 6, the spliced steel beam 6 includes two cold-bending rolled-edge channel steel 601 arranged back to back, and webs of the two cold-bending rolled-edge channel steel 601 are connected through a plurality of high-strength bolts 8.
Referring to fig. 6, the special-shaped connector 7 includes a channel steel 701 and a welded plate 702, a notch of the channel steel 701 faces the spliced steel beam 6, a web of the channel steel 701 is attached to a side wall of the rectangular cold-bending thick-walled section steel column 1, and two flanges of the channel steel 701 are horizontal. One end of the welding plate 702 is vertically welded to the inner side of the channel steel 701, and the other end of the welding plate extends out of the channel steel 701.
One end of the splicing steel beam 6 extends into the channel steel 701, the welding plate 702 is attached to a web of one cold-bending turned edge channel steel 601, the welding plate 702 is connected with the web of the cold-bending turned edge channel steel 601 through a plurality of high-strength bolts 8, and the flange of the channel steel 701 is connected with the flange of the cold-bending turned edge channel steel 601 through a plurality of high-strength bolts 8.
The side wall of the rectangular cold-bending thick-wall section steel column 1 is provided with a plurality of bolt holes III 101 through which the unilateral bolts 5 penetrate, the web plate of the channel steel 701 is provided with a plurality of bolt holes IV 7011 through which the unilateral bolts 5 penetrate, and the unilateral bolts 5 are installed in the bolt holes III 101 and the bolt holes IV 7011.
Example 3:
referring to fig. 7, the embodiment discloses a novel assembly type cold-formed thick-wall section steel unilateral bolted connection beam column node, including rectangle cold-formed thick-wall section steel post 1, rolling H shaped steel roof beam 2, high strength bolt 8, sleeve pipe annular plate connecting piece 9 and unilateral bolt 5.
Referring to fig. 8, the ferrule plate connector 9 includes a ferrule 901, an upper connecting plate 902, an intermediate connecting plate 903, and a lower connecting plate 904. The cross-section of sleeve pipe 901 is the rectangle form, and upper strata connecting plate 902 and lower floor's connecting plate 904 all are the cross form, and the center department of upper strata connecting plate 902 and lower floor's connecting plate 904 all is provided with the square hole, and upper strata connecting plate 902 and lower floor's connecting plate 904 establish and weld in the surface of sleeve pipe 901 through the square hole cover.
Gaps exist between the upper connecting plate 902 and the lower connecting plate 904, four legs of the upper connecting plate 902 correspond to four legs of the lower connecting plate 904, and an intermediate connecting plate 903 is arranged between the corresponding legs of the upper connecting plate 902 and the lower connecting plate 904.
One end of the middle connecting plate 903 is welded on the sleeve 901, and the other end extends out of the upper connecting plate 902 and the lower connecting plate 904. The middle connecting plate 903 is spaced from the upper connecting plate 902, and the middle connecting plate 903 is spaced from the lower connecting plate 904.
The sleeve 901 is sleeved on the rectangular cold-bending thick-wall section steel column 1, a plurality of bolt holes V9011 for the unilateral bolts 5 to penetrate through are formed in each side wall of the sleeve 901, a plurality of bolt holes III 101 for the unilateral bolts 5 to penetrate through are formed in each side wall of the rectangular cold-bending thick-wall section steel column 1, and the unilateral bolts 5 are installed in the bolt holes V9011 and the bolt holes III 101.
The upper flange of the rolled H-shaped steel beam 2 extends into the gap between the middle connecting plate 903 and the upper connecting plate 902, the lower flange of the rolled H-shaped steel beam 2 extends into the gap between the middle connecting plate 903 and the lower connecting plate 904, and the web of the rolled H-shaped steel beam 2 is attached to the middle connecting plate 903.
Referring to fig. 7, the upper flange of the rolled H-shaped steel beam 2 is connected to the upper connecting plate 902 through a plurality of high-strength bolts 8, the lower flange of the rolled H-shaped steel beam 2 is connected to the lower connecting plate 904 through a plurality of high-strength bolts 8, and the web of the rolled H-shaped steel beam 2 is connected to the middle connecting plate 903 through a plurality of high-strength bolts 8.
Claims (4)
1. Novel assembly type cold-formed thick-wall steel single-side bolt connecting beam column node, its characterized in that: the steel structure comprises the rectangular cold-bending thick-wall section steel column (1), a rolled H-shaped steel beam (2), a connecting end plate (3), an outer sleeve (4) and a unilateral bolt (5);
the section of the outer sleeve (4) is rectangular, the outer sleeve (4) is sleeved and welded on the rectangular cold-bending thick-wall section steel column (1), a plurality of bolt holes I (401) for single-side bolts (5) to penetrate through are formed in the side wall of the outer sleeve (4), and the bolt holes I (401) penetrate through the rectangular cold-bending thick-wall section steel column (1) and the outer sleeve (4);
one end, close to the rectangular cold-bending thick-wall section steel column (1), of the rolled H-shaped steel beam (2) is welded with a connecting end plate (3), and a plurality of bolt holes II (301) for allowing unilateral bolts (5) to penetrate are formed in the connecting end plate (3);
one side of the connecting end plate (3) departing from the rolled H-shaped steel beam (2) is attached to the side wall of the outer sleeve (4), and a plurality of unilateral bolts (5) are installed in the bolt holes I (401) and the bolt holes II (301).
2. The novel assembled cold-formed thick-walled steel unilateral bolted connection beam column node of claim 1, characterized in that: the outer sleeve (4) comprises four rectangular flitch plates (402), the four rectangular flitch plates (402) are respectively welded to four side walls of the rectangular cold-bending thick-wall section steel column (1), and adjacent rectangular flitch plates (402) are welded and connected to form the outer sleeve (4).
3. Novel assembly type cold-formed thick-wall steel single-side bolt connecting beam column node, its characterized in that: the steel column comprises a rectangular cold-bending thick-wall section steel column (1), a spliced steel beam (6), a special-shaped connecting piece (7), a high-strength bolt (8) and a unilateral bolt (5);
the splicing steel beam (6) comprises two cold-bending hemming channel steel (601) which are arranged back to back, and webs of the two cold-bending hemming channel steel (601) are connected through a plurality of high-strength bolts (8);
the special-shaped connecting piece (7) comprises channel steel (701) and a welding plate (702), the notch of the channel steel (701) faces the spliced steel beam (6), a web plate of the channel steel (701) is attached to the side wall of the rectangular cold-bending thick-wall section steel column (1), and two flanges of the channel steel (701) are horizontal; one end of the welding plate (702) is vertically welded to the inner side of the channel steel (701), and the other end of the welding plate extends out of the channel steel (701);
one end of the spliced steel beam (6) extends into the channel steel (701), the welding plate (702) is attached to a web plate of one cold-bending turned-edge channel steel (601), the welding plate (702) is connected with the web plates of the two cold-bending turned-edge channel steels (601) through a plurality of high-strength bolts (8), and the flange of the channel steel (701) is connected with the flange of the cold-bending turned-edge channel steel (601) through a plurality of high-strength bolts (8);
the side wall of the rectangular cold-bending thick-wall section steel column (1) is provided with a plurality of bolt holes III (101) through which unilateral bolts (5) penetrate, a web plate of the channel steel (701) is provided with a plurality of bolt holes IV (7011) through which the unilateral bolts (5) penetrate, and the unilateral bolts (5) are installed in the bolt holes III (101) and the bolt holes IV (7011).
4. Novel assembly type cold-formed thick-wall steel single-side bolt connecting beam column node, its characterized in that: the steel structure comprises rectangular cold-bending thick-wall section steel columns (1), rolled H-shaped steel beams (2), high-strength bolts (8), sleeve ring plate connecting pieces (9) and unilateral bolts (5);
the sleeve ring plate connecting piece (9) comprises a sleeve (901), an upper-layer connecting plate (902), a middle connecting plate (903) and a lower-layer connecting plate (904); the section of the sleeve (901) is rectangular, the upper-layer connecting plate (902) and the lower-layer connecting plate (904) are both in a cross shape, square holes are formed in the centers of the upper-layer connecting plate (902) and the lower-layer connecting plate (904), and the upper-layer connecting plate (902) and the lower-layer connecting plate (904) are sleeved and welded on the outer surface of the sleeve (901) through the square holes;
gaps are reserved between the upper-layer connecting plate (902) and the lower-layer connecting plate (904), four legs of the upper-layer connecting plate (902) correspond to four legs of the lower-layer connecting plate (904), and a middle connecting plate (903) is arranged between the corresponding legs of the upper-layer connecting plate (902) and the lower-layer connecting plate (904);
one end of the middle connecting plate (903) is welded on the sleeve (901), and the other end of the middle connecting plate extends out of the upper connecting plate (902) and the lower connecting plate (904); a gap exists between the middle connecting plate (903) and the upper connecting plate (902), and a gap exists between the middle connecting plate (903) and the lower connecting plate (904);
the sleeve (901) is sleeved on the rectangular cold-bending thick-wall section steel column (1), a plurality of bolt holes V (9011) for the unilateral bolts (5) to penetrate through are formed in each side wall of the sleeve (901), a plurality of bolt holes III (101) for the unilateral bolts (5) to penetrate through are formed in each side wall of the rectangular cold-bending thick-wall section steel column (1), and the plurality of unilateral bolts (5) are installed in the bolt holes V (9011) and the bolt holes III (101).
The upper flange of the rolled H-shaped steel beam (2) extends into a gap between the middle connecting plate (903) and the upper connecting plate (902), the lower flange of the rolled H-shaped steel beam (2) extends into a gap between the middle connecting plate (903) and the lower connecting plate (904), and the web of the rolled H-shaped steel beam (2) is attached to the middle connecting plate (903);
the upper flange of the rolled H-shaped steel beam (2) is connected with the upper-layer connecting plate (902) through a plurality of high-strength bolts (8), the lower flange of the rolled H-shaped steel beam (2) is connected with the lower-layer connecting plate (904) through a plurality of high-strength bolts (8), and the web plate of the rolled H-shaped steel beam (2) is connected with the middle connecting plate (903) through a plurality of high-strength bolts (8).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010096530.6A CN111218985A (en) | 2020-02-16 | 2020-02-16 | Novel assembly type cold-formed thick-wall section steel unilateral bolt connecting beam column joint |
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| CN202010096530.6A CN111218985A (en) | 2020-02-16 | 2020-02-16 | Novel assembly type cold-formed thick-wall section steel unilateral bolt connecting beam column joint |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111705922A (en) * | 2020-06-05 | 2020-09-25 | 重庆大学 | Sleeve type connection form capable of realizing conversion of section of strut of prestressed strut steel column |
| CN113136950A (en) * | 2021-04-30 | 2021-07-20 | 福建九鼎建设集团有限公司 | Novel assembly type steel structure beam column joint and construction method thereof |
| CN114277936A (en) * | 2022-01-13 | 2022-04-05 | 内蒙古科技大学 | C-shaped steel PEC column-C-shaped steel beam space node connection structure |
| CN114351928A (en) * | 2022-02-21 | 2022-04-15 | 天津大学 | Special-shaped H-shaped steel beam suitable for pitched roof ridge and connecting joint and construction method thereof |
-
2020
- 2020-02-16 CN CN202010096530.6A patent/CN111218985A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111705922A (en) * | 2020-06-05 | 2020-09-25 | 重庆大学 | Sleeve type connection form capable of realizing conversion of section of strut of prestressed strut steel column |
| CN113136950A (en) * | 2021-04-30 | 2021-07-20 | 福建九鼎建设集团有限公司 | Novel assembly type steel structure beam column joint and construction method thereof |
| CN114277936A (en) * | 2022-01-13 | 2022-04-05 | 内蒙古科技大学 | C-shaped steel PEC column-C-shaped steel beam space node connection structure |
| CN114351928A (en) * | 2022-02-21 | 2022-04-15 | 天津大学 | Special-shaped H-shaped steel beam suitable for pitched roof ridge and connecting joint and construction method thereof |
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