CN103696497B - The method of attachment of a kind of steel flanged beam diagonal brace and laced of battened compression member - Google Patents
The method of attachment of a kind of steel flanged beam diagonal brace and laced of battened compression member Download PDFInfo
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- CN103696497B CN103696497B CN201310685568.7A CN201310685568A CN103696497B CN 103696497 B CN103696497 B CN 103696497B CN 201310685568 A CN201310685568 A CN 201310685568A CN 103696497 B CN103696497 B CN 103696497B
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Abstract
The invention discloses the method for attachment of a kind of steel flanged beam diagonal brace and laced of battened compression member, laced of battened compression member is made up of 4 quadrate steel pipe columns, and the two limb beams be connected with laced of battened compression member are made up of 2 i beams.First reinforcement steel plate and laced of battened compression member is utilized to form overall stress system to improve stress performance and the stability of laced of battened compression member, secondly adopt high-strength bolt connected mode to be connected with two limb beam by laced of battened compression member by beam head, between two limb beam, corresponding position to arrange between beam beam to ensure the holistic resistant behavior of pair limb beam; The requirement finally utilizing stiffener to be connected steel flanged beam diagonal brace with laced of battened compression member and two limb beam to meet connected node internal force to transmit.This technology can smoothly effectively by the axial load transfer suffered by steel flanged beam diagonal brace on laced of battened compression member and two limb beam, the force transfer system of connected node is clear and definite, reasonable stress and be convenient to site operation and install.
Description
Technical field
The present invention relates to structural steelwork diagonal brace and post connection area, particularly relate to a kind of method of attachment being applicable to steel flanged beam diagonal brace and laced of battened compression member.
Background technology
Arranging diagonal brace at the facade of steel framed structure is a kind of effective measures increasing structure lateral deformation stiffness, improve integrality performance of the structure and shock resistance.The transmission force property of diagonal brace and column jointing gusset directly affects structural system holistic resistant behavior, and therefore connected node must have enough Rigidity and strengths with the various internal force of reliably transferring structure component.
Laced of battened compression member has the advantages such as reasonable stress, anti-side rigidity be large, economic, attractive in appearance, simultaneously, in the impregnable situation of existing post, can newly found in former post position the advantage that laced of battened compression member carries out reinforcing and reorganization and expansion, laced of battened compression member is with a wide range of applications in structural steelwork.The connected node of steel flanged beam diagonal brace and laced of battened compression member designs very complicated, in existing structural steelwork also shorter mention to the method for attachment about steel flanged beam diagonal brace and laced of battened compression member.Axial load suffered by steel flanged beam diagonal brace is passed on laced of battened compression member and girder steel smoothly how effective and reasonablely and larger challenge is proposed to the design of connected node.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, the method for attachment of a kind of steel flanged beam diagonal brace and laced of battened compression member is provided.
The object of the invention is to be achieved through the following technical solutions: the method for attachment of a kind of steel flanged beam diagonal brace and laced of battened compression member, the method comprises the following steps:
(1) laced of battened compression member and two limb beam is formed: form laced of battened compression member by first party steel pipe column, second party steel pipe column, third steel tubing string, the 4th quadrate steel pipe column, first party steel pipe column and second party steel pipe column are two quadrate steel pipe columns of two angle points in side of being connected with steel flanged beam diagonal brace, and third steel tubing string and the 4th quadrate steel pipe column are two quadrate steel pipe columns of two angle points in other side; Connected by square steel pipe beam to strengthen the cooperative bearing between lattice post between quadrate steel pipe column; Two limb beam is formed by the first i beam and the second i beam;
(2) utilize and strengthen steel plate and form overall stress system with laced of battened compression member: the bottom flange of the second i beam and top flange correspondence position dock respectively and weld first and strengthen steel plate and second and strengthens steel plate between laced of battened compression member two quadrate steel pipe columns, dock welding the 3rd reinforcement steel plate in the outside of two quadrate steel pipe columns; The 4th reinforcement steel plate that second stiffener correspondence position docking welding is vertical between laced of battened compression member two quadrate steel pipe columns, the strong steel plate of slender acanthopanax of correspondence position welded corner joint transverse direction on the upside of the second stiffener, the 6th reinforcement steel plate that docking welding is vertical inside two quadrate steel pipe columns; The overall stress system strengthening steel plate and laced of battened compression member formation makes the stress performance of laced of battened compression member obtain larger raising, ensure that the cooperative bearing of two quadrate steel pipe columns, also can prevent local buckling's phenomenon that laced of battened compression member and reinforcement steel plate produce when transmitting force simultaneously;
(3) laced of battened compression member and two limb beam is connected: dock welded grider head with laced of battened compression member junction so that the connection of two limb beam and laced of battened compression member at two limb beam; Utilize the first high-strength bolt to be connected with beam head with the second i beam by the first i beam respectively, realize being articulated and connected of laced of battened compression member and two limb beam;
(4) beam between beam is set between two limb beam: between the two limb beams below steel flanged beam diagonal brace position, beam between beam is set, between beam, the vertical internal force that steel flanged beam diagonal brace bears can be passed on two limb beam by the setting of beam smoothly effectively, in turn ensure that the stability under loading under the Moment that two limb beam causes in steel flanged beam diagonal brace transmission internal force simultaneously; Welding first stiffener is docked to ensure that the local pressure of i beam is stablized in the position that first i beam with the second i beam are connected with beam between beam, is also convenient to beam between beam simultaneously and is connected with i beam; The second high-strength bolt is utilized to be connected respectively with the first stiffener by beam between beam;
(5) connection of steel flanged beam diagonal brace and laced of battened compression member and two limb beam is completed: first by steel flanged beam diagonal brace be used for connecting steel flanged beam diagonal brace and be connected by welded corner joint mode with the second stiffener of laced of battened compression member, two limb beam; Between two limb beam and beam, beam upper corners welding the 7th strengthens steel plate so that the second stiffener is connected with beam between two limb beam and beam, the power on steel flanged beam diagonal brace is evenly passed to two between limb beam and beam on beam; Second stiffener is strengthened steel plate by butt-welded mode and the 3rd, beam head, the 7th strengthens the connection that firm plate has welded steel flanged beam diagonal brace and laced of battened compression member and two limb beam; Between the second stiffener, weld the 8th reinforcement steel plate when stressed, local buckling occurs to prevent the second stiffener.
The invention has the beneficial effects as follows, the laced of battened compression member adopted in the present invention not only has that anti-side rigidity is large, economic dispatch performance, simultaneously in the reinforcing and extension project of existing structure can when not affecting existing post in former post position new vertical laced of battened compression member.The present invention has good stress performance for the connected node formed in the method for attachment that connects laced of battened compression member and steel flanged beam diagonal brace and provide, can effectively complete the axial load transfer suffered by steel flanged beam diagonal brace smoothly to the load propagation function of laced of battened compression member and two limb beam, and site operation is convenient, be a kind of method of attachment that can be widely used in steel flanged beam diagonal brace and laced of battened compression member in structural steelwork, have broad application prospects.
Accompanying drawing explanation
Fig. 1 is the connection diagram of steel flanged beam diagonal brace of the present invention and laced of battened compression member;
Fig. 2 is the A-A sectional drawing of Fig. 1;
Fig. 3 is the B-B sectional drawing of Fig. 1;
Fig. 4 is the C-C sectional drawing of Fig. 1;
In figure, first party steel pipe column 11, second party steel pipe column 12, third steel tubing string 13, the 4th quadrate steel pipe column 14, steel flanged beam diagonal brace 2, square steel pipe beam 3, first i beam 41, second i beam 42, first reinforcement steel plate 51, second reinforcement steel plate 52, the 3rd are strengthened steel plate 53, the 4th and are strengthened beam 8, first stiffener 91, second stiffener 92 between steel plate 54, the strong steel plate 55 of slender acanthopanax, the 6th reinforcement steel plate 56, the 7th reinforcement steel plate 57, the 8th reinforcement steel plate 58, beam head 6, first high-strength bolt 71, second high-strength bolt 72, beam.
Detailed description of the invention
On two quadrate steel pipe columns being passed to laced of battened compression member smoothly for making axial load suffered by steel flanged beam diagonal brace and on two limb beam, need the connected node designing steel flanged beam diagonal brace and laced of battened compression member to complete the function of transmitting force.The method of attachment of a kind of steel flanged beam diagonal brace of the present invention and laced of battened compression member, comprises the following steps:
1, laced of battened compression member and two limb beam is formed:
As shown in Figure 2, laced of battened compression member is formed by first party steel pipe column 11, second party steel pipe column 12, third steel tubing string 13, the 4th quadrate steel pipe column 14, first party steel pipe column 11 and second party steel pipe column 12 are two quadrate steel pipe columns of two angle points in side of being connected with steel flanged beam diagonal brace 2, and third steel tubing string 13 and the 4th quadrate steel pipe column 14 are two quadrate steel pipe columns of two angle points in other side; Connect to strengthen the cooperative bearing between lattice post by square steel pipe beam 3 between quadrate steel pipe column.
As shown in Figure 3, two limb beam is formed by the first i beam 41 and the second i beam 42.
2, reinforcement steel plate and laced of battened compression member is utilized to form overall stress system:
As shown in Figure 1, between laced of battened compression member two quadrate steel pipe columns, the bottom flange of the second i beam 42 and top flange correspondence position dock welding first respectively and strengthen steel plate 51 and second and strengthen steel plate 52, strengthen steel plate 53 in the docking welding the 3rd of the outside of two quadrate steel pipe columns.
As shown in Figure 2, the 4th reinforcement steel plate 54 that second stiffener 92 correspondence position docking welding is vertical between laced of battened compression member two quadrate steel pipe columns, the strong steel plate 55 of slender acanthopanax of correspondence position welded corner joint transverse direction on the upside of the second stiffener 92, the 6th reinforcement steel plate 56 that docking welding is vertical inside two quadrate steel pipe columns.
The overall stress system strengthening steel plate and laced of battened compression member formation makes the stress performance of laced of battened compression member obtain larger raising, ensure that the cooperative bearing of two quadrate steel pipe columns, also can prevent local buckling's phenomenon that laced of battened compression member and reinforcement steel plate produce when transmitting force simultaneously.
3, laced of battened compression member and two limb beam is connected:
As shown in Figure 3, welded grider head 6 is docked with laced of battened compression member junction so that the connection of two limb beam and laced of battened compression member at two limb beam; Utilize the first high-strength bolt 71 to be connected with beam head 6 with the second i beam 42 by first i beam 41 respectively, realize being articulated and connected of laced of battened compression member and two limb beam.
4, beam between beam is set between two limb beam:
As shown in Figure 4, between the two limb beams below steel flanged beam diagonal brace 2 position, beam 8 between beam is set, between beam, the vertical internal force that steel flanged beam diagonal brace bears can be passed on two limb beam by the setting of beam smoothly effectively, in turn ensure that the stability under loading under the Moment that two limb beam causes in steel flanged beam diagonal brace transmission internal force simultaneously.Welding first stiffener 91 is docked to ensure that the local pressure of i beam is stablized in the position that first i beam 41 with the second i beam 42 are connected with beam between beam 8, is also convenient to beam between beam simultaneously and is connected with i beam.The second high-strength bolt 72 is utilized to be connected respectively with the first stiffener 91 by beam between beam 8.
5, the connection of steel flanged beam diagonal brace and laced of battened compression member and two limb beam is completed:
As shown in Figure 1, first by steel flanged beam diagonal brace 2 be used for being connected steel flanged beam diagonal brace and be connected by welded corner joint mode with the second stiffener 92 of laced of battened compression member, two limb beam.Between two limb beam and beam, beam upper corners welding the 7th strengthens steel plate 57 so that the second stiffener 92 is connected with beam between two limb beam and beam, the power on steel flanged beam diagonal brace is evenly passed to two between limb beam and beam on beam.Second stiffener 92 is strengthened steel plate 53 by butt-welded mode and the 3rd, beam head 6, the 7th strengthens the connection that firm plate 57 has welded steel flanged beam diagonal brace 2 and laced of battened compression member and two limb beam.Between the second stiffener 92, weld the 8th reinforcement steel plate 58 when stressed, local buckling occurs to prevent the second stiffener 92.
Claims (1)
1. a method of attachment for steel flanged beam diagonal brace and laced of battened compression member, is characterized in that, the method comprises the following steps:
(1) laced of battened compression member and two limb beam is formed: form laced of battened compression member by first party steel pipe column (11), second party steel pipe column (12), third steel tubing string (13), the 4th quadrate steel pipe column (14), first party steel pipe column (11) and second party steel pipe column (12) are two quadrate steel pipe columns of two angle points in side of being connected with steel flanged beam diagonal brace (2), two quadrate steel pipe columns that third steel tubing string (13) and the 4th quadrate steel pipe column (14) are two angle points in other side; Connected by square steel pipe beam (3) to strengthen the cooperative bearing between lattice post between quadrate steel pipe column; Two limb beam is formed by the first i beam (41) and the second i beam (42);
(2) utilize and strengthen steel plate and form overall stress system with laced of battened compression member: dock respectively in the bottom flange of first party steel pipe column (11) and second party steel pipe column (12) intercolumniation second i beam (42) and top flange correspondence position and weld first and strengthen steel plate (51) and second and strengthen steel plate (52), dock welding the 3rd reinforcement steel plate (53) in the outside of first party steel pipe column (11) and second party steel pipe column (12); The second stiffener (92) is provided with steel flanged beam diagonal brace (2) link position place at first party steel pipe column (11), second party steel pipe column (12), in the 4th reinforcement steel plate (54) that the second stiffener (92) correspondence position docking welding is vertical, at the strong steel plate of slender acanthopanax (55) of the second stiffener (92) upside correspondence position welded corner joint transverse direction, weld the 6th vertical reinforcement steel plate (56) at first party steel pipe column (11) and the docking of second party steel pipe column (12) inner side;
(3) laced of battened compression member and two limb beam is connected: dock welded grider head (6) with laced of battened compression member junction so that the connection of two limb beam and laced of battened compression member at two limb beam; Utilize the first high-strength bolt (71) to be connected with beam head (6) with the second i beam (42) by the first i beam (41) respectively, realize being articulated and connected of laced of battened compression member and two limb beam;
(4) beam between beam is set between two limb beam: between the two limb beams below steel flanged beam diagonal brace (2) position, beam between beam (8) is set, dock welding first stiffener (91) in the upper position be connected with beam between beam (8) of the first i beam (41) and the second i beam (42) to ensure that the local pressure of i beam is stablized, be also convenient to beam between beam simultaneously and be connected with i beam; The second high-strength bolt (72) is utilized to be connected respectively with the first stiffener (91) by beam between beam (8);
(5) connection of steel flanged beam diagonal brace and laced of battened compression member and two limb beam is completed: be first connected by welded corner joint mode by steel flanged beam diagonal brace (2) with for connecting steel flanged beam diagonal brace with second stiffener (92) of laced of battened compression member, two limb beam; Between two limb beam and beam, beam upper corners welding the 7th strengthens steel plate (57) so that the second stiffener (92) is connected with beam between two limb beam and beam, the power on steel flanged beam diagonal brace is evenly passed to two between limb beam and beam on beam; Second stiffener (92) is strengthened steel plate (53) by butt-welded mode and the 3rd, beam head (6), the 7th strengthens the connection that steel plate (57) has welded steel flanged beam diagonal brace (2) and laced of battened compression member and two limb beam; Between the second stiffener (92), weld the 8th reinforcement steel plate (58) when stressed, local buckling occurs to prevent the second stiffener (92).
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| CN201310685568.7A CN103696497B (en) | 2013-12-16 | 2013-12-16 | The method of attachment of a kind of steel flanged beam diagonal brace and laced of battened compression member |
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| CN201310685568.7A CN103696497B (en) | 2013-12-16 | 2013-12-16 | The method of attachment of a kind of steel flanged beam diagonal brace and laced of battened compression member |
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| CN103696497B true CN103696497B (en) | 2015-11-25 |
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| CN104373049B (en) * | 2014-11-04 | 2016-11-09 | 国民油井华高石油设备（上海）有限公司 | Double plate connects node |
| CN107489278B (en) * | 2017-09-15 | 2019-07-02 | 中铁三局集团建筑安装工程有限公司 | A kind of construction method of box column-H-type joist steel frame joint |
| CN108086478A (en) * | 2017-12-20 | 2018-05-29 | 厦门大学 | Quadrate steel pipe column and I-beam flat push type dovetail assembling frame Joint design method |
| CN109797754B (en) * | 2019-03-11 | 2021-04-20 | 深圳宏业基岩土科技股份有限公司 | Support structure for reducing length-to-thickness ratio of lattice column of deep foundation pit |
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| JPH06280307A (en) * | 1993-03-29 | 1994-10-04 | Sumitomo Metal Ind Ltd | Column beam joint part |
| JPH08144366A (en) * | 1994-11-24 | 1996-06-04 | Artes:Kk | Joint structure of steel encased reinforced concrete column or steel frame column with steel frame beam |
| CN201850795U (en) * | 2010-11-16 | 2011-06-01 | 中国电力工程顾问集团东北电力设计院 | Hinge center support frame steel structure |
| CN102392491A (en) * | 2011-07-29 | 2012-03-28 | 上海交通大学 | Connecting joint for beam, column and inclined strut of box section of boiler steel frame and construction method thereof |
| CN103276839A (en) * | 2013-06-08 | 2013-09-04 | 北京工业大学 | Hollow irregular column multi-layer high-rise assembling steel frame-eccentric support system |
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Patent Citations (5)
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|---|---|---|---|---|
| JPH06280307A (en) * | 1993-03-29 | 1994-10-04 | Sumitomo Metal Ind Ltd | Column beam joint part |
| JPH08144366A (en) * | 1994-11-24 | 1996-06-04 | Artes:Kk | Joint structure of steel encased reinforced concrete column or steel frame column with steel frame beam |
| CN201850795U (en) * | 2010-11-16 | 2011-06-01 | 中国电力工程顾问集团东北电力设计院 | Hinge center support frame steel structure |
| CN102392491A (en) * | 2011-07-29 | 2012-03-28 | 上海交通大学 | Connecting joint for beam, column and inclined strut of box section of boiler steel frame and construction method thereof |
| CN103276839A (en) * | 2013-06-08 | 2013-09-04 | 北京工业大学 | Hollow irregular column multi-layer high-rise assembling steel frame-eccentric support system |
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