CN206360116U - The round steel pipe constraint reinforced column steel girder frame node of ring flat-plate insertion - Google Patents
The round steel pipe constraint reinforced column steel girder frame node of ring flat-plate insertion Download PDFInfo
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- CN206360116U CN206360116U CN201621270988.4U CN201621270988U CN206360116U CN 206360116 U CN206360116 U CN 206360116U CN 201621270988 U CN201621270988 U CN 201621270988U CN 206360116 U CN206360116 U CN 206360116U
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Abstract
The utility model provides the round steel pipe constraint reinforced column steel girder frame node of ring flat-plate insertion, including post round steel pipe I, post round steel pipe II, post indulge muscle, column tie-bar, girder steel, round steel pipe, upper insertion ring flat-plate, lower insertion ring flat-plate and concrete under round steel pipe, node district round steel pipe, node district in node district.Insertion ring flat-plate transmits beam-ends moment of flexure, and safe and reliable, power transmission clearly, conveniently pours, can reach rigid joint requirement.Node district round steel pipe directly participates in node shearing resistance, greatly improves the rigidity of node;Meanwhile, node district round steel pipe has certain effect of contraction to joint cores concrete, is conducive to improving ultimate bearing capacity of joints.The utility model node security is reliable, good integrity, power transmission clearly, it is advantageous in stress and construction party mask.
Description
Technical field
The utility model belongs to building structure technology field, and more particularly to a kind of round steel pipe constraint reinforced column-
Steel girder frame node.
Background technology
Round steel pipe confined concrete models are a kind of vertical supporting members of combining structure of the casting concrete formation in steel pipe,
The steel pipe of post disconnects at utmost playing its effect of contraction at bean column node.Practical Project center trestle is typically subject to axle
The collective effect of power, moment of flexure and shearing, therefore configuration reinforcement need to also be formed in post in application steel tube confined concrete technology
Round steel pipe constrains reinforced column.Research shows that round steel pipe constraint reinforced column has high capacity, energy-dissipating property
Well, the advantages of fire-resistance capacity is strong.The anti-bending strength of girder steel is good, light weight, easy construction are succinct, so as to reduce member section chi
Very little, the effective usable floor area of increase structure, accelerating construction progress.Round steel pipe constraint armored concrete-steel girder frame structure can be abundant
The advantage of reinforced column and girder steel is constrained using round steel pipe, is a kind of inexpensive, efficient structure type.
Node connects the stability and security that building structure is directly influenced with construction, round steel pipe constraint armored concrete
Outsourcing post disconnects in beam column node area, and node region is according to conventional steel bar concrete and the connecting structure of girder steel, and round steel pipe is about
The bearing capacity of beam reinforced column is far above the ordinary reinforced concrete post of same cross-sectional size, causes bean column node to turn into thin
Weak position, does not meet " strong node, weak component " design principle.
As can be seen here, propose safe and reliable, good integrity, power transmission clearly, the round steel pipe of easy construction constraint reinforced concrete
Earth pillar-steel girder frame node, is round steel pipe constraint reinforced column-steel that popularization and application stress performance is good and economy is superior
The key issue of beam framework.
Utility model content
The purpose of this utility model is to overcome the defect of above-mentioned prior art there is provided a kind of safe and reliable, good integrity, biography
Power is clear and definite, easy construction, and the round steel pipe of advantageous ring flat-plate insertion constrains reinforced concrete in terms of mechanical property and construction
Earth pillar-steel girder frame node.
To realize that the technical scheme that the utility model purpose is used is a kind of such, round steel pipe constraint of ring flat-plate insertion
Reinforced column-steel girder frame node, it is characterised in that:Including post round steel pipe I, post round steel pipe II, post indulge muscle, column tie-bar,
Round steel pipe, upper insertion ring flat-plate, lower insertion ring flat-plate and coagulation under round steel pipe, node district round steel pipe, node district on girder steel, node district
Soil.
Round steel pipe, upper insertion ring flat-plate, node district round steel pipe, lower insertion ring flat-plate, node in the post round steel pipe II, node district
The axis of round steel pipe and post round steel pipe I is located along the same line under area, the vertical basic plane of axis.These components are according to above-mentioned
What order sorted from top to bottom.
Described upper insertion ring flat-plate and the lower insertion ring flat-plate are annular slab, upper insertion ring flat-plate and the lower insertion ring flat-plate
On reserve several posts by design attitude and indulge muscle through hole.
The lower end of round steel pipe is connected by angle welding with upper insertion ring flat-plate upper surface in node district.Round steel pipe under node district
Upper end is connected by angle welding with lower insertion ring flat-plate lower surface.The upper and lower side of node district round steel pipe is by angle welding respectively with above passing through
Logical ring flat-plate lower surface is connected with lower insertion ring flat-plate upper surface.
The post round steel pipe II is connected to the upper end of round steel pipe in node district.Round steel pipe is connected to post round steel pipe under node district
I upper end.
The girder steel includes four I-shaped branch beams, and each branch beam includes top flange plate, bottom wing listrium and web.
The top flange plate is parallel to each other with bottom wing listrium.The web is located between top flange plate and bottom wing listrium, its upper and lower side point
Lian Jie not top flange plate and bottom wing listrium.The web is mutually perpendicular to top flange plate.
Four branch beams of the girder steel are connected to insertion ring flat-plate, node district round steel pipe and lower insertion ring in cross
On the outer side surface of plate.
The top flange plate of each branch beam is connected by melt-through weld with upper insertion ring flat-plate.The bottom wing of each branch beam
Listrium is connected by melt-through weld with lower insertion ring flat-plate.The web of each branch beam passes through twin fillet wolt and node district round steel
The outer wall connection of pipe.
Some posts of the two that run through up and down are additionally provided with the post round steel pipe I and post round steel pipe II and indulge muscle, these posts are indulged
Muscle and some column tie-bar colligations are into muscle caged.The post indulges those posts that muscle is reserved on upper insertion ring flat-plate and lower insertion ring flat-plate
Vertical muscle through hole.
The Concrete Filled round steel pipe, node district round steel pipe and section in post round steel pipe I, post round steel pipe II, node district
In the vertical cylindrical cavity that round steel pipe is formed under point area.
Further, the upper insertion ring flat-plate and the reserved post of lower insertion ring flat-plate indulge muscle and indulge muscle diameter extremely through bore dia ratio post
Few big 5mm, so facilitates post to indulge muscle and passes through and can play pouring hole effect.
Further, the thickness of the upper insertion ring flat-plate and lower insertion ring flat-plate is not less than the thickness of top flange plate, anchor ring width
Not less than the 7/10 of top flange plate width.
Further, the vertical height of round steel pipe is straight for not less than 0.2 times post under round steel pipe and node district in the node district
Footpath.
Further, the end of four blocks of webs of the girder steel is provided with bolt hole.
Further, the post round steel pipe I and post round steel pipe II respectively with round steel in round steel pipe under node district (8) and node district
Pipe (6) leaves 10~20mm down suctions.
Further, described concrete (11) is normal concrete, lightweight aggregate concrete or high performance concrete.
Further, in described node district under round steel pipe, node district round steel pipe and node district the diameter of round steel pipe with it is upper
Insertion ring flat-plate is identical with the middle linear diameter of lower insertion ring flat-plate.
The utility model proposes ring flat-plate insertion round steel pipe constraint reinforced column-steel girder frame node have it is following
Advantage:
1st, insertion ring flat-plate transmission beam-ends moment of flexure, safe and reliable, power transmission is clear and definite, can reach rigid joint requirement, insertion ring flat-plate
For outer ring plate, steel using amount is saved;For insertion ring flat-plate is with respect to inner ring plate, facilitate concreting.
2nd, node district round steel pipe directly participates in node shearing resistance, greatly improves the rigidity of node;Meanwhile, node district round steel pipe pair
Joint cores concrete has certain effect of contraction, is conducive to improving ultimate bearing capacity of joints.
3rd, the steel tube confinement reinforced column good mechanical properties in the utility model, can give full play to steel pipe and coagulation
The respective mechanical property advantage of soil.Steel pipe provides effective sidewise restraint to concrete, significantly improve frame column bearing capacity and
Ductility, while steel pipe disconnects in column end, does not directly take on vertical load, it is to avoid to concrete caused by steel pipe partial flexing
The reduction of effect of restraint, therefore the novel joint has larger advantage in terms of bearing capacity, ductility and anti-seismic performance.
4th, the utility model central sill column joint structure is simple and can realize that batch production is assembled, and node district through beam is in construction
Scene is connected by prepared screw-bolt hole with girder steel, favorably ensures construction quality.
Brief description of the drawings
Fig. 1 constrains the elevational schematic view of reinforced column-steel girder frame node for the round steel pipe of ring flat-plate insertion;
The sectional view that Fig. 2 is A-A in Fig. 1.
In figure:Post round steel pipe I 1, post round steel pipe II 2, post indulge muscle 3, column tie-bar 4, girder steel 5, top flange plate 51, bottom wing listrium
52nd, web 53, bolt hole 530, round steel pipe 8, upper insertion ring flat-plate under round steel pipe 6, node district round steel pipe 7, node district in node district
9th, lower insertion ring flat-plate 10, post indulge muscle through hole 90, concrete 11.
Embodiment
With reference to embodiment, the utility model is described in further detail, but should not be construed the above-mentioned master of the utility model
Topic scope is only limitted to following embodiments.It is common according to this area in the case where not departing from the above-mentioned technological thought of the utility model
Technological know-how and customary means, make various replacements and change, all should be included in protection domain of the present utility model.
Referring to Fig. 1 and Fig. 2, a kind of round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate insertion, including post
Round steel pipe I 1, post round steel pipe II 2, post indulge muscle 3, column tie-bar 4, girder steel 5, round steel pipe 6, node district round steel pipe 7, node in node district
Round steel pipe 8, upper insertion ring flat-plate 9, lower insertion ring flat-plate 10 and concrete 11 under area.
Described post round steel pipe I 1, post round steel pipe II 2, circle under round steel pipe 6, node district round steel pipe 7, node district in node district
The axis of steel pipe 8, upper insertion ring flat-plate 9 and lower insertion ring flat-plate 10 is located along the same line, the vertical basic plane of axis.
Described upper insertion ring flat-plate 9 and the lower insertion ring flat-plate 10 are annular slab, and annular plate thickness is not less than top flange
The thickness of plate 51, anchor ring width is not less than on the 7/10 of the width of top flange plate 51, annular slab to be passed through by the vertical muscle of the reserved post of design attitude
Perforation 90.Described post indulges the diameter of muscle through hole 90 and indulges at least big 5mm of diameter of muscle 3 than post, so facilitates post to indulge muscle 3 and passes through and can
To play pouring hole effect.Upper insertion ring flat-plate 9 and lower insertion ring flat-plate 10 transmission beam-ends moment of flexure, safe and reliable, power transmission are clear and definite, reachable
To rigid joint requirement, for insertion ring flat-plate is with respect to outer ring plate, steel using amount is saved;It is convenient for insertion ring flat-plate is with respect to inner ring plate
Concreting.
In described node district under round steel pipe 6, node district round steel pipe 7 and node district the diameter of round steel pipe 8 with upper insertion
The diameter of ring flat-plate 9 and the lower center line of insertion ring flat-plate 10 is identical.The lower end of round steel pipe 6 passes through angle welding and upper insertion ring in node district
The upper surface of plate 9 is connected.The upper end of round steel pipe 8 is connected by angle welding with the lower lower surface of insertion ring flat-plate 10 under node district.Node district
The upper and lower side of round steel pipe 7 is connected with 9 surfaces under upper insertion ring flat-plate and the lower upper surface of insertion ring flat-plate 10 respectively by angle welding.Node
Area's round steel pipe 7 directly participates in node shearing resistance, greatly improves the rigidity of node;Meanwhile, node district round steel pipe 7 is mixed to joint cores
Solidifying soil has certain effect of contraction, is conducive to improving ultimate bearing capacity of joints.Round steel pipe under round steel pipe 6 and node district in the node district
8 vertical heights are not less than 0.2 times column diameter.
The girder steel 5 includes four I-shaped branch beams, and each branch beam includes top flange plate 51, the and of bottom wing listrium 52
Web 53.The top flange plate 51 is parallel to each other with bottom wing listrium 52.The web 53 is mutually perpendicular to top flange plate 51.It is described
The end of four blocks of webs 53 of girder steel is provided with bolt hole 530, and these bolts hole 530 are used to connect other girder steels.
Four branch beams of the girder steel are connected to insertion ring flat-plate 9, node district round steel pipe 7 and lower insertion in cross
On the outer side surface of ring flat-plate 10.The top flange plate 51 and bottom wing listrium 52 by melt-through weld respectively with upper insertion ring flat-plate 9 and
Lower insertion ring flat-plate 10 is connected.The web 53 is connected by twin fillet wolt with the outer wall of node district round steel pipe 7.
Some posts are additionally provided with the post round steel pipe I 1 and post round steel pipe II 2 and indulge muscle 3 and some column tie-bars 4, these posts
Muscle 3 and the colligation of column tie-bar 4 are indulged into muscle caged.The post round steel pipe II 2 of post round steel pipe I 1 not with round steel pipe under node district 6 and node
Round steel pipe 8 leaves 10~20mm down suctions in area, to avoid post steel pipe from directly taking on longitudinal force, makes full use of steel pipe pull resistance
Energy.The post indulges muscle 3 and indulges muscle through hole 90 through post.
The concrete 11 is filled in post round steel pipe I 1, post round steel pipe II 2, round steel pipe 6, node district round steel pipe in node district
7 and node district under in the vertical cylindrical cavity that is formed of round steel pipe 8.Described concrete 11 is normal concrete, lightweight aggregate
Concrete or high performance concrete.
The round steel pipe constraint reinforced column of the ring flat-plate insertion of the present embodiment-basic processing side in steel girder frame node scene
Case is as follows:
1) lifting post round steel pipe I 1;
2) the upper insertion ring flat-plate 9 and lower insertion ring flat-plate 10 that reserve post through hole 90 are passed through into circle in angle welding and node district
Round steel pipe 8 is connected under steel pipe 6, node district round steel pipe 7 and node district;
3) girder steel 5 is made by design size, top flange plate 51 and bottom wing listrium 52 are by full penetration weld respectively with above passing through
Logical ring flat-plate 9 is connected with the lower side wall of insertion ring flat-plate 10, and web 53 is connected by twin fillet wolt with the side wall of node district round steel pipe 7;
5) post indulges muscle 3 through reserved post through hole 90, and colligation column tie-bar 4 forms the steel reinforcement cage with girder steel 5;
7) steel reinforcement cage with girder steel 5, is fixed in post round steel pipe I 1 by the steel reinforcement cage of hanging belt girder steel 5 by construction measure;
8) lifting post round steel pipe II 2;
9) casting concrete 11, form round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate insertion.
Claims (8)
1. a kind of round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate insertion, it is characterised in that:Including post round steel
Pipe I (1), post round steel pipe II (2), post indulge muscle (3), column tie-bar (4), girder steel (5), round steel pipe (6), node district round steel in node district
Manage round steel pipe (8), upper insertion ring flat-plate (9), lower insertion ring flat-plate (10) and concrete (11) under (7), node district;
Round steel pipe (6), upper insertion ring flat-plate (9), node district round steel pipe (7), lower insertion on the post round steel pipe II (2), node district
The axis of round steel pipe (8) and post round steel pipe I (1) is located along the same line under ring flat-plate (10), node district, and the vertical basis of axis is flat
Face;
Described upper insertion ring flat-plate (9) and the lower insertion ring flat-plate (10) are annular slab, upper insertion ring flat-plate (9) and it is described under pass through
Several posts, which are reserved, on logical ring flat-plate (10) indulges muscle through hole (90);
The lower end of round steel pipe (6) is connected by angle welding with upper insertion ring flat-plate (9) upper surface in node district;Round steel pipe under node district
(8) upper end is connected by angle welding with lower insertion ring flat-plate (10) lower surface;The upper and lower side of node district round steel pipe (7) passes through fillet welding
Seam is connected with upper insertion ring flat-plate (9) lower surface and lower insertion ring flat-plate (10) upper surface respectively;
The post round steel pipe II (2) is connected to the upper end of round steel pipe in node district (6);Round steel pipe (8) is connected to post under node district
The upper end of round steel pipe I (1);
The girder steel (5) includes four I-shaped branch beams, and each branch beam includes top flange plate (51), bottom wing listrium (52)
With web (53);The top flange plate (51) is parallel to each other with bottom wing listrium (52);The web (53) is located at top flange plate
(51) between bottom wing listrium (52), its upper and lower side connects top flange plate (51) and bottom wing listrium (52) respectively;
Four branch beams of the girder steel (5) in cross be connected to insertion ring flat-plate (9), node district round steel pipe (7) and under
On the outer side surface of insertion ring flat-plate (10);
The top flange plate (51) of each branch beam is connected by melt-through weld with upper insertion ring flat-plate (9);Each branch beam
Bottom wing listrium (52) is connected by melt-through weld with lower insertion ring flat-plate (10);The web (53) of each branch beam passes through dihedral angle
Weld seam is connected with the outer wall of node district round steel pipe (7);
Some posts of the two that run through up and down are additionally provided with the post round steel pipe I (1) and post round steel pipe II (2) and indulge muscle (3), these
Post indulges muscle (3) and (4) colligation of some column tie-bars into muscle caged;The post indulges muscle (3) through upper insertion ring flat-plate (9) and lower insertion ring
Those posts reserved on plate (10) indulge muscle through hole (90);
The concrete (11) is filled in post round steel pipe I (1), post round steel pipe II (2), round steel pipe (6), node district circle in node district
In the vertical cylindrical cavity that round steel pipe (8) is formed under steel pipe (7) and node district.
2. round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate insertion according to claim 1, its feature
It is:The reserved post of the upper insertion ring flat-plate (9) and lower insertion ring flat-plate (10) indulges muscle through hole (90) diameter and indulges muscle (3) directly than post
At least big 5mm in footpath, so facilitates post to indulge muscle (3) and passes through and can play pouring hole effect.
3. round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate insertion according to claim 1, its feature
It is:The thickness of the upper insertion ring flat-plate (9) and lower insertion ring flat-plate (10) is not less than the thickness of top flange plate (51), anchor ring width
Not less than the 7/10 of top flange plate (51) width.
4. round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate insertion according to claim 1, its feature
It is:The vertical height of round steel pipe (8) is not less than 0.2 times column diameter under round steel pipe (6) and node district in the node district.
5. round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate insertion according to claim 1, its feature
It is:The end of four pieces of webs (53) of the girder steel (5) is provided with bolt hole (530).
6. round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate insertion according to claim 1, its feature
It is:The post round steel pipe I (1) and post round steel pipe II (2) respectively with round steel pipe in round steel pipe under node district (8) and node district
(6) 10~20mm down suctions are left.
7. round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate insertion according to claim 1, its feature
It is:Described concrete (11) is normal concrete, lightweight aggregate concrete or high performance concrete.
8. round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate insertion according to claim 1, its feature
It is:In described node district under round steel pipe (6), node district round steel pipe (7) and node district the diameter of round steel pipe (8) with above passing through
Logical ring flat-plate (9) is identical with the middle linear diameter of lower insertion ring flat-plate (10).
Priority Applications (1)
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CN201621270988.4U CN206360116U (en) | 2016-11-24 | 2016-11-24 | The round steel pipe constraint reinforced column steel girder frame node of ring flat-plate insertion |
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CN201621270988.4U CN206360116U (en) | 2016-11-24 | 2016-11-24 | The round steel pipe constraint reinforced column steel girder frame node of ring flat-plate insertion |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108104283A (en) * | 2016-11-24 | 2018-06-01 | 重庆市中科大业建筑科技有限公司 | Round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate perforation |
CN112049256A (en) * | 2020-09-21 | 2020-12-08 | 河南工业大学 | Anchoring type steel reinforced concrete beam and steel pipe concrete column connecting node |
-
2016
- 2016-11-24 CN CN201621270988.4U patent/CN206360116U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108104283A (en) * | 2016-11-24 | 2018-06-01 | 重庆市中科大业建筑科技有限公司 | Round steel pipe constraint reinforced column-steel girder frame node of ring flat-plate perforation |
CN112049256A (en) * | 2020-09-21 | 2020-12-08 | 河南工业大学 | Anchoring type steel reinforced concrete beam and steel pipe concrete column connecting node |
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