CN204781356U - Steel core concrete column and outsourcing U -shaped steel -concrete composite beam connected node - Google Patents
Steel core concrete column and outsourcing U -shaped steel -concrete composite beam connected node Download PDFInfo
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- CN204781356U CN204781356U CN201520409888.4U CN201520409888U CN204781356U CN 204781356 U CN204781356 U CN 204781356U CN 201520409888 U CN201520409888 U CN 201520409888U CN 204781356 U CN204781356 U CN 204781356U
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Abstract
The utility model provides a steel core concrete column and outsourcing U -shaped steel -concrete composite beam connected node for material saving, solves because of the combination beam bottom plate overhangingly with the connecting plate of steel pipe junction, leads to indoor bight to have the salient angle and the problem that results in aesthetic problems, sets up interior baffle with U -shaped steel bottom plate position correspond department in the steel pipe, and interior baffle peripheral and steel pipe inner wall weld. Correspond respectively along combination beam length direction's opposite ends in the steel pipe and be provided with through -hole and sleeve, the outer wall welding of sleeve and steel pipe, this weldment work accomplishes in the mill. Through -hole and telescopic central line be the horizontal plane altogether, and the sleeve symmetry sets up in the both sides of through -hole, this kind of structural style can avoid causing because of trompil on the steel pipe lateral wall is in large quantity slacken the steel pipe bearing capacity too big, volume that reduces weldment work, be convenient for construction and realization assemblyization again simultaneously. U -shaped steel curb plate passes through the connecting plate with the steel pipe wall and adopts high strength bolt to be connected, connecting plate passing angle welding seam and steel pipe wall connection, and the welding is accomplished at the interplant.
Description
Technical field
The utility model relates to a kind of steel core concrete column and outsourcing U-shaped steel-concrete combination beam, especially a kind of steel core concrete column and outsourcing U-shaped steel-concrete combination beam connected node.
Background technology
The vertical member that steel core concrete column refers to fill concrete in steel pipe and formed, have that bearing capacity is high, plasticity and the advantage such as ductility is good, rigidity large, easy construction, fire resistance are good, receive the extensive concern of engineering circles in recent years, more and more applied in multi-rise building, bridge engineering.Different according to section form, steel core concrete column can be divided into concrete-filled circular steel tube column, rectangular steel-tube concrete column and polygon steel pipe concrete column.Outsourcing U-shaped steel-concrete combination beam be steel plate is directly welded or clod wash become band flanging U-shaped steel, then and top flange top concreting inner at U-shaped steel, and U-shaped steel and T section concrete to be linked together shared load by shear connector, have that intensity is high, good stability, ductility are good, refractoriness is good, a superior performance such as convenient of constructing.Thus, the structural system formed by steel core concrete column and outsourcing U-shaped steel-concrete combination beam has following significant superiority:
(1) characteristic of steel, concrete bi-material can be given full play to, material consumption is few: outsourcing U-shaped steel-concrete combination beam and concrete filled steel tube columns bearing capacity is high, rigidity is large, member section is significantly reduced, not only increase effectively space usable floor area, and decrease steel and concrete consumption, effectively reduce the consumption of resource;
(2) suitability for industrialized production degree is high: outsourcing U-shaped steel and steel pipe all can in plant produced, and its mechanization, commercialized degree are higher, and reliable in quality is stablized, and is conducive to realizing the integrated of Building technology and industrialization;
(3) fire resistance strengthens: outsourcing U-shaped steel and the interior concrete of filling of steel pipe are good refractory materials, and Absorbable rod heat, the heating up time of member for prolonging, strengthens the fire resistance of structure;
(4) Energy Consumption of Construction is low, speed of application is fast: primary structure member is not only by outsourcing U-shaped steel and steel pipe, and all can be used as the template of concreting, the supporting of slab form doublely can be done in the top flange that U-shaped steel is overhanging in addition, thus reduce template consumption, scaffold building and a die process, reduce situ wet workload, noise and dust, meet the building operations requirement of green ecological civilization environmental protection;
(5) MAT'L recycling rate is higher: such structural part material is steel, belongs to regrown material, and when Building life cycle end cycle, its structural steel can be recovered utilization;
(6) new materials such as the Light trabs supporting with structural system, composite floor plate can be adopted, there is good sound-insulating performance, meet the requirement of building energy conservation.
As can be seen here, the structural system that steel core concrete column and outsourcing U-shaped steel-concrete combination beam are formed has good Social benefit and economic benefit.Particularly along with the high speed development of the development of the national economy, the popularization of housing industrialization, the application prospect of this green structural system will be very wide.
In structural system, node, concerning most important beyond doubt structure, be the power transmission hinge between structural element, be directly connected to service behaviour and the safety of structure, and rational joint form is the prerequisite of developing new structural systen.But the application example of the structural system also not having outsourcing U-shaped steel-concrete combination beam and steel core concrete column to be formed both at home and abroad at present and correlative study data, mainly because available joint form is very deficient.Therefore, along with deepening continuously of studying component, the rational structure form of research outsourcing U-shaped steel-concrete combination beam and concrete filled steel tube column jointing gusset, is open up, promote the key technology that this green structural system applies in engineering, has important theory significance and practical value.
At present, there is the connected node form of three kinds of steel core concrete columns and outsourcing U-shaped steel-concrete combination beam: (1) enforced loop plane under the steel pipe arranged outside of compound beam base plate position, and with the overlap welding of compound beam base plate, compound beam side plate directly welds with steel pipe walls, and negative reinforcement by punching continuous through node area in steel pipe walls; (2) at the upper and lower enforced loop plane of steel pipe arranged outside of compound beam base plate and wing plate negative reinforcement position, compound beam base plate and lower enforced loop plane overlap welding, negative reinforcement disconnects in node area, and welds with upper enforced loop plane, and compound beam side plate directly welds with steel pipe walls; (3) for wide-flat beam, node welds the hogging moment steel plate of similar " shoulder pole ", at the steel pipe arranged outside outer ring plate of compound beam base plate position, compound beam base plate welds with outer ring plate, top flange and side plate adopt fillet weld to be directly connected with steel pipe walls.
The available form of existing steel core concrete column and outsourcing U-shaped steel-concrete combination beam connected node is little.Although the connection of steel core concrete column and outsourcing U-shaped steel-concrete combination beam can use for reference the Construction treatment of above-mentioned three kinds of connected nodes, there is following shortcoming in these three kinds of joint forms.
1, form of structure (1): negative reinforcement is through
(1) because compound beam base plate and lower enforced loop plane adopt overlap welding, under seismic loading, weld seam easily ftractures, and cannot meet shockproof requirements;
(2) due to the whole through node area of negative reinforcement, quantity that steel pipe walls punches is many, thus slackens larger to steel pipe bearing capacity, need to take corresponding reinforcement measure, as repair welding steel plate, stiffening rib, reinforcing bar etc., not only increase steel using amount, and increase difficulty of construction;
(3) because compound beam side plate and steel pipe walls adopt solder design, Site Welding workload is large, not only requires great effort time-consuming, and weldquality is difficult to ensure, is unfavorable for that major works uses.
2, form of structure (2): negative reinforcement and enforced loop plane weld type
(1) because compound beam base plate and lower enforced loop plane adopt overlap welding, under seismic loading, weld seam easily ftractures, and cannot meet shockproof requirements;
(2) because negative reinforcement is welded on upper enforced loop plane, moment of flexure is transmitted, so the quality requirement of this welding is very high to realize reinforcing bar.But the welding of reinforcing bar is generally site welding, not only welding quality is difficult to ensure, and due to the Action of Gravity Field of reinforcing bar, welding operation difficulty.In addition, compound beam side plate and steel pipe walls also adopt solder design, further increase on-the-spot welding job amount.The node structure effort of a large amount of welding operation of this need is time-consuming, causes long construction period, is unfavorable for that major works uses.
3, form of structure (3): hogging moment steel plate type
(1) because the hogging moment steel plate of the negative reinforcement in node by similar " shoulder pole " replaces, and on the overhanging top flange that hogging moment steel plate need be welded on U-shaped steel and steel column side wall, therefore, the type node is only applicable to wide-flat beam, cannot be applicable to the outsourcing U-shaped steel-concrete combination beam of common size, the scope of application is very limited.In addition, hogging moment steel plate need be welded on compound beam and steel pipe, further increases on-the-spot welding job amount;
(2) because compound beam side plate and steel pipe walls adopt solder design, Site Welding workload is large, not only requires great effort time-consuming, and weldquality is difficult to ensure, is unfavorable for that major works uses.
Utility model content
The technical problems to be solved in the utility model, be exactly for the deficiency existing for prior art, and a kind of steel core concrete column and outsourcing U-shaped steel-concrete combination beam connected node are provided, the junction plate that this node solves because of U-shaped steel sole plate and fastener for connection place is overhanging, indoor bight is caused to have salient angle and affect problem attractive in appearance, save material, avoided steel pipe side-wall hole quantity its bearing capacity multipair and slacken excessive, and Site Welding workload can be reduced.
This programme is achieved by the following technical measures: this steel core concrete column and outsourcing U-shaped steel-concrete combination beam connected node comprise internal partition, described internal partition is provided with pouring hole and air-vent, described internal partition is positioned at steel pipe and corresponding position, U-shaped steel sole plate position, and the periphery of internal partition welds with steel pipe inner wall; In described steel pipe along the opposite end of compound beam length direction respectively correspondence be provided with through hole and sleeve, described sleeve welds with the outer wall of steel pipe, and the center line of described through hole and sleeve is horizontal plane altogether, and sleeve is symmetricly set on the both sides of through hole.
Above-mentioned sleeve is connected with the end thread of negative reinforcement, through there being the negative reinforcement running through steel pipe inner chamber in described through hole.
The center line of above-mentioned through hole and sleeve overlaps with the center line of negative reinforcement.
The biside plate of above-mentioned U-shaped steel is connected with junction plate by high-strength bolt, and described junction plate is connected with the outer wall of steel pipe in steel core concrete column by welding manner.
The welding manner of the outer wall of steel pipe in above-mentioned junction plate and steel core concrete column is fillet welding.
In four limits of above-mentioned internal partition, three adjacent limits adopt with steel pipe inner wall is with the butt weld of groove to be connected, and remains a limit and adopts fusing to chew electroslag welding with steel pipe inner wall to be connected.
Above-mentioned U-shaped steel sole plate and outer wall of steel pipe adopt butt weld to be connected.
The welding manner that above-mentioned sleeve and outer wall of steel pipe adopt is that part through welding and corner connection are combined and welded.
The cross section of above-mentioned steel pipe is rectangle, circle or polygon.
The beneficial effect of this programme can be learnt according to describing of such scheme, in this steel core concrete column and outsourcing U-shaped steel-concrete combination beam connected node, in order to save material, solve because the junction plate at compound beam base plate and fastener for connection place is overhanging, indoor bight is caused to have salient angle and affect problem attractive in appearance, in steel pipe, arrange internal partition with corresponding position, U-shaped steel sole plate position, the periphery of internal partition welds with steel pipe inner wall.In addition, in described steel pipe along the opposite end of compound beam length direction respectively correspondence be provided with through hole and sleeve, described sleeve welds with the outer wall of steel pipe, and this welding job completes in factory, thus decreases Site Welding workload.The center line horizontal plane altogether of described through hole and sleeve, and sleeve is symmetricly set on the both sides of through hole, this form of structure can reduce because on steel pipe sidewall, the number of openings causes the weakening to steel pipe bearing capacity more, reduces welding job amount, constructability and realization assemblingization again simultaneously.In order to reduce Site Welding workload further, U-shaped steel side plate adopts high-strength bolt to be connected with steel pipe walls by junction plate, and junction plate is connected with steel pipe walls by fillet weld, is welded in factory and completes.As can be seen here, the utility model compared with prior art, has substantive distinguishing features and progress, and its beneficial effect implemented also is apparent.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the utility model detailed description of the invention.
Fig. 2 is A-A sectional drawing in Fig. 1.
Fig. 3 is B-B sectional drawing in Fig. 1.
Fig. 4 is the left TV structure schematic diagram of Fig. 1.
Fig. 5 is the plan structure schematic diagram of Fig. 1.
Fig. 6 is the three-dimensional broken section structural representation of the utility model detailed description of the invention.
Fig. 7 is the structural representation of internal partition.
Fig. 8 is the main TV structure schematic diagram of concreting posterior nodal point.
Fig. 9 is the left TV structure schematic diagram of concreting posterior nodal point.
In figure: 1-steel pipe, 2-U shape steel, 3-internal partition, 4-negative reinforcement, 5-negative reinforcement, 6-sleeve, 7-junction plate, 8-high-strength bolt, 9-shear connector, 10-weld seam, 11-through hole, 12-pouring hole, 13-air-vent, 14-steel core concrete column, 15-compound beam.
Detailed description of the invention
For the technical characterstic of this programme can be clearly demonstrated, below by detailed description of the invention, and in conjunction with its accompanying drawing, this programme is set forth.
Compound beam: the abbreviation referring to outsourcing U-shaped steel-concrete combination beam.
High-strength bolt: the bolt referring to high strength, belongs to a kind of standard component.Generally, the plain bolt of load ratio same specification that high-strength bolt can bear wants large.
A kind of steel core concrete column and outsourcing U-shaped steel-concrete combination beam connected node, as shown in the figure, it comprises internal partition 3, described internal partition 3 is provided with pouring hole 12 and air-vent 13, and what guarantee steel pipe 1 inner concrete was built carries out smoothly.Described internal partition 3 is positioned at steel pipe 1 and corresponding position, U-shaped steel 2 base plate position, and the periphery of internal partition 3 welds with steel pipe 1 inwall, in four limits of preferred internal partition 3, three adjacent limits adopt with steel pipe 1 inwall is with the butt weld of groove to be connected, remain a limit to adopt fusing to chew electroslag welding with steel pipe 1 inwall to be connected, to realize internal partition 3 being welded and fixed in steel pipe 1 smoothly.Adopt after internal partition 3, internal partition 3 is positioned at steel pipe 1 completely, solves and causes indoor bight to have salient angle because the base plate of U-shaped steel 2 and the junction plate of steel pipe 1 junction are overhanging and affect problem attractive in appearance, while also can save material.
In described steel pipe 1 along the opposite end of compound beam 15 length direction respectively correspondence be provided with through hole 11 and sleeve 6, described sleeve 6 welds with the outer wall of steel pipe 1, the welding manner that preferred sleeve 6 and steel pipe 1 outer wall adopt is that part through welding and corner connection are combined and welded, and this welding job completes in factory.The center line of described through hole 11 and the center line of sleeve 6 are located in the same horizontal plane (being namely total to horizontal plane), and sleeve 6 is symmetricly set on the both sides of through hole 11 and near corresponding steel pipe walls, tears to prevent steel pipe 1.The center line of through hole 11 and sleeve 6 overlaps with the center line of negative reinforcement 4 and negative reinforcement 5.Sleeve 6 is connected with the end thread of negative reinforcement 5, directly be screwed in sleeve 6 after the process of car silk is carried out in the end of negative reinforcement 5, namely the negative reinforcement 5 be connected with sleeve 6 disconnects at Nodes, through there being the negative reinforcement 4 running through steel pipe 1 inner chamber in described through hole 11, namely the negative reinforcement 4 of inner side is positioned at by the continuous through node area of the through hole 11 on steel pipe 1, this form of structure can reduce because on steel pipe 1 sidewall, the number of openings causes the weakening to steel pipe 1 bearing capacity more, can reduce again welding job amount, constructability and realization assemblingization simultaneously.
In order to reduce Site Welding workload, the biside plate of U-shaped steel 2 is connected with junction plate 7 by high-strength bolt 8, described junction plate 7 is connected with steel pipe 1 outer wall in steel core concrete column 14 by welding manner, preferred junction plate 7 is fillet welding with the welding manner of steel pipe 1 outer wall in steel core concrete column 14, be welded in factory and complete, and the base plate of U-shaped steel 2 adopts butt weld to be connected with steel pipe 1 outer wall.
The cross section of described steel pipe 1 is rectangle, circle or polygon, and the scope of application of this node is relatively wider, and steel pipe 1 does not disconnect, and reduces welding job amount.
Can existing techniques in realizing be passed through without the technical characteristic described in the utility model, not repeat them here.The utility model is not limited in above-mentioned detailed description of the invention, the change that those of ordinary skill in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also should belong to protection domain of the present utility model.
Claims (9)
1. a steel core concrete column and outsourcing U-shaped steel-concrete combination beam connected node, it is characterized in that: it comprises internal partition, described internal partition is provided with pouring hole and air-vent, described internal partition is positioned at steel pipe and corresponding position, U-shaped steel sole plate position, and the periphery of internal partition welds with steel pipe inner wall; In described steel pipe along the opposite end of compound beam length direction respectively correspondence be provided with through hole and sleeve, described sleeve welds with the outer wall of steel pipe, and the center line of described through hole and sleeve is horizontal plane altogether, and sleeve is symmetricly set on the both sides of through hole.
2. steel core concrete column according to claim 1 and outsourcing U-shaped steel-concrete combination beam connected node, is characterized in that: described sleeve is connected with the end thread of negative reinforcement, through there being the negative reinforcement running through steel pipe inner chamber in described through hole.
3. steel core concrete column according to claim 2 and outsourcing U-shaped steel-concrete combination beam connected node, is characterized in that: the center line of described through hole and sleeve overlaps with the center line of negative reinforcement.
4. steel core concrete column according to claim 3 and outsourcing U-shaped steel-concrete combination beam connected node, it is characterized in that: the biside plate of described U-shaped steel is connected with junction plate by high-strength bolt, and described junction plate is connected with the outer wall of steel pipe in steel core concrete column by welding manner.
5. steel core concrete column according to claim 4 and outsourcing U-shaped steel-concrete combination beam connected node, is characterized in that: the welding manner of the outer wall of steel pipe in described junction plate and steel core concrete column is fillet welding.
6. steel core concrete column according to claim 5 and outsourcing U-shaped steel-concrete combination beam connected node, it is characterized in that: in four limits of described internal partition, three adjacent limits adopt with steel pipe inner wall is with the butt weld of groove to be connected, and remains a limit and adopts fusing to chew electroslag welding with steel pipe inner wall to be connected.
7. steel core concrete column according to claim 6 and outsourcing U-shaped steel-concrete combination beam connected node, is characterized in that: described U-shaped steel sole plate and outer wall of steel pipe adopt butt weld to be connected.
8. steel core concrete column according to claim 7 and outsourcing U-shaped steel-concrete combination beam connected node, is characterized in that: the welding manner that described sleeve and outer wall of steel pipe adopt is that part through welding and corner connection are combined and welded.
9. steel core concrete column according to claim 8 and outsourcing U-shaped steel-concrete combination beam connected node, is characterized in that: the cross section of described steel pipe is rectangle, circle or polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520409888.4U CN204781356U (en) | 2015-06-15 | 2015-06-15 | Steel core concrete column and outsourcing U -shaped steel -concrete composite beam connected node |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520409888.4U CN204781356U (en) | 2015-06-15 | 2015-06-15 | Steel core concrete column and outsourcing U -shaped steel -concrete composite beam connected node |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965053A (en) * | 2017-11-21 | 2018-04-27 | 华北水利水电大学 | The frame structure and its construction method of a kind of column and linking beam combined earthquake-resistant |
| CN108166629A (en) * | 2018-01-15 | 2018-06-15 | 福州大学 | A kind of detachable assembling type steel core concrete column-connected mode and its construction method |
| CN112031158A (en) * | 2020-09-03 | 2020-12-04 | 黄淮学院 | Precast concrete building structure with shock-absorbing characteristic |
-
2015
- 2015-06-15 CN CN201520409888.4U patent/CN204781356U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965053A (en) * | 2017-11-21 | 2018-04-27 | 华北水利水电大学 | The frame structure and its construction method of a kind of column and linking beam combined earthquake-resistant |
| CN108166629A (en) * | 2018-01-15 | 2018-06-15 | 福州大学 | A kind of detachable assembling type steel core concrete column-connected mode and its construction method |
| CN112031158A (en) * | 2020-09-03 | 2020-12-04 | 黄淮学院 | Precast concrete building structure with shock-absorbing characteristic |
| CN112031158B (en) * | 2020-09-03 | 2021-09-21 | 黄淮学院 | Precast concrete building structure with shock-absorbing characteristic |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160615 |