CN203742000U - U-shaped-steel-concrete composite beam and rectangular concrete filled steel tubular column joint assembly - Google Patents
U-shaped-steel-concrete composite beam and rectangular concrete filled steel tubular column joint assembly Download PDFInfo
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- CN203742000U CN203742000U CN201420135032.8U CN201420135032U CN203742000U CN 203742000 U CN203742000 U CN 203742000U CN 201420135032 U CN201420135032 U CN 201420135032U CN 203742000 U CN203742000 U CN 203742000U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 127
- 239000010959 steel Substances 0.000 title claims abstract description 127
- 239000004567 concrete Substances 0.000 title claims abstract description 66
- 239000002131 composite material Substances 0.000 title claims abstract description 21
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 62
- 238000005192 partition Methods 0.000 claims abstract description 25
- 239000000203 mixture Substances 0.000 description 6
- 230000002787 reinforcement Effects 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 239000004574 high-performance concrete Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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Abstract
The utility model discloses a U-shaped-steel-concrete composite beam and rectangular concrete filled steel tubular column joint assembly, and relates to a concrete filled steel tubular column joint assembly. The U-shaped-steel-concrete composite beam and rectangular concrete filled steel tubular column joint assembly solves the problems that an existing joint connecting mode is unreasonable, the bearing force of a joint is over low, the ductility and the energy-dissipating capacity of a joint core area are insufficient, and the joint is damaged before other components. According to the U-shaped-steel-concrete composite beam and rectangular concrete filled steel tubular column joint assembly, a first rectangular steel tube, a second rectangular steel tube and a third rectangular steel tube are sequentially arranged from top to bottom, partition plates in the joint area are fixedly arranged between the second rectangular steel tube and the third rectangular steel tube, a reinforcing ring of the joint area is fixedly arranged between the first rectangular steel tube and the second rectangular steel tube, four U-shaped steel beams are evenly distributed on the four outer end faces of the second rectangular steel tube, a plurality of joint area inserting plates are arranged in the shape of # and arranged on the reinforcing ring of the joint area, a rebar is inserted in each joint area inserting plate, and concrete is poured in each U-shaped steel beam and on the upper portion of each U-shaped steel beam. The U-shaped-steel-concrete composite beam and rectangular concrete filled steel tubular column joint assembly is applicable to constructional engineering.
Description
Technical field
The utility model relates to a kind of node component of steel core concrete column, is specifically related to the node component of a kind of U-shaped steel-concrete composite beam and rectangular steel-tube concrete column, belongs to building structure technology field.
Background technology
U-shaped steel-concrete composite beam is a kind of new structural members, with the i shaped cross section steel in U-shaped steel replacement conventional composite beam, can significantly improve the resistance to overturning of compound beam fire resistance, bending rigidity and compound beam hogging moment area, therefore, in Practical Project, there is vast potential for future development.At present, rectangular steel-tube concrete column gets a lot of applications in Practical Project, and concrete-filled rectangular steel tube can significantly reduce steel using amount with respect to clean steel member, reduces structural cost, improves the anti-fiery ability of steel member simultaneously; The relatively traditional reinforced concrete member of concrete-filled rectangular steel tube can reduce sectional dimension of members, increase building usage space, steel pipe can be used as the template of concreting simultaneously, save formwork and the form removal operation of reinforced concrete member, significantly improved the speed of application of structure.Structural system center trestle adopts concrete-filled rectangular steel tube, and when Vierendeel girder adopts U-shaped steel-concrete composite beam, relating to a kind of new node connection is the node of U-shaped steel-concrete composite beam and rectangular steel-tube concrete column.Because combined joint bears larger hogging moment, at the top of compound beam configuration reinforcement, wear reinforcing bar if offer hole on steel pipe, will weaken the bearing capacity of steel pipe, wear at the construction field (site) reinforcing bar also more difficult simultaneously; If reinforcing ring connecting reinforcement is set, be used for the reinforcing ring of connecting reinforcement and the distance of top flange too near, easily cause concreting leakiness, cause the bearing capacity of Nodes and energy dissipation capacity to reduce, make to connect too early appearance and destroy.
Utility model content
The purpose of this utility model is that the connected mode in order to solve existing node is unreasonable, cause the bearing capacity of node too low, the ductility of joint cores and energy dissipation capacity deficiency, make the problem of node prior to other component damages, and then the node component of a kind of U-shaped steel-concrete composite beam and rectangular steel-tube concrete column is provided.
The technical solution of the utility model is: the node component of U-shaped steel-concrete composite beam and rectangular steel-tube concrete column, it comprises
The first rectangular steel pipe, the second rectangular steel pipe, the 3rd rectangular steel pipe, node area internal partition, node area reinforcing ring, four U-shaped girder steels, polylith concrete slab, multiple node area plates and the many piece reinforcing bars identical with plate quantity, the first rectangular steel pipe, the second rectangular steel pipe and the 3rd rectangular steel pipe from top to bottom set gradually, node area internal partition is fixedly installed between the second rectangular steel pipe and the 3rd rectangular steel pipe, node area reinforcing ring is arranged between the first rectangular steel pipe and the second rectangular steel pipe, four U-shaped girder steels are arranged on four outer faces of the second rectangular steel pipe, and described four U-shaped girder steels are clipped on the second rectangular steel pipe outer face between node area internal partition and node area reinforcing ring, multiple node area plates are groined type and are arranged on node area reinforcing ring, each node area plate interpolation connects a reinforcing bar, and the bearing of trend of described reinforcing bar and U-shaped girder steel arrange in the same way, concreting plate on every U-shaped girder steel.
The utility model compared with prior art has following effect:
The node component that the utility model is a kind of reasonable stress, simple structure, easy construction, commercial process is high, sleeved cross plate connecting reinforcement is with in employing, replace traditional steel pipe perforate to wear reinforcing bar or the force mode that is subject to of external partition connecting reinforcement has been set, when not weakening steel tube section, effectively ensure the concrete pouring quality of node area, made node can reach the bearing capacity of expection.U-shaped steel top flange adopts reinforcing ring to be connected with steel core concrete column, ensures that the internal force of top flange effectively passes to rectangular steel-tube concrete column, ensures the perforation of inner concreting simultaneously, and quality can be guaranteed; The bottom flange of U-shaped steel adopts internal partition to be connected with steel core concrete column, and bottom flange adopts the type of attachment of internal partition, and architectural effect is good, and column section is outside without too much exposed parts, is easy to building finishing.
U-shaped steel of the present utility model top flange is born larger pulling force conventionally, adopt reinforcing ring to be connected with node, ensure effective transmission of load, bottom flange is mainly born pressure and can be adopted internal partition to be connected with node, can effectively ensure the concrete pouring quality of node area, node is had compared with high-bearing capacity, avoid node and occur destroying prior to other members.
The utility model also has following advantages:
1. power transmission is clear and definite, ensures that the load on U-shaped steel-concrete composite beam effectively passes to concrete-filled rectangular steel tube.
2. at Nodes, reinforcing steel bar connecting sleeve tube is set, has avoided directly wearing in steel duct the problem of reinforcing bar difficulty, ensure the concrete pouring quality of intra-node simultaneously.
3. node area bottom arranges interior ring, top arranges outer shroud, and concreting is convenient, can ensure the concrete pouring quality of node area, has good architectural effect simultaneously.
Brief description of the drawings
Fig. 1 overall structure schematic diagram of the present utility model.Fig. 2 is the top view under node area reinforcing ring, multiple node area plate 7 and Duo Gen reinforcing bar connection status; Fig. 3 is the structural representation of node area reinforcing ring; Fig. 4 is the structural representation of node area internal partition.
Detailed description of the invention
Detailed description of the invention one: present embodiment is described in conjunction with Fig. 1-Fig. 4, the node component of present embodiment U-shaped steel-concrete composite beam and rectangular steel-tube concrete column, it comprises the first rectangular steel pipe 1, the second rectangular steel pipe 2, the 3rd rectangular steel pipe 3, node area internal partition 4, node area reinforcing ring 5, four U-shaped girder steels 6, polylith concrete slab 9, multiple node area plates 7 and the many piece reinforcing bars 8 identical with plate 7 quantity, the first rectangular steel pipe 1, the second rectangular steel pipe 2 and the 3rd rectangular steel pipe 3 from top to bottom set gradually, node area internal partition 4 is fixedly installed between the second rectangular steel pipe 2 and the 3rd rectangular steel pipe 3, node area reinforcing ring 5 is fixedly installed between the first rectangular steel pipe 1 and the second rectangular steel pipe 2, four U-shaped girder steels 6 are arranged on four outer faces of the second rectangular steel pipe 2, and described four U-shaped girder steels 6 are clipped on the second rectangular steel pipe 2 outer faces between node area internal partition 4 and node area reinforcing ring 5, multiple node area plates 7 are groined type and are arranged on node area reinforcing ring 5, in each node area plate 7, be fitted with a reinforcing bar 8, and the bearing of trend of described reinforcing bar 8 and U-shaped girder steel 6 arrange in the same way, concreting plate 9 on every U-shaped girder steel 6.
The edge of a wing in the utility model on width and the U-shaped girder steel 6 at mentioned node area reinforcing ring 5 two ends is wide.So arrange, be convenient to realize U-shaped beam two wing plates and be connected by force with reinforcing ring realization etc., ensure that the internal force of beam effectively passes to node.
The steel pipe that the first rectangular steel pipe 1 of the present utility model, the second rectangular steel pipe 2 and the 3rd rectangular steel pipe 3 all adopt rolled steel tube or welding to make.So arrange, be convenient to manufacture, cost-saving, the while can ensure the intensity of the utility model node component, extends the application life of node component.
U-shaped girder steel 6 of the present utility model is by steel plate rolling or be welded.Be convenient to manufacture, cost-saving.
The second rectangular steel pipe 2 of the present utility model, the 3rd rectangular steel pipe 3, U-shaped girder steel 6, node area internal partition 4, node area reinforcing ring 5 and node area plate 7 all adopt Q235 steel or Q345 steel or Q390 steel or Q420 steel to make.Be convenient to ensure the working strength of node component.
Reinforcing bar 9 of the present utility model can adopt HRB235 reinforcing bar, HRB335 reinforcing bar, HRB400 reinforcing bar or RRB400 reinforcing bar one wherein.Be convenient to draw materials.
Concrete slab 9 of the present utility model is ordinary concrete or light weight aggregate concrete or high performance concrete, and strength grade is C30-C80.So arrange, meet actual needs.
Detailed description of the invention two: present embodiment is described in conjunction with Fig. 1 and Fig. 2, each node area plate 7 of present embodiment includes plate body 7-1 and two and is threaded circular sleeve 7-2, the two ends of plate body 7-1 are respectively equipped with one and are threaded circular sleeve 7-2, and described in be threaded circular sleeve 7-2 along the setting of plate body 7-1 length direction.So arrange, be convenient to be threaded being connected of circular sleeve 7-2 and reinforcing bar 8, constructability joint connection in site, quickening speed of application.Other composition and annexation are identical with detailed description of the invention one.
Detailed description of the invention three: in conjunction with Fig. 1 and Fig. 2, present embodiment is described, is threaded connection between each node area plate 7 of present embodiment and a reinforcing bar 8.So arrange, be convenient to installation and removal.Other composition and annexation are identical with detailed description of the invention one or two.
Detailed description of the invention four: in conjunction with Fig. 1 and Fig. 4, present embodiment is described, the node area internal partition 4 of present embodiment is rectangle node area internal partition, and the centre of described rectangle node area internal partition is provided with circular hole 4-1.So arrange, be convenient to cooperatively interact with the first rectangular steel pipe 1, the second rectangular steel pipe 2 and the 3rd rectangular steel pipe 3, circular hole 4-1 is convenient to concrete building, and ensures pouring quality.Other composition and annexation are identical with detailed description of the invention one or three.
Detailed description of the invention five: in conjunction with Fig. 1 and Fig. 3, present embodiment is described, the node area reinforcing ring 5 of present embodiment is rectangle node area reinforcing ring, and the middle part of described rectangle node area reinforcing ring has rectangular opening 5-1.So arrange, the concrete of being convenient to build passes through in rectangular opening 5-1, ensures the concrete pouring quality of node area.Other composition and annexation are identical with detailed description of the invention one or four.
Detailed description of the invention six: in conjunction with Fig. 3, present embodiment is described, is respectively equipped with an arc groove 5-2 on four lateral surfaces of the rectangle node area reinforcing ring of present embodiment.So arrange, be convenient to reduce internal force on U-shaped steel wing plate and in the time that reinforcing ring transmits, occur that stress is concentrated, effectively ensure the concrete pouring quality in reinforcing ring bottom simultaneously.Other composition and annexation are identical with detailed description of the invention five.
Detailed description of the invention seven: in conjunction with Fig. 3, present embodiment is described, the rectangle node area reinforcing ring outer between every adjacent two arc groove 5-2 of present embodiment is a stairstepping reinforcing ring.So arrange, can reduce reinforcing ring rolled steel dosage, arc-shaped slot is set simultaneously and is convenient to concrete building.Other composition and annexation are identical with detailed description of the invention six.
Operating principle of the present utility model is:
In factory, first welding node district plate 7, after node area plate 7 end flutings, welding is threaded circular sleeve 7-2, then process the first rectangular steel pipe 1, the second rectangular steel pipe 2 and the 3rd rectangular steel pipe 3, on the first rectangular steel pipe 1, offer notch and embed node area plate 7, node area plate 7 adopts fillet weld to be connected with the first rectangular steel pipe 1; Adopt butt weld or fillet weld to be connected the first rectangular steel pipe 1 and node area reinforcing ring 5; After this adopt butt weld or fillet weld to be connected the second rectangular steel pipe 2 and node area reinforcing ring 5; The second rectangular steel pipe 2 bottoms adopt butt weld or fillet weld to be connected with node area internal partition 4; The 3rd rectangular steel pipe 3 adopts butt weld or fillet weld to be connected with node area internal partition 4; Finally weld U-shaped girder steel 6, the top flange of U-shaped girder steel 6 adopts butt weld to be connected with node area reinforcing ring 5, the bottom flange of U-shaped girder steel 6 adopts butt weld to be connected with internal partition, and the web of U-shaped girder steel 6 adopts fillet weld or butt weld to be connected with the second rectangular steel pipe 2.At the construction field (site), by screwed reinforcing bar 9 be threaded circular sleeve 7-2 and be connected, finally build the concrete of the first rectangular steel pipe 1, the second rectangular steel pipe 2, the 3rd rectangular steel pipe 3 and U-shaped girder steel 6 inside, after hardening of concrete, form stiff assembly node, beam-ends load effectively can be passed to rectangular steel-tube concrete column.
Claims (6)
1. the node component of a U-shaped steel-concrete composite beam and rectangular steel-tube concrete column, it is characterized in that: it comprises the first rectangular steel pipe (1), the second rectangular steel pipe (2), the 3rd rectangular steel pipe (3), node area internal partition (4), node area reinforcing ring (5), four U-shaped girder steels (6), polylith concrete slab (9), multiple node area plates (7) and the many piece reinforcing bars (8) identical with plate (7) quantity, the first rectangular steel pipe (1), the second rectangular steel pipe (2) and the 3rd rectangular steel pipe (3) from top to bottom set gradually, node area internal partition (4) is fixedly installed between the second rectangular steel pipe (2) and the 3rd rectangular steel pipe (3), node area reinforcing ring (5) is fixedly installed between the first rectangular steel pipe (1) and the second rectangular steel pipe (2), four U-shaped girder steels (6) are arranged on four outer faces of the second rectangular steel pipe (2), and described four U-shaped girder steels (6) are arranged on the second rectangular steel pipe (2) outer face between node area internal partition (4) and node area reinforcing ring (5), multiple node area plates (7) are groined type and are arranged on node area reinforcing ring (5), in each node area plate (7), be fitted with a reinforcing bar (8), and the bearing of trend of described reinforcing bar (8) and U-shaped girder steel (6) arrange in the same way, the upper concreting plate (9) of every U-shaped girder steel (6).
2. the node component of U-shaped steel-concrete composite beam according to claim 1 and rectangular steel-tube concrete column, it is characterized in that: described each node area plate (7) includes plate body (7-1) and two and is threaded circular sleeve (7-2), the two ends of plate body (7-1) are respectively equipped with one and are threaded circular sleeve (7-2), and described in be threaded circular sleeve (7-2) along the setting of plate body (7-1) length direction.
3. the node component of U-shaped steel-concrete composite beam according to claim 2 and rectangular steel-tube concrete column, is characterized in that: between described each node area plate (7) and a reinforcing bar (8), be threaded connection.
4. according to the U-shaped steel-concrete composite beam described in claim 1 or 3 and the node component of rectangular steel-tube concrete column, it is characterized in that: described node area internal partition (4) is rectangle node area internal partition, and the centre of described rectangle node area internal partition is provided with circular hole (4-1).
5. the node component of U-shaped steel-concrete composite beam according to claim 4 and rectangular steel-tube concrete column, it is characterized in that: described node area reinforcing ring (5) is rectangle node area reinforcing ring, and the middle part of described rectangle node area reinforcing ring has rectangular opening (5-1).
6. the node component of U-shaped steel-concrete composite beam according to claim 5 and rectangular steel-tube concrete column, is characterized in that: on four lateral surfaces of described rectangle node area reinforcing ring, be respectively equipped with an arc groove (5-2).
Priority Applications (1)
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CN201420135032.8U CN203742000U (en) | 2014-03-24 | 2014-03-24 | U-shaped-steel-concrete composite beam and rectangular concrete filled steel tubular column joint assembly |
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CN201420135032.8U CN203742000U (en) | 2014-03-24 | 2014-03-24 | U-shaped-steel-concrete composite beam and rectangular concrete filled steel tubular column joint assembly |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103821235A (en) * | 2014-03-24 | 2014-05-28 | 江苏中宝钢构有限公司 | Node assembly of U-shaped steel-concrete composite beam and rectangular steel tube concrete column |
CN104912197A (en) * | 2015-06-15 | 2015-09-16 | 山东建筑大学 | Connecting node for steel pipe concrete post and outside U-shaped steel and concrete composite beam |
CN104912196A (en) * | 2015-06-15 | 2015-09-16 | 山东建筑大学 | Connection joint of concrete filled steel tubular column and enclosed U-shaped steel concrete composite beam |
CN104947802A (en) * | 2015-06-15 | 2015-09-30 | 山东建筑大学 | Node for connecting concrete-filled steel tube column and external wrapping U-shaped steel concrete composite beam |
CN106906736A (en) * | 2017-03-10 | 2017-06-30 | 东南大学 | A kind of clad steel case performance of concrete column confined and girder steel are rigidly connected structural form and construction method |
CN108487047A (en) * | 2018-03-28 | 2018-09-04 | 东南大学 | A kind of rigid connection form of clad steel case-Combined concrete pier stud and steel box-girder |
US10626594B2 (en) | 2017-02-24 | 2020-04-21 | New World China Land Limited | Fabricated structural system and assembling method thereof |
CN111364624A (en) * | 2020-04-14 | 2020-07-03 | 重庆渝建实业集团股份有限公司 | Novel steel-concrete combined beam column joint |
-
2014
- 2014-03-24 CN CN201420135032.8U patent/CN203742000U/en not_active Expired - Fee Related
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103821235A (en) * | 2014-03-24 | 2014-05-28 | 江苏中宝钢构有限公司 | Node assembly of U-shaped steel-concrete composite beam and rectangular steel tube concrete column |
CN103821235B (en) * | 2014-03-24 | 2016-09-07 | 江苏中宝钢构有限公司 | U-shaped steel-concrete composite beam and the node component of rectangular steel-tube concrete column |
CN104912197A (en) * | 2015-06-15 | 2015-09-16 | 山东建筑大学 | Connecting node for steel pipe concrete post and outside U-shaped steel and concrete composite beam |
CN104912196A (en) * | 2015-06-15 | 2015-09-16 | 山东建筑大学 | Connection joint of concrete filled steel tubular column and enclosed U-shaped steel concrete composite beam |
CN104947802A (en) * | 2015-06-15 | 2015-09-30 | 山东建筑大学 | Node for connecting concrete-filled steel tube column and external wrapping U-shaped steel concrete composite beam |
US10626594B2 (en) | 2017-02-24 | 2020-04-21 | New World China Land Limited | Fabricated structural system and assembling method thereof |
CN106906736A (en) * | 2017-03-10 | 2017-06-30 | 东南大学 | A kind of clad steel case performance of concrete column confined and girder steel are rigidly connected structural form and construction method |
CN106906736B (en) * | 2017-03-10 | 2019-01-29 | 东南大学 | A kind of clad steel case performance of concrete column confined and girder steel rigid connection structural form and construction method |
CN108487047A (en) * | 2018-03-28 | 2018-09-04 | 东南大学 | A kind of rigid connection form of clad steel case-Combined concrete pier stud and steel box-girder |
CN108487047B (en) * | 2018-03-28 | 2020-06-09 | 东南大学 | Rigid connection structure of double-layer steel box-concrete combined pier column and steel box girder |
CN111364624A (en) * | 2020-04-14 | 2020-07-03 | 重庆渝建实业集团股份有限公司 | Novel steel-concrete combined beam column joint |
CN111364624B (en) * | 2020-04-14 | 2022-05-17 | 渝建实业集团股份有限公司 | Steel-concrete combined beam column joint |
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CF01 | Termination of patent right due to non-payment of annual fee |