CN202925762U - Novel reinforced concrete superposed beam - Google Patents

Novel reinforced concrete superposed beam Download PDF

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Publication number
CN202925762U
CN202925762U CN 201220638953 CN201220638953U CN202925762U CN 202925762 U CN202925762 U CN 202925762U CN 201220638953 CN201220638953 CN 201220638953 CN 201220638953 U CN201220638953 U CN 201220638953U CN 202925762 U CN202925762 U CN 202925762U
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CN
China
Prior art keywords
steel
reinforced concrete
flange
termination
welded
Prior art date
Application number
CN 201220638953
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Chinese (zh)
Inventor
张磊
金晓飞
王玉银
王庆贺
范峰
杨晓杰
孙建运
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中国建筑股份有限公司
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Priority to CN 201220638953 priority Critical patent/CN202925762U/en
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Publication of CN202925762U publication Critical patent/CN202925762U/en

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Abstract

The utility model relates to a novel reinforced concrete superposed beam. The reinforced concrete superposed beam consists of a main body beam segment steel reinforcement skeleton, concrete and two independent structural steel beam end heads, wherein the steel beam end heads are wedge-shaped and are located at two ends of the reinforced concrete superposed beam, two inclined planes of the wedges are oppositely arranged, the main body beam segment steel reinforcement skeleton is bridged on the two structural steel beam end heads and in welding connection with the two structural steel beam end heads to form a stiff skeleton, and the stiff skeleton is integrally casted by the concrete to form the reinforced concrete superposed beam. The novel reinforced concrete superposed beam has the advantages of convenience in connection of a steel column and a combined column, good fireproof performance, good whole performance and the like and can be widely applied to a multi-rise, high-layer or super-high-rise frame structure.

Description

A kind of Novel reinforced concrete superposed beam

Technical field

The utility model relates to a kind of building unit, particularly a kind of beam.

Background technology

Usually adopt steel structure column and combining structure post (as steel core concrete column and profile steel concrete column) at multilayer, high level and super highrise building center trestle, Vierendeel girder adopts steel-concrete composite beam and normal reinforced concrete beam usually.

Steel-concrete composite beam has the advantages such as easy construction, speed of application is fast, bearing capacity is high, span ability is strong, and steel using amount is large, structural cost is high and needs adopt the shortcomings such as suitable flameproof protection measure but also exist; Though adopt cast-in-situ concrete beam to have the advantages such as fire resistance is good, structural cost is low, but exist from the shortcoming such as great, that the situ wet workload is large, speed of application is slow and there are complex structure in concrete beam and steel structure column and combining structure column jointing gusset, and difficulty of construction is large.

Given this, seek a kind of construction and construction cost low, and be connected easy beam form with steel column or combining structure post.

The utility model content

The purpose of this utility model is to provide a kind of Novel reinforced concrete superposed beam, solve existing steel-concrete combination beam steel using amount large, build and later maintenance cost high, and common reinforced concrete beam in construction with the technical problem of steel column or coupled column connected node complexity.

For achieving the above object, the utility model adopts following technical scheme:

A kind of Novel reinforced concrete superposed beam, described Reinforced Concrete Composite Beams independently is comprised of the section steel beam termination body pillar section cage of reinforcement, concrete and two, described section steel beam termination is wedge shape, it is positioned at the two ends of Reinforced Concrete Composite Beams, two inclined-planes of wedge shape are oppositely arranged, by being welded to connect the formation stiff skeleton, described stiff skeleton integral body is formed Reinforced Concrete Composite Beams by concreting to described body pillar section cage of reinforcement frame two section steel beam terminations and with it.

Described section steel beam termination is welded by top flange, bottom flange and web, and itself and the junction cutting of body pillar section cage of reinforcement are the inclined-plane.

Described body pillar section cage of reinforcement is comprised of the vertical muscle in tensile region, pressure zone reinforcing bar, stirrup and waist muscle, wherein, the two ends of the vertical muscle in described tensile region are welded on the bottom flange of section steel beam termination, the two ends of described pressure zone reinforcing bar are stretched in the section steel beam termination, the waist muscle of end is welded on the soffit of the top flange of section steel beam termination, and the bottom flange of the stirrup of end and section steel beam termination is welded to connect.

The cross section of described body pillar section is U-shaped.

Described web and top flange and angle, bottom flange are welded with stiffener.

All be welded with the shearing resistance peg on described web, top flange and bottom flange.

Described shearing resistance peg is the socket cap peg.

Compared with prior art the utlity model has following characteristics and beneficial effect:

The utility model is converted into type of attachment complicated between reinforced concrete beam and steel column the type of attachment of simple steel work by the section steel beam termination is set at beam-ends, improves the reliability that node connects, and simplifies construction technology, improves efficiency of construction.

Superposed beam of the present utility model has been strengthened the snap-in force of section steel beam termination and body pillar section by wedge shape is arranged in the section steel beam termination, and with respect to the section steel beam termination of rectangle, the superposed beam globality that the utility model forms is better.

The utility model is made as U-shaped cross section in advance with the main paragraph of Reinforced Concrete Composite Beams, when being convenient to lift, can strengthen being connected of superposed beam and superimposed sheet.

The utility model is compared with common steel-concrete combination beam, has reduced steel using amount, and the construction cost of reduction and later maintenance cost are concrete simultaneously because the surface that contacts with air is most of, can greatly improve the anticorrosion and fire resistance property of structure itself.

The utility model can be widely used in multilayer, high level and Super High frame construction.

Description of drawings

The utility model is described in more detail below in conjunction with accompanying drawing.

Fig. 1 is the utility model structural representation.

Fig. 2 is the A-A sectional view in Fig. 1.

Fig. 3 is the B-B sectional view in Fig. 1.

Fig. 4 is the C-C sectional view in Fig. 1.

Fig. 5 is the D-D sectional view in Fig. 1.

Fig. 6 is superposed beam and superimposed sheet combining structure sectional view.

Fig. 7 is superposed beam and Bars In Poured Concrete Slab combining structure sectional view.

Fig. 8 is the combining structure schematic diagram that superposed beam, plate and steel column form.

Fig. 9 is the combining structure schematic diagram that superposed beam, plate and steel-concrete column forms.

Figure 10 is the combining structure schematic diagram that superposed beam, plate and steel core concrete column form.

Reference numeral: 1-section steel beam termination, 1.1-top flange, 1.2-web, 1.3-bottom flange, 2-shearing resistance peg, the vertical muscle in 3-tensile region, 4-stirrup, 5-waist muscle, 6-pressure zone reinforcing bar, 7-stiffener, 8-concrete, 9-superimposed sheet, 11-steel column, 12-profile steel concrete column, 13-steel core concrete column, 14-Bars In Poured Concrete Slab.

The specific embodiment

Embodiment is extremely shown in Figure 5 referring to Fig. 1, a kind of Novel reinforced concrete superposed beam, described Reinforced Concrete Composite Beams independently is comprised of the section steel beam termination body pillar section cage of reinforcement, concrete eight and two, described section steel beam termination is wedge shape, it is positioned at the two ends of Reinforced Concrete Composite Beams, two inclined-planes of wedge shape are oppositely arranged, by being welded to connect the formation stiff skeleton, described stiff skeleton integral body is built the formation Reinforced Concrete Composite Beams by concrete eight to described body pillar section cage of reinforcement frame two section steel beam terminations and with it.Described section steel beam termination is welded by top flange 1.1, bottom flange 1.3 and web 1.2, and itself and the junction cutting of body pillar section cage of reinforcement are the inclined-plane.Described body pillar section cage of reinforcement is comprised of the vertical muscle 3 in tensile region, pressure zone reinforcing bar 6, stirrup 4 and waist muscle 5, wherein, the two ends of the vertical muscle 3 in described tensile region are welded on the bottom flange 1.3 of section steel beam termination 1, the two ends of described pressure zone reinforcing bar 6 are stretched in the section steel beam termination, the waist muscle 5 of end is welded on the soffit of the top flange 1.1 of section steel beam termination, and the stirrup 4 of end is welded to connect with the bottom flange 1.3 of section steel beam termination.The cross section of described body pillar section is U-shaped.Described web 1.2 and top flange 1.1 and 1.3 angles, bottom flange are welded with stiffener 7.All be welded with shearing resistance peg 2 on described web 1.2, top flange 1.1 and bottom flange 1.3.Described shearing resistance peg 2 is the socket cap peg.

The first of the present utility model is used referring to Fig. 6, is the beam and slab structure of Reinforced Concrete Composite Beams and superimposed sheet 9 formation.

The second of the present utility model is used referring to Fig. 7, is the beam and slab structure of Reinforced Concrete Composite Beams and Bars In Poured Concrete Slab 14 formation.

Of the present utility model the third used referring to Fig. 8, is the frame construction of Reinforced Concrete Composite Beams, Bars In Poured Concrete Slab 14 and steel column 11 formation.

The 4th kind of application of the present utility model is the frame construction of Reinforced Concrete Composite Beams, Bars In Poured Concrete Slab 14 and profile steel concrete column 12 formation referring to Fig. 9.

The 5th kind of application of the present utility model is the frame construction of Reinforced Concrete Composite Beams, Bars In Poured Concrete Slab 14 and steel core concrete column 13 formation referring to Figure 10.

These are only that the of the present utility model several typical case who simply enumerates uses and non exhaustive, protection domain of the present utility model is not limited to this, and all improvement and accommodations of carrying out on the utility model description technique scheme basis all belong to protection domain of the present utility model.

Implementation method of the present utility model:

Step 1 is with top flange 1.1, web 1.2 and bottom flange 1.3 and stiffener 7 welding fabrication girder steel joints;

Step 2, welding shearing resistance peg 2 on top flange 1.1, web 1.2 and the bottom flange 1.3 of section steel beam joint, the 1.1 soffits welding waist muscle 5 in the i iron top flange, welding tensile region reinforcing bar 3 on i iron bottom flange 1.3, welding end stirrup 4 on the i iron bottom flange, stirrup 4 at span centre colligation middle part, thus the making of steel-concrete composite beam stiff skeleton completed;

Step 3 is carried out factory's formwork, fluid concrete 8 on this basis, and maintenance reaches design strength, has namely completed the making of the beam prefabricated part of this novel steel-concrete; Step 4, transport the prefabricated steel-concrete composite beam skeleton to job site, layout pressure zone reinforcing bar 6 is welded to connect with steel corbel or bolt is connected or the bolt weldering mixes connection, after this just Shear Behavior of R. c. Laminated Slabs can be installed on beam, carry out the concrete cast of superimposed sheet in-situ layer.

Claims (7)

1. Novel reinforced concrete superposed beam, it is characterized in that: described Reinforced Concrete Composite Beams independently is comprised of the section steel beam termination body pillar section cage of reinforcement, concrete (8) and two, described section steel beam termination is wedge shape, it is positioned at the two ends of Reinforced Concrete Composite Beams, two inclined-planes of wedge shape are oppositely arranged, by being welded to connect the formation stiff skeleton, described stiff skeleton integral body is built the formation Reinforced Concrete Composite Beams by concrete (8) to described body pillar section cage of reinforcement frame two section steel beam terminations and with it.
2. Novel reinforced concrete superposed beam according to claim 1 is characterized in that: described section steel beam termination is welded by top flange (1.1), bottom flange (1.3) and web (1.2), and itself and the junction cutting of body pillar section cage of reinforcement are the inclined-plane.
3. Novel reinforced concrete superposed beam according to claim 1, it is characterized in that: described body pillar section cage of reinforcement is by the vertical muscle (3) in tensile region, pressure zone reinforcing bar (6), stirrup (4) and waist muscle (5) form, wherein, the two ends that muscle (3) is indulged in described tensile region are welded on the bottom flange (1.3) of section steel beam termination (1), the two ends of described pressure zone reinforcing bar (6) are stretched in the section steel beam termination, the waist muscle (5) of end is welded on the soffit of the top flange (1.1) of section steel beam termination, the stirrup of end (4) is welded to connect with the bottom flange (1.3) of section steel beam termination.
4. Novel reinforced concrete superposed beam according to claim 1, it is characterized in that: the cross section of described body pillar section is U-shaped.
5. Novel reinforced concrete superposed beam according to claim 1, it is characterized in that: described web (1.2) and top flange (1.1) and angle, bottom flange (1.3) are welded with stiffener (7).
6. Novel reinforced concrete superposed beam according to claim 1, is characterized in that: all be welded with shearing resistance peg (2) on described web (1.2), top flange (1.1) and bottom flange (1.3).
7. Novel reinforced concrete superposed beam according to claim 6, it is characterized in that: described shearing resistance peg (2) is the socket cap peg.
CN 201220638953 2012-11-28 2012-11-28 Novel reinforced concrete superposed beam CN202925762U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220638953 CN202925762U (en) 2012-11-28 2012-11-28 Novel reinforced concrete superposed beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220638953 CN202925762U (en) 2012-11-28 2012-11-28 Novel reinforced concrete superposed beam

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CN202925762U true CN202925762U (en) 2013-05-08

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104110097A (en) * 2014-06-30 2014-10-22 湖北弘毅建设有限公司 End-enhanced steel-reinforced concrete superposed beam
CN104294917A (en) * 2014-10-23 2015-01-21 湖北弘毅钢结构工程有限公司 Safe and convenient connection structure for precast reinforced concrete beam and steel pipe column
CN106320607A (en) * 2016-08-10 2017-01-11 天津大学建筑设计研究院 Manufacturing method of assembly type prefabricated superposed beam with steel structure connection joints
CN106988483A (en) * 2017-06-05 2017-07-28 姚芳辉 A kind of assembled steel reinforced Concrete U Vierendeel girder and its construction method
CN108518021A (en) * 2018-04-27 2018-09-11 上海泰大建筑科技有限公司 Assembled steel concrete composite beam and its construction method
CN110409611A (en) * 2018-05-17 2019-11-05 东北林业大学 A kind of novel prefabricated assembled concrete beam section steel connecting node

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104110097A (en) * 2014-06-30 2014-10-22 湖北弘毅建设有限公司 End-enhanced steel-reinforced concrete superposed beam
CN104294917A (en) * 2014-10-23 2015-01-21 湖北弘毅钢结构工程有限公司 Safe and convenient connection structure for precast reinforced concrete beam and steel pipe column
CN106320607A (en) * 2016-08-10 2017-01-11 天津大学建筑设计研究院 Manufacturing method of assembly type prefabricated superposed beam with steel structure connection joints
CN106988483A (en) * 2017-06-05 2017-07-28 姚芳辉 A kind of assembled steel reinforced Concrete U Vierendeel girder and its construction method
CN106988483B (en) * 2017-06-05 2018-05-08 姚芳辉 A kind of assembled steel reinforced Concrete U Vierendeel girder and its connection steelframe
CN108457421A (en) * 2017-06-05 2018-08-28 姚芳辉 A kind of assembled steel reinforced Concrete U Vierendeel girder and its construction method
CN108457421B (en) * 2017-06-05 2020-05-19 姚芳辉 Manufacturing die and manufacturing method of assembled reinforced concrete U-shaped frame beam
CN108518021A (en) * 2018-04-27 2018-09-11 上海泰大建筑科技有限公司 Assembled steel concrete composite beam and its construction method
CN110409611A (en) * 2018-05-17 2019-11-05 东北林业大学 A kind of novel prefabricated assembled concrete beam section steel connecting node

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