CN203924364U - The prestressing force assembling frame structure node syndeton of additional angle steel - Google Patents

The prestressing force assembling frame structure node syndeton of additional angle steel Download PDF

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Publication number
CN203924364U
CN203924364U CN201420363486.0U CN201420363486U CN203924364U CN 203924364 U CN203924364 U CN 203924364U CN 201420363486 U CN201420363486 U CN 201420363486U CN 203924364 U CN203924364 U CN 203924364U
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CN
China
Prior art keywords
angle steel
reinforced concrete
column
steel
node
Prior art date
Application number
CN201420363486.0U
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Chinese (zh)
Inventor
韩建强
刘冉冉
廖永
付秀艳
丁阳
Original Assignee
河北联合大学
鹏达建设集团有限公司
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Application filed by 河北联合大学, 鹏达建设集团有限公司 filed Critical 河北联合大学
Priority to CN201420363486.0U priority Critical patent/CN203924364U/en
Application granted granted Critical
Publication of CN203924364U publication Critical patent/CN203924364U/en

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Abstract

A kind of prestressing force assembling frame structure node syndeton of additional angle steel, formed by prefabricated reinforced concrete column, precast reinforced concrete beam and angle steel three parts, at the beam column seam crossing high-strength grout cementation of fissures of precast reinforced concrete beam and prefabricated reinforced concrete column, form beam column integral node; Angle steel is installed at beam column integral node place, and the steel plate of described angle steel is provided with multiple angle steel installing holes, angle steel and beam column integral node is fixed with securing member by angle steel installing hole, forms the prestressing force assembling frame structure node syndeton of additional angle steel.Angle steel is arranged on bean column node place, and while especially there is earthquake under external force, angle steel on the corner occurs bending and deformation, and consumed energy simultaneously makes assembling frame structure in the time there is earthquake, can realize the effect of effective power consumption.

Description

The prestressing force assembling frame structure node syndeton of additional angle steel

Technical field

The utility model relates to the prestressing force assembling frame structure node syndeton of assembly concrete frame construction, particularly a kind of additional angle steel in a kind of civil engineering antidetonation field, is that a kind of novel pre-fabricated one node connects and power consumption technology.

Background technology

China is a multiple country of earthquake, and most areas is in the district that provides fortification against earthquakes.In Practical Project construction, assembling frame structure can reduce construction costs, accelerates speed of application, reduces resource consumption, reduces environment pollution.It is one of direction of Building Trade in China development.Because assembled steel tendon concrete frame structure node does not have new method for designing energy dissipation capacity slightly inadequate, especially energy dissipation ability is lower is one of principal element hindering its development always compared with cast-in-situ steel reinforced concrete frame construction.Develop new assembling frame structure node syndeton, make assembling frame structure consumed energy under geological process, the shock resistance that effectively improves building is problem demanding prompt solution.

Summary of the invention

While generation due to earthquake, the node strength of building structure and energy dissipation capacity are the important indicators of anti-seismic performance, in order to reduce earthquake to structural damage degree, the utility model, for the poor deficiency of prior art assembled steel tendon concrete frame structure node energy dissipation capacity, provides a kind of prestressing force assembling frame structure node syndeton of additional angle steel.The node angle steel of this structure rationally utilizes angle steel flexural deformation to carry out consumed energy, makes structure on the basis that ensures globality, realize the effectively effect of power consumption.Effectively improve the energy dissipation capacity of assembling frame structure under geological process.

Realize above-mentioned purpose by the following technical solutions:

A kind of prestressing force assembling frame structure node syndeton of additional angle steel, by prefabricated reinforced concrete column, precast reinforced concrete beam and angle steel three parts composition, precast reinforced concrete beam is by the vertical muscle of beam, beam stirrup, joist steel twisted wire built-in pipe, beam-ends angle steel built-in pipe and concrete form, prefabricated reinforced concrete column is by the vertical muscle of post, column tie-bar, post steel strand built-in pipe, post angle steel built-in pipe and concrete form, precast reinforced concrete beam is effectively connected by prestress wire with precast reinforced concrete beam post, at the beam column seam crossing high-strength grout cementation of fissures of precast reinforced concrete beam and prefabricated reinforced concrete column, form beam column integral node, angle steel is installed at beam column integral node place, and the steel plate of described angle steel is provided with multiple angle steel installing holes, angle steel and beam column integral node is fixed with securing member by angle steel installing hole, forms the prestressing force assembling frame structure node syndeton of additional angle steel.

Further, in described precast reinforced concrete beam, be arranged with many joist steel twisted wire built-in pipes and beam-ends angle steel built-in pipe in parallel.

Further, in described prefabricated reinforced concrete column, be arranged with many post steel strand built-in pipes and post angle steel built-in pipe in parallel.

Further, steel strand are un-bonded prestressed steel strands.

Adopt technique scheme, compared with prior art, thisthe angle steel of utility model is arranged on bean column node place, and while especially there is earthquake under external force, angle steel on the corner occurs bending and deformation, and simultaneously consumed energy can effectively improve the energy dissipation capacity of assembling frame structure node.Beam column of the present utility model and angle steel are by prefabrication.Can be used for newly-built engineering structures, also can be used for reinforcing and the improvement of building.Have construction simple, safe and reliable, save cost, durable in use and be easy to the advantages such as replacement, have broad application prospects.

Brief description of the drawings

Fig. 1 is the utility model syndeton schematic diagram.

Fig. 2 is upright schematic diagram of the utility model node angle steel.

Fig. 3 is the utility model node angle steel side elevation schematic diagram.

Fig. 4 is the precast reinforced coagulation top surface of the beam of the utility model schematic diagram.

Fig. 5 is the precast reinforced coagulation beam-ends of the utility model schematic cross-section.

Fig. 6 is the precast reinforced coagulation beam of the utility model normal section schematic diagram.

Fig. 7 is the positive elevational schematic view of the precast reinforced coagulation post of the utility model.

Fig. 8 is the precast reinforced coagulation column section of the utility model schematic diagram.

In figure: prefabricated reinforced concrete column 1, angle steel 2, precast reinforced concrete beam 3, bolt 4, steel strand built-in pipe 5, angle steel is installed built-in pipe 6, installation screw 7, beam-ends angle steel built-in pipe 8, joist steel twisted wire built-in pipe 9, beam stirrup 10, beam is indulged muscle 11, post angle steel built-in pipe 12, post steel strand built-in pipe 13, column tie-bar 14, post is indulged muscle 15.

Detailed description of the invention method

Below in conjunction with accompanying drawing and example, the utility model is described further.

Referring to accompanying drawing 1, the prestressing force assembling frame structure node syndeton of this additional angle steel is made up of prefabricated reinforced concrete column 1, precast reinforced concrete beam 3 and angle steel 2 three parts.Concrete structure is shown in Fig. 1-8.

See Fig. 4, Fig. 5 and Fig. 6, precast reinforced concrete beam 3 is by beam-ends angle steel built-in pipe 8, joist steel twisted wire built-in pipe 9, beam stirrup 10, the vertical muscle 11 of beam and concrete composition.See Fig. 7, Fig. 8, prefabricated reinforced concrete column 1 is by post angle steel built-in pipe 12, post angle steel built-in pipe 13, column tie-bar 14, the vertical muscle 15 of post and concrete form.

See Fig. 2, Fig. 3, it is installation screw 7 that the steel plate of angle steel 2 is provided with multiple angle steel installing holes.

The beam column seam crossing high-strength grout cementation of fissures at precast reinforced concrete beam 3 with prefabricated reinforced concrete column 1, forms beam column integral node; Angle steel 2 is installed at beam column integral node place, by installation screw 7 use fastener bolts 4, angle steel 2 and beam column integral node is fixed, form the prestressing force assembling frame structure of additional angle steel, this structure is for assembling frame Structure Beam-column node.

Steel strand built-in pipe 5 is divided into joist steel twisted wire built-in pipe 9 and post steel strand built-in pipe 13.Angle steel is installed built-in pipe 6 and is divided into beam-ends angle steel built-in pipe 3, post angle steel built-in pipe 7.See Fig. 1, Fig. 4, Fig. 5 is arranged with many joist steel twisted wire built-in pipes 9 and beam-ends angle steel built-in pipe 8 in parallel in precast reinforced concrete beam 3.

In prefabricated reinforced concrete column 1, be arranged with many post steel strand built-in pipes 13 and post angle steel built-in pipe 12 in parallel.

The steel strand that the utility model adopts are un-bonded prestressed steel strands.Steel strand are through in beam column steel strand built-in pipe separately.

The construction method of the prestressing force assembling frame structure node syndeton of the additional angle steel of the utility model, carry out according to the following step:

A. in factory according to designing requirement, prepare precast reinforced concrete beam and prefabricated reinforced concrete column and angle steel.

B. tie on enough buildings at framework, hoisting prefabricated reinforced concrete column, to design and installation position, ensures that the angle steel on reserved steel strand built-in pipe and the precast reinforced coagulation post on precast reinforced coagulation post post is installed the in the right direction errorless of built-in pipe.

C. hoisting prefabricated reinforced concrete beam is to design and installation position, and the steel strand built-in pipe on precast reinforced concrete beam and prefabricated reinforced concrete column will align.

D. the dutiful un-bonded prestressed steel strand that do not install in the steel strand built-in pipe in precast reinforced concrete beam and prefabricated reinforced concrete column;

E. the beam column seam crossing high-strength grout cementation of fissures of precast reinforced concrete beam and prefabricated reinforced concrete column, high-strength grout connects as one precast reinforced concrete beam and prefabricated reinforced concrete column sebific duct, forms beam column integral node.

F. treat that grouting material reaches design strength post-stress steel strand precast reinforced concrete beam and prefabricated reinforced concrete column are applied the precompression of design.

G. penetrate angle steel standing screw at the angle steel built-in pipe of precast reinforced concrete beam and prefabricated reinforced concrete column in respectively, angle steel is installed and is also tightened hold-down nut.

Operating principle of the present utility model:

The utility model is arranged on angle steel on beam column integral node; in the time that earthquake occurs; prestress wire ensures effective connection of beam column; the angle steel consumed energy that can on the corner occur bending and deformation; with effective earthquake energy; ensure that assembly concrete frame construction is in the time that earthquake occurs, the effect that realizes effective connection of node and effectively consume energy, protection building structure.

Above-described embodiment has only been expressed a kind of embodiment of the present utility model, but can not therefore be interpreted as the restriction to the utility model scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.

Claims (4)

1. the prestressing force assembling frame structure node syndeton of an additional angle steel, by prefabricated reinforced concrete column, precast reinforced concrete beam and angle steel three parts composition, precast reinforced concrete beam is by the vertical muscle of beam, beam stirrup, joist steel twisted wire built-in pipe, beam-ends angle steel built-in pipe and concrete form, prefabricated reinforced concrete column is by the vertical muscle of post, column tie-bar, post steel strand built-in pipe, post angle steel built-in pipe and concrete form, it is characterized in that, precast reinforced concrete beam is effectively connected by prestress wire with precast reinforced concrete beam post, at the beam column seam crossing high-strength grout cementation of fissures of precast reinforced concrete beam and prefabricated reinforced concrete column, form beam column integral node, angle steel is installed at beam column integral node place, and the steel plate of described angle steel is provided with multiple angle steel installing holes, angle steel and beam column integral node is fixed with securing member by angle steel installing hole, forms the prestressing force assembling frame structure node syndeton of additional angle steel.
2. the prestressing force assembling frame structure node syndeton of additional angle steel according to claim 1, is characterized in that, is arranged with many joist steel twisted wire built-in pipes and beam-ends angle steel built-in pipe in described precast reinforced concrete beam in parallel.
3. the prestressing force assembling frame structure node syndeton of additional angle steel according to claim 1, is characterized in that, is arranged with many post steel strand built-in pipes and post angle steel built-in pipe in described prefabricated reinforced concrete column in parallel.
4. the prestressing force assembling frame structure node syndeton of additional angle steel according to claim 1, is characterized in that, steel strand are un-bonded prestressed steel strands.
CN201420363486.0U 2014-07-03 2014-07-03 The prestressing force assembling frame structure node syndeton of additional angle steel CN203924364U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420363486.0U CN203924364U (en) 2014-07-03 2014-07-03 The prestressing force assembling frame structure node syndeton of additional angle steel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104032840A (en) * 2014-07-03 2014-09-10 河北联合大学 Prestress assembly type frame joint connecting structure with additionally-arranged steel angles and construction method of prestress assembly type frame joint connecting structure
CN105672473A (en) * 2016-03-30 2016-06-15 福州大学 Reinforced concrete frame structure with shock resistance
CN108867851A (en) * 2018-06-15 2018-11-23 西安建筑科技大学 Angle steel consuming type concrete-filled circular steel tube column-steel beam connecting joint with runback bit function

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104032840A (en) * 2014-07-03 2014-09-10 河北联合大学 Prestress assembly type frame joint connecting structure with additionally-arranged steel angles and construction method of prestress assembly type frame joint connecting structure
CN105672473A (en) * 2016-03-30 2016-06-15 福州大学 Reinforced concrete frame structure with shock resistance
CN108867851A (en) * 2018-06-15 2018-11-23 西安建筑科技大学 Angle steel consuming type concrete-filled circular steel tube column-steel beam connecting joint with runback bit function

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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: 20141105

Termination date: 20160703