CN108018995A - A kind of doubly-linked girder construction and its construction method - Google Patents
A kind of doubly-linked girder construction and its construction method Download PDFInfo
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- CN108018995A CN108018995A CN201711206122.6A CN201711206122A CN108018995A CN 108018995 A CN108018995 A CN 108018995A CN 201711206122 A CN201711206122 A CN 201711206122A CN 108018995 A CN108018995 A CN 108018995A
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- 238000010276 construction Methods 0.000 title claims abstract description 33
- 230000008878 coupling Effects 0.000 claims abstract description 63
- 238000010168 coupling process Methods 0.000 claims abstract description 63
- 238000005859 coupling reaction Methods 0.000 claims abstract description 63
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 32
- 239000010959 steel Substances 0.000 claims abstract description 32
- 238000009415 formwork Methods 0.000 claims description 14
- 238000005266 casting Methods 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 210000003414 extremity Anatomy 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/29—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures
- E04C3/293—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures the materials being steel and concrete
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention belongs to field of civil engineering, disclose a kind of doubly-linked girder construction, including a square steel tube, the centre position of the square steel tube along its length is equipped with a through hole body, in the square steel tube external positioned at the through hole doubly-linked beam is formed filled with concrete, the doubly-linked beam includes the upper coupling beam above the through hole body and the lower coupling beam below the through hole body, and the upper coupling beam and being corresponded to positioned at the part at the through hole body both ends for the lower coupling beam connect.A kind of construction method of doubly-linked girder construction is also disclosed, ensure that the globality of doubly-linked beam shear wall structure system, effectively reduces the moment of flexure that coupling beam is born, reduces the probability that brittle break occurs in earthquake for coupling beam.
Description
Technical field
The invention belongs to field of civil engineering, and in particular to a kind of doubly-linked girder construction and its construction method.
Background technology
Coupling beam refers in shear wall structure or Frame _ Shear Wall Structure, wall limb and wall limb is connected, in wall limb plane
Connected beam.Coupling beam, to the anti-seismic performance important of structure, is consumed as the Force transmission parts between wall limb as earthquake-resistant structure
The first line of defence of energy, to avoid wall limb is premature from destroying, rationally designs stress performance of the coupling beam for improvement shear wall
Play a crucial role, traditional tie-beam is single coupling beam or doubly-linked girder construction, but has following drawback：
Traditional single coupling beam has the characteristics that span is small, section is big, therefore single coupling beam rigidity is bigger, in geological process
Under, shearing and moment of flexure are very big, not only cause sectional reinforcement difficult, but also brittle break easily occurs, traditional single coupling beam
Drawback is larger.
Although traditional doubly-linked beam reduces with section, the less feature of rigidity, moment of flexure can be significantly reduced and cut
Power, but also reduce therewith as the Force transmission parts between wall limb, constraint of the doubly-linked beam to wall limb, make its globality than corresponding Dan Lian
Beam shear wall structure reduces, unfavorable to earthquake-resistant structure.
The content of the invention
To solve above technical problem, the present invention provides a kind of doubly-linked girder construction and its construction method, ensure that doubly-linked beam
The globality of shear wall structure system, effectively reduces the moment of flexure that coupling beam is born, and reduces coupling beam and brittle break occurs in earthquake
Probability.
To achieve the above object, the present invention provides following scheme：
The present invention provides a kind of doubly-linked girder construction, including a square steel tube, the centre position of the square steel tube along its length
Equipped with a through hole body, doubly-linked beam, the doubly-linked beam are formed filled with concrete in the square steel tube external positioned at the through hole
Including the upper coupling beam above the through hole body and the lower coupling beam below the through hole body, and the upper coupling beam and described
Lower coupling beam corresponds to connection positioned at the part at the through hole body both ends；
Optionally, the cross section of the through hole body is rectangle；
Optionally, the span of the doubly-linked beam is L, and the span of the through hole body is 0.5L, the center line of the through hole body
The distance between shear wall is 0.5L；
Optionally, the equal length of the upper coupling beam and the lower coupling beam；
Optionally, the length of the upper coupling beam and the lower coupling beam is all higher than L；
Optionally, the present invention also provides a kind of construction method of doubly-linked girder construction, include the following steps：
A. square steel tube is made according to design size；
B. through hole body is set along the centre position of the length direction of the square steel tube；
C. described square steel tube one end is encapsulated with steel pipe template, filled with mixed in the square steel tube external positioned at the through hole
Solidifying soil, vibration compacting, forms doubly-linked beam；
D. the steel pipe template is removed, the prefabricated doubly-linked beam is transported to scene, the doubly-linked beam is placed into two
Between shear wall formwork, and it is connected with two shear wall formworks；
E. into two shear wall formworks, casting concrete obtains two shear walls, to being poured in two shear wall formworks
Concrete carry out standard curing, after concrete strength reaches requirement, remove the shear wall formwork.
The present invention achieves following technique effect relative to the prior art：
Doubly-linked beam provided by the invention is filled with concrete, and coupling beam and lower coupling beam in formation, upper coupling beam and lower coupling beam are formed
Double-decker, can effectively reduce the moment of flexure that coupling beam is born, and ensure that the globality of doubly-linked beam shear wall structure system, reduce
The probability of brittle break occurs in earthquake for coupling beam, has very high practical value.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is doubly-linked girder construction schematic diagram in inventive embodiments；
Fig. 2 is coupling beam 1-1 schematic cross-sections in doubly-linked girder construction in inventive embodiments；
Fig. 3 is coupling beam 2-2 schematic cross-sections in doubly-linked girder construction in inventive embodiments；
Description of reference numerals：10th, upper coupling beam；20th, lower coupling beam；30th, square steel tube；40th, through hole body；50th, shear wall；60th, mix
Solidifying soil.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
The object of the present invention is to provide a kind of doubly-linked girder construction and its construction method, ensure that doubly-linked beam shear wall structure body
The globality of system, effectively reduces the moment of flexure that coupling beam is born, and reduces coupling beam and occurs the probability of brittle break in earthquake, has very
High practical value.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, it is below in conjunction with the accompanying drawings and specific real
Applying example, the present invention is described in further detail.
The present invention provides a kind of doubly-linked girder construction, as shown in Figure 1, Figure 2 and Figure 3, including a square steel tube 30,30 edge of square steel tube
The centre position of length direction is equipped with a through hole body 40, is formed in the square steel tube 30 outside through hole body 40 filled with concrete 60
Doubly-linked beam, doubly-linked beam include the upper coupling beam 10 positioned at the top of through hole body 40 and the lower coupling beam 20 positioned at the lower section of through hole body 40, and on
Coupling beam 10 and lower coupling beam 20 correspond to connection positioned at the part at 40 both ends of through hole body, the outside of through hole body 40 and square steel tube 30 it is interior
Equal fill concrete between portion, ensure that the globality of doubly-linked girder construction system, effectively reduce the moment of flexure that coupling beam is born, and reduce
There is the probability of brittle break in earthquake in coupling beam, and energy dissipation capacity greatly enhances.
In the specific embodiment of the present invention, the cross section of through hole body 40 is arranged to rectangular configuration, as shown in Figure 1, through hole
The introducing of body 40, two have been resolved into by heavy in section coupling beam, can be significantly in the case where anti-shearing section area is basically unchanged
Its moment of inertia is reduced, effectively reduces the moment of flexure suffered by coupling beam, reduces the probability of coupling beam brittle break in earthquake, relatively
There is very big advantage in traditional single coupling beam structure, ductility is substantially improved.
Preferably, the span of doubly-linked beam is L, i.e., between two panels shear wall at intervals of L, in the specific embodiment of the present invention
In, in order to further ensure to neutrality, improving the stress performance of coupling beam, the length of upper coupling beam 10 and lower coupling beam 20 is arranged to phase
Deng the span of through hole body 40 is 0.5L, and the distance between center line and shear wall 50 of through hole body 40 are 0.5L, in order to further
The length of enhancing and the globality of shear wall wall limb, upper coupling beam 10 and lower coupling beam 20 is all higher than L, i.e., upper coupling beam 10 and lower coupling beam 20
Length be greater than span interval between two panels shear wall, further ensure to neutrality and extend coupling beam structure and make
Use the service life.
The present invention provides a kind of construction method of doubly-linked girder construction, includes the following steps：
A. square steel tube 30 is made according to design size；
B. through hole body 40 is set along the centre position of the length direction of square steel tube 30；
C. 30 one end of square steel tube is encapsulated with steel pipe template, and concrete is filled with the square steel tube 30 outside through hole body 40
60, vibration compacting, forms doubly-linked beam；
D. remove steel pipe template, prefabricated doubly-linked beam is transported to scene, by doubly-linked beam be placed into two shear wall formworks it
Between, and be connected with two shear wall formworks；
E. into two shear wall formworks, casting concrete obtains two shear walls 50, to the coagulation poured in two shear wall formworks
Soil carries out standard curing, after concrete strength reaches requirement, removes shear wall formwork.
It can be seen from the above that doubly-linked girder construction provided by the invention and its construction method, ensure that doubly-linked beam shear wall structure body
The globality of system, effectively reduces the moment of flexure that coupling beam is born, and reduces the probability that coupling beam is destroyed in earthquake, has very high practicality
Value.
It should be noted that the cross section of the through hole body of doubly-linked beam of the present invention, which is differed, is set to rectangle, can also be it is circular or
Person other with horizontal symmetrical and axially symmetric shape.
Apply specific case in this specification to be set forth the principle of the present invention and embodiment, above example
Explanation be only intended to help understand the present invention method and its core concept；Meanwhile for those of ordinary skill in the art,
According to the thought of the present invention, in specific embodiments and applications there will be changes.In conclusion in this specification
Appearance should not be construed as limiting the invention.
Claims (6)
- A kind of 1. doubly-linked girder construction, it is characterised in that：Including a square steel tube (30), the square steel tube (30) along its length in Meta has installed a through hole body (40), and concrete (60) is filled with the square steel tube (30) of the through hole body (40) outside Doubly-linked beam is formed, the doubly-linked beam is including the upper coupling beam (10) above the through hole body (40) and positioned at the through hole body (40) the lower coupling beam (20) below, and the upper coupling beam (10) and the lower coupling beam (20) are located at through hole body (40) both ends Part correspond to connection.
- 2. doubly-linked girder construction according to claim 1, it is characterised in that：The cross section of the through hole body (40) is rectangle.
- 3. doubly-linked girder construction according to claim 1, it is characterised in that：The span of the doubly-linked beam is L, the through hole body (40) span is 0.5L, and the distance between center line and shear wall (50) of the through hole body (40) are 0.5L.
- 4. doubly-linked girder construction according to claim 3, it is characterised in that：The upper coupling beam (10) and the lower coupling beam (20) Equal length.
- 5. doubly-linked girder construction according to claim 4, it is characterised in that：The upper coupling beam (10) and the lower coupling beam (20) Length be all higher than L.
- 6. the construction method based on claim 1-5 any one of them doubly-linked girder constructions, it is characterised in that：Including following step Suddenly：A. square steel tube (30) is made according to design size；B. through hole body (40) is set along the centre position of the length direction of the square steel tube (30)；C. described square steel tube (30) one end is encapsulated with steel pipe template, in the square steel tube (30) of the through hole body (40) outside Filled with concrete (60), vibration compacting, forms doubly-linked beam；D. the steel pipe template is removed, the prefabricated doubly-linked beam is transported to scene, the doubly-linked beam is placed into two shearings Between wall form, and it is connected with two shear wall formworks；E. into two shear wall formworks, casting concrete obtains two shear walls (50), to being poured in two shear wall formworks Concrete carry out standard curing, after concrete strength reaches requirement, remove the shear wall formwork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711206122.6A CN108018995B (en) | 2017-11-27 | 2017-11-27 | Double-connecting beam structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711206122.6A CN108018995B (en) | 2017-11-27 | 2017-11-27 | Double-connecting beam structure and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN108018995A true CN108018995A (en) | 2018-05-11 |
| CN108018995B CN108018995B (en) | 2024-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711206122.6A Active CN108018995B (en) | 2017-11-27 | 2017-11-27 | Double-connecting beam structure and construction method thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950902A (en) * | 1973-09-20 | 1976-04-20 | Stout Robert K | Concrete structure including modular concrete beams |
| CN201474109U (en) * | 2009-04-16 | 2010-05-19 | 姚攀峰 | Prefabricated and cast-in-situ mixed dual binding beams |
| CN103061453A (en) * | 2013-01-29 | 2013-04-24 | 西安建筑科技大学 | Double-perforated steel plate-concrete combined coupling beam |
| CN105569266A (en) * | 2016-01-31 | 2016-05-11 | 深圳大学 | Concrete combined connecting beam |
| AU2014357763A1 (en) * | 2013-12-06 | 2016-05-12 | Hobi Endustriyel Urun Tasarim Uygulama Uretim Ithalat Ihracat Limited Sirketi | Foldable brick with rope attachments and detachable wall building system |
| CN105696790A (en) * | 2016-03-01 | 2016-06-22 | 中国建筑第二工程局有限公司 | Double-layer connecting beam opening formwork system and construction method thereof applied to double-layer connecting beam |
| CN106869403A (en) * | 2017-04-13 | 2017-06-20 | 深圳市建筑设计研究总院有限公司 | The prefabricated Concrete-Filled Square Steel Tube coupling beam of multilayer |
| CN207568070U (en) * | 2017-11-27 | 2018-07-03 | 深圳大学 | A kind of doubly-linked girder construction |
-
2017
- 2017-11-27 CN CN201711206122.6A patent/CN108018995B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950902A (en) * | 1973-09-20 | 1976-04-20 | Stout Robert K | Concrete structure including modular concrete beams |
| CN201474109U (en) * | 2009-04-16 | 2010-05-19 | 姚攀峰 | Prefabricated and cast-in-situ mixed dual binding beams |
| CN103061453A (en) * | 2013-01-29 | 2013-04-24 | 西安建筑科技大学 | Double-perforated steel plate-concrete combined coupling beam |
| AU2014357763A1 (en) * | 2013-12-06 | 2016-05-12 | Hobi Endustriyel Urun Tasarim Uygulama Uretim Ithalat Ihracat Limited Sirketi | Foldable brick with rope attachments and detachable wall building system |
| CN105569266A (en) * | 2016-01-31 | 2016-05-11 | 深圳大学 | Concrete combined connecting beam |
| CN105696790A (en) * | 2016-03-01 | 2016-06-22 | 中国建筑第二工程局有限公司 | Double-layer connecting beam opening formwork system and construction method thereof applied to double-layer connecting beam |
| CN106869403A (en) * | 2017-04-13 | 2017-06-20 | 深圳市建筑设计研究总院有限公司 | The prefabricated Concrete-Filled Square Steel Tube coupling beam of multilayer |
| CN207568070U (en) * | 2017-11-27 | 2018-07-03 | 深圳大学 | A kind of doubly-linked girder construction |
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| CN108018995B (en) | 2024-03-01 |
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