CN205894485U - Prefabricated composite beam of assembled with steel construction connected node - Google Patents
Prefabricated composite beam of assembled with steel construction connected node Download PDFInfo
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- CN205894485U CN205894485U CN201620875775.8U CN201620875775U CN205894485U CN 205894485 U CN205894485 U CN 205894485U CN 201620875775 U CN201620875775 U CN 201620875775U CN 205894485 U CN205894485 U CN 205894485U
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- composite beam
- steel
- steel structure
- connection joints
- shearing resistance
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Abstract
The utility model discloses a prefabricated composite beam of assembled with steel construction connected node adopts reinforced concrete structure, including reinforcing bar subtotal concrete part, the reinforcing bar part includes a composite beam steel reinforcement cage and two steel construction connected node, two the steel construction connected node connect respectively the both ends of composite beam steel reinforcement cage, two the steel construction connected node all expose outside the concrete part, and the horizontal section size of steel construction connected node's horizontal section size less than or equal to composite beam. The utility model discloses can make beam -column connecting joint simple structure, construction convenience to under loading, steel construction connected node can warp the absorbed energy in advance, under earthquake loading, has fine ductility, is fit for popularizing and applying at the construction field (site).
Description
Technical field
The utility model is related to a kind of composite beam, more particularly to a kind of prefabricated with connection joints of steel structure
Composite beam.
Background technology
For reducing resource consumption and strengthening environmental protection, China takes the development that relevant policies encourage housing industry,
And worked out " green building assessment standard " (gb/t50378-2006), advocate the application of green building energetically." green building is commented
Price card is accurate " advocate building in life cycle management planted agent energy-conserving, environment protection to greatest extent, " resource consumption is few, environment so that structure is reached
Impact little " target.In this context, iterative structure so that its service behaviour is superior, energy-conserving and environment-protective the advantages of in engineering
Great popularization and application are arrived.Iterative structure bottom adopts precast concrete form, and top adopts cast-in-place concrete form, passes through
Composition surface is made to assemble index and the cast-in-situ concrete member phases such as rigidity, the bearing capacity of rear part using corresponding connection measure
With.
Reinforced Concrete Composite Beams as prefabricated components common in iterative structure, compared with Cast-in-situ Beam, have easy construction,
Save template, reduction of erection time, reduce the advantages of cost, component standard；Compared with full precast concrete beam, have globality strong,
The advantages of anti-seismic performance is good.Therefore, composite beam has obtained substantial amounts of application in engineering, has got good social benefit and warp
Ji benefit.But node connectivity problem is technical barrier, at present, Reinforced Concrete Composite Beams and concrete column need greatly at node
Amount bar connecting, node structure is complicated, constructional difficulties.It is connected with steel column or steel core concrete column in Reinforced Concrete Composite Beams
When, above-mentioned node connectivity problem is especially prominent.
Content of the invention
The utility model provides one kind to carry connection joints of steel structure for solving technical problem present in known technology
Prefabricated composite beam, this Prefabricated superposed beam can make that beam-column connection structure is simple, easy construction, and in load
Under effect, connection joints of steel structure can deform energy absorption in advance, under seismic loading, has good ductility, fits
It is combined in job site popularization and application.
The utility model is adopted the technical scheme that by solving technical problem present in known technology: one kind carries steel
The prefabricated composite beam of structure connecting node, using reinforced concrete structure, including reinforcing bar part and concrete parts, institute
State reinforcing bar part and include a composite beam steel reinforcement cage and two connection joints of steel structure, two described connection joints of steel structure are respectively
It is connected to the two ends of described composite beam steel reinforcement cage；Two described connection joints of steel structure are exposed independent from dividing it in described concrete section
Outward, and described connection joints of steel structure cross sectional dimensions be less than or equal to composite beam cross sectional dimensions.
Described connection joints of steel structure includes lower flange and top flange, described lower flange and described top flange pass through web and
Dividing plate links together, and is provided with protuberance in the middle inside of described web, is provided with and it in the protuberance both sides of described web
Affixed shearing resistance part, described dividing plate is vertical affixed with the variable cross-section of described web, described lower flange and described top flange
The inner be provided with the section of stretching out extending to outside described dividing plate, the shearing resistance portion affixed with it is provided with the inner face of described dividing plate
Part, described shearing resistance part is embedded within described concrete parts, affixed on the section of stretching out upper surface of described top flange
There is connection board, shearing resistance part is connected with the section of stretching out lower surface of described lower flange, in the upper surface of described top flange
On be connected with shearing resistance part, described composite beam steel reinforcement cage is provided with top steel bar stress, bottom steel bar stress and stirrup, described on
Portion's steel bar stress is exposed to outside described concrete parts, and the end of described top steel bar stress is fixed in described connection board
On top surface, the end of described bottom steel bar stress is fixed on the lower surface of described lower flange section of stretching out.
It is provided with groove structure at the top of described concrete parts.
The depth of described groove structure is less than the width of described groove structure.
The top mark height of a height of composite beam of top mark of described stirrup deducts thickness of concrete cover.
Described shearing resistance part, described shearing resistance part, shearing resistance part and shearing resistance part are shear stud or shearing resistance
Key.
The described dividing plate of a corresponding described connection joints of steel structure has two pieces, and two pieces of described dividing plates are respectively symmetrically and are arranged in
The both sides of described web, at the variable cross-section of described web, end face is concordant with the inner face of described dividing plate.
The utility model has the advantages and positive effects that:
One) Prefabricated superposed beam two ends carry connection joints of steel structure, and connection joints of steel structure can pass through solder design, spiral shell
Tether and connect or bolt is easily attached with steel column or concrete column outer ring plate with forms such as the Hybrid connections of weld seam, and even
Access node structure is simple, solves the challenge that conventional concrete Prefabricated superposed beam is connected with pillar well, and speed of application is fast, makes
Valency is low.
Two) it is provided with connection joints of steel structure at prefabricated composite beam two ends, connection joints of steel structure is located at hogging moment
Position, because steel construction is better than concrete deformation ability, under load action, connection joints of steel structure can deform absorption in advance
Energy, under seismic loading, has good ductility.
Three) compared with all steel beam, prefabricated composite beam two ends are provided with connection joints of steel structure, fire prevention, antiseptic power
Good, economy is superior, and house residence comfort is high.
Four) carry the prefabricated composite beam of connection joints of steel structure compared with traditional composite beam, precast concrete portion
Point top is provided with groove structure, decreases the weight of composite beam pre-erection, increased the overlapping of cast-in-place part and pre-erection
Area, increased the overall performance of composite beam.
Brief description
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is the schematic three dimensional views of reinforcing bar part of the present utility model；
Fig. 3 is the schematic three dimensional views of connection joints of steel structure of the present utility model；
Fig. 4 is the schematic three dimensional views that composite beam steel reinforcement cage of the present utility model is connected with connection joints of steel structure；
Fig. 5 is that the utility model is connected schematic diagram with laminated floor slab；
Fig. 6 is the close-up schematic view of Fig. 5；
Fig. 7 is the 1-1 cut-away view of Fig. 6；
Fig. 8 is the 2-2 cut-away view of Fig. 6；
Fig. 9 is the 3-3 cut-away view of Fig. 6；
Figure 10 is the 4-4 cut-away view of Fig. 6；
Figure 11 is the overall schematic three dimensional views with the utility model overlap joint for the pre-erection of laminated floor slab；
Figure 12 for the utility model pour with laminated floor slab together with overall three-dimensional illustrate；
The template schematic three dimensional views that Figure 13 uses for the utility model；
Figure 14 is the partial enlargement schematic three dimensional views of Figure 13；
Figure 15 is the schematic three dimensional views of web of the present utility model；
Figure 16-1 and Figure 16-2 be Making programme step one of the present utility model) schematic diagram；
Figure 16-3 be Making programme step 2 of the present utility model) schematic diagram；
Figure 16-4 is Making programme step 3 of the present utility model) in institute's formwork supporting plate schematic diagram；
Figure 16-5 and Figure 16-6 be Making programme step 4 of the present utility model) schematic diagram.
In figure: 1, top flange, 2, web, 3, lower flange, 4, shearing resistance part, 5, bottom steel bar stress, 6, stirrup, 7, mixed
Solidifying soil part, 8, groove structure, 9, concrete Hou Jiao area, 10, top steel bar stress, 11, connection board, 12, shearing resistance part,
13rd, the pre-erection of laminated floor slab, 14, laminated floor slab top level distribution horizontal bar, 15, the distribution of laminated floor slab upper level vertical
Muscle, 16, laminated floor slab lower horizontal distribution bar, 17, dividing plate, 18, the protuberance of web, 19, exterior sheathing, 20, inner template,
21st, shearing resistance part, 22, shearing resistance part.
Specific embodiment
For content of the invention of the present utility model, feature and effect can be further appreciated that, hereby enumerate following examples, and coordinate
Accompanying drawing describes in detail as follows:
Refer to accompanying drawing, a kind of prefabricated composite beam with connection joints of steel structure, using armored concrete knot
Structure, including reinforcing bar part and concrete parts 7.
Described reinforcing bar part includes a composite beam steel reinforcement cage and two connection joints of steel structure, and two described steel constructions are even
Connect the two ends that node is connected to described composite beam steel reinforcement cage, two described connection joints of steel structure are all exposed to described coagulation
Outside native part 7, and the cross sectional dimensions of described connection joints of steel structure is less than or equal to the cross sectional dimensions of composite beam, i.e. institute
The cross-sectional height stating connection joints of steel structure is less than the cross-sectional height of composite beam, the cross section of described connection joints of steel structure
Width is less than or equal to the cross-sectional width of composite beam.
In the present embodiment, described connection joints of steel structure includes lower flange 3 and top flange 1, described lower flange 3 and described
Web 2 is passed through in top flange 1 and dividing plate 17 links together, and is provided with protuberance in the middle inside of described web 2, in described web
Protuberance 18 both sides be provided with the shearing resistance part 22 affixed with it, described dividing plate 17 is vertical with the variable cross-section of described web 2
Affixed, the inner of described lower flange 3 and described top flange 1 is provided with the section of stretching out extending to outside described dividing plate 17, described every
The inner face of plate 17 is provided with the shearing resistance part 21 affixed with it, and described shearing resistance part 21 is embedded in described concrete parts
Within 7.
The section of stretching out upper surface of described top flange 1 is connected with connection board 11, under the section of stretching out of described lower flange 3
Shearing resistance part 4 is connected with surface.
The upper surface of described top flange 1 is connected with shearing resistance part 12.
Described composite beam steel reinforcement cage is provided with top steel bar stress 10, bottom steel bar stress 5 and stirrup 6, described top stress
Reinforcing bar 10 is exposed to outside described concrete parts 7.
The end of described top steel bar stress 10 is fixed on the top surface of described connection board 11, described bottom steel bar stress
5 end is fixed on the lower surface of section of stretching out of described lower flange 3.
It is provided with groove structure 8 at the top of described concrete parts 7.When the depth of section of Prefabricated superposed beam is less, recessed
Slot structure 8 should be cancelled.The demoulding for convenience, the depth of described groove structure 8 is less than the width of described groove structure 8.
The top mark height of a height of composite beam of top mark of described stirrup 6 deducts thickness of concrete cover.
Described shearing resistance part 12, described shearing resistance part 4, shearing resistance part 21 and shearing resistance part 22 are shearing resistance bolt
Nail or shear key.
The described dividing plate 17 of a corresponding described connection joints of steel structure has two pieces, and two pieces of described dividing plates 17 are respectively symmetrically cloth
Put the both sides in described web 2, at the variable cross-section of described web 2, end face is concordant with the inner face of described dividing plate 17.
The pre-erection 13 of laminated floor slab, the pre-erection of laminated floor slab during application, is put off in the both sides of Prefabricated superposed beam
13 is 20mm with the lap of splice of Prefabricated superposed beam, and the lower horizontal distribution bar 16 of the pre-erection 13 of laminated floor slab stretches out institute
State the end certain length of the pre-erection 13 of laminated floor slab, and make crotch.Prefabricated in Prefabricated superposed beam and laminated floor slab
Concrete Hou Jiao area 9 is formed at part 13 top, carries out horizontal distribution reinforcing bar binding, described water in described concrete Hou Jiao area 9
Flat distribution bar includes laminated floor slab upper level distribution horizontal bar 14 and the vertical muscle 15 of laminated floor slab upper level distribution；Then in institute
State and carry out concreting in concrete Hou Jiao area 9, laminated floor slab and composite beam are poured integral.
The preparation method of above-mentioned Prefabricated superposed beam, using following steps:
One) it is located at concrete parts top surface in component processing factory processing and fabricating composite beam steel reinforcement cage and connection joints of steel structure
Following agent structure, is exactly including top flange and following part, shearing resistance part 12 does not first weld in the present embodiment.
Two) agent structure of two connection joints of steel structure is connected to the two of a described composite beam steel reinforcement cage
End.
Three) supporting module, formed Prefabricated superposed beam concrete parts pour chamber, then casting concrete, shaping
The concrete parts of Prefabricated superposed beam.When needing to be provided with groove structure at the top of described concrete parts, above-mentioned template bag
Include exterior sheathing 19 and inner template 20.
Four) form removal, then welds shearing resistance part 12 on the top surface of the agent structure of connection joints of steel structure.
Although being described to preferred embodiment of the present utility model above in conjunction with accompanying drawing, the utility model is not
It is confined to above-mentioned specific embodiment, above-mentioned specific embodiment is only schematically, is not restricted, ability
The those of ordinary skill in domain under enlightenment of the present utility model, without departing from the utility model objective and claimed
In the case of scope, a lot of forms can also be made, these belong within protection domain of the present utility model.
Claims (7)
1. a kind of prefabricated composite beam with connection joints of steel structure, using reinforced concrete structure, including reinforcing bar portion
Divide and concrete parts are it is characterised in that described reinforcing bar part includes a composite beam steel reinforcement cage and two steel structure connection sections
Point, two described connection joints of steel structure are connected to the two ends of described composite beam steel reinforcement cage；Two described steel structure connections
Node is exposed independent from outside described concrete parts, and the cross sectional dimensions of described connection joints of steel structure is less than or equal to overlapping
The cross sectional dimensions of beam.
2. the prefabricated composite beam with connection joints of steel structure according to claim 1 is it is characterised in that described
Connection joints of steel structure includes lower flange and top flange, and described lower flange and described top flange are connected to one by web and dividing plate
Rise, be provided with protuberance in the middle inside of described web, be provided with the shearing resistance portion affixed with it in the protuberance both sides of described web
Part, described dividing plate is vertical affixed with the variable cross-section of described web, and the inner of described lower flange and described top flange is provided with prolongs
Extend the section of stretching out outside described dividing plate, the shearing resistance part affixed with it is provided with the inner face of described dividing plate, described anti-
Cut part to be embedded within described concrete parts, the section of stretching out upper surface of described top flange be connected with connection board,
Shearing resistance part is connected with the section of stretching out lower surface of described lower flange, the upper surface of described top flange is connected with shearing resistance
Part, described composite beam steel reinforcement cage is provided with top steel bar stress, bottom steel bar stress and stirrup, and described top steel bar stress is sudden and violent
It is exposed at outside described concrete parts, the end of described top steel bar stress is fixed on the top surface of described connection board, described
The end of bottom steel bar stress is fixed on the lower surface of the section of stretching out of described lower flange.
3. the prefabricated composite beam with connection joints of steel structure according to claim 1 is it is characterised in that in institute
The top stating concrete parts is provided with groove structure.
4. the prefabricated composite beam with connection joints of steel structure according to claim 3 is it is characterised in that described
The depth of groove structure is less than the width of described groove structure.
5. the prefabricated composite beam with connection joints of steel structure according to claim 2 is it is characterised in that described
The top mark height of a height of composite beam of top mark of stirrup deducts thickness of concrete cover.
6. the prefabricated composite beam with connection joints of steel structure according to claim 2 is it is characterised in that described
Shearing resistance part, described shearing resistance part, shearing resistance part and shearing resistance part are shear stud or shear key.
7. the prefabricated composite beam with connection joints of steel structure according to claim 2 is it is characterised in that correspond to
The described dividing plate of one described connection joints of steel structure has two pieces, and two pieces of described dividing plates are respectively symmetrically and are arranged in the two of described web
Side, at the variable cross-section of described web, end face is concordant with the inner face of described dividing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620875775.8U CN205894485U (en) | 2016-08-10 | 2016-08-10 | Prefabricated composite beam of assembled with steel construction connected node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620875775.8U CN205894485U (en) | 2016-08-10 | 2016-08-10 | Prefabricated composite beam of assembled with steel construction connected node |
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| Publication Number | Publication Date |
|---|---|
| CN205894485U true CN205894485U (en) | 2017-01-18 |
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| CN201620875775.8U Active CN205894485U (en) | 2016-08-10 | 2016-08-10 | Prefabricated composite beam of assembled with steel construction connected node |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836588A (en) * | 2017-03-05 | 2017-06-13 | 北京工业大学 | A kind of prefabricated lightweight floor attachment means |
| CN108049633A (en) * | 2017-12-15 | 2018-05-18 | 天津大学建筑设计研究院 | A kind of precast concrete concrete frame joint construction method |
| CN114108808A (en) * | 2021-11-30 | 2022-03-01 | 安徽工业大学 | PVC-FRP (polyvinyl chloride-fiber reinforced plastic) pipe concrete column and concrete composite beam combined structure with adjustable connecting nodes and installation method thereof |
-
2016
- 2016-08-10 CN CN201620875775.8U patent/CN205894485U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836588A (en) * | 2017-03-05 | 2017-06-13 | 北京工业大学 | A kind of prefabricated lightweight floor attachment means |
| CN108049633A (en) * | 2017-12-15 | 2018-05-18 | 天津大学建筑设计研究院 | A kind of precast concrete concrete frame joint construction method |
| CN108049633B (en) * | 2017-12-15 | 2020-04-24 | 天津大学建筑设计研究院 | Precast concrete frame beam column joint construction method |
| CN114108808A (en) * | 2021-11-30 | 2022-03-01 | 安徽工业大学 | PVC-FRP (polyvinyl chloride-fiber reinforced plastic) pipe concrete column and concrete composite beam combined structure with adjustable connecting nodes and installation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 300072 Tianda architecture creative building (Science and Technology Park), No. 192, Anshan West Road, Nankai District, Tianjin Patentee after: Tianjin University architectural design and Planning Research Institute Co.,Ltd. Patentee after: Zhang Xizhi Address before: 300073 Tianjin City, Nankai District Anshan West Road No. 192 Patentee before: TIANJIN University RESEARCH INSTITUTE OF ARCHITECTRUAL DESIGN & URBAN PLANNING Patentee before: Zhang Xizhi |
|
| CP03 | Change of name, title or address |