CN110258793A - A kind of prefabricated beam column seam construction and its construction method being socketed bellows - Google Patents
A kind of prefabricated beam column seam construction and its construction method being socketed bellows Download PDFInfo
- Publication number
- CN110258793A CN110258793A CN201910476216.8A CN201910476216A CN110258793A CN 110258793 A CN110258793 A CN 110258793A CN 201910476216 A CN201910476216 A CN 201910476216A CN 110258793 A CN110258793 A CN 110258793A
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- column
- precast concrete
- buried pipeline
- prefabricated
- bellows
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- 238000010276 construction Methods 0.000 title claims abstract description 40
- 239000011178 precast concrete Substances 0.000 claims abstract description 79
- 210000002435 tendon Anatomy 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 22
- 239000004567 concrete Substances 0.000 claims abstract description 17
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 239000004568 cement Substances 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000004570 mortar (masonry) Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 claims description 3
- 235000010627 Phaseolus vulgaris Nutrition 0.000 abstract description 2
- 244000046052 Phaseolus vulgaris Species 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/22—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material with parts being prestressed
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
A kind of prefabricated beam column seam construction and its construction method being socketed bellows, the construction includes the precast concrete beam being mutually connected vertically and precast concrete column, and be reserved with beam column seam between the two, precast concrete beam be equipped in precast concrete column at least together with pre-stressing tendon.Construction method of the invention need to only use rigid tabletting precompressed elastic bellows free end, and rigid tabletting, elastic bellows rebound are removed after precast concrete beam lifting is in place, the connection of the pre-buried pipeline of beam column can be realized；Later, pre-stressing tendon is passed through into the pre-buried pipeline in beam column, then pours beam column seam with grouting material, prefabricated beam-to-column joint is formed into entirety.By the design of elastic bellows, facilitate pre-stressing tendon wears construction, makes to construct more convenient, quick, improves construction efficiency, guarantees construction quality.It can be widely applied to bean column node construction, in particular for the processing and installation of the prefabricated beam column seam of post-tensioned prestressing assembly concrete frame structure.
Description
Technical field
The present invention relates to the realm of building construction, are a kind of assembled beam-column connection structure and its construction method.
Background technique
With the development of building field technology, in order to meet more efficient, convenient and fast construction requirement, prefabricated concrete structure
Become a kind of structure type for meeting industrialized production, i.e., by precast concrete by reliable connection type into
Row assembled in situ.Currently, carrying out the post-tensioned prestressing of component connection using prestressing technique in the interconnection technique of prefabricated components
Prefabricated concrete structure is widely used, wherein presstressed reinforcing steel not only plays connection function, while also providing element bearing capacity.That
, how to guarantee the construction quality and construction efficiency of component while adding presstressed reinforcing steel, be a urgent problem to be solved.
Summary of the invention
The object of the present invention is to provide a kind of prefabricated beam column seam constructions and its construction method for being socketed bellows, by excellent
The beam column seam construction of change solves how to guarantee simple, the efficient technical problem of prefabricated beam column assembled in situ.
To achieve the above object, the present invention adopts the following technical scheme:
A kind of prefabricated beam column seam construction being socketed bellows, including the precast concrete beam and concrete being mutually connected vertically
Earth pillar, and be reserved with beam column seam between the two, the precast concrete beam be equipped in precast concrete column at least together with
Pre-stressing tendon.
Pre-stressing tendon is along the elongated setting of length direction of precast concrete beam and end successively passes perpendicularly through beam column
Seam and precast concrete column.
The built-in pipe in the beam of pre-stressing tendon is correspondingly provided in the precast concrete beam and precast concrete column
Pre-buried pipeline in road and column.
Pre-buried pipeline is metal bellows in pre-buried pipeline and column in the beam, and end is no more than precast concrete beam
With precast concrete column lateral surface.
Pass through elastic bellows in the beam in pre-buried pipeline and column between the end of pre-buried pipeline to connect.
The elastic bellows horizontal through beam column seam and both ends be correspondingly sleeved on it is pre-buried in pre-buried pipeline and column in beam
On the outside of the end of pipeline.
Outer diameter 10~20mm of the elastic corrugated bore greater than pre-buried pipeline in pre-buried pipeline in beam and column, axis
Line is overlapped with the central axes of pre-buried pipeline in pipeline pre-buried in beam and column.
It is corresponding on the precast concrete beam and the interface of precast concrete column to be provided with the hemisphere for accommodating elastic bellows
Connected in star.
The centre of sphere of the hemispherical groove and corresponding precast concrete beam and the interface of precast concrete column it is concordant and
In beam in pre-buried pipeline and column on the axis of pre-buried pipeline.
The diameter of the reserved hemispherical groove is 1.1~1.5 times of elastic corrugated pipe outside diameter.
Grouting material has been poured in the beam column seam；The grouting material is non-shrinkage cement-based high-intensity fiber grouting material, nothing
Epoxy resin grouting material or ungauged regions penetrative polymer mortar are shunk, one day compression strength is greater than 20MPa, 28 days compression strength
Not less than the intensity of precast concrete beam and precast concrete column.
A kind of construction method of the prefabricated beam column seam construction of socket bellows as mentioned, the specific steps are as follows:
Step 1: prefabricated processing precast concrete beam and precast concrete column: in precast concrete beam and precast concrete column
Reserved hemispherical groove, and pre-buried pipeline in pre-buried pipeline and column is set in beam；
Step 2: precast concrete column is lifted in place.
Step 3: pre-buried pipeline in pre-buried pipeline or column is inserted in beam in elastic bellows one end and is glued using sealant tape
Knot is fixed in beam pre-buried pipeline in pre-buried pipeline or column.
Step 4: hoisting prefabricated beams of concrete adjusts precast concrete with rigid tabletting precompressed elastic bellows free end
Beam position, it is ensured that the central axes of pre-buried pipeline are overlapped in pre-buried pipeline and column in beam.
Step 5: remove rigid tabletting, recoil to elastic bellows free end in docking column pre- in pre-buried pipeline or beam
On pipe laying road.
Step 6: wearing pre-stressing tendon in pre-buried pipeline in pre-buried pipeline and column in beam.
Step 7: the supporting module on the outside of beam column seam.
Step 8: pour grouting material into beam column seam, precast concrete beam is connected with precast concrete column integral.
Compared with prior art the invention has the characteristics that and the utility model has the advantages that
Pre-buried pipeline is connected with the end of pipeline pre-buried in column by elastic bellows in beam of the present invention, forms continuous prestressing force
Tendon reserves channel, and the pre-buried pipe head in prefabricated beam column does not influence live pre- without departing from prefabricated components outer surface
The operating space of beam column seam processed；Need to only rigid tabletting precompressed elastic bellows free end be used when lifting in place, to concrete
Rigid tabletting, elastic bellows rebound are removed after Tu Liang lifting is in place, and the connection of the pre-buried pipeline of beam column can be realized；Later, will
Pre-stressing tendon passes through the pre-buried pipeline in beam column, then pours beam column seam with grouting material, prefabricated beam-to-column joint is formed whole
Body.Entire tectonic sieving is reasonable, structure is simple, by the design of elastic bellows, facilitates wearing for pre-stressing tendon and applies
Work makes to construct more convenient, quick, improves construction efficiency, guarantees construction quality.
It the composite can be widely applied to bean column node construction, in particular for post-tensioned prestressing assembly concrete frame knot
The processing and installation of the prefabricated beam column seam of structure.
Detailed description of the invention
The present invention will be further described in detail with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of the prefabricated beam column seam construction of the present invention.
Fig. 2 is the attachment structure schematic diagram of one elastic bellows of present example.
Fig. 3 is the attachment structure schematic diagram of two elastic bellows of present example.
Fig. 4 is the structural schematic diagram of beam column end of the present invention.
Appended drawing reference: pre-buried pipeline in 1-precast concrete beam, 1.1-beams, 2-precast concrete columns, in 2.1-columns
Pre-buried pipeline, 3-beam column seams, 4-reserved hemispherical grooves, 5-elastic bellows, 6-pre-stressing tendons, 7-grouting
Material, 8-sealant tapes.
Specific embodiment
Embodiment is shown in Figure 1, the prefabricated beam column seam construction of this socket bellows, including what is be mutually connected vertically
Precast concrete beam 1 and precast concrete column 2, and be reserved with beam column seam 3 between the two, the precast concrete beam 1 and pre-
At least one of pre-stressing tendon 6 is equipped in concrete column 2 processed；Pre-stressing tendon 6 along precast concrete beam 1 length
Direction it is elongated setting and end successively pass perpendicularly through beam column seam 3 and precast concrete column 2.According to the size of prefabricated beam column
Multiple groups pre-stressing tendon 6 can be set, shown in Figure 4, in this example, parallel interval is provided with twice and answers in advance in same plane
Power tendon 6.
Grouting material 7 has been poured in the beam column seam 3；The grouting material 7 be non-shrinkage cement-based high-intensity fiber grouting material,
Ungauged regions epoxy resin grouting material or ungauged regions penetrative polymer mortar, one day compression strength are greater than 20MPa, 28 days pressure resistances
Degree is not less than the intensity of precast concrete beam 1 and precast concrete column 2.
It is correspondingly provided in the precast concrete beam 1 and precast concrete column 2 pre-buried in the beam of pre-stressing tendon 6
Pre-buried pipeline 2.1 in pipeline 1.1 and column；Pre-buried pipeline 2.1 is metal bellows in pre-buried pipeline 1.1 and column in the beam,
Its end is no more than 2 lateral surface of precast concrete beam 1 and precast concrete column.
It is connected between the end of pre-buried pipeline 2.1 by elastic bellows 5 in pre-buried pipeline 1.1 and column in the beam；Institute
Elastic bellows 5 are stated horizontal through beam column seam 3 and both ends are correspondingly sleeved in beam pre-buried pipeline in pre-buried pipeline 1.1 and column
On the outside of 2.1 end, forms continuous pre-stressing tendon and reserve channel；5 internal diameter of elastic bellows is greater than pre-buried in beam
10~20mm of outer diameter of pre-buried pipeline 2.1 in pipeline 1.1 and column, central axes and built-in pipe in pre-buried pipeline 1.1 in beam and column
The central axes in road 2.1 are overlapped.
In this example, the elastic bellows 5 are PVC bellows, or can also select other flexible bellowss,
Elastic bellows 5 are adhesively fixed using sealant tape in 2.1 end of pipeline pre-buried in pipeline 1.1 pre-buried in beam or column, prefabricated mixed
During solidifying soil beam 1 docks precast concrete column 2, precompressed elastic bellows 5 are in precast concrete beam 1 or precast concrete column
2 reserved 4 insides of hemispherical groove, after 1 position of precast concrete beam adjusts, release is applied on elastic bellows 5
Pressure makes 4 inside of hemispherical groove that jacking is reserved to precast concrete beam 1 or precast concrete column 2, at this point, elastic corrugated
Pipe is socketed in beam in pre-buried pipeline 1.1 and column simultaneously on pre-buried pipeline 2.1, forms that continuous pre-stressing tendon is reserved to be led to
Road.
Shown in Figure 4, correspondence is provided with receiving bullet on the interface of the precast concrete beam 1 and precast concrete column 2
The hemispherical groove 4 of property bellows 5；The centre of sphere of the hemispherical groove 4 and corresponding precast concrete beam 1 and precast concrete
The interface of column 2 is concordant and on the axis of pre-buried pipeline 2.1 in pre-buried pipeline 1.1 in beam and column；The reserved hemispherical
The diameter of groove 4 is 1.1~1.5 times of 5 outer diameter of elastic bellows.
A kind of construction method of the prefabricated beam column seam construction of socket bellows as mentioned, the specific steps are as follows:
Step 1: prefabricated processing precast concrete beam 1 and precast concrete column 2: in precast concrete beam 1 and precast concrete column
Hemispherical groove 4 is reserved in 2, and pre-buried pipeline 2.1 in pre-buried pipeline 1.1 and column is set in beam.
Step 2: precast concrete column 2 is lifted in place.
Step 3: pre-buried pipeline 2.1 is inserted in beam in pre-buried pipeline 1.1 or column in 5 one end of elastic bellows and using close
Sealed adhesive tape 8 is adhesively fixed.
Step 4: hoisting prefabricated beams of concrete 1, with rigid 5 free end of tabletting precompressed elastic bellows: it is shown in Figure 2,
Elastic bellows 5 are socketed in the end of pre-buried pipeline 1.1 in beam in embodiment one and are compressed to the half of precast concrete beam 1
In spherical groove；Different from embodiment, shown in Figure 3, in embodiment two, elastic bellows 5 are socketed in pre-buried pipeline in column
2.1 end is simultaneously compressed in the hemispherical groove of precast concrete column 2, adjusts precast concrete beam position, it is ensured that pre- in beam
The central axes of pre-buried pipeline 2.1 are overlapped in pipe laying road 1.1 and column.
Step 5: removing rigid tabletting, 5 free end of elastic bellows is made to recoil to pre-buried pipeline 2.1 or beam in docking column
On interior pre-buried pipeline 1.1.
Step 6: wearing pre-stressing tendon 6 in pre-buried pipeline 2.1 in pre-buried pipeline 1.1 and column in beam.
Step 7: in 3 outside supporting module of beam column seam.
Step 8: pouring grouting material 7 into beam column seam 3, precast concrete beam 1 and precast concrete column 2 are connected into
It is whole.
The rigidity tabletting can be rectangular sheet, notch position of the both ends lateral sealing in hemispherical groove 4；It or is C
Shape part, is vertically connected to the both ends of elastic bellows 5, or can also be other structures, can play elasticity of compression bellows 5
Temporary spacing is fixed simultaneously.
Claims (10)
1. a kind of prefabricated beam column seam construction for being socketed bellows, including the precast concrete beam (1) that is mutually connected vertically and in advance
Concrete column (2) processed, and be reserved with beam column seam (3) between the two, it is characterised in that: the precast concrete beam (1) and pre-
At least one of pre-stressing tendon (6) is equipped in concrete column (2) processed；
Pre-stressing tendon (6) is along the elongated setting of length direction of precast concrete beam (1) and end successively passes perpendicularly through beam
Column seam (3) and precast concrete column (2).
2. the prefabricated beam column seam construction of socket bellows according to claim 1, it is characterised in that: the concrete
Pre-buried pipeline (1.1) and column in the beam of pre-stressing tendon (6) are correspondingly provided in Tu Liang (1) and precast concrete column (2)
Interior pre-buried pipeline (2.1)；
Pre-buried pipeline (2.1) is metal bellows in pre-buried pipeline (1.1) and column in the beam, and end is no more than prefabricated mixed
Solidifying Tu Liang (1) and precast concrete column (2) lateral surface.
3. the prefabricated beam column seam construction of socket bellows according to claim 2, it is characterised in that: pre-buried in the beam
Pre-buried pipeline (2.1) end is connected by elastic bellows (5) in pipeline (1.1) and column；
The elastic bellows (5) horizontal through beam column seam (3) and both ends be correspondingly sleeved in beam pre-buried pipeline (1.1) and
Pre-buried pipeline (2.1) end in column.
4. the prefabricated beam column seam construction of socket bellows according to claim 3, it is characterised in that: described elastic corrugated
Manage outer diameter 10~20mm of (5) internal diameter greater than pre-buried pipeline (2.1) in pre-buried pipeline (1.1) in beam and column, central axes and beam
The central axes of pre-buried pipeline (2.1) are overlapped in interior pre-buried pipeline (1.1) and column.
5. the prefabricated beam column seam construction of socket bellows according to claim 3 or 4, it is characterised in that: described prefabricated
It is corresponding on beams of concrete (1) and the interface of precast concrete column (2) to be provided with the hemispherical groove for accommodating elastic bellows (5)
(4).
6. the prefabricated beam column seam construction of socket bellows according to claim 5, it is characterised in that: the hemispherical is recessed
The centre of sphere of slot (4) is concordant with corresponding precast concrete beam (1) and the interface of precast concrete column (2) and is located at pre- in beam
In pipe laying road (1.1) and column on the axis of pre-buried pipeline (2.1).
7. the prefabricated beam column seam construction of socket bellows according to claim 6, it is characterised in that: the reserved hemisphere
The diameter of connected in star (4) is 1.1~1.5 times of elastic bellows (5) outer diameter.
8. according to claim 1 to the prefabricated beam column seam construction for being socketed bellows described in any one of 4,6,7, feature
It is: has poured grouting material (7) in the beam column seam (3)；
The grouting material (7) is that non-shrinkage cement-based high-intensity fiber grouting material, ungauged regions epoxy resin grouting material or ungauged regions are high
Strength polymer mortar, one day compression strength are greater than 20MPa, and 28 days compression strength is not less than precast concrete beam (1) and prefabricated
The intensity of concrete column (2).
9. the prefabricated beam column seam construction of socket bellows according to claim 5, it is characterised in that: the beam column seam
(3) grouting material (7) have been poured in；
The grouting material (7) is that non-shrinkage cement-based high-intensity fiber grouting material, ungauged regions epoxy resin grouting material or ungauged regions are high
Strength polymer mortar, one day compression strength are greater than 20MPa, and 28 days compression strength is not less than precast concrete beam (1) and prefabricated
The intensity of concrete column (2).
10. a kind of construction party of the prefabricated beam column seam construction of socket bellows as claimed in any one of claims 1 to 9
Method, which is characterized in that specific step is as follows:
Step 1: prefabricated processing precast concrete beam (1) and precast concrete column (2): in precast concrete beam (1) and prefabricated mixed
Hemispherical groove (4) are reserved in solidifying earth pillar (2), and pre-buried pipeline (2.1) in pre-buried pipeline (1.1) and column is set in beam；
Step 2: precast concrete column (2) are lifted in place；
Step 3: pre-buried pipeline (2.1) in pre-buried pipeline (1.1) or column is inserted in beam in elastic bellows (5) one end and is used
Sealant tape (8) is adhesively fixed in pipeline (1.2) pre-buried in pipeline (1.1) pre-buried in beam or column；
Step 4: hoisting prefabricated beams of concrete (1) adjusts concrete with rigid tabletting precompressed elastic bellows (5) free end
Tu Liang (1) position, it is ensured that the central axes of pre-buried pipeline (2.1) are overlapped in pre-buried pipeline (1.1) and column in beam；
Step 5: removing rigid tabletting, elastic bellows (5) free end is made to recoil to pre-buried pipeline (2.1) or beam in docking column
On interior pre-buried pipeline (1.1)；
Step 6: wearing pre-stressing tendon (6) in pre-buried pipeline (2.1) in pre-buried pipeline (1.1) and column in beam；
Step 7: the supporting module on the outside of beam column seam (3)；
Step 8: pouring grouting material (7) into beam column seam (3), precast concrete beam (1) and precast concrete column (2) are connected
It is connected into entirety.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910476216.8A CN110258793B (en) | 2019-06-03 | 2019-06-03 | Prefabricated beam column joint structure of sleeved corrugated pipe and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910476216.8A CN110258793B (en) | 2019-06-03 | 2019-06-03 | Prefabricated beam column joint structure of sleeved corrugated pipe and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110258793A true CN110258793A (en) | 2019-09-20 |
| CN110258793B CN110258793B (en) | 2024-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910476216.8A Active CN110258793B (en) | 2019-06-03 | 2019-06-03 | Prefabricated beam column joint structure of sleeved corrugated pipe and construction method thereof |
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| CN (1) | CN110258793B (en) |
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| CN110872868A (en) * | 2019-11-08 | 2020-03-10 | 浙江中清大建筑产业化有限公司 | Enhanced anchor-pulling type plate column node connecting device |
| WO2022021105A1 (en) * | 2020-07-29 | 2022-02-03 | 黄寿美 | Prefabricated beam column sleeved with corrugated pipe |
| CN115370001A (en) * | 2022-09-09 | 2022-11-22 | 龙信建设集团有限公司 | Grouting construction process for prestress assembly type concrete frame joint |
| WO2024187226A1 (en) * | 2023-03-10 | 2024-09-19 | SRG Global IP Pty Ltd | Enhanced connector for use in forming joints |
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| WO2024187226A1 (en) * | 2023-03-10 | 2024-09-19 | SRG Global IP Pty Ltd | Enhanced connector for use in forming joints |
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| Publication number | Publication date |
|---|---|
| CN110258793B (en) | 2024-04-26 |
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