CN106703190A - Prefabricating beam column joint structure containing prestressing pore path and construction method thereof - Google Patents
Prefabricating beam column joint structure containing prestressing pore path and construction method thereof Download PDFInfo
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- CN106703190A CN106703190A CN201710113805.0A CN201710113805A CN106703190A CN 106703190 A CN106703190 A CN 106703190A CN 201710113805 A CN201710113805 A CN 201710113805A CN 106703190 A CN106703190 A CN 106703190A
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- Prior art keywords
- precast concrete
- buried duct
- post
- buried
- duct
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- 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
-
- 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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
-
- 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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6801—Fillings therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a prefabricating beam column joint structure containing a prestressing pore path and a construction method thereof. The joint construe is composed of a prefabricating concrete beam, a prefabricating concrete column, a beam column joint and a prestressing reinforcing steel bar tendon, the ends of a pre-burying pore path in the beam and a pre-burying pore path in the column penetrate through a sealing ring and are sealed through a sealing tape, the pre-burying pore path in the beam and the pre-burying pore path in the column can be extended to be subjected to butt joint and sealed through the sealing tape so to form a reinforcing steel bar tendon reserved passage of which the middle part is sealed, the prestressing reinforcing steel bar tendon is arranged in the reinforcing steel bar tendon reserved passage, a grouting material is cast into the beam column joint so as to connect the beam column and the concrete together. According to the prefabricating beam column joint structure containing the prestressing pore path and the construction method thereof, on the premise that the leakproofness of the prestressing pore path is guaranteed, the structure is simple and the construction is convenient, and thus the consistency of the prestressing pore path and the leakproofness of the joint are guaranteed, so that the on-spot construction is convenient and fast.
Description
Technical field
The present invention relates to beam column mounting technique field, and in particular to a kind of prefabricated beam column seam construction containing prestressed pore passage
And its construction method, it is mainly used in the seam of the prestressing force prefabricated beam column of assembly concrete frame structure.
Background technology
Precast Concrete Frame is a kind of industrialized architecture production mode, so that its speed of application is fast, economic benefit
Increasingly paid close attention to by owner and designer the advantages of good with environmental benefit.Precast concrete has production efficiency
Height, good product quality, environmental pollution is small, the advantages of beneficial to sustainable development, but due to the imperfection of assembly connection technology, in advance
Concrete component processed also has a certain distance there was only preferable, ripe solution at aspects such as antidetonations relative to cast-in-place building of building
Problem on assembly connection, could realize the development in an all-round way of precast concrete, realize the strategy and policy of national energy-saving emission reduction.
Current Precast Concrete Frame is primarily present problems with prefabricated beam column seam construction：
1. generally between 10mm~30mm, operating space is small, to prestress hole for joint gap between precast beam and prefabricated post
The sealing in road is not easy to operate.
2. due to the presence of construction error, prestressed pore passage can not be docked completely in seam crossing in beam column, increased pre- answering
The difficulty of power muscle laying.
The content of the invention
It is an object of the invention to provide a kind of prefabricated beam column seam construction and its construction method containing prestressed pore passage, mesh
Be ensure prestressed pore passage sealing on the premise of, as far as possible simplify seam construction, make site operation convenient, fast, use
The prefabricated post and precast beam of factorial praluction, directly lift after being transported to scene, after beam column is in place, post-tensioned prestressing muscle are passed through into beam
Post reserving hole channel, needs to fill beam column seam with high-strength grout before prestressed stretch-draw is implemented to node, and ensures to fill
Slurry cannot flow into wherein unclosed prestressed pore passage.
In order to realize above-mentioned task, the present invention uses following technical solution：
A kind of prefabricated beam column seam construction containing prestressed pore passage, including precast concrete beam and precast concrete column, it is described pre-
Beam column seam is reserved between beams of concrete processed and precast concrete column, it is characterised in that：The precast concrete beam with it is prefabricated
The corresponding connection parts position of concrete column is respectively equipped with beam pre-buried duct, pre-buried duct and post in the beam in pre-buried duct and post
It is connected and sealed by containment member between interior pre-buried duct, forms the tendon reserved passageway of intermediate seal, the reinforcing bar
Pre-stressing tendon is set in beam reserved passageway；Grouting material is poured in the beam column seam, with precast concrete beam and prefabricated mixed
Solidifying earth pillar links into an integrated entity.
Used as the preferred technical solution of the present invention, the containment member is pre- in pre-buried duct and post in beam to be separately positioned on
A pair of seal rings of cell end portion is buried, after sealing ring slitless connection, the outside of joint is sealed with sealant tape.
Further preferably, the containment member includes being arranged on of pre-buried cell end portion in pre-buried duct in beam or post
Sealing ring, is not provided with the post of sealing ring pre-buried duct in pre-buried duct or beam and outwardly forms linkage section, the linkage section
With the seamless socket of sealing ring, sealed with sealant tape outside socket place.
Further preferably, the containment member is outside by the close side end in pre-buried duct in pre-buried duct in beam and post
Protrusion forms two linkage sections respectively, and two linkage section slitless connections, joint is sealed with sealant tape.
Further preferably, the sealing ring is taper type, the afterbody in pre-buried duct in pre-buried duct in beam or post
Internal diameter is identical with the internal diameter in pre-buried duct in pre-buried duct in the beam or post, away from pre-buried duct in pre-buried duct in beam or post
Head diameter of the external diameter more than pre-buried duct in pre-buried duct in the beam or post, its axis and pre-buried duct in beam and
The axis in pre-buried duct overlaps in post.
Further preferably, the end for setting pre-buried duct in pre-buried duct and/or post in the beam of sealing ring is recessed described pre-
Beams of concrete processed or precast concrete column 20~50mm of end face, accordingly, sealing ring is pre-buried in pre-buried duct in beam or post
The afterbody in duct inserts 20~50mm in precast concrete beam or precast concrete column respectively, and with pre-buried duct in beam or post in
Pre-buried duct is connected, and realizes slitless connection.
Further preferably, the linkage section protrude the length of corresponding precast concrete beam or precast concrete column for 2~
15mm；It is 2~15mm that the sealing ring protrudes precast concrete beam or the length of precast concrete column.
Further preferably, pre-buried duct is identical with the material in pre-buried duct in post in the beam, is metal bellows or modeling
Material bellows.
Further preferably, the grouting material for being poured in the beam column seam is non-shrinkage cement-based high-intensity fiber grouting material, nothing
Epoxy resin grouting material or ungauged regions penetrative polymer mortar are shunk, its 1 day intensity is more than 20MPa, and compression strength is not small within 28 days
In precast concrete column intensity.
Additionally, the present invention also provides the construction method of the above-mentioned prefabricated beam column seam construction containing prestressed pore passage, it is special
Levy and be, comprise the following steps：
Step one, pre-buried duct in pre-buried duct or post is set in beam in precast concrete beam and precast concrete column；
Step 2, using sealing ring as containment member when, sealing ring is inserted into precast concrete beam or precast concrete column simultaneously
It is connected；
The lifting of step 3, precast concrete beam and precast concrete column is in place and is fixed temporarily；
Step 4, position adjustment is carried out to precast concrete beam and precast concrete column, it is ensured that pre- in pre-buried duct and post in beam
The axis in buried via hole road overlaps；
Step 5, wear pre-stressing tendon in pre-buried duct in pre-buried duct and post in the beam；
Step 6, wind close on the outside of the joint in pre-buried duct in pre-buried duct and post in two joints or beam of sealing ring
Sealed adhesive tape is sealed, and pre-buried duct is closed；
Step 7, the supporting module on the outside of beam column seam；
Step 8, to grouting material is poured in beam column seam, beam column concrete is linked together.
Compared with prior art, it is of the invention it is a technical advantage that：
(1) pre-buried cell end portion is directly protruded by sealing ring or duct termination in pre-buried duct and post in beam, then with sealing
Rubber belt sealing, reasonable in design, simple structure on the premise of prestressed pore passage sealing is ensured, in advance should be effectively ensured in beam column
Power duct is docked completely in seam crossing, reduces the difficulty of presstressed reinforcing steel laying；
(2) easy construction, first installs sealing ring or duct termination directly protrudes when prefabricated, so in prefabricated post and prefabricated beam end
Prefabricated post and precast beam are installed afterwards, then post-tensioned prestressing muscle is passed through into beam column reserving hole channel, around seam crossing prestressed pore passage
Winding sealant tape, finally by the high-strength slurry connection beam column concrete of beam column seam support mold pouring, easy construction is efficiently solved
Because beam column seaming operation space is small, to the not easy-operating technical barrier of sealing of prestressed pore passage.
Brief description of the drawings
By the detailed description made in conjunction with the following drawings, of the invention above-mentioned and/or other aspects and advantage will become
Become apparent from and be easier to understand, these accompanying drawings are schematical, are not intended to limit the present invention, wherein：
Fig. 1 is the connection in pre-buried duct in pre-buried duct and post in the beam of the prefabricated beam column seam structure of example of the present invention
End structure schematic diagram；
Fig. 2 is the connection end in pre-buried duct in pre-buried duct and post in the beam of the prefabricated beam column seam structure of example of the present invention two
Structural representation；
Fig. 3 is the connection in pre-buried duct in pre-buried duct and post in the beam of the prefabricated beam column seam structure of example of the present invention three
End structure schematic diagram；
Fig. 4 is the view that the prefabricated beam column seam structure pre-stressing tendon construction of example of the present invention three is completed；
Fig. 5 is the overall schematic after the completion of the prefabricated beam column seam structure prestressing force integral construction of example of the present invention three.
Reference：It is pre-buried duct in 1- precast concrete beams, 1.1- beams, 2- precast concrete columns, pre-buried in 2.1- posts
Duct, 3- beam columns seam, 4- sealing rings, 5- sealant tapes, 6- pre-stressing tendons, 7- grouting materials.
Specific embodiment
Hereinafter, the prefabricated beam column seam construction containing prestressed pore passage of the invention and its construction are described with reference to the accompanying drawings
The embodiment of method.
The embodiment recorded herein is specific specific embodiment of the invention, for illustrating design of the invention,
It is explanatory and exemplary, should not be construed as the limitation to embodiment of the present invention and the scope of the invention.Except what is recorded herein
Implement exception, those skilled in the art can also be based on the application claims and specification disclosure of that using aobvious
Other technical schemes being clear to, these technical schemes include any obvious using making for the embodiment to recording herein
The technical scheme of substitutions and modifications.
The accompanying drawing of this specification is schematic diagram, aids in illustrating design of the invention, it is schematically indicated the shape of each several part
And its correlation.Note that for the ease of clearly showing the structure of each part of the embodiment of the present invention, between each accompanying drawing
Do not drawn according to identical ratio.Identical reference marker is used to represent identical part.Such as Fig. 1~5, the present invention relates to one
The prefabricated beam column seam construction containing prestressed pore passage is planted, by precast concrete beam 1, precast concrete column 2 and pre-stressing tendon 6
Composition, specifically divides three embodiments to be described as follows：
Embodiment one
Such as Fig. 1, a kind of prefabricated beam column seam construction containing prestressed pore passage, including precast concrete beam 1 and precast concrete column
2, beam column seam 3 is reserved between precast concrete beam 1 and precast concrete column 2, it is characterised in that：Precast concrete beam 1 with
The corresponding connection parts position of precast concrete column 2 is respectively equipped with beam pre-buried duct 2.1 in pre-buried duct 1.1 and post, pre-buried in beam
It is connected and sealed by containment member between pre-buried duct 2.1 in duct 1.1 and post, the tendon for forming intermediate seal is reserved
Passage, sets pre-stressing tendon 6 in tendon reserved passageway；Grouting material 7 is poured in beam column seam 3, with precast concrete beam 1
Linked into an integrated entity with precast concrete column 2.Containment member is to be separately positioned in beam pre-buried duct in pre-buried duct 1.1 and post
A pair of seal rings 4 of 2.1 ends, after the slitless connection of sealing ring 4, the outside of joint is sealed with sealant tape 5.Sealing ring
4 is taper type, in the beam in pre-buried duct 1.1 or post the internal diameter of the afterbody in pre-buried duct 2.1 and pre-buried duct 1.1 in beam or
The internal diameter in pre-buried duct 2.1 is identical in post, and the external diameter away from the head in pre-buried duct 2.1 in pre-buried duct 1.1 in beam or post is big
In the diameter in pre-buried duct 2.1 in pre-buried duct 1.1 in beam or post, its axis is pre-buried with pre-buried duct 1.1 in beam and post
The axis in duct 2.1 overlaps.
The recessed precast concrete beam 1 in end in pre-buried duct 2.1 in pre-buried duct 1.1 and post in the beam of sealing ring 4 is set
Or 20~the 50mm of end face of precast concrete column 2, accordingly, the pre-buried duct in pre-buried duct 1.1 in beam or post of sealing ring 4
2.1 afterbody inserts 20~50mm in precast concrete beam 1 or precast concrete column 2 respectively, and with pre-buried duct 1.1 in beam or
Pre-buried duct 2.1 is connected in post, realizes slitless connection.Sealing ring 4 protrudes precast concrete beam 1 or precast concrete column 2
Length be 2~15mm.
Embodiment two
Such as Fig. 2, a kind of prefabricated beam column seam construction containing prestressed pore passage, including precast concrete beam 1 and precast concrete column
2, beam column seam 3 is reserved between precast concrete beam 1 and precast concrete column 2, it is characterised in that：Precast concrete beam 1 with
The corresponding connection parts position of precast concrete column 2 is respectively equipped with beam pre-buried duct 2.1 in pre-buried duct 1.1 and post, pre-buried in beam
It is connected and sealed by containment member between pre-buried duct 2.1 in duct 1.1 and post, the tendon for forming intermediate seal is reserved
Passage, sets pre-stressing tendon 6 in tendon reserved passageway；Grouting material 7 is poured in beam column seam 3, with precast concrete beam 1
Linked into an integrated entity with precast concrete column 2.Containment member includes being arranged in beam pre-buried duct 2.1 in pre-buried duct 1.1 or post
One sealing ring 4 of end, is not provided with the post of sealing ring 4 pre-buried duct 1.1 in pre-buried duct 2.1 or beam and is outwardly formed
Linkage section, linkage section and the seamless socket of sealing ring 4, are sealed outside socket place with sealant tape 5.
The end of pre-buried duct 1.1 sets sealing ring 4 in beam in the present embodiment, and sealing ring 4 is taper type, pre-buried in beam
The internal diameter of the afterbody in duct 1.1 is identical with the internal diameter in pre-buried duct 1.1 in beam, away from beam the head in pre-buried duct 1.1 it is outer
Footpath more than pre-buried duct 1.1 in beam diameter, the axis in its axis and pre-buried duct 2.1 in pre-buried duct 1.1 in beam and post
Line overlaps, and pre-buried duct 2.1 outwardly forms linkage section, linkage section near one end of precast concrete beam 1 in another side column
With the seamless socket of sealing ring, sealed with sealant tape 5 outside socket place.
Recessed 20~the 50mm of end face of the precast concrete beam 1 in end in pre-buried duct 1.1 in the beam of sealing ring 4 is set,
Accordingly, the 20~50mm in the afterbody insertion precast concrete beam 1 in pre-buried duct 1.1 in beam of sealing ring 4, and it is pre- with beam
Buried via hole road 1.1 is connected, and realizes slitless connection.The sealing ring 4 protrudes precast concrete beam 1 or precast concrete column 2
Length is 2~15mm.
Embodiment three
Such as Fig. 3~5, a kind of prefabricated beam column seam construction containing prestressed pore passage, including precast concrete beam 1 and precast concrete
Post 2, is reserved with beam column seam 3 between precast concrete beam 1 and precast concrete column 2, it is characterised in that：Precast concrete beam 1
Pre-buried duct 2.1 in pre-buried duct 1.1 and post is respectively equipped with beam with the corresponding connection parts of precast concrete column 2 position, it is pre- in beam
It is connected and sealed by containment member between pre-buried duct 2.1 in buried via hole road 1.1 and post, the tendon for forming intermediate seal is pre-
Passage is stayed, pre-stressing tendon 6 is set in tendon reserved passageway；Grouting material 7 is poured in beam column seam 3, with precast concrete
Beam 1 and precast concrete column 2 link into an integrated entity.Containment member is close by pre-buried duct 2.1 in pre-buried duct 1.1 in beam and post
One side end outwardly forms two linkage sections respectively, and two linkage section slitless connections, joint is sealed with sealant tape 5.
It is 2~15mm that linkage section protrudes corresponding precast concrete beam 1 or the length of precast concrete column 2.
In above three embodiment, pre-buried duct 1.1 is identical with the material in pre-buried duct 2.1 in post in beam, is metal
Bellows or plastic film capicitor.The grouting material poured in beam column seam 3 is non-shrinkage cement-based high-intensity fiber grouting material, ungauged regions
Epoxy resin grouting material or ungauged regions penetrative polymer mortar, its 1 day intensity are more than 20MPa, and 28 days compression strength is not less than pre-
The intensity of concrete column processed 2.
The present invention also provides the construction method of the above-mentioned prefabricated beam column seam construction containing prestressed pore passage, and its feature exists
In comprising the following steps：
Step one, pre-buried duct in pre-buried duct 1.1 or post is set in beam in precast concrete beam 1 and precast concrete column 2
2.1；
Step 2, using sealing ring 4 as containment member when, sealing ring 4 is inserted into precast concrete beam 1 or precast concrete column
2 and it is connected；
Step 3, precast concrete beam 1 and precast concrete column 2 are lifted in place and fixed temporarily；
Step 4, position adjustment is carried out to precast concrete beam 1 and precast concrete column 2, it is ensured that pre-buried duct 1.1 and post in beam
The axis in interior pre-buried duct 2.1 overlaps；
Step 5, wear pre-stressing tendon 6 in pre-buried duct 2.1 in pre-buried duct 1.1 and post in the beam；
Step 6, in two joints or beam of sealing ring 4 in pre-buried duct 1.1 and post outside the joint in pre-buried duct 2.1
Side winding sealant tape 5 is sealed, and pre-buried duct is closed；
It is step 7, last in the outside supporting module of beam column seam 3；
Step 8, to grouting material 7 is poured in beam column seam 3, beam column concrete is linked together.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all it is of the invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of prefabricated beam column seam construction containing prestressed pore passage, including precast concrete beam（1）And precast concrete column
（2）, the precast concrete beam（1）And precast concrete column（2）Between be reserved with beam column seam（3）, it is characterised in that：It is described
Precast concrete beam（1）With precast concrete column（2）Corresponding connection parts position be respectively equipped with pre-buried duct in beam（1.1）In post
Pre-buried duct（2.1）, pre-buried duct in the beam（1.1）With pre-buried duct in post（2.1）Between carried out by containment member it is close
Envelope connection, forms the tendon reserved passageway of intermediate seal, and pre-stressing tendon is set in the tendon reserved passageway（6）；Institute
State beam column seam（3）Grouting material is inside poured（7）, with precast concrete beam（1）And precast concrete column（2）Link into an integrated entity.
2. a kind of prefabricated beam column seam construction containing prestressed pore passage according to claim 1, it is characterised in that：It is described close
Envelope component is to be separately positioned on pre-buried duct in beam（1.1）With pre-buried duct in post（2.1）A pair of seal rings of close end
（4）, sealing ring（4）After slitless connection, the outside sealant tape of joint（5）Sealed.
3. a kind of prefabricated beam column seam construction containing prestressed pore passage according to claim 1, it is characterised in that：It is described close
Envelope component includes being arranged on pre-buried duct in beam（1.1）Or pre-buried duct in post（2.1）One sealing ring of end（4）, do not set
Put sealing ring（4）Post in pre-buried duct（2.1）Or pre-buried duct in beam（1.1）Outwardly form linkage section, the connection
Section and sealing ring（4）Seamless socket, uses sealant tape outside socket place（5）Sealed.
4. a kind of prefabricated beam column seam construction containing prestressed pore passage according to claim 1, it is characterised in that：It is described close
Envelope component is by pre-buried duct in beam（1.1）With pre-buried duct in post（2.1）A close side end outwardly forms two respectively
Linkage section, two linkage section slitless connections, joint sealant tape（5）Sealed.
5. a kind of prefabricated beam column seam construction containing prestressed pore passage according to Claims 2 or 3, it is characterised in that：Institute
State sealing ring（4）It is taper type, near pre-buried duct in beam（1.1）Or pre-buried duct in post（2.1）Afterbody internal diameter and institute
State pre-buried duct in beam（1.1）Or pre-buried duct in post（2.1）Internal diameter it is identical, away from pre-buried duct in beam（1.1）Or in post
Pre-buried duct（2.1）Head external diameter more than pre-buried duct in the beam（1.1）Or pre-buried duct in post（2.1）Diameter,
Its axis and pre-buried duct in beam（1.1）With pre-buried duct in post（2.1）Axis overlap.
6. a kind of prefabricated beam column seam construction containing prestressed pore passage according to claim 5, it is characterised in that：Set close
Seal ring（4）Beam in pre-buried duct（1.1）And/or pre-buried duct in post（2.1）The recessed precast concrete beam in end（1）
Or precast concrete column（2）20~50mm of end face, accordingly, sealing ring（4）Near pre-buried duct in beam（1.1）Or it is pre-buried in post
Duct（2.1）Afterbody insert precast concrete beam respectively（1）Or precast concrete column（2）Interior 20~50mm, and it is pre- with beam
Buried via hole road（1.1）Or pre-buried duct in post（2.1）It is connected, realizes slitless connection.
7. a kind of prefabricated beam column seam construction containing prestressed pore passage according to claim 4 or 6, it is characterised in that：Institute
State linkage section and protrude corresponding precast concrete beam（1）Or precast concrete column（2）Length be 2~15mm；The sealing ring（4）
Prominent precast concrete beam（1）Or precast concrete column（2）Length be 2~15mm.
8. a kind of prefabricated beam column seam construction containing prestressed pore passage according to claim 7, it is characterised in that：The beam
Interior pre-buried duct（1.1）With pre-buried duct in post（2.1）Material it is identical, be metal bellows or plastic film capicitor.
9. a kind of prefabricated beam column seam construction containing prestressed pore passage according to claim 7, it is characterised in that：The beam
Post seam（3）The grouting material for inside pouring is non-shrinkage cement-based high-intensity fiber grouting material, ungauged regions epoxy resin grouting material or nothing
Penetrative polymer mortar is shunk, its 1 day intensity is more than 20MPa, and compression strength is not less than precast concrete column within 28 days（2）It is strong
Degree.
10. the construction method of the prefabricated beam column seam construction containing prestressed pore passage according to more than described in 1~9 any one, its
It is characterised by, comprises the following steps：
Step one, in precast concrete beam（1）And precast concrete column（2）Pre-buried duct in beam is set（1.1）Or it is pre-buried in post
Duct（2.1）；
Step 2, use sealing ring（4）During as containment member, by sealing ring（4）Insertion precast concrete beam（1）Or it is prefabricated mixed
Solidifying earth pillar（2）And be connected；
Step 3, precast concrete beam（1）And precast concrete column（2）Lifting is in place and is fixed temporarily；
Step 4, to precast concrete beam（1）And precast concrete column（2）Carry out position adjustment, it is ensured that pre-buried duct in beam
（1.1）With pre-buried duct in post（2.1）Axis overlap；
Step 5, the pre-buried duct in beam（1.1）With pre-buried duct in post（2.1）Inside wear pre-stressing tendon（6）；
Step 6, in two sealing rings（4）Joint or beam in pre-buried duct（1.1）With pre-buried duct in post（2.1）It is right
Connect place outside winding sealant tape（5）Sealed, pre-buried duct is closed；
Step 7, in beam column seam（3）Outside supporting module；
Step 8, to beam column seam（3）Inside pour grouting material（7）, beam column concrete is linked together.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710113805.0A CN106703190A (en) | 2017-02-28 | 2017-02-28 | Prefabricating beam column joint structure containing prestressing pore path and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710113805.0A CN106703190A (en) | 2017-02-28 | 2017-02-28 | Prefabricating beam column joint structure containing prestressing pore path and construction method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109235288A (en) * | 2018-11-15 | 2019-01-18 | 天津城建大学 | The sealing structure and method of presstressed reinforcing steel duct in beam sections Mosaic face |
| CN109811657A (en) * | 2019-01-23 | 2019-05-28 | 南昌大学 | A kind of precast concrete is wet to connect a section prestressed pipe pipeline construction method |
| CN110258793A (en) * | 2019-06-03 | 2019-09-20 | 中国建筑股份有限公司 | A kind of prefabricated beam column seam construction and its construction method being socketed bellows |
| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109235288A (en) * | 2018-11-15 | 2019-01-18 | 天津城建大学 | The sealing structure and method of presstressed reinforcing steel duct in beam sections Mosaic face |
| CN109235288B (en) * | 2018-11-15 | 2023-11-24 | 天津城建大学 | Construction method of sealing structure of prestressed rib duct in joint surface of segmental beam |
| CN109811657A (en) * | 2019-01-23 | 2019-05-28 | 南昌大学 | A kind of precast concrete is wet to connect a section prestressed pipe pipeline construction method |
| CN110258793A (en) * | 2019-06-03 | 2019-09-20 | 中国建筑股份有限公司 | A kind of prefabricated beam column seam construction and its construction method being socketed bellows |
| CN110258793B (en) * | 2019-06-03 | 2024-04-26 | 中国建筑股份有限公司 | Prefabricated beam column joint structure of sleeved corrugated pipe and construction method thereof |
| 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 |
| CN115370001B (en) * | 2022-09-09 | 2024-04-09 | 龙信建设集团有限公司 | Grouting construction process for prestressed assembled concrete frame joints |
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Application publication date: 20170524 |