CN108661171A - A kind of prefabricated assembled concrete frame joint connection structure - Google Patents
A kind of prefabricated assembled concrete frame joint connection structure Download PDFInfo
- Publication number
- CN108661171A CN108661171A CN201810717493.9A CN201810717493A CN108661171A CN 108661171 A CN108661171 A CN 108661171A CN 201810717493 A CN201810717493 A CN 201810717493A CN 108661171 A CN108661171 A CN 108661171A
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- joint connection
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- 239000004567 concrete Substances 0.000 title claims abstract description 33
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 36
- 235000010627 Phaseolus vulgaris Nutrition 0.000 claims abstract description 15
- 244000046052 Phaseolus vulgaris Species 0.000 claims abstract description 15
- 230000002787 reinforcement Effects 0.000 claims abstract description 15
- 239000007787 solid Substances 0.000 claims abstract description 10
- 238000005452 bending Methods 0.000 claims abstract description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 7
- 239000004917 carbon fiber Substances 0.000 claims description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 7
- 239000011150 reinforced concrete Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 2
- 230000015271 coagulation Effects 0.000 claims 1
- 238000005345 coagulation Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000009466 transformation Effects 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
- E04B1/21—Connections specially adapted therefor
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The invention discloses a kind of prefabricated assembled concrete frame joint connection structures, including Prefabricated superposed beam and cast in place frame column, Prefabricated superposed beam includes the concrete solid area of downside, the precast beam overlapping layers of upside and the cast-in-place reserved groove of end, bending up for being stretched out in cast-in-place reserved groove is preset with prestress wire, it is using deck-siding center line as reference, equipped with U-shaped reinforcing rib, cast in place frame column is section cast-in-place structure, it is being equipped with column main reinforcement with concrete solid area and overlapping for precast beam overlapping layers at node, it is uniformly banded with column tie-bar in column main reinforcement, it is equipped with superposed surfaces reinforcing bar in precast beam overlapping layers and runs through entire node, high-grade concrete has been poured in cast-in-place reserved groove and entire bean column node.The present invention strengthens assembling frame beam-column connection, improves anti-seismic performance.
Description
Technical field
The present invention relates to technical field of construction, more particularly to a kind of prefabricated assembled concrete frame joint connection structure.
Background technology
2016 live build eight big major tasks of portion emphasize push assembled architecture make a breakthrough formula progress, assembled architecture
Application and research enter a new situation.But due to the restriction of China's standard of construction, the difficult point of assembled architecture, especially
Poor seismic behavior seriously restricts the development of assembled architecture.
And to improve assembled architecture poor seismic behavior this problem, strengthen bean column node and plays the role of key, beam column
Node assumes responsibility for prodigious hogging moment effect.Bean column node is the important component of reinforced concrete frame structure, including beam
The joint cores of column intersection and the beam-ends and styletable being attached thereto.
The bean column node of prefabricated assembled concrete structure will generally meet reasonable stress, good integrity, U.S. in design
The basic demands such as sight.Because diversification is also presented in the connection type of the difference of construction technology, bean column node, there is dry type connect, is wet
Formula connection etc., the material taken is also varied.But these connection methods too idealize mostly, for example dry type connects
It connects, the bolt connection of use is excessively complicated, high to precise requirements, and prodigious fiber crops are brought to component conveying and construction
It is tired.
Invention content
The present invention to solve the above problems, providing a kind of prefabricated assembled concrete frame joint connection structure, assemble by reinforcing
Formula frame beam column connecting node improves anti-seismic performance, solves that technique is excessively complicated, and required precision is higher, to component conveying and
Construction brings difficult problem.
In order to achieve the above objectives, the technical solution adopted by the present invention is：A kind of prefabricated assembled concrete frame joint connection
Structure, including Prefabricated superposed beam and cast in place frame column, Prefabricated superposed beam include the precast beam of the concrete solid area of downside, upside
The cast-in-place reserved groove of overlapping layers and end, interior the bending up for stretching of cast-in-place reserved groove is preset with prestress wire, with beam
Wide center line is reference, is equipped with U-shaped reinforcing rib, and cast in place frame column is section cast-in-place structure, with concrete solid area and in advance
It is equipped with column main reinforcement at the coincidence node of beam overlapping layers processed, is uniformly banded with column tie-bar in column main reinforcement, is equipped in precast beam overlapping layers
Superposed surfaces reinforcing bar simultaneously runs through entire node, and high-grade concrete has been poured in cast-in-place reserved groove and entire bean column node.
Further, U-shaped reinforcing rib is staggeredly arranged with prestress wire.
Further, frame column main reinforcement, frame column tie-bar and U-shaped reinforcing rib, overlapping level reinforcing bar are staggeredly arranged.
Further, concrete solid area is preferably C40 pea gravel concretens.
Further, high-grade concrete uses C45 carbon fiber reinforced concretes.
Further, prestress wire radical is at least 3, and U-shaped reinforcing rib radical is at least 2, superposed surfaces reinforcing bar radical
At least 3.
Specifically, cast-in-place reserved groove had both avoided the problem of prefabricated assembled bean column node is easy collision, also give cast-in-place
Carbon fiber reinforced concrete has stopped standard space, meanwhile, U-shaped reinforcing rib runs through bean column node, in just U-shaped, and the prestress steel that is staggered
Twisted wire, it is symmetrically placed using the wide center line of Prefabricated superposed beam as reference, it ensure that the globality of beam-to-column joint, and strengthen node
Bending resistance shear behavior.
Meanwhile it being segmented the cast in place frame column poured, it is poured into Prefabricated superposed beam beam bottom in advance, and in itself and Prefabricated superposed beam
Overlapping position be previously provided with column main reinforcement and uniformly fabricated construction is orderly held layer by layer to ensure that for the column tie-bar that has bound,
The collision that can more clearly avoid in bean column node between reinforcing bar and reinforcing bar interlocks.
In conclusion the present invention has following advantages：
What 1, the present invention used is all the building materials easily obtained, construction is simple, significant effect, can overcome and external be built about assembled
Build in bean column node work progress that technique is excessively complicated, required precision is excessively high, the problem of being brought a lot of trouble to transport and construction.
2, the present invention further strengthens assembled beam-column node using U-shaped reinforcing rib, improves the antidetonation of fabricated construction
Performance, and the preferable hidden danger for eliminating crack at node.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and embodiments：
Embodiment 1：
A kind of prefabricated assembled concrete frame joint connection structure, as shown in Figure 1, including Prefabricated superposed beam 1 and cast in place frame column
2。
Specifically, Prefabricated superposed beam 1 includes the concrete solid area 11 of downside, the precast beam overlapping layers 12 of upside and end
Cast-in-place reserved groove 13, bending up for stretching out in cast-in-place reserved groove 13 is preset with prestress wire 14, with deck-siding center
Line is reference, is equipped with U-shaped reinforcing rib 15, also, U-shaped reinforcing rib 15 is staggeredly arranged with the prestress wire 14, wherein pre-
14 radical of prestress steel strand is at least 3, and 22 radical of U-shaped reinforcing rib is at least 2, and concrete solid area 11 is preferably that C40 microliths are mixed
Solidifying soil, in the present embodiment, 14 radical of prestress wire is preferably 3, and 22 radical of U-shaped reinforcing rib is preferably 2.
So cast-in-place reserved groove had both avoided the problem of prefabricated assembled bean column node is easy collision, also gave cast-in-place carbon
Fiber concrete has stopped standard space, meanwhile, U-shaped reinforcing rib runs through bean column node, in just U-shaped, and the prestress steel twist that is staggered
Line, it is symmetrically placed using the wide center line of Prefabricated superposed beam as reference, it ensure that the globality of beam-to-column joint, and strengthen node
Bending resistance shear behavior.
With continued reference to attached drawing 1, cast in place frame column 2 is section cast-in-place structure, with concrete solid area 11 and precast beam
It is preset with column main reinforcement 21 at the coincidence node of overlapping layers 12, column tie-bar 22 is uniformly banded in column main reinforcement 21.
It is equipped with superposed surfaces reinforcing bar 16 in precast beam overlapping layers 12 and runs through entire node, cast-in-place reserved groove 13 and entire beam
High-grade concrete, preferably C45 carbon fiber reinforced concretes have been poured in Column border node, specifically, the cast in place frame column that segmentation pours,
It is poured into Prefabricated superposed beam beam bottom in advance, and is previously provided with column main reinforcement in the overlapping position of itself and Prefabricated superposed beam and uniformly binds
Column tie-bar to ensure that, fabricated construction is orderly held layer by layer, also can more clearly avoid reinforcing bar and reinforcing bar in bean column node
Between collision interlock.
Above, frame column main reinforcement 21, frame column tie-bar 22 and U-shaped reinforcing rib 15, overlapping level reinforcing bar 16 are staggered cloth
It sets, and it is preferably 3 that 16 radical of superposed surfaces reinforcing bar, which is at least 3 in this implementation column,.
It is worth noting that, strength grade of concrete of the present invention, the grade of all reinforcing bars, radical, the intensity of U-shaped reinforcing rib
Grade, radical are determined on a case-by-case basis using carbon fiber reinforced concrete or normal silicate concrete etc., with specific reference to actual design
It is required that the requirement of arrangement of reinforcement, the case where seismic behavior and determine.
It is further illustrated in conjunction with its Construction Principle：
Cast in place frame column has poured the column master at the position for overlapping cast in place frame column with precast beam to Prefabricated superposed beam bottom in advance
Muscle corrects, and has bound column tie-bar.
Prefabricated superposed beam is installed, and its end prestress wire is corrected, superposed surfaces reinforcing bar has then been bound, has paid attention to
It not collided with column main reinforcement.
In cast-in-place reserved groove, using deck-siding center line as reference, symmetrically placed U-shaped reinforcing rib, and correct, with after-pouring
C45 carbon fiber reinforced concretes are poured into bean column node, and the C40 pea gravel concretens for then carrying out precast beam overlapping layers pour, and shake
Smash repairerment.
The technical concepts and features of the above embodiment only to illustrate the invention, its object is to allow be familiar with technique
People cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent transformation or modification that Spirit Essence is done, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of prefabricated assembled concrete frame joint connection structure, it is characterised in that：Including Prefabricated superposed beam（1）With cast-in-place frame
Trestle（2）, the Prefabricated superposed beam（1）Concrete solid area including downside（11）, upside precast beam overlapping layers（12）With
The cast-in-place reserved groove of end（13）, the cast-in-place reserved groove（13）Bending up for interior stretching is preset with prestress wire
（14）, using deck-siding center line as reference, it is equipped with U-shaped reinforcing rib（15）, the cast in place frame column（2）For section cast-in-place structure,
Its with concrete solid area（11）With precast beam overlapping layers（12）Coincidence node at be equipped with column main reinforcement（21）, the column main reinforcement
（21）On be uniformly banded with column tie-bar（22）, the precast beam overlapping layers（12）It is interior to be equipped with superposed surfaces reinforcing bar（16）And through entire
Node, the cast-in-place reserved groove（13）With high-grade concrete has been poured in entire bean column node.
2. a kind of prefabricated assembled concrete frame joint connection structure according to claim 1, it is characterised in that：It is described U-shaped
Reinforcing rib（15）With the prestress wire（14）It is staggeredly arranged.
3. a kind of prefabricated assembled concrete frame joint connection structure according to claim 2, it is characterised in that：The frame
Column main reinforcement（21）, the frame column tie-bar（22）With the U-shaped reinforcing rib（15）, the overlapping level reinforcing bar（16）Be staggered cloth
It sets.
4. a kind of prefabricated assembled concrete frame joint connection structure according to claim 3, it is characterised in that：The coagulation
Tu Shitiqu（11）For C40 pea gravel concretens.
5. according to a kind of any one of Claims 1 to 4 prefabricated assembled concrete frame joint connection structure, feature exists
In：The high-grade concrete uses C45 carbon fiber reinforced concretes.
6. a kind of prefabricated assembled concrete frame joint connection structure according to claim 5, it is characterised in that：It is described pre- to answer
Power steel strand wires（14）Radical is at least 3, the U-shaped reinforcing rib（22）Radical is at least 2, the superposed surfaces reinforcing bar（16）Radical is extremely
It is 3 less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810717493.9A CN108661171A (en) | 2018-07-03 | 2018-07-03 | A kind of prefabricated assembled concrete frame joint connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810717493.9A CN108661171A (en) | 2018-07-03 | 2018-07-03 | A kind of prefabricated assembled concrete frame joint connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108661171A true CN108661171A (en) | 2018-10-16 |
Family
ID=63773878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810717493.9A Pending CN108661171A (en) | 2018-07-03 | 2018-07-03 | A kind of prefabricated assembled concrete frame joint connection structure |
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| Country | Link |
|---|---|
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914589A (en) * | 2019-03-27 | 2019-06-21 | 中国建筑标准设计研究院有限公司 | A kind of prestressed reinforced concrete prefabricated post vertical connection structure and its construction method |
| CN110528687A (en) * | 2019-07-24 | 2019-12-03 | 三一筑工科技有限公司 | A kind of assembling frame building structure and building body |
| CN110528686A (en) * | 2019-07-19 | 2019-12-03 | 三一筑工科技有限公司 | Assembled architecture and its construction method |
| CN110528684A (en) * | 2019-07-18 | 2019-12-03 | 三一筑工科技有限公司 | Assembly concrete component and concrete structural system |
| CN111576619A (en) * | 2020-05-29 | 2020-08-25 | 三一筑工科技有限公司 | Production method of high-strength concrete post-cast assembled frame system |
| CN111648468A (en) * | 2020-06-04 | 2020-09-11 | 广州瀚阳工程咨询有限公司 | Ultrahigh space utilization rate fabricated building system and efficient construction method thereof |
| CN111877546A (en) * | 2020-07-15 | 2020-11-03 | 太原理工大学 | Fabricated frame beam-column wet joint with buckling restrained brace and construction method |
| CN112081242A (en) * | 2020-09-30 | 2020-12-15 | 东南大学 | Assembled integral beam-column joint provided with shape memory alloy reinforcement and construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102747780A (en) * | 2012-06-28 | 2012-10-24 | 华汇工程设计集团股份有限公司 | Pre-tensioning-method pre-stress superposed beam building structure system and construction process thereof |
| JP2015017442A (en) * | 2013-07-11 | 2015-01-29 | 株式会社竹中工務店 | Reinforcement structure of beam-column joint |
| CN105625572A (en) * | 2016-02-29 | 2016-06-01 | 东南大学 | Prefabricated prestressed concrete frame beam-column joint making disparate use of high performance materials |
| CN206090815U (en) * | 2016-09-29 | 2017-04-12 | 中国航天建设集团有限公司 | Prefabricated assembled tube structure public building |
| CN208803562U (en) * | 2018-07-03 | 2019-04-30 | 江苏南通二建集团有限公司 | A kind of prefabricated assembled concrete frame joint connection structure |
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2018
- 2018-07-03 CN CN201810717493.9A patent/CN108661171A/en active Pending
Patent Citations (5)
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| CN102747780A (en) * | 2012-06-28 | 2012-10-24 | 华汇工程设计集团股份有限公司 | Pre-tensioning-method pre-stress superposed beam building structure system and construction process thereof |
| JP2015017442A (en) * | 2013-07-11 | 2015-01-29 | 株式会社竹中工務店 | Reinforcement structure of beam-column joint |
| CN105625572A (en) * | 2016-02-29 | 2016-06-01 | 东南大学 | Prefabricated prestressed concrete frame beam-column joint making disparate use of high performance materials |
| CN206090815U (en) * | 2016-09-29 | 2017-04-12 | 中国航天建设集团有限公司 | Prefabricated assembled tube structure public building |
| CN208803562U (en) * | 2018-07-03 | 2019-04-30 | 江苏南通二建集团有限公司 | A kind of prefabricated assembled concrete frame joint connection structure |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914589A (en) * | 2019-03-27 | 2019-06-21 | 中国建筑标准设计研究院有限公司 | A kind of prestressed reinforced concrete prefabricated post vertical connection structure and its construction method |
| CN109914589B (en) * | 2019-03-27 | 2024-02-13 | 中国建筑标准设计研究院有限公司 | Vertical connecting structure of prestressed reinforced concrete precast column and construction method thereof |
| CN110528684A (en) * | 2019-07-18 | 2019-12-03 | 三一筑工科技有限公司 | Assembly concrete component and concrete structural system |
| CN110528686A (en) * | 2019-07-19 | 2019-12-03 | 三一筑工科技有限公司 | Assembled architecture and its construction method |
| CN110528687A (en) * | 2019-07-24 | 2019-12-03 | 三一筑工科技有限公司 | A kind of assembling frame building structure and building body |
| CN111576619A (en) * | 2020-05-29 | 2020-08-25 | 三一筑工科技有限公司 | Production method of high-strength concrete post-cast assembled frame system |
| CN111576619B (en) * | 2020-05-29 | 2023-01-24 | 三一筑工科技股份有限公司 | Production method of high-strength concrete post-cast assembled frame system |
| CN111648468A (en) * | 2020-06-04 | 2020-09-11 | 广州瀚阳工程咨询有限公司 | Ultrahigh space utilization rate fabricated building system and efficient construction method thereof |
| CN111648468B (en) * | 2020-06-04 | 2022-01-28 | 瀚阳国际工程咨询有限公司 | Ultrahigh space utilization rate fabricated building system and efficient construction method thereof |
| CN111877546A (en) * | 2020-07-15 | 2020-11-03 | 太原理工大学 | Fabricated frame beam-column wet joint with buckling restrained brace and construction method |
| CN111877546B (en) * | 2020-07-15 | 2021-08-03 | 太原理工大学 | Fabricated frame beam-column wet joint with buckling restrained brace and construction method |
| CN112081242A (en) * | 2020-09-30 | 2020-12-15 | 东南大学 | Assembled integral beam-column joint provided with shape memory alloy reinforcement and construction method |
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Application publication date: 20181016 |