CN112695895A - Prefabricated concrete ring beam-floor slab connection structure based on PBL connection and installation method - Google Patents
Prefabricated concrete ring beam-floor slab connection structure based on PBL connection and installation method Download PDFInfo
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- CN112695895A CN112695895A CN202110018797.8A CN202110018797A CN112695895A CN 112695895 A CN112695895 A CN 112695895A CN 202110018797 A CN202110018797 A CN 202110018797A CN 112695895 A CN112695895 A CN 112695895A
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- ring beam
- longitudinal
- floor slab
- floor
- transverse
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 title claims abstract description 12
- 239000004567 concrete Substances 0.000 title abstract description 13
- 239000011178 precast concrete Substances 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 210000002105 tongue Anatomy 0.000 description 3
- 238000010923 batch production Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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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
- E04B1/38—Connections for building structures in general
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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
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a precast concrete ring beam-floor slab connection structure based on PBL connection and an installation method thereof. The invention has the beneficial effects that: the field wet operation is abandoned, and the advantages of resource saving, environment protection and pollution reduction of the assembly type building technology are exerted to the maximum extent; the method reserves a floor slab supporting surface on the concrete ring beam, and after the ring beam is installed, the floor slab takes the ring beam as a support and can be directly erected on the ring beam, and in the installation aspect, the bottom of the floor slab does not need to be supported. The adjacent floor slabs are made of the tongue-and-groove method, so that the joints between the floor slabs are ensured to be densely spliced. Compared with the commonly adopted steel structure room of the middle-low-rise building, the room has better durability and comfort level.
Description
Technical Field
The invention relates to a ring beam-floor slab connection structure, in particular to a prefabricated concrete ring beam-floor slab connection structure based on PBL connection and an installation method, and belongs to the technical field of building engineering application.
Background
The PBL connection is a shear connector pre-embedded in concrete, has application cases in the field of bridges, and is used for the first time in prefabricated house building components. The PBL has the advantages of large connection bearing capacity, good ductility, simple and quick installation, secondary utilization property after disassembly and environmental friendliness. The cost of batch production is low.
The connection of the ring beam and the floor slab in the existing fabricated concrete building still keeps the method of casting concrete in situ at the connection point and has no turnover function. The existing steel structure floor has certain advantages in node connection structure and installation method, but the steel structure floor is poor in durability and comfort, and based on the reason, the application provides the prefabricated concrete ring beam-floor connection structure and installation method based on PBL connection.
Disclosure of Invention
The invention aims to solve the problems and provide a prefabricated concrete ring beam-floor slab connection structure based on PBL connection and a mounting method.
The invention realizes the purpose through the following technical scheme: a precast concrete ring beam-floor slab connection structure based on PBL connection comprises a transverse ring beam, a longitudinal ring beam, an inner ring beam, a precast floor slab and an upper wall; the inner side of the longitudinal ring beam is provided with a parallel inner ring beam, the longitudinal ring beam is provided with a ring beam reserved floor supporting surface, a ring beam-upper shear wall embedded part, a ring beam-lower shear wall embedded part and a transverse-longitudinal ring beam connecting embedded part, the ring beam reserved floor supporting surface is positioned on the inner side edge of the longitudinal ring beam, the ring beam-upper shear wall embedded part is positioned on the upper part of the longitudinal ring beam, the ring beam-lower shear wall embedded part is positioned on the lower part of the longitudinal ring beam, the transverse-longitudinal ring beam connecting embedded part is positioned at two ends of the longitudinal ring beam and the inner ring beam, the longitudinal ring beam and the inner ring beam are both connected with the transverse ring beam through the transverse-longitudinal ring beam connecting embedded part, the prefabricated floor slab is arranged on the ring beam reserved floor supporting surface, and the upper layer is vertically connected on the longitudinal ring beam, and the upper wall is lapped on the inner ring beam and the transverse ring beam.
As a still further scheme of the invention: one side of the prefabricated floor slab is provided with a floor slab connecting tongue-and-groove, and the adjacent prefabricated floor slabs are connected through the floor slab connecting tongue-and-groove.
As a still further scheme of the invention: and the connection side edges of the precast floor slab, the transverse ring beam and the longitudinal ring beam are provided with precast floor slab hand holes for connecting the shear wall and the ring beam.
As a still further scheme of the invention: the transverse ring beam, the longitudinal ring beam, the inner ring beam and the prefabricated floor slab are all factory prefabricated components.
As a still further scheme of the invention: PBL shear transmission plates are pre-buried in the transverse ring beam, the longitudinal ring beam and the inner ring beam.
As a still further scheme of the invention: the transverse ring beam, the longitudinal ring beam, the inner ring beam and the prefabricated floor slab can be circularly used for the second time.
A method for installing a prefabricated concrete ring beam-floor slab connection structure based on PBL connection comprises the following steps:
placing inner ring beams between longitudinal ring beams in parallel, and respectively connecting the longitudinal ring beams and the inner ring beams to the two ends and the middle part of each transverse ring beam through transverse-longitudinal ring beam connecting embedded parts;
step two, hoisting the prefabricated floor slabs in sequence and arranging the prefabricated floor slabs on the supporting surfaces of the ring beam reserved floor slabs, and connecting the adjacent prefabricated floor slabs through floor slab connecting grooves and tongues;
and step three, hoisting the upper wall to be vertically arranged on the longitudinal ring beam, and providing an operation working surface for the connection of the ring beam-upper shear wall embedded part and the upper wall through the prefabricated floor slab hand hole.
The invention has the beneficial effects that: the PBL connection-based precast concrete ring beam-floor slab connection structure and the installation method are reasonable in design, on-site wet operation is completely abandoned, and the advantages of resource saving, environment protection and pollution reduction of the assembly type building technology are exerted to the maximum extent; the method reserves a floor slab supporting surface on the concrete ring beam, and after the ring beam is installed, the floor slab takes the ring beam as a support and can be directly erected on the ring beam, and in the installation aspect, the bottom of the floor slab does not need to be supported. The adjacent floor slabs are made of the tongue-and-groove method, so that the joints between the floor slabs are ensured to be densely spliced. Compared with the commonly adopted steel structure room of the middle-low-rise building, the room has better durability and comfort level.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic view of the structure of the longitudinal ring beam of the present invention;
FIG. 3 is a schematic view of a prefabricated floor structure according to the present invention;
FIG. 4 is a schematic view of the installation structure of the prefabricated floor slab and the upper wall according to the present invention;
FIG. 5 is a schematic side view of the present invention.
In the figure: 1. the prefabricated slab comprises, by weight, 2 parts of transverse ring beams, 2 parts of longitudinal ring beams, 3 parts of inner ring beams, 4 parts of prefabricated floor slabs, 5 parts of upper walls, 2-1 parts of reserved floor slab supporting surfaces of the ring beams, 2-2 parts of ring beam-upper shear wall embedded parts, 2-3 parts of ring beam-lower shear wall embedded parts, 2-4 parts of transverse-longitudinal ring beam connecting embedded parts, 4-1 parts of prefabricated floor slab hand holes, 4-2 parts of prefabricated floor slab connecting tongue-and-groove and tongue-and-groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, a prefabricated concrete ring beam-floor slab connection structure based on PBL connection includes a transverse ring beam 1, a longitudinal ring beam 2, an inner ring beam 3, a prefabricated floor slab 4 and an upper wall 5; the transverse ring beam 1 and the longitudinal ring beam 2, the inner side of the longitudinal ring beam 2 is provided with a parallel inner ring beam 3, the longitudinal ring beam 2 is provided with a ring beam reserved floor supporting surface 2-1, a ring beam-upper shear wall embedded part 2-2, a ring beam-lower shear wall embedded part 2-3 and a transverse-longitudinal ring beam connecting embedded part 2-4, the ring beam reserved floor supporting surface 2-1 is positioned on the inner side edge of the longitudinal ring beam 2, the ring beam-upper shear wall embedded part 2-2 is positioned on the upper part of the longitudinal ring beam 2, the ring beam-lower shear wall embedded part 2-3 is positioned on the lower part of the longitudinal ring beam 2, the transverse-longitudinal ring beam connecting embedded part 2-4 is positioned on the two ends of the longitudinal ring beam 2 and the inner ring beam 3, the longitudinal ring beam 2 and the inner ring beam 3 are both connected with the transverse ring beam 1 through the transverse-longitudinal ring beam connecting embedded part 2-4, the prefabricated floor slab 4 is erected on the ring beam reserved floor slab supporting surface 2-1, the upper wall 5 is vertically connected to the longitudinal ring beam 2, and the upper wall 5 is erected on the inner ring beam 3 and the transverse ring beam 1.
In the embodiment of the invention, one side of each prefabricated floor 4 is provided with a floor connecting tongue 4-2, and the adjacent prefabricated floors 4 are connected through the floor connecting tongues 4-2.
In the embodiment of the invention, the connection side edges of the precast floor slab 4, the transverse ring beam 1 and the longitudinal ring beam 2 are provided with precast floor slab hand holes 4-1 for connecting the shear wall and the ring beam.
In the embodiment of the invention, the transverse ring beam 1, the longitudinal ring beam 2, the inner ring beam 3 and the precast floor slab 4 are all factory precast components, and can be directly installed on a construction site, so that the construction efficiency is improved.
In the embodiment of the invention, PBL shear transmission plates are pre-buried in the transverse ring beam 1, the longitudinal ring beam 2 and the inner ring beam 3, and the stress performance is good.
In the embodiment of the invention, the transverse ring beam 1, the longitudinal ring beam 2, the inner ring beam 3 and the precast floor slab 4 can be circularly used for the second time, and can be repeatedly used for a plurality of times, thereby saving resources.
A method for installing a prefabricated concrete ring beam-floor slab connection structure based on PBL connection comprises the following steps:
firstly, placing an inner ring beam 3 between longitudinal ring beams 2 in parallel, and respectively connecting the longitudinal ring beam 2 and the inner ring beam 3 to the two ends and the middle part of a transverse ring beam 1 through transverse-longitudinal ring beam connecting embedded parts 2-4;
secondly, hoisting the prefabricated floor slabs 4 in sequence, arranging the prefabricated floor slabs on the supporting surfaces 2-1 of the ring beam reserved floor slabs, and connecting the adjacent prefabricated floor slabs 4 through floor slab connecting grooves 4-2;
and step three, hoisting an upper wall 5 to be vertically arranged on the longitudinal ring beam 2, and providing an operation working surface for the connection of the ring beam-upper shear wall embedded part 2-2 and the upper wall 5 through the precast floor slab hand hole 4-1.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A precast concrete ring beam-floor slab connection structure based on PBL connection comprises a transverse ring beam (1), a longitudinal ring beam (2), an inner ring beam (3), a precast floor slab (4) and an upper wall (5); the method is characterized in that: the transverse ring beam (1) and the longitudinal ring beam (2), the inner side of the longitudinal ring beam (2) is provided with a parallel inner ring beam (3), the longitudinal ring beam (2) is provided with a ring beam reserved floor supporting surface (2-1), a ring beam-upper shear wall embedded part (2-2), a ring beam-lower shear wall embedded part (2-3) and a transverse-longitudinal ring beam connecting embedded part (2-4), the ring beam reserved floor supporting surface (2-1) is positioned on the inner side edge of the longitudinal ring beam (2), the ring beam-upper shear wall embedded part (2-2) is positioned on the upper part of the longitudinal ring beam (2), the ring beam-lower shear wall embedded part (2-3) is positioned on the lower part of the longitudinal ring beam (2), the transverse-longitudinal ring beam connecting embedded part (2-4) is positioned at two ends of the longitudinal ring beam (2) and the inner ring beam (3), the longitudinal ring beam (2) and the inner ring beam (3) are connected with the transverse ring beam (1) through a transverse-longitudinal ring beam connecting embedded part (2-4), the prefabricated floor slab (4) is erected on a ring beam reserved floor slab supporting surface (2-1), the upper wall (5) is vertically connected to the longitudinal ring beam (2), and the upper wall (5) is erected on the inner ring beam (3) and the transverse ring beam (1).
2. The precast concrete girt-floor connection construction based on PBL connection as claimed in claim 1, wherein: one side of each prefabricated floor (4) is provided with a floor connecting rabbet (4-2), and the adjacent prefabricated floors (4) are connected through the floor connecting rabbet (4-2).
3. A precast concrete girt-floor connection construction based on PBL connection according to claim 1 or 2, wherein: and the prefabricated floor slab hand holes (4-1) for connecting the shear wall and the ring beam are formed in the connecting side edges of the prefabricated floor slab (4) and the transverse ring beam (1) and the longitudinal ring beam (2).
4. The precast concrete girt-floor connection construction based on PBL connection as claimed in claim 1, wherein: the transverse ring beam (1), the longitudinal ring beam (2), the inner ring beam (3) and the prefabricated floor slab (4) are all factory prefabricated components.
5. The precast concrete girt-floor connection construction based on PBL connection as claimed in claim 1, wherein: PBL shear transmission plates are pre-buried in the transverse ring beam (1), the longitudinal ring beam (2) and the inner ring beam (3).
6. The precast concrete girt-floor connection construction based on PBL connection as claimed in claim 1, wherein: the transverse ring beam (1), the longitudinal ring beam (2), the inner ring beam (3) and the prefabricated floor slab (4) can be circularly used for the second time.
7. The installation method of the precast concrete girt-floor connection construction based on the PBL connection is characterized by comprising the following steps of:
firstly, placing an inner ring beam (3) between longitudinal ring beams (2) in parallel, and respectively connecting the longitudinal ring beam (2) and the inner ring beam (3) to the two ends and the middle part of a transverse ring beam (1) through a transverse-longitudinal ring beam connecting embedded part (2-4);
secondly, sequentially hoisting the prefabricated floor slabs (4) to be arranged on the ring beam reserved floor slab supporting surface (2-1), and connecting the adjacent prefabricated floor slabs (4) through floor slab connecting tongue-and-groove (4-2);
and thirdly, hoisting the upper wall (5) to be vertically arranged on the longitudinal ring beam (2), and providing an operation working surface for the connection of the ring beam-upper shear wall embedded part (2-2) and the upper wall (5) through the prefabricated floor slab hand hole (4-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110018797.8A CN112695895A (en) | 2021-01-07 | 2021-01-07 | Prefabricated concrete ring beam-floor slab connection structure based on PBL connection and installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110018797.8A CN112695895A (en) | 2021-01-07 | 2021-01-07 | Prefabricated concrete ring beam-floor slab connection structure based on PBL connection and installation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112695895A true CN112695895A (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110018797.8A Withdrawn CN112695895A (en) | 2021-01-07 | 2021-01-07 | Prefabricated concrete ring beam-floor slab connection structure based on PBL connection and installation method |
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| CN (1) | CN112695895A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108878A (en) * | 2021-12-08 | 2022-03-01 | 河南城建学院 | Dry-type connection assembly type residential structure system |
-
2021
- 2021-01-07 CN CN202110018797.8A patent/CN112695895A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114108878A (en) * | 2021-12-08 | 2022-03-01 | 河南城建学院 | Dry-type connection assembly type residential structure system |
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Application publication date: 20210423 |
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| WW01 | Invention patent application withdrawn after publication |