CN111424828A - Prefabricated panel, connecting device, structure and manufacturing method thereof and building manufacturing method - Google Patents
Prefabricated panel, connecting device, structure and manufacturing method thereof and building manufacturing method Download PDFInfo
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- CN111424828A CN111424828A CN202010252451.XA CN202010252451A CN111424828A CN 111424828 A CN111424828 A CN 111424828A CN 202010252451 A CN202010252451 A CN 202010252451A CN 111424828 A CN111424828 A CN 111424828A
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- prefabricated
- plate
- shell
- side plate
- bearing device
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 239000000945 filler Substances 0.000 claims description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 238000005304 joining Methods 0.000 claims 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
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
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
- E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
-
- 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)
- Panels For Use In Building Construction (AREA)
Abstract
The invention discloses a prefabricated plate connecting device which comprises a shell, wherein a force bearing device is movably arranged in the shell, an opening part for the force bearing device to pass through is formed in one end of the shell, a limiting part for limiting the force bearing device to slide out of the opening part is arranged at the front end of the tail part of the force bearing device, and a through hole is formed in an extending end, extending out of the opening part, of the force bearing device. The invention has the following beneficial effects: 1) the prefabricated plate does not extend the rib, need fluting while making the side form, make the production mould have universality, have reduced the cost of manufacture and making cycle of the production mould; 2) before the prefabricated slab is installed, the bearing device can be pulled out and placed on a prefabricated wall body or a prefabricated beam during hoisting, and a prefabricated slab bottom support does not need to be erected, so that the operation efficiency is improved; 3) the adjacent prefabricated slabs are connected into a whole through the prefabricated slab connecting device, the connecting steel bars and the post-cast concrete, and the anti-seismic performance of the structure is improved.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a prefabricated slab connecting device, a prefabricated slab and a prefabricated slab preparation die.
Background
The precast slab is a concrete precast member which is produced, processed and formed in a factory and then directly transported to a construction site for installation. The prefabricated plate still has the production efficiency on the low side, with high costs, the installation is inconvenient, the wholeness is relatively poor scheduling problem at present, and concrete reason is as follows:
1. the prefabricated plates are connected through anchoring reinforcing steel bars or connecting reinforcing steel bars, and the structural integrity is poor.
2. The rib at the plate end damages a side mold of the prefabricated plate, and the side mold needs to be grooved during manufacturing, so that the rigidity of the side mold is insufficient, additional reinforcement is needed, and the manufacturing cost and the manufacturing period of the bench mold are increased.
3. The rib outlet position of the plate end rib outlet limits the universality of the bench formwork, the diameters and the intervals of the steel ribs in the plate are different according to different spans and loads on the prefabricated plate, and the position and the interval of the plate end rib outlet are generally determined by the steel ribs in the plate. The positions of the ribs are different or the intervals are different, and different bench molds must be adopted, so that the universality of the bench molds is poor, and the turnover frequency of each set of bench molds is low.
4. Before the prefabricated slab is hoisted, a bottom support frame needs to be erected firstly for supporting the prefabricated slab, so that the construction period is influenced.
Therefore, the skilled in the art is dedicated to develop a prefabricated slab connecting device, a prefabricated slab and a prefabricated slab preparation method, so as to solve the problems of low production efficiency, high cost, inconvenient installation, poor integrity and the like in the production of the existing prefabricated slab.
Disclosure of Invention
In view of the above-mentioned defects in the prior art, the present invention is to provide a prefabricated slab connecting device, a prefabricated slab and a method for manufacturing the prefabricated slab, so as to solve the problems of low production efficiency, high cost, inconvenient installation, poor integrity and the like in the production of the prefabricated slab.
In order to achieve the purpose, the invention provides a prefabricated slab connecting device which comprises a shell, wherein a force-bearing device is movably arranged in the shell, an opening part for the force-bearing device to partially extend out is arranged at one end of the shell, a limiting part for limiting the force-bearing device to integrally slide out of the opening part is arranged at the front end of the tail part of the force-bearing device, and a through hole is arranged at the extending end of the force-bearing device, which extends out of the opening part.
Preferably, the housing is in a rectangular parallelepiped shape, and includes an upper plate and a lower plate, and the limiting members are stoppers respectively located on the lower portion of the upper plate and the upper portion of the lower plate.
Preferably, the force bearing device comprises a first side plate and a second side plate which are oppositely arranged, and the lower ends of the first side plate and the second side plate are arranged on the lower plate; the upper parts and the lower parts of the tail parts of the two side plates of the first side plate and the second side plate are respectively connected through an upper transverse strip and a lower transverse strip; the stop block is arranged in front of the upper transverse strip and the lower transverse strip; the through hole penetrates through the first side plate and the second side plate, and when the stop block is in contact with the upper transverse strip and the lower transverse strip, the distance from the tail part of the force bearing device to the through hole is greater than the distance from the tail part of the force bearing device to the opening part.
Preferably, the upper ends of the first side plate and the second side plate are in contact with the upper plate.
A precast slab comprises the precast slab connecting device, the precast slab connecting device is embedded at the two force bearing ends of the precast slab, and the opening surface of the opening part is flush with the end surface of the precast slab; the prefabricated plate is internally provided with an in-plate steel bar, and two ends of the in-plate steel bar are arranged in the prefabricated plate or flush with two bearing ends of the prefabricated plate.
A prefabricated plate connecting structure comprising the prefabricated plate comprises at least two prefabricated plates, wherein the bearing ends of the prefabricated plates are oppositely arranged on a wall or a beam, through holes of bearing devices of the prefabricated plates are oppositely arranged, and a tie steel bar penetrates through the through holes of the two bearing devices.
Preferably, the precast slab connecting devices of the precast slabs on the two sides of the wall or the beam are arranged in a crossed manner; the wall body is a shear wall; the beam is a shear beam.
A method of manufacturing a prefabricated panel as described above, comprising the steps of:
A. installing a production mold and binding the steel bars in the plate;
B. pushing the force bearing device into the shell, filling the shell with filler, and closing the opening;
C. positioning and placing the precast slab connecting device at two bearing ends of the precast slab;
D. and pouring concrete, and curing and forming.
And C, marking at the embedded position of the prefabricated plate connecting device to realize the positioning of the position of the prefabricated plate connecting device on the mould, and only changing the marking position without reproducing redundant moulds for embedding the prefabricated plate connecting device at different positions according to different prefabricated plate requirements.
In the step B, the opening is sealed with a tape.
A building manufacturing method comprising the manufacturing method of the prefabricated panel as described above, further comprising the steps of:
E. when the strength of the precast slab meets the strength requirement, transporting the precast slab to a building site;
F. hoisting the precast slabs, placing the precast slabs to be connected on two sides of a wall or a beam, cleaning fillers in the shell, and extracting the force bearing device;
G. and sequentially penetrating the connecting reinforcing steel bars through the through holes on the force bearing devices, and pouring concrete between the prefabricated plates on the two sides to form a whole.
The invention has the following beneficial effects:
1) the prefabricated plate does not extend the rib, need fluting while making the side form, make the production mould have universality, have reduced the cost of manufacture and making cycle of the production mould;
2) before the prefabricated slab is installed, the bearing device can be pulled out and placed on a prefabricated wall body or a prefabricated beam during hoisting, and a prefabricated slab bottom support does not need to be erected, so that the operation efficiency is improved;
3) the adjacent prefabricated slabs are connected into a whole through the prefabricated slab connecting device, the connecting steel bars and the post-cast concrete, and the anti-seismic performance of the structure is improved.
Drawings
FIG. 1 is a schematic view showing the construction of a prefabricated panel connecting apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic view showing a separated structure of a prefabricated panel connecting apparatus according to an embodiment of the present invention.
FIG. 3 is a schematic side view showing the construction of a prefabricated panel connecting apparatus according to an embodiment of the present invention.
FIG. 4 is a schematic view showing the construction of a prefabricated panel according to an embodiment of the present invention.
Fig. 5 is a schematic view illustrating a coupling structure of prefabricated panels according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein it is noted that, in the description of the invention, the terms "upper", "lower", "front", "rear", "inner", "outer", and the like, refer to the orientation or positional relationship shown in the drawings, which are used for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular manner, and thus should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 3, a prefabricated slab connecting device comprises a shell 1, a force-bearing device 2 is movably mounted in the shell 1, an opening 11 for the force-bearing device 2 to partially extend out is formed in one end of the shell 1, a limiting member for limiting the force-bearing device 2 to integrally slide out of the opening 11 is arranged at the front end of the tail of the force-bearing device 2, and a through hole 21 is formed in the extending end of the force-bearing device 2, which extends out of the opening 11.
In the embodiment, the shell 1 is in a cuboid shape and comprises an upper plate 12 and a lower plate 13, the limiting pieces are stop blocks 14 respectively positioned at the lower part of the upper plate 12 and the upper part of the lower plate 13, the force bearing device 2 comprises a first side plate 221 and a second side plate 222 which are oppositely arranged, the lower ends of the first side plate 221 and the second side plate 222 are arranged on the lower plate 13, the upper ends of the first side plate 221 and the second side plate 222 are in contact with the upper plate 12, so that the force bearing device 2 can stably slide in the shell 1, the upper part and the lower part of the tail of the first side plate 221 and the tail of the second side plate 222 are respectively connected through an upper cross bar 23 and a lower cross bar 24, the stop blocks 12 are arranged in front of the upper cross bar 23 and the lower cross bar 24, the through holes 21 pass through the first side plate 221 and the second side plate 222, as shown in fig. 3, when the stop blocks 12 are in contact with the upper cross bar 23 and the lower cross bar 24, the distance L from the tail of the force bearing device 2 to the through holes 21 is greater than the distance L from the tail of the force bearing device 2 to the opening 11, through the stop blocks 2 can slide back and can not slide out of the shell 2 when the tail of the opening 2, so that the tail of the force bearing device 2 can slide out of the shell 2, and the tail 2 can slide out.
As shown in FIG. 4, a prefabricated panel includes the prefabricated panel connecting devices as above, which are embedded at both force-bearing ends of the prefabricated panel, and the open surface of the opening part 11 is flush with the end surface of the prefabricated panel, so that the end surface of the prefabricated panel can be extended when the force-bearing device 2 is slid out. The prefabricated plate is internally provided with an in-plate steel bar, and two ends of the in-plate steel bar are arranged inside the prefabricated plate or flush with two bearing ends of the prefabricated plate. Therefore, the beard ribs of the existing prefabricated plate are eliminated, and all functions of the prefabricated plate can be realized under the action of the shell 1 and the force bearing device 2.
As shown in fig. 5, a prefabricated slab connection structure comprises at least two prefabricated slabs, wherein the bearing ends of the prefabricated slabs are oppositely arranged on a wall or a beam 4, through holes 21 of bearing devices 2 of the prefabricated slabs are oppositely arranged, and a tie steel bar 3 penetrates through the through holes 21 of the bearing devices 2. Precast slab connecting devices of precast slabs on two sides of a wall body or a beam are arranged in a crossed mode, the wall body is a shear wall, and the beam is a shear beam.
A process for the preparation of a preformed sheet as above, comprising the steps of:
A. and (5) installing a production mold and binding the steel bars in the plate.
B. The force-bearing device 2 is pushed into the case 1, and the case 1 is filled with a filler to close the opening 11, and in this embodiment, the opening 11 is closed with an adhesive tape.
C. Positioning and placing a precast slab connecting device at two bearing ends of the precast slab;
D. and pouring concrete, and curing and forming.
A building manufacturing method comprising the manufacturing method of the prefabricated panel as described above, further comprising the steps of:
E. when the strength of the precast slab meets the strength requirement, transporting the precast slab to a building site;
F. hoisting the prefabricated panels, as shown in fig. 5, in this embodiment, by taking the connection example of two prefabricated panels as described above, the first prefabricated panel 2a and the second prefabricated panel 2b to be connected are placed on two sides of a wall or a beam 4, then the filler in the shell 1 is cleaned, and the force-bearing device 2 is pulled out;
G. and sequentially penetrating the connecting reinforcing steel bars 3 through the through holes 21 on the force bearing devices 2, and pouring concrete between the prefabricated plates on the two sides to form a whole. In this embodiment, concrete is poured between the first prefabricated slab 2a and the second prefabricated slab 2b, so that two prefabricated slabs, walls or beams 4 and the like are connected into a whole.
Book (I)
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. The prefabricated slab connecting device is characterized in that: including shell (1), movable mounting has load device (2) in shell (1), shell (1) one end is provided with the confession open part (11) that load device (2) part stretches out and in load device (2) afterbody front end is provided with the restriction the whole roll-off of load device (2) the locating part of open part (11), stretch out on load device (2) the end that stretches out of open part (11) is provided with through-hole (21).
2. The prefabricated panel connecting apparatus of claim 1, wherein: the shell (1) is in a cuboid shape and comprises an upper plate (12) and a lower plate (13), and the limiting parts are stop blocks (14) which are respectively positioned on the lower part of the upper plate (12) and the upper part of the lower plate (13).
3. The prefabricated slab connecting device according to claim 2, wherein the force bearing device (2) comprises a first side plate (221) and a second side plate (222) which are oppositely arranged, the lower ends of the first side plate (221) and the second side plate (222) are arranged on the lower plate (13), the upper part and the lower part of the tail parts of the first side plate (221) and the second side plate (222) are respectively connected through an upper cross strip (23) and a lower cross strip (24), the stop block (12) is arranged in front of the upper cross strip (23) and the lower cross strip (24), the through hole (21) penetrates through the first side plate (221) and the second side plate (222), and when the stop block (12) is in contact with the upper cross strip (23) and the lower cross strip (24), the distance (L1) from the tail part of the force bearing device (2) to the through hole (21) is larger than the distance (L2) from the tail part of the force bearing device (2) to the opening part (11).
4. A prefabricated panel connecting apparatus according to claim 3, wherein: the upper ends of the first side plate (221) and the second side plate (222) are in contact with the upper plate (12).
5. A prefabricated panel comprising a prefabricated panel joining apparatus as claimed in any one of claims 1 to 4, wherein: the precast slab connecting device is embedded at two bearing ends of the precast slab, and the opening surface of the opening part (11) is flush with the end surface of the precast slab; the prefabricated plate is internally provided with an in-plate steel bar, and two ends of the in-plate steel bar are arranged in the prefabricated plate or flush with two bearing ends of the prefabricated plate.
6. A prefabricated panel joining structure comprising the prefabricated panel as claimed in claim 5, wherein: the prefabricated slab comprises at least two prefabricated slabs with bearing ends oppositely arranged on a wall body or a beam (4), through holes (21) of bearing devices (2) of the prefabricated slabs are oppositely arranged, and a tie steel bar (3) penetrates through the through holes (21) of the bearing devices (2).
7. A prefabricated panel connecting structure as claimed in claim 6, wherein: precast slab connecting devices of the precast slabs on the two sides of the wall or the beam are arranged in a crossed manner; the wall body is a shear wall; the beam is a shear beam.
8. A method of manufacturing a preformed sheet as claimed in claim 5, which includes the steps of:
A. installing a production mold and binding the steel bars in the plate;
B. pushing the force bearing device (2) into the shell (1), filling the shell (1) with filler, and closing the opening (11);
C. positioning and placing the precast slab connecting device at two bearing ends of the precast slab;
D. and pouring concrete, and curing and forming.
9. A process for the preparation of a preformed sheet as claimed in claim 8, wherein: in the step B, the opening (11) is sealed with a tape.
10. A method for manufacturing a building, comprising the method for manufacturing a prefabricated panel according to claim 9, further comprising the steps of:
E. when the strength of the precast slab meets the strength requirement, transporting the precast slab to a building site;
F. hoisting the precast slabs, placing the precast slabs to be connected on two sides of a wall or a beam (4), cleaning up fillers in the shell (1), and extracting the force bearing device (2);
G. and sequentially penetrating the connecting reinforcing steel bars (3) through the through holes (21) on the force bearing devices (2), and pouring concrete between the prefabricated plates on the two sides to form a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010252451.XA CN111424828A (en) | 2020-04-01 | 2020-04-01 | Prefabricated panel, connecting device, structure and manufacturing method thereof and building manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010252451.XA CN111424828A (en) | 2020-04-01 | 2020-04-01 | Prefabricated panel, connecting device, structure and manufacturing method thereof and building manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111424828A true CN111424828A (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010252451.XA Pending CN111424828A (en) | 2020-04-01 | 2020-04-01 | Prefabricated panel, connecting device, structure and manufacturing method thereof and building manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111424828A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112131643A (en) * | 2020-09-17 | 2020-12-25 | 重庆中科建设（集团）有限公司 | BIM-based PC component arrangement method and system |
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| GB2443476A (en) * | 2006-10-31 | 2008-05-07 | Wincro Metal Ind Ltd | Sliding wall tie and sleeve |
| CN102720272A (en) * | 2012-06-29 | 2012-10-10 | 初明进 | Embedded column type prefabricated part connection node and manufacturing method thereof |
| CN106499064A (en) * | 2016-12-16 | 2017-03-15 | 初明进 | A kind of precast reinforced concrete structure method of attachment |
| CN107829498A (en) * | 2017-11-21 | 2018-03-23 | 北京建筑大学 | A kind of rotatable pre-buried external member and prefabricated assembled wall structure |
| CN108086483A (en) * | 2017-11-21 | 2018-05-29 | 北京建筑大学 | A kind of level can the pre-buried external member of pull and prefabricated assembled wall structure |
| CN207538222U (en) * | 2017-11-21 | 2018-06-26 | 北京建筑大学 | A kind of level can the pre-buried external member of pull and prefabricated assembled wall structure |
| CN109184021A (en) * | 2018-09-07 | 2019-01-11 | 江苏宇辉住宅工业有限公司 | A kind of prefabricated splicing concrete shear wall |
-
2020
- 2020-04-01 CN CN202010252451.XA patent/CN111424828A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100670907B1 (en) * | 2004-09-25 | 2007-01-18 | 조기정 | Gypsum Board |
| GB2443476A (en) * | 2006-10-31 | 2008-05-07 | Wincro Metal Ind Ltd | Sliding wall tie and sleeve |
| CN102720272A (en) * | 2012-06-29 | 2012-10-10 | 初明进 | Embedded column type prefabricated part connection node and manufacturing method thereof |
| CN106499064A (en) * | 2016-12-16 | 2017-03-15 | 初明进 | A kind of precast reinforced concrete structure method of attachment |
| CN107829498A (en) * | 2017-11-21 | 2018-03-23 | 北京建筑大学 | A kind of rotatable pre-buried external member and prefabricated assembled wall structure |
| CN108086483A (en) * | 2017-11-21 | 2018-05-29 | 北京建筑大学 | A kind of level can the pre-buried external member of pull and prefabricated assembled wall structure |
| CN207538222U (en) * | 2017-11-21 | 2018-06-26 | 北京建筑大学 | A kind of level can the pre-buried external member of pull and prefabricated assembled wall structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112131643A (en) * | 2020-09-17 | 2020-12-25 | 重庆中科建设（集团）有限公司 | BIM-based PC component arrangement method and system |
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Application publication date: 20200717 |
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