CN212427505U - Assembled concrete column beam dry-type connecting structure - Google Patents
Assembled concrete column beam dry-type connecting structure Download PDFInfo
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- CN212427505U CN212427505U CN202020221079.1U CN202020221079U CN212427505U CN 212427505 U CN212427505 U CN 212427505U CN 202020221079 U CN202020221079 U CN 202020221079U CN 212427505 U CN212427505 U CN 212427505U
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Abstract
The utility model belongs to the technical field of the building, especially relate to an assembled concrete column beam dry-type connection structure, including precast concrete column, precast concrete beam, connecting piece, steel sheet and built-in fitting, precast concrete column one side is provided with a bracket that has the notch, transversely reserves reinforcing bar passageway in the precast concrete column, pre-buries the built-in fitting that is formed by steel sheet and bolt welding under the notch of bracket, precast concrete beam end overlap joint is on the notch of bracket, the bolt of built-in fitting passes the bolt passageway of beam-ends, the reinforcing bar of connecting piece passes the reinforcing bar passageway in the precast concrete column; the utility model has the advantages that the connection mode adopts dry operation construction, thereby saving energy, protecting environment, reducing resource loss and simplifying construction; the connection is reliable, the integrity is good, and the rigidity is obviously improved; the industrialization efficiency of the device is obviously improved, and the generalization and standardization can be realized.
Description
Technical Field
The utility model belongs to the technical field of the building, especially, relate to an assembled concrete column roof beam dry-type connection structure.
Background
The prefabricated concrete building is a building with a concrete structure designed and built in a field assembly mode, wherein the prefabricated concrete components are mainly produced in a factory. The assembly method of the component generally comprises a post-cast integral structure, a full-assembly structure connection and the like, and the steel bar connection can adopt methods of sleeve grouting connection, steel bar grout anchor lap joint connection and the like. In the 80 s of the 20 th century, the prefabricated large-plate house popular in China has many hidden dangers and defects influencing the safety and normal use of the structure due to poor structural integrity, leakage, floor slab cracks and the like, and is gradually replaced by a cast-in-place concrete structure. However, with the application of the currently emerging prefabricated concrete structure, especially with the introduction of a plurality of foreign advanced technologies in recent years, a new technology for constructing a native prefabricated concrete structure is gradually formed.
The design and construction technology of the fabricated concrete building is researched from the fifties and sixties of the 20 th century in China, a series of fabricated concrete building systems are formed, and typical building systems comprise a fabricated single-layer industrial factory building system, a fabricated multi-layer frame building system, a fabricated large-plate building system and the like. By the 20 th century and the 80 th century, the application of the fabricated concrete building reaches the full prosperity, and a design, manufacture, construction and installation integrated fabricated concrete industrialized building mode is formed in many places in the country. The fabricated concrete building and the masonry building adopting the prefabricated hollow floor slab become two main building systems, and the application popularization rate reaches more than 70%. Because the function and physical performance of the fabricated building have many limitations and defects, the level of the design and the development of the construction technology of the fabricated concrete building in China cannot keep up with the change of the social demand and the development of the construction technology, and the fabricated concrete building is gradually replaced by a full cast-in-place concrete building system by the middle of the 90 s of the 20 th century. At present, except that the application of an assembly type single-layer industrial factory building system is wider, the engineering application of other prefabricated assembly type building systems is very little. The seismic integrity of the prefabricated structure and the specialized research of design construction management are not enough, so that the poor technical integrity is the root cause of the long-term stagnation state of the prefabricated structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an assembled concrete column roof beam dry-type connection structure, this structure construction is simple, connect reliably, and the wholeness is good, has superior shear performance, and rigidity is showing and is promoting, is showing and promotes its industrialization efficiency to can realize universalization, standardization.
In order to solve the problems existing in the prior art, the utility model discloses a technical scheme be:
an assembled concrete column beam dry-type connecting structure comprises a precast concrete column, a precast concrete beam, a connecting piece, a steel plate and an embedded part, wherein one side of the precast concrete column is provided with a bracket with a notch, a steel bar channel is reserved in the precast concrete column in the transverse direction, the embedded part formed by welding a connecting piece steel plate and a bolt is embedded below the notch of the bracket, the end of the precast concrete beam is lapped on the notch of the bracket, the bolt of the embedded part penetrates through the bolt channel at the beam end, and the steel bar of the connecting piece penetrates through the steel bar channel in the precast concrete column;
the upper part and the lower part of the precast concrete beam are respectively provided with a notch, a bolt channel and a transverse reserved steel bar are reserved at the connecting end of the precast concrete beam, a bolt of an embedded part penetrates through the reserved bolt channel at the beam end, and a steel bar sleeve connects the reserved steel bar and the steel bar of a connecting part together;
the connecting piece is formed by welding a connecting piece steel plate and a connecting piece steel bar, and the steel bar of the connecting piece penetrates through a steel bar channel in the precast concrete column and is connected with a reserved steel bar at the beam end by a steel bar sleeve;
the precast concrete column mainly comprises a column body, a bracket, a notch, an embedded part and a steel bar channel; the size of the notch is the same as that of the beam end, the positions of the embedded part bolts correspond to the reserved bolt channels of the beam end, and the positions of the steel bar channels in the columns correspond to steel bars of the connecting pieces.
Furthermore, the precast concrete beam mainly comprises a beam body, an upper gap, a lower gap, a reserved steel bar and a bolt channel; the position of the reserved steel bar corresponds to a steel bar channel in the column, and the position of a bolt channel corresponds to the position of a bolt of the embedded part.
Further, the connecting piece mainly comprises a connecting piece steel plate and a connecting piece steel bar; the lengths of the reinforcing steel bars are different and respectively correspond to the width of the column and the width of the bracket, and the positions of the reinforcing steel bars correspond to the positions of the reinforcing steel bar channels in the column.
The utility model discloses the advantage and the beneficial effect who have are:
the utility model discloses assembled concrete post roof beam dry-type connection structure adopts dry operation construction, and the connecting piece is simple, simplifies the construction and connects reliably, and the wholeness is good, has superior shear resistance, is showing and promoting its industrialization efficiency to can realize universalization, it is standardized.
Drawings
FIG. 1 is a schematic view of the dry connection structure of the fabricated concrete column beam of the present invention;
FIG. 2 is a schematic diagram of a precast concrete column structure;
FIG. 3 is a schematic structural view of a precast concrete beam;
FIG. 4 is a schematic view of a structure of an embedded part in a bracket;
FIG. 5 is a schematic structural view of a steel plate;
fig. 6 is a schematic view of the structure of the connector.
In the figure: 1 is a precast concrete column; 2, a precast concrete beam; 3 is a connecting piece; 4 is a steel plate; 1-1 is a precast concrete column; 1-2 is a bracket; 1-3 are notches; 1-4 are embedded parts; 1-4-1 is an embedded part steel plate; 1-4-2 is an embedded part bolt; 1-4-3 is a nut; 1-5 are reinforcing steel bar channels; 2-1 is a precast concrete beam body; 2-2 is an upper gap and a lower gap at the beam end; 2-3, reserving reinforcing steel bars for the beam ends; 2-4 are bolt passages; 3-1 is a connecting piece steel plate; 3-2 is connecting piece steel bar; 4-1 is a steel bar through hole.
Detailed Description
For further explanation of the present invention, the following detailed description of the present invention is provided with reference to the drawings and examples, which should not be construed as limiting the scope of the present invention.
As shown in figure 1, the utility model discloses assembled concrete column roof beam dry-type connection structure, including precast concrete post 1, precast concrete roof beam 2, connecting piece 3, steel sheet 4 and built-in fitting 1-4, 1 leads to long and one side of precast concrete post and stretches out a bracket 1-2 that has notch 1-3, transversely reserve reinforcing bar passageway 1-5 in the precast concrete post, pre-buried built-in fitting 1-4-1 that is formed by the welding of built-in fitting steel sheet 1-4-1 and bolt 1-4-2 under the bracket notch, precast concrete beam end overlap joint is on the notch of bracket, the bolt of built-in fitting passes the bolt passageway of beam-ends, the reinforcing bar of connecting piece passes the reinforcing bar passageway in the post.
The upper part and the lower part of the precast concrete beam 2 are respectively provided with a notch 2-2, a bolt channel 2-4 and a transverse reserved steel bar 2-3 are reserved at the connecting end of the precast concrete beam, a bolt of an embedded part penetrates through the reserved bolt channel at the beam end, the reserved steel bar and the steel bar of a connecting part are connected together through a steel bar sleeve, and the notches are used for the steel bar sleeve to connect the steel bar.
The connecting piece 3 is formed by welding a connecting piece steel plate 3-1 and a steel bar 3-2, and the steel bar of the connecting piece penetrates through a steel bar channel in the precast concrete column and is connected with a reserved steel bar at the beam end by a steel bar sleeve 3-3;
during installation, the beam end of a precast concrete beam 2 is hoisted and lapped on a notch 1-3 of a bracket, a bolt 1-4-2 of an embedded part under the notch penetrates through a bolt channel 2-4 corresponding to the beam end, a steel plate 4 is arranged on the beam end, the bolt 1-4-2 penetrates through a corresponding bolt through hole 4-1, and finally the bolt is fastened by a nut 1-4-3; the reinforcing steel bars 3-2 of the connecting piece respectively pass through the reinforcing steel bar channels 1-5 corresponding to the concrete columns, and the reinforcing steel bars of the connecting piece and the reserved reinforcing steel bars at the beam end are connected together by the reinforcing steel bar sleeves 3-3 at the gaps 2-2 at the beam end.
The precast concrete column 1 mainly comprises a column body 1-1, a bracket 1-2, a notch 1-3, an embedded part 1-4 and a steel bar channel 1-5; the embedded part is formed by welding steel plates 1-4-1 and bolts 1-4-2, the size of the notch is the same as that of the beam end, the positions of the bolts of the embedded part correspond to reserved bolt channels of the beam end, and the positions of steel bar channels in the column correspond to steel bars of the connecting piece.
The precast concrete beam 2 mainly comprises a beam body 2-1, an upper gap 2-2, a lower gap 2-3, a reserved steel bar 2-3 and a bolt channel 2-4; the position of the reserved steel bar corresponds to a steel bar channel in the column, the position of a bolt channel corresponds to the position of a bolt of the embedded part, and the sizes of the upper gap and the lower gap facilitate the installation of the steel bar sleeve.
The connecting piece 3 mainly comprises an embedded part steel plate 3-1 and a steel bar 3-2; the lengths of the upper and lower reinforcing steel bars are different and respectively correspond to the width of the column and the width of the bracket, and the positions of the reinforcing steel bars correspond to the positions of the reinforcing steel bar channels in the column.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The utility model provides an assembled concrete column beam dry-type connection structure which characterized in that: the steel bar reinforced concrete column comprises a precast concrete column (1), a precast concrete beam (2), a connecting piece (3), a steel plate (4) and embedded parts (1-4), wherein one side of the precast concrete column (1) is provided with a bracket (1-2) with a notch (1-3), a steel bar channel (1-5) is reserved in the precast concrete column in the transverse direction, the embedded parts (1-4) formed by welding the steel plate (1-4-1) of the embedded parts and bolts (1-4-2) are embedded below the notch of the bracket, the end of the precast concrete beam is lapped on the notch of the bracket, the bolts of the embedded parts penetrate through the bolt channel at the beam end, and steel bars of the connecting piece penetrate through the steel bar channel in the precast concrete column;
a notch (2-2) is respectively arranged above and below the precast concrete beam (2), a bolt channel (2-4) and a transverse reserved steel bar (2-3) are reserved at the connecting end of the precast concrete beam, a bolt of an embedded part penetrates through the reserved bolt channel at the beam end, and a steel bar sleeve connects the reserved steel bar and the steel bar of a connecting part together;
the connecting piece (3) is formed by welding a connecting piece steel plate (3-1) and a connecting piece steel bar (3-2), and the steel bar of the connecting piece penetrates through a steel bar channel in the precast concrete column and is connected with a reserved steel bar at the beam end by a steel bar sleeve.
2. The dry-type connection structure for assembled concrete column beams according to claim 1, wherein: the precast concrete column (1) mainly comprises a column body (1-1), brackets (1-2), notches (1-3), embedded parts (1-4) and a steel bar channel (1-5); the size of the notch is the same as that of the beam end, the positions of the embedded part bolts correspond to the reserved bolt channels of the beam end, and the positions of the steel bar channels in the columns correspond to steel bars of the connecting pieces.
3. The fabricated concrete column beam dry type connection structure according to claim 1, wherein the precast concrete beam (2) mainly comprises a beam body (2-1), upper and lower notches (2-2), reserved steel bars (2-3) and bolt passages (2-4); the position of the reserved steel bar corresponds to a steel bar channel in the column, and the position of a bolt channel corresponds to the position of a bolt of the embedded part.
4. The dry-type connection structure for assembled concrete column beams according to claim 1, wherein: the connecting piece (3) comprises a connecting piece steel plate (3-1) and a connecting piece steel bar (3-2); the lengths of the reinforcing steel bars are different and respectively correspond to the width of the column and the width of the bracket, and the positions of the reinforcing steel bars correspond to the positions of the reinforcing steel bar channels in the column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020221079.1U CN212427505U (en) | 2020-02-27 | 2020-02-27 | Assembled concrete column beam dry-type connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020221079.1U CN212427505U (en) | 2020-02-27 | 2020-02-27 | Assembled concrete column beam dry-type connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212427505U true CN212427505U (en) | 2021-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020221079.1U Expired - Fee Related CN212427505U (en) | 2020-02-27 | 2020-02-27 | Assembled concrete column beam dry-type connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212427505U (en) |
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2020
- 2020-02-27 CN CN202020221079.1U patent/CN212427505U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |