CN213268318U - Full-assembly type concrete beam column connecting node - Google Patents
Full-assembly type concrete beam column connecting node Download PDFInfo
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- CN213268318U CN213268318U CN202020628752.3U CN202020628752U CN213268318U CN 213268318 U CN213268318 U CN 213268318U CN 202020628752 U CN202020628752 U CN 202020628752U CN 213268318 U CN213268318 U CN 213268318U
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Abstract
The utility model relates to a full assembled concrete beam column connected node, this assembled concrete beam column connected node include prefabricated post unit (1), prefabricated beam unit (2), be provided with pre-buried steel corbel of second (3) and first pre-buried steel sheet (4) on prefabricated post unit (1), be provided with pre-buried steel sheet of second (5) on prefabricated beam unit (2). The prefabricated column unit of this assembled (1) is connected through steel bar connection sleeve between, and prefabricated beam unit (2) are placed earlier on pre-buried steel bracket (3) of prefabricated column unit (1) in the assembled concrete beam column node, then weld first pre-buried steel sheet (4) and the pre-buried steel sheet of second (5) on the prefabricated beam unit (2) of prefabricated column unit (1). The construction of the connecting joint is simple, and the construction process is greatly accelerated; the force transmission is reliable and clear, and the integrity and the seismic performance of the beam-column joint are improved.
Description
Technical Field
The utility model relates to a building engineering field, concretely relates to full assembled concrete beam column connected node.
Background
The assembly type building has the advantages of high industrialization degree, material saving, resource and energy consumption reduction, labor productivity improvement, convenient and fast construction, accident rate reduction, fast investment return and the like, and is one of the key development structural forms in the house industrialization process in China.
The prefabricated concrete structure is one of the most applied and researched industrialized structural systems at home and abroad at present, and the core part of the prefabricated concrete structure is a beam-column connecting node. The construction mode of the connecting node not only influences the construction efficiency of the assembly type structure, but also directly determines the overall anti-seismic performance of the assembly type frame structure.
Among the existing connected node, the most common is that superimposed member node district post-cast, need erect the template at the scene, then carry out the concrete post-cast construction, its shortcoming is: the field wet operation is excessive, the arrangement of reinforcing steel bars at the joint part is complex, and the construction process is complicated; and the simple steel bracket support is difficult to transmit the bending moment. Consequently, need research and development one kind can make things convenient for the construction and ensure to pass the reliable assembled beam column node of power again, so the utility model provides a simple and good full prefabricated full assembled concrete beam column connected node of anti-seismic performance of mode of construction.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a to the complicated and relatively poor scheduling problem of anti-seismic performance of the construction mode of current prefabricated assembled concrete beam column node, for satisfying the clear and definite, safe and reliable, the convenient construction of biography power, economic reasonable design principle, provide a full assembled concrete beam column connected node. The beam column components are connected through the steel corbels and the welded embedded steel plates, the stress of the nodes is clear, the connection is reliable, the structure is simple, the construction is convenient, and the production efficiency can be effectively improved.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a full assembled concrete beam column connected node which characterized in that: including prefabricated post unit, precast beam unit, be provided with pre-buried steel corbel of second and first pre-buried steel sheet on the prefabricated post unit, be provided with the pre-buried steel sheet of second on the precast beam unit, the precast beam unit is placed earlier on the pre-buried steel corbel of prefabricated post unit, then with the pre-buried steel sheet welding of second on the first pre-buried steel sheet of prefabricated post unit and the precast beam unit.
Further, still be provided with longitudinal reinforcement, stirrup in prefabricated post unit, wherein, the setting position of pre-buried steel corbel corresponds with the setting position of precast beam unit, and the position of the pre-buried steel sheet of first in the prefabricated post unit aligns with the pre-buried steel sheet of second on the precast beam unit.
Further, still be provided with upper portion reinforcing bar and lower part reinforcing bar in precast beam unit, wherein, the pre-buried steel sheet of second sets up at the beam-ends, and the width is with the roof beam width, and upper portion reinforcing bar is bent on the beam-ends and is welded with the pre-buried steel sheet of second, and the lower part reinforcing bar is bent up at the beam-ends 90 degrees.
Further, prefabricated post units are arranged at the upper end and the lower end of the beam-column joint, and the prefabricated post units are connected through steel bar connecting sleeves.
Further, in the assembling process, the precast beam unit is firstly hoisted on an embedded steel bracket of the precast column unit, then a first embedded steel plate on the precast column unit and a second embedded steel plate on the precast beam unit are welded by a welding steel plate, and finally the upper precast column unit is hoisted.
Furthermore, precast beam unit includes concrete, stirrup, indulges the muscle, and wherein first stirrup is arranged at pre-buried steel sheet end.
Further, the length of the precast beam unit is equal to the net span length of the beam minus the thickness of the steel plate of the embedded steel corbels of the precast column units at the two ends.
Compared with the prior art, the utility model discloses following beneficial effect has: the adopted precast column units and the precast beam units are all prefabricated components, all beam column components are poured in a factory when in field assembly, the field construction is simple, and the time is short; the precast column unit is provided with the embedded steel bracket, and the beam can be directly installed on the embedded steel bracket during hoisting, so that the beam does not need to be independently supported during hoisting, the positioning is simple, and the production efficiency is greatly improved; arranging a steel bar connecting sleeve between the precast concrete column units, so that the bending-resistant bearing capacity of a beam column node area is higher than that of a column, namely, a plastic hinge is moved to the end part of the column from the outside of the beam column node area; the upper reinforcing steel bars of the adjacent span precast concrete beam units are welded with the precast concrete column units through the embedded steel plates, so that bending moment is transmitted, the stress of the nodes is clear, and the connection is reliable.
Drawings
FIG. 1 is a schematic view of a prefabricated column unit;
FIG. 2 is a schematic view of a precast beam unit;
FIG. 3 is a schematic illustration of precast beam unit reinforcement;
FIG. 4 is a schematic view of an embedded steel corbel;
FIG. 5 is a schematic view of the connection relationship of the connection nodes of the fully assembled concrete beam and column;
FIG. 6 is a perspective view of a fully assembled concrete beam-column connection node;
FIG. 7 is an overall perspective view of the fully-assembled concrete beam-column connection joint after completion;
fig. 8 is an overall appearance schematic diagram of a fully assembled concrete beam-column connection joint after completion.
Description of reference numerals: 1. the prefabricated beam unit comprises 2 parts of prefabricated column units, 2 parts of prefabricated beam units, 2 parts of upper reinforcing steel bars, 2 parts of lower reinforcing steel bars, 3 parts of embedded steel brackets, 4 parts of first embedded steel plates, 5 parts of second embedded steel plates, 6 parts of reinforcing steel bar connecting sleeves, 7 parts of welding steel plates and 8 parts of base slurry.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention will be further described with reference to the accompanying drawings.
As can be seen from fig. 1-8, this full assembled concrete beam column connected node, including precast column unit (1), precast beam unit (2), be provided with pre-buried steel corbel (3) of pre-buried steel sheet (4) of pre-buried steel sheet (3) of second on precast beam unit (1), precast beam unit (2) is placed earlier on pre-buried steel corbel (3) of precast column unit (1), then with the pre-buried steel sheet (5) welding of second on the first pre-buried steel sheet (4) of precast column unit (1) and precast beam unit (2).
Furthermore, longitudinal steel bars and stirrups are further arranged in the precast column unit (1), the setting position of the embedded steel bracket (3) corresponds to the setting position of the precast beam unit (2), and the position of the first embedded steel plate (4) in the precast column unit (1) is aligned with the second embedded steel plate (5) on the precast beam unit (2).
Furthermore, an upper steel bar (2-1) and a lower steel bar (2-2) are further arranged in the precast beam unit (2), wherein the second embedded steel plate (5) is arranged at the beam end, the width of the second embedded steel plate is equal to the width of the beam, the upper steel bar (2-1) is bent at the beam end and welded with the second embedded steel plate (5), and the lower steel bar (2-2) is bent at the beam end by 90 degrees.
Further, prefabricated post unit (1) all are provided with at the upper and lower both ends of beam column connected node, connect through steel bar connecting sleeve (6) between this prefabricated post unit (1).
Further, in the assembling process, the precast beam unit (2) is firstly hoisted on the embedded steel bracket (3) of the precast column unit (1), then a first embedded steel plate (4) on the precast column unit (1) and a second embedded steel plate (5) on the precast beam unit (2) are welded by using a welding steel plate, and finally the precast column unit (1) on the upper portion is hoisted.
Furthermore, precast beam unit (2) still includes concrete, stirrup, indulges the muscle, and wherein first stirrup is arranged in pre-buried steel sheet of second (5) board end.
Further, the length of the precast beam unit (2) is equal to the net span length of the beam minus the thickness of the steel plate of the embedded steel corbels (3) of the precast column units (1) at the two ends.
The concrete manufacturing process of the fully-assembled concrete beam-column connecting joint comprises the following steps:
1. production of precast concrete column unit
As shown in fig. 1, firstly, the longitudinal bars of the precast concrete column and the stirrups of the precast concrete column are bound into a reinforcement cage, the outer surfaces of the two ends of the longitudinal bars of the column are subjected to thread machining, then the embedded steel brackets (3) and the first embedded steel plates (4) are fixed, finally, the template is supported, concrete is poured, and the template is detached after the specified strength is reached.
2. Manufacture of precast concrete beam unit
As shown in fig. 3, firstly, the upper steel bars (2-1) and the lower steel bars (2-2) of the precast concrete beam and the precast concrete beam stirrups are bound into a steel reinforcement cage, a formwork is erected, and then the second embedded steel plates (5) are fixed. The upper steel bar (2-1) is welded with the second embedded steel plate (5) at the beam end, and the lower steel bar (2-2) is bent at the beam end by 90 degrees; the precast concrete beam stirrups adopt an integral closed stirrup form, and the first stirrup is arranged at the end of the second embedded steel plate; and finally, pouring concrete, and removing the template after the specified strength is achieved. The appearance of the finished product is shown in figure 2.
3. On-site construction
As shown in fig. 6, firstly, erecting a precast concrete column (1) and fixing the bottom firmly, then hoisting a precast concrete beam (2) on an embedded steel bracket (3) of the precast concrete column (1), and after confirming that the prefabricated concrete column is spliced in place, welding a second embedded steel plate (5) of the beam and a first embedded steel plate (4) of the column by using a welding steel plate (7); then filling the setting slurry (8), and firmly connecting the prefabricated column at the upper part of the node with the prefabricated column at the lower part of the node by using a steel bar connecting sleeve (6). The node connection relationship is shown in fig. 5, and the appearance after construction is shown in fig. 8.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a full assembled concrete beam column connected node which characterized in that: including prefabricated post unit (1), precast beam unit (2), be provided with pre-buried steel corbel (3) and first pre-buried steel sheet (4) on prefabricated post unit (1), be provided with pre-buried steel sheet (5) of second on prefabricated beam unit (2), place earlier on pre-buried steel corbel (3) of prefabricated post unit (1) precast beam unit (2), then with the pre-buried steel sheet (5) welding of second on first pre-buried steel sheet (4) of prefabricated post unit (1) and precast beam unit (2).
2. The fully assembled concrete beam column connection node of claim 1, wherein: still be provided with longitudinal reinforcement, stirrup in precast column unit (1), wherein, the setting position of pre-buried steel bracket (3) corresponds with the setting position of precast beam unit (2), and the position of first pre-buried steel sheet (4) aligns with second pre-buried steel sheet (5) on precast beam unit (2) in precast column unit (1).
3. The fully assembled concrete beam column connection node of claim 1, wherein: the precast beam unit (2) is also provided with an upper steel bar (2-1) and a lower steel bar (2-2), wherein the second embedded steel plate (5) is arranged at the end part of the precast beam unit (2), the width of the second embedded steel plate is the same as the width of the beam, the upper steel bar (2-1) is bent at the beam end and welded with the second embedded steel plate (5), and the lower steel bar (2-2) is bent at the beam end by 90 degrees.
4. A fully assembled concrete beam and column connection node according to any one of claims 1 to 3, wherein: prefabricated post unit (1) all are provided with at beam column connected node's upper and lower both ends, connect through reinforcing bar connecting sleeve (6) between prefabricated post unit (1).
5. A fully assembled concrete beam and column connection node according to any one of claims 1 to 3, wherein: the precast beam unit (2) further comprises concrete, stirrups and longitudinal bars, wherein the first stirrups are arranged at the plate ends of the second embedded steel plates (5).
6. A fully assembled concrete beam and column connection node according to any one of claims 1 to 3, wherein: the length of the precast beam unit (2) is equal to the net span length of the beam minus the thickness of the steel plate of the embedded steel corbels (3) of the precast column units (1) at the two ends.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020628752.3U CN213268318U (en) | 2020-04-23 | 2020-04-23 | Full-assembly type concrete beam column connecting node |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020628752.3U CN213268318U (en) | 2020-04-23 | 2020-04-23 | Full-assembly type concrete beam column connecting node |
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| CN213268318U true CN213268318U (en) | 2021-05-25 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113530252A (en) * | 2021-07-28 | 2021-10-22 | 广州工程总承包集团有限公司 | Use method of positioning device capable of three-dimensionally adjusting connecting steel bars of prefabricated columns |
| CN114045928A (en) * | 2021-11-10 | 2022-02-15 | 河北工业大学 | Assembled beam column and column foundation splicing structure and construction method |
| CN115198884A (en) * | 2022-08-08 | 2022-10-18 | 上海市机械施工集团有限公司 | Reinforced concrete joint structure and construction method |
| CN115653098A (en) * | 2022-11-10 | 2023-01-31 | 海南大学 | Assembled reinforced concrete beam-column connecting structure and construction method thereof |
| CN115680116A (en) * | 2022-11-10 | 2023-02-03 | 海南大学 | Assembled frame beam column connecting node and construction method thereof |
-
2020
- 2020-04-23 CN CN202020628752.3U patent/CN213268318U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113530252A (en) * | 2021-07-28 | 2021-10-22 | 广州工程总承包集团有限公司 | Use method of positioning device capable of three-dimensionally adjusting connecting steel bars of prefabricated columns |
| CN114045928A (en) * | 2021-11-10 | 2022-02-15 | 河北工业大学 | Assembled beam column and column foundation splicing structure and construction method |
| CN114045928B (en) * | 2021-11-10 | 2023-02-03 | 河北工业大学 | Assembled beam column and column foundation splicing structure and construction method |
| CN115198884A (en) * | 2022-08-08 | 2022-10-18 | 上海市机械施工集团有限公司 | Reinforced concrete joint structure and construction method |
| CN115653098A (en) * | 2022-11-10 | 2023-01-31 | 海南大学 | Assembled reinforced concrete beam-column connecting structure and construction method thereof |
| CN115680116A (en) * | 2022-11-10 | 2023-02-03 | 海南大学 | Assembled frame beam column connecting node and construction method thereof |
| CN115680116B (en) * | 2022-11-10 | 2023-08-04 | 海南大学 | Assembled frame beam column connection node and construction method thereof |
| CN115653098B (en) * | 2022-11-10 | 2023-08-08 | 海南大学 | Assembled reinforced concrete beam-column connection structure and construction method thereof |
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