CN216516102U - Transition section structure of reinforced concrete column and steel pipe concrete column - Google Patents
Transition section structure of reinforced concrete column and steel pipe concrete column Download PDFInfo
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- CN216516102U CN216516102U CN202123059301.6U CN202123059301U CN216516102U CN 216516102 U CN216516102 U CN 216516102U CN 202123059301 U CN202123059301 U CN 202123059301U CN 216516102 U CN216516102 U CN 216516102U
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Abstract
The utility model belongs to the technical field of constructional engineering, and particularly relates to a transition section structure of a reinforced concrete column and a steel core concrete column, which comprises the reinforced concrete column, the steel core concrete column, I-shaped steel, a reinforced concrete beam and a reinforced concrete slab, wherein the reinforced concrete column penetrates through the reinforced concrete beam and the reinforced concrete slab from bottom to top, the I-shaped steel is vertically embedded in the upper part of the reinforced concrete column, the upper end surface of the I-shaped steel is flush with the upper end surface of the reinforced concrete column, the lower end of the steel core concrete column is welded with the upper end of the I-shaped steel, and a rear pouring concrete section is reserved on the upper end surfaces of the reinforced concrete beam and the reinforced concrete slab close to the reinforced concrete column. The utility model solves the problems of insufficient light and no air circulation in the concrete-filled steel tubular column and great potential safety hazard when workers weld steel bars; the operation space environment in the concrete-filled steel tubular column is improved, the safety of operators is guaranteed, and the construction efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of constructional engineering, and particularly relates to a transition section structure of a reinforced concrete column and a steel pipe concrete column.
Background
The conventional method for constructing the transition section of the reinforced concrete column and the steel pipe concrete column at present is to pour concrete at the lower section of the reinforced concrete beam column and the floor slab, then temporarily fix the upper section of the steel pipe concrete column at the floor slab, then weld the steel bars at the transition section, and pour concrete at the upper section of the steel pipe concrete column after welding. The method has the disadvantages that a large amount of additional steel bars are arranged at the transition section, the longitudinal bars of the lower reinforced concrete column extending into the upper steel pipe concrete column need to be welded with the upper steel pipe concrete column, the upper steel pipe concrete column is a long and narrow space, and the illumination in the steel pipe concrete column is insufficient, so that the construction of welding workers is inconvenient; air in the steel pipe concrete column is not circulated, waste gas generated by welding is difficult to discharge, and workers are easy to be poisoned; the temperature for welding in the steel pipe concrete column is very high, and workers are easy to heatstroke; the concrete pouring of the lower surface of the upper section of the concrete-filled steel tubular column is completed before the upper section of the concrete-filled steel tubular column is welded, the reserved steel bars of the lower section of the concrete-filled steel tubular column are prone to displacement in the construction process, and the displaced steel bars are difficult to adjust and cannot be welded with the concrete-filled steel tubular column, so that the engineering quality is affected.
In general, the existing construction method has great potential safety hazard, construction quality cannot be guaranteed, and construction progress is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems, provides a transition section structure of a reinforced concrete column and a steel pipe concrete column, and mainly solves the technical problems that the construction of welding workers is inconvenient due to insufficient illumination and non-ventilation of air in the steel pipe concrete column, and the steel bar of the reinforced concrete column, which has displacement, is difficult to adjust and cannot be welded with the steel pipe concrete column.
In order to achieve the purpose, the technical scheme of the utility model is as follows: the transition section structure of the reinforced concrete column and the steel tube concrete column comprises the reinforced concrete column, the steel tube concrete column, I-shaped steel, a reinforced concrete beam and a reinforced concrete slab, wherein the reinforced concrete column penetrates through the reinforced concrete beam from bottom to top, the upper end surface of the reinforced concrete column is flush with the upper end surface of the reinforced concrete beam,
the I-shaped steel is vertically embedded in the upper portion of the reinforced concrete column, the upper end face of the I-shaped steel is flush with the upper end face of the reinforced concrete column, the lower end of the steel tube concrete column is welded with the upper end of the I-shaped steel, and a rear pouring concrete section is reserved on the upper end face of the reinforced concrete beam and the upper end face of the reinforced concrete slab close to the reinforced concrete column.
Preferably, the reinforced concrete column is bound with longitudinal bars and transition section additional steel bars, the transition section additional steel bars are located on the outer side of the longitudinal bars, and the longitudinal bars and the transition section additional steel bars both extend upwards into the steel tube concrete column and are welded with the steel tube concrete column.
Preferably, the lower surface of the I-shaped steel is provided with a protective layer cushion block.
Preferably, the I-steel is provided with four pieces, and the four pieces of I-steel are distributed in a circular array.
Preferably, the post-cast concrete section comprises four rectangular ventilation openings, and one ventilation opening is reserved on the upper end surfaces of the reinforced concrete beam and the reinforced concrete slab between two adjacent I-shaped steels.
Preferably, the longitudinal bar and the additional steel bar of the transition section are sleeved with longitudinal bar positioning rings inside the steel tube concrete column.
Preferably, it is three to indulge the muscle holding ring, three it sets up to indulge the vertical interval of muscle holding ring.
Preferably, the inner wall of the concrete filled steel tubular column is uniformly welded with connecting studs.
Preferably, the transition section additional steel bar is welded with the connecting pin.
Due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. the utility model provides a transition section structure of a reinforced concrete column and a steel pipe concrete column, wherein before the steel pipe concrete column is not hoisted, when the reinforced concrete column, the reinforced concrete beam and the reinforced concrete slab are poured with concrete, ventilation and air-permeable openings are reserved on the upper surfaces of the reinforced concrete beam and the reinforced concrete slab, so that the problem of air circulation can be solved while sufficient light is provided for the steel pipe concrete column, the convenience of construction of welding workers is improved, waste gas generated by welding is effectively discharged, and the poisoning phenomenon of the welding workers is avoided.
2. According to the utility model, when the reinforced concrete column is bound, the I-shaped steel plays a role in temporarily supporting the steel tube concrete column, and meanwhile, when the steel tube concrete column is installed, deformation of beam steel bars and plate steel bars contacting with the steel tube concrete column is avoided, so that a limiting effect is exerted on the steel tube concrete column.
3. According to the utility model, the longitudinal rib positioning ring is sleeved on the longitudinal rib inside the steel tube concrete column, and the longitudinal rib positioning ring can reduce the displacement of the longitudinal rib and the transition section additional steel bar inside the steel tube concrete column before the concrete is poured, so that the engineering quality is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view taken along a-a of fig. 1.
The main reference symbols in the drawings are as follows:
1. a reinforced concrete column; 11. adding steel bars to the transition section; 2. a steel pipe concrete column; 3. i-shaped steel; 4. a ventilation opening; 5. a longitudinal bar positioning ring; 6. connecting the stud; 7. longitudinal ribs; 8. a reinforced concrete beam; 9. a reinforced concrete slab.
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.
Examples
As shown in fig. 1 and 2, the transition section structure of the reinforced concrete column and the steel core concrete column includes a reinforced concrete column 1, a steel core concrete column 2, i-beams 3, a reinforced concrete beam 8 and a reinforced concrete slab 9, wherein the reinforced concrete column 1 penetrates through the reinforced concrete beam 8 from bottom to top, an upper end surface of the reinforced concrete column 1 is flush with an upper end surface of the reinforced concrete beam 8, the i-beams 3 are vertically embedded in the upper portion of the reinforced concrete column 1, an upper end surface of the i-beams 3 is flush with the upper end surface of the reinforced concrete column 1, a lower end of the steel core concrete column 2 is welded with the upper end of the i-beams 3, and a rear pouring concrete section is reserved on the upper end surfaces of the reinforced concrete beam 8 and the reinforced concrete slab 9 close to the reinforced concrete column 1. Specifically, the post-cast concrete section comprises four rectangular ventilation openings 4, and one ventilation opening 4 is reserved on the upper end faces of the reinforced concrete beam 8 and the reinforced concrete slab 9 between two adjacent I-shaped steels 3. Ventilation mouth 4 can be according to actual conditions adjustment size and shape and not be limited to rectangle column structure, and ventilation mouth 4 can be when providing sufficient light for in the concrete-filled steel tubular column 2, has solved the problem of circulation of air again, improves the convenience of welding workman's construction and effectively with the waste gas discharge that the welding produced, avoids welding workman's poisoning phenomenon to take place.
In this embodiment, the ligature has to indulge muscle 7 and changeover portion additional reinforcement 11 in reinforced concrete column 1, and changeover portion additional reinforcement 11 is located the outside of indulging muscle 7, indulges muscle 7 and changeover portion additional reinforcement 11 and all upwards extends to in the steel core concrete column 2 and welds with steel core concrete column 2. Specifically, the lower surface of the I-steel 3 is provided with a protective layer cushion block (not shown in the figure), and the protective layer cushion block prevents the I-steel from displacing and settling when the reinforced concrete column 1 pours concrete, so that the engineering quality is ensured. The I-steel 3 is equipped with four, and four I-steel 3 are the circular array and distribute the setting. The I-shaped steel 3 plays a role in temporarily supporting the steel pipe concrete column 2, and simultaneously, when the steel pipe concrete column 2 is installed, deformation of beam steel bars (not shown in the figure) and plate steel bars (not shown in the figure) contacting with the steel pipe concrete column 2 is avoided, so that the steel pipe concrete column 2 is limited.
In this embodiment, the longitudinal bar positioning ring 5 is sleeved inside the steel pipe concrete column 2 on the longitudinal bar 7 and the additional steel bar 11 at the transition section. Specifically, it is three to indulge muscle holding ring 5, and three vertical interval of indulging muscle holding ring 5 sets up. The longitudinal rib positioning ring 5 can reduce the displacement of the longitudinal rib 7 in the concrete filled steel tubular column 2 before the concrete is poured, and the engineering quality is improved. The inner wall of the steel tube concrete column 2 is uniformly welded with connecting studs 6, and the transition section additional steel bar 11 is welded with the connecting studs 6. The additional steel bars 7 of the transition section can enhance the connection tightness of the reinforced concrete column 1 and the steel pipe concrete column 2, and the stability of the structure of the whole transition section is improved.
The construction method of the transition section structure of the reinforced concrete column and the steel pipe concrete column comprises the following steps:
1) the reinforced concrete column 1, the reinforced concrete beam 8 and the reinforced concrete slab 9 are bound through steel bars;
2) pre-burying I-shaped steel 3 on the upper part of the reinforced concrete column 1: the reinforced concrete column 1 is provided with the transition section additional steel bar 11 while binding the longitudinal bar 7 and the stirrup, and the I-shaped steel 3 is embedded in the upper part of the reinforced concrete column 1, so that the I-shaped steel 3 is partially exposed to the outer side of the reinforced concrete column 1 along the horizontal direction and is used for temporarily supporting the steel pipe concrete column 2;
3) placing the longitudinal bar positioning ring 5: after the longitudinal bars 7, the stirrups and the additional steel bars 11 of the transition section are bound on the reinforced concrete column 1, the longitudinal bar positioning rings 5 are sleeved on the longitudinal bars 7 and the additional steel bars 11 of the transition section, and three longitudinal bars are vertically arranged at intervals;
4) pouring the reinforced concrete column 1, the reinforced concrete beam 8 and the reinforced concrete slab 9: when the reinforced concrete column 1, the reinforced concrete beam 8 and the reinforced concrete slab 9 are used for pouring concrete, four ventilation ports 4 with the width d equal to 500mm are reserved on the upper end surfaces of the reinforced concrete beam 8 and the reinforced concrete slab 9, meanwhile, a protective layer cushion block is arranged on the lower surface of the I-shaped steel 3, the I-shaped steel 3 is welded with the longitudinal rib 7, and the I-shaped steel 3 is prevented from displacing and settling;
5) hoisting the steel pipe concrete column 2: hoisting and positioning the steel pipe concrete column 2, and welding and fixing the lower end of the steel pipe concrete column 2 and the I-shaped steel 3;
6) the reinforced concrete column 1 is welded with the steel pipe concrete column 2: welding and fixing the longitudinal bar 7 and the transition section additional bar 11 which extend to the interior of the steel tube concrete column 2 with the steel tube concrete column 2, and simultaneously welding and fixing the transition section additional bar 11 with the connecting stud 6;
7) and (4) pouring a ventilation opening: after the reinforced concrete column 1 and the steel pipe concrete column 2 are welded, concrete is poured and sealed for each ventilation port 4, and the ventilation ports are aligned with the upper end face of the reinforced concrete beam 8;
8) pouring the steel pipe concrete column 2: and after the supervision and rechecking are qualified, pouring concrete into the steel pipe concrete column 2, and curing the concrete in the steel pipe concrete column 2.
The utility model provides a transition section structure of a reinforced concrete column and a steel pipe concrete column, wherein before a steel pipe concrete column 2 is not hoisted, when concrete is poured on the reinforced concrete column 1, a reinforced concrete beam 8 and a reinforced concrete slab 9, a plurality of ventilation ports 4 are reserved on the upper surfaces of the reinforced concrete beam 8 and the reinforced concrete slab 9, so that sufficient light can be provided for the steel pipe concrete column 2, the problem of air circulation is solved, the convenience of construction of welding workers is improved, waste gas generated by welding is effectively discharged, and the poisoning phenomenon of the welding workers is avoided.
The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.
Claims (9)
1. The transition section structure of the reinforced concrete column and the steel tube concrete column is characterized by comprising the reinforced concrete column (1), the steel tube concrete column (2), I-shaped steel (3), a reinforced concrete beam (8) and a reinforced concrete slab (9), wherein the reinforced concrete column (1) penetrates through the reinforced concrete beam (8) from bottom to top, the upper end face of the reinforced concrete column (1) is flush with the upper end face of the reinforced concrete beam (8),
the vertical pre-buried of I-steel (3) is in the upper portion of reinforced concrete post (1), just the up end of I-steel (3) with the up end parallel and level of reinforced concrete post (1), the lower extreme of steel core concrete post (2) with the upper end welding of I-steel (3) is close to reinforced concrete post (1) is in reinforced concrete roof beam (8) with the up end reservation of reinforced concrete slab (9) has the back concreting section.
2. The transition section structure of a reinforced concrete column and a steel tube concrete column according to claim 1, characterized in that a longitudinal bar (7) and a transition section additional bar (11) are bound in the reinforced concrete column (1), the transition section additional bar (11) is located outside the longitudinal bar (7), and both the longitudinal bar (7) and the transition section additional bar (11) extend upwards into the steel tube concrete column (2) and are welded with the steel tube concrete column (2).
3. A reinforced concrete column and steel tubular concrete column transition structure according to claim 2, characterized in that the lower surface of said i-beam (3) is fitted with a protective layer spacer.
4. A reinforced concrete column and steel tubular concrete column transition structure according to claim 2, characterized in that said i-beams (3) are provided with four, said four i-beams (3) being arranged in a circular array.
5. A reinforced concrete column and concrete filled steel tubular column transition section structure as claimed in claim 4, wherein said post-cast concrete section comprises four rectangular ventilation openings (4), and one ventilation opening (4) is reserved between two adjacent I-beams (3) on the upper end surfaces of the reinforced concrete beam (8) and the reinforced concrete slab (9).
6. A reinforced concrete column and steel tubular column transition structure according to claim 2, characterized in that the steel tubular column (2) is internally provided with longitudinal reinforcement positioning rings (5) on the longitudinal reinforcements (7) and the transition additional reinforcements (11).
7. A reinforced concrete column and concrete filled steel tubular column transition structure as claimed in claim 6, wherein there are three said longitudinal bar positioning rings (5), and three said longitudinal bar positioning rings (5) are vertically spaced apart.
8. A reinforced concrete column and concrete filled steel tubular column transition structure as claimed in claim 2, characterized in that the inner wall of said concrete filled steel tubular column (2) is welded with connecting studs (6) uniformly.
9. A steel concrete column and steel tubular column transition structure according to claim 8, characterized in that said transition additional steel bars (11) are welded to said connecting pegs (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123059301.6U CN216516102U (en) | 2021-12-07 | 2021-12-07 | Transition section structure of reinforced concrete column and steel pipe concrete column |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123059301.6U CN216516102U (en) | 2021-12-07 | 2021-12-07 | Transition section structure of reinforced concrete column and steel pipe concrete column |
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| CN216516102U true CN216516102U (en) | 2022-05-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982106A (en) * | 2021-12-07 | 2022-01-28 | 广西路建集团建筑工程有限公司 | Transition section structure of reinforced concrete column and steel pipe concrete column and construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982106A (en) * | 2021-12-07 | 2022-01-28 | 广西路建集团建筑工程有限公司 | Transition section structure of reinforced concrete column and steel pipe concrete column and construction method |
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