CN212866371U - Reverse construction method anchoring steel bar type first floor beam column connecting node - Google Patents
Reverse construction method anchoring steel bar type first floor beam column connecting node Download PDFInfo
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- CN212866371U CN212866371U CN202021236022.5U CN202021236022U CN212866371U CN 212866371 U CN212866371 U CN 212866371U CN 202021236022 U CN202021236022 U CN 202021236022U CN 212866371 U CN212866371 U CN 212866371U
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Abstract
The utility model belongs to the technical field of the technique of construction and specifically relates to a reverse construction method anchor reinforcing bar type first floor beam column connected node, its characterized in that: the steel pipe concrete column comprises a steel pipe concrete column and a first-layer structural beam, wherein the steel pipe concrete column and the first-layer structural beam are connected through a U-shaped anchoring rib and an end enclosure steel plate, the U-shaped anchoring rib is located in the first-layer structural beam, and the upper side and the lower side of the end enclosure steel plate are respectively connected with the U-shaped anchoring rib and the steel pipe concrete column. The utility model has the advantages that: the beam column joint form is greatly simplified, the problem of steel bar penetration of the underground first-layer beam column joint in the reverse construction method engineering is successfully solved, the construction difficulty is effectively reduced, and the construction period is shortened.
Description
Technical Field
The utility model belongs to the technical field of the technique of construction and specifically relates to a reverse construction method anchor reinforcing bar type first floor beam column connected node.
Background
In the construction stage of the foundation pit of the reverse construction method, a steel upright is required to be arranged at the position of a frame column to serve as a vertical support in the early stage, and concrete is additionally poured on the outer side of the steel upright after the reverse construction is finished to form a permanent frame column. The reverse construction method engineering column with higher vertical bearing capacity requirement usually adopts a steel tube concrete column, and the steel tube concrete column is of a solid web type, so that the problem that the frame beam steel bar penetrates through the steel tube column is solved. At present, the first-layer beam column connection mode which is more frequently applied in engineering is a ring beam node, the ring beam node is complex in structure, steel bars are very densely distributed, the required construction period is long, a large amount of field high-altitude welding is required, the welding quality is difficult to control, and the difficulty in binding the node template and the steel bars is large.
Disclosure of Invention
The utility model aims at providing a reverse construction method anchor bar type first floor beam column connected node according to above-mentioned prior art, link together steel core concrete column and first floor structural beam through U type anchor muscle and head steel sheet, strengthened the connection and the biography power of beam column, effectively reduce the construction difficult point and reduction of erection time.
The utility model discloses the purpose is realized accomplishing by following technical scheme:
the utility model provides a reverse construction method anchor bar type first floor beam column connected node which characterized in that: the steel pipe concrete column comprises a steel pipe concrete column and a first-layer structural beam, wherein the steel pipe concrete column and the first-layer structural beam are connected through a U-shaped anchoring rib and an end enclosure steel plate, the U-shaped anchoring rib is located in the first-layer structural beam, and the upper side and the lower side of the end enclosure steel plate are respectively connected with the U-shaped anchoring rib and the steel pipe concrete column.
The head steel sheet with U type anchor muscle all through welded fastening between the steel pipe concrete column, the equidistant cloth of U type anchor muscle in head steel sheet top just is located in the first structure roof beam.
The end socket steel plate is arranged in the lower main rib protection layer of the first-layer structural beam, and the surface elevation of the end socket steel plate is higher than the bottom elevation of the lower main rib of the first-layer structural beam.
The concrete filled steel tube column top with be equipped with the stiffening rib board between the head steel sheet, the stiffening rib board evenly encircle the welding arrange in the outside at concrete filled steel tube column top and its top weld in head steel sheet bottom.
The utility model has the advantages that: the beam column joint form is greatly simplified, the problem of steel bar penetration of the underground first-layer beam column joint in the reverse construction method engineering is successfully solved, the construction difficulty is effectively reduced, and the construction period is shortened.
Drawings
FIG. 1 is a plan view of the present invention;
fig. 2 is a top view of the present invention.
Detailed Description
The features of the present invention and other related features are described in further detail below by way of example in conjunction with the accompanying drawings to facilitate understanding by those skilled in the art:
as shown in fig. 1-2, the symbols 1-6 in the figures are respectively represented as: the steel tube concrete column comprises a steel tube concrete column 1, a first-layer structural beam 2, a head steel plate 3, a U-shaped anchoring rib 4, a stiffening rib plate 5 and a main rib 6.
Example (b): the reverse construction method in this embodiment anchors the first floor beam column connected node of reinforcing bar type for construction. As shown in fig. 1-2, this embodiment mainly includes concrete-filled steel tubular column 1, first floor structural beam 2, head steel sheet 3 and U type anchor muscle 4, and U type anchor muscle 4 evenly distributed is in first floor structural beam 2 and its equidistant welding is in head steel sheet 3 top, and the height and the width of U type anchor muscle 4 combine first floor structural beam 2 height to confirm and be not less than 600mm, and the overall strength of beam column node structure can be improved to U type anchor muscle 4's design. In addition, the end socket steel plate 3 is arranged in the lower main rib protection layer of the first-layer structural beam 2 and the surface elevation of the end socket steel plate is higher than the bottom elevation of the lower main rib 6 of the first-layer structural beam 2.
As shown in fig. 1, the head plate 3 is welded to the top of the concrete filled steel tubular column 1. In addition, the concrete space of the steel pipe concrete column 1 is grouted by grouting material, so that the sealing head steel plate 3 and the steel pipe concrete column 1 are compactly poured in a gap, and the stress reliability is ensured.
As shown in figure 1, a stiffening rib plate 5 is arranged between the top of the steel tube concrete column 1 and the end enclosure steel plate 2, the stiffening rib plates 5 are uniformly arranged on the outer side of the top of the steel tube concrete column 1 in a surrounding welding mode, and the top of the stiffening rib plates is welded to the bottom of the end enclosure steel plate 3, so that the bearing performance of local stress of the steel tube concrete column can be improved.
In this embodiment, adopt the double-sided welding mode to be connected between U type anchor muscle 4 and the head steel sheet 3, can be so that be connected inseparabler, firm between U type anchor muscle 4 and the head steel sheet 3. The end socket steel plate 3 is connected with the top of the steel pipe concrete column 1 in a split welding mode.
In addition, as shown in fig. 1 and fig. 2, the present embodiment also has the following construction method:
1. binding the main reinforcement 6, the U-shaped anchoring reinforcement 4 and other reinforcement cages in the first-layer structural beam 2;
2. then the upper side and the lower side of the end socket steel plate 3 are respectively welded with the U-shaped anchoring ribs 4 and the steel pipe concrete column 1;
3. welding a stiffening rib plate 5;
4. and after the welding and the binding of the structural beam steel bars are finished, integrally pouring structural beam concrete to form the anchoring steel bar type beam-column joint.
In conclusion, in the embodiment, the steel pipe concrete column and the first-layer structural beam are connected together through the U-shaped anchoring ribs and the end socket steel plates, so that the connection and the force transmission of the beam column are enhanced, the node form of the beam column is effectively simplified, the problem of steel bar penetration of the underground first-layer beam column node in the reverse construction method engineering is successfully solved, the construction difficulty is effectively reduced, and the construction period is shortened.
Although the conception and the embodiments of the present invention have been described in detail with reference to the drawings, those skilled in the art will recognize that various changes and modifications can be made therein without departing from the scope of the appended claims, and therefore, the description thereof is not repeated herein.
Claims (4)
1. The utility model provides a reverse construction method anchor bar type first floor beam column connected node which characterized in that: the steel pipe concrete column comprises a steel pipe concrete column and a first-layer structural beam, wherein the steel pipe concrete column and the first-layer structural beam are connected through a U-shaped anchoring rib and an end enclosure steel plate, the U-shaped anchoring rib is located in the first-layer structural beam, and the upper side and the lower side of the end enclosure steel plate are respectively connected with the U-shaped anchoring rib and the steel pipe concrete column.
2. The top-down anchor rebar type first-floor beam-column connection node of claim 1, wherein: the head steel sheet with U type anchor muscle all through welded fastening between the steel pipe concrete column, the equidistant cloth of U type anchor muscle in head steel sheet top just is located in the first structure roof beam.
3. The top-down anchor rebar type first-floor beam-column connection node of claim 1, wherein: the end socket steel plate is arranged in the lower main rib protection layer of the first-layer structural beam, and the surface elevation of the end socket steel plate is higher than the bottom elevation of the lower main rib of the first-layer structural beam.
4. The top-down anchor rebar type first-floor beam-column connection node of claim 1, wherein: the concrete filled steel tube column top with be equipped with the stiffening rib board between the head steel sheet, the stiffening rib board evenly encircle the welding arrange in the outside at concrete filled steel tube column top and its top weld in head steel sheet bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021236022.5U CN212866371U (en) | 2020-06-30 | 2020-06-30 | Reverse construction method anchoring steel bar type first floor beam column connecting node |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021236022.5U CN212866371U (en) | 2020-06-30 | 2020-06-30 | Reverse construction method anchoring steel bar type first floor beam column connecting node |
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| CN212866371U true CN212866371U (en) | 2021-04-02 |
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| CN202021236022.5U Active CN212866371U (en) | 2020-06-30 | 2020-06-30 | Reverse construction method anchoring steel bar type first floor beam column connecting node |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876059A (en) * | 2022-05-19 | 2022-08-09 | 上海师范大学 | Multilayer anchoring connection structure for fiber reinforced concrete beam column joints |
| CN115012670A (en) * | 2022-05-19 | 2022-09-06 | 上海师范大学 | Multilayer anchoring connection method for fiber reinforced concrete beam-column joint |
-
2020
- 2020-06-30 CN CN202021236022.5U patent/CN212866371U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876059A (en) * | 2022-05-19 | 2022-08-09 | 上海师范大学 | Multilayer anchoring connection structure for fiber reinforced concrete beam column joints |
| CN115012670A (en) * | 2022-05-19 | 2022-09-06 | 上海师范大学 | Multilayer anchoring connection method for fiber reinforced concrete beam-column joint |
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