CN214462857U - Reinforced concrete beam reinforcing construction joint - Google Patents
Reinforced concrete beam reinforcing construction joint Download PDFInfo
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- CN214462857U CN214462857U CN202120228940.1U CN202120228940U CN214462857U CN 214462857 U CN214462857 U CN 214462857U CN 202120228940 U CN202120228940 U CN 202120228940U CN 214462857 U CN214462857 U CN 214462857U
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- reinforced concrete
- steel plate
- roof beam
- structure floor
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Abstract
The utility model provides a reinforced concrete roof beam consolidates construction node, includes concrete structure floor and the reinforced concrete roof beam that is located concrete structure floor bottom, still including locating the fixed subassembly between concrete structure floor and the reinforced concrete roof beam, fixed subassembly includes that the solid U shaped steel plate hoop on the reinforced concrete roof beam of card, locate the switching angle steel on U shaped steel plate hoop vertical section upper portion, tiling at the fixed steel sheet of concrete structure floor top surface and be used for connecting the butt-joint bolt of switching angle steel and fixed steel sheet, the carbon fiber stick has been buried underground in the bottom protection layer of reinforced concrete roof beam. The utility model discloses have fine reinforcing effect to the reinforced concrete roof beam to play certain supporting role to the concrete structure floor, application scope is wider relatively, and it is better to consolidate the effect.
Description
Technical Field
The utility model relates to a construction field specifically belongs to a reinforced concrete roof beam consolidates construction node.
Background
Under the condition that newly-built buildings are increasingly saturated, urban house storage structures are increasingly old, and the old structures are increasingly emphasized by the nation. The purposes are changed, the load is increased, the reinforced concrete structure is damaged by the environment and naturally aged, and the like, so that the structural reinforcing and modifying project can be a new direction in the building field. In order to increase the bending and tension capacity of the beam, a reinforcing mode of adding lower iron steel bars is generally considered.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a reinforced concrete roof beam consolidates construction node, will solve old and old reinforced concrete roof beam load and increase, the technical problem who bends, draw the ability variation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a reinforced concrete roof beam consolidates construction node, includes concrete structure floor and the reinforced concrete roof beam that is located concrete structure floor bottom, its characterized in that: the concrete structure is characterized by further comprising a fixing assembly arranged between the concrete structure floor slab and the reinforced concrete beam, the fixing assembly comprises a U-shaped steel plate hoop fixedly clamped on the reinforced concrete beam, switching angle steel arranged on the upper portion of the vertical portion of the U-shaped steel plate hoop, a fixing steel plate tiled on the top surface of the concrete structure floor slab and a through bolt used for connecting the switching angle steel and the fixing steel plate, and a carbon fiber rod is buried in the bottom protective layer of the reinforced concrete beam.
Further preferably, the diameter of the carbon fiber rod is 10-20mm, the carbon fiber rod is arranged along the length of the reinforced concrete beam, and two ends of the carbon fiber rod are implanted into the upright columns at two ends of the reinforced concrete beam.
Furthermore, a steel plate on one side of the switching angle steel is abutted against a concrete structure floor slab, the other side of the switching angle steel is fixedly bonded with the upper part of the vertical part of the U-shaped steel plate hoop, and reinforcing steel plates are arranged between the steel plates on the two sides of the switching angle steel at intervals.
Furthermore, the reinforcing steel plate and the fixing steel plate are both made of steel with the thickness of 3-5mmQ 235B.
In addition, U type steel sheet hoop is formed by 5mm steel sheet preparation, fixes on reinforced concrete roof beam through the viscose glue.
More preferably, the bottom protective layer has a thickness of at least 5cm, and the carbon fiber rod has a thickness of at least 2.5cm from the top surface of the bottom protective layer.
Compared with the prior art the utility model has the following characteristics and beneficial effect:
the utility model discloses a switching angle steel closes up as U shaped steel hoop, very big reduction U shaped steel later stage open-ended hidden danger, through setting up bolt and fixed steel sheet to wearing, the wholeness of U shaped steel board and reinforced concrete roof beam has been increased, replace traditional reinforcing bar through setting up the carbon fiber stick, the carbon fiber stick has that the quality is light, high strength, the tensile strength is superior, it is corrosion-resistant, a plurality of advantages such as construction convenience, the dead weight of itself has been alleviateed, indirect maneuverability that has increased the construction, for reinforcing the new direction that provides of reinforced concrete roof beam.
To sum up, the utility model discloses have fine reinforcing effect to the reinforced concrete roof beam to play certain supporting role to the concrete structure floor, application scope is wider relatively, and the reinforcing effect is better, has characteristics such as safety, suitable for, has fine popularization and practical value, can produce good economic benefits after extensive popularization and application.
Drawings
Fig. 1 is the utility model relates to a reinforced concrete roof beam consolidates construction joint's schematic structure diagram.
Reference numerals: 1-concrete structure floor slab; 2-reinforced concrete beam; 3-a carbon fiber rod; 4-U-shaped steel plate hoops; 5-adapting angle steel; 6-fixing a steel plate; 7-through bolts; 8-reinforcing steel plates; 9-bottom protective layer.
Detailed Description
In order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention will be further described below.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
A reinforced concrete beam reinforcing construction node is shown in figure 1 and comprises a concrete structure floor slab 1 and a reinforced concrete beam 2 located at the bottom of the concrete structure floor slab 1, wherein the cross section of the reinforced concrete beam 2 is 700mm in height, 400mm in width and 5000mm in length. The concrete structure floor slab comprises a concrete structure floor slab 1 and a reinforced concrete beam 2, and further comprises a fixing assembly arranged between the concrete structure floor slab 1 and the reinforced concrete beam 2, wherein the fixing assembly comprises a U-shaped steel plate hoop 4 clamped on the reinforced concrete beam 2, switching angle steel 5 arranged at the upper part of the vertical part of the U-shaped steel plate hoop 4, a fixed steel plate 6 tiled on the top surface of the concrete structure floor slab 1 and a pair-through bolt 7 used for connecting the switching angle steel 5 and the fixed steel plate 6, the pair-through bolt 7 adopts M16 pair-through bolt, a carbon fiber rod 3 is embedded in a bottom protective layer 9 of the reinforced concrete beam 2, the diameter of the carbon fiber rod 3 is 10-20mm, two ends of the carbon fiber rod are embedded in upright posts positioned at two ends of the reinforced concrete beam 2, and the carbon fiber rods 3 are 4 and uniformly spaced; the two side protective layers of the reinforced concrete beam 2 are 30mm thick high-strength non-shrinkage grouting material protective layers, the thickness of the bottom protective layer 9 is at least 5cm, the same high-strength non-shrinkage grouting material protective layer is adopted, and the distance between the carbon fiber rod 3 and the top surface of the bottom protective layer is at least 2.5 cm.
5 one side steel sheets of switching angle steel and 1 butt of concrete structure floor, it is fixed to glue through the building behind the butt, the opposite side bonds fixedly with 4 vertical portion upper portions of U shaped steel plate hoop, the interval is equipped with steel reinforcing plate 8 between 5's of switching angle steel's the both sides steel sheet, steel reinforcing plate 8 and fixed steel plate 6 are formed by the thickness is 3-5mmQ235B type steel preparation, preferred thickness is 5mm, 45mm steel sheet preparation of U shaped steel plate hoop are formed, fix on reinforced concrete roof beam 2 through the viscose glue.
Specifically, the carbon fiber rod is implanted in the roof beam both ends post through bar planting technique, pour the protective layer after, increase the whole shear resistance of roof beam through pasting U shaped steel hoop, the switching angle steel is pasted on U shaped steel board and floor, effectually prevent phenomenon such as U shaped steel hoop later stage opening installation insecure, through to wearing the bolt, the fixed steel plate increases whole reinforced fastness and the wholeness of gluing the steel, the carbon fiber rod is laid along original roof beam full length, generally choose for use the diameter to be 10-20mm carbon fiber rod according to structural designer's design numerical value, switching angle steel and fixed steel sheet should be with 3-5mmQ235B type steel. The installation of switching angle steel not only uses as reinforcing beam itself, still can regard as the support of floor and roof beam node, is 8.8 grades to wearing the bolt, arranges that the direction interval 500mm that is on a parallel with the roof beam, and beam bottom, both sides protective layer are high-strength no shrink grout material, and through formwork, the mode of pouring grout material reaches and original structure in close combination after original structure basis is polished, the chisel hair is cleared up.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a reinforced concrete roof beam consolidates construction node, includes concrete structure floor (1) and reinforced concrete roof beam (2) that are located concrete structure floor (1) bottom, its characterized in that: still including locating the fixed subassembly between concrete structure floor (1) and reinforced concrete roof beam (2), fixed subassembly is including blocking solid U shaped steel plate hoop (4) on reinforced concrete roof beam (2), locate switching angle steel (5) on U shaped steel plate hoop (4) vertical portion upper portion, tiling fixed steel plate (6) at concrete structure floor (1) top surface and be used for connecting switching angle steel (5) and fixed steel plate (6) to wearing bolt (7), carbon fiber rod (3) have been buried underground in bottom protective layer (9) of reinforced concrete roof beam (2).
2. A reinforced concrete beam reinforced construction joint as recited in claim 1, wherein: the diameter of the carbon fiber rod (3) is 10-20mm, the carbon fiber rod is arranged along the length of the reinforced concrete beam (2), and two ends of the carbon fiber rod are implanted into the columns at two ends of the reinforced concrete beam (2).
3. A reinforced concrete beam reinforced construction joint as recited in claim 1, wherein: the steel plate on one side of the switching angle steel (5) is abutted to the concrete structure floor slab (1), the other side of the switching angle steel is fixedly bonded with the upper part of the vertical part of the U-shaped steel plate hoop (4), and reinforcing steel plates (8) are arranged between the steel plates on two sides of the switching angle steel (5) at intervals.
4. A reinforced concrete beam reinforced construction joint as recited in claim 3, wherein: the reinforcing steel plate (8) and the fixing steel plate (6) are both made of steel with the thickness of 3-5mmQ 235B.
5. A reinforced concrete beam reinforced construction joint as recited in claim 1, wherein: the U-shaped steel plate hoop (4) is made of a 5mm steel plate and is fixed on the reinforced concrete beam (2) through steel adhesive.
6. A reinforced concrete beam reinforced construction joint as claimed in any one of claims 1 to 5, wherein: the thickness of the bottom protective layer (9) is at least 5cm, and the thickness of the carbon fiber rod (3) from the top surface of the bottom protective layer is at least 2.5 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120228940.1U CN214462857U (en) | 2021-01-27 | 2021-01-27 | Reinforced concrete beam reinforcing construction joint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120228940.1U CN214462857U (en) | 2021-01-27 | 2021-01-27 | Reinforced concrete beam reinforcing construction joint |
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| CN214462857U true CN214462857U (en) | 2021-10-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541799A (en) * | 2022-01-26 | 2022-05-27 | 上海民航新时代机场设计研究院有限公司 | Concrete beam repairing structure and repairing method applicable to same |
| CN115324373A (en) * | 2022-08-08 | 2022-11-11 | 甘肃建投建设有限公司 | Method for reinforcing steel roof truss and reinforced concrete column joint in existing building |
-
2021
- 2021-01-27 CN CN202120228940.1U patent/CN214462857U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114541799A (en) * | 2022-01-26 | 2022-05-27 | 上海民航新时代机场设计研究院有限公司 | Concrete beam repairing structure and repairing method applicable to same |
| CN115324373A (en) * | 2022-08-08 | 2022-11-11 | 甘肃建投建设有限公司 | Method for reinforcing steel roof truss and reinforced concrete column joint in existing building |
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