CN219080390U - Combined bearing platform structure - Google Patents
Combined bearing platform structure Download PDFInfo
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- CN219080390U CN219080390U CN202223179763.6U CN202223179763U CN219080390U CN 219080390 U CN219080390 U CN 219080390U CN 202223179763 U CN202223179763 U CN 202223179763U CN 219080390 U CN219080390 U CN 219080390U
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Abstract
The utility model discloses a combined bearing platform structure, which comprises: the concrete layer is formed by pouring the bearing platform reinforcement cage and the bearing platform steel frame body; wherein cushion cap steel reinforcement cage includes: bearing platform bottom reinforcing bar, bearing platform top reinforcing bar and bearing platform side direction reinforcing bar. Wherein the cushion cap formula steelframe body includes: the steel mesh sheet comprises two main steel skeleton beams, two edge secondary steel skeleton beams and a plurality of center secondary steel skeleton beams, reinforcing steel mesh sheets and reinforcing steel mesh sheets, wherein the reinforcing steel mesh sheets are welded on the inner sides of each main steel skeleton beam and each edge secondary steel skeleton beam from bottom to top in a layered mode. The utility model can improve the bending resistance, shearing resistance, impact resistance and shear resistance and bearing capacity.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to a combined bearing platform structure.
Background
The bearing platform is generally of a reinforced concrete structure, and in the engineering with dense pile foundations such as cast-in-place piles, the bearing platform of the traditional reinforced concrete structure cannot meet the bearing capacity requirement of upper load transmission.
Disclosure of Invention
The utility model aims to provide a combined bearing platform structure, which solves the problem that a traditional reinforced concrete structure bearing platform in a project with a dense pile foundation cannot meet the bearing capacity requirement of upper load transmission.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: a modular deck structure comprising: the concrete layer is formed by pouring the bearing platform reinforcement cage and the bearing platform steel frame body;
the bearing platform reinforcement cage includes:
the steel bars at the bottom of the bearing platform are arranged on four rectangular pile foundations;
the steel bars at the top of the bearing platform are arranged above the steel bars at the bottom of the bearing platform in parallel;
the bearing platform lateral reinforcing steel bars are connected between the bearing platform bottom reinforcing steel bars and the bearing platform top reinforcing steel bars;
the bearing platform type steel frame body comprises:
the main steel skeleton beams are arranged between the bottom steel bars of the bearing platform and the top steel bars of the bearing platform in parallel, and each main steel skeleton beam is arranged on two pile foundations;
the edge secondary steel skeleton beams are arranged between the bottom steel bars of the bearing platform and the top steel bars of the bearing platform in parallel, each edge secondary steel skeleton beam is arranged on two pile foundations, each edge secondary steel skeleton beam is vertically arranged on two main steel skeleton beams, and the two main steel skeleton beams and the two edge secondary steel skeleton beams form a steel skeleton beam frame;
the center secondary steel skeleton beams are uniformly distributed between the two main steel skeleton beams in parallel with the edge secondary steel skeleton beams; the main steel skeleton beam, the edge secondary steel skeleton beam and the center secondary steel skeleton beam are equal in height and comprise webs and flange plates vertically arranged at two ends of the webs;
the reinforcing plate is welded on the inner side of each main steel skeleton beam and the inner side of each edge secondary steel skeleton beam from bottom to top in a layered manner;
the reinforcing steel mesh is arranged on each layer of reinforcing steel plate.
Further, the combined bearing platform structure provided by the utility model further comprises:
and the diagonal braces are positioned on two sides of the main steel skeleton beam and welded between the steel bars at the bottom of the bearing platform and the main steel skeleton beam.
Furthermore, in the combined bearing platform structure provided by the utility model, the stiffening plate is arranged on the outer side of the main steel skeleton beam at the joint of the main steel skeleton beam and the edge secondary steel skeleton beam.
Further, according to the combined bearing platform structure provided by the utility model, pile head steel bars of the pile foundation penetrate through flange plates of the main steel skeleton beam for plug welding.
Furthermore, according to the combined bearing platform structure provided by the utility model, the two ends of the main steel skeleton beam extend out of the pile foundation.
Further, in the combined bearing platform structure provided by the utility model, the distance between the reinforcing mesh and the reinforcing plate is not more than 200mm, and the distance between the reinforcing mesh at the top layer and the main steel skeleton beam, the distance between the reinforcing mesh at the top layer and the central secondary steel skeleton beam are not more than 100mm.
Further, in the combined bearing platform structure provided by the utility model, the total height of the multi-layer steel mesh is not less than 0.6 times of the total height of the main steel skeleton beam, the edge secondary steel skeleton beam and the center secondary steel skeleton beam.
Furthermore, in the combined bearing platform structure provided by the utility model, the web center of the main steel skeleton beam is aligned and arranged on the central line of the pile foundation, and the web center line of the edge secondary steel skeleton beam is aligned and arranged on the central line of the pile foundation.
Compared with the prior art, the utility model has the following beneficial effects:
the combined type bearing platform structure provided by the utility model is a combined type bearing platform structure formed by pouring concrete for a combined type framework of a bearing platform reinforcement cage and a bearing platform type steel frame body, and is characterized in that the bearing platform steel frame body is additionally arranged in the bearing platform reinforcement cage of the traditional reinforced concrete structure on the basis of the bearing platform structure of the traditional reinforced concrete structure, so that the bending resistance, shearing resistance and shearing resistance of the bearing platform are improved relative to the bearing platform structure of the traditional single reinforced concrete structure through the bearing platform steel frame body positioned in the bearing platform reinforcement cage under the condition of the same area, the integral bearing capacity of the bearing platform structure is improved, the bearing capacity requirement that the traditional reinforced concrete structure bearing platform can not meet the upper load in the denser engineering of the pile foundation can be solved, and the bearing capacity of the bearing platform is improved under the condition of limited bearing platform size.
According to the combined bearing platform structure provided by the utility model, the bearing capacity of the combined bearing platform structure in the middle area can be enhanced through the reinforcing steel mesh arranged on the reinforcing steel plate.
Drawings
FIG. 1 is a schematic plan perspective view of a modular platform structure;
FIG. 2 is a schematic cross-sectional view of the structure at A-A in FIG. 1;
FIG. 3 is a schematic view of the structure of the connection node of the primary and central secondary steel joists at A-A in FIG. 1;
the figure shows:
100. a combined bearing platform structure;
110. bearing platform reinforcement cage, 111, bearing platform bottom plate reinforcement, 112, bearing platform top reinforcement, 113, bearing platform lateral reinforcement;
120. the steel frame comprises a bearing platform type steel frame body 121, a main type steel skeleton beam 122, an edge secondary steel skeleton beam 123, a center secondary steel skeleton beam 124, a reinforcing plate 125, a reinforcing mesh 126, a stiffening rib 127 and an inclined strut;
200. pile foundation, 201, pile head reinforcing steel bar.
Detailed Description
The utility model is described in detail below with reference to the attached drawing figures: the advantages and features of the present utility model will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.
Referring to fig. 2, an embodiment of the present utility model provides a combined platform structure 100, which includes: the concrete layer 130 is formed by pouring the bearing platform reinforcement cage 110 and the bearing platform steel frame body 120 on the bearing platform reinforcement cage 110 and the bearing platform steel frame body 120.
Referring to fig. 2, the bearing platform reinforcement cage 110 includes:
the steel bars 111 at the bottom of the bearing platform are arranged on four rectangular pile foundations.
And the bearing platform top steel bars 112 are arranged above the bearing platform bottom steel bars 111 in parallel.
And the bearing platform lateral reinforcing steel bars 113 are connected between the bearing platform bottom reinforcing steel bars 111 and the bearing platform top reinforcing steel bars 112.
Referring to fig. 1 to 3, the platform-type steel frame 120 includes:
the main steel skeleton beams 121 are arranged in parallel between the bottom reinforcing steel bars 111 of the bearing platform and the top reinforcing steel bars 112 of the bearing platform, and each main steel skeleton beam 121 is arranged on two pile foundations 200.
The edge secondary steel skeleton beams 122 are arranged in parallel between the bottom steel bars 111 of the bearing platform and the top steel bars 112 of the bearing platform, each edge secondary steel skeleton beam 122 is arranged on two pile foundations 200, each edge secondary steel skeleton beam 122 is vertically arranged on two main steel skeleton beams 121, and the two main steel skeleton beams 121 and the two edge secondary steel skeleton beams 122 form a steel skeleton beam frame.
The central secondary steel skeleton beam 123 is uniformly distributed between the two main steel skeleton beams 121 in parallel with the edge secondary steel skeleton beams 122; the main steel skeleton beam 121, the edge secondary steel skeleton beam 122 and the center secondary steel skeleton beam 123 all comprise webs and flange plates vertically arranged at two ends of the webs, namely, the main steel skeleton beam, the edge secondary steel skeleton beam and the center secondary steel skeleton beam are all non-standard I-steel. The height of the steel is far more than that of standard I-steel. The main steel skeleton beam 121, the edge secondary steel skeleton beam 122 and the center secondary steel skeleton beam 123 form a steel skeleton beam assembly, and the height dimensions of the steel skeleton beams are the same.
And a reinforcing plate 124 welded to the inner side of each of the main steel skeleton beam 121 and the edge secondary steel skeleton beam 122 from bottom to top in a layered manner.
Reinforcing mesh 125 is provided on each layer of reinforcing plate 124.
Referring to fig. 2, in the combined pile cap structure 100 provided by the embodiment of the utility model, the combined pile cap structure 100 is formed by pouring concrete into a combined skeleton of a pile cap reinforcement cage 110 and a pile cap steel frame body 120, and the pile cap steel frame body 120 is additionally arranged in the pile cap reinforcement cage of the traditional reinforced concrete structure on the basis of the pile cap structure of the traditional reinforced concrete structure, so that the bending resistance, shearing resistance and shearing resistance of the pile cap are improved relative to the pile cap structure of the traditional single concrete structure under the condition of the same area by the pile cap steel frame body 120 positioned in the pile cap reinforcement cage 110, the overall bearing capacity of the pile cap structure is improved, the bearing capacity requirement that the traditional reinforced concrete structure pile cap cannot meet the upper load transmission in the denser engineering of the pile foundation 200 can be solved, and the pile cap structure is particularly suitable for improving the bearing capacity under the condition that the pile cap size is limited.
Referring to fig. 2, in the combined type bearing platform structure 100 provided by the embodiment of the utility model, the bearing capacity of the combined type bearing platform structure 100 in the middle area can be enhanced through the reinforcing mesh 125 arranged on the reinforcing plate 124.
Referring to fig. 2, in order to improve the structural strength, in the combined bearing platform structure 100 according to the embodiment of the present utility model, a stiffening plate 126 is disposed on the outer side of the main steel skeleton beam 121 at the junction of the main steel skeleton beam 121 and the edge secondary steel skeleton beam 122.
Referring to fig. 2, in order to prevent the main steel skeleton beam 121 from overturning during installation, the combined bearing platform structure 100 provided in the embodiment of the present utility model may further include:
and inclined struts 130, which are welded between the bearing platform bottom steel bars 111 and the main steel beam 121, are positioned at two sides of the main steel beam 121. The diagonal braces 130 are located on both sides, and can improve the supporting effect on the main steel beam 121, and prevent overturning to one side thereof.
Referring to fig. 2, in order to improve the reliability of connection, in the combined bearing platform structure 100 provided by the embodiment of the present utility model, pile head steel bars 201 of the pile foundation 200 penetrate through flange plates of the main steel beam 121 for plug welding.
Referring to fig. 1, in order to improve the structural strength of the combined bearing platform structure 100, in the combined bearing platform structure 100 provided by the embodiment of the utility model, two ends of the main steel beam 121 extend out of the pile foundation 200.
Referring to fig. 2, in order to improve structural strength and bearing capacity, in the combined bearing platform structure 100 provided by the embodiment of the utility model, the distance between the reinforcing mesh 125 and the reinforcing plate 124 is not greater than 200mm, and the distance between the reinforcing mesh 125 on the top layer and the main steel skeleton beam 121, the edge secondary steel skeleton beam 122 and the center secondary steel skeleton beam 123 is not greater than 100mm.
Referring to fig. 2, in order to improve structural strength and bearing capacity, in the combined bearing platform structure 100 provided by the embodiment of the present utility model, the total height of the multi-layer reinforcing mesh 125 is not less than 0.6 times of the main steel skeleton beam 121, the edge sub-steel skeleton beam 122 and the center sub-steel skeleton beam 123.
Referring to fig. 1, in order to improve the reliability of connection, in the combined bearing platform structure 100 provided by the embodiment of the utility model, the web center of the main steel skeleton beam 121 is aligned on the central line of the pile foundation 200, and the web center line of the edge secondary steel skeleton beam 122 is aligned on the central line of the pile foundation 200.
The term "arrangement" of the modular deck structure 100 provided by embodiments of the present utility model includes, but is not limited to, welding, lashing, bolting, etc.
The present utility model is not limited to the above-described embodiments, but rather, the above-described embodiments are merely examples of some, but not all embodiments of the present utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model. Other levels of modification and variation to the present utility model may occur to those skilled in the art. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims.
Claims (8)
1. A modular platform structure comprising: the concrete layer is formed by pouring the bearing platform reinforcement cage and the bearing platform steel frame body;
the bearing platform reinforcement cage includes:
the steel bars at the bottom of the bearing platform are arranged on four rectangular pile foundations;
the steel bars at the top of the bearing platform are arranged above the steel bars at the bottom of the bearing platform in parallel;
the bearing platform lateral reinforcing steel bars are connected between the bearing platform bottom reinforcing steel bars and the bearing platform top reinforcing steel bars;
the bearing platform type steel frame body comprises:
the main steel skeleton beams are arranged between the bottom steel bars of the bearing platform and the top steel bars of the bearing platform in parallel, and each main steel skeleton beam is arranged on two pile foundations;
the edge secondary steel skeleton beams are arranged between the bottom steel bars of the bearing platform and the top steel bars of the bearing platform in parallel, each edge secondary steel skeleton beam is arranged on two pile foundations, each edge secondary steel skeleton beam is vertically arranged on two main steel skeleton beams, and the two main steel skeleton beams and the two edge secondary steel skeleton beams form a steel skeleton beam frame;
the center secondary steel skeleton beams are uniformly distributed between the two main steel skeleton beams in parallel with the edge secondary steel skeleton beams; the main steel skeleton beam, the edge secondary steel skeleton beam and the center secondary steel skeleton beam are equal in height and comprise webs and flange plates vertically arranged at two ends of the webs;
the reinforcing plate is welded on the inner side of each main steel skeleton beam and the inner side of each edge secondary steel skeleton beam from bottom to top in a layered manner;
the reinforcing steel mesh is arranged on each layer of reinforcing steel plate.
2. The modular platform structure according to claim 1, further comprising:
and the diagonal braces are positioned on two sides of the main steel skeleton beam and welded between the steel bars at the bottom of the bearing platform and the main steel skeleton beam.
3. The combined bearing platform structure according to claim 1, wherein a stiffening plate is arranged on the outer side of the main steel skeleton beam at the junction of the main steel skeleton beam and the edge secondary steel skeleton beam.
4. The modular deck structure of claim 1, wherein pile head reinforcement of the pile foundation is plug welded through flange plates of the main steel girder.
5. The modular deck structure of claim 1 wherein the ends of the main steel girder extend beyond the pile foundation.
6. The modular platform structure of claim 1, wherein the distance between the reinforcing mesh and the reinforcing plate is no greater than 200mm, and the distance between the top reinforcing mesh and the main steel beam, the edge secondary steel beam and the center secondary steel beam is no greater than 100mm.
7. The modular platform structure of claim 1, wherein the total height of the multi-layered reinforcement mesh is not less than 0.6 times the total height of the primary, edge secondary and center secondary steel girders.
8. The modular deck structure of claim 1 wherein the web center of the primary steel girder is aligned on the centerline of the pile foundation and the web center of the edge secondary steel girder is aligned on the centerline of the pile foundation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223179763.6U CN219080390U (en) | 2022-11-29 | 2022-11-29 | Combined bearing platform structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223179763.6U CN219080390U (en) | 2022-11-29 | 2022-11-29 | Combined bearing platform structure |
Publications (1)
| Publication Number | Publication Date |
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| CN219080390U true CN219080390U (en) | 2023-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223179763.6U Active CN219080390U (en) | 2022-11-29 | 2022-11-29 | Combined bearing platform structure |
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| CN (1) | CN219080390U (en) |
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