CN-224213356-U - Concrete-filled steel tube column outsourcing concrete foundation structure in building engineering

Abstract

The utility model discloses a concrete-filled steel tube column outsourcing concrete foundation structure in constructional engineering, which comprises a concrete base layer, wherein a plurality of embedded bars are embedded in an inner cavity of the concrete base layer, a plurality of stirrups are hooped on the surfaces of the embedded bars, a steel tube column is arranged above the concrete base layer, an embedded plate is welded at the bottom of the steel tube column, a plurality of connecting components are arranged at the bottom of the embedded plate, a plurality of reinforcing components are arranged at the bottom of the surface of the steel tube column, each reinforcing component comprises an embedded bar embedded in the concrete base layer, the embedded bars are welded on the outer surfaces of the stirrups, and a thread sleeve is welded at the top of the embedded bar. According to the utility model, the steel pipe column and the embedded plate are provided with the installation foundation through the matched use of the concrete base layer, the embedded bars and the stirrups, and meanwhile, the bottom of the surface of the steel pipe column is wrapped and fixed through the matched use of the reinforcing component and the concrete wrapping layer, so that the purposes of high connection strength and stable and firm support can be achieved.

Inventors

• Ling Zhaorong

Assignees

• 济南贤者建筑工程有限公司

Dates

Publication Date

20260508

Application Date

20250527

Claims (5)

1. 1. The utility model provides a steel pipe concrete column outsourcing concrete foundation structure in building engineering, its characterized in that, including concrete basic unit (1), the inner chamber of concrete basic unit (1) is pre-buried has many embedded bars (2), and is a plurality of embedded bars (2) surface hoop is equipped with a plurality of stirrups (3), the top of concrete basic unit (1) is provided with steel-pipe column (4), the bottom welding of steel-pipe column (4) has embedded plate (5), embedded plate (5) bottom is provided with a plurality of coupling assembling (6), the bottom on steel-pipe column (4) surface is provided with a plurality of reinforcement assemblies (7), reinforcement assemblies (7) are including the embedded muscle (71) of pre-buried in concrete basic unit (1), embedded muscle (71) welding is at the surface of stirrup (3), the top welding of embedded muscle (71) has thread bush (72), the inner chamber threaded connection of thread bush (72) has threaded pin (73), the bottom welding on steel-pipe column (4) surface has four annular distributed reinforcing plates (74), the bottom welding of embedded plate (4) surface has layer (8), embedded plate (8) and parcel plate (8).
2. 2. The concrete filled steel tubular column outsourcing concrete foundation structure in constructional engineering according to claim 1, characterized in that the connecting component (6) comprises an embedded bolt (61) embedded in the concrete base layer (1), the embedded bolt (61) is welded on the inner surface of the stirrup (3), the top and the bottom of the embedded plate (5) are both provided with backing plates (63), and the top thread on the surface of the embedded bolt (61) is connected with two locking nuts (64).
3. 3. The concrete filled steel tubular column outsourcing concrete foundation structure in building engineering according to claim 2, characterized in that the surface of the backing plate (63) is connected with a leveling nut (62) in a threaded manner, and the top of the leveling nut (62) is contacted with the bottom of the embedded plate (5).
4. 4. A concrete filled steel tubular column encased concrete foundation structure in construction according to claim 3, wherein two said backing plates (63) are tightly attached to the surface of the pre-buried plate (5) by screw thread extrusion of a leveling nut (62) and a locking nut (64).
5. 5. The concrete filled steel tubular column outsourcing concrete foundation structure in construction engineering according to claim 4, characterized in that the top of the reinforcing plate (74) is provided with an arc-shaped hole groove (75), and the threaded pin (73) penetrates to the inner cavity of the arc-shaped hole groove (75).

Description

Concrete-filled steel tube column outsourcing concrete foundation structure in building engineering Technical Field The utility model belongs to the technical field of constructional engineering, and particularly relates to a concrete-filled steel tube column outsourcing concrete foundation structure in constructional engineering. Background In the construction engineering, the steel pipe concrete column is a steel-concrete composite structural member formed by combining steel pipes and concrete, the concrete is filled into the steel pipes, and the advantages of the two materials are fully exerted through the cooperative work of the steel pipes and the concrete, so that the high-performance structural member is formed. The steel pipe concrete column is widely applied to projects such as high-rise buildings, bridges, ports and the like by virtue of high strength, high toughness and construction convenience, however, the foundation connection part is easy to cause anchoring failure or concrete cracking due to complex stress, and the bolt connection position is easy to generate buckling of the embedded plate to cause stress concentration. Disclosure of utility model The utility model aims to provide a concrete filled steel tube column outsourcing concrete foundation structure in building engineering, which adopts pre-buried bolts for preferential anchoring and is matched with the design of outsourcing reinforced concrete column foot foundation protection, so that the problems of insufficient connection strength, complex construction and poor durability of the concrete filled steel tube column foundation are solved, and the safety and the reliability of the concrete filled steel tube structure are ensured, so as to solve the technical problems. The technical scheme includes that the concrete-filled steel tube column outsourcing concrete foundation structure in the building engineering comprises a concrete base layer, wherein a plurality of embedded bars are embedded in an inner cavity of the concrete base layer, a plurality of stirrups are hooped on the surfaces of the embedded bars, a steel tube column is arranged above the concrete base layer, an embedded plate is welded at the bottom of the steel tube column, a plurality of connecting components are arranged at the bottom of the embedded plate, a plurality of reinforcing components are arranged at the bottom of the surface of the steel tube column, the reinforcing components comprise embedded bars embedded in the concrete base layer, the embedded bars are welded on the outer surfaces of the stirrups, a thread sleeve is welded at the top of the embedded bars, a thread pin is connected in the inner cavity of the thread sleeve, four annular distributed reinforcing plates are welded at the bottom of the surface of the steel tube column, and a concrete wrapping layer is poured at the top of the concrete base layer and covers the surfaces of the reinforcing plates, the embedded bars and the embedded plates. Preferably, the connecting assembly comprises an embedded bolt embedded in the concrete base layer, the embedded bolt is welded on the inner surface of the stirrup, the top and the bottom of the embedded plate are both provided with backing plates, and the top thread on the surface of the embedded bolt is connected with two locking nuts. Preferably, the surface thread connection of backing plate has the flattening nut, the top of flattening nut and the bottom contact of pre-buried board. Preferably, the two backing plates are tightly attached to the surface of the embedded plate through the screw extrusion of the leveling nut and the locking nut. Preferably, an arc-shaped hole groove is formed in the top of the reinforcing plate, and the threaded pin penetrates through the inner cavity of the arc-shaped hole groove. The beneficial effects of the utility model are as follows: 1. according to the utility model, through the matched use of the concrete base layer, the embedded bars and the stirrups, a mounting foundation is formed for the steel pipe column and the embedded plates, and meanwhile, the bottom of the surface of the steel pipe column is wrapped and fixed through the matched use of the reinforcing component and the concrete wrapping layer, so that the purposes of high connection strength and stable and firm support can be achieved; 2. according to the steel pipe column, the connecting assembly is arranged, the embedded bolts are arranged, high-strength connecting points are provided for the installation of the embedded plates, and meanwhile, under the matched use of the base plate, the leveling nuts and the locking nuts, the embedded bolts and the embedded plates are stabilized, so that the steel pipe column is stably installed; 3. The utility model uses the reinforcing plate and the arc-shaped hole groove in a matched manner to carry out secondary connection reinforcement on the bottom of the surface of the steel pipe column and the concrete base layer,