Concrete skeleton structure made of composite connecting components and its construction method

Abstract

The present invention discloses a concrete skeleton structure made of composite connected components, which comprises a concrete skeleton consisting of several large longitudinal bars, several small longitudinal bars, and several cast steel components, wherein the several large longitudinal bars and the several small longitudinal bars are arranged along the length direction of the skeleton, and are fixedly connected by several cast steel components to form a columnar structure with gaps in a crisscross manner, wherein the several small longitudinal bars are located inside the columnar structure, wherein several hook bars are arranged circumferentially in the several large longitudinal bars on the outer side of the columnar structure, wherein the large longitudinal bars and the small longitudinal bars are both surrounded by the hook bars. The present invention has significant stress performance, durability performance, and economic performance and presents a great engineering practical significance on the promotion of application.

What is claimed is: 
     
         1 . A concrete skeleton structure made of composite connected components characterized in that it comprises a concrete skeleton consisting of several large longitudinal bars, several small longitudinal bars and several cast steel components, wherein the several large longitudinal bars and the several small longitudinal bars are arranged along the length direction of the concrete skeleton and are fixedly connected through the several cast steel components to form a columnar structure with gaps in a crisscross manner, the several small longitudinal bars are located inside the columnar structure, several hook bars are arranged circumferentially in the several large longitudinal bars on the outer side of the columnar structure, the large longitudinal bars and small the longitudinal bars are both surrounded by the hook bars. 
     
     
         2 . The concrete skeleton structure made of composite connected components according to  claim 1  characterized in that the cast steel components comprise a occlusal docking component and a serial component, wherein the occlusal docking component is used for connecting pieces between the adjacent large longitudinal bars in the length direction, the occlusal docking component comprises a U-shaped bar, an arc steel strip and a first locking piece, the U-shaped bar is provided with an arc mouth, and a fixed structure matched with the large longitudinal bars is provided in the arc mouth, the arc steel strip is arranged inside the U-shaped bar and is flush with the opening of the U-shaped bar, and the first locking piece is arranged at the junction surface of the U-shaped bar and the arc steel strip, and the arc surface of the U-shaped bar and the arc steel strip together form a clamping surface that clamps and protects where the adjacent large longitudinal bars connect, the serial component connects the several large longitudinal bars arranged in parallel with each other to form an integral columnar structure. 
     
     
         3 . The concrete skeleton structure made of composite connected components according to  claim 1  characterized in that one surface of the arc steel strip is concave arc, the other surface is plane, and the plane is flush with the opening of the U-shaped strip. 
     
     
         4 . A concrete skeleton structure made of composite connected components according to  claim 1  characterized in that the serial components consist of a first tandem connection plate, a second tandem connection plate and a third tandem connection plate, wherein the first tandem connection plate has a U-shaped notch, one side of the adjacent two first tandem connection plates is fixed with a square steel and the other side of the adjacent first tandem connection plates is fixed with reinforcing plates, one surface of the second tandem connection plate is a concave arc and the other surface of the second tandem connection plate is a plane, the arc surface of the first tandem connection plate and the arc surface of the second tandem connection plate jointly form a clamping surface that clamps protects the large longitudinal bars, the plane is slotted to form a groove which is provided with a third tandem connection plate, the junction surface of the first tandem connection plate, the second tandem connection plate and the third tandem connection plate is provided with a second locking member. 
     
     
         5 . The concrete skeleton structure made of composite connected components according to  claim 1  characterized in that the first locking member is the first grid, the junction surface of the U-shaped strip and the arc steel strip is provided with a corresponding installation hole arranged with a grid, and one end of the grid is provided with a hole. 
     
     
         6 . A concrete skeleton structure made of composite connecting components according to  claim 1  characterized in that the second locking member is a connecting frame surrounding the first tandem connection plate, second tandem connection plate and the third tandem connection plate to form a tandem component. 
     
     
         7 . A concrete skeleton structure made of composite connecting components according to  claim 1  characterized in that a symmetrical hook is provided at both ends of the hook bars. 
     
     
         8 . A concrete skeleton structure made of composite connecting components according to  claim 1  characterized in that the reinforcing plate is a reinforcing unit whose both surfaces are alternatively combined with a triangular and a circular, a supporting member is provided between the adjacent reinforcing plates. 
     
     
         9 . A method for constructing a concrete skeleton structure made of composite connecting components comprising:
 Step 1: docking and lengthening several large longitudinal bars through an occlusal docking component;   Step 2: arranging multiple of large longitudinal bars from bottom to top with two large longitudinal bars as one layer, arranging several serial components in intervals along the length direction of the large longitudinal bars, the two adjacent upper and lower layers of the serial components are fixedly connected by a square steel and a reinforcing plate to form a columnar structure with multiple layers and intervals, connecting through-holes correspondingly provided between a frame and the first tandem connection plate, second tandem connection plate and third tandem connection plate, wherein a grid is provided inside the through-holes for fixed connection;   Step 3: circumferentially providing several equally spaced hook bars between the upper and lower layers of large longitudinal bars, providing several equally spaced hook bars between the same layer of large longitudinal bars, fixing the two ends of the hook bars where the occlusal docking is performed on the grid;   Step 4: providing small longitudinal bars in the several third tandem connection plates to support the horizontally arranged hook bars so as to complete the skeleton structure waiting for pouring concrete.   
     
     
         10 . The method for constructing a concrete skeleton structure made of composite connecting components according to  claim 9  characterized in that the skeleton structure is a six story steel frame columnar with five spacing zones.