Concrete column and preparation method thereof
The application is number of patent application: 2013105332884, the applying date: 2013-11-04, title: a kind of concrete column
And preparation method thereof divisional application.
Technical field
The present invention relates to a kind of concrete column and preparation method thereof.
Background technology
The framework of steel reinforcement of existing concrete column includes that longitudinal main muscle and multilamellar are fixed on stirrup horizontal on main muscle, often
Layer stirrup is the outside framework having the square space of multiple rows of multiple row for rectangle inside, three exterior angles in the space on four angles of stirrup
Place is respectively equipped with a main muscle.
China is many earthquakes country, and the city of more than 80% is positioned at earthquake territory, and the earthquake that earthquake causes is increasingly severe, especially
Its destruction of large amount of building in Wenchuan earthquake is collapsed, and causes huge casualties and economic loss, reduces structure and breaks
The bad casualties brought and economic loss are the responsibilities and obligations of Structural Engineering technical staff's origin.In seismic design of structures,
" strong column and weak beam " type failure mechanism is one of our most basic design principle of following, but a large amount of reinforcing bars mix in Wenchuan earthquake
Solidifying soil frame house destroys and even collapses, and occurs in that substantial amounts of " the weak post of brutal " type failure mechanism, does not form design specification
Requiring our desired " strong column and weak beam " type failure mechanism i.e., design is lack of standardization, construction except part building exists for this phenomenon
Outside the reason such as bad, important reason is concrete column in oblique intensity less than two major axes orientation intensity (oblique is
Refer to the diagonal of stirrup, two major axes orientations refer to stirrup two in the direction of separated time), and due to ground motion tool during earthquake
There is the uncertainty in multi-dimensional nature, randomness and direction, cause concrete column under oblique geological process to destroy.
Summary of the invention
The technical problem to be solved in the present invention is: provides the concrete column that a kind of shock resistance is good, and provides a kind of aforementioned
The manufacture method of concrete column.
In order to solve above-mentioned technical problem, concrete column of the present invention includes concrete column and is embedded in concrete column
Framework of steel reinforcement, framework of steel reinforcement includes that longitudinal main muscle and multilamellar are fixed on stirrup horizontal on main muscle, and every layer of stirrup is outside
There is the framework in the square space of multiple rows of multiple row for rectangle inside, at three exterior angles in the space on four angles of stirrup, be respectively equipped with master
Muscle I, main muscle II and main muscle III, main muscle I, main muscle II and main muscle III be described main muscle, and main muscle III is positioned at the top of stirrup framework
At angle, in the space on four angles of described stirrup, be equipped with web, the length direction of web in a longitudinal direction, web
Width on the diagonal at main muscle III place in corresponding space, web by edge of a wing Interal fixation on main muscle, web with
Main muscle does not contacts.
Described edge of a wing steel plate is multi-turn cincture and banding steel plate outside all of main muscle I and main muscle II, edge of a wing steel plate
Being staggered in a longitudinal direction with stirrup, edge of a wing steel plate is welded to connect with all main muscle I and main muscle II, the web in each space
Being positioned at the edge of a wing steel plate side away from corresponding main muscle III, the side of web is connected with edge of a wing Plate Welding.Owing to edge of a wing steel plate is
Ring-type, bigger to the restraining forces of concrete so that concrete column overall construction intensity is high.
In order to the oblique intensity making monolithic concrete post is the strongest, described web runs through the whole height of framework of steel reinforcement,
The whole height of web is evenly arranged with many group edges of a wing steel plate.
In order to obtain optimal cost performance, described web is arranged in the two ends of framework of steel reinforcement, and the layout height often held is
The Breadth Maximum of the cross section of 1-2 times of concrete column, is evenly arranged with many group edges of a wing steel plate on the whole height of web.
The manufacture method of concrete column of the present invention, comprises the steps: (1) fixing main muscle and framework periphery stirrup;(2) exist
Welded flange steel plate in the main body of framework of steel reinforcement;(3) on the steel plate of the edge of a wing, web is welded;(4) the internal stirrup of welding on main muscle;
(5) cast concrete.
The invention has the beneficial effects as follows:
(1) present invention is by arranging web at folding corner region, and not changing, the design of concrete column two major axes orientation is strong
On the premise of degree, play the advantageous effect improving the oblique intensity of concrete column, be conducive to the realization of " strong column and weak beam " failure mechanism.
(2) when earthquake occurs, due to the existence of web intensive aspect, improve the cross section ductility of concrete column, Jin Erke
To improve structure deformability under geological process.
(3) simple structure of the present invention, difficulty of construction is little, have the highest superiority of effectiveness, be suitable for extensively pushing away in engineering
Extensively.
Accompanying drawing explanation
Fig. 1 is the view in transverse section of the specific embodiment of the invention one;
Fig. 2 is the frock schematic diagram of the assembly making the web of the specific embodiment of the invention one and edge of a wing steel plate;
Fig. 3 is the view in transverse section of the specific embodiment of the invention two;
In figure: 1, concrete column, 2, stirrup, 3, main muscle I, 4, main muscle III, 5, main muscle II, 6, edge of a wing steel plate, 7, web,
8, backing plate.
Detailed description of the invention
Specific embodiment one
Concrete column as shown in Figure 1, it includes concrete column 1 and the framework of steel reinforcement being embedded in concrete column 1,
Framework of steel reinforcement includes that longitudinal main muscle and multilamellar are fixed on stirrup 2 horizontal on main muscle, and every layer of stirrup 2 is outside for rectangle inside
There is the framework in the square space of multiple rows of multiple row, at three exterior angles in the space on four angles of stirrup 2, be respectively equipped with main muscle I 3, main muscle
II 5 and main muscle III 4, main muscle I 3, main muscle II 5 and the main muscle described in main muscle III 4 composition, main muscle III 4 is positioned at the top of the framework of stirrup 2
At angle.Be equipped with web 7 in space on four angles of stirrup 2, the length direction of web 7 in a longitudinal direction, the width of web 7
Degree direction is on the diagonal at main muscle III 4 place in corresponding space, and web 7 is fixed on main muscle I 3 and main muscle by edge of a wing steel plate 6
On II 5, web 7 does not contacts with main muscle.
The described web 7 in each space is connected with main muscle by multiple edge of a wing steel plates 6 being longitudinally spaced arrangement,
Web 7 and each edge of a wing steel plate 6 are welded to connect across, and the two ends of edge of a wing steel plate 6 are respectively welded at main muscle I 3 and main muscle II 5
On, edge of a wing steel plate 6 staggers in the vertical with stirrup 2.Edge of a wing steel plate 6 width can take in the range of 0.5~0.8 times of stirrup spacing
Value, thickness can in the range of 0.5~1cm value.
Multiple hole is had on web 7, in the hole that each edge of a wing steel plate 6 is interspersed on web 7, edge of a wing steel plate 6 and abdomen
Bore edges on plate 7 welds mutually.Web 7 can run through the whole height of framework of steel reinforcement, edge of a wing steel plate 6 only under main muscle
End, 1/2 height at and upper end arrange.
Web 7 can also be only placed at the two ends of framework of steel reinforcement, and that often holds arranges the height horizontal stroke for 1-2 times of concrete column
The Breadth Maximum in cross section, is evenly arranged with multiple edges of a wing steel plate 6 on the whole height of web 7.The setting of adjacent foil balsh plate 6
Spacing is 1~2 times of adjacent stirrup 2 spacing.
This specific embodiment comprises the steps: (1) fixing main muscle and stirrup 2, makes the main body of framework of steel reinforcement;(2) system
Make web 7 and the assembly of edge of a wing steel plate 6, as in figure 2 it is shown, the main body by ready-made framework of steel reinforcement is on the ground, and make main muscle water
Flat, web 7 is lain on last layer stirrup 2, and make the hole on web 7 stagger with stirrup 2, at second one layer of top hoop
Putting the backing plate 8 setting thickness on muscle 2, the thickness of backing plate 8 can be according to web thickness, the spacing of upper and lower two-layer stirrup and the wing
The length computation of balsh plate 6 obtains.An edge of a wing steel plate 6 is inserted, until edge of a wing steel plate 6 top is arrived in each hole of web 7
On backing plate 8, then weld web 7 and edge of a wing steel plate 6;(3) web again and edge of a wing steel plate component are soldered in the main body of framework of steel reinforcement;
(4) cast concrete.
In this specific embodiment, each edge of a wing steel plate 6 can also be made up of two Zhi Yiyuan steel plates, two Zhi Yiyuan steel plates
Point-blank, two Zhi Yiyuan steel plate offices are in the both sides of web 7, and two Zhi Yiyuan steel plates all weld with web 7 in arrangement
Connect.
Specific embodiment two
As it is shown on figure 3, the difference of this specific embodiment and specific embodiment one is web 7 and the setting of edge of a wing steel plate 6
Mode is different.Edge of a wing steel plate 6 is multi-turn cincture and banding steel plate outside all of main muscle I 3 and main muscle II 5, thus forms one
Individual polygon.Edge of a wing steel plate 6 is staggered in a longitudinal direction with stirrup 2, edge of a wing steel plate 6 and all main muscle I 3 and main muscle II 5 weldering
Connecing in succession, the web 7 in each space is positioned at the edge of a wing steel plate 6 side away from corresponding main muscle III 4, the side of web 7 and the edge of a wing
Steel plate 6 is welded to connect.Edge of a wing steel plate 6 width can in the range of 1~2cm value, thickness can in the range of 0.5~1cm value.
Web 7 can run through the whole height of framework of steel reinforcement, and the setting space of adjacent foil balsh plate 6 is 3~5 times of adjacent hoops
Muscle 2 spacing.
Web 7 can also be only placed at the two ends of framework of steel reinforcement, and that often holds arranges the height horizontal stroke for 1-2 times of concrete column
The Breadth Maximum in cross section, is evenly arranged with multiple edges of a wing steel plate 6 on the whole height of web 7.The setting space of edge of a wing steel plate 6
It it is 1~2 times of periphery stirrup 2 spacing.
The manufacture method of this specific embodiment comprises the steps: (1) fixing main muscle and framework periphery stirrup 2;(2) at steel
Welded flange steel plate 6 in the main body of muscles and bones frame;(3) on edge of a wing steel plate 6, web 7 is welded;(4) the internal stirrup of welding on main muscle
2;(5) cast concrete.