CN204456656U - A kind of welding stirrup coordinates rod iron combined steel and concrete column - Google Patents
A kind of welding stirrup coordinates rod iron combined steel and concrete column Download PDFInfo
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- CN204456656U CN204456656U CN201520001454.0U CN201520001454U CN204456656U CN 204456656 U CN204456656 U CN 204456656U CN 201520001454 U CN201520001454 U CN 201520001454U CN 204456656 U CN204456656 U CN 204456656U
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Abstract
The utility model discloses a kind of welding stirrup and coordinate rod iron combined steel and concrete column, comprise some rod irons, some welding stirrups and concrete; Described some rod irons are longitudinally arranged to form vertical muscle; Described welding stirrup comprises and encloses frame by reinforcing bar bent jointing, the described mutual arranged crosswise of reinforcing bar limb bar of enclosing frame inside and arranging, the reinforcing bar Zhi Tiaojian lap-joint that composition encloses frame adopts docking welding, the reinforcing bar limb bar enclosing frame inside described in being arranged on adopts T-shaped to weld with Wei Kuang lap-joint, sheathed some welding stirrups on described vertical muscle and welding stirrup vertical with described vertical muscle, be interconnected between the horizontal reinforcement limb bar of described welding stirrup and rod iron, described vertical muscle and welding stirrup form reinforcement cage skeleton jointly, and described concreting is on described reinforcement cage skeleton.The utility model saves steel, can play steel and concrete respective characteristic, reduces pillar cross section, simultaneously convenient construction.
Description
Technical field
The utility model relates to a kind of welding stirrup and coordinates rod iron combined steel and concrete column.
Background technology
Along with the development of constructional materials, design theory and method for designing, tall and super tall R.C. buidings is rised sheer from level ground on a large scale.The plurality of advantages such as steel reinforced concrete structure is high based on bearing capacity, ductility is good, " fat-reducing " (sectional dimension is excessive) of concrete column and the requirement of specification limit value of axial compression ratio can be met completely, steel reinforced concrete is impelled to obtain significant progress and application at nearest 20 years, but along with going deep into of research, the engineer applied of steel reinforced concrete also exposes increasing problem.1, specification and design theory deficiency: though carried out large quantity research to steel reinforced concrete structure both at home and abroad, but and also do not set up section form, shaped-steel layout, join the dependency relation of the factors such as steel rate, stirrup ratio, ratio of axial compressive force to axial compressive ultimate capacity of section, ratio of shear span to effective depth of section and ductility and bearing capacity, and the theory of computation of existing steel reinforced concrete, the viewpoint of domestic and international many scholars is also inconsistent, and computational methods are also different.2, reinforcing bar structure and connect complicated: the arrangement of reinforcement of steel reinforced concrete structure and connecting structure are comparatively complicated, must give fully careful consideration in project engineering stage, otherwise engineering construction will be made very difficult.3, constructional difficulties: node area reinforcement constitution complex, time-consuming wasted work, overhead welding difficulty, quality is difficult to ensure, concreting is complicated, difficulty of vibrating.4, cost Ao Gui.Need to solve the problem to find a kind of raising ductility and supporting capacity, easy construction, again economically viable concrete column.
Utility model content
The purpose of this utility model is exactly to solve the problem, and provides one can improve ductility and supporting capacity, easy construction again, and economically viable welding stirrup coordinates rod iron combined steel and concrete column.
To achieve these goals, the utility model adopts following technical scheme: a kind of welding stirrup coordinates rod iron combined steel and concrete column, it is characterized in that, comprises some rod irons (1), some welding stirrups (2) and concrete, described some rod irons (1) are longitudinally arranged to form vertical muscle, described welding stirrup (2) comprises encloses frame by reinforcing bar bent jointing, the described mutual arranged crosswise of reinforcing bar limb bar of enclosing frame inside and arranging, the reinforcing bar Zhi Tiaojian lap-joint that composition encloses frame adopts docking welding, the reinforcing bar limb bar enclosing frame inside described in being arranged on adopts T-shaped to weld with Wei Kuang lap-joint, sheathed some welding stirrups (2) on described vertical muscle and welding stirrup (2) vertical with described vertical muscle, be interconnected between the horizontal reinforcement limb bar of described welding stirrup (2) and rod iron (1), described vertical muscle and welding stirrup (2) form reinforcement cage skeleton jointly, described concreting is on described reinforcement cage skeleton.
Preferably: described in enclose frame shape be rectangle, circle, L shape, cross or abnormity.
Preferably: described T-shaped welding and docking welding adopt resistance projection-welding or resistance spot welding.
Preferably: the reinforcing bar limb bar of described welding stirrup (2) is connected with adopting tied silk colligation between rod iron.
Preferably: described rod iron (1) is round steel, at its arranged outside anti-slip component, described anti-slip component adopts peg.
Preferably: described rod iron (1) adopts screw-thread steel.
Preferably: the diameter of described rod iron (1) is 28-60mm.
Compared with prior art, the utility model has following beneficial effect:
(1) steel are saved: the utility model adopts welding stirrup to save crotch anchoring section and the compound stirrup repeated segments of conventional composite stirrup, average saving steel more than 20%.
(2) steel and concrete respective characteristic is played: the rod iron in the utility model can improve ductility and the supporting capacity of concrete column, and the concrete of periphery has better fire-resistant and corrosion resistance characteristic, and can adequately protect inside concrete rod iron.
(3) reduce pillar cross section: the utility model adopts rod iron, obviously can promote ductility and the supporting capacity of concrete column compared with conventional steel bar concrete post, increase interior architectural applications usage space, alleviate structural weight per square meter, improve the shock resistance of concrete column.
(4) convenient construction: the utility model does not exist that to adopt territory, steel reinforced concrete beam column node area reinforcing bar to intert complicated, shaped steel is bored a hole the problem burrowed, and can improve efficiency of construction fast.
Accompanying drawing explanation
Fig. 1 welds stirrup to coordinate rod iron combined steel and concrete column structural representation in embodiment.
When Fig. 2 is rod iron employing round steel in embodiment, the structural representation of its arranged outside anti-slip component.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
See Fig. 1 and Fig. 2, a kind of welding stirrup coordinates rod iron combined steel and concrete column, comprises some rod irons 1, some welding stirrups 2 and concrete, described some rod irons 1 are longitudinally arranged to form vertical muscle, described welding stirrup 2 comprises and encloses frame by reinforcing bar bent jointing, the described mutual arranged crosswise of reinforcing bar limb bar of enclosing frame inside and arranging, do not weld, the reinforcing bar Zhi Tiaojian lap-joint that composition encloses frame adopts docking welding, the reinforcing bar limb bar enclosing frame inside described in being arranged on adopts T-shaped to weld with Wei Kuang lap-joint, sheathed some welding stirrups 2 on described vertical muscle and welding stirrup 2 vertical with described vertical muscle (placing rod iron in the inside and edge of welding stirrup), be interconnected between the horizontal reinforcement limb bar of described welding stirrup 2 and rod iron 1, described vertical muscle and welding stirrup 2 form reinforcement cage skeleton jointly, described concreting is on described reinforcement cage skeleton.
Described T-shaped welding and docking welding adopt other resistance welding forms such as resistance projection-welding or resistance spot welding.Specifically, welding stirrup 2 peripheral reinforcing bar Zhi Tiaojian lap-joint adopts T-shaped welding (T-shaped pad 3 is example), and peripheral reinforcing bar forms closed-loop place and adopts docking welding (butt welding contact 4 is example).Welding stirrup 2 welds stirrup mesh sheet by a slice and forms, instead of the MULTILAYER COMPOSITE welding stirrup that the two limb stirrup of many bond pads or single hoop muscle combine.Welding compression distance: butt welding contact compression distance is not less than 50%, and T-shaped pad compression distance is not less than 40%.The form of welding stirrup 2 can adopt rectangle, circle, L shape, cross and abnormity.If rod iron 1 selects round steel, be provided with anti-slip component 5 outside it, described anti-slip component 5 adopts peg.Rod iron 1 selects screw-thread steel or round steel, and rod iron adopts diameter 28-60mm.The reinforcing bar limb bar of welding stirrup 2 is connected with adopting tied silk colligation between rod iron 1.
In embodiment, the shape of cross section of described welding stirrup 2 is rectangle, and work progress is as follows: first accurate quantity is welded stirrup 2 and be inserted between rod iron 1; Secondly connect rod iron 1, adopt the form of mechanical connection sleeve or welding rod iron to be lengthened to appropriate length (with reference to prior art, not being described further); Then bottom welding stirrup 2 is carried out rising to corresponding height according to different spacing successively, adopt tied silk to carry out corresponding colligation, form reinforcement cage skeleton; Installation form outside reinforcement cage skeleton, and suitable space will be left between reinforcement cage skeleton and template, form topping; Concreting, one-shot forming is that stirrup coordinates rod iron combined steel and concrete column.
The foregoing is only preferred embodiment of the present utility model, protection domain of the present utility model is not limited in above-mentioned embodiment, and every technical scheme belonging to the utility model principle all belongs to protection domain of the present utility model.For a person skilled in the art, the some improvement carried out under the prerequisite not departing from principle of the present utility model, these improvement also should be considered as protection domain of the present utility model.
Claims (7)
1. weld stirrup and coordinate a rod iron combined steel and concrete column, it is characterized in that, comprise some rod irons (1), some welding stirrups (2) and concrete, described some rod irons (1) are longitudinally arranged to form vertical muscle, described welding stirrup (2) comprises encloses frame by reinforcing bar bent jointing, the described mutual arranged crosswise of reinforcing bar limb bar of enclosing frame inside and arranging, the reinforcing bar Zhi Tiaojian lap-joint that composition encloses frame adopts docking welding, the reinforcing bar limb bar enclosing frame inside described in being arranged on adopts T-shaped to weld with Wei Kuang lap-joint, sheathed some welding stirrups (2) on described vertical muscle and welding stirrup (2) vertical with described vertical muscle, be interconnected between the horizontal reinforcement limb bar of described welding stirrup (2) and rod iron (1), described vertical muscle and welding stirrup (2) form reinforcement cage skeleton jointly, described concreting is on described reinforcement cage skeleton.
2. welding stirrup according to claim 1 coordinates rod iron combined steel and concrete column, it is characterized in that: described in enclose frame shape be rectangle, circle, L shape, cross or abnormity.
3. welding stirrup according to claim 1 coordinates rod iron combined steel and concrete column, it is characterized in that: described T-shaped welding and docking welding adopt resistance projection-welding or resistance spot welding.
4. welding stirrup according to claim 1 coordinates rod iron combined steel and concrete column, it is characterized in that: the reinforcing bar limb bar of described welding stirrup (2) is connected with adopting tied silk colligation between rod iron.
5. welding stirrup according to claim 1 coordinates rod iron combined steel and concrete column, it is characterized in that: described rod iron (1) is round steel, and at its arranged outside anti-slip component, described anti-slip component adopts peg.
6. welding stirrup according to claim 1 coordinates rod iron combined steel and concrete column, it is characterized in that: described rod iron (1) adopts screw-thread steel.
7. the welding stirrup according to claim 1 or 5 or 6 coordinates rod iron combined steel and concrete column, it is characterized in that: the diameter of described rod iron (1) is 28-60mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520001454.0U CN204456656U (en) | 2015-01-04 | 2015-01-04 | A kind of welding stirrup coordinates rod iron combined steel and concrete column |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520001454.0U CN204456656U (en) | 2015-01-04 | 2015-01-04 | A kind of welding stirrup coordinates rod iron combined steel and concrete column |
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| CN204456656U true CN204456656U (en) | 2015-07-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024275A (en) * | 2018-07-25 | 2018-12-18 | 重庆交通大学 | Cable-stayed Bridge Pylon framework of steel reinforcement |
| CN109989528A (en) * | 2019-04-26 | 2019-07-09 | 中建四局第六建筑工程有限公司 | A kind of hoop node structure that enhancing rod iron is connect with Combined concrete |
-
2015
- 2015-01-04 CN CN201520001454.0U patent/CN204456656U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024275A (en) * | 2018-07-25 | 2018-12-18 | 重庆交通大学 | Cable-stayed Bridge Pylon framework of steel reinforcement |
| CN109989528A (en) * | 2019-04-26 | 2019-07-09 | 中建四局第六建筑工程有限公司 | A kind of hoop node structure that enhancing rod iron is connect with Combined concrete |
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