CN215106591U - Reinforced concrete column using steel plate with holes - Google Patents

Abstract

The utility model discloses an use reinforced concrete column of foraminiferous steel sheet, including a plurality of foraminiferous steel sheets, vertical atress reinforcing bar and concrete, foraminiferous steel sheet is punched at the edge by middle hollow thin steel sheet and is formed, the quantity and the position in the hole of foraminiferous steel sheet and the quantity and the position one-to-one of vertical atress reinforcing bar, a plurality of foraminiferous steel sheets pass vertical atress reinforcing bar in proper order and the fixed setting of certain interval, concrete placement is in the steel reinforcement cage that foraminiferous steel sheet and vertical atress reinforcing bar formed, the outer terminal surface all welds around of foraminiferous steel sheet has vertical stiffening rib of arranging. The utility model utilizes the steel plate with holes to restrain the vertical stressed steel bar and the concrete, enhances the bonding degree of the steel bar and the concrete, improves the hoop effect, improves the bearing capacity of the reinforced concrete column, and meets the requirement of the development of the building engineering; the problem that the general reinforced concrete column is easy to lose efficacy under the action of larger load, particularly earthquake, so that the reinforced concrete column is ineffective and the whole structure is seriously damaged is solved.

Description

Reinforced concrete column using steel plate with holes

Technical Field

The utility model relates to a reinforced concrete column technical field especially relates to a reinforced concrete column of foraminiferous steel sheet of application.

Background

The traditional reinforced concrete column is formed by combining vertical stressed steel bars, stirrups and concrete into a whole. Under the condition that the axis is compressed and the eccentricity is compressed, the vertical stressed steel bar and the concrete bear the load together, so that the compression performance of the concrete and the steel bar can be utilized, and the tension performance of the vertical stressed steel bar can be fully utilized under the condition that the eccentricity is large. Wherein the stirrup has the effect of confined concrete and vertical atress reinforcing bar, can effectively prevent vertical atress reinforcing bar bucking and evagination under great vertical load, and then causes the destruction of reinforced concrete column.

With the rapid development of the civil building industry, a large number of frame structure and frame shear structure buildings are constructed in cities, and the reinforced concrete columns play an important role in a building structure system. Meanwhile, along with rapid development of high-rise buildings, diversity of structural forms and increasing vertical loads, high-strength and light structural members are urgently needed. How to more economically and reasonably improve the bearing capacity of the reinforced concrete column becomes an inevitable problem.

Disclosure of Invention

The utility model provides a reinforced concrete column using a steel plate with holes for solving the problems in the prior art, which utilizes the steel plate with holes to replace stirrups to restrain vertical stressed steel bars and concrete, enhances the bonding degree of the steel bars and the concrete, improves the hoop effect, further can improve the bearing capacity of the reinforced concrete column, and meets the requirements of the development of building engineering; the problem of general reinforced concrete column because under great load effect, the stirrup is easy to lose efficacy especially under the earthquake effect, vertical atress reinforcing bar evagination leads to reinforced concrete column to lose efficacy, causes serious destruction to overall structure's safety has been avoided.

The utility model discloses a realize like this, a reinforced concrete column of using foraminiferous steel sheet, including a plurality of foraminiferous steel sheets, vertical atress reinforcing bar and concrete, a plurality of foraminiferous steel sheets pass vertical atress reinforcing bar and the fixed setting of interval determining deviation in proper order, concrete placement is in the steel reinforcement cage that foraminiferous steel sheet and vertical atress reinforcing bar formed.

Preferably, the steel plate with holes is formed by punching a middle hollow thin steel plate at the edge, and is mainly characterized by high strength and strong constraint capacity on vertically stressed steel bars, and effectively adjusts the transmission of force in reinforced concrete. The steel plate with holes is utilized to replace stirrups, so that the requirement on the bearing capacity of the reinforced concrete column can be met, and the anti-seismic building structure is met.

Preferably, the number and the positions of the holes of the steel plate with holes correspond to the number and the positions of the vertical stressed steel bars one by one.

Preferably, the outer end faces of the periphery of the steel plate with holes are welded with stiffening ribs which are vertically arranged, and the bonding degree of the joint of the steel plate with holes and the vertical stressed steel bars and the concrete is further enhanced.

The steel reinforced concrete column with the hole is manufactured into a corresponding hollow thin steel plate according to the size of the section of the steel reinforced concrete column; then, according to the number and the positions of the vertical stressed steel bars, punching holes at corresponding positions of the hollow thin steel plate to ensure that the vertical stressed steel bars can pass through the holes, welding stiffening ribs at the periphery of the hollow thin steel plate, and fixing the hollow thin steel plate by a certain distance after the hollow thin steel plate passes through the vertical stressed steel bars; and then pouring concrete.

The utility model has the advantages of it is following and beneficial effect:

(1) the utility model discloses a foraminiferous steel sheet can avoid processing traditional stirrup at the job site at factory building batch production, reduces the work load of job site, environmental protection.

(2) The utility model discloses a foraminiferous steel sheet is stronger than traditional stirrup to the constraint effect of vertical atress reinforcing bar and concrete, and the cuff effect is stronger, improves the bearing capacity of reinforced concrete column, prevents that reinforced concrete column concrete from droing in great load or earthquake, and the steel bar bucking evagination causes the problem emergence that reinforced concrete column destroyed.

(3) The utility model discloses increased the degree of adhesion of concrete and reinforcing bar, strengthened the connection between the two, improved structural performance, the reinforcing wholeness.

(4) The utility model discloses can facilitate the use in a flexible way, get different foraminiferous steel sheet intervals according to bearing capacity size and antidetonation requirement.

Drawings

Fig. 1 is a perspective view of a steel reinforcement cage formed by a steel plate with holes and vertical stressed steel bars provided by an embodiment of the present invention;

fig. 2 is a perspective view of a steel plate with holes according to an embodiment of the present invention;

FIG. 3 is a front view of a perforated steel plate according to an embodiment of the present invention;

fig. 4 is a side view of fig. 3.

In the figure: 1. vertical stressed steel bars; 2. a steel plate with holes; 3. a stiffening rib.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments and accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the embodiment of the utility model provides an use reinforced concrete column of foraminiferous steel sheet, including a plurality of foraminiferous steel sheet 2, vertical atress reinforcing bar 1 and concrete, foraminiferous steel sheet 2 is punched at the edge by middle hollow steel sheet and is formed, the quantity and the position in the hole of foraminiferous steel sheet 2 and the quantity and the position one-to-one of vertical atress reinforcing bar 1, a plurality of foraminiferous steel sheet 2 pass vertical atress reinforcing bar 1 in proper order and the fixed setting of interval determining interval, and foraminiferous steel sheet 2 leading features is that intensity is high, strong to 1 restraint ability of vertical atress reinforcing bar, effectively adjusts the transmission of the inside power of reinforced concrete. Utilize foraminiferous steel sheet 2 to replace the stirrup can satisfy some and require highly to post bearing capacity, satisfy the building structure of antidetonation demand. The concrete is poured into a reinforcement cage formed by the steel plates 2 with the holes and the vertical stress steel bars 1.

Preferably, the outer end faces of the periphery of the steel plate with holes 2 are welded with the stiffening ribs 3 which are vertically arranged, so that the bonding degree of the joint of the steel plate with holes 2 and the vertical stressed steel bar 1 and concrete is further enhanced.

The manufacturing process of the reinforced concrete column comprises the following steps:

as shown in figure 1, the steel reinforcement cage is 4 meters high and comprises a steel plate 2 with holes and vertical stress steel bars 1.

(1) Firstly, manufacturing a hollow thin steel plate in a factory according to design requirements, then punching holes at corresponding positions according to the diameter of a vertical stressed steel bar 1, manufacturing perforated steel plates 2 in batches, and welding stiffening ribs 3 around the perforated steel plates 2.

(2) Assembling on site: the vertical stressed steel bars 1 penetrate through the perforated steel plates 2, the perforated steel plates 2 are arranged at certain intervals, and then the vertical stressed steel bars and the perforated steel plates are bound together.

(3) The manufactured reinforcement cage is fixed at a site, concrete is poured and filled, and the reinforcement cage is tightly vibrated, so that the reinforcement cage is well contacted with the concrete.

To sum up, the utility model makes the vertical stress steel bar 1 better constrained by passing through the steel plate 2 with holes, and also can strengthen the constraint to the concrete, enhance the hoop effect and improve the bearing capacity and ductility of the reinforced concrete column; the bonding degree of the vertical stressed steel bar 1, the steel plate with holes 2 and the concrete is increased, the connection among the vertical stressed steel bar 1, the steel plate with holes 2 and the concrete is strengthened, the performance of the structure is improved, and the integrity is enhanced; this foraminiferous steel sheet 2 can be at the batch production of mill, convenient and fast, and on-the-spot direct assembly reduces the work load of job site, but the modularization construction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is also possible to modify the solutions described in the foregoing embodiments or to substitute some or all of the technical features of the foregoing embodiments with equivalents, without departing from the scope of the embodiments of the present invention.

Claims (4)

1. The utility model provides an use reinforced concrete column of foraminiferous steel sheet which characterized in that, includes a plurality of foraminiferous steel sheets, vertical atress reinforcing bar and concrete, and a plurality of foraminiferous steel sheets pass vertical atress reinforcing bar in proper order and the fixed setting of interval determining interval, concrete placement is in the steel reinforcement cage that foraminiferous steel sheet and vertical atress reinforcing bar formed.

2. A reinforced concrete column with perforated steel plate as recited in claim 1, wherein said perforated steel plate is perforated at edges by a central hollow thin steel plate.

3. A reinforced concrete column with perforated steel plates according to claim 1, wherein the number and position of the holes of the perforated steel plates correspond one-to-one to the number and position of the vertically stressed steel bars.

4. A reinforced concrete column using perforated steel plates as recited in claim 1, wherein vertically arranged stiffening ribs are welded to the outer circumferential surfaces of the perforated steel plates.

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