CN214833469U - Section steel bundle concrete combined column structure - Google Patents
Section steel bundle concrete combined column structure Download PDFInfo
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- CN214833469U CN214833469U CN202120663218.0U CN202120663218U CN214833469U CN 214833469 U CN214833469 U CN 214833469U CN 202120663218 U CN202120663218 U CN 202120663218U CN 214833469 U CN214833469 U CN 214833469U
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Abstract
The utility model discloses a shaped steel bundle concrete combination post structure, include: the hollow section steel bundle comprises a plurality of webs and two stress section steel members which are arranged oppositely, the stress section steel members are vertically arranged and are provided with a first side and a second side which are opposite, a plurality of webs are respectively connected between the two sides of the two stress section steel members, and the webs are arranged at intervals along the length direction of the stress section steel members; and plain concrete, which is coated on the two stress-bearing steel members and the plurality of webs to be consolidated to form a consolidated body, wherein the thickness of a plain concrete protective layer on the outer side of the hollow-web steel bundle is 20-50mm, two ends of each stress-bearing steel member extend to form connecting parts respectively, and the connecting parts extend to the outside of the consolidated body. The utility model provides a atress system that the prefabricated concrete structure system among the current building engineering exists poor, the not closely knit especially node atress of junction sleeve slip casting, anti-seismic performance is not enough and need fire retardant coating, long, the cost is high and the difficult problem of fitment in the reinforced concrete integrated configuration system.
Description
Technical Field
The utility model relates to a construction technical field, concretely relates to shaped steel bundle concrete combination post structure.
Background
At present, the prefabricated concrete structure system in the building engineering has the following problems: the stress system is poor, particularly the node stress and anti-seismic performance are insufficient, and the height is limited; only prefabricated wall boards, floor slabs, stair boards and other components can be adopted, assembly is basically carried out for assembly, a vertical stress system is not complete, and development and popularization of an assembly type are limited; the sleeve grouting can not ensure the connection to be compact, and great hidden danger is formed; the existing steel-concrete combined structure system is complex to process and complex to connect on site; fire-proof coating is needed, and the manufacturing cost is high; the construction period is long.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, a section steel bundle concrete combined column structure is provided so as to solve the problems that an assembled concrete structure system in the prior building engineering has a poor stress system, particularly insufficient node stress and anti-seismic performance, needs fireproof paint in a steel-concrete combined structure system, has long construction period and high manufacturing cost and is difficult to decorate.
In order to achieve the above object, there is provided a section steel bundle concrete composite column structure, including:
the hollow section steel bundle comprises a plurality of webs and two oppositely arranged stress section steel members, the stress section steel members are vertically arranged, each stress section steel member is provided with a first side and a second side which are opposite to each other, a plurality of webs are respectively connected between the first sides of two adjacent stress section steel members and between the second sides of two adjacent stress section steel members, and the webs are arranged at intervals along the length direction of the stress section steel members; and plain concrete, coating in two said atress shaped steel component and a plurality of said web in order to consolidate and form the consolidation body, the plain concrete thickness of the outside of the hollow section steel bundle is 20-50mm, the both ends of atress shaped steel component extend respectively and form connecting portion, connecting portion extend to the outside of the consolidation body.
Furthermore, flange plates are respectively formed on the first side and the second side of the stress-bearing steel member, and the web plate is connected between the flange plates of the two adjacent stress-bearing steel members.
Further, the stressed steel section member is any one of H-steel with equal flange width, H-steel with unequal flange width and H-steel with transverse stiffening ribs and longitudinal stiffening ribs
Further, the thickness of the plain concrete on the outer side of the hollow-web steel bundle is 25 mm.
Further, the length of the connecting part is 300 mm-500 mm.
Furthermore, the outer side of the hollow steel bundle is coated with an anti-cracking steel wire mesh, and the plain concrete is coated on the steel wire mesh.
Furthermore, a secondary pouring through hole which is vertically arranged is formed in the consolidation body, and the secondary pouring through hole is located on the inner side of the hollow steel bundle.
The beneficial effects of the utility model reside in that, the utility model discloses a steel beam concrete combination column structure, the web through atress shaped steel component and its both sides forms the hollow type shaped steel bundle of inside fretwork, and the reinforcing bar is replaced completely to the shaped steel bundle. Because the plurality of webs are arranged at intervals to form gaps for communicating the inner side and the outer side of the hollow-web-shaped steel bundle, the hollow-web-shaped steel bundle is poured and coated with plain concrete to form a solidified body, and the solidified body is not separated by the hollow-web-shaped steel bundle, the integrity of the plain concrete solidified body is good, extra steel bars do not need to be arranged to improve the strength of the solidified body, and the thickness of the plain concrete on the outer side of the hollow-web-shaped steel bundle is smaller. The utility model discloses a hollow section steel bundle of shaped steel bundle concrete combination post structure cooperates with plain concrete in order to improve shaped steel bundle concrete combination post structure's bearing capacity and anti-seismic performance, and the connecting portion of atress shaped steel component can quick erection joint, has improved the efficiency of construction.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a steel-bundle concrete combined column structure according to an embodiment of the present invention.
Fig. 2 is a top view of a steel-reinforced concrete composite column structure according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a hollow section steel bundle according to an embodiment of the present invention.
Fig. 4 is the utility model discloses the hole is pour to the secondary setting sketch map.
Fig. 5 is a schematic structural view of the stressed steel member of the embodiment of the present invention being an H-shaped steel with stiffening ribs.
Fig. 6 is a schematic structural view of the stressed steel member of the embodiment of the present invention being a channel steel.
Fig. 7 is a schematic structural view of the stressed steel member of the embodiment of the present invention being H-shaped steel and the flange plate of the H-shaped steel extending to the side of plain concrete.
Fig. 8 is a schematic structural view of the stressed steel member of the embodiment of the present invention being an H-shaped steel with stiffening ribs, wherein the H-shaped steel has a flange plate and the stiffening ribs extending to the side of the plain concrete.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 to 8, the utility model provides a shaped steel bundle concrete combination post structure, include: hollow steel bundles 1 and plain concrete.
Specifically, the hollow section steel bundle 1 includes a plurality of webs 12 and two stress-bearing section steel members 11. Each stressed steel member 11 is vertically arranged, and the two stressed steel members are oppositely arranged. Wherein the force-receiving steel member 11 has opposite first and second sides in its width direction, and third and fourth sides in its thickness direction. The third sides of the two stress steel members are oppositely arranged. A plurality of webs 12 are connected between the first sides of two adjacent stress-bearing steel members 11. A plurality of webs 12 are connected between the second sides of the two stress steel members 11. A plurality of webs 12 on each side of the force receiving steel member (i.e., the first or second side of the force receiving steel member) are provided at intervals along the length of the force receiving steel member 11.
Plain concrete is coated on the two stress-bearing steel members 11 and the plurality of webs 12 to be consolidated to form the consolidated body 2. Both ends of the force receiving steel member 11 extend to form connection portions 111, respectively. The connecting portion 111 extends to the outside of the solidification body 2. The thickness of the plain concrete at the outer side of the hollow steel bundle is 20-50 mm. Preferably, the thickness of the plain concrete on the outer side of the hollow-web steel bundle is 25 mm.
The utility model discloses a steel bundle concrete combination post structure, the web through atress shaped steel component and its both sides forms the hollow type shaped steel bundle of inside fretwork, and the shaped steel bundle replaces the reinforcing bar completely. Because the plurality of webs are arranged at intervals to form gaps for communicating the inner side and the outer side of the hollow-web-shaped steel bundle, the hollow-web-shaped steel bundle is poured and coated with plain concrete to form a solidified body, and the solidified body is not separated by the hollow-web-shaped steel bundle, the integrity of the plain concrete solidified body is good, extra steel bars do not need to be arranged to improve the strength of the solidified body, and the thickness of the plain concrete on the outer side of the hollow-web-shaped steel bundle is smaller. The utility model discloses a hollow section steel bundle of shaped steel bundle concrete combination post structure cooperates with plain concrete in order to improve shaped steel bundle concrete combination post structure's bearing capacity and anti-seismic performance, and the connecting portion of atress shaped steel component can quick erection joint, has improved the efficiency of construction.
In a preferred embodiment, a secondary casting through hole 20 is formed in the consolidated body and is vertically arranged. The secondary pouring through hole is located on the inner side of the hollow-web-shaped steel bundle, and the diameter of the secondary pouring through hole is about 100 mm. The utility model discloses a through-hole is pour to the secondary that the inside of the concretion body of shaped steel bundle concrete combination post structure was reserved, has solved and has adopted various sleeve slip casting to guarantee to pour closely knit problem behind the on-the-spot butt joint.
Furthermore, the utility model discloses a shaped steel bundle concrete combination post structure is different from traditional shaped steel concrete column, mainly embodies in three aspect:
the utility model provides a, the shaped steel component in the traditional shaped steel concrete column is real abdomen formula steel component, and the utility model discloses a shaped steel bundle concrete combination column structure adopts empty abdomen shaped steel to restraint.
Secondly, the protective layer outside the profiled bar component of traditional profiled bar concrete column is more than or equal to 120mm according to the requirement of "profiled bar concrete integrated configuration technical regulation", and the utility model discloses a profiled bar concrete integrated configuration is after adopting open-web profiled bar, and the thickness of the protective layer outside open-web profiled bar is only 20-50 mm.
The outside of the profiled bar component of three, traditional shaped steel concrete column need dispose a large amount of vertical atress reinforcing bars and stirrup to make the on-the-spot construction cycle extension, the construction of beam column board node is complicated, and the utility model discloses an outside of the empty stomach section steel of shaped steel bunch concrete combination column structure does not set up any reinforcing bar.
The utility model discloses a shaped steel bundle concrete combination post structure adopts open web shaped steel bundle to set up in plain concrete, because the parcel of plain concrete does not expose, has practiced thrift fire retardant coating on the one hand, and on the other hand for shaped steel bundle concrete combination post structure's surface is the concrete, is convenient for decorate.
The utility model discloses a steel beam concrete combination column structure, 80% load has been born to wherein empty stomach steel beam, and plain concrete only bears 20% load. On the other hand, because the utility model discloses a structural cross section center pin is kept away from to the shaped steel component of shaped steel strand concrete combination post structure, the at utmost has improved cross-sectional rigidity to material saving.
The utility model discloses a atress shaped steel component of shaped steel bundle concrete combination column structure is 300mm ~ 500mm in the length of the exposed connecting plate of vertical direction, pours in ordinary reinforced concrete, and then the whole component is prefabricated simple. When the connection part is installed, the connection part exposed out of the plain concrete is used as a butt joint part for field installation of the integral member, so that the integral member can be connected by bolts like a steel structural member, quick and efficient connection is realized, subsequent processes are not influenced, and the construction period is greatly saved. After two ends 600-1000mm of the on-site butt joint of the steel beam concrete combined column structure are in butt joint with two adjacent connecting parts, concrete is poured again through the internally arranged secondary pouring hole, so that the on-site pouring amount is very small, the direction of an industrialized policy is met, and the quality problem that the compactness of the concrete cannot be ensured by adopting sleeve grouting and the like is solved; the butt joint section (post-cast section) is about 1000mm away from the floor, so that the butt joint section (post-cast section) of the structure is away from the node area, and the integrity of the node is enhanced; the butt joint section (post-cast section) of the column is positioned at a place where the shearing force and the bending moment are small, and the setting principle of the construction joint is met, so that the stress performance of the whole structure is greatly enhanced. Generally speaking, the construction method of the steel structure for the steel bundle concrete combined column structure of the utility model implements the whole structure to achieve the purpose of rapid construction; the integral structure is completed by the concept that most of prefabricated parts and only butt joint sections (post-pouring sections) are arranged on the site, so that the aim of industrialization is fulfilled; the surface of the concrete is used for facilitating the later indoor decoration; because the utility model discloses a hollow section steel bundle of steel bundle concrete combination post structure is whole with the formation that plain concrete can be better, thereby makes the utility model discloses a section steel bundle concrete combination post structure has better anti-seismic performance and atress performance.
In a preferred embodiment, the first and second sides of the stress-bearing steel member 11 are formed with flange plates, respectively. The web 12 is connected between the flange plates of two adjacent stress steel members 11. In the present embodiment, the force receiving steel member 11 is an H-shaped steel. Furthermore, the stressed steel section component is any one of H steel with equal flange width, H steel with unequal flange width and H steel with transverse stiffening ribs and longitudinal stiffening ribs.
In some embodiments, the stressed steel member may also be a channel (as shown in FIG. 6), a welded H-section, a ribbed H-section (as shown in FIG. 5), a ribbed channel, a ribbed welded H-section. The web plate is made of steel plates and section steel, and specifically can be angle steel, H steel and channel steel. The thickness of the web is the same as that of the flange of the stressed steel member. The web plate is welded or bolted with the flange plates of two adjacent stress steel members to form a hollow-web steel bundle. As shown in fig. 7 and 8, the stressed steel member is an H-shaped steel with a stiffener, and the stiffener and the flange plate on one side of the stressed steel member extend to the outer side surface of the plain concrete.
As a preferred embodiment, the hollow-web steel bundle 1 is coated with a cracking-proof steel wire mesh, and the plain concrete is coated with the cracking-proof steel wire mesh. Specifically, the anti-cracking steel wire mesh is a steel wire mesh. The anti-cracking steel wire mesh is installed in the outside of atress shaped steel component through the self tapping spiral shell, utilizes the anti-cracking steel wire mesh to drawknot the outside concrete of hollow web section steel bundle effectively not drop at the use, and prevents the utility model discloses a shaped steel bundle concrete combination post structure ftractures.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (7)
1. The utility model provides a shaped steel bundle concrete combination post structure which characterized in that includes:
the hollow section steel bundle comprises a plurality of webs and two oppositely arranged stress section steel members, the stress section steel members are vertically arranged, each stress section steel member is provided with a first side and a second side which are opposite to each other, a plurality of webs are respectively connected between the first sides of two adjacent stress section steel members and between the second sides of two adjacent stress section steel members, and the webs are arranged at intervals along the length direction of the stress section steel members; and
and plain concrete coated on the two stress-bearing steel members and the webs to be solidified to form a solidified body, wherein the thickness of the plain concrete outside the hollow-web steel bundle is 20-50mm, two ends of each stress-bearing steel member extend to form connecting parts respectively, and the connecting parts extend to the outside of the solidified body.
2. The steel reinforced concrete composite column structure according to claim 1, wherein the first and second sides of the force-receiving steel members are formed with flange plates, respectively, and the web is connected between the flange plates of the adjacent two force-receiving steel members.
3. The structure of the steel reinforced beam concrete composite column according to claim 2, wherein the stress-bearing steel member is any one of H-steels of equal flange widths, H-steels of unequal flange widths, and H-steels with transverse and longitudinal stiffeners.
4. The steel strand concrete composite column structure according to claim 1, wherein the plain concrete thickness of the outer side of the hollow-bodied steel strands is 25 mm.
5. The steel reinforced concrete composite column structure according to claim 1, wherein the length of the connection part is 300 to 500 mm.
6. The steel bundle concrete combined column structure according to claim 1, wherein the hollow-web steel bundles are externally coated with a crack-resistant steel wire mesh, and the plain concrete is coated on the steel wire mesh.
7. The steel bundle concrete combined column structure according to claim 1, wherein a vertically arranged secondary pouring through hole is formed inside the consolidation body, and the secondary pouring through hole is located inside the hollow steel bundle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120663218.0U CN214833469U (en) | 2021-03-31 | 2021-03-31 | Section steel bundle concrete combined column structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120663218.0U CN214833469U (en) | 2021-03-31 | 2021-03-31 | Section steel bundle concrete combined column structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214833469U true CN214833469U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120663218.0U Active CN214833469U (en) | 2021-03-31 | 2021-03-31 | Section steel bundle concrete combined column structure |
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| CN (1) | CN214833469U (en) |
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2021
- 2021-03-31 CN CN202120663218.0U patent/CN214833469U/en active Active
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