CN213653758U - Herringbone stiff column base structure - Google Patents
Herringbone stiff column base structure Download PDFInfo
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- CN213653758U CN213653758U CN202022291318.3U CN202022291318U CN213653758U CN 213653758 U CN213653758 U CN 213653758U CN 202022291318 U CN202022291318 U CN 202022291318U CN 213653758 U CN213653758 U CN 213653758U
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Abstract
The utility model discloses a herringbone stiff column base structure, which comprises two foundation columns corresponding to the positions of two column bases of a herringbone column and a foundation beam connected between the two foundation columns; the foundation column is of a stiff structure and comprises a steel rib column; the foundation beam is of a reinforced concrete structure, and main reinforcements of the foundation beam are welded on anchoring plates which are prefabricated and welded on the two steel rib columns in advance. The utility model discloses a design strength nature column base structure adopts foundation column and foundation beam combination form, improves the bearing capacity and the wholeness of column base structure, improves column base structure bearing capacity intensity, provides a construction method simultaneously and makes the structure can implement in practical application by the high efficiency.
Description
Technical Field
The utility model relates to a construction technical field especially relates to a herringbone strength nature column base structure.
Background
At present, large-scale exhibition type construction engineering mostly adopts a single-layer large-span steel structure form, large-span and large-space layout is realized by utilizing the high-strength characteristic of a steel structure, a steel structure mainly adopts a large-size steel structure column as a vertical supporting structure, a steel column adopts a herringbone column form, and the stable stress of a fulcrum is realized through double column feet. Along with the increase of building height, the section size and the dead weight of a steel column increase along with the increase of building height, and in the conventional reinforced concrete and column base embedded part structure column base foundation structure, the column base part is limited in strength and small in safety reserve only by the bond stress between the embedded part and concrete. Therefore, a column base structure which has high structural strength, simple structure, economy and applicability under the condition of meeting the bearing capacity requirement of the herringbone column needs to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a big size herringbone post strength nature column base structure to this satisfies herringbone post bearing capacity requirement, provides its construction method simultaneously, realizes that column base simple structure, work progress are convenient, reasonable.
In order to realize the technical effect of the utility model, the utility model provides a herringbone stiffness column base structure, which comprises two foundation columns corresponding to the two column base positions of the herringbone column and a foundation beam connected between the two foundation columns; the foundation column is of a stiff structure and comprises a steel rib column; the foundation beam is of a reinforced concrete structure, and main reinforcements of the foundation beam are welded to the positions of the pre-fabricated and welded anchoring plates on the two steel reinforced columns.
As the utility model discloses herringbone strength nature column foot structure's embodiment, bottom plate and roof have been welded respectively to the bottom and the top of reinforcing bar post, the reinforcing bar post with it has the stiffening plate to weld respectively between bottom plate and the roof, stiffening plate perpendicular to place bottom plate or roof.
As the utility model discloses herringbone strength nature column base structure's embodiment, the bottom plate passes through the rag bolt and the embedded fixing of supporting nut is in herringbone post two column foot positions, the confession has been seted up on the bottom plate the hole that the rag bolt wore to establish, the concrete has been pour at the rag bolt position.
As the utility model discloses herringbone strength nature column foot structure's embodiment, the vertical reinforcing bar of foundation post encloses to be established around the reinforcing bar post, the curved anchor of lower extreme of vertical reinforcing bar is in herringbone post two column foot positions.
As the utility model discloses herringbone strength nature column foot structure's embodiment, the reinforcing bar post is the transversal I-steel who personally submits the I-shaped, the anchor board is suitable for rectangular steel plate and width the interval of the two pterygoid laminas of I-steel, three limits of rectangular steel plate respectively with the web and the welding of two pterygoid laminas of I-steel.
As the utility model discloses herringbone strength nature column base structure's embodiment, each the welding has at least on the reinforcing bar post to correspond to two of the main muscle of gluten position about the foundation beam the anchor board.
As the implementation mode of the herringbone stiff column base structure of the utility model is symmetrical to the anchoring plate is in the welding of the opposite side of the web plate has the reinforcing plate.
As an embodiment of the herringbone stiff column base structure of the present invention, the foundation beam is located at a position above the middle portion of the foundation column.
The utility model discloses a design strength nature column base structure adopts foundation column and foundation beam combination form, improves the bearing capacity and the wholeness of column base structure, improves column base structure bearing capacity intensity, provides a construction method simultaneously and makes the structure can implement in practical application by the high efficiency.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic plan view of a herringbone stiff column base structure according to an embodiment of the present invention.
Fig. 2 is a schematic elevation view of a herringbone stiff column base structure according to an embodiment of the present invention.
Fig. 3 is a plan view of the steel skeleton pillar anchor bolt according to the embodiment of the present invention.
Fig. 4 is the embodiment of the utility model provides a vertical arrangement diagram of steel skeleton post rag anchor bolt and embedded steel bar.
Fig. 5 is a schematic vertical view of a steel column according to an embodiment of the present invention.
FIG. 6 is a schematic plan view of FIG. 5 taken along line 1-1.
Fig. 7 is a schematic plan view of fig. 5 taken at 2-2.
Fig. 8 is a schematic view illustrating the completion of the installation of the steel reinforced column according to the embodiment of the present invention.
Fig. 9 is a schematic elevation view of a reinforcement of a foundation beam according to an embodiment of the present invention.
Fig. 10 is a schematic plan view of a reinforcement of a foundation beam according to an embodiment of the present invention.
Fig. 11 is a schematic elevation view of reinforcement for the foundation column in the embodiment of the present invention.
Fig. 12 is a schematic plan view of a reinforcement of a foundation column according to an embodiment of the present invention.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; 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.
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and embodiments.
Referring to fig. 1 and 2, fig. 1 is a schematic plan view of a herringbone rigid column base structure according to an embodiment of the present invention, and fig. 2 is a schematic elevation view of a herringbone rigid column base structure according to an embodiment of the present invention. As shown in the figures, the herringbone stiff column base structure in the embodiment of the present invention mainly comprises two foundation columns 1 and one foundation beam 2. The two foundation columns 1 are of stiff structures and comprise steel rib columns 11, vertical steel bars 12 and concrete; the foundation beam 2 is of a reinforced concrete structure and comprises a foundation beam main reinforcement 21, a stirrup 22 and concrete. The two foundation columns 1 are used as main bearing structures of two column feet of the herringbone stiffness column, the foundation beam 2 is mainly used for connecting the two foundation columns 1 corresponding to the two column feet, the integrity of the column foot structures at the two ends is improved, and preferably, the main rib 21 of the foundation beam 2 is welded at the position of the anchor plate 14 which is prefabricated and welded before the two steel rib columns 11 are lifted. Preferably, the foundation beam 2 is located above the middle of the foundation column 1, and in this embodiment, the foundation beam 2 is located near the top of the foundation column 1.
As shown in fig. 3, 4 and 8, a bottom plate 111 and a top plate 112 are respectively welded to the bottom and the top of the steel column 11, stiffening plates 113 are respectively welded between the steel column 11 and the bottom plate 111 and the top plate 112, and the stiffening plates 113 are perpendicular to the bottom plate 111 or the top plate 112. The bottom plate 11 is further fixed in the two-column foot position of herringbone post through anchor bolt 12 and matched nut 121 embedded, the bottom plate 111 is provided with a hole for anchor bolt 12 to penetrate through, and concrete is poured at the anchor bolt 12. The anchor 12 may be 30mm in diameter, Q355B in anchoring length 30d (30 times the diameter), and the lower end of the anchor 12 may be formed with a hook having a length 4d (4 times the diameter).
The vertical steel bars 13 of the foundation column 1 are arranged around the steel rib column 11 in a surrounding mode, hooks are formed at the lower ends of the vertical steel bars 13 and are bent and anchored at the positions of two column feet of the herringbone column, the diameter of the steel bars of the foundation column 1 is 25mm, the strength HRB400 is high, the anchoring length is 1000mm, and the hook length is 450 mm.
Further, as shown in fig. 5 to 8, the steel column 11 is an i-beam with an i-shaped cross section, the anchoring plate 14 is a rectangular steel plate with a width suitable for the distance between the two wing plates of the i-beam, and three adjacent sides of the rectangular steel plate are welded to the web plate and the two wing plates of the i-beam respectively. The outer surfaces of the two wing plates of the I-shaped steel are respectively welded with a plurality of studs 114 for strengthening the steel rib column and the pull degree of the steel rib column concrete. In addition, stiffening plates 113 are welded between the web plate and the wing plate of the i-steel and the bottom plate 111 respectively, the height of the stiffening plate on the web plate is slightly higher than that of the stiffening plate on the wing plate, and the height of the stiffening plate on the bottom plate 111 is slightly higher than that of the stiffening plate on the top plate 112.
Further, as shown in fig. 9 and 10, each steel column 11 is welded with at least two anchor plates 14 of the main bar 21 corresponding to the upper and lower gluten positions of the foundation beam 2, and the end of the main bar 21 between the upper and lower gluten of the foundation beam 2 is bent and then welded or not welded with the web of the steel column 11. Preferably, a reinforcing plate 15 is welded to the other side of the steel column web symmetric to the anchoring plate 14, the specifications, the number, the sizes and the like of the reinforcing plate 15 are the same as those of the anchoring plate 14, and the positions of the reinforcing plate 15 and the anchoring plate 14 are symmetrically arranged corresponding to the steel column web.
The utility model discloses a design strength nature column base structure adopts foundation column and foundation beam combination form, improves the bearing capacity and the wholeness of column base structure, improves column base structure bearing capacity intensity, provides a construction method simultaneously and makes the structure can implement in practical application by the high efficiency.
The construction method of the herringbone stiff column base structure according to the embodiment of the present invention will be described in further detail with reference to fig. 3 to 12.
A construction method of a herringbone stiff column base structure mainly comprises the following operation steps:
(1) firstly, steel rib column anchor bolts 12 and foundation column vertical steel bars 13 of two foundation columns 11 are pre-embedded corresponding to the positions of two legs of the herringbone column, wherein the diameter of the anchor bolt 12 is 30mm, the material Q355B is formed, the anchoring length is 30d (30 times of the diameter of the anchor bolt), the hook length is 4d (4 times of the diameter of the anchor bolt), the diameter of the foundation column vertical steel bar 13 is 25mm, the strength HRB400 is high, the anchoring length is 1000mm, and the hook length is 450 mm. The vertical steel bars 13 of the foundation column 1 are arranged around the steel rib column 11 in a surrounding mode, hooks are formed at the lower ends of the vertical steel bars 13 and are bent and anchored at the positions of two column feet of the herringbone column, the diameter of the steel bars of the foundation column 1 is 25mm, the strength HRB400 is high, the anchoring length is 1000mm, and the hook length is 450 mm. The arrangement of the anchor bolts and the embedded vertical steel bars is shown in figures 3 and 4.
(2) After pouring concrete at the position of the anchor bolt 12 and the strength of the concrete reaches the design requirement, steel skeleton columns 11 of two foundation columns are installed on the anchor bolt 12, the steel skeleton columns 11 are made of steel plates in a welded mode, the thickness of each steel plate is 30mm, and the steel skeleton columns 11 are constructed as shown in the figures 5-7.
Specifically, the bottom and the top of the steel column 11 are welded with a bottom plate 111 and a top plate 112 respectively, stiffening plates 113 are welded between the steel column 11 and the bottom plate 111 and the top plate 112 respectively, and the stiffening plates 113 are perpendicular to the bottom plate 111 or the top plate 112. The bottom plate 11 is further fixed in the two-column foot position of herringbone post through anchor bolt 12 and matched nut 121 embedded, the bottom plate 111 is provided with a hole for anchor bolt 12 to penetrate through, and concrete is poured at the anchor bolt 12.
The steel skeleton column 11 and the anchor bolt 12 are fixed through double nuts 121, adjusting nuts are arranged at the bottom of the steel skeleton column to adjust the levelness and elevation of the steel skeleton column 11, and the steel skeleton column 11 is installed as shown in fig. 8.
(3) After the two steel reinforced columns 11 are installed, foundation beam steel bars are bound between the two steel reinforced columns 11, two ends of a main reinforcement 21 of the foundation beam are welded to the positions, on the two steel reinforced columns 11, of the prefabricated and welded anchoring plates 14, and then foundation beam stirrups 22 are bound. The cross-sectional dimension of the foundation beam 2 is 1200mm × 600mm, the main reinforcement 21 and the steel reinforced column 11 are welded with the anchoring plate 14, the anchoring plate 14 is made of a Q355B steel plate, the thickness of the steel plate is 25mm, the lap joint length of the main reinforcement 21 is 250mm, and the reinforcement of the steel reinforced foundation beam is shown in fig. 9 and 10. At least two anchor plates 14 of the main reinforcement 21 corresponding to the upper and lower gluten positions of the foundation beam 2 are welded on each steel rib column 11, and the end part of the main reinforcement 21 between the upper and lower gluten of the foundation beam 2 is welded and fixed with or not welded with the web plate of the steel rib column 11 after being bent. Preferably, a reinforcing plate 15 is welded to the other side of the steel column web symmetric to the anchoring plate 14, the specifications, the number, the sizes and the like of the reinforcing plate 15 are the same as those of the anchoring plate 14, and the positions of the reinforcing plate 15 and the anchoring plate 14 are symmetrically arranged corresponding to the steel column web.
(4) And after finishing the binding of the reinforcing steel bars of the foundation beam, binding the reinforcing steel bars of the foundation column, wherein the size of the foundation column is 2400mm multiplied by 1200mm, and the reinforcing steel bars of the foundation column are shown in the following figures 11 and 12.
(5) And after finishing binding of the foundation column reinforcing steel bars, erecting templates of the foundation beam and the foundation column, then performing concrete pouring and curing on the foundation beam and the foundation column, wherein the strength grade of the concrete reaches C35, and finishing the construction of the stiff column base structure.
And pouring and maintaining concrete of the foundation columns and the foundation beams to complete the construction of the stiff column base structure.
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 the same; 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: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
The technology, shape and construction parts which are not described in detail in the present invention are all known technology.
Claims (8)
1. A herringbone stiffness column base structure is characterized in that: the herringbone post structure comprises two foundation posts corresponding to the two post feet of the herringbone post and a foundation beam connected between the two foundation posts; the foundation column is of a stiff structure and comprises a steel rib column; the foundation beam is of a reinforced concrete structure, and main reinforcements of the foundation beam are welded to the positions of the pre-fabricated and welded anchoring plates on the two steel reinforced columns.
2. A herringbone stiff column foot structure as set forth in claim 1, characterized in that: the bottom and the top of the steel rib column are respectively welded with a bottom plate and a top plate, stiffening plates are respectively welded between the steel rib column and the bottom plate and between the steel rib column and the top plate, and the stiffening plates are perpendicular to the bottom plate or the top plate.
3. A herringbone stiff column foot structure as set forth in claim 2, characterized in that: the bottom plate is fixed in the position of two legs of the herringbone column through the anchor bolts and the matched nuts in an embedded mode, holes for the anchor bolts to penetrate are formed in the bottom plate, and concrete is poured at the positions of the anchor bolts.
4. A herringbone stiff column foot structure as set forth in claim 1, characterized in that: the vertical steel bars of the foundation column are arranged around the steel rib column in a surrounding mode, and the lower ends of the vertical steel bars are anchored at the positions of two column legs of the herringbone column in a bent mode.
5. A herringbone stiff column foot structure as set forth in claim 1, characterized in that: the steel rib column is I-shaped steel with an I-shaped cross section, the anchoring plate is a rectangular steel plate, the width of the anchoring plate is suitable for the distance between the two wing plates of the I-shaped steel, and three edges of the rectangular steel plate are respectively welded with the web plate and the two wing plates of the I-shaped steel.
6. A herringbone stiff column foot structure of claim 5, characterized in that: and each steel rib column is at least welded with two anchoring plates corresponding to main ribs at the upper and lower gluten positions of the foundation beam.
7. A herringbone stiff column foot structure of claim 5, characterized in that: and a reinforcing plate is welded on the other side of the web plate symmetrically to the anchoring plate.
8. A herringbone stiff column foot structure as set forth in claim 1, characterized in that: the foundation beam is located above the middle of the foundation column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022291318.3U CN213653758U (en) | 2020-10-15 | 2020-10-15 | Herringbone stiff column base structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022291318.3U CN213653758U (en) | 2020-10-15 | 2020-10-15 | Herringbone stiff column base structure |
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| Publication Number | Publication Date |
|---|---|
| CN213653758U true CN213653758U (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022291318.3U Active CN213653758U (en) | 2020-10-15 | 2020-10-15 | Herringbone stiff column base structure |
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| CN (1) | CN213653758U (en) |
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