CN211368763U - Half-outer-wrapping half-embedded steel column base structure - Google Patents
Half-outer-wrapping half-embedded steel column base structure Download PDFInfo
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- CN211368763U CN211368763U CN201922121906.XU CN201922121906U CN211368763U CN 211368763 U CN211368763 U CN 211368763U CN 201922121906 U CN201922121906 U CN 201922121906U CN 211368763 U CN211368763 U CN 211368763U
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Abstract
The utility model provides a half outer parcel half buries formula steel column foot structure, including raft foundation, steel structure post and outsourcing foundation column, be equipped with the pit on the raft foundation, during the column base of steel structure post is fixed in the pit, the outsourcing foundation column cladding formed on the column base outer peripheral face of steel structure post, outsourcing foundation column lower extreme is fixed in the pit and the upper end extends to raft foundation upper surface top. The utility model can effectively solve the problems that the huge bending moment of the upper steel column is transmitted to the foundation and how to safely transmit the horizontal force at the bottom of the steel column base in the prior art; just the utility model has the advantages of simple and convenient construction, provide space and save the cost for laying of pipeline.
Description
Technical Field
The utility model belongs to the technical field of the building engineering technique and specifically relates to indicate a half outer package half buryyed steel column foot structure.
Background
The connection between the steel column base and the foundation of the existing high-rise steel frame building generally adopts an external wrapping type or embedded type rigid column base connection mode.
To the high-rise steel frame building that does not have the basement, the connection of traditional outer cladding formula steel column foot and raft foundation faces two problems: 1. the bending-resistant connection structure between the steel column foot and the raft foundation requires arranging complex steel stiffening ribs on the bottom plate; 2. when the raft foundation and the externally-coated steel column base short column cannot be poured once for construction, potential safety hazards exist in the transmission of large horizontal force of the steel column base. If adopt traditional formula steel column foot of buryying and raft foundation to be connected, also face two problems: 1. the cost is wasted if the raft foundation is too thick; 2. the raft foundation is too shallow, which is not favorable for laying underground pipelines.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a half outer half embedded steel column foot structure can satisfy the installation requirement of steel construction post to can provide sufficient space for laying of pipeline when effectively reducing raft foundation thickness.
In order to achieve the above object, the utility model provides a half outer package half buries formula steel column base structure, wherein, half outer package half buries formula steel column base structure and includes raft foundation, steel structure post and outsourcing foundation column, be equipped with the pit on the raft foundation, the column base of steel structure post is fixed in the pit, outsourcing foundation column cladding form in on the outer peripheral face of the column base of steel structure post, the lower extreme of outsourcing foundation column is fixed in the pit, the upper end of outsourcing foundation column extends to the top of the upper surface of raft foundation.
The semi-externally-coated semi-embedded steel column base structure comprises a base plate and a column body, wherein the lower end of the column body is connected with the base plate, concrete is poured into the column body, a plurality of studs are arranged in an area, coated by the externally-coated foundation column, on the outer surface of the column body, and one end, protruding out of the outer surface of the column body, of each stud is embedded into the externally-coated foundation column.
The above-mentioned half-encased half-embedded steel column base structure, wherein the plurality of studs are divided into a plurality of groups from top to bottom, the distance between two adjacent groups is less than or equal to 200mm, and each group includes 4 to 20 studs arranged at intervals along the circumferential direction of the column.
The half-encased and half-embedded steel column base structure comprises 8 pegs, each group comprises 8 pegs, each pair of pegs is divided into four pairs, each pair of pegs extends towards one direction, and the extending directions of every two adjacent pairs of pegs are perpendicular to each other.
The half-encased and half-embedded steel column base structure comprises a concave pit, a connecting component and a connecting component, wherein the connecting component is fixedly arranged on the bottom surface of the concave pit, the connecting component comprises an embedded plate, a plurality of anchor bars and a plurality of screw rods penetrating through the embedded plate, each anchor bar is arranged below the embedded plate and is vertical to the embedded plate, the upper end of each anchor bar is fixedly connected with the embedded plate, each anchor bar and the embedded plate are embedded in the raft foundation, the upper surface of the pre-embedded plate is flush with the bottom surface of the pit, the lower end of each screw rod penetrates through the pre-embedded plate and is embedded in the raft foundation, the upper end of each screw rod extends upwards to protrude out of the bottom surface of the pit, and under the state that the column feet of the steel structure column are fixed in the pits, the upper end of each screw rod penetrates through the bottom plate, and the bottom plate is fixedly connected with the embedded plate.
The half-encased half-embedded steel column base structure comprises the pits 450-550 mm in depth.
The semi-externally-coated and semi-embedded steel column base structure comprises an externally-coated foundation column, wherein the externally-coated foundation column is a reinforced concrete structure which is cast and coated on the outer peripheral surface of a column base of the steel column, a plurality of longitudinal steel bars and a plurality of circles of stirrups are arranged inside the externally-coated foundation column, the longitudinal steel bars are evenly distributed at intervals along the circumferential direction of a pit, each longitudinal steel bar is perpendicular to the bottom surface of the pit, the lower end of each longitudinal steel bar penetrates through the bottom surface of the pit and extends into the interior of the raft foundation, each stirrup is arranged at intervals along the direction perpendicular to the bottom surface of the pit, each stirrup is wound on the outer side of each longitudinal steel bar, and each stirrup is fixedly connected with each longitudinal steel bar.
The semi-externally-wrapped semi-embedded steel column foot structure comprises a raft foundation and a plurality of horizontal raft steel bars, wherein the raft foundation is formed by pouring reinforced concrete, a part of the raft steel bars extend along a first direction and are arranged at intervals, the other part of the raft steel bars extend along a second direction and are arranged at intervals, and the first direction and the second direction are perpendicular to each other.
The half-externally-wrapped and half-embedded steel column foot structure comprises a pit, wherein a plurality of raft supplemental steel bars are arranged in the pit, and two ends of each raft supplemental steel bar penetrate through the side wall of the pit respectively and are fixedly connected with the raft steel bars.
Compared with the prior art, the utility model has the advantages as follows:
the utility model provides a half outer half embedded steel column base structure, with the column base embedding of steel construction post in the pit, utilize the rigidity that peripheral raft foundation provided for, make the column base bottom of steel construction post needn't set up complicated steel stiffening rib, simple and convenient construction, the steel construction post is combined together with the outer basic column of having sufficient rigidity simultaneously, solved effectively and transmitted the huge moment of flexure of upper portion steel column to this problem of basis; in addition, in actual construction, the raft foundation and the externally-wrapped foundation column cannot be formed in a one-step pouring mode, so that the problem of safely transmitting the horizontal force at the bottom of the steel column foot can be effectively solved by designing the pits in the raft foundation; in addition, compare with traditional formula steel column foot of buryying, reduced the degree of depth that the steel construction post buryyed the raft foundation through the setting of outsourcing foundation column, provide the space for laying of underground pipeline, simultaneously, the raft foundation need not be done like traditional formula steel column foot of buryying is so thick, saves the cost.
Drawings
The following drawings are only intended to illustrate and explain the present invention schematically, and do not limit the scope of the present invention. Wherein:
fig. 1 is a schematic structural view of a semi-encased semi-embedded steel column base structure provided by the present invention;
fig. 2 is a schematic structural view of a raft foundation of a semi-encased semi-embedded steel column base structure provided by the present invention;
fig. 3 is a schematic view of a top view structure of the semi-encased semi-embedded steel column foot structure provided by the present invention after the steel column is combined with a raft foundation;
fig. 4 is a schematic horizontal cross-sectional view of the steel structure column of the semi-encased semi-embedded steel column base structure provided by the present invention after being combined with an encased foundation column;
fig. 5 is a schematic view of the structure of embedded parts and anchor bars in the connecting members of the raft foundation of the semi-encased semi-embedded steel column base structure provided by the present invention;
fig. 6 is a schematic view of the bottom view of the embedded parts and anchor bars in the attachment members of the raft foundation of the semi-encased semi-embedded steel column foot structure provided by the present invention;
fig. 7 is a schematic top view of a steel structure column with a semi-encased and semi-embedded steel column base structure provided by the present invention;
fig. 8 is a construction flow chart of a semi-encased semi-embedded steel column base structure provided by the present invention;
fig. 9 is another construction flow chart of the semi-encased semi-embedded steel column base structure provided by the present invention;
the reference numbers illustrate:
1. a raft foundation;
11. a pit;
12. a connecting member;
121. pre-burying a plate;
122. anchoring ribs;
123. a screw;
13. raft plate steel bars;
14. reinforcing steel bars are supplemented to the raft plates;
2. a steel structural column;
21. a base plate;
22. a cylinder;
23. a stud;
3. wrapping a foundation column outside;
31. longitudinal reinforcing steel bars;
32. and (5) hooping.
Detailed Description
In order to clearly understand the technical solution, purpose and effect of the present invention, the detailed embodiments of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1-5, the utility model provides a half-outsourcing half-embedded steel column base structure, wherein, half-outsourcing half-embedded steel column base structure includes raft foundation 1, steel structure post 2 and outsourcing foundation post 3, be equipped with pit 11 on raft foundation 1, the column foot of steel structure post 2 is fixed in pit 11, outsourcing foundation post 3 cladding is formed on the outer peripheral face of the column foot of steel structure post 2, the lower extreme of outsourcing foundation post 3 is fixed in pit 11, the upper end of outsourcing foundation post 3 extends to the top of the upper surface of raft foundation 1, so make a part of the column foot of steel structure post 2 bury in raft foundation 1, and a part of the column foot of steel structure post 2 that is located above raft foundation 1 is clad by outsourcing foundation post 3, form half-outsourcing half-embedded steel column base structure;
the utility model provides a half-outsourcing half-embedding type steel column base structure, compare with traditional outsourcing is the steel column base, through embedding the column base of steel construction post 2 in pit 11, utilize the rigidity that peripheral raft foundation 1 provided, make the column base bottom of steel construction post 2 needn't set up complicated steel stiffening rib, the construction is simple and convenient, steel construction post 2 and outsourcing foundation 3 that has enough rigidity are combined together simultaneously, solved effectively and transmitted the huge moment of flexure of upper portion steel column to this problem of basis; in addition, in actual construction, the raft foundation 1 and the outer-wrapped foundation columns 3 cannot be formed in a one-step pouring mode, so that the pit 11 is designed in the raft foundation 1, and the problem of safe transmission of the horizontal force at the bottoms of the steel column bases can be effectively solved; in addition, compare with traditional formula steel column foot of buryying, the setting through outsourcing foundation column 3 has reduced the degree of depth that steel construction column 2 burys raft foundation 1, provides the space for laying of underground pipeline, and simultaneously, raft foundation 1 need not do and bury formula steel column foot as thick as traditional, saves the cost.
Further, the depth of the pit 11 is 450 mm-550 mm, wherein, preferably 500mm, at this moment, can satisfy the installation requirement of steel structure column 2, can avoid the pit 11 too deeply to lead to the condition that raft foundation 1 is too thick to increase the cost of construction to take place simultaneously.
Further, as shown in fig. 1, fig. 3, fig. 4 and fig. 5, the utility model provides a half outer package half buries formula steel column base structure, wherein, steel column 2 includes bottom plate 21 and cylinder 22, the lower extreme of cylinder 22 meets (welded fastening) with the upper surface of bottom plate 21, the concrete has been pour to the inside of cylinder 22, be equipped with a plurality of pegs 23 in the region by the cladding of outsourcing foundation column 3 on the surface of cylinder 22, when the cladding of outsourcing foundation column 3 is fixed in on the surface of cylinder 22, the protrusion of each peg 23 is embedded in the inside of outsourcing foundation column 3 in the one end of the surface of cylinder 22, being provided with of peg 23 does benefit to the shear force between transmission steel column 2 and the outsourcing foundation column 3.
The arrangement of the peg 23 is specifically: referring to fig. 1, 2 and 4, the plurality of studs 23 are divided into a plurality of groups from top to bottom, the distance between two adjacent groups is less than or equal to 200mm, and each group includes 4 to 20 studs 23 arranged at intervals along the circumferential direction of the column 22;
preferably, the plurality of pegs 23 in each group are divided into four subgroups again, each subgroup includes at least two pegs 23, each peg 23 in each subgroup extends towards the same direction and is arranged at intervals in the horizontal plane, the pegs 23 in the four subgroups respectively face four different directions, and the four different directions are determined by being uniformly separated along the axial direction of the column 22, that is, an included angle of 90 ° is formed between the extending directions of the pegs 23 in each two adjacent subgroups.
Further, as shown in fig. 1, fig. 2, fig. 6 and fig. 7, the present invention provides a half-encased and half-embedded steel column base structure, wherein a connecting member 12 is fixedly disposed on the bottom surface of the pit 11, the connecting member 12 includes an embedded plate 121, a plurality of anchor bars 122 and a plurality of screws 123 penetrating through the embedded plate 121, each anchor bar 122 is disposed below the embedded plate 121 and perpendicular to the embedded plate 121, the upper end of each anchor bar 122 is fixedly connected (welded) to the embedded plate 121, each anchor bar 122 and the embedded plate 121 are embedded inside the raft foundation 1, the upper surface of the embedded plate 121 is flush with the bottom surface of the pit 11, the lower end of each screw 123 penetrates through the embedded plate 121 and is embedded inside the raft foundation 1, the upper end of each screw 123 extends upward to protrude out of the bottom surface of the pit 11, the upper end of each screw 123 penetrates through the bottom plate 21 in a state that the column base of the steel column 2 is fixed in the pit 11, and bottom plate 21 and built-in board 121 are fixed to be met, bury underground in raft foundation 1 and with bottom plate 21 welded fastening through setting up built-in board 121, can effectively improve the area of being connected between steel structure column 2's bottom plate 21 and raft foundation 1, the cooperation sets up screw rod 123 and anchor bar 122 simultaneously and can improve the reliability of being connected between raft foundation 1 and the steel structure column 2, it needs to explain that, the concrete structure and the component part of above-mentioned connecting element 12 only do the utility model discloses a preferred embodiment, the utility model discloses not regard this as the limit.
Preferably, as shown in fig. 1, fig. 2 and fig. 4, the present invention provides a semi-externally-covered and semi-embedded steel column base structure, wherein the externally-covered foundation column 3 is a reinforced concrete structure which is cast and covered on the outer peripheral surface of the column base of the steel column 2, the steel column 2 is internally provided with a plurality of longitudinal steel bars 31 perpendicular to the bottom surface of the pit 11, and a plurality of circles of stirrups 32 horizontally arranged and vertically arranged at intervals, the plurality of longitudinal steel bars 31 are uniformly arranged at intervals along the circumferential direction of the pit 11, and the lower ends of the longitudinal steel bars 31 respectively penetrate and extend to the inside of the raft foundation 1 at the edge of the bottom surface of the pit 11, so as to firmly connect the externally-covered foundation column 3 with the raft foundation 1 after the externally-covered foundation column 3 is cast, each circle of stirrups 32 surrounds the outer side of each longitudinal steel bar 31 and is welded and fixed with each longitudinal steel bar 31, so as to form a steel reinforcement cage of the externally-, the concrete used when the outer wrapping foundation column 3 is poured and the concrete poured inside the column body 22 of the steel structure column 2 are the same concrete, so that the stress on two sides of the column body 22 of the steel structure column 2 is balanced;
the raft foundation 1 is formed by pouring reinforced concrete, the interior of the raft foundation 1 comprises a plurality of horizontally arranged raft steel bars 13 and a plurality of raft complementary steel bars 14 arranged in the pits 11, wherein one part of raft plate reinforcing steel bars 13 extend along a first direction and are arranged at intervals, the other part of raft plate reinforcing steel bars 13 extend along a second direction and are arranged at intervals, the first direction and the second direction are mutually vertical, a plurality of raft plate reinforcing steel bars 13 are welded to form a reinforcing cage of the raft foundation 1, forming a raft foundation 1 after the concrete pouring is finished, arranging raft supplement steel bars 14 after the raft foundation 1 is poured, specifically, removing the concrete at the inner side wall of the pit 11 to expose the raft steel bars 13 at the position close to the inner side wall of the pit 11, welding and fixing the raft supplement steel bars 14 and the exposed raft steel bars 13, through setting up raft supplemental reinforcement 14 can carry out the structure reinforcement to raft foundation 1 in the within range of pit.
It should be noted that, the setting mode of steel reinforcement cage in above-mentioned outsourcing foundation column 3 and the setting mode of steel reinforcement cage in raft foundation 1 only do the utility model discloses a preferred embodiment, technical personnel in the field can also adopt other modes of laying to set up the connected mode of all kinds of reinforcing bars and lay the direction, the utility model discloses not use this as the limit.
As shown in fig. 8, the construction process of the half-encased half-embedded steel column base structure provided by the present invention is as follows:
constructing a raft foundation, and presetting a pit on the upper surface of the raft foundation;
building a steel structure column, and fixing the lower end of the steel structure column in the pit;
and constructing and forming an outer wrapping foundation column on the outer surface of the column base of the steel structure column.
Further, as shown in fig. 9, the constructing a raft foundation, and presetting a pit on the upper surface of the raft foundation specifically includes:
strapping and laying raft reinforcing steel bars, outer-wrapping foundation reinforcing steel bars, connecting members and pit molds, enabling the upper surfaces of the pre-embedded plates of the connecting members to be in contact with the lower surfaces of the pit molds in a fitting manner, enabling the lower ends of the outer-wrapping foundation reinforcing steel bars to penetrate through the pit molds and extend downwards to the lower sides of the pit molds, pouring concrete, enabling the lower ends of the outer-wrapping foundation reinforcing steel bars, the lower ends of the screw rods of the connecting members, the pre-embedded plates of the connecting members and the anchor bars of the connecting members to be embedded in the concrete, dismantling the pit molds after the concrete is initially set, maintaining the concrete, completing the construction of the raft foundation, directly fixing the lower ends of the reinforcing cages of the outer-wrapping foundation columns in the concrete of the raft foundation in the process of constructing the raft foundation, and effectively ensuring the firmness of the outer.
Further, as shown in fig. 9, the building of the steel structural column to fix the lower end of the steel structural column in the pit specifically includes:
placing the column foot of the steel structure column in the pit, enabling each screw to penetrate through the bottom plate of the steel structure column, attaching the bottom plate to the embedded plate, and welding and fixing the bottom plate and the embedded plate; according to the preset height of the outer wrapping foundation column, a plurality of studs are welded on the outer surface of the steel structure column body in the area which can be wrapped by the outer wrapping foundation column, concrete is poured into the steel structure column, and the steel structure column is built;
wherein, when the welding sets up the peg, can divide the peg into the multiunit from top to bottom, along the axial of steel construction post, distance between every two sets of adjacent pegs is less than or equal to 200mm, and the number of every group peg is the multiple of four best, as preferred, can divide into four subgroups with every group peg, be equipped with two at least pegs in every subgroup best, and the extending direction of each peg in every group is the same, the extending direction of four subgroups's peg is confirmed along the even interval of circumference of steel construction post, the contained angle between the extending direction of every two sets of adjacent subgroups's peg promptly is 90.
Further, as shown in fig. 9, the building of the external surface of the column base of the steel structural column to form the external wrapped foundation column specifically includes:
and arranging an outer packing foundation mold outside the column foot of the steel structure column, pouring concrete between the outer packing foundation mold and the steel structure column, dismantling the outer packing foundation mold after the concrete is initially set, curing the concrete, and finishing the construction of the outer packing foundation column.
Wherein, be in the outside of the column foot in steel construction column set up outsourcing basic mold before, still include:
lay raft and supply the reinforcing bar in the pit, supply reinforcing bar and raft reinforcing bar welded fastening with the raft, specifically for will be close to the outer thinner one deck concrete of cladding of the raft reinforcing bar of pit lateral wall position department, make the valve plate reinforcing bar that is close to pit lateral wall position department expose, supply reinforcing bar and the raft reinforcing bar welded fastening who exposes with the raft, through setting up raft and supplying the reinforcing bar, can carry out the reinforcement to the structural strength of raft foundation in the within range of pit.
Compared with the prior art, the utility model has the advantages as follows:
the utility model provides a half outer half embedded steel column base structure, with the column base embedding of steel construction post in the pit, utilize the rigidity that peripheral raft foundation provided for, make the column base bottom of steel construction post needn't set up complicated steel stiffening rib, simple and convenient construction, the steel construction post is combined together with the outer basic column of having sufficient rigidity simultaneously, solved effectively and transmitted the huge moment of flexure of upper portion steel column to this problem of basis; in addition, in actual construction, the raft foundation and the externally-wrapped foundation column cannot be formed in a one-step pouring mode, so that the problem of safely transmitting the horizontal force at the bottom of the steel column foot can be effectively solved by designing the pits in the raft foundation; in addition, compare with traditional formula steel column foot of buryying, reduced the degree of depth that the steel construction post buryyed the raft foundation through the setting of outsourcing foundation column, provide the space for laying of underground pipeline, simultaneously, the raft foundation need not be done like traditional formula steel column foot of buryying is so thick, saves the cost.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the invention should be considered within the scope of the invention.
Claims (9)
1. The utility model provides a half outer half embedded steel column foot structure, its characterized in that, half outer half embedded steel column foot structure includes raft foundation, steel structure post and outsourcing foundation column, be equipped with the pit on the raft foundation, the column foot of steel structure post is fixed in the pit, outsourcing foundation column cladding form in on the outer peripheral face of the column foot of steel structure post, the lower extreme of outsourcing foundation column is fixed in the pit, the upper end of outsourcing foundation column extends to the top of the upper surface on raft foundation.
2. The semi-encased semi-embedded steel column base structure of claim 1, wherein the steel column comprises a bottom plate and a column body, the lower end of the column body is connected with the bottom plate, concrete is poured into the column body, a plurality of studs are arranged on the outer surface of the column body in the area covered by the encased foundation column, and one end of each stud protruding out of the outer surface of the column body is embedded into the encased foundation column.
3. The semi-encased semi-embedded steel column base structure of claim 2, wherein the plurality of studs are divided into a plurality of groups from top to bottom, the distance between two adjacent groups is less than or equal to 200mm, and each group comprises 4 to 20 studs arranged at intervals along the circumferential direction of the column body.
4. The semi-encased semi-embedded steel socle structure of claim 3, wherein each set comprises 8 pegs, wherein 8 pegs are divided into four pairs, each pair of pegs extends in one direction, and wherein the extending directions of each adjacent two pairs of pegs are perpendicular to each other.
5. The semi-externally-wrapped and semi-embedded steel column foot structure according to claim 2, wherein a connecting member is fixedly arranged on the bottom surface of the pit, the connecting member comprises an embedded plate, a plurality of anchor bars and a plurality of screw rods penetrating through the embedded plate, each anchor bar is arranged below the embedded plate and perpendicular to the embedded plate, the upper end of each anchor bar is fixedly connected with the embedded plate, each anchor bar and the embedded plate are embedded in the raft foundation, the upper surface of the embedded plate is flush with the bottom surface of the pit, the lower end of each screw rod penetrates through the embedded plate and is embedded in the raft foundation, the upper end of each screw rod extends upwards to protrude out of the bottom surface of the pit, and the upper end of each screw rod penetrates through the bottom plate in the state that the column foot of the steel structure column is fixed in the pit, and the bottom plate is fixedly connected with the embedded plate.
6. The semi-encased semi-embedded steel socle structure of any one of claims 1 to 5, wherein the depth of the pits is 450mm to 550 mm.
7. The semi-externally-wrapped and semi-embedded steel column base structure according to any one of claims 1 to 5, wherein the externally-wrapped foundation column is a reinforced concrete structure cast and wrapped on the outer peripheral surface of the column base of the steel column, a plurality of longitudinal steel bars and a plurality of circles of stirrups are arranged inside the externally-wrapped foundation column, the longitudinal steel bars are evenly distributed at intervals along the circumferential direction of the pit, each longitudinal steel bar is perpendicular to the bottom surface of the pit, the lower ends of the longitudinal steel bars extend into the interior of the raft foundation through the bottom surface of the pit, the stirrups are arranged at intervals along the direction perpendicular to the bottom surface of the pit, each stirrup is wound on the outer side of each longitudinal steel bar, and each stirrup is fixedly connected with each longitudinal steel bar.
8. The semi-externally-wrapped and semi-embedded steel column foot structure according to any one of claims 1 to 5, wherein the raft foundation is formed by pouring reinforced concrete, a plurality of horizontal raft steel bars are arranged inside the raft foundation, one part of the raft steel bars extend along a first direction and are arranged at intervals, the other part of the raft steel bars extend along a second direction and are arranged at intervals, and the first direction and the second direction are perpendicular to each other.
9. The semi-encased semi-embedded steel column foot structure of claim 8, wherein a plurality of raft supplemental steel bars are disposed inside the pit, and both ends of each raft supplemental steel bar respectively penetrate through the side walls of the pit and are fixedly connected with the raft steel bars.
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| CN201922121906.XU CN211368763U (en) | 2019-11-29 | 2019-11-29 | Half-outer-wrapping half-embedded steel column base structure |
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| CN201922121906.XU CN211368763U (en) | 2019-11-29 | 2019-11-29 | Half-outer-wrapping half-embedded steel column base structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110835929A (en) * | 2019-11-29 | 2020-02-25 | 中冶京诚工程技术有限公司 | Half-outer-wrapping half-embedded steel column base structure and construction method thereof |
| CN116641479A (en) * | 2023-06-06 | 2023-08-25 | 中国十七冶集团有限公司 | Novel steel structure column base construction method |
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2019
- 2019-11-29 CN CN201922121906.XU patent/CN211368763U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110835929A (en) * | 2019-11-29 | 2020-02-25 | 中冶京诚工程技术有限公司 | Half-outer-wrapping half-embedded steel column base structure and construction method thereof |
| CN116641479A (en) * | 2023-06-06 | 2023-08-25 | 中国十七冶集团有限公司 | Novel steel structure column base construction method |
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