CN204780978U - Narrow edge of a wing steel column expands wing section column base - Google Patents
Narrow edge of a wing steel column expands wing section column base Download PDFInfo
- Publication number
- CN204780978U CN204780978U CN201520486845.6U CN201520486845U CN204780978U CN 204780978 U CN204780978 U CN 204780978U CN 201520486845 U CN201520486845 U CN 201520486845U CN 204780978 U CN204780978 U CN 204780978U
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- CN
- China
- Prior art keywords
- wing
- steel column
- edge
- column
- stiffening rib
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- Withdrawn - After Issue
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Abstract
The utility model relates to a narrow edge of a wing steel column expands wing section column base, the column base is buryyed in the reinforced concrete foundation, including setting up at steel column bottom end's bottom plate, set up respectively the pterygoid lamina that expands at the both sides wall of steel column both wings reason, should expand the pterygoid lamina and pass through the welding of groove full penetration welding seam on the lateral wall of the edge of a wing, and weld mutually with the bottom plate, relatively two expand to weld between the pterygoid lamina has vertical stiffening rib, it is provided with horizontal stiffening rib to hold chamber open -top department, on bottom the outer wall of both wings reasons respectively the equipartition have a plurality of cant chisei, the bottom plate both ends all are provided with the crab -bolt. This device is through setting up horizontal stiffening rib and vertical stiffening rib, has enlarged effective pressure -bearing width of steel column imbed part, is favorable to buryying the transmission of the flexural of formula column base node institute square and shear force, can show the burried depth who reduces the steel column to further reduce the burried depth of basis or cushion cap, this column base has better economic benefits in the engineering is actual.
Description
Technical field
The utility model relates to a kind of narrow edge of a wing steel column and expands aerofoil profile suspension column.
Background technology
Embedded column base is the suspension column directly steel column being imbedded reinforced concrete foundation, grade beam, cushion cap, and it imbeds method is assembled on request by steel kind design to be in advance fixed in design elevation, then waters the concrete of basis, grade beam, cushion cap.The method is conducive to the integral rigidity ensureing steel kind design and basis, grade beam, cushion cap.For embedded column base, affect the bending rigidity of suspension column, the most important factor of bearing capacity ability is the buried depth of steel column.Domestic current specification is for the design of suspension column buried depth, and relatively conservative, removing has the building structure arranging basement, all faces the excessive uneconomical problem causing basis, grade beam, cushion cap etc. excessive, excessively dark of buried depth of steel kind design.
Summary of the invention
The utility model makes improvement for above-mentioned prior art Problems existing, namely technical problem to be solved in the utility model is to provide a kind of narrow edge of a wing steel column expansion aerofoil profile suspension column, expand effective pressure-bearing width of steel column inlet part, be conducive to the transmission of moment of flexure and shearing suffered by embedded column base node, significantly can reduce the buried depth of steel column, thus reducing the buried depth of basis or cushion cap further, this foot joint has good economic benefit in engineering reality.
In order to solve the problems of the technologies described above, a kind of technical scheme of the present utility model is: a kind of narrow edge of a wing steel column expands aerofoil profile suspension column, described suspension column is imbedded in reinforced concrete foundation, comprise the base plate being arranged on steel column bottom end face, be separately positioned on the expansion wing plate of the two side on steel column two edge of a wing, this expansion wing plate is welded on the sidewall of the edge of a wing by groove full penetration weld, and weld mutually with base plate, vertical stiffening rib is welded with between described two blocks of expansion wing plates relatively, described vertical stiffening rib parallels with the web of steel column, the described edge of a wing, web, expand wing plate, vertical stiffening rib and base plate form a cavity volume jointly, described cavity volume top open part is provided with sash rib, several pegs are evenly equipped with respectively on bottom described two edge of a wing outside wall surface, described base plate two ends are provided with crab-bolt.
Further, described expansion wing plate top is higher than sash rib, and described expansion wing plate top is provided with a corner cut, and this corner cut height is the protective layer thickness of reinforced concrete foundation.
Further, described sash rib is by this cavity volume top seal, and be provided with the grout hole toward the grouting of this cavity volume in the middle part of described sash rib, this grout hole radius should meet grouting requirement.
Further, described vertical stiffening rib and sash rib, expand wing plate and base plate welds mutually; The spacing of described vertical stiffening rib and web is the minimum value between 4 times of edge of a wing thickness to 75mm; The spacing of described vertical stiffening rib and edge of a wing sidewall is more than or equal to 2 times of edge of a wing thickness.
Further, described base plate is provided with the through hole for installing crab-bolt, on the outside that described through hole is positioned at steel column and web center line.
Further, described crab-bolt is not less than 35 times of crab-bolt diameters in the anchorage length of base plate bottom, and described crab-bolt top is run through base plate and used nut fastening.
Compared with prior art, the utility model has following beneficial effect: by arranging sash rib, vertically stiffening rib and expanding wing plate, expand effective pressure-bearing width of suspension column inlet part, be conducive to the transmission of moment of flexure and shearing suffered by embedded column base node, thus reach the object reducing suspension column buried depth, and can reduce by the buried depth of about 30%, there is good economic benefit; The setting of peg, crab-bolt, improves the collaborative work between steel column, rear pouring concrete and reinforced concrete foundation, thus improves the globality of foot joint, realizes cooperative bearing.
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Accompanying drawing explanation
Fig. 1 is the organigram of the utility model embodiment one.
Fig. 2 is A-A sectional view in Fig. 1.
Fig. 3 is B-B sectional view in Fig. 1.
Fig. 4 is C-C sectional view in Fig. 1.
In figure: 1-H shape steel column, 2-base plate, 21-through hole, 3-expands wing plate, the vertical stiffening rib of 4-, 5-sash rib, 51-grout hole, 6-peg, 7-crab-bolt, 8-reinforced concrete foundation, and 9-steel concrete secondary builds line, pouring concrete after 10-.
Detailed description of the invention
Embodiment one: as shown in Fig. 1 ~ 4, a kind of narrow edge of a wing steel column expands aerofoil profile suspension column, described suspension column is imbedded in reinforced concrete foundation, comprise the base plate 2 being arranged on H-shaped steel column 1 bottom end face, be separately positioned on the expansion wing plate 3 of the two side on steel column two edge of a wing, this expansion wing plate 3 is welded on the sidewall of the edge of a wing by groove full penetration weld, and weld mutually with base plate 2, vertical stiffening rib 4 is welded with between described two blocks of expansion wing plates relatively, described vertical stiffening rib 4 parallels with the web of steel column, the described edge of a wing, web, expand wing plate 3, vertical stiffening rib 4 and base plate form a cavity volume jointly, described cavity volume top open part is provided with sash rib 5, several pegs 6 are evenly equipped with respectively on bottom described two edge of a wing outside wall surface, described base plate 2 two ends are provided with crab-bolt 7.
In the present embodiment, described expansion wing plate 3 top is higher than sash rib 5, and described expansion wing plate 3 top is provided with a corner cut, and this corner cut height is the protective layer thickness of reinforced concrete foundation 8.
In the present embodiment, described sash rib 5 is by this cavity volume top seal, and be provided with the grout hole 51 toward the grouting of this cavity volume in the middle part of described sash rib 5, this grout hole 51 radius should meet grouting requirement.
In the present embodiment, described vertical stiffening rib 4 and sash rib 5, expand wing plate 3 and base plate welds mutually; The spacing of described vertical stiffening rib and web is the minimum value between 4 times of edge of a wing thickness to 75mm; The spacing of described vertical stiffening rib and edge of a wing sidewall is more than or equal to 2 times of edge of a wing thickness.
In the present embodiment, described base plate 2 is provided with the through hole 21 for installing crab-bolt, on the outside that described through hole 21 is positioned at steel column and web center line.
In the present embodiment, described crab-bolt 7 is not less than 35 times of crab-bolt diameters in the anchorage length of base plate bottom, and described crab-bolt 7 top is run through base plate and used nut fastening.
The construction technology of this device, carry out according to the following steps:
(1) the narrow edge of a wing H-shaped steel column of required specification is selected, and according to imbedding the relevant parameter of steel column, produce satisfactory vertical stiffening rib, sash rib, expand wing plate and base plate, and on sash rib, offer the grout hole meeting grouting and require, offer through hole at base plate two ends;
(2) shop: at the bottom end face welding base plate of steel column, and will be welded on the sidewall of the edge of a wing by groove full penetration weld, and weld mutually with base plate, in expansion, wing plate place determines vertical stiffening rib welding position, then vertical stiffening rib is welded mutually with expansion wing plate, base plate respectively, vertical stiffening rib parallels with steel column web, on the edge of a wing, the cavity volume top open part weld horizontal stiffening rib that jointly forms of web, expansion wing plate, vertically stiffening rib and base plate, bottom two edge of a wing outside wall surface, weld several pegs respectively;
(3) site operation: be embedded in reinforced concrete foundation 8 in advance by design attitude by crab-bolt, reaches after steel column installation strength until reinforced concrete foundation, is lifted by prefabricated steel column in step (2); In lifting construction, the through hole of base plate runs through crab-bolt respectively, and after the horizontal level adjusting steel column and verticality, crab-bolt top adopts nut fastening; Finally, build pouring concrete 10 after line more than 9, should be poured in steel column cavity volume by rear pouring concrete simultaneously by grout hole at steel concrete secondary, until grout hole grout, rear pouring concrete should adopt the concrete of same intensity grade with reinforced concrete foundation.
The distance of described sash rib and reinforced concrete foundation 8 end face is protective layer thickness.
The foregoing is only preferred embodiment of the present utility model, all equalizations done according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (6)
1. a narrow edge of a wing steel column expands aerofoil profile suspension column, it is characterized in that: described suspension column is imbedded in reinforced concrete foundation, comprise the base plate being arranged on steel column bottom end face, be separately positioned on the expansion wing plate of the two side on steel column two edge of a wing, this expansion wing plate is welded on the sidewall of the edge of a wing by groove full penetration weld, and weld mutually with base plate, vertical stiffening rib is welded with between described two blocks of expansion wing plates relatively, described vertical stiffening rib parallels with the web of steel column, the described edge of a wing, web, expand wing plate, vertical stiffening rib and base plate form a cavity volume jointly, described cavity volume top open part is provided with sash rib, several pegs are evenly equipped with respectively on bottom described two edge of a wing outside wall surface, described base plate two ends are provided with crab-bolt.
2. the narrow edge of a wing according to claim 1 steel column expands aerofoil profile suspension column, it is characterized in that: described expansion wing plate top is higher than sash rib, and described expansion wing plate top is provided with a corner cut, and this corner cut height is the protective layer thickness of reinforced concrete foundation.
3. the narrow edge of a wing according to claim 1 steel column expands aerofoil profile suspension column, it is characterized in that: described sash rib is by this cavity volume top seal, and be provided with the grout hole toward the grouting of this cavity volume in the middle part of described sash rib, this grout hole radius should meet grouting requirement.
4. the narrow edge of a wing according to claim 1 steel column expands aerofoil profile suspension column, it is characterized in that: described vertical stiffening rib and sash rib, expand wing plate and base plate welds mutually; The spacing of described vertical stiffening rib and web is the minimum value between 4 times of edge of a wing thickness to 75mm; The spacing of described vertical stiffening rib and edge of a wing sidewall is more than or equal to 2 times of edge of a wing thickness.
5. the narrow edge of a wing according to claim 1 steel column expands aerofoil profile suspension column, it is characterized in that: described base plate is provided with the through hole for installing crab-bolt, on the outside that described through hole is positioned at steel column and web center line.
6. the narrow edge of a wing according to claim 1 steel column expands aerofoil profile suspension column, it is characterized in that: described crab-bolt is not less than 35 times of crab-bolt diameters in the anchorage length of base plate bottom, and described crab-bolt top is run through base plate and used nut fastening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486845.6U CN204780978U (en) | 2015-07-08 | 2015-07-08 | Narrow edge of a wing steel column expands wing section column base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486845.6U CN204780978U (en) | 2015-07-08 | 2015-07-08 | Narrow edge of a wing steel column expands wing section column base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204780978U true CN204780978U (en) | 2015-11-18 |
Family
ID=54521061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520486845.6U Withdrawn - After Issue CN204780978U (en) | 2015-07-08 | 2015-07-08 | Narrow edge of a wing steel column expands wing section column base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204780978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104947706A (en) * | 2015-07-08 | 2015-09-30 | 黄冀卓 | Flange extension type column foot for a narrow flange steel column and construction technology of column foot |
-
2015
- 2015-07-08 CN CN201520486845.6U patent/CN204780978U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104947706A (en) * | 2015-07-08 | 2015-09-30 | 黄冀卓 | Flange extension type column foot for a narrow flange steel column and construction technology of column foot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151118 Effective date of abandoning: 20161012 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |