CN215760004U - Whole reinforced structure of thin-walled cold-formed steel column - Google Patents
Whole reinforced structure of thin-walled cold-formed steel column Download PDFInfo
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- CN215760004U CN215760004U CN202121283793.4U CN202121283793U CN215760004U CN 215760004 U CN215760004 U CN 215760004U CN 202121283793 U CN202121283793 U CN 202121283793U CN 215760004 U CN215760004 U CN 215760004U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 120
- 239000010959 steel Substances 0.000 title claims abstract description 120
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 29
- 238000005728 strengthening Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 description 19
- 239000003351 stiffener Substances 0.000 description 11
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The utility model discloses an integral reinforcing structure for a cold-formed thin-wall steel column, which relates to the technical field of steel structure constructional engineering and comprises a steel column structure consisting of 2C-shaped steels arranged back to back and a reinforcing mechanism for integrally reinforcing the steel column structure, wherein the reinforcing mechanism comprises a first reinforcing mechanism for reinforcing the connection of the 2C-shaped steels and a second reinforcing mechanism for reinforcing the bottom of the steel column structure. The utility model provides a whole reinforced structure of thin-walled cold-formed steel column, this whole reinforced structure can show the stability that promotes steel column structure, makes steel column structure in use keep the bearing capacity.
Description
Technical Field
The utility model relates to a steel construction building engineering technical field, concretely relates to whole reinforced structure of thin-walled cold-formed steel column.
Background
The cold-formed thin-walled steel section is a finished steel section of various cross-sectional shapes formed by bending a steel plate or strip steel in a cold state, such as: c-shaped steel, U-shaped steel, Z-shaped steel, strip steel, galvanized coiled plates, galvanized C-shaped steel, galvanized U-shaped steel and galvanized Z-shaped steel.
The cold-formed thin-walled steel is often used as a load-bearing structure in a large number, and the application of a steel column formed by 2C-shaped steels connected back to back is common. However, the 2C-shaped steels are not suitable for welding in the construction process of the steel column structure, the requirements on bearing capacity and stability are difficult to meet if a single C-shaped steel is adopted, and the column base is easy to be unstable and buckle in the use process. Accordingly, there is a need for improvements in such steel column structures.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, this is novel to provide a whole reinforced structure of thin-walled cold-formed steel column, and this whole reinforced structure can show the stability that promotes steel column structure, makes steel column structure in use keep the bearing capacity.
In order to realize the purpose, the novel technical scheme is as follows:
the utility model provides a whole reinforced structure of thin-walled cold-formed steel column, includes the steel column structure that comprises 2C shaped steel that set up back to and be used for wholly reinforcing steel column structure's strengthening mechanism, strengthening mechanism including being used for consolidating the first strengthening mechanism of the connection between 2C shaped steel, and be used for reinforcing the second strengthening mechanism of steel column structure bottom.
Preferably, the first reinforcement means comprises a steel drawstring, an end web stiffener, and a fixing bolt, the steel pull belt is provided with 2 steel pull belts which are respectively arranged on the outer surfaces of 2 side ends of the steel column structure along the longitudinal direction, the end web plate stiffening member is a plate-shaped structure with a right-angled section, and the end web stiffening members are provided with 4 groups, each group is provided with 2, 2 end web stiffening members are oppositely arranged at the corners of the outer surfaces of the webs of the 2C-shaped steel, the rear end surface and the outer surface of the side end of each end web stiffening member are respectively attached to the outer surface of the web of the C-shaped steel and the inner surface of each wing plate, 2 end web stiffening members in each group are fixedly connected through a first fixing bolt penetrating through the web, any one end web stiffening member is fixedly connected with an adjacent steel pull belt through a second fixing bolt penetrating through the wing plates, the steel drawstring pass through second fixing bolt and the web stiffening member of homonymy with 2C shaped steel fixed connection.
Preferably, the second reinforcement mechanism includes column base reinforcement part, column base reinforcement part be right angle shape steel sheet structure, including horizontal plate and riser, the inboard of right angle shape steel sheet structure fixed be equipped with the floor, the floor have 2 at least, the side of floor and the surface fixed connection of riser, the bottom of floor and the upper surface fixed connection of horizontal plate, the surface of floor is perpendicular with the upper surface of horizontal plate and the surface of riser respectively, the bottom of horizontal plate flush with the bottom of steel column structure, column base reinforcement part have 2, respectively the symmetry set up in the outside at the middle part of the web bottom of 2C shaped steel, and 2 column base reinforcement part's riser internal surface respectively with the laminating of the web surface that corresponds, 2 column base reinforcement part's riser is through the third fixing bolt fixed connection that runs through the web.
Preferably, the second reinforcing mechanism further comprises a bottom plate and a concrete base, the lower end of the bottom plate is embedded in the upper surface of the concrete base, and the bottom end of the steel column structure and the lower surface of the horizontal plate are respectively abutted to the upper surface of the bottom plate.
Preferably, second strengthening mechanism still include the crab-bolt, locate the anchor bolt hole on the horizontal plate, the lower part of crab-bolt pre-buried in the concrete foundation, the anchor bolt hole is passed to the upper end of crab-bolt to through the upper surface locking of nut and horizontal plate.
Preferably, a gasket is arranged between the nut and the upper surface of the bottom plate.
Preferably, the base plate and the end web stiffeners are made of steel.
This novel whole reinforced structure of thin-walled cold-formed steel column has following beneficial effect: this novel simple structure, simple to operate can show the joint strength who improves steel column structure, and the working costs is low, specifically embodies, can improve the stability and the bearing capacity of cold-formed thin-walled steel column structure, can carry out the whole reinforcement to steel column structure, has solved because the low easy problem of warping of steel column structure bearing capacity and stability that can not the direct welding lead to.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2, top view of the present invention;
FIG. 3, a front partial cross-sectional view of the present invention;
FIG. 4 is a schematic view of the anchor hole location of the new footing reinforcing member;
in the figure: 1. c-shaped steel; 2. a steel drawstring; 3. an end web stiffener; 4. a column base reinforcement member; 5. fixing the bolt; 6. an anchor bolt; 7. a gasket; 8. a base plate; 9. a concrete base; 10. an anchor bolt hole.
Detailed Description
The present invention is described in detail below with reference to the drawings, which are intended to illustrate preferred embodiments of the present invention and not to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are only used for describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to be referred to must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention.
A cold-formed thin-wall steel column integral reinforcement structure is shown in figures 1 and 2 and comprises a steel column structure formed by 2C-shaped steels 1 arranged back to back and a reinforcement mechanism for integrally reinforcing the steel column structure, wherein the reinforcement mechanism comprises a first reinforcement mechanism for reinforcing connection among the 2C-shaped steels 1 and a second reinforcement mechanism for reinforcing the bottom of the steel column structure;
as shown in fig. 1 and 2, the first reinforcing mechanism includes a steel pulling strip 2, end web stiffeners 3, and fixing bolts 5, the steel pulling strip 2 has 2 strips, which are respectively and longitudinally disposed on the outer surfaces of 2 side ends of the steel column structure, the end web stiffeners 3 are plate-shaped structures with right-angled cross sections, and the end web stiffeners 3 are provided with 4 groups, each group has 2 strips, 2 end web stiffeners 3 are disposed at the corners of the outer surfaces of the webs of 2C-type steels 1, and the rear end surfaces and the outer surfaces of the side ends of the end web stiffeners 3 are respectively attached to the outer surfaces of the webs and the inner surfaces of the wing plates of the C-type steels 1, the 2 end web stiffeners 3 in each group are fixedly connected through first fixing bolts penetrating through the webs, and any one end web stiffener 3 is fixedly connected with the adjacent steel pulling strip 2 through second fixing bolts penetrating the wing plates, the steel pull belt 2 fixedly connects 2C-shaped steel 1 through a second fixing bolt and a web stiffening member 3 at the same side;
as shown in fig. 1 and 2, the second reinforcement mechanism includes a column base reinforcement part 4, the column base reinforcement part 4 is of a right-angle steel plate structure, and includes a horizontal plate (not shown) and a vertical plate (not shown), ribbed plates (not marked in the figure) are fixedly arranged on the inner side of the right-angle steel plate structure, at least 2 ribbed plates are arranged, the side ends of the ribbed plates are fixedly connected with the outer surface of the vertical plate, the bottom ends of the ribbed plates are fixedly connected with the upper surface of the horizontal plate, the outer surfaces of the ribbed plates are respectively vertical to the upper surface of the horizontal plate and the outer surface of the vertical plate, the bottom end of the horizontal plate is flush with the bottom end of the steel column structure, 2 column base reinforcing parts 4 are respectively and symmetrically arranged at the outer side of the middle part of the bottom end of the web plate of 2C-shaped steel 1, the inner surfaces of the vertical plates of the 2 column base reinforcing parts 4 are respectively attached to the outer surfaces of the corresponding web plates, and the vertical plates of the 2 column base reinforcing parts 4 are fixedly connected through third fixing bolts penetrating through the web plates;
as shown in fig. 1, 2 and 3, the second reinforcing mechanism further includes a bottom plate 8 and a concrete base 9, the lower end of the bottom plate 8 is embedded in the upper surface of the concrete base 9, and the bottom end of the steel column structure and the lower surface of the horizontal plate are respectively abutted against the upper surface of the bottom plate 8;
as shown in fig. 1, 2, 3 and 4, the second reinforcement mechanism further includes an anchor bolt 6 and an anchor bolt hole 10 formed in the horizontal plate, the lower portion of the anchor bolt 6 is embedded in the concrete base 9, and the upper end of the anchor bolt 6 passes through the anchor bolt hole 10 and is locked to the upper surface of the horizontal plate by a nut;
as shown in fig. 1, 2 and 3, a gasket 7 is arranged between the nut and the upper surface of the bottom plate;
the bottom plate 8 and the end web stiffening piece 3 are both made of steel materials.
This neotype theory of use:
1. this is novel through 1 firm connection of first strengthening mechanism with 2C shaped steel, specifically is: the end web stiffening members 3 which are arranged oppositely fixedly connect 4 corners of the webs of the 2C-shaped steel 1 through first fixing bolts; end web stiffener 3 draws area 2 fixed connection through second fixing bolt and steel, and the steel of both sides is drawn area 2 and is then with the side fixed connection of 2C shaped steel 1.
2. This is novel makes steel column structure's bottom obtain consolidating through second strengthening mechanism, specifically is: the bottoms of the web plates of the 2C-shaped steel 1 are reinforced through the 2 column base reinforcing parts 4 which are arranged oppositely, so that the buckling deformation under pressure is prevented, and the supporting force is improved; further consolidate steel column structure's bottom through horizontal plate, bottom plate, concrete foundation, anchor bolt hole, crab-bolt, promote steel column structure's stability.
3. This is novel has realized steel column structure's whole reinforcement through first strengthening mechanism and second strengthening mechanism, makes steel column structure's holding power obtain promoting, and stability obtains improving.
Claims (7)
1. The utility model provides a whole reinforced structure of thin-walled cold-formed steel column which characterized in that: including the steel column structure that comprises 2C shaped steel that set up back to and be used for whole reinforced steel column structure's strengthening mechanism, strengthening mechanism including being used for consolidating the first strengthening mechanism of the connection between 2C shaped steel, and be used for strengthening the second strengthening mechanism of steel column structure bottom.
2. The integral reinforced structure of the cold-formed thin-walled steel column of claim 1, wherein: the first reinforcing mechanism comprises a steel pull belt, end web stiffening members and fixing bolts, wherein the steel pull belt is provided with 2 steel pull belts which are respectively arranged on the outer surfaces of 2 side ends of the steel column structure along the longitudinal direction, the end web stiffening members are of plate-shaped structures with right-angled sections, and the end web stiffening members are provided with 4 groups, each group is provided with 2, 2 end web stiffening members are oppositely arranged at the corners of the outer surfaces of the webs of the 2C-shaped steel, the rear end surface and the outer surface of the side end of each end web stiffening member are respectively attached to the outer surface of the web of the C-shaped steel and the inner surface of each wing plate, 2 end web stiffening members in each group are fixedly connected through a first fixing bolt penetrating through the web, any one end web stiffening member is fixedly connected with an adjacent steel pull belt through a second fixing bolt penetrating through the wing plates, the steel drawstring pass through second fixing bolt and the web stiffening member of homonymy with 2C shaped steel fixed connection.
3. The integral reinforced structure of the cold-formed thin-walled steel column of claim 1, wherein: the second reinforcing mechanism comprises a column base reinforcing part, the column base reinforcing part is of a right-angle steel plate structure and comprises a horizontal plate and a vertical plate, a rib plate is fixedly arranged on the inner side of the right-angle steel plate structure, the number of the rib plate is at least 2, the side end of the rib plate is fixedly connected with the outer surface of the vertical plate, the bottom end of the rib plate is fixedly connected with the upper surface of the horizontal plate, the outer surface of the rib plate is perpendicular to the upper surface of the horizontal plate and the outer surface of the vertical plate respectively, the bottom end of the horizontal plate is flush with the bottom end of the steel column structure, the column base reinforcing part is provided with 2 rib plates, the rib plates are symmetrically arranged on the outer sides of the middle parts of the bottom ends of the web plates of the 2C-shaped steel respectively, the inner surfaces of the vertical plates of the 2 column base reinforcing parts are respectively attached to the outer surfaces of the corresponding web plates, and the vertical plates of the 2 column base reinforcing parts are fixedly connected through third fixing bolts penetrating through the web plates.
4. The integral reinforced structure of the cold-formed thin-walled steel column of claim 3, wherein: the second reinforcing mechanism further comprises a bottom plate and a concrete base, the lower end of the bottom plate is embedded in the upper surface of the concrete base in advance, and the bottom end of the steel column structure and the lower surface of the horizontal plate are respectively abutted to the upper surface of the bottom plate.
5. The integral reinforced structure of the cold-formed thin-walled steel column of claim 4, wherein: the second reinforcing mechanism still include the crab-bolt, locate the anchor bolt hole on the horizontal plate, the lower part of crab-bolt pre-buried in the concrete base, the anchor bolt hole is passed to the upper end of crab-bolt to lock through the upper surface of nut and horizontal plate.
6. The integral reinforced structure of the cold-formed thin-walled steel column of claim 5, wherein: and a gasket is arranged between the nut and the upper surface of the bottom plate.
7. The integral reinforced structure of the cold-formed thin-walled steel column of claim 6, wherein: the bottom plate and the end web stiffening piece are both made of steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121283793.4U CN215760004U (en) | 2021-06-09 | 2021-06-09 | Whole reinforced structure of thin-walled cold-formed steel column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121283793.4U CN215760004U (en) | 2021-06-09 | 2021-06-09 | Whole reinforced structure of thin-walled cold-formed steel column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215760004U true CN215760004U (en) | 2022-02-08 |
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ID=80100006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121283793.4U Expired - Fee Related CN215760004U (en) | 2021-06-09 | 2021-06-09 | Whole reinforced structure of thin-walled cold-formed steel column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215760004U (en) |
-
2021
- 2021-06-09 CN CN202121283793.4U patent/CN215760004U/en not_active Expired - Fee Related
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Granted publication date: 20220208 |
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