CN210976321U - Cold-formed thin-walled I-shaped steel - Google Patents
Cold-formed thin-walled I-shaped steel Download PDFInfo
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- CN210976321U CN210976321U CN201921769770.7U CN201921769770U CN210976321U CN 210976321 U CN210976321 U CN 210976321U CN 201921769770 U CN201921769770 U CN 201921769770U CN 210976321 U CN210976321 U CN 210976321U
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- bending edge
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 38
- 239000010959 steel Substances 0.000 title claims abstract description 38
- 238000005452 bending Methods 0.000 claims abstract description 31
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 239000011324 bead Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 14
- 239000004567 concrete Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a cold-formed thin-wall I-shaped steel, which is formed by integrally connecting a web plate, two connecting parts and two C-shaped grooves; the C-shaped groove consists of a first bending edge, a second bending edge and a third bending edge which are vertically connected with each other; the two connecting parts and the C-shaped grooves are symmetrically distributed on two sides of the web plate, the two connecting parts are bent upwards from two sides of the web plate and are perpendicular to the web plate, and the two connecting parts are perpendicularly connected with a first bending edge of the C-shaped groove, so that the web plate, the two connecting parts and the two C-shaped grooves form an I-shaped structure; the web plate is provided with a plurality of central through holes, and the central through holes are sequentially arranged in a line and are uniformly distributed at intervals along the length direction of the section steel. The utility model discloses mainly solve current residential building structure system anti-seismic performance low, the cost is high, inefficiency, maintenance cost scheduling problem.
Description
Technical Field
The technical field of the utility model is building engineering technical field, concretely relates to thin wall I shaped steel of cold-formed.
Background
In recent years, with the acceleration of urbanization, the scale of building of the residences in China is rapidly developed. The house industrialization is an important direction for the house construction development, and the core is to establish a structural technical system suitable for industrialization. At present, the key for restricting the industrialized development of the housing in China is the problem of a structural system. The existing reinforced concrete hollow block system is easy to crack, poor in heat preservation and heat insulation performance and poor in seepage prevention performance; the production efficiency of the prefabricated flower structure system is low. Under the background, a light steel structure residential system formed by splicing and welding light section steel gradually leaves the corner of the building market, and the system has the advantages of flexible layout, high industrialization degree, short design and manufacturing installation period, light dead weight and the like.
The existing building structure system has the problems of low seismic performance, high manufacturing cost, low efficiency, incomplete matching parts, high maintenance cost and the like. The demand that a neotype shaped steel structure can satisfy and bear construction load, makes things convenient for the component design location, reduces field operation volume etc. is needed urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a thin wall I-shaped steel of cold-formed for solve the problem that current building structure system anti-seismic performance is low, the maintenance cost is high, the field operation volume is big.
In order to solve the above problem, the technical scheme of the utility model is that: providing cold-formed thin-wall I-shaped steel, wherein the I-shaped steel is formed by integrally connecting a web plate 1, two connecting parts 2 and two C-shaped grooves 3; the C-shaped groove 3 is composed of a first bending edge 31, a second bending edge 32 and a third bending edge 33 which are vertically connected with each other; the two connecting parts 2 and the C-shaped grooves 3 are symmetrically distributed on two sides of the web plate 1; the two connecting parts 2 are bent upwards from two sides of the web plate 1 and are perpendicular to the web plate 1, and the two connecting parts 2 are perpendicularly connected with the first bending edge 31 of the C-shaped groove 3, so that the web plate 1, the two connecting parts 2 and the two C-shaped grooves 3 form an I-shaped steel structure; a plurality of central through holes 4 are formed in the web plate 1, and the central through holes 4 are sequentially arranged in a line along the length direction of the section steel and are uniformly distributed at intervals; the C-shaped groove 3 further has a reinforcing folded part 34, and the reinforcing folded part 34 is perpendicularly connected with the third bending edge 33.
Preferably, the edge of the central through hole 4 is bent inwards to form a reinforcing bead 7.
Preferably, a plurality of pairs of arc-shaped through holes 5 are uniformly formed in the web plate 1, the plurality of pairs of arc-shaped through holes 5 are symmetrically distributed on two sides of the web plate 1, and straight edges of the arc-shaped through holes 5 are connected with the connecting parts 2.
Preferably, the arc-shaped through holes 5 and the central through holes 3 are distributed in a staggered manner in the length direction of the section steel.
Preferably, the width of the web 1 is 100-200mm, and the widths of the connecting portion 2, the first bending edge 31, the second bending edge 32 and the third bending edge 33 are 10-15mm, 10-20mm, 15-20mm and 10-20mm, respectively.
Preferably, the surface of the section steel is provided with a rough surface.
The technical scheme of the utility model has following advantage:
(1) the construction method can bear larger construction load and is convenient for shaping the component;
(2) the template made of the section steel is free from being disassembled, so that the field operation amount can be greatly reduced;
(3) the structure is simple, and the resource consumption is reduced;
(4) the construction cost is low, and the earthquake-resistant performance is good.
(5) When the shear wall is used for the construction of a concrete wall, longitudinal steel bars are replaced, and the traditional shear wall structure is broken;
(6) the construction is simple, and the construction period is shortened.
Drawings
FIG. 1 is a schematic diagram of a cold-formed thin-walled I-shaped steel structure.
FIG. 2 is a schematic view of the cross-section structure of a cold-formed thin-walled I-shaped steel.
FIG. 3 is a top view of the cold-formed thin-walled I-shaped steel.
In the figure: 1-a web; 2-a connecting part; 3-C type groove; 31-a first bending edge; 32-a second bending edge; 33-a third bending edge; 34-reinforcing the folded part; 4-a central through hole; 5-arc through holes; 6-reinforcing the edge curling.
Detailed Description
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 3, the utility model provides a cold-formed thin-walled i-shaped steel, which is formed by integrally connecting a web plate 1, two connecting parts 2 and two C-shaped grooves 3; the C-shaped groove 3 is composed of a first bending edge 31, a second bending edge 32 and a third bending edge 33 which are vertically connected with each other; the two connecting parts 2 and the C-shaped grooves 3 are symmetrically distributed on two sides of the web plate 1; the two connecting parts 2 are bent upwards from two sides of the web plate 1 and are perpendicular to the web plate 1, and the two connecting parts 2 are perpendicularly connected with the first bending edge 31 of the C-shaped groove 3, so that the web plate 1, the two connecting parts 2 and the two C-shaped grooves 3 form an I-shaped steel structure; a plurality of central through holes 4 are formed in the web plate 1, and the central through holes 4 are sequentially arranged in a line along the length direction of the section steel and are uniformly distributed at intervals; the C-shaped groove 3 further has a reinforcing folded part 34, and the reinforcing folded part 34 is perpendicularly connected with the third bending edge 33. The web plate 1 is evenly provided with a plurality of pairs of arc-shaped through holes 5, the arc-shaped through holes 5 are symmetrically distributed on two sides of the web plate 1, and straight edges of the arc-shaped through holes 5 are connected with the connecting parts 2. The arc-shaped through holes 5 and the central through holes 3 are distributed in a staggered manner in the length direction of the section steel. In a specific embodiment, the width of the web 1 is 100-200mm, and the widths of the connecting portion 2, the first bending edge 31, the second bending edge 32 and the third bending edge 33 are 10-15mm, 10-20mm, 15-20mm and 10-20mm, respectively.
In this embodiment, the cold-formed thin wall I-shaped steel of integral type has improved its wholeness and atress performance, the holistic rigidity of shaped steel has been improved in setting up of C type groove 2, can effectively reduce its possibility of bucking that takes place, web 1 sets up central through-hole 4 and many pairs of arc through-hole 5 can increase the area of contact of its both sides concrete, improve the wholeness of component, many pairs of arc through-hole 5 are big in area, conveniently satisfy various construction requirements, for example easily place various structural style or various types of horizontal reinforcing bar, and easy fastening, simultaneously to a great extent has improved the area of contact of shaped steel both sides concrete.
As shown in fig. 2, the edge of the central through hole 4 is bent inward to form a reinforcing bead 7. When the C-shaped groove expansion joint is used, a circular connecting hole or a gourd-shaped connecting hole can be further formed in a certain bent edge of the C-shaped groove, the circular connecting hole is used for fixing the rib net through bolts, and the gourd-shaped connecting hole is used for fixing the rib net through expansion nails. In order to make the utility model discloses there is wider range of application, the shaped steel surface can be set to the rough surface, for example knurling, sets up stripe or punctiform protruding etc. to this reaches the effect that increases friction power.
The cold-formed thin-wall I-shaped steel provided by the utility model can bear larger construction load, and is convenient for shaping the component; when the shear wall is used for the construction of a concrete wall, longitudinal steel bars are replaced, and the structural thinking of the traditional shear wall is broken; the structure is simple, and the resource waste is reduced; the construction cost is low, and the anti-seismic performance is good; the construction is simple, and the construction period is shortened.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. A cold-formed thin-wall I-shaped steel is formed by integrally connecting a web plate (1), two connecting parts (2) and two C-shaped grooves (3); the C-shaped groove (3) is composed of a first bending edge (31), a second bending edge (32) and a third bending edge (33) which are vertically connected with each other; the two connecting parts (2) and the C-shaped groove (3) are symmetrically distributed on two sides of the web plate (1); the connecting structure is characterized in that the two connecting parts (2) are bent upwards from two sides of the web plate (1) and are perpendicular to the web plate (1), and the two connecting parts (2) are perpendicularly connected with a first bending edge (31) of the C-shaped groove (3), so that the web plate (1), the two connecting parts (2) and the two C-shaped grooves (3) form an I-shaped steel structure; a plurality of central through holes (4) are formed in the web plate (1), and the central through holes (4) are sequentially arranged in a row along the length direction of the section steel and are uniformly distributed at intervals; the C-shaped groove (3) is further provided with a reinforcing folding part (34), and the reinforcing folding part (34) is vertically connected with the third bending edge (33).
2. A cold-formed thin-walled i-section steel according to claim 1, characterized in that the edges of the central through-going hole (4) are bent inwards to form a reinforcing bead (7).
3. The cold-formed thin-walled I-shaped steel as claimed in claim 1 or 2, wherein the web plate (1) is uniformly provided with a plurality of pairs of arc-shaped through holes (5), the pairs of arc-shaped through holes (5) are symmetrically distributed on two sides of the web plate (1), and the straight edges of the arc-shaped through holes (5) are connected with the connecting part (2).
4. A cold-formed thin-walled i-section steel according to claim 3, characterized in that the curved through-holes (5) and the central through-holes (4) are distributed in a staggered manner in the length direction of the section steel.
5. A cold-bent thin-walled i-section steel according to claim 1, wherein the web (1) has a width of 100-200mm, and the connecting portion (2), the first bending edge (31), the second bending edge (32) and the third bending edge (33) have widths of 10-15mm, 10-20mm, 15-20mm and 10-20mm, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921769770.7U CN210976321U (en) | 2019-10-18 | 2019-10-18 | Cold-formed thin-walled I-shaped steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921769770.7U CN210976321U (en) | 2019-10-18 | 2019-10-18 | Cold-formed thin-walled I-shaped steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210976321U true CN210976321U (en) | 2020-07-10 |
Family
ID=71420131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921769770.7U Expired - Fee Related CN210976321U (en) | 2019-10-18 | 2019-10-18 | Cold-formed thin-walled I-shaped steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210976321U (en) |
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2019
- 2019-10-18 CN CN201921769770.7U patent/CN210976321U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 |