CN103835366B - A kind of lightgage steel joist - Google Patents
A kind of lightgage steel joist Download PDFInfo
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- CN103835366B CN103835366B CN201410057563.4A CN201410057563A CN103835366B CN 103835366 B CN103835366 B CN 103835366B CN 201410057563 A CN201410057563 A CN 201410057563A CN 103835366 B CN103835366 B CN 103835366B
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- steel joist
- lightgage steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 75
- 239000010959 steel Substances 0.000 title claims abstract description 75
- 238000004049 embossing Methods 0.000 claims abstract description 11
- 230000002787 reinforcement Effects 0.000 claims abstract description 8
- 238000009826 distribution Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 238000005520 cutting process Methods 0.000 abstract description 4
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 239000011449 brick Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 101100008047 Caenorhabditis elegans cut-3 gene Proteins 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005269 aluminizing Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- -1 timber Substances 0.000 description 1
Landscapes
- Finishing Walls (AREA)
- Panels For Use In Building Construction (AREA)
Abstract
The invention discloses a kind of lightgage steel joist, including bottom panel and the side panel being positioned at bottom panel width both sides, it is characterized in that: described lightgage steel joist can stretch along keel siding direction and shrink, cutting with line of cut on described bottom panel, described line of cut stretches along keel siding direction and forms expanded bore.Implement the lightgage steel joist of the present invention, widen the application size range in keel siding direction, it is greatly saved material, in addition, present invention non-cutting line region on the bottom panel of Os Draconis is suppressed with embossing and is provided with reinforcement indent on the side panels, the strength and stiffness making Os Draconis obtain enhancing, it is ensured that the mechanical property of lightgage steel joist.
Description
Technical field
The present invention relates to the Os Draconis used in a kind of building field, particularly relate to the changeable lightgage steel joist of width of a kind of Os Draconis.
Background technology
At current building field, construction style and style vary, there are several main versions such as brick mix structure, timber structure, reinforced concrete structure and steel construction: for brick mix structure, it it is no matter bearing wall or non-bearing wall body great majority are brick wall structure, after puzzling Deng brick wall fragment of brick, needing to utilize concrete to smear metope in body of wall both sides, this traditional wall body structure and construction method have some shortcomings: be primarily due to the construction procedure complexity of construction wall and cause the efficiency of construction to reduce；Secondly the material that building is used is various, and such as cement, sand, stone, timber, metal, plastics etc., cost is high；The soundproof effect of the body of wall again built is poor, and effect of heat insulation is general.For timber structure, along with being continuously increased of national environmental protection consciousness, timber is had been proposed that restriction, uses in limited time.The primary structure form of present stage China's residential housing is based on reinforced concrete frame, but this structure exists, and construction is loaded down with trivial details, construction rubbish is many and dead load is big, depth and space are relatively small, beam, post are thick, the shortcomings such as space availability ratio is relatively low, this cannot meet the functional requirement of residential housing to a certain extent.
Lightgage steel joist is a kind of novel construction material of development in recent years, have lightweight, intensity, adapt to waterproof, shockproof, dust-proof, fire prevention, sound insulation, sound-absorbing, the effects such as constant temperature, also there is the duration simultaneously short, the advantages such as easy construction, zinc-plated or zinc-plated lightgage steel joist of aluminizing is adopted more and more to be applied in the building construction of ground floor layer, partition wall at building field, in ceiling system, a large amount of use lightgage steel joists are as floor decoration, ornament materials, it is widely used in family, office building, hotel, airport, station, museum, market, arenas, restaurant, the places such as building site, wherein lightgage steel joist is to adopt steel plate through roll repeatedly roll forming, but the width of the Os Draconis produced can not change, namely the Os Draconis needing width to be L can only produce the lightgage steel joist that width is L.
Summary of the invention
For overcoming the defect of above-mentioned prior art, it is an object of the invention to provide a kind of lightgage steel joist that can save material, stretchable change again, the strength and stiffness of lightgage steel joist can also be improved simultaneously.
For achieving the above object, the present invention adopts the technical scheme of lightgage steel joist to be: a kind of lightgage steel joist, including bottom panel and the side panel being positioned at bottom panel width both sides, it is characterized in that: described lightgage steel joist can stretch along keel siding direction and shrink, cutting with line of cut on described bottom panel, described line of cut stretches along keel siding direction and forms expanded bore.
As the improvement of technique scheme, described line of cut includes the first line of cut, connects with described first line of cut two ends and along symmetrical the second line of cut of described first line of cut and threeth line of cut parallel with described second line of cut.
Further, described first line of cut direction is parallel with Os Draconis length direction.
Further, described second line of cut direction is between Os Draconis length direction and keel siding direction.
Further, the length of described 3rd line of cut is identical with the length of described second line of cut.
As the improvement of such scheme, the figure that described first line of cut, the second line of cut and the 3rd line of cut are formed along Os Draconis length direction with the alternately arranged distribution of centrosymmetry.
As optimization, on described bottom panel, the region except line of cut is also suppressed with embossing.
Further, described embossing be shaped as point, line, circle or arbitrary polygon and variously-shaped combination in any.
As optimization, described both sides panel is provided with reinforcement indent along Os Draconis length direction.
Further, the cross section of described reinforcement indent is V-arrangement, circular arc or rectangle.
Implement the embodiment of the present invention, have the advantages that the lightgage steel joist of the present invention, can stretch along keel siding direction and shrink, widen the application size range in keel siding direction, be greatly saved material；The present invention adopt die cut pattern, drawing/rolling method formed lightgage steel joist, reduce in lightgage steel joist manufacturing process abnormal, improve yield rate and production efficiency；Owing to having suppressed embossing on the bottom panel of Os Draconis and being provided with reinforcement on the side panels so that it is strength and stiffness obtain enhancing, it is ensured that the mechanical property of lightgage steel joist.
Accompanying drawing explanation
The structural representation of bottom panel embodiment 1 when Fig. 1 is a kind of lightgage steel joist of the present invention non-stretched.
The structural representation of bottom panel embodiment 2 when Fig. 2 is a kind of lightgage steel joist of the present invention non-stretched.
The structural representation of bottom panel embodiment 3 when Fig. 3 is a kind of lightgage steel joist of the present invention non-stretched.
The structural representation of bottom panel embodiment 4 when Fig. 4 is a kind of lightgage steel joist of the present invention non-stretched.
Fig. 5 is the structural representation of bottom panel after a kind of lightgage steel joist embodiment of the present invention stretches.
Fig. 6 is the structural representation in a kind of lightgage steel joist embodiment drawing process of the present invention.
Fig. 7 is the structural representation of a kind of lightgage steel joist bottom panel embossing embodiment 1 of the present invention.
Fig. 8 is the structural representation of a kind of lightgage steel joist bottom panel embossing embodiment 2 of the present invention.
Fig. 9 is the structural representation of a kind of lightgage steel joist bottom panel embossing embodiment 3 of the present invention.
Figure 10 is the structural representation of a kind of lightgage steel joist bottom panel embossing embodiment 4 of the present invention.
Figure 11 is the cross sectional representation of the present invention a kind of lightgage steel joist side panel indent embodiment 1.
Figure 12 is the cross sectional representation of the present invention a kind of lightgage steel joist side panel indent embodiment 2.
Figure 13 is the cross sectional representation of the present invention a kind of lightgage steel joist side panel indent embodiment 3.
Detailed description of the invention
As shown in figures 1 to 6, the embodiment of lightgage steel joist of the present invention, the lightgage steel joist that one sheet metal in uniform thickness is formed through length direction bending, it includes bottom panel 2 and is positioned at the side panel 1 of bottom panel 2 width both sides, this lightgage steel joist can stretch along keel siding direction and shrink, cutting with line of cut on bottom panel 2, described line of cut stretches along keel siding direction and forms expanded bore 4.
As Figure 1-5, line of cut on bottom panel 2 includes the first line of cut the 31, second line of cut 32 and the 3rd line of cut 33, wherein, first line of cut 31 is a straight line, and first the direction of line of cut 31 parallel with the length direction of Os Draconis, being beneficial to Os Draconis in the stretching of width and contraction, the length of the first line of cut 31 does not limit, and determines with specific reference to the needs of Os Draconis length used；Second line of cut 32 is connected with the first line of cut 31 two ends and symmetrical along described first line of cut 31, the direction of the second line of cut 32 is between Os Draconis length direction and keel siding direction, namely the direction of the second line of cut 32 is 0-90 ° with the angle of the length direction of Os Draconis, wherein, the angle of the direction of the second line of cut 32 and the length direction of Os Draconis can be 90 °, as shown in Figure 4；3rd line of cut 33 is parallel with the second line of cut 32, and the 3rd the length of line of cut 33 identical with the length of the second line of cut 32, such guarantee Os Draconis can stretch along keel siding direction smoothly and shrink, when the length of the 3rd line of cut 33 differs with the length of the second line of cut 32, then can affect the tensile elongation maximum along keel siding direction, make the size range variable in the width direction of lightgage steel joist diminish.First line of cut 31, the figure that second line of cut 32 and the 3rd line of cut 33 are formed is alternately arranged with centrosymmetry along Os Draconis length direction, and symmetrical centre is on the midpoint of the 3rd line of cut 33, adjacent figure shares same the 3rd line of cut 33, on the length direction of Os Draconis bottom panel, so define the figure being made up of line of cut being arranged alternately with each other, stretch along keel siding direction and form the expanded bore 4 being arranged alternately with each other, expanded bore 4 becomes big and diminishes along with stretching and the contraction in keel siding direction, the expanded bore 4 formed is more big, what then the width of Os Draconis became is more long, vice versa.
The second line of cut 32 for same length, change the angle in the direction of the second line of cut 32 and the length direction of Os Draconis: as shown in Figure 1, the structural representation of bottom panel embodiment 1 during for lightgage steel joist non-stretched, the angle of the direction of the second line of cut 32 and the length direction of Os Draconis is 30 °；As in figure 2 it is shown, the structural representation of bottom panel embodiment 2 when being lightgage steel joist non-stretched, the angle of the direction of the second line of cut 32 and the length direction of Os Draconis is 45 °；As it is shown on figure 3, the structural representation of bottom panel embodiment 3 when being lightgage steel joist non-stretched, the angle of the direction of the second line of cut 32 and the length direction of Os Draconis is 60 °；As shown in Figure 4, the structural representation of bottom panel embodiment 4 during for lightgage steel joist non-stretched, the angle of the direction of the second line of cut 32 and the length direction of Os Draconis is 90 °, the angle respectively 30 ° of length direction when direction and the Os Draconis of the second line of cut 32, 45 °, 60 °, when 90 °, it is stretched to ultimate range along keel siding direction, then along keel siding direction increasable full-size respectively 2.6mm, 15mm, 24.6mm, 32.6mm, therefore, when the second line of cut 32 length is constant, the direction of the second line of cut 32 is more big with the angle of the length direction of Os Draconis, then more big along the maximum tension distance in keel siding direction, namely the changeable scope of the width of Os Draconis is more big.As shown in Figure 5, when the direction of the second line of cut 32 is 45 ° with the angle of the length direction of Os Draconis, Os Draconis bottom panel 2 is stretched to schematic diagram during full-size along keel siding direction, the expanded bore 4 formed also reaches maximum, the hole that expanded bore 4 includes the first line of cut 31 and the second line of cut 32 of connecting with its two ends is formed when separating, and the 3rd hole of being formed when separating of line of cut 33, Fig. 6 is that lightgage steel joist is at the structural representation along the drawing process of keel siding direction.
The present invention to solve the technical problem that the rigidity being to maintain lightgage steel joist and intensity further, in order to increase the mechanical property of Os Draconis bottom panel 2, except the region of line of cut 3 is also suppressed with embossing 5 on bottom panel 2, as shown in Figure 7, emboss the structural representation of embodiment 1 for lightgage steel joist bottom panel, bottom panel 2 is suppressed with rectangle decorative pattern；As shown in Figure 8, emboss the structural representation of embodiment 2 for lightgage steel joist bottom panel, bottom panel is suppressed a little or the decorative pattern of circle；As it is shown in figure 9, emboss the structural representation of embodiment 3 for lightgage steel joist bottom panel, bottom panel is suppressed with polygonal decorative pattern；As shown in Figure 10, the structural representation of embodiment 4 is embossed for lightgage steel joist bottom panel, bottom panel is suppressed with the decorative pattern of various graphics combine, these decorative patterns are made each through die cut pattern, drawing rolling method, this method can reduce the exception in lightgage steel joist processing technology, improve production efficiency, it is ensured that the intensity of lightgage steel joist.
Angle from the rigidity improving lightgage steel joist, the both sides panel 1 of Os Draconis is provided with indent 6 along Os Draconis length direction, and indent 6 is to the inner bulge of Os Draconis side panel, so that being not take up extra installing space when installing Os Draconis, indent 6 plays the effect of reinforcement, can strengthen the bend resistance intensity of lightgage steel joist, as shown in figure 11, for the cross sectional representation of lightgage steel joist side panel indent embodiment 1, the cross section of indent 6 is V-arrangement；As shown in figure 12, for the cross sectional representation of lightgage steel joist side panel indent embodiment 2, the cross section of indent 6 is circular arc；As shown in figure 13, for the cross sectional representation of lightgage steel joist side panel indent embodiment 3, the cross section of indent 6 is rectangle, and certainly, the shape of cross section of indent 6 is not limited to this, can be also other shape, as long as the flexing resistance of lightgage steel joist can be strengthened.
In the present invention, lightgage steel joist is through die cut pattern, the method of drawing/rolling is formed, adopt the lightgage steel joist of the present invention, when not affecting lightgage steel joist thickness, stretch along keel siding direction, expanded bore has certain intertexture each other, overlap joint effect, the width dimensions of adjustable Os Draconis, save material, also reduce the exception in lightgage steel joist manufacturing process, improve production efficiency, simultaneously, the reinforcement indent being provided with on the decorative pattern and side panel of the compacting of lightgage steel joist bottom panel, ensure that the superior mechanical property of lightgage steel joist, add rigidity and the intensity of Os Draconis.
Above disclosed it is only presently preferred embodiments of the present invention, certainly can not limit the interest field of the present invention, the equivalent variations therefore made according to the claims in the present invention with this, still belong to the scope that the present invention contains.
Claims (10)
1. a lightgage steel joist, including bottom panel and the side panel being positioned at bottom panel width both sides, it is characterized in that: described lightgage steel joist can stretch along keel siding direction and shrink, and described bottom panel cuts with line of cut, and described line of cut stretches along keel siding direction and forms expanded bore.
2. lightgage steel joist as claimed in claim 1, it is characterised in that: described line of cut includes the first line of cut, connects with described first line of cut two ends and along symmetrical the second line of cut of described first line of cut and threeth line of cut parallel with described second line of cut.
3. lightgage steel joist as claimed in claim 2, it is characterised in that: described first line of cut direction is put down with Os Draconis length direction
OK.
4. lightgage steel joist as claimed in claim 2, it is characterised in that: described second line of cut direction is between Os Draconis length direction and keel siding direction.
5. lightgage steel joist as claimed in claim 2, it is characterised in that: the length of described 3rd line of cut is identical with the length of described second line of cut.
6. lightgage steel joist as claimed in claim 2, it is characterised in that: the figure that described first line of cut, the second line of cut and the 3rd line of cut are formed along Os Draconis length direction with the alternately arranged distribution of centrosymmetry.
7. lightgage steel joist as claimed in claim 1, it is characterised in that: on described bottom panel, the region except line of cut is also suppressed with embossing.
8. lightgage steel joist as claimed in claim 7, it is characterised in that: described embossing be shaped as point, line, circle or arbitrary polygon and variously-shaped combination in any.
9. lightgage steel joist as claimed in claim 1, it is characterised in that: described both sides panel is provided with reinforcement indent along Os Draconis length direction.
10. lightgage steel joist as claimed in claim 9, it is characterised in that: the cross section of described reinforcement indent is V-arrangement, circular arc or rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410057563.4A CN103835366B (en) | 2014-02-20 | 2014-02-20 | A kind of lightgage steel joist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410057563.4A CN103835366B (en) | 2014-02-20 | 2014-02-20 | A kind of lightgage steel joist |
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| Publication Number | Publication Date |
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| CN103835366A CN103835366A (en) | 2014-06-04 |
| CN103835366B true CN103835366B (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410057563.4A Active CN103835366B (en) | 2014-02-20 | 2014-02-20 | A kind of lightgage steel joist |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107599900A (en) * | 2017-10-19 | 2018-01-19 | 天津东方兴泰工业科技股份有限公司 | A kind of middle linkage pipe assembly that can be adjusted according to installation environment |
| CN110306749B (en) * | 2019-07-02 | 2024-08-20 | 艺墙之格建筑发展(上海)有限公司 | Multifunctional vertical keel combined structure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2587980Y (en) * | 2002-06-20 | 2003-11-26 | 洪灿雄 | Height-adjustable light steel joist for paving wooden floor |
| CN201106241Y (en) * | 2007-10-30 | 2008-08-27 | 朱威 | Light steel keel |
| KR101142112B1 (en) * | 2009-12-15 | 2012-05-09 | (주) 일광메탈포밍 | light weight beam |
| CN201772251U (en) * | 2010-09-19 | 2011-03-23 | 浙江精功科技股份有限公司 | Novel corrugation web H-shaped steel |
| CN203782873U (en) * | 2014-02-20 | 2014-08-20 | 高守岗 | Novel light steel keel |
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| CN103835366A (en) | 2014-06-04 |
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Effective date of registration: 20170829 Address after: 528200, No. 1, No. 2, science Road, B science and Technology Industrial Park, lion Town, Nanhai District, Guangdong, Foshan Patentee after: Guangdong Aite Shi building materials limited company Address before: 183 Tianhe North Road, Guangdong road 529367 Guangzhou City Metropolitan Plaza 37 Matsumoto board Patentee before: Gao Shougang |
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Denomination of invention: Quick change mechanism for roller mold in light steel keel machining Effective date of registration: 20181218 Granted publication date: 20160706 Pledgee: Guangdong Nanhai Rural Commercial Bank branch branch of Limited by Share Ltd Pledgor: Guangdong Aite Shi building materials limited company Registration number: 2018990001213 |
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