CN104695623A - Light steel beam and structural steel frame thereof - Google Patents
Light steel beam and structural steel frame thereof Download PDFInfo
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- CN104695623A CN104695623A CN201510149732.1A CN201510149732A CN104695623A CN 104695623 A CN104695623 A CN 104695623A CN 201510149732 A CN201510149732 A CN 201510149732A CN 104695623 A CN104695623 A CN 104695623A
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- girder steel
- shearing
- structural iron
- lightweight girder
- lightweight
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 113
- 239000010959 steel Substances 0.000 title claims abstract description 113
- 229910000746 Structural steel Inorganic materials 0.000 title abstract description 7
- 238000010008 shearing Methods 0.000 claims abstract description 62
- 230000000875 corresponding Effects 0.000 claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 78
- 239000011159 matrix material Substances 0.000 claims description 52
- 239000000758 substrate Substances 0.000 claims description 43
- 239000003351 stiffener Substances 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 6
- 238000003032 molecular docking Methods 0.000 claims description 6
- 238000007906 compression Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 241001646071 Prioneris Species 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 230000003014 reinforcing Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The invention discloses a light steel beam and a structural steel frame thereof. The structural steel frame comprises a frame body and two shearing force bodies, wherein the frame body is provided with a bearing base body and a connecting base body perpendicular to the bearing base body, the two shearing force bodies are fixedly connected to the two side faces of the connecting base body respectively, the bearing base body, the connecting base body and the shear force bodies all extend in the length direction of the light steel beam, each shear force body is provided with multiple shear force base bodies connected in sequence with certain angles formed between the shear force base bodies, and the shear force base bodies at corresponding positions of the two shear force bodies are arranged in a crossing mode. In this way, the overall weight of the structural steel frame is effectively reduced, structural strength is improved greatly, and the development requirements for light weight and high strength of the steel beam are fully met.
Description
Technical field
The present invention relates to construction steel technical field, particularly a kind of lightweight girder steel and structural iron skeleton thereof.
Background technology
Steel frame or girder steel are mainly used in making steel bearing plate, the floor beam in working platform beam, multistory building, the purlin etc. on roof.It has the effect of support, load-bearing, and requires to have stronger resistance to compression, tensile strength; At present, steel frame or girder steel generally adopt real slab material to make, and himself weight is large.
In prior art, usually adopt angle steel, square steel or i iron etc. as steel frame or girder steel.In actual applications, this kind of steel are the steel of real plate, and the weight of himself is comparatively large, also just say that the steel that it consumes are more, therefore cost is higher.When making steel bearing plate, steel frame or girder steel are fixed on the centre of two block plates, form clad steel bearing plate, adopt real slab material greatly can increase the overall weight of steel bearing plate as steel frame or girder steel.In addition, raising steel strength required along with practical application, the intensity of above-mentioned angle steel, square steel or i iron etc. cannot meet the requirement to high strength; Under larger bearing capacity, above several steel strength is lower, very easily occur deflection deformation.
In view of this, how optimal design steel are one of those skilled in the art's problem demanding prompt solutions to provide the structural iron skeleton of a kind of lightweight, high strength or girder steel.
Summary of the invention
For the defect of above-mentioned existence, the technical problem to be solved in the present invention is the structural iron skeleton providing a kind of lightweight girder steel, both reduces overall weight, and greatly can improve structural strength again.On this basis, the present invention also provides a kind of lightweight girder steel with this structural iron skeleton.
The structural iron skeleton of a kind of lightweight girder steel provided by the invention, described structural iron skeleton comprises frame body and two shearing bodies;
Described frame body is provided with the connection matrix of bearing substrate and vertical described bearing substrate, and two described shearing bodies are fixedly connected on the two sides of described connection matrix respectively; Described bearing substrate, described connection matrix and described shearing body all extend along the length direction of described lightweight girder steel;
Each described shearing body includes multiple shearing matrix connected successively at an angle, and the shearing matrix of two described shearing body opposite positions is arranged in a crossed manner.
Adopt the structural iron skeleton of said structure, namely this structural iron skeleton includes the frame body and two shearing bodies that are fixedly connected with along lightweight girder steel radial direction.Wherein, frame body is provided with mutual vertically disposed bearing substrate and connects matrix, the surface of bearing substrate as the work plane of pressure-bearing, main stressed of bearing structure steel frame.The two sides connecting matrix fix two above-mentioned shearing bodies respectively, and each shearing body is provided with multiple shearing matrix connected successively at an angle, and the shearing matrix of both sides opposite position is arranged in a crossed manner; That is, shearing matrix is that sawtooth or wave pattern connection are arranged in the side connecting matrix each other, thus, make the resistance to compression of structural iron skeleton, tensile resistance lifting, reduce deflection deformation, raising structural strength; Meanwhile, adopt the steel structure framework so arranged, compared with the steel frame of the prior art of comparable size, not only structural strength increases, and greatly reduces overall weight, saving steel, reduces cost of production.
Alternatively, the two ends that described bearing substrate is fixedly connected on described connection matrix form frame body described in I shape.
Alternatively, described frame body comprises two substrates be connected, and the both sides of described substrate in the same way bending form U-shaped described substrate, and the bottom panel docking of two U-shaped described substrates is fixing, two dock fixing bottom panel and form described connection matrix, and bending plate forms described bearing substrate.
Alternatively, the crosspoint of the described shearing matrix of both sides opposite position is positioned at the center line of described connection matrix.
Alternatively, the angle of two that are connected described shearing matrixes is 90 °.
Alternatively, adjacent two described shearing matrixes join end to end.
The present invention also provides a kind of lightweight girder steel, and described lightweight girder steel comprises many group structural iron skeletons, and described structural iron skeleton is above-described structural iron skeleton, the side of each described structural iron skeleton near and arranged radially along described lightweight girder steel connect.
Because said structure steel frame has above technique effect, therefore, the lightweight girder steel with this structural iron skeleton also should have identical technique effect, does not repeat them here.Meanwhile, this lightweight girder steel can be formed by organizing structural iron skeleton more, namely each structural iron skeleton side near and along the arranged radially of lightweight girder steel, so, can form that double structure reinforcing bar is set a roof beam in place, many structural iron framework beam, fully meet the requirement to varying strength, promote the applicability of lightweight girder steel.
Alternatively, described lightweight girder steel also comprises strong, described strong two the adjacent described structural iron skeletons that are connected.
Adopt said structure, effectively strengthens by strong the reliability that connects between two structural iron skeletons being connected, and the supporting capacity of further enhancing lightweight girder steel.
Alternatively, multiple connecting through hole is offered in the frame body side of described structural iron skeleton, and described strong the junction plate comprising edge draw-in groove, the perisporium board of described connecting through hole is in described draw-in groove.
Alternatively, the described draw-in groove that two edge that described junction plate parallels are oppositely arranged, the both sides week wallboard that described connecting through hole is relative snaps in corresponding described draw-in groove respectively.
Alternatively, the tie point of two that are connected described shearing matrixes is positioned on the center line of corresponding described connecting through hole.
Alternatively, described strong also comprises stiffener, and described stiffener was arranged in cross with described junction plate vertical connection.
Accompanying drawing explanation
Fig. 1 is the structural representation of structural iron skeleton in specific embodiment;
Fig. 2 is the side schematic view of structural iron skeleton in specific embodiment;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the structural representation of specific embodiment center support body;
Fig. 5 is the structural representation of shearing body in specific embodiment;
Fig. 6 is the structural representation of in specific embodiment strong;
Fig. 7 is the left view of Fig. 6;
Fig. 8 is the lightweight steel beam structure schematic diagram that in specific embodiment, two groups of structural iron skeletons are formed;
Fig. 9 is the lightweight steel beam structure schematic diagram that in specific embodiment, three groups of structural iron skeletons are formed;
Figure 10-Figure 12 is the step schematic diagram of strong mounting connection structure steel frame in specific embodiment.
Wherein, in Fig. 1 to Figure 12:
Structural iron skeleton 10;
Frame body 11, bearing substrate 111, connection matrix 112, connecting through hole 1121;
Shearing body 12, shearing matrix 121;
Strong 20, junction plate 201, stiffener 202, draw-in groove 2011;
Angle α.
Detailed description of the invention
Core of the present invention is to provide a kind of structural iron skeleton of lightweight girder steel, by the optimal design to its structure, effectively reduces overall weight, reduces deflection deformation, promotes all directions intensity.On this basis, the present invention also provides a kind of lightweight girder steel with this structural iron skeleton.
In order to make those skilled in the art person understand the present invention program better, illustrate present embodiment below in conjunction with Figure of description.
Refer to shown in Fig. 1 to Fig. 5, wherein, Fig. 1 is the structural representation of structural iron skeleton in specific embodiment; Fig. 2 is the A side schematic view of Fig. 1; Fig. 3 is the left view of Fig. 2; Fig. 4 is the structural representation of specific embodiment center support body; Fig. 5 is the structural representation of shearing body in specific embodiment.
The invention provides a kind of structural iron skeleton 10 of lightweight girder steel, this structural iron skeleton 10 comprises frame body 11 and two shearing bodies 12.Specifically refer to shown in Fig. 1 and Fig. 2, wherein, frame body 11 is provided with orthogonal bearing substrate 111 and is connected matrix 112, forms the structure of framework; The surface of bearing substrate 111 is pressure-bearing work plane, accepts the pressure that carrying is main; Two shearing bodies 12 are fixedly connected on the two sides connecting matrix 112 respectively, and described bearing substrate, described connection matrix and described shearing body all extend along the length direction of described lightweight girder steel; Further, each shearing body 12 comprises multiple shearing matrix 121 connected successively at an angle, and namely the two ends of a shearing matrix 121 connect the end of another two shearing matrixes 121, thus form the shearing body 12 of sawtooth or wave pattern.Shearing matrix 121 connects along connection matrix 112 length direction, and is connected matrix 112 common support bearing substrate 111, the structural strength of raising structural iron skeleton 10; Meanwhile, the shearing matrix 121 of both sides opposite position is arranged in a crossed manner, thus the intensity of lift structure steel frame 10 all directions effectively equably, improves by force intensity.
Compared with prior art, when equivalent specifications size, adopt the structural iron skeleton 10 of said structure, make full use of steel, effectively reduce overall weight, save material, reduce cost of production; Further, also greatly reduce deflection deformation, promote resistance to compression, resistance to tension, evenly effectively increase the intensity of all directions.
In a kind of specific embodiment, bearing substrate 111 is fixedly connected on the two ends connecting matrix 112, forms the frame body 11 of I shape; That is, frame body 11 comprises two bearing substrates 111 and is connected matrix 112 with one, and the two edges connecting the length direction of matrix 112 are fixed with the surface of two bearing substrates 111 respectively.
The frame body 11 of this structure by being integrally processed to form, or be fixedly connected by welding bearing substrate 111 be connected matrix 112.
In another specific embodiment, as shown in Figure 2, Figure 3 and Figure 4, this frame body 11 comprises two substrates be connected, and the both sides of substrate in the same way bending form U-shaped substrate; That is, the two side direction same direction bendings that substrate parallels, thus make the U-shaped setting in the cross section of substrate.
The bottom panel docking of above-mentioned U-shaped substrate is fixing, and the bottom panel of two docking is formed and connects matrix 112, and the bending plate of docking forms bearing substrate 111.Adopt said structure, the processing of its substrate is simple, convenient, is easy to shaping, reduces processing intensity.
It should be noted that, two substrates are fixedly connected with by welding manner, also connect by other fixed form after certain two bottom panels docking, such as, the mode such as to bond, bolt is fixing, only two substrates need be made effectively to be connected.
Further, for above-described embodiment to shearing matrix 121 optimal design further, shown in composition graphs 1 and Fig. 5.The crosspoint of the shearing matrix 121 of both sides opposite position is positioned on the center line of connection matrix 112; That is, the shearing body 12 of side can obtain the permanent position of opposite side shearing body 12 relative to the center line mirror image connecting matrix 112.Setting like this, make shearing body 12 formed more stable, support reliably, improve vertical pressure-bearing surface direction anti-pressure ability, and form the resistance of stable stretch-proof distortion along its length, the intensity of effective lift structure steel frame 10, greatly reduces it and produces deflection deformation.
This shearing matrix 121 is specifically set to rectangle steel disc, the side of the unilateral vertical connection matrix 112 of its rectangle steel disc, namely the outer rim of rectangle steel disc is fixed on the side connecting matrix 112, like this and frame body 11 is formed has the structural iron skeleton 10 that effect cut by frame, effectively improves resistance to compression, tensile strength.
Shearing matrix 121 (rectangle steel disc) stretches out the outer rim of bearing substrate 111 pressure-bearing surface, and certainly, also can be positioned at or the outer rim of concordant bearing substrate 111 pressure-bearing surface, concrete can set according to connection requirement.Preferably shearing matrix 121 stretches out the outer rim of bearing substrate 111 pressure-bearing surface herein, so, structural iron skeleton 10 fixes surface steel sheet or other components of girder steel by bearing substrate 111, is also fixed by shearing matrix 121 (rectangle steel disc).
Further, the angle α of two the shearing matrixes 121 be connected preferably is set to 90 °, and so, the angle of the crossing between the shearing matrix 121 that both sides intersect is 45 °.Adopt and shearing matrix 121 is so set, can the compressive strength of balanced lift structure steel frame 10 and tensile strength.Certainly, according to the resistance to compression of structural iron skeleton 10, the demand of tension, the angle α of two the shearing matrixes 121 be connected can be changed, such as also can be set to 30 °, 45 °, 60 °, 100 ° etc., along with the increase of angle α, the tensile strength of structural iron skeleton 10 increases, compressive strength reduces, and the resistance to compression of structural iron skeleton 10 90 ° time, tensile strength are comparatively balanced, and applicability, practicality are best.
Further, adjacent two shearing matrixes 121 head and the tail connect, and form reliable and stable shearing body, effectively guarantee the intensity of structural iron skeleton.
Except said structure steel frame 10, the present invention also provides a kind of lightweight girder steel with this structural iron skeleton 10.This lightweight girder steel comprises many group structural iron skeletons 10, and this structural steel beam is above-described structural iron skeleton 10, the side of each structural iron skeleton 10 near and arranged radially along lightweight girder steel connect.
Because lightweight girder steel adopts said structure steel frame 10, when structural iron skeleton 10 has above technique effect, therefore, the lightweight girder steel with this structural iron skeleton 10 also should have identical technique effect, please also refer to the technique effect of structural iron skeleton 10, do not repeat them here.
Lightweight girder steel provided by the invention can adopt the structural steel beam of different group number to be formed, particularly, and can according to the quantity of the strength demand project organization steel frame 10 of lightweight girder steel.Have the lightweight girder steel of twin-spar construction, it is provided with two groups of structural iron skeletons 10; The lightweight girder steel of many girder constructions is provided with many group structural iron skeletons 10; The lightweight girder steel of combined beam structure is formed by single group structural iron skeleton 10, two groups of structural iron skeletons 10, any combination organizing structural iron skeleton 10 more.
Be understandable that, single group structural iron skeleton 10 also only can be used to form lightweight girder steel, be the lightweight girder steel of single-spar construction.
Therefore, this lightweight girder steel can requirement of strength optimal design needed for different application occasion, both can avoid waste of material, effectively reduce overall weight, can effectively promote resistance to compression, tensile strength again, this lightweight girder steel is compared with the girder steel of comparable size parameter, the intensity of its all directions can promote 30% ~ 50%, reaches the requirement to lightweight, high strength.
Further, this lightweight girder steel also comprises strong 20, this strong 20 two the adjacent structural iron skeletons 10 that can be connected, and to improve the stability that structural steel beam connects, and can promote its intensity.
Particularly, as shown in Figure 6 and Figure 7, multiple connecting through hole 1121 is offered in frame body 11 side of this structural iron skeleton 10, comprise the junction plate 201 of edge draw-in groove 2011 for strong 20, the distance between adjacent two draw-in grooves 2011 of this junction plate 201 homonymy is just the radial dimension of a structural iron skeleton 10.
As shown in Figure 8 and Figure 9, by two groups, the structural representation that connected by junction plate 201 of the structural iron skeleton 10 of many groups, fixed by the draw-in groove 2011 on junction plate 201 and connect, improve the reliable connection of lightweight girder steel further, promote its resistance to compression, tensile strength.
Incorporated by reference to the step of strong 20 mounting connection structure steel frames 10 shown in Figure 10 to Figure 12, in figure, arrow indicates the installation action direction of strong 20.Particularly, when connecting, junction plate 201 tilts with through connecting through hole 1121, and when the edge of the proper corresponding connecting through hole 1121 of draw-in groove 2011, upset junction plate 201, falls in draw-in groove 2011 to make all wallboards of connecting through hole 1121.
Above-mentioned connecting through hole 1121 also can alleviate the weight of structural iron skeleton 10, reduces the overall weight of girder steel further, makes it meet lightweight designing requirement; Meanwhile, each connecting through hole 1121 can form again a frame construction with the wallboard of its surrounding, strengthens the effect of the shear force of frame of structural iron skeleton 10, effectively promotes its intensity.
Multiple connecting through hole 1121 can be used for connecting multiple strong 20, specifically sets according to requirement of strength; Connecting through hole 1121 is slot herein, and draw-in groove 2011 is U-shaped draw-in groove 2011, and in fact, this connecting through hole 1121 is not limited thereto with the shape of U-shaped draw-in groove 2011, also can be other shape, can coordinate both only needing, and realizes fixing connecting.
Further, the draw-in groove 2011 of relative position is all offered at two edges that junction plate 201 parallels, thus connecting through hole 1121 relative both sides week wallboard can be made all to snap in corresponding draw-in groove 2011, the reliability that more effective lift structure steel frame 10 connects, the intensity of lightweight girder steel.
In order to the intensity of lift structure steel frame 10, the shear force of frame effect of further lift structure steel frame 10, the tie point of be connected two shearing matrixes 121 is arranged on the center line of connecting through hole 1121, that is, the tie point of two shearing matrixes 121, can be shown in Figure 2 just to the center of connecting through hole 1121.Setting like this, two shearing matrixes 121 that the unit framework that connecting through hole 1121 is formed with the wallboard of its surrounding is corresponding with this place form the shear force of frame structure of standard, are strengthened resistance to compression, the tensile strength of this structural iron skeleton 10 entirety by unit shear force of frame structure further.
For above embodiment, this strong 20 also comprises stiffener 202, and as shown in Figure 7, this stiffener 202 is connected with junction plate 201 is vertical, to arrange in crux.Setting like this, effectively promotes strong 20 fixing connected, and can strengthen the intensity of lightweight girder steel.
In a kind of specific embodiment, the width dimensions of stiffener 202 is less than the width dimensions of junction plate 201, when connecting through hole 1121 is slot, the broadside of this stiffener 202 is slightly less than the minor face of this slot, and the broadside of junction plate 201 is slightly less than the long limit of slot.So, in installation connection procedure, the minor face of the broadside parallel long square opening of stiffener 202, the long limit of the broadside parallel long square opening of junction plate 201, this strong 20 pass through slot after, during the long limit of draw-in groove 2011 just to slot, rotate strong 20 to make the long limit of the broadside parallel long square opening of stiffener 202, the minor face of the broadside parallel long square opening of junction plate 201, thus make its draw-in groove 2011 block all wallboards.
It should be noted that, relation between the width of stiffener 202 and the width dimensions of junction plate 201 is not limited thereto, the width of stiffener 202 also can be made to be equal to or greater than the width of junction plate 201, the size of the connecting through hole 1121 that the design consideration of its physical dimension is passed and setting, only need make after rotation, inclination, to pass connecting through hole 1121 both it, then the draw-in groove 2011 of junction plate 201 can be made to block all wallboards of connecting through hole 1121.
Above lightweight girder steel provided by the present invention and structural iron skeleton thereof are described in detail.Only set forth for object lesson of the present invention herein, the explanation of above detailed description of the invention just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the prerequisite not departing from feature of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (12)
1. a structural iron skeleton for lightweight girder steel, is characterized in that, described structural iron skeleton (10) comprises frame body (11) and two shearing bodies (12);
Described frame body (11) is provided with the connection matrix (112) of bearing substrate (111) and vertical described bearing substrate (111), and two described shearing bodies (12) are fixedly connected on the two sides of described connection matrix (112) respectively; Described bearing substrate (111), described connection matrix (112) and described shearing body (12) all extend along the length direction of described lightweight girder steel;
Each described shearing body (12) includes multiple shearing matrix (121) connected successively at an angle, and the shearing matrix (121) of two described shearing body (12) opposite positions is arranged in a crossed manner.
2. the structural iron skeleton of lightweight girder steel according to claim 1, is characterized in that, the two ends that described bearing substrate (111) is fixedly connected on described connection matrix (112) form frame body (11) described in I shape.
3. the structural iron skeleton of lightweight girder steel according to claim 1, it is characterized in that, described frame body (11) comprises two substrates be connected, the both sides of described substrate in the same way bending form U-shaped described substrate, the bottom panel docking of two U-shaped described substrates is fixing, two dock fixing bottom panel and form described connection matrix (112), and bending plate forms described bearing substrate (111).
4. the structural iron skeleton of the lightweight girder steel according to any one of claim 1-3, is characterized in that, the crosspoint of the described shearing matrix (121) of both sides opposite position is positioned at the center line of described connection matrix (112).
5. the structural iron skeleton of lightweight girder steel according to claim 4, is characterized in that, the angle (α) of two that are connected described shearing matrixes (121) is 90 °.
6. the structural iron skeleton of lightweight girder steel according to claim 5, is characterized in that, adjacent two described shearing matrixes (121) join end to end.
7. a lightweight girder steel, it is characterized in that, described lightweight girder steel comprises many group structural iron skeletons, the structural iron skeleton (10) of described structural iron skeleton (10) according to any one of claim 1-6, the side of each described structural iron skeleton (10) near and arranged radially along described lightweight girder steel connect.
8. lightweight girder steel according to claim 7, is characterized in that, described lightweight girder steel also comprises strong (20), and described strong (20) are connected two adjacent described structural iron skeletons (10).
9. lightweight girder steel according to claim 8, it is characterized in that, multiple connecting through hole (1121) is offered in frame body (11) side of described structural iron skeleton (10), described strong (20) comprise the junction plate (201) of edge draw-in groove (2011), and the perisporium board of described connecting through hole (1121) is in described draw-in groove (2011).
10. lightweight girder steel according to claim 9, it is characterized in that, the described draw-in groove (2011) that two edge that described junction plate (201) parallels are oppositely arranged, the both sides week wallboard that described connecting through hole (1121) is relative snaps in corresponding described draw-in groove (2011) respectively.
11. lightweight girder steels according to claim 10, is characterized in that, the tie point of two that are connected described shearing matrixes (121) is positioned on the center line of corresponding described connecting through hole (1121).
12. lightweight girder steels according to Claim 8 described in-11 any one, it is characterized in that, described strong (20) also comprise stiffener (202), and described stiffener (202) was arranged in cross with described junction plate (201) vertical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510149732.1A CN104695623B (en) | 2015-03-31 | 2015-03-31 | A kind of lightweight girder steel and its structure steel skeleton |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510149732.1A CN104695623B (en) | 2015-03-31 | 2015-03-31 | A kind of lightweight girder steel and its structure steel skeleton |
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| CN104695623A true CN104695623A (en) | 2015-06-10 |
| CN104695623B CN104695623B (en) | 2017-03-08 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105888129A (en) * | 2015-10-30 | 2016-08-24 | 山东万斯达建筑科技股份有限公司 | Combination folded plate type space truss girder |
| CN109555266A (en) * | 2018-12-12 | 2019-04-02 | 蒋博 | A kind of beam column of steel structure and preparation method thereof |
| CN110565801A (en) * | 2019-08-01 | 2019-12-13 | 浙江正豪钢结构工程有限公司 | Novel support steel construction |
| WO2022006945A1 (en) * | 2020-07-06 | 2022-01-13 | 河北冠能石油机械制造有限公司 | Shaker screen for shale shaker |
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| CN204551888U (en) * | 2015-03-31 | 2015-08-12 | 孙毅 | A kind of lightweight girder steel and structural iron skeleton thereof |
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| JPH0369751A (en) * | 1989-08-08 | 1991-03-26 | Takenaka Komuten Co Ltd | Beam having opening with large aperture |
| CN2858841Y (en) * | 2005-11-22 | 2007-01-17 | 黄世铭 | Improved structure of section steel |
| CN202430895U (en) * | 2011-12-14 | 2012-09-12 | 广东启光钢结构有限公司 | Docked H-shaped steel girder with groove type reinforcing plates |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105888129A (en) * | 2015-10-30 | 2016-08-24 | 山东万斯达建筑科技股份有限公司 | Combination folded plate type space truss girder |
| CN109555266A (en) * | 2018-12-12 | 2019-04-02 | 蒋博 | A kind of beam column of steel structure and preparation method thereof |
| CN109555266B (en) * | 2018-12-12 | 2020-12-18 | 长沙锦峰重工科技有限公司 | Steel structure beam column and manufacturing method thereof |
| CN110565801A (en) * | 2019-08-01 | 2019-12-13 | 浙江正豪钢结构工程有限公司 | Novel support steel construction |
| CN110565801B (en) * | 2019-08-01 | 2021-04-23 | 浙江正豪钢结构工程有限公司 | Novel support steel construction |
| WO2022006945A1 (en) * | 2020-07-06 | 2022-01-13 | 河北冠能石油机械制造有限公司 | Shaker screen for shale shaker |
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|---|---|
| CN104695623B (en) | 2017-03-08 |
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