CN103255907B - Overhanging type scaffold - Google Patents
Overhanging type scaffold Download PDFInfo
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- CN103255907B CN103255907B CN201310182814.7A CN201310182814A CN103255907B CN 103255907 B CN103255907 B CN 103255907B CN 201310182814 A CN201310182814 A CN 201310182814A CN 103255907 B CN103255907 B CN 103255907B
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- steel pipe
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Abstract
The invention discloses an overhanging type scaffold which comprises scaffold steel pipes. The scaffold steel pipes comprise inclined scaffold steel pipes and horizontal scaffold steel pipes, and the inclined scaffold steel pipes and the horizontal scaffold steel pipes are connected through shearing force supports. The inclined scaffold steel pipes are mounted on frame beams/columns of a building through first U-type steel plates, the horizontal scaffold steel pipes are mounted on the frame beams/columns of the building through second U-type steel plates, and the first U-type steel plates and the second U-type steel plates are identical in structure and material. The inclined scaffold steel pipes are connected with the first U-type steel plates through first positioning components, and the horizontal scaffold steel pipes are connected with the second U-type steel plates through second positioning components. The overhanging type scaffold can be overhung on any built frame beam/column, construction requirements can be better met, flexibility is high, the structure is simple, construction is convenient, steels are saved, and the overhanging type scaffold is safe, reliable, large in construction space and good in economical performance.
Description
Technical field
The present invention relates to a kind of scaffold, particularly relate to a kind of overhanging scaffold.
Background technology
Along with the development of building structure, the investigation and application of scaffold erection is launched rapidly, various scaffold erection form emerges in multitude, but these scaffolds are to high altitude integrated erection mostly from ground, scaffolding work amount is comparatively large, and for highly higher local construction area, entirety sets up scaffold costly, therefore, the overhanging scaffold for middle-high building arises at the historic moment.But existing overhanging scaffold exists complex structure mostly, bonding strength is not high, the defect that safety is lower.
As patent CN201288415Y discloses a kind of subsection gradual change overhanging type external scaffold for tall building, this scaffold, when constructing, is that fixture of will encorbelmenting in advance is embedded in flooring in advance, thus facilitates fixing of overhanging type steel.The shortcoming of this kind of cantilevered structure is to be provided with the storey setting cantilevered structure of built-in fitting, and the pre-buried size of embedded fixing component is difficult to accurately, and after scaffold use dismounting, built-in fitting cannot be dismantled and reuse.
And for example patent CN202450761U discloses a kind of overhanging scaffold, this overhanging scaffold comprises Cantilever Beams, Cantilever Beams upper surface connecting upright pole, brace, base, Cantilever Beams, vertical rod, brace three are connected and form triangle bracket, and base connects scaffolding steel pipe; Its structural feature is connection card below described Cantilever Beams, and the floor of fastener and building offsets; Described vertical rod connects draws solid assembly, draws solid assembly to fix described triangle bracket by the column of building.Although this overhanging scaffold does not need by the complicated operation such as built-in fitting or punching to carry out the installation of scaffold, the complex structure of this overhanging scaffold, bonding strength is lower, and safety factor is not high enough.
As can be seen here, prior art awaits further improving.
Summary of the invention
The present invention is the weak point avoiding above-mentioned prior art to exist, and provides a kind of overhanging scaffold that can be used for Vierendeel girder/post.
The technical solution adopted in the present invention is:
Overhanging scaffold, comprises scaffolding steel pipe, and described scaffolding steel pipe comprises oblique scaffolding steel pipe and horizontal scaffolding steel pipe, and described oblique, horizontal scaffolding steel pipe is connected by Crossing brace, and described Crossing brace is positioned at horizontal direction; Described oblique scaffolding steel pipe is arranged on the Vierendeel girder of building by a U-shaped steel plate, and described horizontal scaffolding steel pipe is arranged on the Vierendeel girder of building by No. two U-shaped steel plates; The structure of described No. one, No. two U-shaped steel plate is all identical with material, and the opening direction of described No. one, No. two U-shaped steel plate all and plane-parallel; Described oblique scaffolding steel pipe is connected with an above-mentioned U-shaped steel plate by the first positioning component, and described horizontal scaffolding steel pipe is connected with above-mentioned No. two U-shaped steel plates by the second positioning component.
Overhanging scaffold, comprises scaffolding steel pipe, and described scaffolding steel pipe comprises oblique scaffolding steel pipe and horizontal scaffolding steel pipe, and described oblique, horizontal scaffolding steel pipe is connected by Crossing brace, and described Crossing brace is positioned at vertical direction; Described oblique scaffolding steel pipe is arranged on the frame column of building by a U-shaped steel plate, and described horizontal scaffolding steel pipe is arranged on the frame column of building by No. two U-shaped steel plates, and the floor of described frame column and building is connected; The structure of described No. one, No. two U-shaped steel plate is all identical with material and both are all positioned at the top of above-mentioned floor, and the opening direction of described No. one, No. two U-shaped steel plate all and horizontal plane; Described oblique scaffolding steel pipe is connected with an above-mentioned U-shaped steel plate by the first positioning component, and described horizontal scaffolding steel pipe is connected with above-mentioned No. two U-shaped steel plates by the second positioning component.Described No. one, No. two U-shaped steel plates are positioned at the top of floor, floor plays position-limiting action to No. one, No. two U-shaped steel plates, makes U-shaped steel plate can not slippage under gravity.
Described first positioning component comprises the otic placode be connected with an above-mentioned U-shaped steel plate, and described oblique scaffolding steel pipe is connected with described otic placode; Described second positioning component comprises the end plate of the pipe end being arranged on described horizontal scaffolding steel pipe, and the cross section of described end plate is quadrangle, and four drift angle places of described end plate offer locating hole, and described end plate and above-mentioned No. two U-shaped steel plates are connected.
Backing plate is provided with between described No. two U-shaped steel plates and the Vierendeel girder of building.
A described U-shaped steel plate, No. two U-shaped steel plates, backing plates and be bolt between end plate and the Vierendeel girder of building and be connected, bolt used is high-strength bolt.
A described U-shaped steel plate with between otic placode for welding, described No. two U-shaped steel plates with between end plate for welding.
Described oblique scaffolding steel pipe with between above-mentioned otic placode for bolt is connected, bolt used is high-strength bolt.
Described horizontal scaffolding steel pipe with between above-mentioned end plate for welding.
The bolt head of described high-strength bolt adopts double nut.
Owing to have employed technique scheme, the beneficial effect acquired by the present invention is:
1, the overhanging scaffold in the present invention is arranged on the Vierendeel girder/post of building, its simple structure, easy construction, safety and stability, can set up at any floor, and its arrangement form is flexible, and economic performance is good.
2, the present invention utilizes built Vierendeel girder/post as supporting member, adopt U-shaped steel plate as transition of stress part, and U-shaped steel plate is connected with adopting high-strength bolt between Vierendeel girder, thus it is concentrated to slow down stress, increase bonding strength, ensure that intensity and the safety of connection, and larger operation platform more flexibly can be provided.
3, in the present invention, the connected mode of high-strength bolt can ensure there is enough prestressing force between each link, thus ensure that the safety and reliability of this overhanging scaffold, and such connected mode flexibility is high, and mounting or dismounting are convenient, and economic performance is good.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the present invention.
Fig. 2 is the structural representation of another embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing and specific embodiment, the present invention is described in further detail, but the present invention is not limited to these embodiments.
Embodiment one: as shown in Figure 1, overhanging scaffold, comprises scaffolding steel pipe, and described scaffolding steel pipe comprises oblique scaffolding steel pipe 3 and horizontal scaffolding steel pipe 4, described oblique, horizontal scaffolding steel pipe is connected by Crossing brace 5, and described Crossing brace 5 is positioned at horizontal direction; Described oblique scaffolding steel pipe 3 is arranged on the Vierendeel girder 6 of building by a U-shaped steel plate 1, and described horizontal scaffolding steel pipe 4 is arranged on the Vierendeel girder 6 of building by No. two U-shaped steel plates 2; The structure of described No. one, No. two U-shaped steel plate is all identical with material, and the opening direction of described No. one, No. two U-shaped steel plate all and plane-parallel; Described oblique scaffolding steel pipe 3 is connected with an above-mentioned U-shaped steel plate 1 by the first positioning component, and described horizontal scaffolding steel pipe 4 is connected with above-mentioned No. two U-shaped steel plates 2 by the second positioning component.
Described first positioning component comprises the otic placode 14 be connected with an above-mentioned U-shaped steel plate 1, and described oblique scaffolding steel pipe 3 is connected with described otic placode 14; Described second positioning component comprises the end plate 15 of the pipe end being arranged on described horizontal scaffolding steel pipe 4, and the cross section of described end plate 15 is quadrangle, and four drift angle places of described end plate 15 offer locating hole, and described end plate 15 is connected with above-mentioned No. two U-shaped steel plates 2.
Backing plate 16 is provided with between described No. two U-shaped steel plates 2 and the Vierendeel girder 6 of building.
A described U-shaped steel plate 1, No. two U-shaped steel plates 2, backing plates 16 and be bolt between end plate 15 and the Vierendeel girder 6 of building and be connected, bolt used is high-strength bolt 17, the bolt head of described high-strength bolt 17 adopts double nut, described No. one, No. two U-shaped steel plates can play the effect of buffering stress, increase safety, the pulling force of oblique, horizontal scaffolding steel pipe and stress can effectively be delivered on Vierendeel girder 6 by the connected mode of high-strength bolt 17.
A described U-shaped steel plate 1 with between otic placode 14 for welding, described No. two U-shaped steel plates 2 with between end plate 15 for welding; For bolt is connected between described oblique scaffolding steel pipe 3 with above-mentioned otic placode 14, bolt used is high-strength bolt 17; For welding between described horizontal scaffolding steel pipe 4 with above-mentioned end plate 15; The bolt head of described high-strength bolt 17 adopts double nut.
Embodiment two: as shown in Figure 2, overhanging scaffold, comprises scaffolding steel pipe, and described scaffolding steel pipe comprises oblique scaffolding steel pipe 9 and horizontal scaffolding steel pipe 10, described oblique, horizontal scaffolding steel pipe is connected by Crossing brace 11, and described Crossing brace 11 is positioned at vertical direction; Described oblique scaffolding steel pipe 9 is arranged on the frame column 12 of building by a U-shaped steel plate 7, and described horizontal scaffolding steel pipe 10 is arranged on the frame column 12 of building by No. two U-shaped steel plates 8, and described frame column 12 is connected with the floor 13 of building; The structure of described No. one, No. two U-shaped steel plate is all identical with material and both are all positioned at the top of above-mentioned floor 13, and the opening direction of described No. one, No. two U-shaped steel plate all and horizontal plane; Described oblique scaffolding steel pipe 9 is connected with an above-mentioned U-shaped steel plate 7 by the first positioning component, and described horizontal scaffolding steel pipe 10 is connected with above-mentioned No. two U-shaped steel plates 8 by the second positioning component.
Described first positioning component comprises the otic placode 18 be connected with an above-mentioned U-shaped steel plate 7, and described oblique scaffolding steel pipe 9 is connected with described otic placode 18; Described second positioning component comprises the end plate 19 of the pipe end being arranged on described horizontal scaffolding steel pipe 10, and the cross section of described end plate 19 is quadrangle, and four drift angle places of described end plate 19 offer locating hole, and described end plate 19 is connected with above-mentioned No. two U-shaped steel plates 8.
Backing plate 20 is provided with between described No. two U-shaped steel plates 8 and the frame column of building.
A described U-shaped steel plate 7, No. two U-shaped steel plates 8, backing plates 20 and be bolt between end plate 19 and the frame column of building and be connected, bolt used is high-strength bolt 17, and the bolt head of described high-strength bolt 17 adopts double nut; Described No. one, No. two U-shaped steel plates can play the effect of buffering stress, and increase safety, the pulling force of oblique, horizontal scaffolding steel pipe and stress can effectively be delivered on frame column 12 by the connected mode of high-strength bolt 17.
A described U-shaped steel plate 7 with between otic placode 18 for welding, described No. two U-shaped steel plates 8 with between end plate 19 for welding; For bolt is connected between described oblique scaffolding steel pipe 9 with above-mentioned otic placode 18, bolt used is high-strength bolt 17; For welding between described horizontal scaffolding steel pipe 10 with above-mentioned end plate 19; The bolt head of described high-strength bolt 17 adopts double nut.
Scaffold can be encorbelmented on any built Vierendeel girder/post by the present invention, and better meet construction demand, flexibility is high, simple structure, easy construction, saves steel, safe and reliable, and construction space is large, and economic performance is good.
Need to further illustrate, specific embodiment described herein is only to spiritual example explanation of the present invention.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (8)
1. overhanging scaffold, it is characterized in that: comprise scaffolding steel pipe, described scaffolding steel pipe comprises oblique scaffolding steel pipe and horizontal scaffolding steel pipe, and described oblique scaffolding steel pipe is connected by Crossing brace with described horizontal scaffolding steel pipe, and described Crossing brace is positioned at horizontal direction; Described oblique scaffolding steel pipe is arranged on the Vierendeel girder of building by a U-shaped steel plate, and described horizontal scaffolding steel pipe is arranged on the Vierendeel girder of building by No. two U-shaped steel plates; The structure of described No. one, No. two U-shaped steel plate is all identical with material, and the opening direction of described No. one, No. two U-shaped steel plate all and plane-parallel; Described oblique scaffolding steel pipe is connected with an above-mentioned U-shaped steel plate by the first positioning component, and described horizontal scaffolding steel pipe is connected with above-mentioned No. two U-shaped steel plates by the second positioning component.
2. overhanging scaffold, it is characterized in that: comprise scaffolding steel pipe, described scaffolding steel pipe comprises oblique scaffolding steel pipe and horizontal scaffolding steel pipe, and described oblique scaffolding steel pipe is connected by Crossing brace with described horizontal scaffolding steel pipe, and described Crossing brace is positioned at vertical direction; Described oblique scaffolding steel pipe is arranged on the frame column of building by a U-shaped steel plate, described horizontal scaffolding steel pipe is arranged on the frame column of building by No. two U-shaped steel plates, the floor of described frame column and building is connected, and described floor plays position-limiting action to No. one, No. two U-shaped steel plates; The structure of described No. one, No. two U-shaped steel plate is all identical with material and both are all positioned at the top of above-mentioned floor, and the opening direction of described No. one, No. two U-shaped steel plate all and horizontal plane; Described oblique scaffolding steel pipe is connected with an above-mentioned U-shaped steel plate by the first positioning component, and described horizontal scaffolding steel pipe is connected with above-mentioned No. two U-shaped steel plates by the second positioning component.
3. overhanging scaffold according to claim 1 and 2, is characterized in that: described first positioning component comprises the otic placode be connected with an above-mentioned U-shaped steel plate, and described oblique scaffolding steel pipe is connected with described otic placode; Described second positioning component comprises the end plate of the pipe end being arranged on described horizontal scaffolding steel pipe, and the cross section of described end plate is quadrangle, and four drift angle places of described end plate offer locating hole, and described end plate and above-mentioned No. two U-shaped steel plates are connected.
4. overhanging scaffold according to claim 3, is characterized in that: be provided with backing plate between described No. two U-shaped steel plates and the Vierendeel girder of building.
5. overhanging scaffold according to claim 4, is characterized in that: a described U-shaped steel plate, No. two U-shaped steel plates, backing plates and be bolt between end plate and the Vierendeel girder of building and be connected, and bolt used is high-strength bolt.
6. overhanging scaffold according to claim 3, is characterized in that: a described U-shaped steel plate with between otic placode for welding, described No. two U-shaped steel plates with between end plate for welding.
7. overhanging scaffold according to claim 3, is characterized in that: described oblique scaffolding steel pipe with between above-mentioned otic placode for bolt is connected, bolt used is high-strength bolt.
8. overhanging scaffold according to claim 3, is characterized in that: described horizontal scaffolding steel pipe with between above-mentioned end plate for welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310182814.7A CN103255907B (en) | 2013-05-17 | 2013-05-17 | Overhanging type scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310182814.7A CN103255907B (en) | 2013-05-17 | 2013-05-17 | Overhanging type scaffold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103255907A CN103255907A (en) | 2013-08-21 |
| CN103255907B true CN103255907B (en) | 2015-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310182814.7A Expired - Fee Related CN103255907B (en) | 2013-05-17 | 2013-05-17 | Overhanging type scaffold |
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| Country | Link |
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| CN (1) | CN103255907B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603487A (en) * | 2013-12-10 | 2014-02-26 | 上海南汇建工建设(集团)有限公司 | Outer wall scaffold connecting piece |
| CN104074371A (en) * | 2014-06-26 | 2014-10-01 | 重庆一建建设集团有限公司 | Building engineering assembled support seat |
| CN104481130A (en) * | 2014-10-30 | 2015-04-01 | 无锡市安捷脚手架有限公司 | Overhanging type scaffold component |
| CN105178583A (en) * | 2015-08-17 | 2015-12-23 | 中建三局第二建设工程有限责任公司 | Steel truss overhung operation platform and construction method thereof |
| CN111075804B (en) * | 2019-12-31 | 2021-10-08 | 上海建工四建集团有限公司 | Connecting piece for positioning connection of equipment and use method |
| CN112459445B (en) * | 2020-12-04 | 2022-04-05 | 山东历控建设发展有限公司 | Overhanging type scaffold for constructional engineering |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007309029A (en) * | 2006-05-22 | 2007-11-29 | Alinco Inc | Single-pipe scaffold |
| CN201288415Y (en) * | 2008-11-06 | 2009-08-12 | 广东省建筑工程集团有限公司 | Subsection gradual change overhanging type external scaffold for tall building |
| CN202450761U (en) * | 2012-01-20 | 2012-09-26 | 浙江欣捷建设有限公司 | Overhanging type scaffold |
| CN203347204U (en) * | 2013-05-17 | 2013-12-18 | 山东兴华建设集团有限公司 | Overhung scaffold |
| CN203347205U (en) * | 2013-05-17 | 2013-12-18 | 山东兴华建设集团有限公司 | Overhung scaffold |
-
2013
- 2013-05-17 CN CN201310182814.7A patent/CN103255907B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007309029A (en) * | 2006-05-22 | 2007-11-29 | Alinco Inc | Single-pipe scaffold |
| CN201288415Y (en) * | 2008-11-06 | 2009-08-12 | 广东省建筑工程集团有限公司 | Subsection gradual change overhanging type external scaffold for tall building |
| CN202450761U (en) * | 2012-01-20 | 2012-09-26 | 浙江欣捷建设有限公司 | Overhanging type scaffold |
| CN203347204U (en) * | 2013-05-17 | 2013-12-18 | 山东兴华建设集团有限公司 | Overhung scaffold |
| CN203347205U (en) * | 2013-05-17 | 2013-12-18 | 山东兴华建设集团有限公司 | Overhung scaffold |
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| CN103255907A (en) | 2013-08-21 |
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Granted publication date: 20150603 |