CN107142832A - A kind of construction method of arc steel box-girder - Google Patents
A kind of construction method of arc steel box-girder Download PDFInfo
- Publication number
- CN107142832A CN107142832A CN201710367005.1A CN201710367005A CN107142832A CN 107142832 A CN107142832 A CN 107142832A CN 201710367005 A CN201710367005 A CN 201710367005A CN 107142832 A CN107142832 A CN 107142832A
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- China
- Prior art keywords
- girder
- steel box
- segment
- cross beam
- connecting cross
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 68
- 239000010959 steel Substances 0.000 title claims abstract description 68
- 238000010276 construction Methods 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000009435 building construction Methods 0.000 abstract description 2
- 230000011218 segmentation Effects 0.000 abstract 1
- 229910000679 solder Inorganic materials 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
- E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The present invention is applied to the realm of building construction, there is provided a kind of construction method of arc steel box-girder, it sets the first connecting cross beam and the second connecting cross beam by elder generation at the place for needing to construct, then whole arc steel box-girder is divided into three sections, and the construction method being welded and fixed respectively with first connecting cross beam and the second connecting cross beam completes the installation of arc steel box-girder.Because arc steel box-girder is segmented welding and all in accordance with demand processing is fabricated separately in each steel box girder segment, therefore, assembly welding is more convenient, and hoisting process can reduce the input of man power and material's cost without too many crane co-operation.Simultaneously as the steel box girder segment volume after the segmentation of arc steel box-girder is relatively small, then in work progress, the site area of occupancy is relatively small, therefore does not result in traffic congestion.
Description
Technical field
The invention belongs to the realm of building construction, more particularly to a kind of construction method of arc steel box-girder.
Background technology
In modern bridge or the work progress of expressway, the larger arc steel box-girder of build is often used, for changing
Become the trend of road.
However, when the volume and weight of the arc steel box-girder used in construction is larger, then lifting construction process can be very numb
It is tired., it is necessary to which many loop wheel machines coordinate many people's cooperations in hoisting process, could complete overall lifting, man power and material into
This is higher.Meanwhile, in the more location of flow of the people, easily cause traffic congestion.
The content of the invention
The technical problems to be solved by the invention are a kind of construction method of arc steel box-girder of offer, it is intended to solve existing skill
The problem of being unfavorable for constructing because arc steel box-girder volume weight is larger in art, and easily cause traffic congestion.
In order to solve the above technical problems, the present invention is achieved in that a kind of construction method of arc steel box-girder, including with
Lower step：
Required to set the first connecting cross beam and the second connecting cross beam according to construction site；
Whole arc steel box-girder is split according to the position that first connecting cross beam and the second connecting cross beam match
Into first paragraph, second segment and the 3rd section, the first paragraph, second segment and the 3rd section are divided into two segments, and each segment
Individually produce making；
Two segments of the first paragraph are respectively welded to be fixed on first connecting cross beam and connected away from described second
Connect the side of crossbeam；
Two segments of the second segment are respectively welded be fixed on first connecting cross beam and the second connecting cross beam it
Between, and ensure that the second segment matches with the linear of first paragraph；
Described 3rd section of two segments are respectively welded to be fixed on second connecting cross beam and connected away from described first
The side of crossbeam is connect, and ensures that described 3rd section matches with the linear of the second segment.
Further, it is further comprising the steps of：Some I-shapeds are welded between two segments of the first paragraph steel box-girder
Steel.
Further, it is further comprising the steps of：Some I-shapeds are welded between two segments of the second segment steel box-girder
Steel.
Further, it is further comprising the steps of：Some I-shapeds are welded between two segments of the 3rd section of steel box-girder
Steel.
Further, it is further comprising the steps of：
Need to set eight hangers, each four hangers in two ends on the segment lifted for the first time in each section of steel box-girder；
Four hangers, each two hangers in two ends are set on the segment that second of needs of each section of steel box-girder are lifted.
Compared with prior art, beneficial effect is the present invention：A kind of construction method of arc steel box-girder of the present invention, its
First connecting cross beam and the second connecting cross beam are set at the place for needing to construct by elder generation, then by whole arc steel box-girder point
Into three sections, and the construction method that is welded and fixed respectively with first connecting cross beam and the second connecting cross beam completes arc-shaped steel case
The installation of beam.Because arc steel box-girder is segmented welding and all in accordance with demand processing is fabricated separately in each steel box girder segment, therefore, spelling
Welding equipment connects more convenient, and hoisting process is co-operated without too many crane, can reduce the input of man power and material's cost.Together
When, the steel box girder segment volume after being split due to arc steel box-girder is relatively small, then in work progress, the site area phase of occupancy
To smaller, therefore traffic congestion is not resulted in.
Brief description of the drawings
Fig. 1 to Fig. 8 is a kind of construction process figure of the construction method of arc steel box-girder provided in an embodiment of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figures 1 to 7, it is a kind of construction method of arc steel box-girder provided in an embodiment of the present invention, Specific construction
When, comprise the following steps：
S1, requires to set the first connecting cross beam 10 and the second connecting cross beam 20 according to construction site.Reference picture 1, first in institute
The lower section for stating the first connecting cross beam 10 and the second connecting cross beam 20 sets support post (not shown), is then connected described first
The connecting cross beam 20 of crossbeam 10 and second is separately fixed on corresponding support post.
S2, by whole arc steel box-girder according to the position matched with the connecting cross beam 20 of the first connecting cross beam 10 and second
Put and be divided into first paragraph 1, second segment 2 and the 3rd section 3.Reference picture 2, the first paragraph 1, second segment 2 and the 3rd section 3 are divided into two
Individual segment, and each segment individually produces making, so that it is excessive to avoid steel box girder segment volume and weight, is easy to the later stage
Splicing assembling.
S3, the segment 11 and segment 12 of the first paragraph 1 are respectively welded and are fixed on first connecting cross beam 10 far
From the side of second connecting cross beam 20.In reference picture 3, Specific construction engineering, 160T truck cranes are first passed through by the segment
Then 11 liftings are weldingly fixed on first connecting cross beam 10 to specified station.Subsequently, by the truck crane by institute
It is welded and fixed after stating the lifting of segment 12 to the position matched with the segment 11.
S4, reference picture 4 welds some I-steel 13 between the segment 11 and segment 12 of the first paragraph steel box-girder 1.It is logical
Cross the relative position that some I-steel 13 fix the segment 11 and segment 12, it is ensured that the first paragraph steel box-girder 1 will not
Topple.
S5, the segment 21 and segment 22 of the second segment 2 are respectively welded and are fixed on first connecting cross beam 10 and
Between two connecting cross beams 20, reference picture 5, by the way of 160T truck cranes and 80T truck crane double-machine lifting cranes, by the segment 21
Lift to specified station, and solder joint so that the segment 21 matches with the linear of segment 12.Then will be described small then,
Section 22 is lifted to specified station, and solder joint, the segment 22 is matched with the linear of segment 11.
S6, reference picture 6 welds some I-steel 23 between the segment 21 and segment 22 of the second segment steel box-girder 2.It is logical
Cross the relative position that some I-steel 23 fix the segment 21 and segment 22, it is ensured that the second segment steel box-girder 2 will not
Topple.
S7, described 3rd section 3 of segment 31 and segment 32 are respectively welded and are fixed on second connecting cross beam 20 far
From the side of first connecting cross beam 20, reference picture 7, will by the way of 160T truck cranes and 80T truck crane double-machine lifting cranes
The segment 31 is lifted to specified station, and solder joint so that the segment 31 matches with the linear of segment 22.Then,
The segment 32 is lifted to specified station, and solder joint again, the segment 32 is matched with the linear of segment 21.
S8, reference picture 8 welds some I-steel 33 between the segment 31 and segment 32 of the 3rd section of steel box-girder 3.It is logical
Cross the relative position that some I-steel 33 fix the segment 31 and segment 32, it is ensured that the second segment steel box-girder 3 will not
Topple.
In embodiments of the present invention, it is necessary to be completed in the assembly of each segment when lifting the segment 11, segment 21 and segment 31
Dividing plate afterwards sets totally eight hangers, each four of two ends with web junction；Lift the segment 12, segment 22 and segment 32
When, it is necessary to which dividing plate and web junction after the completion of the splicing of each segment set totally four hangers, each two of two ends.Before lifting,
Need the welding quality of inspection hanger, it is ensured that full penetration., during construction due to the danger that may be present of toppling of curved arc section
A upper lifting components for curved arc section are asked to be lifted again after completing the welding of abutment joint with installation component.Meanwhile, it is tight before construction
Lattice set enclosing, water code and men working warning banner board according to traffic dispersion.
In summary, the construction method of a kind of arc steel box-girder provided in an embodiment of the present invention, it is needing to apply by elder generation
First connecting cross beam 10 and the second connecting cross beam 20 are set at the place of work, whole arc steel box-girder is then divided into three sections, and
The construction method that is welded and fixed respectively with the connecting cross beam 20 of the first connecting cross beam 10 and second completes arc steel box-girder
Install.It is therefore, assembled to weld because arc steel box-girder is segmented welding and all in accordance with demand processing is fabricated separately in each steel box girder segment
Connect more convenient, hoisting process is co-operated without too many crane, can reduce the input of man power and material's cost.Meanwhile,
Steel box girder segment volume after being split due to arc steel box-girder is relatively small, then in work progress, the site area of occupancy is relative
It is smaller, therefore do not result in traffic congestion.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (5)
1. a kind of construction method of arc steel box-girder, it is characterised in that comprise the following steps：
Required to set the first connecting cross beam and the second connecting cross beam according to construction site；
Whole arc steel box-girder is divided into according to the position matched with first connecting cross beam and the second connecting cross beam
One section, second segment and the 3rd section, the first paragraph, second segment and the 3rd section are divided into two segments, and each segment is single
Solely manufacture；
Two segments of the first paragraph are respectively welded and are fixed on first connecting cross beam away from the described second connection horizontal stroke
The side of beam；
Two segments of the second segment are respectively welded and are fixed between first connecting cross beam and the second connecting cross beam, and
Ensure that the second segment matches with the linear of first paragraph；
Described 3rd section of two segments are respectively welded and are fixed on second connecting cross beam away from the described first connection horizontal stroke
The side of beam, and ensure that described 3rd section matches with the linear of the second segment.
2. the construction method of arc steel box-girder as claimed in claim 1, it is characterised in that further comprising the steps of：Described
Some I-steel are welded between two segments of first paragraph steel box-girder.
3. the construction method of arc steel box-girder as claimed in claim 2, it is characterised in that further comprising the steps of：Described
Some I-steel are welded between two segments of second segment steel box-girder.
4. the construction method of arc steel box-girder as claimed in claim 3, it is characterised in that further comprising the steps of：Described
Some I-steel are welded between two segments of the 3rd section of steel box-girder.
5. the construction method of the arc steel box-girder as described in any one in Claims 1-4, it is characterised in that also including with
Lower step：
Need to set eight hangers, each four hangers in two ends on the segment lifted for the first time in each section of steel box-girder；
Four hangers, each two hangers in two ends are set on the segment that second of needs of each section of steel box-girder are lifted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710367005.1A CN107142832B (en) | 2017-05-23 | 2017-05-23 | A kind of construction method of arc steel box-girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710367005.1A CN107142832B (en) | 2017-05-23 | 2017-05-23 | A kind of construction method of arc steel box-girder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107142832A true CN107142832A (en) | 2017-09-08 |
| CN107142832B CN107142832B (en) | 2019-08-13 |
Family
ID=59778260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710367005.1A Active CN107142832B (en) | 2017-05-23 | 2017-05-23 | A kind of construction method of arc steel box-girder |
Country Status (1)
| Country | Link |
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| CN (1) | CN107142832B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108130831A (en) * | 2017-12-26 | 2018-06-08 | 中车长江车辆有限公司 | A kind of assembling device and method of curve box beam |
| CN110315174A (en) * | 2019-07-23 | 2019-10-11 | 安徽伟宏钢结构集团股份有限公司 | A kind of welding method of steel plate box beam |
| CN111535191A (en) * | 2020-05-08 | 2020-08-14 | 安徽伟宏钢结构集团股份有限公司 | Construction method of arc-shaped steel box girder convenient to construct |
| CN112411381A (en) * | 2020-10-26 | 2021-02-26 | 中交路桥建设有限公司 | Construction method for erecting precast box girder of overbridge in deep cutting area |
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| JP2005061064A (en) * | 2003-08-12 | 2005-03-10 | Oriental Construction Co Ltd | Curved road surface corresponding type box girder, and form device and manufacturing method for the same |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108130831A (en) * | 2017-12-26 | 2018-06-08 | 中车长江车辆有限公司 | A kind of assembling device and method of curve box beam |
| CN108130831B (en) * | 2017-12-26 | 2020-04-24 | 中车长江车辆有限公司 | Assembling device and method for curved box-shaped beam |
| CN110315174A (en) * | 2019-07-23 | 2019-10-11 | 安徽伟宏钢结构集团股份有限公司 | A kind of welding method of steel plate box beam |
| CN111535191A (en) * | 2020-05-08 | 2020-08-14 | 安徽伟宏钢结构集团股份有限公司 | Construction method of arc-shaped steel box girder convenient to construct |
| CN112411381A (en) * | 2020-10-26 | 2021-02-26 | 中交路桥建设有限公司 | Construction method for erecting precast box girder of overbridge in deep cutting area |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107142832B (en) | 2019-08-13 |
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Address after: 3801, 38 / F, Zhongjian science and engineering building, No. 3331, Weilan Coast Community Center Road, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: China Construction Science And Industry Co.,Ltd. Address before: 518000 Guangdong city of Shenzhen province Futian District Che Kung Temple Binhe Tairan industry tipping 17 storey building No. 17A Patentee before: China Construction Steel Structure Corp.,Ltd. |
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Effective date of registration: 20220915 Address after: Room 1908, Chengtou Xin Times Building, No. 2009, Pingshan Avenue, Liulian Community, Pingshan Street, Pingshan District, Shenzhen 518000 Patentee after: China Construction Steel Engineering Co.,Ltd. Address before: 3801, 38 / F, China Construction Science and engineering building, No. 3331, Weilan Coast Community Central Road, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: China Construction Science And Industry Co.,Ltd. |