CN103498417B - Temporary fastening device installed by large span steel structure Box Bridge joint - Google Patents
Temporary fastening device installed by large span steel structure Box Bridge joint Download PDFInfo
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- CN103498417B CN103498417B CN201310444223.2A CN201310444223A CN103498417B CN 103498417 B CN103498417 B CN 103498417B CN 201310444223 A CN201310444223 A CN 201310444223A CN 103498417 B CN103498417 B CN 103498417B
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- otic placode
- millimeter
- bolt hole
- box beam
- bolt
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 22
- 239000010959 steel Substances 0.000 title claims abstract description 22
- 238000003466 welding Methods 0.000 claims abstract description 12
- 238000009958 sewing Methods 0.000 claims abstract description 4
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000012790 confirmation Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The present invention relates to a kind of large span steel structure Box Bridge joint and temporary fastening device is installed, including the otic placode being welded on box beam 3 surrounding；The described otic placode tip side 50 millimeters away from box beam, and otic placode is provided with bolt hole I；Otic placode in two interconnective box beam is symmetrical arranged, connected by the connecting plate across two box beam connecting sewings between corresponding otic placode, and the bolt hole I on the two ends correspondence otic placode of connecting plate is provided with bolt hole II, available bolt is fixed, this large span steel structure Box Bridge joint is installed temporary fastening device and is made easily, install simple, convenient and practical, can effectively prevent due to the welding deformation problem being loosely directed at fixing when large span steel structure box bridge joint is installed, enable component to reach the prescription of design, improve the safety coefficient of bridge.
Description
Technical field
The present invention relates to the realm of building construction, be specifically related to a kind of large span steel structure Box Bridge joint and temporary fastening device is installed.
Background technology
Fix loosely due to interim when existing large span steel structure box bridge joint is installed, cause welding gross distortion, make component not reach the prescription of design.Time-proven, uses the quality that present invention can ensure that weld.
Summary of the invention
In order to solve the problems referred to above, the present invention proposes a kind of large span steel structure Box Bridge joint and installs temporary fastening device, this fixing device makes easily, install simple, convenient and practical, can effectively prevent from, due to the welding deformation problem being loosely directed at fixing when large span steel structure box bridge joint is installed, enabling component to reach the prescription of design, improving the safety coefficient of bridge.
The technical solution adopted for the present invention to solve the technical problems is: temporary fastening device installed by a kind of large span steel structure Box Bridge joint, and described temporary fastening device includes the otic placode being welded on box beam 3 surrounding；The described otic placode tip side 50 millimeters away from box beam, and otic placode is provided with bolt hole I；Otic placode in two interconnective box beam is symmetrical arranged, and is connected by the connecting plate across two box beam connecting sewings, and the bolt hole I on the two ends correspondence otic placode of connecting plate is provided with bolt hole II between corresponding otic placode, and available bolt is fixed.
Described otic placode is by long 100-150 millimeter, wide 60-80 millimeter, the steel plate of thick 10-16 millimeter is made, two bolts hole I it are arranged with on each otic placode, a diameter of 18-22 millimeter of bolt hole I, the centre-to-centre spacing of two bolts hole I is 40-90 millimeter, and bolt hole I lays respectively at the center of otic placode width.
Described connecting plate is by long 300-400 millimeter, wide 60-80 millimeter, and the steel plate of thick 16-20 millimeter is made, and connecting plate two ends are respectively arranged with the bolt hole II of two diameter 18-22 millimeters, and the corresponding bolt hole I of described bolt hole II is arranged.
Described bolt be outer screw diameter be the plain bolt of 16-20 millimeter, a length of 50-60 millimeter of screw rod, be furnished with suitable hexagonal (hexagon)nut.
The invention has the beneficial effects as follows: temporary fastening device installed by a kind of large span steel structure Box Bridge joint, this fixing device makes easily, install simple, convenient and practical, can effectively prevent due to the welding deformation problem being loosely directed at fixing when large span steel structure box bridge joint is installed, enable component to reach the prescription of design, improve the safety coefficient of bridge.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings and embodiment the invention will be further described.
Accompanying drawing 1 is the example structure schematic diagram that temporary fastening device installed by a kind of large span steel structure Box Bridge joint.
Accompanying drawing 2 is the A-A sectional view of Fig. 1.
In figure, 1. otic placode, 2. connecting plate, 3. box beam, 4. bolt, 4-1. screw rod, 4-2. nut.
Detailed description of the invention
In the accompanying drawings, temporary fastening device installed by a kind of large span steel structure Box Bridge joint, and described temporary fastening device includes the otic placode 1 being welded on box beam 3 surrounding；The described otic placode 1 tip side 50 millimeters away from box beam 3, and otic placode 1 is provided with bolt hole I；Otic placode 1 in two interconnective box beam 3 is symmetrical arranged, and is connected by the connecting plate 2 across two box beam 3 connecting sewings between corresponding otic placode 1, and the bolt hole I on the two ends correspondence otic placode of connecting plate 2 is provided with bolt hole II, and available bolt 4 is fixed.
Described otic placode 1 is by long 100-150 millimeter, wide 60-80 millimeter, the steel plate of thick 10-16 millimeter is made, two bolts hole I it are arranged with on each otic placode 1, a diameter of 18-22 millimeter of bolt hole I, the centre-to-centre spacing of two bolts hole I is 40-90 millimeter, and bolt hole I lays respectively at the center of otic placode 1 width.
Described connecting plate 2 is by long 300-400 millimeter, wide 60-80 millimeter, and the steel plate of thick 16-20 millimeter is made, and connecting plate 2 two ends are respectively arranged with the bolt hole II of two diameter 18-22 millimeters, and the corresponding bolt hole I of described bolt hole II is arranged.
Described bolt 4 be screw rod 4-1 external diameter be the plain bolt of 16-20 millimeter, a length of 50-60 millimeter of screw rod 4-1, be furnished with suitable hexagonal (hexagon)nut 4-2.
The using method of the present invention is: when making box beam 3, first otic placode 1 is welded on the surrounding of box beam beam body, general one side welding two to three, when carrying out box beam 3 assembly, being aligned by the joint of two sections of box beam 3 on assembly jig, beam body is set level, and is attached with otic placode 1 across two sections of box beam 3 with connecting plate 2, fix with screw rod 4-1 and nut 4-2 after levelling capturing, it is possible to butt joint is welded；Reexamine the relative dimensions of beam body and welding deformation situation after welding, confirm qualified after unclamp bolt 4, take off connecting plate 2, cut otic placode 1, can effectively prevent welding deformation.
Claims (2)
1. a temporary fastening device installed by large span steel structure Box Bridge joint, it is characterized in that: include being welded on the otic placode (1) of box beam (3) surrounding；The described otic placode (1) tip side 50 millimeters away from box beam (3), and otic placode (1) is provided with bolt hole I；Otic placode (1) in two interconnective box beam (3) is symmetrical arranged, connected by the connecting plate (2) across two box beam (3) connecting sewing between corresponding otic placode (1), and the bolt hole I on the two ends correspondence otic placode of connecting plate (2) is provided with bolt hole II, fix with bolt (4)；Described otic placode (1) is by long 100-150 millimeter, wide 60-80 millimeter, the steel plate of thick 10-16 millimeter is made, two bolts hole I it are arranged with on each otic placode (1), a diameter of 18-22 millimeter of bolt hole I, the centre-to-centre spacing of two bolts hole I is 40-90 millimeter, and bolt hole I lays respectively at the center of otic placode (1) width；Described connecting plate (2) is by long 300-400 millimeter, wide 60-80 millimeter, and the steel plate of thick 16-20 millimeter is made, and connecting plate (2) two ends are respectively arranged with the bolt hole II of two diameter 18-22 millimeters, and the corresponding bolt hole I of described bolt hole II is arranged；When making box beam (3), first otic placode (1) is welded on the surrounding of box beam beam body, one side welding two to three；When carrying out box beam (3) assembly, the joint of two sections of box beam (3) is aligned by assembly jig, beam body is set level, it is attached with otic placode (1) across two sections of box beam (3) with connecting plate (2), welds with screw rod (4-1) and the fixing butt joint of nut (4-2) of bolt (4) after levelling capturing；The size welding complete confirmation beam body is qualified with welding deformation situation, unclamps bolt (4), takes off connecting plate (2), cutting otic placode (1), can effectively prevent welding deformation.
The most according to claim 1, temporary fastening device installed by a kind of large span steel structure Box Bridge joint, it is characterized in that: described bolt (4) be screw rod (4-1) external diameter be the plain bolt of 16-20 millimeter, the a length of 50-60 millimeter of screw rod (4-1), is furnished with suitable hexagonal (hexagon)nut (4-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310444223.2A CN103498417B (en) | 2013-09-26 | 2013-09-26 | Temporary fastening device installed by large span steel structure Box Bridge joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310444223.2A CN103498417B (en) | 2013-09-26 | 2013-09-26 | Temporary fastening device installed by large span steel structure Box Bridge joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103498417A CN103498417A (en) | 2014-01-08 |
| CN103498417B true CN103498417B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310444223.2A Active CN103498417B (en) | 2013-09-26 | 2013-09-26 | Temporary fastening device installed by large span steel structure Box Bridge joint |
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| CN (1) | CN103498417B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107097074A (en) * | 2017-06-19 | 2017-08-29 | 天津吉森机电设备工程有限公司 | A kind of swivel joint apparatus for welding and positioning and localization method |
| CN109722990A (en) * | 2017-10-31 | 2019-05-07 | 中国二十冶集团有限公司 | The splicing positioning device and its application method waterborne of bridge ultra-wide steel box-girder component |
| CN110842384B (en) * | 2019-11-13 | 2021-10-12 | 重庆交通建设(集团)有限责任公司 | On-site connection process of steel box girder |
| CN111733704B (en) * | 2020-07-08 | 2021-05-14 | 中交投资项目管理有限公司 | Installation and construction method for steel structure bridge truss |
| CN111691318B (en) * | 2020-07-10 | 2021-10-22 | 倪水木 | Steel structure bridge reinforcing treatment method |
Citations (5)
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|---|---|---|---|---|
| CN201386252Y (en) * | 2009-02-19 | 2010-01-20 | 西南交通大学 | Temporary connecting device of girder section bottom plates of steel box girders of suspension bridge |
| KR101038013B1 (en) * | 2010-03-09 | 2011-05-30 | 산이건설 주식회사 | Main girder combining structure of temporary birdge |
| CN103276662A (en) * | 2013-05-13 | 2013-09-04 | 中交第二航务工程局有限公司 | Large-cantilever steel web spinal box beam segment and construction technology |
| CN103290778A (en) * | 2013-05-21 | 2013-09-11 | 北京交通大学 | Method of improving bearing capacity of steel box girder joint |
| CN203514202U (en) * | 2013-09-26 | 2014-04-02 | 江苏广宇建设集团有限公司 | Temporary fixing device for mounting connector of large-span steel structure box type bridge |
-
2013
- 2013-09-26 CN CN201310444223.2A patent/CN103498417B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201386252Y (en) * | 2009-02-19 | 2010-01-20 | 西南交通大学 | Temporary connecting device of girder section bottom plates of steel box girders of suspension bridge |
| KR101038013B1 (en) * | 2010-03-09 | 2011-05-30 | 산이건설 주식회사 | Main girder combining structure of temporary birdge |
| CN103276662A (en) * | 2013-05-13 | 2013-09-04 | 中交第二航务工程局有限公司 | Large-cantilever steel web spinal box beam segment and construction technology |
| CN103290778A (en) * | 2013-05-21 | 2013-09-11 | 北京交通大学 | Method of improving bearing capacity of steel box girder joint |
| CN203514202U (en) * | 2013-09-26 | 2014-04-02 | 江苏广宇建设集团有限公司 | Temporary fixing device for mounting connector of large-span steel structure box type bridge |
Non-Patent Citations (1)
| Title |
|---|
| 超高层钢梁-钢管砼柱框架-砼核心筒结构工程钢结构节点施工;陈荣春等;《建筑安全》;20101231(第5期);第23页第2.3.1节"临时连接板安装"、第2.3.2节"将上下柱接头现场焊接"及图3 * |
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| CN103498417A (en) | 2014-01-08 |
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Effective date of registration: 20240723 Address after: No. 73 Dongwangzhuang, Songlou Town, Feng County, Xuzhou City, Jiangsu Province, 221000 Patentee after: Li Wenpei Country or region after: China Address before: 221000 Jiangsu city of Xuzhou Province Academy of Quanshan District Road No. 26 Patentee before: JIANGSU VOCATIONAL INSTITUTE OF ARCHITECTURAL TECHNOLOGY Country or region before: China |
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