CN209891544U - Large-diameter steel pipe dome ring beam - Google Patents
Large-diameter steel pipe dome ring beam Download PDFInfo
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- CN209891544U CN209891544U CN201920177496.8U CN201920177496U CN209891544U CN 209891544 U CN209891544 U CN 209891544U CN 201920177496 U CN201920177496 U CN 201920177496U CN 209891544 U CN209891544 U CN 209891544U
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Abstract
A large-diameter steel tube dome ring beam comprises a first steel tube ring section, a second steel tube ring section, a third steel tube ring section, a fourth steel tube ring section, an outer ring bracket, an inner ring bracket, a ground sample line type, a jig frame and a line hammer; the first steel pipe ring section, the second steel pipe ring section, the third steel pipe ring section and the fourth steel pipe ring section are connected end to form a closed steel pipe ring; the inner bracket of the ring is connected to the inner side of the steel pipe ring; the outer bracket is connected to the outer side of the steel pipe ring and is positioned on an bisector of a central circle 24 of the steel pipe ring. The utility model discloses a steel pipe dome ring beam structural design is ingenious, has very strong bearing capacity, and the production process is simplified to production efficiency manuscript and reduction equipment input cost and labour intensity.
Description
Technical Field
The utility model belongs to the technical field of the steel construction, especially, relate to a heavy-calibre steel pipe dome ring beam.
Background
The steel structure dome is formed by welding all radial beams and all circumferential beams of the dome by steel pipes. The steel structure dome has the advantages of light dead weight, quickness in installation, good anti-seismic performance, less environmental pollution and the like, has the advantages of large internal space, good strength and stability, novel and attractive appearance and the like, and is usually constructed at the top of buildings such as public places, large-scale venues and the like.
In the prior dome structure, a ring beam is mostly formed by steel pipes with smaller diameters, and a circular arc-shaped ring beam structure of large-diameter steel pipes is relatively rare. And 24 equally divided outer-ring brackets are assembled on the large-caliber steel pipe ring, and certain difficulty is brought to ensuring the installation accuracy of the brackets in the number.
The large-diameter steel tube circular beam is used as the most main component of the dome structure and is the most key core, and the quality of the processing and manufacturing quality of the large-diameter steel tube circular beam is directly related to the quality of installation and the quality of the whole project, so that how to take measures to ensure that the processing and manufacturing precision of the large-diameter steel tube dome circular beam meets the design and installation requirements is particularly important.
Disclosure of Invention
The utility model discloses overcome prior art's above problem, provide a heavy-calibre steel pipe dome ring roof beam, satisfy installation accuracy and designing requirement.
The utility model relates to a large-diameter steel tube dome ring beam, which comprises a first steel tube ring section, a second steel tube ring section, a third steel tube ring section, a fourth steel tube ring section, an outer ring bracket, an inner ring bracket, a ground sample line type, a jig frame and a plumb bob; the first steel pipe ring section, the second steel pipe ring section, the third steel pipe ring section and the fourth steel pipe ring section are connected end to form a closed steel pipe ring; the bracket in the ring is connected to the inner side of the steel pipe ring; the outer bracket is connected to the outer side of the steel pipe ring and is positioned on the bisector of the central circle 24 of the steel pipe ring.
The steel pipe ring is located in the middle of the structure, is composed of large-caliber steel pipes, is a ring beam structure main body and is a closed circular curve.
The bracket in the ring is made of BH steel and is located on the inner side of the steel pipe ring, the upper wing plate and the lower wing plate are connected through the first rib plate, the outer side of the first rib plate is provided with an arc matched with the steel pipe ring, and holes are drilled on the first rib plate according to drawing requirements.
The outer bracket of ring is located the steel pipe ring outside, is connected with two second floor under the panel, and the inboard of second floor has the arc with steel pipe ring adaptation to be located with 24 partition lines in steel pipe ring center circle.
The utility model has the advantages that: the steel tube dome ring beam has the advantages that the steel tube dome ring beam is ingenious in structural design, has strong bearing capacity, is convenient to control the size precision of the component through the ground sample line shape, adjusts the welding sequence and the welding mode, reduces the influence of welding deformation and installation errors on the internal force of the structure, and reduces the space three-dimensional deformation during welding; the design requirements are met, the production efficiency is greatly improved, the equipment investment cost and the labor intensity are reduced, and the production process is simplified.
Drawings
FIG. 1 is a schematic view of the large-diameter steel tube dome ring beam manufacturing axis measurement of the present invention;
fig. 2 is the schematic view of the large-caliber steel tube dome ring beam manufacturing ground sample line type and jig axis measurement.
Fig. 3a is the outer corbel structure axis of the ring of the large-caliber steel tube dome ring beam of the present invention, and fig. 3b is the inner corbel structure axis.
Fig. 4 is the sectional axial view of the large-diameter steel tube dome ring beam.
In the figure: 1 a first steel pipe ring section, 2 a second steel pipe ring section, 3a third steel pipe ring section, 4 a fourth steel pipe ring section, 5 ring outer corbels, 6 ring inner corbels, 7 ground sample line types, 8 moulding beds and 9 line hammers.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
As shown in fig. 1-4, the large-diameter steel tube dome girt described in this embodiment includes a first steel tube ring segment 1, a second steel tube ring segment 2, a third steel tube ring segment 3, a fourth steel tube ring segment 4, an outer ring bracket 5, an inner ring bracket 6, a ground pattern line 7, a jig frame 8, and a plumb bob; the first steel pipe ring section 1, the second steel pipe ring section 2, the third steel pipe ring section 3 and the fourth steel pipe ring section 4 are connected end to form a closed steel pipe ring; the bracket 6 in the ring is connected to the inner side of the steel pipe ring; the outer ring bracket 5 is connected to the outer side of the steel pipe ring and is positioned on an bisector of a central circle 24 of the steel pipe ring.
The steel pipe ring is positioned in the middle of the structure, is composed of large-caliber steel pipes and is a closed circular curve for the main body of the ring beam structure.
The intra-annular bracket 5 is made of BH steel and is located on the inner side of the steel pipe ring, the upper wing plate and the lower wing plate are connected through a first rib plate, and the outer side of the first rib plate is provided with an arc matched with the steel pipe ring and is arranged on the first rib plate.
The outer bracket 6 of ring is located the steel pipe ring outside, is connected with two second floor under the panel, and the inboard of second floor has the arc with steel pipe ring adaptation to be located with 24 partition lines of steel pipe ring center circle.
The manufacturing method of the large-diameter steel tube dome ring beam comprises the following steps:
1. dividing the steel pipe ring beam into 4 installation sections according to installation requirements; bending the steel pipe according to a segmentation and intermediate frequency pipe bending process, and inspecting to be qualified; meanwhile, combining the inner bracket and the outer bracket of the ring into a component respectively, drilling holes on webs of the inner bracket and the outer bracket of the ring, and checking to be qualified;
2. manufacturing a ground sample line type, and marking out positioning datum lines such as a central line and a contour line of a ring beam, a central line and a contour line of an inner bracket and an outer bracket, a sectional position line and the like on the ground;
3. manufacturing an assembly jig frame of the steel tube dome ring beam;
4. sequentially hanging the steel pipe rings on the jig frame in sections, positioning the steel pipe rings by aiming at the ground sample line type, and firmly fixing the steel pipe rings after positioning;
5. according to the ground sample line type, sequentially positioning the inner bracket and the outer bracket on the steel pipe ring section from one end to the other end by adopting a hammer line method;
6. after the assembly and positioning are finished, the inspection is carried out; welding according to the welding process requirement after the product is qualified;
7. after welding, carrying out self-checking, repairing, polishing and correcting treatment on the whole component;
8. hoisting the steel pipe ring beam on the jig frame in sections to be repositioned according to the ground sample line type; marking a mounting position butt joint line at the ring beam subsection butt joint position after positioning, and knocking in ocean printing;
9. and (4) detecting flaws of the component, and after the component is qualified through inspection, sand washing, rust removal and coating.
The embodiments described in this specification are merely illustrative of implementations of the inventive concepts, and the scope of the invention should not be considered limited to the specific forms set forth in the embodiments, but rather the scope of the invention is intended to include equivalent technical means as would be understood by those skilled in the art from the inventive concepts.
Claims (3)
1. The utility model provides a heavy-calibre steel pipe dome ring beam which characterized in that: the steel pipe pile comprises a first steel pipe ring section, a second steel pipe ring section, a third steel pipe ring section, a fourth steel pipe ring section, an outer ring bracket, an inner ring bracket, a ground sample line type, a jig frame and a line hammer; the first steel pipe ring section, the second steel pipe ring section, the third steel pipe ring section and the fourth steel pipe ring section are connected end to form a closed steel pipe ring; the inner bracket of the ring is connected to the inner side of the steel pipe ring; the outer bracket is connected to the outer side of the steel pipe ring and is positioned on an bisector of a central circle 24 of the steel pipe ring.
2. The large-caliber steel tube dome ring beam of claim 1, wherein: the intra-annular bracket is made of BH steel, H steel is assembled in advance before the ring beam structure is assembled, the upper wing plate and the lower wing plate are connected through the first rib plate, the outer side of the first rib plate is provided with an arc matched with the steel pipe ring, and holes are drilled on the first rib plate according to drawing requirements.
3. The large-caliber steel tube dome ring beam of claim 1, wherein: the outer bracket of ring is pi type integrated configuration spare, forms pi type integrated configuration in advance the assembly of ring beam structure, is connected with two second floor under the panel, and the inboard of second floor has the arc with steel pipe ring adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920177496.8U CN209891544U (en) | 2019-01-31 | 2019-01-31 | Large-diameter steel pipe dome ring beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920177496.8U CN209891544U (en) | 2019-01-31 | 2019-01-31 | Large-diameter steel pipe dome ring beam |
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| CN209891544U true CN209891544U (en) | 2020-01-03 |
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| CN201920177496.8U Active CN209891544U (en) | 2019-01-31 | 2019-01-31 | Large-diameter steel pipe dome ring beam |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707101A (en) * | 2019-01-31 | 2019-05-03 | 杭萧钢构股份有限公司 | A kind of large-diameter steel pipe dome ring beam and preparation method thereof |
| CN111451758A (en) * | 2020-04-10 | 2020-07-28 | 张宇 | Steel pipe truss structure, manufacturing machine and manufacturing method |
-
2019
- 2019-01-31 CN CN201920177496.8U patent/CN209891544U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707101A (en) * | 2019-01-31 | 2019-05-03 | 杭萧钢构股份有限公司 | A kind of large-diameter steel pipe dome ring beam and preparation method thereof |
| CN111451758A (en) * | 2020-04-10 | 2020-07-28 | 张宇 | Steel pipe truss structure, manufacturing machine and manufacturing method |
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