CN104314007B - A kind of dilatory with large span heavy duty slipway beam - Google Patents
A kind of dilatory with large span heavy duty slipway beam Download PDFInfo
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- CN104314007B CN104314007B CN201410527292.4A CN201410527292A CN104314007B CN 104314007 B CN104314007 B CN 104314007B CN 201410527292 A CN201410527292 A CN 201410527292A CN 104314007 B CN104314007 B CN 104314007B
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- steel
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- slipway beam
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- 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
- E01D21/06—Methods or apparatus specially adapted for erecting or assembling bridges by translational movement of the bridge or bridge sections
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of dilatory large span heavy duty slipway beam, belong to technical field of bridge construction.It is formed by connecting by multiple assembled sections is longitudinally assembled, each assembled sections comprises two identical steel I-beams be set up in parallel, the upper surface of two steel I-beams is formed as the sliding surface of a plane as slipway beam, be bolted to connection together between two steel I-beams of each assembled sections, two adjacent assembled sections are longitudinal spliced adopts high-strength bolt to connect, with all aluminium-plated process in the position of longitudinal spliced bolt hole on described junction plate and on steel I-beam by junction plate.The present invention is rational in infrastructure, and its overall construction intensity is high, and rigidity is high, anti-pressure ability is strong, can effectively reduce the amount of deflection of slipway beam, can guarantee the safety of compound beam slippage while reducing input to greatest extent, and the assembled convenience of the present invention, hoisting difficulty is less, is conducive to the reduction of erection time.
Description
Technical field
The present invention relates to a kind of dilatory large span heavy duty slipway beam, belong to technical field of bridge construction.
Background technology
Shaoguan is discongested river, line Zhen grand bridge 88m steel concrete composite truss beam and is adopted " on across position, busy trunk railway wide-span reinforced concrete flitch-trussed beam side hauling construction key technology ", the pouring construction of beam body steel structure assembling and prestressed reinforced concrete beam need be carried out in Beijing-Guangzhou Railway side, then remove construction bracket at the bottom of beam and utilize Traverse Displacement Unit dilatory in place on slipway beam.
The heavy 2400t of steel concrete composite truss beam, namely the every side slideway beam of beam body needs the pressure bearing 1200t, and under so large pressure, requires the maximum maximum defluxion ≯ 20mm across span centre slideway of 14.6m, adopts general shaped steel or girder steel cannot meet construction requirement.
Summary of the invention
For the above-mentioned defect existed in prior art, the invention provides a kind of supporting capacity large, the dilatory large span heavy duty slipway beam of slipway beam amount of deflection can be effectively reduced.
The present invention is achieved by the following technical solution: a kind of dilatory with large span heavy duty slipway beam, it is formed by connecting by multiple assembled sections is longitudinally assembled, each assembled sections comprises two identical steel I-beams be set up in parallel, the upper surface of two steel I-beams is formed as the sliding surface of a plane as slipway beam, the both sides of the web of each steel I-beam of described assembled sections are equipped with some deep floors, the upper and lower of the sides adjacent of the web of two steel I-beams of described assembled sections is also respectively equipped with some reinforced company's fishplate bars with bolt hole, reinforced company's fishplate bar on two steel I-beams of each assembled sections is mutually corresponding to be arranged, bolt is adopted to be fixed together by the reinforced company's fishplate bar on scab and two steel I-beams between two steel I-beams of each assembled sections, the beam-ends scab for assembled connection is equipped with at the end face epimere of two steel I-beams of the longitudinal spliced end of assembled sections, on the web of two steel I-beams of this splice ends and lower shoe is equipped with some longitudinal spliced bolts hole, two adjacent assembled sections are longitudinal spliced adopts high-strength bolt to connect by junction plate, the all aluminium-plated process on described gusset plate and the position with longitudinal spliced bolt hole of steel I-beam.
The present invention adopts Two bors d's oeuveres steel I-beam as assembled unit, and each assembled unit is longitudinally connected by high-strength bolt, and it is rational in infrastructure, and rigidity is high, and anti-pressure ability is strong, can effectively reduce the amount of deflection of slipway beam.By carrying out blasting treatment with the position of longitudinal spliced bolt hole on gusset plate and steel I-beam, can increase skin friction, assembled sections can prevent relative sliding after connecting, and strengthens the entire compression ability of slipway beam.
Further technical scheme is: described i iron depth of beam is 2000mm-2400mm, and width is 800mm, and each assembled segmental length is 9m-15m.
Slipway beam in the present invention can be formed by the assembled section assembling that multiple height is identical, when slipway beam lower support point span is larger, also slideway depth of beam can suitably be increased, namely, described slipway beam can be formed by connecting by the described assembled sections of multiple differing heights is longitudinally assembled, the end face of each assembled sections at grade, along connecing in succession bottom it.
In order to ensure the supporting capacity of slipway beam, described slipway beam adopts 20mm ~ 40mm steel plate to be welded.
Tool of the present invention has the following advantages:
1, the present invention is rational in infrastructure, by adopting Two bors d's oeuveres steel I-beam as assembled sections, each assembled sections is longitudinally connected by high-strength bolt, its overall construction intensity is high, rigidity is high, anti-pressure ability is strong, can effectively reduce the amount of deflection of slipway beam, can guarantee the safety of compound beam slippage while reducing input to greatest extent;
2, the assembled convenience of the present invention, hoisting difficulty is less, is conducive to the reduction of erection time;
3, simple structure of the present invention, draw materials conveniently, with low cost, there is higher practicality.
Accompanying drawing explanation
Fig. 1 is the front view of the slipway beam in the specific embodiment of the invention;
Fig. 2 is the A-A schematic diagram in Fig. 1;
Fig. 3 is the B-B schematic diagram in Fig. 1;
Fig. 4 is the C-C schematic diagram in Fig. 1;
Fig. 5 is the D-D schematic diagram in Fig. 1;
Fig. 6 is the E-E schematic diagram in Fig. 1;
Fig. 7 is the F-F schematic diagram in Fig. 1;
Fig. 8 is the front view of the slipway beam of another kind of structure in the specific embodiment of the invention;
Fig. 9 is the G-G schematic diagram in Fig. 8;
Figure 10 is the H-H schematic diagram in Fig. 8;
Figure 11 is the I-I schematic diagram in Fig. 8;
Figure 12 is the J-J schematic diagram in Fig. 8;
Figure 13 is the K-K schematic diagram in Fig. 8;
Figure 14 is the front view of the made up joint I of slipway beam in the specific embodiment of the invention;
Figure 15 is the L-L schematic diagram in Figure 14;
Figure 16 is the 1/2M-M-1/2N-N schematic diagram in Figure 14;
Figure 17 is the front view of the made up joint II of slipway beam in the specific embodiment of the invention;
In figure, 1, assembled sections A, 2, assembled sections B, 3, assembled sections C, 4, assembled sections D, 5, made up joint I, 6, transversely stiffened plate, 7, reinforced company's fishplate bar, 8, scab, 9, steel I-beam, 10, longitudinal reinforced rib plate, 11, short deep floor, 12, support reinforcing rib, 13, beam-ends junction plate, 14 web junction plates, 15, M30 high-strength bolt, 16, made up joint II, 17, top junction plate, 18, bottom connecting plate.
Detailed description of the invention
Below in conjunction with accompanying drawing and non-limiting embodiment, the present invention is further illustrated:
As shown in accompanying drawing 1-accompanying drawing 7, accompanying drawing 14-accompanying drawing 16, a kind of dilatory with large span heavy duty slipway beam, it is formed by connecting by multiple assembled sections is longitudinally assembled.Slipway beam shown by the present embodiment is made up of assembled sections A1, assembled sections B2, assembled sections C3, assembled sections D4.The upper surface that each assembled sections comprises two identical steel I-beam 9, two steel I-beams 9 be set up in parallel is formed as the sliding surface of a plane as slipway beam.The both sides of the web of each steel I-beam 9 of described assembled sections are equipped with some deep floors, comprising: transversely stiffened plate 6, longitudinal reinforced rib plate 10, short deep floor 11 etc.The upper and lower of the sides adjacent of the web of two steel I-beams 9 of described assembled sections is also respectively equipped with some reinforced company's fishplate bars 7 with bolt hole, reinforced company's fishplate bar 7 on two steel I-beams 9 of each assembled sections is mutually corresponding to be arranged, adopts bolt to be fixed together between two steel I-beams 9 of each assembled sections by the reinforced company's fishplate bar 7 on scab 8 and two steel I-beams.The beam-ends junction plate 13 for assembled connection is equipped with at the end face epimere of two steel I-beams 9 of the longitudinal spliced end of assembled sections, on the web of two steel I-beams 9 of this splice ends and lower shoe is equipped with some longitudinal spliced bolts hole, two adjacent assembled sections are longitudinal spliced adopts high-strength bolts to connect by some pieces of junction plates.
For the slipway beam shown in accompanying drawing 1-Fig. 3, the structure of the made up joint I of its two adjacent assembled sections is as shown in accompanying drawing 14-accompanying drawing 16.This made up joint I is provided with top junction plate 17 at the top of steel I-beam, in the base plate of steel I-beam, outside is provided with bottom connecting plate 18, be provided with polylith web junction plate 14 in the both sides of the web of steel I-beam, the assembled stage of both sides links together by each junction plate.
In order to strengthen its entire compression ability, with all aluminium-plated process in the position of longitudinal spliced bolt hole on each junction plate and on steel I-beam 9.
In the present embodiment, slipway beam is welded by 20mm ~ 40mm steel plate, can adopt Q345 series steel when load capacity is larger.The height of described steel I-beam 9 is 2000mm-2400mm, and width is 800mm, and each assembled segmental length is 9m-15m.
If when slipway beam lower support point span is larger, can suitably increase slideway depth of beam, the slipway beam as shown in accompanying drawing 8-accompanying drawing 13, accompanying drawing 17.The slipway beam end face of this kind of structure at grade, along connecing in succession bottom it.Its made up joint II 16 as shown in Figure 17.
When utilizing the present invention to carry out hauling construction, first transverse direction of carrying out on ground is assembled, and then crane lifting finally carries out longitudinal direction and connects assembled.
Other parts in the present embodiment adopt prior art, do not repeat them here.
Claims (4)
1. draw with large span heavy duty slipway beam for one kind, it is characterized in that: it is formed by connecting by multiple assembled sections is longitudinally assembled, each assembled sections comprises two identical steel I-beams be set up in parallel, the upper surface of two steel I-beams is formed as the sliding surface of a plane as slipway beam, the both sides of the web of each steel I-beam of described assembled sections are equipped with some deep floors, the upper and lower of the sides adjacent of the web of two steel I-beams of described assembled sections is also respectively equipped with some reinforced company's fishplate bars (7) with bolt hole, reinforced company's fishplate bar (7) on two steel I-beams of each assembled sections is mutually corresponding to be arranged, bolt is adopted to be fixed together by scab (8) and the reinforced company's fishplate bar (7) on two steel I-beams between two steel I-beams of each assembled sections, the beam-ends junction plate (13) for assembled connection is equipped with at the end face epimere of two steel I-beams of the longitudinal spliced end of assembled sections, on the web of two steel I-beams of this splice ends and lower shoe is equipped with some longitudinal spliced bolts hole, two adjacent assembled sections are longitudinal spliced adopts high-strength bolt to connect by junction plate, with all aluminium-plated process in the position of longitudinal spliced bolt hole on described junction plate and on steel I-beam.
2. dilatory large span heavy duty slipway beam according to claim 1, it is characterized in that: described i iron depth of beam is 2000mm-2400mm, width is 800mm, and each assembled segmental length is 9m-15m.
3. dilatory large span heavy duty slipway beam according to claim 1 and 2, is characterized in that: described slipway beam is formed by connecting by the described assembled sections of multiple differing heights is longitudinally assembled, the end face of each assembled sections at grade, along connecing in succession bottom it.
4. dilatory large span heavy duty slipway beam according to claim 1, is characterized in that: described slipway beam adopts 20mm ~ 40mm steel plate to be welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410527292.4A CN104314007B (en) | 2014-10-09 | 2014-10-09 | A kind of dilatory with large span heavy duty slipway beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410527292.4A CN104314007B (en) | 2014-10-09 | 2014-10-09 | A kind of dilatory with large span heavy duty slipway beam |
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| Publication Number | Publication Date |
|---|---|
| CN104314007A CN104314007A (en) | 2015-01-28 |
| CN104314007B true CN104314007B (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410527292.4A Active CN104314007B (en) | 2014-10-09 | 2014-10-09 | A kind of dilatory with large span heavy duty slipway beam |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108589512B (en) * | 2018-05-31 | 2020-06-26 | 中国铁道科学研究院铁道建筑研究所 | Steel-concrete combined beam structure suitable for heavy-duty railway |
| CN111778842A (en) * | 2020-08-13 | 2020-10-16 | 同济大学 | Connecting structure of steel plate beam |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4005951A1 (en) * | 1989-02-27 | 1990-08-30 | Vorspann Technik Gmbh | Rail for sliding heavy structural elements into position - uses hydraulic cylinder to move elements along rail |
| JP2006348647A (en) * | 2005-06-17 | 2006-12-28 | Oriental Construction Co Ltd | Extrusion method for bridge girder |
| CN101929129A (en) * | 2010-09-06 | 2010-12-29 | 中铁大桥局集团有限公司 | Novel slipway beam for incremental launching construction |
| CN102677597A (en) * | 2012-06-08 | 2012-09-19 | 中铁大桥局集团有限公司 | Separable sliding block for sliding construction |
| CN104060543A (en) * | 2014-07-01 | 2014-09-24 | 中铁八局集团昆明铁路建设有限公司 | Installation device of prefabricated bridge deck |
| CN204212059U (en) * | 2014-10-09 | 2015-03-18 | 中铁十局集团有限公司 | A kind of dilatory with large span heavy duty slipway beam |
-
2014
- 2014-10-09 CN CN201410527292.4A patent/CN104314007B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4005951A1 (en) * | 1989-02-27 | 1990-08-30 | Vorspann Technik Gmbh | Rail for sliding heavy structural elements into position - uses hydraulic cylinder to move elements along rail |
| JP2006348647A (en) * | 2005-06-17 | 2006-12-28 | Oriental Construction Co Ltd | Extrusion method for bridge girder |
| CN101929129A (en) * | 2010-09-06 | 2010-12-29 | 中铁大桥局集团有限公司 | Novel slipway beam for incremental launching construction |
| CN102677597A (en) * | 2012-06-08 | 2012-09-19 | 中铁大桥局集团有限公司 | Separable sliding block for sliding construction |
| CN104060543A (en) * | 2014-07-01 | 2014-09-24 | 中铁八局集团昆明铁路建设有限公司 | Installation device of prefabricated bridge deck |
| CN204212059U (en) * | 2014-10-09 | 2015-03-18 | 中铁十局集团有限公司 | A kind of dilatory with large span heavy duty slipway beam |
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| Publication number | Publication date |
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| CN104314007A (en) | 2015-01-28 |
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Effective date of registration: 20161014 Address after: 210023, A6 building, Purple East International Creative garden, No. 2 Purple East Road, Qixia District, Jiangsu, Nanjing Patentee after: The Fourth Engineering Co., Ltd. of China Raiway Tenth Group Address before: 250101 Shandong city in Ji'nan Province, Lixia District (the New District) Shun Tai Plaza No. 7 Patentee before: China Railway 10th Bureau Group Co., Ltd. |