CN204802032U - Transportation by driving ship that transportation by driving was turned and is erect steel longeron - Google Patents
Transportation by driving ship that transportation by driving was turned and is erect steel longeron Download PDFInfo
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- CN204802032U CN204802032U CN201520443308.3U CN201520443308U CN204802032U CN 204802032 U CN204802032 U CN 204802032U CN 201520443308 U CN201520443308 U CN 201520443308U CN 204802032 U CN204802032 U CN 204802032U
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Abstract
The utility model relates to a transportation by driving ship that transportation by driving was turned and is erect steel longeron. It includes lower part fu dun, the horizontal longeron of middle buttress and upper portion, and middle buttress is provided with the lower part from top to bottom respectively and floats mound and the horizontal longeron in upper portion, the lower part float the mound and include standard boat festival and six or four roof beams, standard boat saves and connects into whole through six or four roof beams, middle buttress for installing the bracket buttress on the mound is floated to the lower part, install two sets of bracket buttresses on every superficial mound, the horizontal longeron in upper portion include that the vertical bearing beam of two bors d's oeuveres I40b I -steel, the horizontal bearing beam of two bors d's oeuveres I55 I -steel and breast set a roof beam in place, the vertical bearing beam setting of two bors d's oeuveres I40b I -steel transversely is provided with the horizontal bearing beam of two bors d's oeuveres I55 I -steel at bracket buttress top on the vertical bearing beam of two bors d's oeuveres I40b I -steel, the horizontal bearing beam of two bors d's oeuveres I55 I -steel top is provided with to bear and sets a roof beam in place, the breast set a roof beam in place to beiLei beam, beiLei beam is last to have taken a sleeper buttress. The utility model has the advantages of simple structure, convenient to use is reliable, safety, and the cost can be practiced thrift in the environmental protection.
Description
Technical field
The utility model relates to a kind of transportation by driving ship, be specifically related to a kind of transportation by driving and turn the transportation by driving ship of erecting steel truss girder.
Background technology
Transportation by driving erecting steel truss girder of turning is a kind of effective ways of erecting steel truss girder, wherein transportation by driving ship is assembled, transportation by driving, erecting steel truss girder a kind of fastening, the transportation by driving ship adopting standard component assembly to become can reach fast, efficiently, environmental protection, safe and reliable, quick turnover object.
The fastening that steel truss girder assembling adopts, similar has two.One is the assembled support of original position, non-standard, non-standard rod member, potential safety hazard is large, to rod member cutting destroy large, set up that installation rate is slow, handling speed slow, need welding, environmental pollution is heavier; Two is the assembling support that adopts of dilatory method and dilatory track support, does not also have the standard rod member of standard, sets up that projects amount is large, rod member degree of utilization is not high, wastes time and energy, to weld environmental pollution heavier.
The support of the assembled method erecting steel truss girder of original position; need to carry out the based process that scope set up by support; generally carry out pile foundation construction or change fill out, 37 lime earth rammed; carry out concrete surface construction above; guarantee base fixed enough load-carrying capacitys can be had, then as required size carry out rod member tear open cut, welding, install in length and breadth, the strong point arranges by beam for distribution beam.
Dilatory method erecting steel truss girder needs outside steel truss girder decorating position, set up the assembled dilatory platform of steel truss girder between pier stud, assembled steel girder member bar on platform, then set up steel truss girder at steel truss girder decorating position and draw orbital platform, assembling support platform, a dilatory track support platform.
The shortcoming of above-mentioned prior art one: basis is the pith of support, its long-term stability and load-carrying capacity are related to the safety of integral support, and river, seashore geologic condition are poor, so it is large to do qualified bracket basis quantities, costly, long in time limit; Foundation construction is carried out for a long time in navigable river; Non-standard, standard rod member load-carrying capacity cannot ensure, potential safety hazard is large; Rod member tear open cut, overlap joint, reinforce all need welding, not environmentally; Whole rack construction, remove consuming time longer, all transfer efficients of rod member are low.
The shortcoming of above-mentioned prior art two: the bracket basis scope rod member that is larger, that need of the required process of two rack platforms is more, expense is more, consuming time longer, rod member turn around time is longer, be more unfavorable for environmental protection.
Utility model content
For the deficiency that prior art exists, the transportation by driving ship that the utility model provides transportation by driving to turn erecting steel truss girder, a kind of buoyancy aid is adopted to rest in bank, steel truss girder can be carried out thereon assembled, then can by steel truss girder transportation by driving at decorating position by transportation by driving ship, the beam that falls is in place, and transportation by driving ship and steel truss girder disintegrate and return harbour.
To achieve these goals, the utility model realizes by the following technical solutions: transportation by driving is turned the transportation by driving ship of erecting steel truss girder, comprise bottom Fu Dun, middle buttress and top transverse and longitudinal beam, middle buttress is respectively arranged with bottom up and down and floats pier and top transverse and longitudinal beam, described bottom Fu Dun comprises standard boat joint and six or four beams, standard boat joint connects into entirety by six or four beams, described middle buttress is be arranged on bottom to float bracket buttress on pier, each floating pier is provided with two groups of bracket buttresses, described top transverse and longitudinal beam comprises the longitudinal bearing beam of Two bors d's oeuveres I40b I-beam section, the horizontal bearing beam of Two bors d's oeuveres I55 I-beam section and falsework for erecting bridge, the longitudinal bearing beam of Two bors d's oeuveres I40b I-beam section is arranged on bracket buttress top, the longitudinal bearing beam of Two bors d's oeuveres I40b I-beam section is horizontally arranged with the horizontal bearing beam of Two bors d's oeuveres I55 I-beam section, falsework for erecting bridge is provided with above the horizontal bearing beam of Two bors d's oeuveres I55 I-beam section, described falsework for erecting bridge is Bailey beam, Bailey beam has been taken sleeper and has propped up buttress.
As preferably, described bracket buttress is that five layers of bracket are formed by stacking.
As preferably, the longitudinal bearing beam of described Two bors d's oeuveres I40b I-beam section, the horizontal bearing beam of Two bors d's oeuveres I55 I-beam section are respectively arranged with two groups.
As preferably, be fixedly connected with depression bar bolt by channel-section steel between described standard boat joint and six or four beams.
As preferably, the longitudinal bearing beam of described Two bors d's oeuveres I40b I-beam section, the horizontal bearing beam of Two bors d's oeuveres I55 I-beam section are by weld and bolt is fixed.
The beneficial effects of the utility model: 1 cross a river steel truss girder is according to this invention construction method, and comparatively dilatory method, namely sets up support outside main span, it is assembled to carry out steel truss girder, sets up support and draws track as steel truss girder, save material in main span, cost-saving.
2 adopt dilatory method, original position assembly unit construction just can only start construction after main pier completes, and high-order assembled overall transportation by driving turn erection method can with main pier synchronous construction, can the reduction of erection time, saving overhead charges.
3 adopt dilatory method, original position assembly unit construction needs closed navigation channel or carry out traffic data process, and high-order assembled overall transportation by driving erection method of turning does not close navigation channel and traffic data process, can eliminate safe hidden trouble.
4 high-order assembled overall transportation by drivings erection method component used of turning is standard equipment, and through practical application the method advanced technology, dependable performance, easy to operate, steady quality, has wide popularizing application prospect.
Accompanying drawing explanation
The utility model is described in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is front view of the present utility model;
Fig. 2 is lateral plan of the present utility model;
Fig. 3 is birds-eye view of the present utility model.
Detailed description of the invention
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with detailed description of the invention, setting forth the utility model further.
With reference to Fig. 1-3, this detailed description of the invention is by the following technical solutions: transportation by driving is turned the transportation by driving ship of erecting steel truss girder, comprise bottom Fu Dun, middle buttress and top transverse and longitudinal beam, middle buttress is respectively arranged with bottom up and down and floats pier and top transverse and longitudinal beam, described bottom Fu Dun comprises standard boat joint 1 and 64 beams 2, standard boat joint 1 connects into entirety by six or four beams 2, described middle buttress is be arranged on bottom to float bracket buttress 3 on pier, each floating pier is provided with two groups of bracket buttresses 3, described top transverse and longitudinal beam comprises the longitudinal bearing beam 4 of Two bors d's oeuveres I40b I-beam section, the horizontal bearing beam 5 of Two bors d's oeuveres I55 I-beam section and falsework for erecting bridge, the longitudinal bearing beam 4 of Two bors d's oeuveres I40b I-beam section is arranged on bracket buttress 3 top, the longitudinal bearing beam 4 of Two bors d's oeuveres I40b I-beam section is horizontally arranged with the horizontal bearing beam 5 of Two bors d's oeuveres I55 I-beam section, falsework for erecting bridge is provided with above the horizontal bearing beam 5 of Two bors d's oeuveres I55 I-beam section, described falsework for erecting bridge is Bailey beam 6, Bailey beam 6 has been taken sleeper and has propped up buttress 7.
It should be noted that described bracket buttress 3 is that five layers of bracket are formed by stacking.
It should be noted that the longitudinal bearing beam 4 of described Two bors d's oeuveres I40b I-beam section, the horizontal bearing beam 5 of Two bors d's oeuveres I55 I-beam section is respectively arranged with two groups.
It should be noted that and be fixedly connected with depression bar bolt by channel-section steel between described standard boat joint 1 and 64 beams 2.
In addition, the longitudinal bearing beam 4 of described Two bors d's oeuveres I40b I-beam section, the horizontal bearing beam 5 of Two bors d's oeuveres I55 I-beam section are fixed by welding and bolt.
The transportation by driving ship bottom of this detailed description of the invention is made up of 4 floating greatly piers, and each floating pier is saved by 9 standard boats respectively and forms, and is of a size of 27.0m × 8.1m.Respectively with three group of six or four beam, four floating piers are linked to be entirety in standard top both sides.
Transportation by driving amidships part installs two groups of bracket buttresses on each floating pier, often organizes buttress and be made up of five layers of bracket.
Transportation by driving ship top on bracket buttress, installs two groups of Two bors d's oeuveres I40b I-beam sections longitudinally pad fine strain of millet as ground floor, lays one deck Two bors d's oeuveres I55 I-beam section above as the horizontal bearing beam of the second layer.Bearing beam sets up falsework for erecting bridge, and falsework for erecting bridge is made up of the Bailey beam that 228 57m are long, and every two line up one group, totally 6 groups, each 3 groups of every side; Assembled for ease of girder steel, sleeper falsework for erecting bridge being set up 40 cm high props up buttress, respectively sets up one in the both sides of the large node of lower boom, and sleeper props up buttress and carries out adjustment height according to the camber of steel truss girder.
Embodiment 1: moral dragon cigarette newly built railway Dezhou-everybody hollow section Xiaoqinghe River super major bridge, total length 1707.75m, wherein cross over Xiaoqinghe River and adopt 1-64m integral node triangular web member system through truss girder, steel truss girder total length 65.10m, main truss width between centers 8.40m, the long 8.00m of node, purlin height 11.50m, overall heavy 430.36t.
The long 237.00km in river, Xiaoqinghe River master stream, tributary is numerous, 46, one-level tributary.Require according to transportation department of Shandong Province port boat office file: Xiaoqinghe River waterway planning grade is three grades, Designed Highest Navigable Stage is meet flood in 20 years one, bridge navigable is not less than 60.00 meters, one leap navigable water, hole, minimum current clear height is not less than 7.00 meters, and ensures navigation in work progress.Xiaoqinghe River super major bridge leap place river course major trough bottom width 124.00m, opening is wide is 152.80m, the wide 387.10m of upstream seashore, the wide 275.60m of downstream seashore.
Because this bridge location is in navigable river, in main span, do not allowed any stop, construction drawing design draws method erection must set up pillar in main span, forms scheme this bridge inapplicable of dilatory track; The assembled method of original position falsework also must set up buttress in main span, and impact is normally opened the navigation or air flight, and is not suitable for this bridge; Cantilevered assembling construction is applicable to porous continuous steel girder, and this bridge is single hole freely-supported, inapplicable.Because Xiaoqinghe River super major bridge is in Xiaoqinghe River downstream, near Laizhou Wan, river directly enters sea, and water level has comparatively greatly by tidal effect, so finally determine to utilize the assembled overall transportation by driving of a high position for tide bulge and fall to turn scheme of architecture.
In moral dragon cigarette newly built railway Dezhou ~ everybody hollow section Xiaoqinghe River super major bridge steel truss girder Construction practices, high-order assembled overall transportation by driving erecting steel truss girder of turning is crowned with complete success, and wins each side's praise, creates good economic benefit and social benefit.
More than show and describe groundwork of the present utility model and principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. transportation by driving is turned the transportation by driving ship of erecting steel truss girder, it is characterized in that, comprise bottom Fu Dun, middle buttress and top transverse and longitudinal beam, middle buttress is respectively arranged with bottom up and down and floats pier and top transverse and longitudinal beam, described bottom Fu Dun comprises standard boat joint (1) and six or four beams (2), standard boat joint (1) connects into entirety by six or four beams (2), described middle buttress is be arranged on bottom to float bracket buttress (3) on pier, each floating pier is provided with two groups of bracket buttresses (3), described top transverse and longitudinal beam comprises the longitudinal bearing beam (4) of Two bors d's oeuveres I40b I-beam section, the horizontal bearing beam (5) of Two bors d's oeuveres I55 I-beam section and falsework for erecting bridge, the longitudinal bearing beam (4) of Two bors d's oeuveres I40b I-beam section is arranged on bracket buttress (3) top, the longitudinal bearing beam (4) of Two bors d's oeuveres I40b I-beam section is horizontally arranged with the horizontal bearing beam (5) of Two bors d's oeuveres I55 I-beam section, horizontal bearing beam (5) top of Two bors d's oeuveres I55 I-beam section is provided with falsework for erecting bridge, described falsework for erecting bridge is Bailey beam (6), Bailey beam (6) has been taken sleeper and has propped up buttress (7).
2. transportation by driving according to claim 1 is turned the transportation by driving ship of erecting steel truss girder, and it is characterized in that, described bracket buttress (3) is that five layers of bracket are formed by stacking.
3. transportation by driving according to claim 1 is turned the transportation by driving ship of erecting steel truss girder, it is characterized in that, the longitudinal bearing beam (4) of described Two bors d's oeuveres I40b I-beam section, the horizontal bearing beam (5) of Two bors d's oeuveres I55 I-beam section are respectively arranged with two groups.
4. transportation by driving according to claim 1 is turned the transportation by driving ship of erecting steel truss girder, it is characterized in that, is fixedly connected with between described standard boat joint (1) and six or four beams (2) by channel-section steel with depression bar bolt.
5. transportation by driving according to claim 1 is turned the transportation by driving ship of erecting steel truss girder, it is characterized in that, the longitudinal bearing beam (4) of described Two bors d's oeuveres I40b I-beam section, the horizontal bearing beam (5) of Two bors d's oeuveres I55 I-beam section are by weld and bolt is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520443308.3U CN204802032U (en) | 2015-06-25 | 2015-06-25 | Transportation by driving ship that transportation by driving was turned and is erect steel longeron |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520443308.3U CN204802032U (en) | 2015-06-25 | 2015-06-25 | Transportation by driving ship that transportation by driving was turned and is erect steel longeron |
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| CN204802032U true CN204802032U (en) | 2015-11-25 |
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| CN201520443308.3U Active CN204802032U (en) | 2015-06-25 | 2015-06-25 | Transportation by driving ship that transportation by driving was turned and is erect steel longeron |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482246A (en) * | 2020-12-03 | 2021-03-12 | 中铁大桥局第七工程有限公司 | Floating erection method of bridge |
| CN114875806A (en) * | 2022-06-15 | 2022-08-09 | 中建八局第三建设有限公司 | Method for jacking and disassembling bailey bracket under bridge |
-
2015
- 2015-06-25 CN CN201520443308.3U patent/CN204802032U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482246A (en) * | 2020-12-03 | 2021-03-12 | 中铁大桥局第七工程有限公司 | Floating erection method of bridge |
| CN112482246B (en) * | 2020-12-03 | 2022-04-29 | 中铁大桥局第七工程有限公司 | Floating erection method of bridge |
| CN114875806A (en) * | 2022-06-15 | 2022-08-09 | 中建八局第三建设有限公司 | Method for jacking and disassembling bailey bracket under bridge |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
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Addressee: CHINA RAILWAY AIRPORT CONSTRUCTION Group Corp. Person in charge of patentsThe principal of patent Document name: payment instructions |