CN205501788U - Convertiblely salvage roof beam for permanent bridge structures's high -speed railway - Google Patents
Convertiblely salvage roof beam for permanent bridge structures's high -speed railway Download PDFInfo
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- CN205501788U CN205501788U CN201620422516.XU CN201620422516U CN205501788U CN 205501788 U CN205501788 U CN 205501788U CN 201620422516 U CN201620422516 U CN 201620422516U CN 205501788 U CN205501788 U CN 205501788U
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Abstract
The utility model discloses a convertiblely salvage roof beam for permanent bridge structures's high -speed railway rushes to repair the roof beam and rushes to repair the roof beam at the state that is open to traffic temporarily by column rule single line about the mutually independent and forms, and the structural style that the roof beam adopted prestressing force steel case roof beam is rushed to repair to the single line, and steel case roof beam merogenesis section is made, adopt the steel pin between festival period the connected mode of shear connector, vertical external prestress reinforcing bar has been arranged to pterygoid lamina top, web inboard under the steel case roof beam. Through concreting structural layer above steel case roof beam, rush to repair at upper and lower column rule single line and arrange between the roof beam and stretch -draw transverse prestress muscle, can make and rush to repair the whole hole of roof beam formation double -line prestressing force steel the concrete combination beam is as permanent bridge structures normal operation. The utility model discloses it is the speed height that is open to traffic to be different from current characteristic of salvageing the girder steel for the roof beam bilge construction of temporarily rushing to repair is no longer removed, but passes through the conversion of structure system, and rush to repair the roof beam changes permanent bridge structures into to the general temporarily, thereby has avoided trading the frame to the secondary of damage bridge.
Description
Technical field
This utility model relates to a kind of high-speed railway bridge rush repair equipment, particularly to a kind of high-speed railway middle span simply supported girder bridge beam structure rush repair equipment, belongs to bridge rush-repair technical field.
Background technology
In high-speed railway, the line is busy that road total kilometrage ratio is the highest for bridge mileage.Although the design of high-speed rail bridge, standard of building are the highest, but in view of its huge quantity size and Regional Distribution widely, the Potential feasibility that calamity damage occurs is that comparison is high.The most it is not specifically designed for the equipment deposit of high-speed rail bridge repairing, existing beam portion rush repair equipment is developed for common railway bridge rush-repair, including type-64 military beam, eight or seven formula railway recovery girder steels and reassembling type crossbeam etc., these beam portion rush repair equipment all exist that the speed that is open to traffic is slow, need secondary to change the shortcoming of frame, and its technology tactics performance indications can not meet the needs of high-speed rail bridge repairing.Have been put into the awkward situation runed, the high-speed rail bridge of enormous amount does not has damage repair technology to support, do not have rush repair equipment to lay in after facing damage.Therefore, it is urgent for studying a kind of beam portion repairing structure adapting to high-speed rail bridge repairing, and has important economic implications and social benefit.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of repairing beam adapting to high-speed railway bridge repairing needs, it has the higher speed that is open to traffic in the state that is open to traffic temporarily, permanent bridge structure can be converted to, it is to avoid the secondary of impaired bridge is changed frame in the case of not interrupting being open to traffic.
For solving the problems referred to above, technical solution adopted in the utility model is:
A kind of high-speed railway repairing beam that can be exchanged into permanent bridge structure, its key technology is: it includes connecting the I-beam of spanning and being separately positioned on the described I-beam left and right sides the single line steel box-girder being connected with I-beam, on described bridge pier pinner, bracket cushion beam is set by temporary support, the two ends of described I-beam and single line steel box-girder are seated on described bracket cushion beam, described single line steel box-girder is spliced by multiple box girder segments, described single line steel box-girder upper surface is provided with fragment-free track slab by multiple I-steel bearing beams, it is provided with top flange cantilevered plate outside described single line steel box-girder, cable trough and steel column for contacting net are installed on the cantilevered plate of top flange.
Further, the upper flange both sides of described I-beam are provided with riser, and described single line steel box-girder is provided with the hook suitable with described riser, and single line steel box-girder is mounted on described I-beam by described box girder segment assembly hook and riser.
Further, being connected by steel pin-shear connector between the box girder segment of described single line steel box-girder, the upper and lower wing plate of described box girder segment is provided with wing plate horizontal-associate otic placode, is provided with steel pin between wing plate horizontal-associate otic placode, and the web of box girder segment is connected by shear connector.
Further, described single line steel box-girder includes two 6.3m box girder segments, two 8m box girder segments and a 4m box girder segment, and its order of connection is: 6.3m box girder segment, 8m box girder segment, 4m box girder segment, 8m box girder segment and 6.3m box girder segment are linked in sequence.
Further, it is provided with external prestressing steels on described single line steel box-girder, the described single line steel box-girder diaphragm plate left and right sides and bottom are provided with multiple longitudinal bodies External prestressed duct, and described external prestressing steels includes web external prestressing steels and the base plate external prestressing steels arranged by described longitudinal bodies External prestressed duct.
Further, when being converted to permanent bridge structure, pour concrete, described I-beam end face casting concrete structure sheaf between upper flange and the fragment-free track slab of described single line steel box-girder, between concrete layer and the concrete layer of both sides single line steel box-girder of I-beam, be reserved with post-cast strip.
Further, it is provided with between two described single line steel box-girder and laterally strengthens coupling arrangement, described horizontal reinforcement coupling arrangement includes the two-wire beam bridging horizontal-associate being arranged between two single line steel box-girder, described two-wire beam bridging horizontal-associate arranges together every 4m, and two-wire beam bridging horizontal-associate is through the position of opening of the web of I-beam.
Further, the rapid hardening support grouting material for the concrete layer of the concrete layer of described I-beam and both sides single line steel box-girder being connected into entirety it is filled with in described post-cast strip.
Further, described horizontal reinforcement coupling arrangement includes the many transversely prestressed bars being arranged between two single line steel box-girder, described single line steel box-girder upper and lower is respectively arranged with transversely prestressed bars anchorage, and described transversely prestressed bars connects by described transversely prestressed bars anchorage is fixing.
Use and have the beneficial effects that produced by technique scheme:
This utility model is no longer removed for the beam structure of interim repairing, but by the conversion of structural system, is changed into permanent bridge structure by rushing to repair beam temporarily, thus avoids the secondary to damage bridge and change frame；During Program for structural Transformation, high ferro circuit remains to maintain single line to be open to traffic；Repairing beam of the present utility model has the higher speed that is open to traffic, and the repairing state speed that is temporarily open to traffic is open to traffic speed at more than 250km/h in more than 100km/h, normal operation state.
Repairing beam is made up of the separate single line of line up and down repairing beam in the state that is open to traffic temporarily, single line repairing beam uses the version of steel box girder with prestressed tendons, the segmented manufacture of steel box-girder, store and transport, by increase and decrease box girder segment quantity, be adapted to the repairing needs of different spans bridge.
Use the connected mode of steel pin-shear connector between steel box girder segment, between steel box-girder wing plate, use otic placode-steel pin to connect, between web, use shear connector to connect, above steel box-girder lower wing plate, web disposed inboard have external prestressing reinforcing bar.Make repairing beam become prestressed steel structure, be effectively improved the on-the-spot of repairing beam and spell frame speed, improve vertical rigidity and the lateral stiffness of interim repairing beam, can significantly improve, than common railway emergency steel girder, the speed that is temporarily open to traffic.
By casting concrete structure sheaf above steel box-girder, arrange and stretch-draw transversely prestressed bars between up-downgoing single line repairing beam, repairing beam can be made to form two-wire whole hole Prestressed steel-concrete composite beam, as permanent bridge structure normal operation, its mechanical property is made to reach the level suitable with original bridge, it is to avoid the secondary of impaired bridge is changed frame.
This utility model can be also used for the repairing operation of existing common railway bridge, and its comprehensive technical performance index, economic indicator are better than existing emergency steel girder.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 be this utility model be open to traffic temporarily state single line repairing beam-ends facade structures schematic diagram.
Fig. 2 be this utility model be open to traffic temporarily state single line repairing girder span in section structural representation.
Fig. 3 is that this utility model is open to traffic the vertical facade structures schematic diagram of state single line repairing beam half temporarily.
Fig. 4 be this utility model be open to traffic temporarily state single line repairing beam half vertical section structure schematic diagram.
Fig. 5 be this utility model be open to traffic temporarily state two-wire repairing beam-ends facade structures schematic diagram.
Fig. 6-1 is attachment structure schematic side view between this utility model repairing girder segment；
Fig. 6-2 is attachment structure schematic front view between this utility model repairing girder segment.
Fig. 7-1 is this utility model structural I-beam schematic front view；
Fig. 7-2 is this utility model structural I-beam schematic side view.
Fig. 8 is that the permanent operation state of this utility model rushes to repair beam half vertical section structure schematic diagram.
Fig. 9 is that beam-ends facade structures schematic diagram rushed to repair by this utility model permanent operation state two-wire.
Figure 10 is section structural representation in this utility model permanent operation state two-wire repairing girder span.
Wherein: 1 single line steel box-girder, 2 top flange cantilevered plates, 3 fragment-free track slabs, 4 I-steel bearing beams, 5 bracket cushion beams, 6 temporary supports, 7 I-beams, 8 concrete, 9 two-wire beam bridging horizontal-associates, 10 transversely prestressed bars, 11 6.3m box girder segments, 12 8m box girder segments, 13 4m box girder segments, 20 permanent bearings, 71 risers, 81 post-cast strips, 111 longitudinal bodies External prestressed ducts, 112 transversely prestressed bars anchorages, 113 hooks, 114 steel pins, 115 shear connectors, 116 web external prestressing steels, 117 base plate external prestressing steels, 118 wing plates connect otic placode, 119 horizontal-associates connect otic placode.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, with specific embodiment, utility model is carried out clear, complete description below in conjunction with the accompanying drawings.
A kind of high-speed railway repairing beam that can be exchanged into permanent bridge structure, it includes the I-beam 7 connecting spanning and is separately positioned on described I-beam 7 left and right sides the single line steel box-girder 1 being connected with I-beam 7, on described bridge pier pinner, bracket cushion beam 5 is set by temporary support 6, the two ends of described I-beam 7 and single line steel box-girder 1 are seated on described bracket cushion beam 5, described single line steel box-girder 1 is spliced by multiple box girder segments, described single line steel box-girder 1 upper surface is provided with fragment-free track slab 3 by multiple I-steel bearing beams 4, multiple I-steel bearing beams 4 make to reserve the casting space of concrete when being converted into permanent beam between fragment-free track slab 3 and single line steel box-girder 1.Described I-steel bearing beam 4 is four.On the left of fragment-free track slab 3 and each two of right side.Being provided with top flange cantilevered plate 2 outside described single line steel box-girder 1, top flange cantilevered plate 2 is bolted with single line steel box-girder 1, and cantilevered plate is installed cable trough and steel column for contacting net.Being provided with base plate external prestressing steels 117 on described single line steel box-girder 1 base plate, now the single line steel box-girder 1 of I-beam both sides is separate, it is possible to realizes interim operation and is open to traffic.
As shown in Fig. 7-1 and Fig. 7-2, the upper flange both sides of described I-beam 7 are provided with riser 71, being provided with the hook 113 suitable with described riser 71 on described single line steel box-girder 1, single line steel box-girder 1 is mounted on described I-beam 7 by described hook 113 and riser 71.The box beam riser linking up with 113 places is bolted with the riser 71 on described I-beam 7.
As shown in Fig. 3, Fig. 4 and Fig. 6-1,6-2, connected by steel pin-shear connector between the box girder segment of described single line steel box-girder 1, the upper and lower wing plate of described box girder segment is provided with wing plate and connects otic placode 118, being provided with steel pin 114 between wing plate connection otic placode 118, the wing plate of box girder segment is connected by shear connector 115.
As shown in Figure 3 and Figure 4, described single line steel box-girder 1 includes 11, two 8m box girder segments 12 of two 6.3m box girder segments and a 4m box girder segment 13, and its order of connection is: 6.3m box girder segment 11,8m box girder segment 12,4m box girder segment 13,8m box girder segment 12 and 6.3m box girder segment 11 are linked in sequence.Above-mentioned single line steel box-girder 1 be applicable to 32 meters across bridge rush-repair, on this basis, by reducing by 1 8m box girder segment, it is adapted to the repairing of 24m span bridge, by reducing 1 middle part 8m box girder segment and 1 middle 4m box girder segment, it is adapted to the repairing of 20m span bridge.
When the repairing beam of above-mentioned temporary traffic is converted to permanent bridge structure, web external prestressing steels 116 is added in described single line steel box-girder 1 web, casting concrete structure sheaf 8 between repairing beam upper flange and track plates 3, casting concrete structure sheaf 8 on the upper flange of I-steel 7, and concrete post-cast strip is left in its both sides, then it is provided with between two described single line steel box-girder 1 and laterally strengthens coupling arrangement.Then in post-cast strip 81, it is filled with the rapid hardening support grouting material for the concrete layer of the concrete layer of described I-beam 7 and both sides single line steel box-girder 1 being connected into entirety.
As depicted in figs. 1 and 2, the described single line steel box-girder 1 diaphragm plate left and right sides and bottom are provided with multiple longitudinal bodies External prestressed duct 111, as shown in Figure 8, in described web external prestressing steels 116 and base plate external prestressing steels 117 are arranged on the web of single line steel box-girder 1 by described longitudinal bodies External prestressed duct 111 and on base plate.
Such as Fig. 9 and Figure 10, repairing beam is being converted in permanent bridge structure, needs include the two-wire beam bridging horizontal-associate 9 being arranged between two single line steel box-girder 1 at described horizontal reinforcement coupling arrangement, described single line steel box-girder 1 upper and lower is respectively arranged with horizontal-associate and connects otic placode 119, and described two-wire beam bridging horizontal-associate 9 end is connected by described horizontal-associate connection otic placode 119 is fixing with described single line steel box-girder 1.Described two-wire beam bridging horizontal-associate 9 arranges together every 4m, and two-wire beam bridging horizontal-associate 9 is through the position of opening of the web of I-beam 7.
As shown in Figure 9 and Figure 10, described horizontal reinforcement coupling arrangement includes the many transversely prestressed bars 10 being arranged between two single line steel box-girder 1.Such as Fig. 1 and Fig. 2, described single line steel box-girder 1 upper and lower is respectively arranged with transversely prestressed bars anchorage 112, and described transversely prestressed bars 10 connects by described transversely prestressed bars anchorage 112 is fixing.
Concrete first-aid repair construction mode of the present utility model is as follows:
Such as accompanying drawing 3-4,1 point of 5 the sections manufacture of described single line steel box-girder, storing, transport, be assembled into bridge after transporting repairing scene to, 5 box girder segments are respectively 4m box girder segment 13 in the middle of the 8m box girder segment 12,1 of 2 end 6.3m box girder segments 11,2 middle part.By reducing by 1 8m box girder segment, it is adapted to the repairing of 24m span bridge, by reducing 1 middle part 8m box girder segment and 1 middle 4m box girder segment, is adapted to the repairing of 20m span bridge.The present embodiment by 32 meters across repairing beam as a example by.
Bridge pier pinner arranges temporary support 6, temporary support 6 arranges bracket cushion beam 5；Lifting I-beam 7 connects spanning, and the two ends of described I-beam 7 are supported by described bracket cushion beam 5；The effect of I-beam 7 is the erection of auxiliary repairing beam, and the single line repairing beam of its upper flange and both sides is bolted when being converted into permanent bridge structure, and plate 71 is set up in I-beam 7 upper flange both sides.
After I-beam 7 installation, lift 6.3m box girder segment 11 in I-beam 7 lateral symmetry, utilize box girder segment assembly hook 113 to hang on the riser 71 of I-beam 7 upper flange both sides, then 6.3m box girder segment 11 is drawn to opposite side bridge pier in place.After end carriage joint is in place, with same method lift successively, pull 8m box girder segment 12,4m box girder segment 13,8m box girder segment 12 is in place and installs connection steel pin, finally lift end 6.3m box girder segment 11 and connection steel pin is installed, connecting each box girder segment, forming single line steel box-girder 1.The connected mode of described single line steel box girder section intersegmental employing steel pin-shear connector, the upper lower wing plate of adjacent segment beam is connected by otic placode and steel pin 114, and web is connected by shear connector 115.
Support in the upper surface of described single line steel box-girder 1 and fragment-free track slab 3 is set, 4 steel I-beams 4 are installed on steel box-girder, for supporting fragment-free track slab 3, and between single line steel box-girder 1 and fragment-free track slab 3, reserve the casting space of concrete when being converted into permanent beam.
Outside single line steel box-girder 1, install edge of a wing cantilevered plate 2, described top flange cantilevered plate 2 is installed cable trough and steel column for contacting net.
Single line steel box-girder 1 is arranged and stretch-draw external prestressing steels, described external prestressing steels includes the base plate external prestressing steels 117 arranged by described longitudinal bodies External prestressed duct 111, improves affiliated facility, and adjustable track is linear and recovers gapless track, open circuit, it is achieved be open to traffic temporarily.
Such as accompanying drawing 8-10, high ferro of the present utility model repairing beam, on functional design, can form permanent bridge girder construction by the conversion of structural system.
The step of Program for structural Transformation is as follows: the circuit of temporary closure side, casting concrete structure sheaf 8 between repairing beam upper flange and track plates 3, after it reaches requirement of strength, at web disposed inboard web presstressed reinforcing steel 116 and also Shi Hanzhang, the stress level of the base plate external prestressing steels 117 above adjustment lower wing plate, the repairing beam of side circuit is converted into pre-stress steel-concrete combinative structure, opens this side line road.
Subsequently temporarily close the circuit of opposite side, equally it is carried out the conversion of structural system, recover two-wire afterwards and be open to traffic, select a good opportunity at middle I-beam 7 end face also casting concrete structure sheaf 8 simultaneously.
The repairing beam of line up and down now is separate, there is no strong lateral ties, in order to strengthen the lateral stiffness of permanent bridge structure, bolt is utilized to be linked into an integrated entity by the upper lower wing plate of lower wing plate on I-beam with both sides repairing beam, two-wire beam bridging horizontal-associate 9 is installed between the repairing beam of both sides, horizontal-associate arranges together every 4 m, and two-wire beam bridging horizontal-associate 9 is through the position of opening of the honeycomb fashion web of I-beam 7.
Rapid hardening support grouting material is filled on post-cast strip 81 reserved between the concrete layer and both sides repairing beam concrete layer of I-beam 7, between both sides repairing beam, transversely prestressed bars 10 is installed, on 4 m sections near lower wing plate each 1, stretch-draw is also fixed on transversely prestressed bars anchorage 112, the repairing beam of both sides, middle I-beam are connected, form two-wire whole hole Prestressed steel-concrete composite beam permanent bridge structure.Finally installing permanent bearing 20, remove temporary support 6, circuit resumes normal operation.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit；Although this utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in previous embodiment still can be modified by it, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of this utility model embodiment technical scheme.
Claims (9)
1. the high-speed railway repairing beam that can be exchanged into permanent bridge structure, it is characterized in that: it includes connecting the I-beam (7) of spanning and being separately positioned on described I-beam (7) left and right sides the single line steel box-girder (1) being connected with I-beam (7), on described bridge pier pinner, bracket cushion beam (5) is set by temporary support (6), the two ends of described I-beam (7) and single line steel box-girder (1) are seated on described bracket cushion beam (5), described single line steel box-girder (1) is spliced by multiple box girder segments, described single line steel box-girder (1) upper surface is provided with fragment-free track slab (3) by multiple I-steel bearing beams (4), described single line steel box-girder (1) outside is provided with top flange cantilevered plate (2), top flange cantilevered plate (2) is upper installs cable trough and steel column for contacting net.
A kind of high-speed railway repairing beam that can be exchanged into permanent bridge structure the most according to claim 1, it is characterized in that: the upper flange both sides of described I-beam (7) are provided with riser (71), being provided with the hook (113) suitable with described riser (71) on described single line steel box-girder (1), single line steel box-girder (1) is mounted on described I-beam (7) by described hook (113) and riser (71).
A kind of high-speed railway repairing beam that can be exchanged into permanent bridge structure the most according to claim 1, it is characterized in that: connected by steel pin-shear connector between the box girder segment of described single line steel box-girder (1), the upper and lower wing plate of described box girder segment is provided with wing plate and connects otic placode (118), being provided with steel pin (114) between wing plate connection otic placode (118), the web of box girder segment is connected by shear connector (115).
A kind of high-speed railway repairing beam that can be exchanged into permanent bridge structure the most according to claim 1, it is characterized in that: described single line steel box-girder (1) includes two 6.3m box girder segments (11), two 8m box girder segments (12) and a 4m box girder segment (13), and its order of connection is: 6.3m box girder segment (11), 8m box girder segment (12), 4m box girder segment (13), 8m box girder segment (12) and 6.3m box girder segment (11) are linked in sequence.
A kind of high-speed railway repairing beam that can be exchanged into permanent bridge structure the most according to claim 1, it is characterized in that: on described single line steel box-girder (1), be provided with external prestressing steels, described single line steel box-girder (1) the diaphragm plate left and right sides and bottom are provided with multiple longitudinal bodies External prestressed duct (111), and described external prestressing steels includes web external prestressing steels (116) and the base plate external prestressing steels (117) arranged by described longitudinal bodies External prestressed duct (111).
6. according to a kind of high-speed railway repairing beam that can be exchanged into permanent bridge structure described in any one of claim 1-5, it is characterized in that: between upper flange and the fragment-free track slab (3) of described single line steel box-girder (1), poured concrete (8), it is reserved with post-cast strip (81) between described I-beam (7) end face casting concrete structure sheaf (8), concrete layer and the concrete layer of both sides single line steel box-girder (1) of I-beam (7).
A kind of high-speed railway repairing beam that can be exchanged into permanent bridge structure the most according to claim 6, it is characterized in that: be provided with between two described single line steel box-girder (1) and laterally strengthen coupling arrangement, described horizontal reinforcement coupling arrangement includes two-wire beam bridging horizontal-associate (9) being arranged between two single line steel box-girder (1), described two-wire beam bridging horizontal-associate (9) arranges together every 4m, and two-wire beam bridging horizontal-associate (9) is through the position of opening of the web of I-beam (7).
A kind of high-speed railway repairing beam that can be exchanged into permanent bridge structure the most according to claim 7, it is characterised in that: it is filled with the rapid hardening support grouting material for the concrete layer of the concrete layer of described I-beam (7) and both sides single line steel box-girder (1) being connected into entirety in described post-cast strip (81).
A kind of high-speed railway repairing beam that can be exchanged into permanent bridge structure the most according to claim 8, it is characterized in that: described horizontal reinforcement coupling arrangement includes the many transversely prestressed bars (10) being arranged between two single line steel box-girder (1), described single line steel box-girder (1) upper and lower is respectively arranged with transversely prestressed bars anchorage (112), and described transversely prestressed bars (10) connects by described transversely prestressed bars anchorage (112) is fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620422516.XU CN205501788U (en) | 2016-05-11 | 2016-05-11 | Convertiblely salvage roof beam for permanent bridge structures's high -speed railway |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620422516.XU CN205501788U (en) | 2016-05-11 | 2016-05-11 | Convertiblely salvage roof beam for permanent bridge structures's high -speed railway |
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| CN205501788U true CN205501788U (en) | 2016-08-24 |
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|---|---|---|---|
| CN201620422516.XU Expired - Fee Related CN205501788U (en) | 2016-05-11 | 2016-05-11 | Convertiblely salvage roof beam for permanent bridge structures's high -speed railway |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735101A (en) * | 2016-05-11 | 2016-07-06 | 石家庄铁道大学 | High-speed railway rush repair beam capable of being converted into permanent bridge structure, and rush repair method of high-speed railway rush repair beam |
| CN111424527A (en) * | 2020-03-04 | 2020-07-17 | 广西翔路建设有限责任公司 | Horizontal strutting arrangement of wave form steel web box girder bridge |
| CN111926677A (en) * | 2020-07-20 | 2020-11-13 | 深圳市市政设计研究院有限公司 | Built-in pipeline groove steel box girder combined beam bridge structure and construction method thereof |
-
2016
- 2016-05-11 CN CN201620422516.XU patent/CN205501788U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735101A (en) * | 2016-05-11 | 2016-07-06 | 石家庄铁道大学 | High-speed railway rush repair beam capable of being converted into permanent bridge structure, and rush repair method of high-speed railway rush repair beam |
| CN105735101B (en) * | 2016-05-11 | 2017-06-16 | 石家庄铁道大学 | A kind of high-speed railway repairing beam and its emergency repair method that can be exchanged into permanent bridge structure |
| CN111424527A (en) * | 2020-03-04 | 2020-07-17 | 广西翔路建设有限责任公司 | Horizontal strutting arrangement of wave form steel web box girder bridge |
| CN111926677A (en) * | 2020-07-20 | 2020-11-13 | 深圳市市政设计研究院有限公司 | Built-in pipeline groove steel box girder combined beam bridge structure and construction method thereof |
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