CN107447598A - A kind of building method of railway roadbed changeover portion support meanss and railway roadbed changeover portion support system - Google Patents
A kind of building method of railway roadbed changeover portion support meanss and railway roadbed changeover portion support system Download PDFInfo
- Publication number
- CN107447598A CN107447598A CN201710707487.0A CN201710707487A CN107447598A CN 107447598 A CN107447598 A CN 107447598A CN 201710707487 A CN201710707487 A CN 201710707487A CN 107447598 A CN107447598 A CN 107447598A
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- CN
- China
- Prior art keywords
- support beam
- support
- changeover portion
- railway roadbed
- mounting hole
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B23/00—Easily dismountable or movable tracks, e.g. temporary railways; Details specially adapted therefor
- E01B23/10—Shiftable tracks for heavy loads, e.g. carrying excavators
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
A kind of railway roadbed changeover portion support meanss of disclosure, including the support beam located at shield section changeover portion bottom, support beam is used to support rail, wherein, support beam includes the first support beam and the second support beam, first support beam is fixedly connected with the second support beam, and support beam both ends are fixedly installed attached wall flange plate, and attached wall flange plate is mounted by means of bolts on shield section inwall.The railway roadbed changeover portion support meanss that the application provides can not carry out the concrete road bed paragraph poured by being temporarily installed at, the rail played as laying provides temporary transient supporting role, to meet to lay a railway track, construction is normally carried out, avoid construction speed from lagging, ensure that construction speed is completed in planning cycle.The application also provides a kind of building method of railway roadbed changeover portion support system, equally with above-mentioned beneficial effect.
Description
Technical field
The application is related to technical field of rail traffic, more specifically, more particularly to a kind of railway roadbed changeover portion support meanss,
The application further relates to the building method of railway roadbed changeover portion support system.
Background technology
In the Tunnel Engineering such as railway, highway, gas transmission, water power field, special tool of the shield excavation machine as tunnel piercing
Journey plant equipment has been widely used, and the transit tunnel excavated using shield excavation machine is commonly referred to as shield section, in track work
During Cheng Jianzhu, shield section can usually set the functional structure things such as transverse passage-way, waste water pump house, cause construction speed stagnant
Afterwards, have a strong impact on that ballastless track is laid a railway track construction.
In the Tunnel Engineering process of construction such as railway, to reach emergency evacuation and dewatering needs, the shield of urban rail transit engineering
Structure section is provided with service channel and waste water pump house, and waste water pump house is standing on interval circuit minimum point.Monolithic Track Bed Construction is completed
Afterwards, the waste water flowed in shield section is imported in the waste water pump room of section through railway roadbed reserved water bank railway roadbed longitudinal slope.In waste water pump house
Provided with immersible pump, waste water lifting to ground pressure release heel row will be collected and enter municipal drainage pipeline networks.
According to geological condition, service channel and waste water pump house are constructed frequently with freezing, and this method is in predetermined section of jurisdiction position
Perforate is put, sets cryovial, cryovial is buried at predetermined intervals in the earth formation, and freezing liquid circulates on freezing pipe, then around pipe
Interstitial water in stratum generates annual ring shape frozen soil centered on pipe, and neighbouring frozen soil post links together, and forms seepproof screen.Its
Middle cryovial need to reserve suitable length as working edge in the range of shield, and lay the pipeline for circulation.It is logical according to contact
Road/waste water pump house length, general cooling time are 40 days or so.Consider the structure construction time, service channel or waste water pump house are applied
The work deadline needs to complete for 2 months.Influenceed due to being reserved working edge by cryovial and excavating the factor such as unearthed, therefore
Construction operation of laying a railway track can not be normally carried out in two months of transverse passage-way or waste water pump house construction period, causes construction speed to lag,
Have a strong impact on that track is laid a railway track the progress of construction.
On the premise of how being to ensure that construction safety, the concrete road bed paragraph temporary construction one poured can not carried out
Kind railway roadbed changeover portion support meanss build a kind of railway roadbed changeover portion support system, and to meet to lay a railway track, construction is normally carried out,
As those skilled in the art's technical problem urgently to be resolved hurrily.
The content of the invention
In order to solve the above technical problems, the application provides a kind of railway roadbed changeover portion support meanss, it can be temporarily mounted to
The concrete road bed paragraph poured can not be carried out, temporary transient supporting role is provided for the rail of laying, to meet to lay a railway track construction just
Often carry out, avoid construction speed from lagging, ensure that construction speed is completed in planning cycle, the application also provides a kind of railway roadbed transition
The building method of section support system, equally with above-mentioned beneficial effect.
The technical scheme that the application provides is as follows：
A kind of railway roadbed changeover portion support meanss, including：Support beam located at shield section changeover portion bottom, support beam
For supporting rail, wherein, the support beam includes the first support beam and the second support beam, first support beam
It is fixedly connected with second support beam, support beam both ends are fixedly installed attached wall flange plate, and attached wall flange plate passes through spiral shell
Bolt is fixedly mounted on shield section inwall.
Further, in a kind of preferable mode of the present invention, the first support beam is fixedly connected with the second support beam
Specially：The one end of first support beam and the second support beam away from shield section inwall is equipped with the first mounting hole, railway roadbed
Changeover portion support meanss also include strap, and strap is provided with the second mounting hole to match with the first mounting hole, peace
First support beam, the second support beam, strap are fixedly linked by dress bolt by the first mounting hole, the second mounting hole.
Specifically, installation bolt is expansion bolt.
Further, in a kind of preferable mode of the present invention, railway roadbed changeover portion support meanss also include rail distance rod, institute
State rail distance rod to be removably mounted between two rails being set up in the support beam, for adjusting and consolidating rail
The distance between.
Further, in a kind of preferable mode of the present invention, railway roadbed changeover portion support meanss also include pressure mechanism, pressure
Force mechanisms include pressure block, the pressure portion being installed on pressure block, and pressure portion includes the installation portion on pressure block, located at peace
Rail side pressure piece in dress portion, rail side pressure piece are used to be attached to rail base to limit the upward motion of rail.
Further, in a kind of preferable mode of the present invention, railway roadbed changeover portion support meanss also include crossbeam pillar, horizontal
Beam stanchion one end is installed on shield section inwall bottom, and the other end is connected with support beam, for supporting support beam.
Specifically, the crossbeam pillar other end is fixedly connected in the middle part of support beam.
Further, in a kind of preferable mode of the present invention, support beam is made of 20b model I-steel.
Further, in a kind of preferable mode of the present invention, the distance between adjacent support beam is specially
120cm。
A kind of building method of railway roadbed changeover portion support system, comprises the following steps：
Support beam both ends are respectively installed with an attached wall flange plate, by installation bolt by attached wall flange plate and shield
Section of jurisdiction connects；
Ballastless track bearing of trend equidistantly installs support beam in shield section；
Each support beam bottom is set into crossbeam pillar, for being supported reinforcing to support beam.
Further, in a kind of preferable mode of the present invention, support beam is by the first support beam, the second support beam
Composition, the one end of the first support beam and the second support beam away from shield section inwall offer the first mounting hole, use
Strap with the second mounting hole to match with the first mounting hole, the first mounting hole is coaxially right with the second mounting hole
Together, by installation bolt through the first mounting hole, the second mounting hole by the first support beam, the second support beam, strap
It is fixedly linked.
Further, in a kind of preferable mode of the present invention, support beam selects 20b model I-steel, and support is horizontal
Beam both ends termination cuts into after the shape consistent with section of jurisdiction radian in shield section and welded with attached wall flange plate, by with attached wall method
Support beam is fixed on the inwall of shield section by the blue matching used expansion bolt of piece.
Further, in a kind of preferable mode of the present invention, the support beam installation in railway roadbed changeover portion
Afterwards, start to carry out finishing to line track, repeat to carry out test run pressure road until track geometry status is stable using railcar.
Further, in a kind of preferable mode of the present invention, after support beam installation, set up in support beam
The section of track, and rail distance rod is set in the section of track first-class spacing and shored for a pair, for preventing track overall offset.
A kind of railway roadbed changeover portion support meanss provided by the invention, including the support located at shield section changeover portion bottom are horizontal
Beam, support beam both ends are fixedly installed attached wall flange plate, and attached wall flange plate is mounted by means of bolts on shield section inwall,
In this way, support beam both ends can be firmly fixed at the shield duct piece in shield section, so as to can be spread in support beam temporarily
If rail, to ensure that machine was laid temporarily, meeting that subsequent paragraph is constructed, being unlikely to because nothing be present at transverse passage-way or waste water pump house etc.
The harmful effect that method carries out the paragraph of railway roadbed concreting and causes construction speed to lag, the railway roadbed changeover portion that the application provides
For support meanss by being arranged in the changeover portion of shield section, it is available for the laying of interim rail so that the goods and materials in engineering construction are just
Often transport, compared with construction speed now, eliminate construction speed hysteresis harmful effect, largely improve construct into
Degree, ensureing the building method for the railway roadbed changeover portion support system that engineering is completed in planning cycle, and the application provides equally has
Above-mentioned beneficial effect.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of application, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is layout drawing of the railway roadbed changeover portion support meanss provided in an embodiment of the present invention in shield section；
Fig. 2 is the structural representation of railway roadbed changeover portion support meanss provided in an embodiment of the present invention.
Embodiment
In order that those skilled in the art more fully understands the technical scheme in the application, it is real below in conjunction with the application
Technical scheme in the embodiment of the present application is clearly and completely described the accompanying drawing applied in example, it is clear that described embodiment
The only part of the embodiment of the application, rather than whole embodiments.It is common based on the embodiment in the application, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model of the application protection
Enclose.
Please as shown in Figure 1 to Figure 2, the embodiment of the present application provides a kind of railway roadbed changeover portion support meanss,：Located at shield section
The support beam 1 of changeover portion bottom, support beam 1 are used to support rail, wherein, it is horizontal that the support beam 1 includes the first support
The support beam 12 of beam 11 and second, first support beam 11 are fixedly connected with second support beam 12, support beam 1
Both ends are fixedly installed attached wall flange plate 2, and attached wall flange plate 2 is mounted by means of bolts on shield section inwall.
Support beam 1 is made up of the first support beam 11, the second support beam 12 to be advantageous to facilitate the later stage to take out support horizontal stroke
Beam, the progress of construction is accelerated to a certain extent.
A kind of railway roadbed changeover portion support meanss provided in an embodiment of the present invention, including located at shield section changeover portion bottom
Support beam 1, the both ends of support beam 1 are fixedly installed attached wall flange plate 2, and attached wall flange plate 2 is mounted by means of bolts on shield
Structure section inwall, in this way, the both ends of support beam 1 can be firmly fixed at the shield duct piece in shield section, in support beam 1
Rail can be laid temporarily, to ensure that machine was laid temporarily, met that subsequent paragraph is constructed, be unlikely to because at transverse passage-way or waste water pump house
The harmful effect that can not be carried out the paragraph of railway roadbed concreting Deng presence and cause construction speed to lag, the road that the application provides
Bed changeover portion support meanss are by being arranged in the changeover portion of shield section, and it is available for the laying of interim rail so that in engineering construction
Goods and materials normally transport, compared with construction speed now, eliminate construction speed hysteresis harmful effect, largely improve
Construction speed, ensure that engineering is completed in planning cycle.
In the embodiment of the present invention, the first support beam 11 is fixedly connected specially with the end face of the second support beam 12：First
The one end of the support beam 12 of support beam 11 and second away from shield section inwall is equipped with the first mounting hole, railway roadbed changeover portion branch
Support arrangement also includes strap, and strap 3 is provided with the second mounting hole to match with the first mounting hole, and installation bolt is led to
Cross the first mounting hole, the first support beam, the second support beam, strap 3 are fixedly linked by the second mounting hole.
Specifically, installation bolt is specially expansion bolt.
In railway roadbed changeover portion support meanss provided in an embodiment of the present invention, by service channel, waste water pump house both sides
The changeover portion section of track is set in the range of each about 25 meters, and the changeover portion section of track is made up of the short pillow of concrete, the assembled support beam under the section of track
1, the both ends of support beam 1 are connected by attached wall flange using supporting expansion bolt with shield duct piece respectively.I-steel top surface absolute altitude
Rail top surface absolute altitude is designed according to the paragraph to determine, support beam top surface keep level, it is ensured that section of track uniform force.
In the embodiment of the present invention, railway roadbed changeover portion support meanss also include rail distance rod, and the rail distance rod is removably
Between two rails being set up in the support beam, for adjusting and consolidating the distance between rail, and can
Mitigate the overall offset of track.
In the embodiment of the present invention, railway roadbed changeover portion support meanss also include pressure mechanism, and pressure mechanism includes pressure block, peace
Loaded on the pressure portion on pressure block, pressure portion is including the installation portion on pressure block, the rail side pressure piece on installation portion,
Rail side pressure piece is used to be attached to rail base to limit the upward motion of rail.
In the embodiment of the present invention, railway roadbed changeover portion support meanss also include crossbeam pillar 4, and the one end of crossbeam pillar 4 is installed on
Shield section inwall bottom, the other end are connected with support beam 1, for supporting support beam 1.
Specifically, support beam 1 is made of 20b model I-steel.
More specifically, the distance between adjacent support beam 1 is specially 120cm.
A kind of building method of railway roadbed changeover portion support system, comprises the following steps：
The both ends of support beam 1 are respectively installed with an attached wall flange plate 2, by installation bolt by attached wall flange plate and shield
Structure section of jurisdiction connects；
Ballastless track bearing of trend equidistantly installs support beam 1 in shield section；
Each bottom of support beam 1 is set into crossbeam pillar 4, for being supported reinforcing to support beam 1.
Wherein, support beam 1 is made up of the first support beam 11, the second support beam 12, the first support beam 11 and
The one end of two support beams 12 away from shield section inwall offers the first mounting hole, using with the first mounting hole phase
The strap for the second mounting hole matched somebody with somebody, by the first mounting hole and the second mounting hole co-axially align, by installation bolt through the
First support beam 11, the second support beam 12, strap 3 are fixedly linked by one mounting hole, the second mounting hole.
Wherein, support beam 1 select 20b model I-steel, by the both ends termination of support beam 1 cut into in shield section
Welded after the consistent shape of section of jurisdiction radian with attached wall flange plate 2, by that will be propped up with 2 matching used expansion bolt of attached wall flange plate
Support crossbeam 1 is fixed on the inwall of shield section.
Wherein, after the installation of support beam 1 in railway roadbed changeover portion, start to carry out finishing to line track, adopt
Repeat to carry out test run pressure road until track geometry status is stable with railcar.
Wherein, after the installation of support beam 1, the section of track is set up in support beam 1, and rail is set in the section of track first-class spacing
Shored away from pull bar and a pair, for preventing track overall offset.
The building method for the railway roadbed changeover portion support system that the application provides, pass through the nothing such as at transverse passage-way or waste water pump house
Method carries out the paragraph of railway roadbed concreting, sets base-supporting I-steel to be supported, reinforce in section of track rail foot, ensures machine
Paving temporarily by, with meet subsequent paragraph construct, eliminate construction speed hysteresis harmful effect, largely improve and apply
Work progress, ensure that engineering is completed in planning cycle.
The Specific construction order of the railway roadbed changeover portion support system that the application provides in actual applications is as follows：
Step 1: section of track assembling, erection
Concrete crosstie section of track assembling is carried out by fastener type, the sleeper spacing of design requirement in tracklaying base, is assembled
The section of track, to railcar, then is transported to job site by base gantry crane lifting, is hung to changeover portion and laid a railway track work by straddle truck of laying a railway track
Industry place, track panel supporting rack installation, orbit adjusting are carried out according to the construction technology of laying solid concrete roabed, track need to be adjusted to design
Absolute altitude.
Step 2: railway roadbed changeover portion support frame is installed
In each setting ballastless track engineering railway roadbed changeover portion support frame about in the range of 25m in service channel center to both sides
System, support frame method to set up are along circuit longitudinal direction about one group of subunit ballastless track engineering railway roadbed changeover portion branch of every 1.2 meters of settings
Support, the subunit ballastless track engineering specific length of railway roadbed changeover portion support frame measure according to the line track absolute altitude after accurate adjustment
Two rails bottom line extends to the length of tunnel wall, and support beam total length is made according to this length blanking.
Support beam preferentially selects 20b model I-steel, and I-steel termination cuts into rear and attached wall consistent with section of jurisdiction radian
Flange 2 welds, by the way that the support beam 1 after welding is fixed on into shield wall with 2 matching used expansion bolt of attached wall flange plate
On.Support beam is taken out for the ease of the later stage, support beam 1 is made up of the first support beam 11, the second support beam 12.And lead to
Honeycomb sandwich plate 3 is crossed to connect support beam 1.The bottom of support beam 1 sets crossbeam pillar 4 to be supported reinforcing, to meet stress
It is required that.
Step 3: the section of track is reinforced and safeguarded
After ballastless track engineering railway roadbed changeover portion support frame installation, finishing should be carried out to line track again and adopted
Test run pressure road is carried out with railcar.It is repeated until track geometry status is stable.About setting one is also needed on the section of track every 3m
Individual rail distance rod and shore for a pair, to prevent track overall offset.
After the interim section of track enters normal operating condition, special messenger should be regularly scheduled and safeguard, maintain, and send full-time security official and line
Road work carries out the investigation of potential safety hazard, ensures that line track state meets to require.Safeguard, the cycle of maintenance is about 1 day.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
- A kind of 1. railway roadbed changeover portion support meanss, it is characterised in that including：Support located at shield section changeover portion bottom is horizontal Beam, the support beam are used to support rail, wherein, the support beam includes the first support beam and the second support beam, First support beam is fixedly connected with second support beam, and the support beam both ends are fixedly installed attached wall flange Piece, the attached wall flange plate are mounted by means of bolts on shield section inwall.
- 2. railway roadbed changeover portion support meanss according to claim 1, it is characterised in that first support beam and described Second support beam is fixedly connected specially：First support beam and second support beam are away from shield section inwall One end be equipped with the first mounting hole, the railway roadbed changeover portion support meanss also include strap, set on the strap There is the second mounting hole to match with first mounting hole, installation bolt passes through first mounting hole, second installation First support beam, second support beam, the strap are fixedly linked by hole.
- 3. railway roadbed changeover portion support meanss according to claim 1, it is characterised in that the railway roadbed changeover portion support meanss Also including rail distance rod, the rail distance rod is removably mounted between two rails being set up in the support beam, For adjusting and consolidating the distance between rail.
- 4. railway roadbed changeover portion support meanss according to claim 1, it is characterised in that the railway roadbed changeover portion support meanss Also include pressure mechanism, the pressure mechanism includes pressure block, the pressure portion being installed on the pressure block, the pressure portion bag The installation portion on the pressure block, the rail side pressure piece on the installation portion are included, rail side pressure piece is used to press Rail base is invested to limit the upward motion of rail.
- 5. railway roadbed changeover portion support meanss according to claim 1, it is characterised in that the railway roadbed changeover portion support meanss Also include crossbeam pillar, described crossbeam pillar one end is installed on shield section inwall bottom, and the other end connects with the support beam Connect, for supporting the support beam.
- 6. a kind of building method of railway roadbed changeover portion support system, it is characterised in that comprise the following steps：Support beam both ends are respectively installed with an attached wall flange plate, by installation bolt by attached wall flange plate and shield duct piece Connection；Ballastless track bearing of trend equidistantly installs the support beam in shield section；Each support beam bottom is set into crossbeam pillar, for being supported reinforcing to the support beam.
- 7. the building method of railway roadbed changeover portion support system according to claim 6, it is characterised in that the support beam By the first support beam, the second support beam composition, first support beam and second support beam are away from shield area Between one end of inwall offer the first mounting hole, using consolidating with the second mounting hole to match with first mounting hole Clamp plate, by the first mounting hole and the second mounting hole co-axially align, by installation bolt through first mounting hole, described the First support beam, second support beam, the strap are fixedly linked by two mounting holes.
- 8. the building method of railway roadbed changeover portion support system according to claim 6, it is characterised in that the support beam From 20b model I-steel, support beam both ends termination is cut into the shape consistent with section of jurisdiction radian in shield section Welded afterwards with the attached wall flange plate, by being fixed on the support beam with the matching used expansion bolt of attached wall flange plate On the inwall of shield section.
- 9. the building method of railway roadbed changeover portion support system according to claim 8, it is characterised in that the support beam After installation, the section of track is set up in the support beam, and one rail distance rod and a pair of tops are set in the first-class spacing of the section of track Support, for preventing track overall offset.
- 10. the building method of railway roadbed changeover portion support system according to claim 9, it is characterised in that located at railway roadbed mistake After crossing the support beam installation in section, start to carry out finishing to line track, repeat to carry out using railcar Test run pressure road is until track geometry status is stable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710707487.0A CN107447598A (en) | 2017-08-17 | 2017-08-17 | A kind of building method of railway roadbed changeover portion support meanss and railway roadbed changeover portion support system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710707487.0A CN107447598A (en) | 2017-08-17 | 2017-08-17 | A kind of building method of railway roadbed changeover portion support meanss and railway roadbed changeover portion support system |
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| CN107447598A true CN107447598A (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710707487.0A Pending CN107447598A (en) | 2017-08-17 | 2017-08-17 | A kind of building method of railway roadbed changeover portion support meanss and railway roadbed changeover portion support system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108396601A (en) * | 2018-01-18 | 2018-08-14 | 倪惠芳 | A install ground rail fast for aerospace equipment is carried |
| CN111502693A (en) * | 2020-04-11 | 2020-08-07 | 中铁二院工程集团有限责任公司 | Inner bottom filling type shield tunnel lining structure |
| CN112411268A (en) * | 2020-12-04 | 2021-02-26 | 中建八局轨道交通建设有限公司 | Shield electric locomotive marshalling track system self-adapting to duct piece radian and construction method thereof |
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| CN108396601A (en) * | 2018-01-18 | 2018-08-14 | 倪惠芳 | A install ground rail fast for aerospace equipment is carried |
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| CN112411268A (en) * | 2020-12-04 | 2021-02-26 | 中建八局轨道交通建设有限公司 | Shield electric locomotive marshalling track system self-adapting to duct piece radian and construction method thereof |
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Application publication date: 20171208 |