CN106758590A - The construction beam and construction method of railroad track are changed under the conditions of for not stopping transport - Google Patents
The construction beam and construction method of railroad track are changed under the conditions of for not stopping transport Download PDFInfo
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- CN106758590A CN106758590A CN201611186826.7A CN201611186826A CN106758590A CN 106758590 A CN106758590 A CN 106758590A CN 201611186826 A CN201611186826 A CN 201611186826A CN 106758590 A CN106758590 A CN 106758590A
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- track
- construction
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- crossbeam
- longeron
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/02—Transporting, laying, removing, or renewing lengths of assembled track, assembled switches, or assembled crossings
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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
- E01D18/00—Bridges specially adapted for particular applications or functions not provided for elsewhere, e.g. aqueducts, bridges for supporting pipe-lines
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Railway Tracks (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The present invention relates to construction of railways field, the construction beam and construction method of railroad track are changed under the conditions of disclosing for not stopping transport, construction beam is used to be arranged at track to be replaced, including：Roadbed beam support, longeron, crossbeam and track support component；Under installment state, roadbed beam support is arranged at below the road bed of track to be replaced, and railroad track both sides are respectively disposed with longeron, and each longeron is along railroad track orientation stand between adjacent roadbed beam support, the many crossbeams being parallel to each other are set up between longeron, is removably secured between crossbeam and longeron；Track support component is set between crossbeam and rail, rail is fixed on crossbeam.By construction beam supporting rail at track to be replaced, normally run in the case of train load with being met.After to rail brace, in the empty window time, original orbital facilities are removed, and lay the orbital facilities of non-fragment orbit, and final Demolition Construction just beam, and then realize that the railroad track under the conditions of not stopping transport is changed, it is safe and stable, efficient.
Description
Technical field
The present invention relates to construction of railways field, in particular it relates to it is a kind of for not stopping transport under the conditions of change railroad track
Construction beam, and the construction method of railroad track is changed under the conditions of not stopping transport.
Background technology
At present both at home and abroad in railway, high-speed railway uses non-fragment orbit, and passenger-cargo fortune railway and heavy haul railway altogether are in bridge
And non-fragment orbit, such as Xikang line Qinling Mountains, peaceful western line East Qinling Range, the Wuqiaoling tunnel of Lan Xin line and Guizhou Province are used in major long tunnel more
Non-fragment orbit pattern is used in the main line railway major long tunnels such as osmanthus line, big beautiful line, the weight such as Sinorael road, Shanxi middle and south passage is covered
Carry railway and non-fragment orbit pattern is also all used in tunnel.Non-fragment orbit is with good structural continuity, stability；Durability
By force, maintainability is good, the features such as maintenance work amount is small, increasing extensive use is at home and abroad obtained in railway.
Built heavy haul railway continuing to increase with freight volume demand domestic at present, can not increasingly meet operation demand,
Simultaneously in tunnel Ballast track it is different degrees of there are problems that Base pond.In order to improve railway carrying capacity, it is necessary to increase machine
Axletree weight, renovates Disease in Tunnel Base, and its most basic solution can be just that Ballast track in tunnel is replaced by without the tiny fragments of stone, coal, etc.
Track, can both improve railway carrying capacity, and Base pond problem in tunnel can be reduced again.And how not influence to run bar
Ballast track in tunnel is carried out under part and is replaced by Construction of Ballastless Track, the constructing device and method of maturation are not yet formed at present.
The content of the invention
It is an object of the invention to provide it is a kind of for not stopping transport under the conditions of change railroad track construction beam and construction party
Method, the technology can solve the problem that under the conditions of not stopping transport the rail brace problem replaced with Ballast track in non-fragment orbit.
To achieve these goals, the construction of railroad track is changed under the conditions of present invention offer is a kind of for not stopping transport just
Beam, for being arranged at track to be replaced, it includes：Roadbed beam support, longeron, crossbeam and track support component；Wherein, in peace
Under dress state, the roadbed beam support is arranged at below the road bed of track to be replaced, and the both sides of railroad track are respectively disposed with
The longeron, each longeron is erected between two adjacent roadbed beam supports along the direction of railroad track, the longeron frame
If many crossbeams being parallel to each other, are removably secured between the crossbeam and the longeron；Set between the crossbeam and rail
Track support component is put, rail is fixed on the crossbeam.
Preferably, in being the rectangle like on side long with two longerons, the difference of diagonal is less than or equal to 15 millimeters.
Preferably, the longeron multigroup first mounting hole of spaced set in the axial direction, the two ends of the crossbeam set respectively
Put one group of second mounting hole；Iron seat is set on the first mounting hole described in every group, the crossbeam, described first are placed on the iron seat
Mounting hole is corresponding with second position of mounting hole, is used to wear attachment bolt.
Preferably, the track support component includes：Rubber mat plate, Insulation rail distance keeper, steel rail spring-bar fastener, the rubber
Backing plate is in the rail installation position of the crossbeam, and the rail is placed on the rubber mat plate, and the rail installation position is flat
Row also sets up the steel rail spring-bar fastener in the both sides on the crossbeam direction, the inner side of two steel rail spring-bar fasteners and institute
The Insulation rail distance keeper is set between the side for stating rail, and the steel rail spring-bar fastener is fixed on the crossbeam by fastener iron seat
On.
Preferably, when the applied environment of the construction beam is curved section track, the longeron top adds horizontal branch
Support, the roadbed beam support sets super-high structure.
Present invention also offers a kind of construction party for changing railroad track under the conditions of not stopping transport using the construction beam
Method, it includes：
The technical parameter of construction beam is determined according to railroad track situation；
At track to be replaced, the construction beam is set up；
Using section construction mode, non-fragment orbit replacing is carried out；
Remove the construction beam.
Preferably, the railroad track situation includes：The affiliated environment of track, track condition；Wherein, the affiliated ring of the track
Border includes：Railway bed, tunnel overhead transmission line, small culvert construction；The track condition includes：Circuit rail is not lighter than 43kg/
M, straight line and 3 in Curve Segment driving Maximum speed limit 35km/h；Gapless track location concrete tie temperature approach is ± 10 DEG C；Allow
The smallest curve radius of the construction of line is 180m, and sweep is less than 600m.
Preferably, the technical parameter of the construction beam includes：Length, width, the width of the longeron of construction beam, crossbeam
Width, steel rail spring-bar fastener, iron seat, bearing, Insulation rail distance keeper, fastener iron seat, the size of rubber mat plate.
Preferably, just beam includes the erection construction：
Multiple roadbed beam supports of preset height are positioned over the road bed lower section of track to be replaced；
Two side girders are positioned on the roadbed beam support；
Iron seat is placed on each group of the first mounting hole of longeron；
Multiple crossbeams are erected between two longerons one by one, one group of second mounting hole at crossbeam two ends is pacified with one group first
Dress hole site correspondence, wears connecting bolt and tightens；The crossbeam is between sleeper；
Rubber mat plate and Insulation rail distance keeper are installed in the rail installation position of each crossbeam, rail is placed in the rubber blanket
On plate, steel rail spring-bar fastener is installed between crossbeam and the rail.
Preferably, when the applied environment of the construction beam is curved section track, the longeron top adds horizontal branch
Support, the roadbed beam support sets super-high structure.
Preferably, it is described carry out non-fragment orbit change include：
After the construction beam is used for normal train load to be run, dismantling concrete sleeper；
Exclude the rubble at track to be replaced；
In tunnel bottom to the installing space that confession track plates base, track plates elastic insert, track plates are reserved between rail level；
In installing space bottom casting concrete, track plates base is built；
The crossbeam at track to be replaced is removed, track plates, elastic insert are laid on track plates base；
Spring fastener, fixed rail are installed on track plates.
By above-mentioned technical proposal, by construction beam supporting rail at track to be replaced, to meet train load feelings
Normal operation under condition.After to rail brace, in the empty window time, original orbital facilities are removed, and lay the track of non-fragment orbit
Facility, and final Demolition Construction just beam, and then realize that the railroad track under the conditions of not stopping transport is changed, it is safe and stable, efficient.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing is, for providing a further understanding of the present invention, and to constitute the part of specification, with following tool
Body implementation method is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structural representation of construction beam in one embodiment of the invention；
The enlarged drawing in Tu2Shi Tu1Zhong A areas；
The enlarged drawing in Tu3Shi Tu1Zhong B areas；
Fig. 4 is the erection schematic diagram of construction beam in one embodiment of the invention；
Fig. 5 is the scheme of installation of longeron in one embodiment of the invention；
Fig. 6 is the installation longitudinal profile schematic diagram of one embodiment of the invention middle cross beam；
Fig. 7 is that one embodiment of the invention middle cross beam installs horizontal section schematic diagram.
Description of reference numerals
1 longeron；2 crossbeams；3 iron seat；4 roadbed beam supports；5 track support components；6 road beds；7 sleepers；2.1 rubber blankets
Plate；2.2 fastener iron seat；2.3 Insulation rail distance keepers；2.4 rail；2.5 bolts；2.6 steel rail spring-bar fasteners.
Specific embodiment
Specific embodiment of the invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to limit the invention.
In the present invention, in the case where opposite explanation is not made, the noun of locality for using such as " upper and lower, left and right " is typically referred to
Orientation when article is normally placed, " inside and outside " refers to the inner space of object, exterior space.
Based on there presently does not exist ripe, effective, Ballast track carried out under the conditions of not stopping transport and is replaced to non-fragment orbit
Technology.This programme be given it is a kind of for not stopping transport under the conditions of change railroad track construction beam and construction method.
The construction beam is used to be arranged at track to be replaced, and it includes：Roadbed beam support, longeron, crossbeam and track branch
Support component；Wherein, in the mounted state, roadbed beam support is arranged at below the road bed of track to be replaced, and the two of railroad track
Side is respectively disposed with longeron, and each longeron is erected between two adjacent roadbed beam supports along the direction of railroad track, longeron frame
If many crossbeams being parallel to each other, are removably secured between crossbeam and longeron；Track support group is set between crossbeam and rail
Part, rail is fixed on crossbeam.
Railroad track replacing construction method under the conditions of the construction method is not stopped transport includes：Determined according to railroad track situation
The technical parameter of construction beam；At track to be replaced, above-mentioned construction beam is set up；Using section construction mode, nothing is carried out
Tiny fragments of stone, coal, etc. track is changed；Demolition Construction just beam.
By construction beam supporting rail at track to be replaced, to meet the normal operation in the case of train load.It is right
After rail brace, in empty window time, the original orbital facilities of dismounting, and the orbital facilities of non-fragment orbit are laid, and finally dismounting is applied
Work just beam, and then realize that the railroad track under the conditions of not stopping transport is changed, it is safe and stable, efficient.
Next, describing the technology in detail by some specific embodiments：
The construction beam that this programme is provided, changes the constructing operation of railroad track under the conditions of being applied to not stop transport.The construction
Just beam is arranged at track to be replaced in use, and as Figure 1-3, it includes：Roadbed beam support 4, longeron 1, crossbeam 2 and rail
Road support component 5.Longeron is arranged at the both sides of railroad track, can be side one, it is also possible to many of side.Crossbeam 2 is many
Root.Wherein, roadbed beam support 4 is arranged at the road bed of track to be replaced below 6, plays a part of support, the roadbed beam support 4
There can be a variety of presentation modes, such as：Mode one, complete strip solid bearing along the installation direction of longeron 1, both sides are indulged
Beam 1 is directly arranged on；Mode two, respectively along the strip solid bearing that two on the installation direction of two side girder 1 are independent, two
Root longeron 1 is correspondingly arranged on a strip solid bearing respectively；Mode three, based on mode one or mode two on the basis of,
Overall structure is uniformly broken as Split type structure, uniform (being based on uniform force, preferably) of multiple Split type structures or uneven arrangement.
Illustrated with the longeron of every side one, two longerons 1 are erected between two adjacent roadbed beam supports 4 along the direction of railroad track,
By bolt 2.5, (a kind of mode being detachably connected in other embodiments, can be adopted between longeron 1 and roadbed beam support 4
It is in other ways) fixed；Two longerons 1 set up many crossbeams 2 being parallel to each other, and bolt 2.5 is passed through between crossbeam 2 and longeron 1
It is fixed；Track support component 5 is set between crossbeam 2 and rail 2.4, rail 2.4 is fixed on crossbeam 2.Wherein roadbed beam
Bearing 4, longeron 1, the size of crossbeam 2, type, arrangement are (such as：Highly, width, spacing distance etc.) it is required for according to more
The scene at scene and the line conditions of railroad track are changed specifically to determine.
By taking 5.85m subgrade constructions just beam as an example, piece table is shown in Table 1.
Table 1
, it is necessary to position relationship between considering two longerons 1 in the erection process of longeron 1, and longeron 1 and roadbed beam branch
Position relationship between seat 4, first longeron 1 need to be in the middle part of roadbed beam support 4, and two longerons 1 stand on roadbed beam support 4
On can form rectangle like structure, two longerons 1 are two sides long of rectangle like, in order to reach two longerons 1 as far as possible
It is parallel to each other, it is determined that with two longerons 1 in the rectangle like on side long, the difference of diagonal is less than or equal to 15 millimeters.
Multigroup first mounting hole of spaced set in the axial direction of longeron 1, every group of first mounting hole can be 4,6, often
Multiple first mounting holes of group constitute a force structure for stabilization.The two ends of crossbeam 2 are respectively provided with one group of second mounting hole, the
Two mounting holes keep corresponding (position, size etc.) with the first mounting hole.In the junction of both longeron 1 and crossbeam 2, the two
Between set iron seat 3.Specifically, on every group of first mounting hole set iron seat 3, iron seat 3 on place crossbeam 2, the first mounting hole and
Second position of mounting hole correspondence, attachment bolt 2.5 is extended there through, and is tightened.
Similarly, it is also required to above-mentioned similar limit standard between two crossbeams 2.But based on being provided with multigroup on longeron 1
One mounting hole, therefore, the distribution to multigroup first mounting hole then requires the mounting hole of two adjacent groups first on longeron 1, vertical with another
The difference of the diagonal of the rectangle like of two group of first mounting hole composition corresponding on beam 1 is within a preset range.
Relevant track support component 5 mentioned above, it is mainly by rubber mat plate 2.1, Insulation rail distance keeper 2.3, rail bullet
Bar fastener 2.6 is constituted, and two rail installation positions for being used to place rail 2.4 are set on crossbeam 2, and rubber mat plate 2.1 is in crossbeam 2
Rail installation position on, rail 2.4 is placed on rubber mat plate 2.1, and both sides of the rail installation position on parallel to the direction of crossbeam 2 are also
There is provided steel rail spring-bar fastener 2.6, insulation rail is set between two inner sides and the side of rail 2.4 of steel rail spring-bar fastener 2.6
Away from block 2.3, steel rail spring-bar fastener 2.6 is fixed on crossbeam 2 by fastener iron seat 2.2.
In other embodiments, such as when the applied environment of construction beam is curved section track, the top of longeron 1 adds horizontal stroke
To support, roadbed beam support 4 sets super-high structure.
Next in being given by taking the longeron of every side one as an example to this technology using above-mentioned construction beam under the conditions of not stopping transport
The construction method of replacing railroad track be described in detail.The construction method it include：
Step 110, the technical parameter of construction beam is determined according to railroad track situation；
Railroad track situation includes：The affiliated environment of track, track condition；Wherein, the affiliated environment of track includes：Railway road
Base, tunnel overhead transmission line, small culvert construction；The track condition includes：Circuit rail is not lighter than 43kg/m, straight line and curve ground
Section driving Maximum speed limit 35km/h；Gapless track location concrete tie temperature approach is ± 10 DEG C；Allow the minimum of the construction of line
Sweep is 180m, and sweep is less than 600m；
The technical parameter of construction beam includes：Length, width, the width of the longeron 1 of construction beam, the width of crossbeam 2, steel
Rail elastic bar fastener 2.6, iron seat 3, bearing, Insulation rail distance keeper 2.3, the fastener iron seat 2.2, size of rubber mat plate 2.1.
Step 210, at track to be replaced, erection construction just beam；
As shown in Figure 4,5, the step includes installing longeron 1, crossbeam 2 and increases transverse direction and longitudinal direction support.Specially：
Step 210-1, multiple roadbed beam supports 4 of preset height are positioned over the lower section of road bed 6 of track to be replaced；
Height of support is calculated, roadbed beam support 4 is placed, big bearing or small bearing may be selected according to foundation bearing capacity
0.6x0.6m.Such as in curved section, superelevation is set by roadbed beam support 4；The top of longeron 1 adds cross-brace.
Step 210-2, two longerons 1 are positioned on roadbed beam support 4；
Two panels longeron 1 is placed on the carrier 4, its diagonal difference cannot be greater than 15mm.
Step 210-3, places iron seat 3 on each group of the first mounting hole of longeron 1；
Iron seat 3 is placed on longeron 1 has the side of hole portion position standby.
Step 210-4, multiple crossbeams 2 are erected between two longerons 1 one by one, and a group second of the two ends of crossbeam 2 is installed
The position of mounting hole of Kong Yuyi groups first correspondence, wears connecting bolt 2.5 and tightens；Crossbeam 2 is between sleeper 7；
As shown in Figure 6,7, between the position of installation crossbeam 2 is installed in two sleepers 7.Excavated between sleeper 7 0.35m ×
0.35m translots, while excavating translot should be spaced 1 position of crossbeam 2；
Crossbeam 2 is penetrated into translot, the connection hole position of longeron 1 is directed at, iron seat 3 is placed between longeron 1 and crossbeam 2 and by four
Hole position is aligned, adjustment crossbeam 2 position, tightens attachment bolt 2.5.
Step 210-5, installs rubber mat plate 2.1 and Insulation rail distance keeper in the installation position of rail 2.4 of each crossbeam 2
2.3, rail 2.4 is placed on rubber mat plate 2.1, and steel rail spring-bar fastener 2.6 is installed between crossbeam 2 and rail 2.4.
Rubber mat plate 2.1 and Insulation rail distance keeper 2.3 are installed, steel rail spring-bar fastener 2.6 is installed using special spring spanner.By
It is secondary to remove ballast aggregate, all crossbeams 2 are coupled in place as shown in Figure 6.In erection process, all bolts 2.5, rubber mat plate 2.1 and
Steel rail spring-bar fastener 2.6 must not neglected loading.
In other embodiments, stull should be added by stock longeron on curve using subgrade construction beam on curve, increases its transverse direction
Resistance, prevents rail expansion.
Step 310, carries out non-fragment orbit replacing；
The replacing of non-fragment orbit includes the construction of preparative work before construction and non-fragment orbit.
Preparative work before construction comprises the following steps：
310-1, confirms that construction beam being capable of safety supports under High-speed Train Loads.
310-2, removes original concrete sleeper 7, and is transported to safety zone, and train leading in the construction intermittent phase is not influenceed
OK.
310-3, excludes the whole rubbles for changing railway roadbed paragraph, and transport.
310-4, the distance of measurement tunnel bottom to rail level, it is ensured that track plates base, track plates elastic inserts, track plates
Installing space.
The construction of non-fragment orbit is illustrated by taking the plate-type fragment-free track slabs of CRTS 1 as an example, its main construction procedure bag
Include：
310-5, attachment rail board concrete base template, casting concrete.
310-6, after track plates base possesses some strength, lays track plates.
Laying track plates mainly comprise the following steps：
1) construction beam crossbeam is removed
Because of the crossbeam of construction beam 30cm high, and spacing is smaller, it is necessary to first remove crossbeam.Selection Window time section more long
Point construction, removes the crossbeam in 10m length ranges, it is contemplated that change 2 pieces of track plates.
2) track plates slightly spread
Track plates preferably use special construction apparatus to lay, and after being spread at the beginning of track plates, personnel and instrument are arranged immediately to track plates
Just successive step is carried out, track plates are adjusted to profile line position as far as possible.
3) track slab precision adjustment
Track slab precision adjustment is used from motion tracking total powerstation matches somebody with somebody velocity modulation frame, and the adjustment amount of track plates is adjusted by three-way jack
Section, stroke 0.5mm.3 in Curve Segment will adjust every piece of drift angle of track plates, and be checked with chord measurement.
4) temporary support track plates
Adjustable track board spacer, makes cushion block full of rail longitudinal direction, and horizontal each side more than 30cm enables train load
Enough uniformly transfer to bearing and tunnel bottom.Increase lateral rails plate stabilization to support.
5) CA mortar injections
The parameter that the stirring technique of mortar must set in strict accordance with mortar vehicle is stirred, and forbids anyone to adjust.
6) convex blocking platform concrete construction and perfusion resin
Afterwards during construction convex blocking platform, after 3 days, concrete is poured into a mould in the position of setting-out convex blocking platform to track plates perfusion mortar；First
During construction convex blocking platform, perfusion mortar carries out the resin infusion between track plates and convex blocking platform, it is ensured that gap is in 3- after 3 days
Between 6cm.
Step 410, Demolition Construction just beam.
After the completion of ballastless track structure construction, after mortar strength reaches design requirement, temporary construction just beam is removed.
After the completion of ballastless track structure construction, after mortar strength reaches design requirement, train passage need to be recovered, remove rail
Guidance tape is vertically and horizontally supported, and removes temporary construction just beam.Main to remove longeron and roadbed beam support, crossbeam is installed after all removing
Into track plates, you can remove main longitudinal grider.Then it is rapid to remove roadbed beam support.Polishing line facility, strengthens maintenance, in time treatment
Transfinite place.After circuit change tends towards stability, into next section of cycle operation.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention is not limited to above-mentioned reality
The detail in mode is applied, in range of the technology design of the invention, various letters can be carried out to technical scheme
Monotropic type, these simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means.In order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy is no longer separately illustrated.
Additionally, can also be combined between a variety of implementation methods of the invention, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (10)
1. it is a kind of for not stopping transport under the conditions of change railroad track construction beam, it is characterised in that it is to be replaced for being arranged at
At track, it includes：Roadbed beam support (4), longeron (1), crossbeam (2) and track support component (5)；Wherein, in installment state
Under, the roadbed beam support (4) is arranged at the road bed (6) of track to be replaced below, and the both sides of railroad track are respectively disposed with
The longeron (1), each longeron (1) is erected between adjacent roadbed beam support (4) along the direction of the railroad track, institute
The many crossbeams (2) being parallel to each other are set up between stating longeron (1), between the crossbeam (2) and the longeron (1) removably
It is fixed；Track support component (5) is set between the crossbeam (2) and rail (2.4), the rail (2.4) is fixed on institute
State on crossbeam (2).
2. construction beam as claimed in claim 1, it is characterised in that with the rectangle like that two longerons (1) are side long
In, the difference of diagonal is less than or equal to 15 millimeters.
3. construction beam as claimed in claim 1, it is characterised in that spaced set is multigroup in the axial direction for the longeron (1)
First mounting hole, the two ends of the crossbeam (2) are respectively provided with one group of second mounting hole；Iron is set on first mounting hole described in every group
Seat (3), the crossbeam (2) is placed on iron seat (3), and first mounting hole is corresponding with second position of mounting hole, uses
To wear bolt (2.5).
4. construction beam as claimed in claim 1, it is characterised in that the track support component (5) includes：Rubber mat plate
(2.1), Insulation rail distance keeper (2.3), steel rail spring-bar fastener (2.6), the steel of the rubber mat plate (2.1) in the crossbeam (2)
In rail installation position, the rail (2.4) is placed on the rubber mat plate (2.1), and the rail installation position is parallel to the horizontal stroke
Both sides on beam (2) direction also set up the steel rail spring-bar fastener (2.6), two inner sides of the steel rail spring-bar fastener (2.6)
The Insulation rail distance keeper (2.3) is set and the side of the rail (2.4) between, and the steel rail spring-bar fastener (2.6) is by button
Part iron seat (2.2) is fixed on the crossbeam (2).
5. the construction beam as described in claim any one of 1-4, it is characterised in that when the applied environment of the construction beam is
During curved section track, longeron (1) top adds cross-brace, and the roadbed beam support (4) sets super-high structure.
6. it is a kind of under the conditions of not stopping transport change railroad track construction method, it is characterised in that including：
The technical parameter of construction beam is determined according to railroad track situation；
At track to be replaced, construction beam described in claim any one of 1-5 is set up；
Using section construction mode, non-fragment orbit replacing is carried out；
Remove the construction beam.
7. construction method according to claim 6, it is characterised in that
The railroad track situation includes：The affiliated environment of track, track condition；Wherein, the affiliated environment of the track includes：Railway
Roadbed, tunnel overhead transmission line, small culvert construction；The track condition includes：Circuit rail is not lighter than 43kg/m, straight line and curve
Drive a vehicle Maximum speed limit 35km/h in location；Gapless track location concrete tie temperature approach is ± 10 DEG C；Allow the construction of line most
Small curve radius are 180m, and sweep is less than 600m；And/or,
The technical parameter of the construction beam includes：Length, width, the width of the longeron of construction beam, the width of crossbeam, rail
Elastic bar fastener, iron seat, bearing, Insulation rail distance keeper, fastener iron seat, the size of rubber mat plate.
8. construction method according to claim 6, it is characterised in that the erection method of the construction beam includes：
Multiple roadbed beam supports of preset height are positioned over the road bed lower section of track to be replaced；
Two side girders are positioned on the roadbed beam support；
Iron seat is placed on each group of the first mounting hole of longeron；
Multiple crossbeams are erected between two longerons one by one, one group of second mounting hole and one group of first mounting hole at crossbeam two ends
Position correspondence, wears connecting bolt and tightens；The crossbeam is between sleeper；
Rubber mat plate and Insulation rail distance keeper are installed in the rail installation position of each crossbeam, rail is placed in the rubber mat plate
On, steel rail spring-bar fastener is installed between crossbeam and the rail.
9. construction method according to claim 8, it is characterised in that when the applied environment of the construction beam is curved section
During track, the longeron top adds cross-brace, and the roadbed beam support sets super-high structure.
10. the construction method according to claim any one of 6-8, it is characterised in that the non-fragment orbit that carries out changes bag
Include：
After the construction beam is used for normal train load to be run, dismantling concrete sleeper；
Exclude the rubble at track to be replaced；
In tunnel bottom to the installing space that confession track plates base, track plates elastic insert, track plates are reserved between rail level；
In installing space bottom casting concrete, track plates base is built；
The crossbeam at track to be replaced is removed, track plates, elastic insert are laid on track plates base；
Spring fastener, fixed rail are installed on track plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611186826.7A CN106758590B (en) | 2016-12-20 | 2016-12-20 | Construction temporary beam for replacing railway track under non-stop condition and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611186826.7A CN106758590B (en) | 2016-12-20 | 2016-12-20 | Construction temporary beam for replacing railway track under non-stop condition and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106758590A true CN106758590A (en) | 2017-05-31 |
| CN106758590B CN106758590B (en) | 2020-09-04 |
Family
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| CN201611186826.7A Active CN106758590B (en) | 2016-12-20 | 2016-12-20 | Construction temporary beam for replacing railway track under non-stop condition and construction method |
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Cited By (7)
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| CN107268352A (en) * | 2017-08-03 | 2017-10-20 | 中国铁道科学研究院铁道建筑研究所 | Refoot the fixed track usage plan device of operation for tunnel |
| CN107489100A (en) * | 2017-08-03 | 2017-12-19 | 中铁上海工程局集团有限公司 | A kind of long sleeper rail of girder steel open bridge floors synthetic resin and its construction method |
| CN108239896A (en) * | 2018-03-21 | 2018-07-03 | 中铁二十三局集团第四工程有限公司 | Existing railway Disease Treatment of Foundation Base fixed track usage plan constructing structure and construction method |
| CN109183530A (en) * | 2018-09-29 | 2019-01-11 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | A kind of interim overhead device of route for non-fragment orbit Disease Treatment and method |
| CN111705567A (en) * | 2020-06-30 | 2020-09-25 | 汪美霞 | Urban rail transit line track laying and installing method |
| CN112832188A (en) * | 2021-01-07 | 2021-05-25 | 郑州铁路职业技术学院 | Railway track cleaning device |
| CN114606809A (en) * | 2022-03-05 | 2022-06-10 | 山东鲁道建设工程有限公司 | Construction temporary beam for replacing railway track under non-stop condition and construction method |
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| CN106049209A (en) * | 2016-07-28 | 2016-10-26 | 中铁第四勘察设计院集团有限公司 | Temporary steel rail supporting device for disassembling and replacing railway ballastless track supporting layers |
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| DE10353213B3 (en) * | 2003-11-13 | 2005-10-20 | Db Netz Ag | Process to change individual or yoked sleepers in railroad bridge construction involves pre-prepared sleepers with rails attached being put in place on girder chord of bridge |
| CN204080554U (en) * | 2014-09-29 | 2015-01-07 | 杭州地方铁路开发有限公司 | D type is beam adjusting insulation fastener system just |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268352A (en) * | 2017-08-03 | 2017-10-20 | 中国铁道科学研究院铁道建筑研究所 | Refoot the fixed track usage plan device of operation for tunnel |
| CN107489100A (en) * | 2017-08-03 | 2017-12-19 | 中铁上海工程局集团有限公司 | A kind of long sleeper rail of girder steel open bridge floors synthetic resin and its construction method |
| CN108239896A (en) * | 2018-03-21 | 2018-07-03 | 中铁二十三局集团第四工程有限公司 | Existing railway Disease Treatment of Foundation Base fixed track usage plan constructing structure and construction method |
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| CN111705567A (en) * | 2020-06-30 | 2020-09-25 | 汪美霞 | Urban rail transit line track laying and installing method |
| CN111705567B (en) * | 2020-06-30 | 2022-04-15 | 汪美霞 | Urban rail transit line track laying and installing method |
| CN112832188A (en) * | 2021-01-07 | 2021-05-25 | 郑州铁路职业技术学院 | Railway track cleaning device |
| CN114606809A (en) * | 2022-03-05 | 2022-06-10 | 山东鲁道建设工程有限公司 | Construction temporary beam for replacing railway track under non-stop condition and construction method |
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| CN106758590B (en) | 2020-09-04 |
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