CN107059507B - A kind of curved section plate-type ballastless track track plates replacing options - Google Patents
A kind of curved section plate-type ballastless track track plates replacing options Download PDFInfo
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- CN107059507B CN107059507B CN201710344423.9A CN201710344423A CN107059507B CN 107059507 B CN107059507 B CN 107059507B CN 201710344423 A CN201710344423 A CN 201710344423A CN 107059507 B CN107059507 B CN 107059507B
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- 239000000725 suspension Substances 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 17
- 238000013519 translation Methods 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000004567 concrete Substances 0.000 description 8
- 239000012634 fragment Substances 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 6
- 238000011084 recovery Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000010426 asphalt Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 239000011376 self-consolidating concrete Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000000153 supplemental effect Effects 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 241001669679 Eleotris Species 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- -1 guiding ruler Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002789 length control Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 210000003296 saliva Anatomy 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2204/00—Characteristics of the track and its foundations
- E01B2204/06—Height or lateral adjustment means or positioning means for slabs, sleepers or rails
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The present invention relates to a kind of curved section plate-type ballastless track track plates replacing options, the replacing options are track plates Replacement procedure, specially after determining curved section track plates to be replaced, by its front and back, fastener unclamps certain length, high side rail is risen into certain altitude, after downside rail struts certain distance outward, the suspender with suspension centre is mounted on by track plates by track plates hole for hoist；Wherein downside suspension centre is located at track plates side, and high side suspension centre is located on the inside of high side rail；Gantry crane is sling track plates to downside direction transverse translation by the suspender, and lifting can be taken off old track plate upwards when high side track plates edge removes high side rail；More renew the inverse process that plate is above-mentioned operation, rear accurate adjustment opens route after restoring rail and fastener to new plate in place.
Description
Technical field
The invention belongs to high-speed railway plate type ballastless track maintenance and repair technology fields, and in particular to a kind of curved section is board-like
Ballastless track boards replacing options.
Background technique
Plate-type ballastless track is the state-of-the-art non-fragment orbit technology in the world today, is that China is built used by high-speed railway
Primary trace structural shape, Beijing-Tianjin, Shanghai-Hangzhou, Shanghai and Nanjing, Wuhan is intercity, Beijing-Shanghai, Harbin-to-Dalian, Beijing-to-Shijiazhuang force, Hangzhou-Zhejiang, Ningbo-Hangzhou, closes good fortune, saliva
The Qin, Shanghai elder brother breathe out the high-speed railways such as neat, Ning'an, Zheng Xu, Shen Dan and are all made of plate-type ballastless track pattern.Currently, China's plate-type ballastless
Track mainly has three kinds of I, II, III type of CRTS etc..Wherein, CRTS I-type plate-type non-fragment orbit is at cast-in-place armored concrete bottom
Mat formation precast track plate on seat, is adjusted by slurry placement layer, is limited by convex blocking platform, and adapt to ZPW-
The unit plate type ballastless track structure pattern of 2000 track circuits；CRTS II plate-type ballastless track is that track plates are dripped by cement
Green slurry placement layer is laid with the armored concrete bottom of the concrete support layer (roadbed, tunnel) or cast in situs that pave at the scene
On seat (bridge), and adapt to the vertical linking-board type ballastless track structure form of ZPW-2000 track circuit；III plate-type of CRTS is without the tiny fragments of stone, coal, etc.
Track is the reserved precast concrete rail for connecting reinforcing bar of mating formation on cast-in-place reinforced concrete footing or concrete support layer
Plate, centre setting self-compacting concrete filling layer, and adapt to the ballastless track structure pattern of ZPW-2000 track circuit.It is board-like
Non-fragment orbit eliminates the sleeper and railway roadbed of traditional Ballast track, directly supports steel using prefabricated reinforced concrete track plate
Rail, and filling concrete emulsified asphalt slurry or self-compacting concrete filling layer between track plates and concrete bed, tool
There are the technical advantages such as ride comfort is high, stability is good, long service life, durability is good, maintenance load is few.But with military service
The complicated reason such as the extension of time and geological condition variation, the individual track plate of plate-type ballastless track will appear partial deterioration feelings
Condition, when deterioration to a certain extent when, need the track plates to individual hurts to replace, with ensure non-fragment orbit safety,
Stability and long durability.
Currently, the method that replacement track plates use is to be initially switched off rail, the lifting appliance of second hand rail road vehicle is by hurt track
Plate removes, new-track plate moves into, and then welding locks rail again.Rail must be cut before changing plate using this method,
And same day skylight must carry out interim connection to rail and restore, rail must also be welded, be polished and seam inspection by changing after plate
Deng process is more；In addition, rail joint is increased, it is larger to rail failure.
The drawbacks of for cutting rail replacement track plates, carry out in the case of not cutting rail both at home and abroad, in Window time
Experimental study to track plates Replacement procedure tooling, but at present also in the pilot development stage, wherein a kind of patent " board-like nothing
Tiny fragments of stone, coal, etc. track boards more changing device and replacing options (201310108682.3) ", provide it is a kind of do not cut off rail in the case of, plate
Formula ballastless track boards more changing device and replacing options, but the patent in-site installation tooling is more, it is heavier, when being not easy to skylight
Between construct；And patent " a kind of subway changes wooden handcart and changes trigger group (201420251605.3) comprising what the subway changed wooden handcart " is used
Equipment enlarging, complicate, there is equipment fault problem when skylight operation, be difficult to handle, then directly affect route
It is open-minded on schedule, in addition, the patent is not suitable for the Replacement and Repair of high-speed rail railway ballastless track track plates also.It therefore, is basic solution
In the case of never cutting off rail, the quick-replaceable recovery technique problem of board-like ballastless track boards, system shape in Window time
At being respectively suitable for I, II, III plate-type non-fragment orbit straightway of CRTS, curved section plate-type ballastless track track plates replacement technology,
It is this field urgent problem to be solved.
Summary of the invention
The drawbacks of present invention is for track plates are replaced in the case of cutting rail, when having invented one kind suitable for skylight
Interior implementation, do not cut off rail in the case of method that curved section hurt track plates are replaced.The invention quick construction, reality
With reliable, cost economy, for realized in Window time to the Replacement and Repair of hurt track plates provide it is a kind of it is quick, convenient,
Practical, economic new method.
Above-mentioned purpose is implemented with the following technical solutions in the present invention:
The present invention relates to a kind of curved section plate-type ballastless track track plates replacing options, the replacing options be track plates more
Technique is changed, specially after determining curved section track plates to be replaced, fastener unclamps certain length by its front and back, by high side rail top
After high certain altitude, downside rail strut certain distance outward, the suspender with suspension centre is installed admittedly by track plates hole for hoist
Due to track plates；Wherein downside suspension centre is located at track plates side, and high side suspension centre is located above track plates on the inside of high side rail；Track
Crane is sling track plates to downside direction transverse translation by the suspender, when high side track plates edge removes high side rail to
Upper lifting can be taken off old track plate；More renew the inverse process that plate is above-mentioned operation, the rear accurate adjustment in place of new plate restores rail and buckles
After part, route is opened.
A kind of curved section plate-type ballastless track track plates replacing options, the track plates Replacement procedure are stopped by contact net
Electricity, raw sheet station acquisition and positioning mark, spare and accessory parts dismounting, the test of rail temperature, vertical lift rail, laterally support rail and real time monitoring, rail
Guidance tape and filling layer unsticking, old plate remove, the cleaning of unsticking layer surface, new plate moves into, track plates are slightly spread and accurate adjustment, rail and fastener
Recovery, route survey and fine tuning, time inspection are cleared out a gathering place, track condition tracking and monitoring step forms, specifically includes the following steps:
A, order is adjusted according to electricity, carries out contact net power failure, electrical verification, hanging ground-wire, and carry out correlative protection measure；Using bullet ink
Line, guiding ruler, steel ruler, string etc. are measured and are identified to the plane and elevation location of original track plate, and carry out data record, main
If between the relative position between original track plate and adjacent tracks plate, including horizontal position, distance between plates, plate between height difference, boss
Gap has the parameter of positioning track board status, and mark track plates remove, enter route and obviously indicate；
B, it removes and needs to change all spare and accessory parts on track plates, need to be lifted according to the dismounting of fastener model or strut within the scope of rail
Some or all of fastener；
C, rail temperature is surveyed, and is compared with actual lock rail temperature, is permitted according to rail maximum under the different track temperature difference
Perhaps rail amount, the amount of strutting are lifted from different release fastener length control cases, the top for carrying out rail lifts and struts operation；Rail amount to be lifted or
When the amount of strutting reaches design requirement, close vicinity is put in track lifting and the suitable cushion block of size or strut are set at a certain distance to lift
It rises or the rail after strutting support firm, the unexpected generation such as directly slide to avoid rail.
D, the suspender for having suspension centre is mounted on by track plates by track plates hole for hoist, is stopped at the gantry crane group for facing line
It is horizontal and lift by crane after certain altitude to downside direction transverse translation track plates, until rail that track plates are lifted by crane into lifting by the suspender
Guidance tape removes rail range, then hangs away track plates；
E, unsticking layer surface is checked, is polished flat, is cleaned out to residual scum；
F, new-track plate is moved into below rail using the inverse operation of D step；
G, new-track plate carries out extensive according to the original track board status of test, longitudinal and transverse to track plates progress using fine adjustment pawl,
Vertical direction is positioned by original track board status supplemental characteristic, and is checked track Board position；
H, rail dropped back into, retract original position, the fastener unclamped before and after plate will be changed and be screwed into recovery；
I, track condition is measured comprehensively before and after exchange plate location, is analyzed line style, is carried out based on the analysis results
Orbit trimming, it is ensured that Track regularity meets train and opens condition；
J, power supply ground wire is removed, track structure, geometric dimension is checked, site clearing comprehensively, tool is all removed
Route out opens route.
K, after line clear, using train operation stability indicator, the track knot of wirelessly or non-wirelessly transmission exchange plate section
Structure component stress, the stability indicator of track structure, orbit rigidity index, track structure component and vibration of foundation acceleration index
In one or more indexs monitored in real time.If there is exception, notifies at once and handle.
A kind of curved section plate-type ballastless track track plates replacing options, the suspender is by track plates hole for hoist across peace
Dress is fixed on track plates.
Compared with existing ballastless track boards replace technology, the invention has the following advantages that
(1) rail is not cut, route is disturbed small, small to rail failure.
(2) tooling device used in is light, and failure rate is low, highly-safe, it is ensured that does not influence next day driving.
(3) simple process is convenient for skylight organizing construction.
(4) rail jacking amount is small, does not need to change suspension centre, primary to lift.
(5) lifting can reduce lifting track plates and shake after track plates lift is flat, prevent the rail that collides with.
In conclusion the present invention and existing track plates replacing options are significantly different, and under conditions of not cutting off rail, benefit
Hurt track plates are replaced with Window time, and complete new tasks, the present invention such as track slab precision adjustment, recovery route of changing to have
Many advantages, the Technical Economies such as quick construction, cost economy, durable environmental protection, practical reliable, applicability height are significant.
Detailed description of the invention
Fig. 1 is that typical orbit plate provided by the present invention replaces construction flow chart.
Fig. 2 is typical rail jacking, struts in place, and hoisting device for track slab installs schematic diagram in place.
Fig. 3 is that typical track plates lift is flat, slings schematic diagram upwards.
Fig. 4 is that typical track plates laterally hang shifting schematic diagram.
Description of symbols:
1-left line central lines of track；2-1-high side rail；2-2-downside rail；3-track plates to be replaced；4-coagulations
Native boss block machine；5-concrete bottom seat boards；6-track plates holes for hoist；7-1-suspension centre one；7-2-suspension centre two；8-suspenders；
9-casting resins；10-cement emulsified asphalt mortar layers；11-lifting ropes；12-right line central lines of track.
Specific embodiment
Realization and possessed beneficial effect of the invention are introduced below by way of specific embodiment, but the present invention does not limit to
In this, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
Embodiment
The embodiment of the invention provides one kind to be used for I type ballastless track boards replacing options of two-wire curved section CRTS,
Fig. 1 is shown in process flow, and the method specifically includes the following contents:
(1) order is adjusted according to electricity, carries out contact net power failure, electrical verification, hanging ground-wire, and carry out correlative protection measure；Using bullet
The line of ink marker, guiding ruler, steel ruler, string etc. are measured and are identified to the plane and elevation location of original track plate, and carry out data record,
Relative position mainly between original track plate and adjacent tracks plate, including height difference, boss between horizontal position, distance between plates, plate
Gap has the parameter of positioning track board status, and mark track plates remove, enter route and obviously indicate；
(2) it removes and needs to change all spare and accessory parts on track plates, remove the tommyhead bolt and rail for needing jacking steel criterion to enclose interior fastener
Away from block and the anchor bolt of fastener within the scope of rail is strutted, while cutting original casting resin；
(3) it in-site measurement rail rail temperature and is compared, is unclamped before and after replacement track plates extremely with actual lock rail temperature
Few 15 meters of fastener；As shown in Fig. 2, rail of square steel 2-1 on track plates is risen 300mm, rail 2-2 struts 700mm；Then pass through
Suspender 8 is mounted on track plates 3 by track plates hole for hoist 6, is stopped at and is faced the gantry crane group of line 12 and be located at by the suspender 8
Lifting rope 11 is fixed on suspender 8 by the suspension centre 7-1 on the inside of rail and the suspension centre 7-2 positioned at track plates side section；
(4) such as Fig. 3, first track plates are hung flat, i.e., the motionless downside track plates of high side is first lifted by crane into 280mm；Then by track
Whole rise upwards of plate 3 slings 160mm, that is, is higher than 4 surface of concrete boss block machine, is lower than the bottom surface rail 2-1, and there are 20mm with
On safe distance；
(5) such as Fig. 4, crane is then operated by track plates 3 to downside direction transverse translation, is removed to 8 left side edge of suspender
Rail 2-1 inside edge range and guarantee 20mm or more safe distance, 3 bottom surface of track plates is higher than rail 2-2 top surface 20mm at this time
More than；So far, track plates 3 are not influenced by rail, can vertically be hung away to be shipped on flat car；
(6) 8 surface of unsticking layer cement asphalt mortar filling layer is checked, is polished flat to residual scum, clearly
Reason is clean；
(7) new-track plate is moved by original track Board position using the inverse operation of step (3-5)；
(8) new-track plate carries out extensive according to the original track board status of test, is carried out using fine adjustment pawl to track plates horizontal, high
Cheng Fangxiang is positioned by original track board status supplemental characteristic, and is checked track Board position；
(9) 2-1,2-2 rail are dropped back into original position, the fastener unclamped before and after plate will be changed and be screwed into recovery；When rail restores, together
Step carries out boss resin infusion；
(10) according to the track condition of new-track plate and off-seam state, it is determined whether board bottom injecting glue is carried out, if new-track
Board bottom and former unsticking surface off-seam are larger, hard injecting paste material injection will be filled fastly to new-track plate and former unsticking layer using slip casting machine
Gap, injecting paste material solidify rapidly, realize and position to new-track plate；
(11) exchange plate location before and after track condition measured comprehensively, line style is analyzed, based on the analysis results into
Row orbit trimming, it is ensured that Track regularity meets train and opens condition；
(12) power supply ground wire is removed, track structure, geometric dimension are checked comprehensively, site clearing, by tool whole
Route is withdrawn from, route is then opened；
(13) after line clear, using the train operation stability indicator of wireless transmission exchange plate section, track structure portion
Part stress, the stability indicator of track structure, orbit rigidity index, track structure component and vibration of foundation acceleration carry out real-time
Monitoring.If there is exception, notifies at once and handle.
Claims (5)
1. a kind of curved section plate-type ballastless track track plates replacing options, it is characterized in that: the replacing options comprise the steps of:
(1) contact net has a power failure；(2) it releases and is replaced the constraint of plate surrounding；(3) it removes and is replaced track plates upper fastener system, will be replaced
Fastener unclamps certain length before and after track plates；(4) high side rail is jacked into certain altitude, downside rail struts a spacing outward
From；(5) suspender with suspension centre is mounted on by track plates by track plates hole for hoist, wherein downside suspension centre is located at track plates
Side, high side suspension centre are located above track plates on the inside of high side rail；(6) track will be replaced by the suspender using gantry crane
Plate is sling, its level is made, and is risen upwards hanged when high side track plates edge removes high side rail to downside direction transverse translation
Old track plate out；(7) it is operated by step (4)~step (6) inverse process, hangs in new plate；(8) new plate accurate adjustment restores rail and buckles
Part opens route.
2. curved section plate-type ballastless track track plates replacing options as described in claim 1, it is characterised in that: the fastener
Length is unclamped by supportting distance outside the practical rail temperature of rail and the difference of fastening-down temperature of rail, high side rail steel rail top lifting height, downside rail steel rail
It determines, generally 10m~70m.
3. curved section plate-type ballastless track track plates replacing options as described in claim 1, it is characterised in that: the high side
Rail top lifting height determines by track plates superelevation amount, track board type, generally 10cm~40cm.
4. curved section plate-type ballastless track track plates replacing options as described in claim 1, it is characterised in that: the downside
Rail is parallel to track plates plane and struts outward, struts distance 50cm~90cm.
5. curved section plate-type ballastless track track plates replacing options as described in claim 1, it is characterised in that: the suspender
It is fixed on track plates by track plates hole for hoist, wherein downside suspension centre is located at track plates side, and high side suspension centre is located at track plates
On the inside of the high side rail of top, suspension centre is not needed to change during handling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344423.9A CN107059507B (en) | 2017-05-16 | 2017-05-16 | A kind of curved section plate-type ballastless track track plates replacing options |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710344423.9A CN107059507B (en) | 2017-05-16 | 2017-05-16 | A kind of curved section plate-type ballastless track track plates replacing options |
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| CN107059507A CN107059507A (en) | 2017-08-18 |
| CN107059507B true CN107059507B (en) | 2019-09-06 |
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| CN201710344423.9A Active CN107059507B (en) | 2017-05-16 | 2017-05-16 | A kind of curved section plate-type ballastless track track plates replacing options |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385456A (en) * | 2018-03-07 | 2018-08-10 | 中国铁道科学研究院铁道建筑研究所 | A kind of board-like ballastless track bed board integral replacing method of cast-in-place railway roadbed |
| CN108385451A (en) * | 2018-03-07 | 2018-08-10 | 中国铁道科学研究院铁道建筑研究所 | Board-like ballastless track boards replacing options under a kind of special operation condition |
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|---|---|---|---|---|
| SU1730319A1 (en) * | 1990-04-13 | 1992-04-30 | Центральный Научно-Испытательный Полигон-Филиал "Вниистройдормаш" | Device for replacement of railway sleepers |
| CN201501672U (en) * | 2009-09-24 | 2010-06-09 | 河北新大地机电制造有限公司 | Overturning machine of railway ballastless track board |
| CN103147370A (en) * | 2013-03-29 | 2013-06-12 | 中铁一局集团有限公司 | Device and method for replacing track slab of slab ballastless track |
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2017
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|---|---|---|---|---|
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| CN201501672U (en) * | 2009-09-24 | 2010-06-09 | 河北新大地机电制造有限公司 | Overturning machine of railway ballastless track board |
| CN103147370A (en) * | 2013-03-29 | 2013-06-12 | 中铁一局集团有限公司 | Device and method for replacing track slab of slab ballastless track |
| CN103966930A (en) * | 2014-04-16 | 2014-08-06 | 徐州徐工铁路装备有限公司 | Plate replacement device used for ballastless track of high-speed railway |
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| Title |
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| "不锯轨更换桥上CＲTSⅠ型轨研究与实践"道板;王涛等;《铁道工程学报》;20160331;第39-43页 |
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| Publication number | Publication date |
|---|---|
| CN107059507A (en) | 2017-08-18 |
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