CN105625104B - A kind of Prefabricated slab type vibration damping track system and matching operation method - Google Patents
A kind of Prefabricated slab type vibration damping track system and matching operation method Download PDFInfo
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- CN105625104B CN105625104B CN201610013534.7A CN201610013534A CN105625104B CN 105625104 B CN105625104 B CN 105625104B CN 201610013534 A CN201610013534 A CN 201610013534A CN 105625104 B CN105625104 B CN 105625104B
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- track plates
- track
- elastic insert
- vibration damping
- plates
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- 238000005259 measurement Methods 0.000 claims abstract description 9
- 238000012407 engineering method Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 6
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- 230000007246 mechanism Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
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- 238000013461 design Methods 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 3
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- 230000000903 blocking effect Effects 0.000 description 9
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- 238000010586 diagram Methods 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
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- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 241001669679 Eleotris Species 0.000 description 2
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- 239000011230 binding agent Substances 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 2
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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
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
- E01B1/002—Ballastless track, e.g. concrete slab trackway, or with asphalt layers
-
- 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
- E01B1/002—Ballastless track, e.g. concrete slab trackway, or with asphalt layers
- E01B1/004—Ballastless track, e.g. concrete slab trackway, or with asphalt layers with prefabricated elements embedded in fresh concrete or asphalt
-
- 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
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/005—Making of concrete parts of the track in situ
-
- 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
- E01B2204/01—Elastic layers other than rail-pads, e.g. sleeper-shoes, bituconcrete
-
- 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
-
- 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
- E01B2204/10—Making longitudinal or transverse sleepers or slabs in situ or embedding them
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Railway Tracks (AREA)
- Vibration Prevention Devices (AREA)
- Foundations (AREA)
Abstract
The present invention relates to a kind of Prefabricated slab type vibration damping track systems and matching operation engineering method track structure system to be made of rail, fastener, prefabricated board, elastic insert, sealing shroud, one-above-the-other layout, filled layer etc..Elastic insert can be combined into one with prefabricated board in factory.Track plates can be reserved with 13 holes (perfusion filled layer, observation perfusion state with) of penetrating orbit plate thickness direction, installation support leg preformed hole, installation measurement and positioning mark hole, the centering label for being laid with positioning, the built-in fitting of elastic insert composite joint, the lifting pre-buried component etc. for hanging the longitudinally connected built-in fitting of nail, track plates, installing conductor rail according to requirement of engineering.The laying of precast track plate uses the deployment equipments such as fortune wooden handcart, trolley, accurate adjustment trolley, have the characteristics that working procedure is simple, speed of application is fast, construction precision is high, orbital forcing is good, labor intensity is low, and solve operation after track plates, elastic insert replace convenience issue.
Description
Technical field
The present invention relates to the vibration damping field of rail traffic more particularly to a kind of Prefabricated slab type vibration damping track system and match
Cover construction method.
Background technology
Develop with the large scale networkization of urban track traffic, the Construction of Urban Rail Traffic duration day is becoming tight, track
Structure construction process is opened the service time because more closing on, and duration pressure is especially prominent, a general subway line 9 months or so
Lay a railway track the duration often be compressed into 6 months even it is shorter, traditional track structure pattern determine its construction operation link it is more, with people
Based on the industry that works, the features such as construction precision is not easy to control and construction speed is slow.It is pressed in integral construction duration and duration of laying a railway track
In the case of contracting, construction precision has been seriously affected and quality of laying a railway track, lead to the Track regularity to put into effect and run vehicle
Comfort is deteriorated, and track disease takes place frequently, ambient vibration and noise problem aggravation.
Traditional vibration damping track is using the construction method of live assembling reinforcement, cast-in-place concrete, general daily construction
Speed is 25m to 50m, and construction number needs 80 to 100 people, and cast-in-place concrete amount is big, especially due to work surface in shield tunnel
Narrow and a large amount of manual work link leads to that construction precision is not high, working efficiency is low, and security risk is higher, designs, applies
Work and the cost of maintenance are consequently increased.In addition, the diseases of railway line in cast-in-place damper rail location happens occasionally, as railway roadbed holds
It is easy to crack etc..
For this purpose, the present invention designer in view of drawbacks described above, by designing with great concentration and a large amount of experimental study, it is proposed that one
Kind Prefabricated slab type vibration damping track system, and the rapid constructing method and construction equipment mating with the construction, to overcome at present
Many defects existing for vibration damping track system.
Invention content
The purpose of the present invention is to provide a kind of rail traffic new precast panel formula, the adjustable damper rails of damping property
Structural system.The track structure system is suitable for various track vibration-reducing demands, is manufactured using batch production, realizes increasingly automated special
It is laid with equipment, has the characteristics that speed of application is fast, track structure precision is high, Track regularity is good, can effectively overcome existing rail
Road structural system (including vibration damping and non-vibration damping track) there are the problem of.
To solve the above problems, the invention discloses a kind of new precast panel formula vibration damping track system and matching operations
Engineering method.
The damping property of new precast panel formula vibration damping track system is adjustable, is suitable for manual or automaticization special equipment
It is laid with, is supported using adjustable interim vertical supporting device (support leg), which includes prefabrication successively
High-precision orbital plate, in a special manner compound (can factory in compound or construction site compound) track plates surface elastic insert,
The interim vertical supporting device of adjustable support height, rear-casting type track plates spud pile and track plates lower part it is cast-in-place self-compaction it is mixed
Solidifying soil or other etc. mobility preferably tie hardness backfilling material.The main construction technology sequence of new precast panel formula damper rail
It is：→ in factory or live combined vibration-damping bed course → Special decking is used to equip in factory or produced on-site pre-track harden structure
To track plates carry out high accuracy positioning → using vertical supporting device track plates be fixed temporarily → it is primary or point fill several times
Note the Concrete Filled layer below track plates.
1, the sign of new precast panel formula vibration damping track system is：
1) the prefabricated high-precision armored concrete track plates of high-precision mold are used in factory or scene.
2) track plates upper surface is horizontal plane or herringbone slope form.Track plates sections is polygon, circular tunnel
Section both sides are slope structure, to enhance the adaptability to tunnel cross-section, rectangle, horse-shoe tunnel section location track plates section
It can be rectangular cross section, also can both sides be slope form as circular tunnel section.
3) special support rail boss is arranged in track plate surface, and the fastener of connection rail is installed on boss.
4) bar spacing presses certain modulus (such as 25mm, 50mm integral multiple) and arrangements in plate, realizes reinforcing bar in plate
The automated production of net.
5) on track plates to meet special construction and use needs reserved corresponding hole and pre-buried component, include mainly with
Lower aspect (can selectively being used according to specific requirements)：
(1) built-in fitting (nylon sleeve etc.) of rail fastening is installed；
(2) 1-3 hole of penetrating orbit plate thickness direction is (pre- for the pouring of filled layer, the position of spud pile under plate
It stays, the observation etc. that filled layer pours situation under plate)；
(3) it is that the interim positioning vertical supporting device of installation reserves mounting condition.Vertical supporting device can be arranged close to plate
In or plate side position.
(4) it is the pre-buried mounting condition of automatic measurement witness marker.By the service sleeve in plate or directly utilize installing tache
The modes such as part casing are realized；
(5) it is marked for the centering of track slab pavement positioning；
(6) built-in fitting of pre-buried elastic insert composite joint.It can be bolt collar, expanding screw to connect pre-buried built-in fitting
Bolt fixing end, simple swollen bolt even wooden pre- pile anchoring etc., can also be realized by modes such as preformed groove or pre-buried channel flows prefabricated board with
Cushion it is compound；
(7) the 3-4 Special-purpose hanger nail of pre-buried lifting；
(8) the longitudinally connected built-in fitting of reserved track plate；
(9) the pre-buried component (when necessary) etc. of pre-buried installation conductor rail.
2, in factory or cushion layer is compounded in precast track plate bottom and side by construction site, plate, pad one are realized
Body.Its main points is：
1) cushion layer uses elastic material, including the shock-reducing rubber sheet material of different structure and tectonic type, polyurethane such sheets
Material and other similar materials with elasticity and damping property；
2) it is the needs for meeting different vibration damping grades, cushion layer can be used to be spread in track plates bottom completely laying, strip
If with it is dotted be laid with etc. three kinds of laying methods.When elastic insert is that face supports, the lower surface of track plates is laid in elastic insert
On entire upper surface.When elastic insert is ribbon support, elastic insert includes at least two parallel elastic support bars, the rail
The lower surface of guidance tape is layed on two elastic support bars top surfaces.When elastic insert is point support, including multiple spaced
Cuboid, cylinder, round platform or prismoid shaped elastic insert, the lower surface of the track plates are layed in the multiple DISCRETE ELASTIC SUPPORTS and support it
On；
3) connection of cushion layer and track plates is using the distinctive connection method for not influencing the performance of cushion blocking performance；
4) it is to prevent from the fill concrete of bottom from pouring into bed course gap cushion blocking elastic loss is caused even to be failed, in track
The elastic packing sleeve that dedicated bottom carries " the brim of a hat ", " the brim of a hat " and vibration damping of seal sleeve bottom is arranged in plate osseotomy site
Rebasing face is effectively sealed connection.Seal sleeve also has isolation track plates and positioning spud pile, avoids directly carrying out hard
Contact, and track plates is allowed freely up and down to deform the effect without being constrained by guide pile, to reach the elasticity for realizing track plates
Positioning, avoids stress concentration, also ensures that the effect that track plates elasticity is not lost；
5) combined vibration-damping bed course in track plates bottom is integrally formed with plate end, plate side, is gumshoe after the cushion layer molding
The pattern of (jacket), bottom and the side of cushion blocking are an entirety.The major function of side bed course is to realize track plates and week
The elastomeric isolation of side concrete pours into the binder course between cushion blocking and track plates to avoid concrete when construction, and ensures rail
Guidance tape can be deformed freely up and down and unfettered, and the case where avoiding vibration damping " short circuit " occurs.The major function of bottom cushion is to carry
For track plates elasticity, the vibration-damping function of track structure system is realized；
6) as needed, the position exposed in elastic insert, can be arranged seal approach, during preventing construction, run
Dust, dirt or underground water enter binder course.
3, in factory or after cushion layer is compounded on precast track plate by construction site, plate is transported to the scene of laying a railway track,
Main working procedure is as follows：
1) it transports wooden handcart (band platform sling unloads plate function) and plate is transported to scene；
2) track plates are placed on accurate adjustment trolley.
3) accurate adjustment trolley can instruct according to tuned plate track plates placed thereon carrying out multiple degrees of freedom (longitudinally, laterally, rotation
Turn and elevation etc.) adjustment, complete track slab precision adjustment positioning.Including：Tuned plate control system commander's total powerstation is opposite to track plates
On measurement mark carry out automatic measurement；According to measurement result calculate the positions of track plates, spatial attitude and with design position
Deviation；Tuned plate instruction is sent out to accurate adjustment trolley；Accurate adjustment trolley completes adjustment action, and repeats above procedure as needed, until
Track plates are adjusted in place.
3) the special vertical supporting device of track plates for utilizing adjustment height, by the track plates space morpheme branch of accurate adjustment in place
It supports, fix.Every piece of track plates are arranged as required to several supporting points, and vertical supporting device may be provided in plate, may also set up
In plate side.To adapt to bottom tunnel structure structure slope surface that may be present, vertical supporting bottom of device is provided with and can independently fit
Answer the universal adjustable ball bulb backing plate of slope surface angle.Vertical supporting device is using detachable and recycling design.Vertical branch
Support arrangement should ensure that track plates remain absolute stability, so that track plates positional precision is in filled layer under plate is subsequently perfused
Always meet the error requirements of accurate adjustment.
4) Concrete Filled layer under plate is perfused.It is irrigated by the fill orifice reserved in track plates.To avoid filled layer
Track plates precision is influenced after floating because of track plates in filling process, filled layer perfusion can divide 2~3 perfusions in place.
5) when filled layer is perfused and reaches some strength, vertical supporting device is taken out, the movable balls hook plate of bottom is certainly
It is dynamic to be detached from and stay in concrete with support device.In order to ensure support device can be removed smoothly, supporting body structure is located at mixed
Part in solidifying soil uses cone form, and is equipped with central exhaust port.
6) installation of fastener.After filled layer reaches some strength, the installation of track plates upper buckle accessory is carried out, using track
Plate transport vehicle transports snap fit part to work surface, and erection sequence is resilient sleeper-bearing under resilient sleeper-bearing → iron chair → rail under plate.
7) installation of rail.Using track transport vehicle by rail to work surface, and rail is unloaded to installation by transport vehicle
Point is spread out, and rail is allocated in iron chair rail support groove by manual type, and installs track gauge block, connection bolt and spring.
According to above structure and matching operation engineering method, Prefabricated slab type vibration damping track system of the invention and matching operation
Method is by using precast track plate, cushion layer so that track structure system is provided with vibration-damping function, can well solve
The vibration problem that rail traffic is brought, by being reserved in plate, lifting, plate pad is compound, track plates measure, filled layer under track plates
The built-in fitting or mounting condition of the multiple functions purposes such as perfusion, the laying positioning of plate, the fixation of plate, and using fortune wooden handcart, platform sling
Vehicle and accurate adjustment trolley etc. are laid a railway track equipment, are realized the lifting of plate, are laid with and are accurately positioned, solve well quickly, high-precision
Track plates, the elastic insert replacement problem in construction and later stage.It is simple with working procedure, speed of application is fast, construction precision is high, rail
The features such as road ride comfort is good, labor intensity is low.
The detailed content of the present invention can be obtained by aftermentioned explanation and institute's attached drawing.
Description of the drawings
Fig. 1 shows the structural schematic diagram of the prefabricated vibration damping track system of the present invention
Fig. 2 shows the vertical view of face support of the present invention
Fig. 3 shows the point-supported vertical view of the present invention
Fig. 4 shows the vertical view of ribbon support of the present invention
Schematic diagram when Fig. 5 is shown after plate of the present invention is adjusted in place by adjusting bar fixed plate
Fig. 6 shows the structural schematic diagram of present invention fortune wooden handcart
Fig. 7 shows the structural schematic diagram of trolley of the present invention
Fig. 8 shows that the present invention has the trolley structural schematic diagram of accurate adjustment function
Fig. 9 shows the structural schematic diagram of accurate adjustment trolley of the present invention
Specific implementation mode
Referring to Fig. 1, the present invention relates to a kind of prefabricated vibration damping track system, the prefabricated vibration damping track system is
Multi-layer design includes filled layer 1, elastic insert 4 and track plates 6 successively from bottom to up.
Wherein, filled layer 1 is the bottom, and elastic insert 4 is layed on filled layer 1, it is preferred that the filled layer is by from close
Real concrete is made, and to provide good mobility in perfusion, and can provide good support effect.Elastic insert 4
End is sealing material (materials such as polyurethane sealant) 15, to ensure that dust, sundries, water etc. do not enter elastic insert 4 and rail
Gap between road 6 or elastic insert 4 and filled layer 1.
The elastic insert 4 is set on filled layer 1, to provide the elastic buffer of filled layer 1, avoids its Rapid Damage,
Optionally, the described elastic insert 4 is made of rubber or polyurethane elastomeric material, it is possible to provide good effectiveness in vibration suppression.
The track plates 6 are set on elastic insert 4 to carry out vibration damping, and the track plates 6 are equipped with two parallel rail
7, each rail 7 is fixed on by multiple fasteners 5 on the track plates 6 respectively.
Optionally, the elastic insert 4 can be that face supports (referring to Fig. 2), point support (referring to Fig. 3) and ribbon support
(referring to Fig. 4) three kinds of modes.
In face support shown in Fig. 2, the lower surface of track plates 6 is laid in the entire upper surface of elastic insert 4, the bullet
Property 4 integral coating of bed course is in the bottom of track plates 6 and the side of both sides.
In point support shown in Fig. 3, the elastic insert 4 include multiple spaced cuboids, cylinder, round platform or
The lower surface of prismoid shaped elastic insert 4, the track plates 6 is layed on the multiple elastic insert.
In ribbon support shown in Fig. 4, the elastic insert 4 includes at least two parallel elastic support bars, described
The lower surface of track plates 6 is layed on the top surface of two elastic support bars.
Optionally, 6 section of the track plates is symmetrically arranged polygon, and both sides are ramp structure, with enhancing pair
The adaptability of tunnel cross-section.
6 upper surface of the track plates is horizontal plane or carries slope, and it is level that can have boss, boss surface on upper surface
Face or inclined-plane.
The upper surface of track plates 6 is reserved with the lifting point 11 of 4 liftings, laying, the label 14 of centering, fixed adjustment
The preformed hole 12 of plate, installation prism hole can utilize fastener for installing nylon sleeve, also can in plate special pre-buried nylon jacket
Pipe.
Wherein, the both sides of the track plates 6 can be equipped with one-above-the-other layout 10, to by one-above-the-other layout 10 by rail
It is attached between guidance tape 6, preferably avoids the mutual changing of the relative positions between plate, wherein the one-above-the-other layout 10 may include track
Multiple mounting holes on plate 6 and the connection strap being secured by bolts in mounting hole, to be used between two pieces of prefabricated boards
Longitudinally connected mode.
Wherein, two circular cavities 2 are arranged in the middle part of the track plates 6, and described hole 2 penetrates track plates 6 and elastic insert 4,
After filled layer is perfused by hole 2, the position limiting pile of plate is formed.
Wherein, sealing shroud 3 is installed, the sealing shroud is cylindrical structure made of elastic material in described hole 2, it is ensured that
When paying close attention to filled layer out of hole, avoids packing material from entering between plate and elastic insert, vibration damping is caused to fail.Simultaneously plate with
Cushioning effect is formed between position limiting pile.
Wherein, using being factory produced, elastic insert is combined into one with track plates in factory (special the track plates 6
Elastic insert can be also laid at the scene in the case of different), after being transported to scene using fortune wooden handcart, pass through fine tuning platform vehicle bed board, accurate adjustment
Afterwards, after using adjustment 14 fixed plate of bar, filled layer is perfused and is laid with gapless track.
Wherein, the both sides setting of the track plates 6 can be equipped with gutter 8, and ditch can be arranged (at this time in 4 lower part of elastic insert
Gutter 8 can not be set) or it is not provided with ditch.
To provide the prefabricated board vibration damping track system of the present invention, should be carried out when prefabricated effective compound, wherein institute
The complex method for stating track vibration-reducing structure includes：
Step 1：Track plate prefabrication
Reinforcing bar binding, track plates concreting in track plates are completed in factory, and track is carried out after the completion of prefabricated
The maintenance measures such as covering, water storage, thin film moisturizing, spraying or brushing curing agent can be used in plate health.
Step 2：Plate pad is compound
After track plates health, the bottom surface, inclined-plane and side of track plates are coated into cushion blocking, and the cushion blocking is plate
End, under plate, plate side be integrally formed, avoid cutting and secondary connection.Cushion layer and the compound of track plates use distinctive not shadow
Ring the complex method that cushion blocking performance plays.
The matching operation engineering method of the present invention mainly comprises the following steps：
Step 1：The transport of track plates
Track plate transporting is transported into operating location using dedicated fortune wooden handcart, track plates are lifted on fortune wooden handcart, and fortune wooden handcart is set
In respect of self-locking device, the automatic retaining rail guidance tape of self-locking device and by track plates center and vehicle floor center automatic aligning, control
The position of transportational process middle orbit plate.Fortune wooden handcart run to work surface, associated unloading mechanism automatically by track plates unload to
Working face.Wooden handcart is transported in tunnel and uses flexible transport mode, and it includes carrying polylith track that wooden handcart is transported referring to Fig. 6, in the tunnel
The car body 16 of plate and multiple EEF bogies 18 positioned at car body lower end are additionally provided with the skin that can put down track plates in one end of fortune plate
Ribbon conveyer 17, automatic unloading mechanism 19, wherein transport wooden handcart in the tunnel and be also equipped with driver's control room front and back, together
When tunnel in fortune wooden handcart can also be according to the different adjustment running mechanisms of tunnel structure section, to adapt to the traveling in the form of different structure
Demand (plane base and curved surface basis).
Step 2: the handling of track plates
Special trolley can will be placed on work surface upper rail guidance tape and sling, and be run on tunnel inner circular shield wall,
It can run in the horizontal plane, to adapt to various types of structural plane (i.e. plane base and curved surface basis).Referring to figure
7, Fig. 8, trolley are equipped with body frame structure for automotive 20, and the running mechanism 21 that can be walked in curved surface and plane uplink controls track plates or more
Lifting mechanism 22 also includes control system 23, hydraulic system 25, positioning system 24 etc..
Step 3: the accurate adjustment of track plates
Two schemes can be used in the accurate adjustment of track plates, are respectively：
1, scheme 1
Fine-tuning mechanism and accuracy-control system are designed on special trolley.Referring to Fig. 8, include mainly：Body frame structure for automotive 20
With front and back running mechanism 21, the body frame structure for automotive 20, which is equipped with, adjusts oil cylinder 22, and the adjusting oil cylinder 22 may include two longitudinal directions
Oil cylinder and two transverse adjusting oil cylinders are adjusted, track plates are adjusted by being connected to the adjusting rod of track plates respectively, and can
Give static Control System of Trolley, tuned plate vehicle that can be automatically performed the elevation of track plates, center line positioning by measuring apparatus feedback data
And the adjustment of superelevation, so that track Board position is reached accurate adjustment permissible accuracy；The running mechanism 21 uses precise control system 23,
Hydraulic system 25 is fed back to by the measurement of total powerstation, by total station survey positioning system 24, realizes the accurate fixed of trolley
Position, completes the accurate adjustment of track plates.After the completion of accurate adjustment, the attachment rail plate bracing frame 13 on track plates, trapped orbit Board position, really
It protects track plates positional precision when subsequently pouring under-filled layer 1 and meets error requirements always.
2, scheme 2
After special trolley unloads track plates to the accurate adjustment trolley of research and development, accurate adjustment is carried out to track plates by accurate adjustment trolley
Positioning.
Referring to Fig. 9.Affiliated accurate adjustment trolley includes mainly：Tractor 27, rotary-tray 29, is led at accurate adjustment trolley frame 26 in length and breadth
To rail 28 and 30, height adjustment cylinders 31 etc..Quiet tune Control System of Trolley is given by measuring apparatus feedback data, realizes track plates
The adjust automatically of posture.After keeping the axis of track plates parallel with central lines of track using the rotation of core rotary-tray 29, locking rotation
Turn degree of freedom.Position of the mobile dish along line direction and perpendicular to line direction is adjusted using longitudinal 28 and cross slide way 30, it will
The projected position (horizontal position) of mobile dish upper rail guidance tape is adjusted in place.It is very heavy using the vertically adjustment on mobile mechanism
31 adjustment track plates elevation of top.Finally so that track Board position reaches accurate adjustment permissible accuracy.After the completion of accurate adjustment, on track plates
Attachment rail plate bracing frame 13, trapped orbit Board position, it is ensured that track plates positional precision when subsequently pouring under-filled layer 1 begins
Meet error requirements eventually.
Step 2：Filling concrete
Filling concrete can be carried out after checking cushion blocking and track plates combining case and cushion blocking situation sealed around.Track
The under-filled layer of plate uses self-compacting concrete material.
The self-compacting concrete pours by the way of job mix.Self-compacting concrete should be packed, and transport is to now
After, the mix of concrete is completed using mixing plant, mix uniformly passes through using included conveyance conduit pre- in track plates afterwards
The fill orifice (and positive stop lug boss) stayed is irrigated.
Wherein, to reach any surface finish and increasing compactness when self-compacting concrete is perfused, it is auxiliary to can be inserted into small vibrator
It helps and vibrates.
After perfusion, it is quiet stop during because bubble spilling leads to concrete settlement, supplement perfusion is to institute before concrete initial set
Defined absolute altitude.To avoid influencing track plates precision because of track plates in filled layer filling process after floating, filled layer perfusion can divide 2
In place, the 1st perfusion is further being perfused to the above 50mm of board bottom after concrete final set for secondary perfusion.
Step 3：Snap fit part is laid with
After self-compacting concrete reaches some strength, the installation of track plates upper buckle accessory is carried out, is transported using track plates
Vehicle transports snap fit part to work surface, and erection sequence is rubber mat plate → iron chair → rubber tie plate under rail under plate.
Step 4：Steel rail laying
Using track plate transport vehicle by rail to work surface, and rail is unloaded to installation point by transport vehicle and is spread out, led to
It crosses manual type rail is allocated in iron chair rail support groove, and is welded to connect after track gauge block, connection bolt and spring are installed.
The invention has the advantages that：
1, structure type can preferably adapt to the size of Shield-bored tunnels, and civil engineering error is greatly reduced to track laying
It influences.
2, using prefabricated harden structure, laying progress and construction quality are improved, enhances the reliability of track structure system,
And appearance is more aesthetically pleasing.
3, in such a way that prefabricated board and elastic insert factory are compound, it can be achieved that protection when handling, top load-bearing to plate,
And the link of cushion is laid with because eliminating scene, improve construction speed.
4, reserved lifting point is used on plate, centering label, adjustment bar mounting hole, measuring prism mounting hole etc. are a variety of to arrange
It applies, realizes quick, the accurate construction of track plates, and improve the convertibility of vibration damping track system.
5, it is perfused using self-compacting concrete, enhances the mobility of concrete, it is ensured that the compactness of concrete under track plates.
6, the one-pass molding of limiting device and lower concrete is realized.
7, bed board construction is carried out using the accurate adjustment table system voluntarily developed, working procedure is simple, and construction speed substantially adds
Soon, it is laid with precision height, labor intensity is greatly reduced.
Slab track vibration reduction structure machine matching operation engineering method of the invention can be used for field of track traffic as a result, not only subtract
Performance of shaking can carry out targeted design according to demand, and with working procedure is simple, speed of application is fast, construction precision is high, track
The features such as ride comfort is good, labor intensity is low meets current orbit traffic environment-friendly, efficient and reduction disease direction, social benefit
It is huge, it can effectively reduce vibration and secondary structure noise problem that urban rail transit vehicles operation generates.
It is readily apparent that above description and record is only illustrated in the disclosure being not intended to be limiting of the invention
Appearance, application or use.Although describing and being described in the accompanying drawings embodiment in embodiment, the present invention does not limit
Be described as by attached drawing example and in embodiment it is now recognized that optimal mode to implement present invention teach that specific examples,
The scope of the present invention is by any embodiment of the description and appended claims including falling into front.
Claims (11)
1. a kind of Prefabricated slab type vibration damping track system, it is characterised in that：
The Prefabricated slab type vibration damping track system includes filled layer, elastic insert and track plates, elasticity successively from bottom to up
In on filled layer, which is made setting cushion of self-compacting concrete, to provide good mobility in perfusion, and
Good support effect can be provided, elastic insert is combined into one with track plates, the track plates be set on elastic insert with into
Row vibration damping, the track plates are equipped with two parallel rail, and each rail is fixed on by multiple fasteners on the track plates respectively；
There is 1-3 hole of penetrating orbit plate thickness direction for the pouring of filled layer, spud pile under track plates on track plates
The observation that position is reserved, filled layer pours situation under track plates, the sealing shroud that bottom carries the brim of a hat is installed in described hole,
The sealing shroud is cylindrical structure made of elastic material, it is ensured that when filled layer being perfused out of hole, packing material is avoided to enter
Between track plates and elastic insert, vibration damping is caused to fail, while forming cushioning effect between track plates and position limiting pile, sealing shroud
The brim of a hat of bottom is effectively sealed with elastic insert bottom surface and connect, and also has isolation track plates and positioning spud pile, avoids
It is directly contacted firmly, and track plates is allowed freely up and down to deform the effect without being constrained by guide pile, rail is realized to reach
Guidance tape it is flexibly positioned, avoid stress concentration, also ensure that the effect that track plates elasticity is not lost；
Elastic insert is equipped with the built-in fitting of composite joint, built-in fitting be bolt collar, expansion bolt fixing end, simple swollen bolt or
Wooden pre- pile anchoring.
2. Prefabricated slab type vibration damping track system as described in claim 1, it is characterised in that：The elastic insert is face branch
Support or point support or ribbon support, in face supports, the lower surface of track plates is laid in the entire upper surface of elastic insert, in point
In support, the elastic insert includes multiple spaced cuboids, cylinder, round platform or prismoid shaped elastic insert, the rail
The lower surface of guidance tape is layed on the multiple elastic insert, and in ribbon support, the elastic insert includes at least two
The lower surface of parallel elastic support bars, the track plates is layed on the top surface of two elastic support bars.
3. Prefabricated slab type vibration damping track system as described in claim 1, it is characterised in that：Track plates upper surface is level
Face or herringbone slope, track plates section are polygon, and circular tunnel location both sides are ramp structure to enhance to tunnel cross-section
Adaptability.
4. Prefabricated slab type vibration damping track system as described in claim 1, it is characterised in that：There is automatic survey on track plates
Witness marker pre-buried structure is measured, the mark pre-buried structure includes service sleeve or fastener for installing casing in track plates.
5. Prefabricated slab type vibration damping track system as described in claim 1, it is characterised in that：Promising bed board on track plates
The centering label of positioning setting.
6. Prefabricated slab type vibration damping track system as described in claim 1, it is characterised in that：There is pre-buried on track plates
The 3-4 Special-purpose hanger nail hung.
7. Prefabricated slab type vibration damping track system as described in claim 1, it is characterised in that：Track plates end set is vertical
To the built-in fitting of connection.
8. Prefabricated slab type vibration damping track system as described in claim 1, it is characterised in that：Track plates install conductor rail
Pre-buried component.
9. Prefabricated slab type vibration damping track system as described in claim 1, it is characterised in that：Bar spacing is pressed in track plates
Certain modulus arrangement, is convenient for the automated production of bar-mat reinforcement.
10. the matching operation engineering method of the Prefabricated slab type vibration damping track system as described in any in claim 1-9, including such as
Lower step：
Step 1：The transport and laying of track plates；
Step 2：Filling concrete；
Tunnel basis ponding is cleared up, and after checking elastic insert and track plates combining case and elastic insert situation sealed around
It can carry out concrete construction；Track plates lower part concrete uses self-compacting concrete；
Step 3：Concrete curing；
Step 4：Snap fit part is laid with；
Step 5：Steel rail laying.
11. matching operation engineering method as claimed in claim 10, it is characterised in that include in step 1：
1) track plate transporting to scene, fortune wooden handcart can also be adjusted running mechanisms by fortune wooden handcart according to the different of tunnel structure section, with
Adapt to the traveling demand of different structure form；
2) special trolley will be placed on work surface upper rail guidance tape and sling, and be run on tunnel inner circular shield wall, also can be
It is run on horizontal plane, to adapt to various types of structural plane；
3) accurate adjustment of track plates is there are two types of mode, i.e., is carried out on dedicated accurate adjustment trolley or trolley with accurate adjustment function, root
Track plates placed thereon are subjected to multivariant adjustment according to tuned plate instruction, complete track slab precision adjustment positioning, including：Tuned plate
Control system commander's total powerstation is opposite to the measurement mark on track plates and carries out automatic measurement；Track plates are calculated according to measurement result
Position, spatial attitude and and design position deviation；Tuned plate instruction is sent out to fine-tuning mechanism；It is dynamic that fine-tuning mechanism completes adjustment
Make, and repeat above procedure as needed, until track plates are adjusted in place；
4) after the completion of accurate adjustment, the track plates after accurate adjustment are fixed using adjustable support leg, support leg is arranged close in track plates
Or the position of track plates side, support leg should ensure that track plates remain absolute stability, so as to track plates positional precision
Meet the error requirements of accurate adjustment when filled layer always under subsequently perfusion track plates.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610013534.7A CN105625104B (en) | 2016-01-11 | 2016-01-11 | A kind of Prefabricated slab type vibration damping track system and matching operation method |
| PCT/CN2016/078779 WO2017121044A1 (en) | 2016-01-11 | 2016-04-08 | Precast slab railway track structural system for vibration mitigation and associated construction method |
| JP2018535883A JP6961898B2 (en) | 2016-01-11 | 2016-04-08 | Prefabricated slab type anti-vibration track structure system and its construction method |
| ES16884604T ES2977385T3 (en) | 2016-01-11 | 2016-04-08 | Railway track structure system with prefabricated slab for vibration mitigation and associated construction procedure |
| EP16884604.6A EP3404142B1 (en) | 2016-01-11 | 2016-04-08 | Precast slab railway track structural system for vibration mitigation and associated construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610013534.7A CN105625104B (en) | 2016-01-11 | 2016-01-11 | A kind of Prefabricated slab type vibration damping track system and matching operation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105625104A CN105625104A (en) | 2016-06-01 |
| CN105625104B true CN105625104B (en) | 2018-08-24 |
Family
ID=56040419
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610013534.7A Active CN105625104B (en) | 2016-01-11 | 2016-01-11 | A kind of Prefabricated slab type vibration damping track system and matching operation method |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP3404142B1 (en) |
| JP (1) | JP6961898B2 (en) |
| CN (1) | CN105625104B (en) |
| ES (1) | ES2977385T3 (en) |
| WO (1) | WO2017121044A1 (en) |
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| Publication number | Publication date |
|---|---|
| ES2977385T3 (en) | 2024-08-22 |
| JP2019501320A (en) | 2019-01-17 |
| WO2017121044A1 (en) | 2017-07-20 |
| EP3404142A1 (en) | 2018-11-21 |
| JP6961898B2 (en) | 2021-11-05 |
| EP3404142A4 (en) | 2019-09-25 |
| CN105625104A (en) | 2016-06-01 |
| EP3404142B1 (en) | 2024-01-24 |
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