CN107083726A - The plate-type fragment-free track slab self-compacting concretes four of CRTS III connect block constructing device and method - Google Patents
The plate-type fragment-free track slab self-compacting concretes four of CRTS III connect block constructing device and method Download PDFInfo
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- CN107083726A CN107083726A CN201710480228.9A CN201710480228A CN107083726A CN 107083726 A CN107083726 A CN 107083726A CN 201710480228 A CN201710480228 A CN 201710480228A CN 107083726 A CN107083726 A CN 107083726A
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- track plates
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- expansion joint
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- 239000011376 self-consolidating concrete Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title abstract description 13
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 68
- 238000003825 pressing Methods 0.000 claims abstract description 48
- 238000010276 construction Methods 0.000 claims abstract description 32
- 238000001802 infusion Methods 0.000 claims abstract description 31
- 230000006835 compression Effects 0.000 claims description 33
- 238000007906 compression Methods 0.000 claims description 33
- 239000004567 concrete Substances 0.000 claims description 21
- 238000005056 compaction Methods 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 238000009415 formwork Methods 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 230000010412 perfusion Effects 0.000 claims description 5
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 2
- 238000000889 atomisation Methods 0.000 claims description 2
- 238000011017 operating method Methods 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000005266 casting Methods 0.000 description 8
- 239000012634 fragment Substances 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 125000004122 cyclic group Chemical group 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 2
- 238000009430 construction management Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012407 engineering method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
Connect block constructing device and method the invention provides a kind of plate-type fragment-free track slab self-compacting concretes four of CRTS III, constructing device includes：Bedplate；Track plates group, including four pieces of continuously arranged track plates；Block pulp framework, is vertically arranged between bedplate and track plates group at the surrounding edge in space；Track slab precision adjustment device, is arranged on longitudinal both sides of every piece of track plates；Expansion joint pressing device, including templates for expansion joints, expansion joint adjusting template and fixed mount, are vertically arranged in the expansion joint between track plates and adjacent orbit plate；Track plates pressing device, is arranged on the top surface of every piece of track plates of track plates group, and track plates pressing device includes compressing crossbeam and screw rod；Provisions for grouting, including walking dolly, mortar jar, slip hopper and infusion funnel.It is of the invention then an accurate adjustment need to be only carried out after four pieces of track plates of track plates group have been laid to carry out continuous pourings to four pieces of continuous orbit plate groups, it greatly reduce infusion time.The present invention both reduces labor intensity, also improves efficiency of construction.
Description
Technical field
The present invention relates to self-compacting concrete pouring technique under a kind of plate, more particularly, to a kind of plate-types of CRTS III without the tiny fragments of stone, coal, etc.
Track plates self-compacting concrete four connects block constructing device and method.
Background technology
The plate-type non-fragment orbits of CRTS III are that research and development are simultaneously on the basis of the existing non-fragment orbit research of China with application experience
The non-fragment orbit with entirely autonomous intellectual property proposed.The principal character point of the plate-type non-fragment orbits of CRTS III is：Under plate
Filling layer material uses the self-compacting concrete of special proportioning instead, eliminates original I type and the usual CA of II plate-type non-fragment orbit
Mortar.Packed layer is located between track plates and bedplate under plate, is the important feature composition portion of the plate-type non-fragment orbits of CRTS III
Point, it, which is played, forms a connecting link and transmits from upper rail guidance tape is longitudinal and transverse, vertical load key effect.Filled as under plate
The self-compacting concrete of layer material need to be poured after the completion of track slab precision adjustment.Self-compacting concrete have high fluidity,
Gap just closely knit need to can be only molded when being poured with it by property and education resistance by Gravitative Loads without vibrating, but
It is that during concrete casting, self-compacting concrete can produce huge buoyancy to track plates, easily cause track plates to move up, and
When superb section of progress self-compacting concrete of curve to track is poured, track plates are also easy to produce sideslip.In addition, workmen is general
All poured to carrying out block-by-block under the plate of track plates, so virtually add construction cost, reduce efficiency of construction.
The content of the invention
An object of the present invention is just to provide a kind of plate-type fragment-free track slab self-compacting concretes four of CRTS III and connects block
Constructing device, with solve it is existing pour device track plates present in self-compacting concrete casting process easily break away, track
Plate easily floats, construction cost is high and the problem of low construction efficiency.
The second object of the present invention is just to provide a kind of plate-type fragment-free track slab self-compacting concretes four of CRTS III and connects block
Construction method, is easily breakked away, track with solving existing casting method track plates present in self-compacting concrete casting process
Plate easily floats, construction cost is high and the problem of low construction efficiency.
What an object of the present invention was realized in：
A kind of plate-type fragment-free track slab self-compacting concretes four of CRTS III connect block constructing device, including：
Bedplate, in the multiple reinforced holes for being used to insert reinforcing bar of its internal preset, the reinforced hole and rail of every piece of bedplate during making
Guidance tape pressing device is correspondingly arranged；
Track plates group, including four pieces of continuously arranged track plates, be suspended in the bedplate top and with the bedplate phase
To setting, it is provided with every piece of track plates of the track plates group in three pre-manufactured holes, two pieces of middle track plates
Three pre-manufactured holes of every piece of track plates are to pour mouth, the pre-manufactured hole of the centre of every piece of track plates in two pieces of track plates at two ends
It is exhaustion spill mouthful for the pre-manufactured hole that pours the two ends of every piece of track plates in mouth, two pieces of track plates at two ends；
Block pulp framework, is vertically arranged between the bedplate and the track plates group at the surrounding edge in space, vertical by two
A rectangular frame is encircled into template group and two pieces of cross forms；
Track slab precision adjustment device, is arranged on longitudinal both sides of every piece of track plates of the track plates group, for the track
Setting height, center line and the front and back position of plate are adjusted；
Expansion joint pressing device, is vertically arranged between the track plates of track plates group described in every group and the adjacent track plates
Expansion joint in, for block with group track plates between expansion joint；The expansion joint pressing device includes templates for expansion joints, stretched
Contracting seam adjusting template and the fixed mount for being fixedly connected with the templates for expansion joints and the expansion joint adjusting template, it is described to stretch
Contracting slit die plate and the expansion joint adjusting template are L-shaped template, and the fixed mount is X-shaped fixed mount；The templates for expansion joints
It is oppositely arranged with the expansion joint adjusting template, the bottom of the expansion joint adjusting template side is with being arranged on plate stitch respective side
Track plates side laminating is set, the bottom of the templates for expansion joints side and the track plates for being arranged on plate stitch opposite side
Side laminating is set, and the templates for expansion joints is overlapped on the top surface of the expansion joint adjusting template；In the templates for expansion joints and
Blast pipe is respectively provided with the expansion joint adjusting template；
On track plates pressing device, the top surface for being arranged on every piece of track plates of the track plates group, its two ends and the bottom
The reinforcing bar in seat board insertion embedded bar hole is fixedly connected, for the track plates to be compressed and fixed；In the track plates
The track plates center line is provided with multiple track plates pressing devices on the top surface of every piece of track plates of group；The rail
Guidance tape pressing device includes the compression crossbeam being horizontally set on the track plate top surface and vertical wear is connected on the compression crossbeam
The screw rod at two ends and the expansion joint fixing device being arranged on above the compression crossbeam；It is arranged on the compression crossbeam two ends
The bottom of screw rod is fixedly connected with the reinforcing bar on the bedplate, and the top of the screw rod is twisted through compression crossbeam and by nut
Tightly；Expansion joint fixing device includes many horizontally disposed horizontal girders, and the horizontal girder compresses horizontal stroke by bolt with described
Beam is fixedly connected, and the bottom of the bolt on the horizontal girder is withstood on templates for expansion joints, to be compressed to templates for expansion joints；
And
Provisions for grouting, including walking dolly, mortar jar, slip hopper and infusion funnel；The walking dolly is in two parallel tracks
Between walk, and the centerline parallel of the direction of travel of the walking dolly and the track plates is set on the walking dolly
It is equipped with the infusion funnel support frame for hanging the infusion funnel；The mortar jar is fixedly installed on the walking dolly, described
Mortar jar is the hollow cavity for above having opening, and the baiting valve of control discharging is provided with the opening of the mortar pot bottom
Door；It is intraoral that the lower port of the infusion funnel inserts pouring for the track plates；The hopper that slips is arranged on putting for the mortar jar
Expect the lower section of valve, its discharge end is arranged on the top of the infusion funnel.
The cross form is set along with the direction of track plates central axis；The vertical framework group along with track plates
The parallel direction of heart line is set, and each vertical framework group includes two end head formwork components and two intermediate die plate components,
The end head formwork component is corresponded with the track plates in track plates group end, and the intermediate die plate component is with being in track
Track plates in the middle of plate group are corresponded；
The end head formwork component include being arranged on track template group corner and the fillet that is connected with the cross form is short
Template, the long template in longitudinal direction being connected with the short template of the fillet and the short template in longitudinal direction being connected with the long template in the longitudinal direction；
The intermediate die plate component includes the long template in longitudinal direction and the longitudinal direction of connection corresponding with the two ends of the long template in the longitudinal direction is short
Template；It is flexible corresponding to being provided with the expansion joint position between the track plates and adjacent orbit plate in the block pulp framework
Seam exhaust template；
Steam vent is provided with the short template of the fillet, the short template in the longitudinal direction and the templates for expansion joints.
The top of the expansion joint adjusting template is evenly arranged with multiple nuts along its length, on each nut
Wear the adjusting screw rod being connected to for adjusting expansion joint adjusting template setting height(from bottom).
The quantity for the track plates pressing device being arranged on the top surface of every piece of track plates is at least five.
Anti- side-slip apparatus is provided with the horizontal two ends of the block pulp framework, the anti-side-slip apparatus includes being fixedly installed
In the vertical beam for compressing crossbeam two ends, the template compact heap being fixedly installed in the template relative with vertical beam of vertical framework group
With the bolt for being fixedly connected with the vertical beam and the template compact heap.
, will every four pieces continuous track plates present invention employs the self-compacting concrete casting method that four connect block track plates
It is connected as a track plates group, one-time-concreting is that can be achieved while pour the purpose of four pieces of track plates, to instead of and only pour every time
Traditional monolithic track plates casting method of one piece of track plates, reduces the usage amount of template, and reduce working procedure, example
The accurate adjustment number of times to track plates is such as reduced, traditional monolithic track plates casting method is required for track plates before pouring every time
An accurate adjustment is carried out, if being accomplished by accurate adjustment four times when pouring four pieces of track plates, and the present invention is then laying track plates group
Only need to carry out an accurate adjustment after four pieces of track plates can be poured, and greatly reduce accurate adjustment number of times.The present invention both reduces labor
Fatigue resistance, also improves efficiency of construction.
What the second object of the present invention was realized in：
A kind of plate-type fragment-free track slab self-compacting concretes four of CRTS III connect block construction method, comprise the following steps：
A, on bedplate by matching board figure eject every group of track plates group corresponding four pieces of track plates position contour line, in bedplate
The lifting hole location for corresponding to every piece of track plates place headblock bar, corresponding track plates are placed on headblock bar using crane
On；Three pre-manufactured holes are provided with every piece of track plates of the track plates group；
Three pre-manufactured holes of every piece of track plates are to pour mouth in two pieces of middle track plates, every in two pieces of track plates at two ends
The pre-manufactured hole of the centre of block track plates is that the pre-manufactured hole at the two ends for pouring every piece of track plates in mouth, two pieces of track plates at two ends is
Exhaustion spill mouthful；
B, track plates group every piece of track plates longitudinal both sides mounting rail guidance tape micro-adjuster, utilize the track slab precision adjustment device pair
Regulation, left and right adjusting and front and rear regulation above and below track plates progress, until the height of track plates, center line and front and back position meet pre-
If requirement；
C, the installation block pulp framework on bedplate, make block pulp framework and four side bottoms of track plates group fit；The gear
Slurry framework is the rectangular frame being encircled into by two vertical framework groups, two pieces of cross forms；
D, on the top surface of every piece of track plates of the track plates group track plates center line is provided with multiple rails
Guidance tape pressing device, the track plates pressing device includes the compression crossbeam being horizontally set on the track plate top surface and vertical
Wear the screw rod for being connected on the compression crossbeam two ends, the reinforcing bar that the bottom of the screw rod penetrates and is fixedly mounted on the bedplate
On, the top of the screw rod is tightened through compression crossbeam and by nut；
Expansion joint is installed in e, the expansion joint between the track plates and the adjacent track plates of track plates group described in every group
Pressing device and expansion joint fixing device, expansion joint fixing device is fixed with the compression crossbeam in track plates pressing device to be connected
Connect；
F, at the two ends of the track plates pressing device it is provided with anti-side-slip apparatus；
G, it is placed with walking dolly between two parallel tracks, the direction of travel of the walking dolly and the track plates
Centerline parallel, the mortar jar for filling self-compaction concrete mortar is arranged on walking dolly, in the mortar pot bottom
The dispensing valve of control discharging is provided with opening, is filled in the intraoral insertion that pours of one of track plates of track plates group end
Note bucket, sets what is tilted down to slip hopper, the discharge end for slipping hopper is arranged on institute in the lower section of the dispensing valve of the mortar jar
The top of infusion funnel is stated, self-compaction concrete mortar is sent in the infusion funnel above track plates by slipping hopper, and by filling
Note bucket is injected into the cavity surrounded by track plates, bedplate and block pulp framework；
H, one standby mortar jar of preparation, are full of standby mortar jar, when the mortar on walking dolly by self-compaction concrete mortar
After tank perfusion is finished, empty mortar jar is removed, standby mortar jar, which is placed into another tank on walking dolly, has been filled with material transport
Come over, two mortar jars are used alternatingly.
7th, the plate-type fragment-free track slab self-compacting concretes four of CRTS III according to claim 6 connect block construction party
Method, it is characterised in that in step e, the expansion joint pressing device is vertically arranged in the rail of track plates group described in every group
In expansion joint between guidance tape and the adjacent track plates, for blocking with the expansion joint between group track plates；
The expansion joint pressing device includes templates for expansion joints, expansion joint adjusting template and for being fixedly connected with the expansion joint
Template and the fixed mount of the expansion joint adjusting template, the templates for expansion joints and the expansion joint adjusting template are L-shaped mould
Plate, the fixed mount is X-shaped fixed mount；The templates for expansion joints is oppositely arranged with the expansion joint adjusting template, described flexible
The bottom of seam adjusting template side and it is arranged on the track plates of plate stitch respective side and fits sideways setting, the templates for expansion joints
The bottom of side fit setting with being arranged on the track plates side of plate stitch opposite side, described in the templates for expansion joints is overlapped on
The top surface of expansion joint adjusting template；Blast pipe is respectively provided with the templates for expansion joints and the expansion joint adjusting template.
In step f, the anti-side-slip apparatus includes being fixedly installed on the vertical beam at the compression crossbeam two ends, is fixedly installed
Template compact heap in the template relative with vertical beam of vertical framework group and for being fixedly connected with the vertical beam and the template
The bolt of compact heap.
In step g, to ensure that self-compaction concrete mortar smoothly pours the cavity under four pieces of track plates of track plates group
Build and tamp, the whole that infusion funnel is inserted to the two pieces of track plates in centre of track plates group successively pours mouth and another block of end rails plate
Pour mouth.
In step g, to carrying out self-compacting concrete sand in the cavity that track plates, bedplate and block pulp framework are surrounded
Row is prewetted when before slurry perfusion to track plates bottom surface, and its operating method is that atomization spray is stretched into out of whole pre-manufactured holes of the every piece of track plates
Head, open atomizer is rotated by 360 ° after atomizer so that track plates bottom surface it is moist and without ponding.
The present invention realizes four company's blocks in the plate-type fragment-free track slab self-compacting concretes of CRTS III are poured and constructed simultaneously,
Construction quality is ensure that when the self-compact concrete in construction in expansion joint section need not be set, speed of application is improved, reduced follow-up
Blind works, and saves construction cost etc..Carrying out successfully solving four pieces of track plates group four pieces of tracks are poured simultaneously when
The connectivity problem of track, while efficiency of construction is improved, floating, sideslip and the spillage for also efficiently solving track plates are asked
Topic.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the top view removed after provisions for grouting of the present invention.
Fig. 3 is the part-structure schematic diagram removed after provisions for grouting of the present invention.
Fig. 4 is the part-structure front view removed after provisions for grouting of the present invention.
Fig. 5 is the side view removed after provisions for grouting of the present invention.
Fig. 6 is the structural representation of the expansion joint pressing device of the present invention.
In figure：1st, bedplate；2nd, track plates；4th, cross form；6th, expansion joint pressing device；8th, walking dolly；9th, mortar
Tank；10th, hopper is slipped；11st, infusion funnel；12nd, dispensing valve；13rd, track slab precision adjustment device；14th, vertical beam；14-1, connecting plate；15th, mould
Plate compact heap；21st, pre-manufactured hole；51st, the short template of fillet；52nd, the long template in longitudinal direction；53rd, the short template in longitudinal direction；54th, expansion joint exhaust mould
Plate；61st, templates for expansion joints；62nd, expansion joint adjusting template；63rd, fixed mount；64th, horizontal girder；65th, adjusting screw rod；66th, it is vented
Pipe；71st, crossbeam is compressed；11-1, infusion funnel support frame;13-1, elevation adjusting rod；13-2, first level adjusting rod；13-3,
Two levelling levers.
Embodiment
Embodiment 1：A kind of plate-type fragment-free track slab self-compacting concretes four of CRTS III connect block constructing device.
As shown in Fig. 1 ~ Fig. 6, the plate-type fragment-free track slab self-compacting concretes four of CRTS III of the invention connect block construction dress
Put, including bedplate 1, track plates group, block pulp framework, track slab precision adjustment device 13, expansion joint pressing device 6, track plates compress dress
Put and provisions for grouting.
Bedplate 1, in the multiple reinforced holes for being used to insert reinforcing bar of its internal preset, the reinforced hole of every piece of bedplate during making
It is correspondingly arranged with track plates pressing device, in the present embodiment, in the number of the reinforced hole of the both sides transversely of every piece of bedplate
Amount is 5, and reinforced hole is correspondingly arranged with track plates pressing device.The diameter of reinforced hole is more than or equal to 22 millimeters.
Track plates group, including four pieces of continuously arranged track plates 2, are suspended in the top of bedplate 1 and relative with bedplate 1
Set, three pre-manufactured holes 21, the circle center line connecting and track plates of pre-manufactured hole 21 are provided with every piece of track plates 2 of track plates group
2 center line is overlapped.There is a certain distance, track plates group, bedplate 1 and block pulp framework between track plates group and bedplate 1
Surround a hollow cavity.
Block pulp framework, is vertically arranged between bedplate 1 and track plates group at the surrounding edge in space, by two longitudinal moulds
Plate group and two pieces of cross forms 4 are encircled into a rectangular frame.It is laterally the side with track plates central axis in invention
To longitudinal direction is the direction with track plates centerline parallel.Cross form 4 is set along with the direction of track plates central axis, is indulged
Set to template group along with the direction of track plates centerline parallel.The top surface of block pulp framework is higher than the bottom surface of track plates.It is each vertical
Include two end head formwork components and two intermediate die plate components to template group, end head formwork component is with being in track plates group end
Track plates 2 correspond, intermediate die plate component is corresponded with the track plates 2 in the middle of the track plates group.End head formwork group
Part includes the short template 51 of the fillet being connected with cross form 4 and the short template 51 of fillet with being arranged on track template group corner
The long template 52 in longitudinal direction of connection and the short template 53 in longitudinal direction being connected with the long template 52 in longitudinal direction.It is long that intermediate die plate component includes longitudinal direction
Template 52 and the short template 53 in longitudinal direction of connection corresponding with the two ends of the long template 52 in longitudinal direction.Correspond to track plates in block pulp framework
Exhaust template 54 in expansion joint is provided with expansion joint position between 2 and adjacent orbit plate 2.The short template 51 of fillet and track plates
The corresponding position in turning is set to arc structure.Steam vent is provided with the short template 53 of the short template 51 of fillet and longitudinal direction, this
Sample is effectively prevented seam, stomata and the laitance accumulation problems that multiple spot casting easily occurs, while also ensureing pouring hole to corner
Distance it is identical, resistance quite, the concrete density of shaping is identical.In the exhaust of the short template 53 of the short template 51 of fillet and longitudinal direction
The active plugboard that can be moved up and down for blocking steam vent is provided with hole.In the present embodiment：The short template 51 of fillet
Quantity is 4 pieces, and the quantity of the long template 52 in longitudinal direction is 8 pieces, and the quantity of the short template 53 in longitudinal direction is 12 pieces, expansion joint exhaust template 54
Quantity is 6 pieces.The template of block pulp framework is demountable structure, is used equally for all length unit module, and cyclic utilization rate is high, section
About cost, is easy to construction management.
Track slab precision adjustment device 13, is arranged on longitudinal both sides of every piece of track plates 2 of track plates group, for track plates 2
Height, center line and front and back position is set to be adjusted.Track plates are provided with the two ends of longitudinal both sides of every piece of track plates
Micro-adjuster 13, in the present embodiment, each track slab precision adjustment device 13 are connected by bolt with track plates, and the major diameter of thread of bolt is
24 millimeters.Track slab precision adjustment device 13 is including the elevation adjusting rod 13-1 for buffer rail guidance tape height, in buffer rail guidance tape
The first level adjusting rod 13-2 of heart line, the second levelling lever 13-3 for buffer rail guidance tape front and back position.Track plates essence
Above and below tune device 13 has, left and right, front and rear three-dimensional regulation function can be realized for four company's block track plates and is accurately positioned.Track slab precision adjustment
The bottom of device 13 is provided with bottom plate, ridge design is provided with bottom plate, the floor design of bottom plate is inclined-plane, the inclined-plane and bottom of bottom plate
The weathering gradient of seat board is identical, it is ensured that micro-adjuster is vertical with track plates plate face, the positional precision of track plates is adjusted more
It is effective and rapid.
Expansion joint pressing device 6, is vertically arranged in stretching between the track plates 2 of every group of track plates group and adjacent orbit plate 2
In contracting seam, for blocking with the expansion joint between group track plates.In the present embodiment, the track plates in track plates group and adjacent rail
Expansion joint width scope between guidance tape is 70mm ~ 80mm.Expansion joint pressing device 6 includes templates for expansion joints 61, expansion joint and adjusted
Save template 62 and the fixed mount 63 for being fixedly connected with templates for expansion joints 61 and expansion joint adjusting template 62, templates for expansion joints 61
It is L-shaped template with expansion joint adjusting template 62, the top of expansion joint adjusting template 62 is evenly arranged with multiple along its length
Nut, wears the adjusting screw rod 65 being connected to for adjusting the setting height(from bottom) of expansion joint adjusting template 62 on each nut, flexible
Steam vent is provided with slit die plate 61.Fixed mount 63 is X-shaped fixed mount.Templates for expansion joints 61 and the phase of expansion joint adjusting template 62
To setting, the bottom of the side of expansion joint adjusting template 62 and it is arranged on the track plates 2 of plate stitch respective side and fits sideways setting, it is flexible
The bottom of the side of slit die plate 61 is fitted setting sideways with being arranged on the track plates 2 of plate stitch opposite side, and templates for expansion joints 61 is overlapped on
The top surface of expansion joint adjusting template 62, the bottom surface of expansion joint adjusting template 62 is slightly below the bottom surface of track plates, in templates for expansion joints
61 and expansion joint adjusting template 62 on be provided with blast pipe 66.Fixed mount 63 is fixedly installed on templates for expansion joints 61 and expansion joint
Between adjusting template 62, each expansion joint pressing device 6 includes four fixed mounts 63, transverse direction row of the fixed mount 63 along track plates
Row, it is ensured that expansion joint adjusting template and templates for expansion joints 61 will not be deformed because of the excessive pressure of concrete when pouring.
Track plates pressing device, is arranged on the top surface of every piece of track plates 2 of track plates group, and its two ends is inserted with bedplate 1
The reinforcing bar for entering embedded bar hole is fixedly connected, for track plates 2 to be compressed and fixed.In every piece of track plates of track plates group
It is provided with 2 top surface along track plates center line on multiple track plates pressing devices, the top surface for being arranged on every piece of track plates 2
The quantity of track plates pressing device is at least five.In the present embodiment, on the top surface of every piece of track plates 2 along along track plates
Heart line is provided with five track plates pressing devices, to ensure whole track plates stress equalization.Track plates pressing device includes level
The compression crossbeam 71 that is arranged on the top surface of track plates 2, vertical wear are connected on the screw rod for compressing the two ends of crossbeam 71 and are arranged on compression
The expansion joint fixing device of the top of crossbeam 71.The bottom for the screw rod for compressing crossbeam two ends is arranged on the reinforcing bar on bedplate 1 to consolidate
Tightened through compression crossbeam 71 and by nut on fixed connection, the top of screw rod.Expansion joint fixing device includes many and is horizontally disposed with
Horizontal girder 64, horizontal girder 64 be overlapped on expansion joint both sides compression crossbeam 71 top, the central shaft of horizontal girder 64
The centerline parallel of line and track plates 2, the end of horizontal girder 64 is fixedly connected by bolt with the compression crossbeam 71 of respective side,
The bottom of bolt on horizontal girder 64 is withstood on templates for expansion joints 61, to be compressed to templates for expansion joints 61, is further protected
The width at expansion joint, improves construction precision when card is poured.
, there is linear section in either roadbed section, or bridge, tunnel road（Abbreviation straight trip section）And curve section
（Abbreviation curved section）.For straightway, bedplate and track plates are levels, and for curved section, bedplate and track plates
Under heeling condition all at an angle, such a state, track plates are easy to along inclined direction break away, in order to prevent track
Plate breaks away, and the present invention is provided with anti-side-slip apparatus at the horizontal two ends of block pulp framework, and anti-side-slip apparatus includes fixation and set
Put in the vertical beam 14 for compressing the two ends of crossbeam 71, the template pressure being fixedly installed in the template relative with vertical beam 14 of vertical framework group
Tight block 15 and the bolt for being fixedly connected with vertical beam 14 and template compact heap 15, in the present embodiment, for being fixedly connected with vertical beam
14 are set to hemispherical configuration with the tail end of the bolt of template compact heap 15, relative with cope plate compact heap 15 in vertical beam 14
The side of side is provided with connecting plate 14-1, and connecting plate 14-1 is provided with connecting hole, and bolt passes through the company on connecting plate 14-1
Connect in hole precession template compact heap 15.This demountable structure of anti-side-slip apparatus, it is only pre- in the connecting plate 14-1 for compressing crossbeam
Location and installation hole is stayed, the cyclic utilization rate of track plates pressing device is improved, reduces management cost.
Provisions for grouting, including walking dolly 8, mortar jar 9, slip hopper 10 and infusion funnel 11；Walking dolly 8 is placed on two
Between parallel track, and the centerline parallel of the direction of travel and track plates 2 of walking dolly 8, construction track is two-wire track
When, center line walking of the walking dolly 8 between two-wire.The infusion funnel for hanging infusion funnel 11 is provided with walking dolly 8
Support frame 11-1；Mortar jar 9 is fixedly installed on walking dolly 8, and mortar jar 9 is the hollow cavity for above having opening, in sand
The dispensing valve 12 of control discharging is provided with the opening of slurry tank 9 bottom；The lower port of infusion funnel 11 inserts pouring for track plates 2
It is intraoral；The lower section that hopper 10 is arranged on the dispensing valve 12 of mortar jar 9 is slipped, its discharge end is arranged on the top of infusion funnel 11.
Embodiment 2：A kind of plate-type fragment-free track slab self-compacting concretes four of CRTS III connect block construction method.
As shown in Fig. 1 ~ Fig. 6, a kind of plate-type fragment-free track slab self-compacting concretes four of CRTS III connect block construction method, bag
Include following steps：
A, on bedplate 1 by matching board figure eject every group of track plates group corresponding four pieces of track plates 2 position contour line, in base
The lifting hole location for corresponding to every piece of track plates 2 of plate 1 places headblock bar, and corresponding track plates 2 are placed on into wood using crane
On filler strip, the thickness of headblock bar is equal to the thickness of self-compacting concrete LIFT.Headblock bar is placed on the accurate adjustment of bedplate setting-out
On the inside of device bearing at about 10cm, its right position is using setting-out contour line as foundation, and longitudinal direction designs the batten of plate stitch size to compress
For foundation, it is ensured that the position deviation of track plates is within ± 10mm.
The expansion joint width scope between track plates and adjacent orbit plate in track plates group is 70mm ~ 80mm.In track
The both sides and middle part of every piece of track plates 2 of plate group are provided with pre-manufactured hole 21, i.e., be provided with every piece of track plates 2 three it is prefabricated
Hole.
B, track plates group every piece of track plates 2 longitudinal both sides mounting rail guidance tape micro-adjuster 13, utilize track slab precision adjustment
Device 13 is to regulation, left and right adjusting and front and rear regulation above and below the progress of track plates 2, until height, center line and the anteroposterior position of track plates 2
Put and meet default requirement.Make the left-right and front-back of track slab precision adjustment device 13 symmetrical during installation, it is reserved front and rear up and down
Adjust space.Track slab precision adjustment device 13 should somewhat be lifted track plates using it after installing, to withdraw from the headblock bar under track plates.
The coarse adjustment of track plates 2 is first carried out before accurate adjustment is carried out using track slab precision adjustment device 13, first level-off position during coarse adjustment, then heighten
Journey, adjusts left side, right side, front side and rear side simultaneously during horizontal adjustment, makes the position deviation of track plates within ± 5mm.It is high
When journey is adjusted, the track plates mixed up with the horizon rule overlap joint lastblock of 1m length, press horizon rule is positioned over the rail mixed up
Guidance tape one end, surveys its other end discrepancy in elevation, its difference in height is less than or equal to 2mm.
Using track slab precision adjustment device 13 carry out accurate adjustment when, install measuring instrument, make its coordinate the SURVEYING CONTROL NETWORKs of CP III and
PDA accurate adjustments software is surveyed and drawn to the position of track plates, according to the deviation by measured value and theoretical value, utilizes track slab precision adjustment
Device 13 is accurately adjusted to the locus of track plates.Accurate adjustment operation follows the adjustment order of level after first elevation, operator
Member accepts the commander of surveyor, and relative both sides are adjusted simultaneously during horizontal adjustment, when elevation is adjusted during next piece of track slab precision adjustment
To be overlapped with lastblock, to ensure that the smooth-going of sliver is excessive, until meeting design requirement.Accurate adjustment place will show after the completion of accurate adjustment
Principal coordinates knows accurate adjustment area, sets warning line, forbids trampling the track plates for having completed accurate adjustment, and postorder is influenceed to prevent track plates from deforming
The precision of track laying.
In the present embodiment, track slab precision adjustment device 13, track are provided with the two ends of longitudinal both sides of every piece of track plates
Plate micro-adjuster 13 is bolted in the side of track plates 2, and each track slab precision adjustment device 13 is connected by bolt with track plates,
The major diameter of thread of bolt is 24 millimeters.Track slab precision adjustment device 13 include for buffer rail guidance tape height elevation adjusting rod 13-1,
First level adjusting rod 13-2 for buffer rail guidance tape center line, the second Level tune for buffer rail guidance tape front and back position
Bar 13-3.Above and below track slab precision adjustment device 13 has, left and right, front and rear three-dimensional regulation function can connect block track plates for four and realize accurately
Positioning.The bottom of track slab precision adjustment device 13 is provided with bottom plate, and ridge design is provided with bottom plate, to increase the adhesive force with ground
And stability.The floor design of bottom plate is inclined-plane, and the inclined-plane of bottom plate is identical with the weathering gradient of bedplate, it is ensured that micro-adjuster
It is vertical with track plates plate face, the positional precision of track plates is adjusted more effective and rapid.
After the completion of c, accurate adjustment, block pulp framework is installed on bedplate 1, makes four sides bottom of block pulp framework and track plates group
Portion fits, and the top surface of block pulp framework is higher than the bottom surface of track plates.Block pulp framework is by vertical framework group and two pieces of cross forms 4
It is encircled into a rectangular frame.In the present invention, be laterally direction with track plates central axis, longitudinal direction be with track plates
The parallel direction of heart line.Cross form 4 along with the setting of the direction of track plates central axis, vertical framework group along with track plates
The parallel direction of heart line is set.The top surface of block pulp framework is higher than the bottom surface of track plates.Template group includes two terminations longitudinally in each
Template assembly and two intermediate die plate components, end head formwork component are corresponded with the track plates 2 in track plates group end, in
Between template assembly corresponded with the track plates 2 in the middle of the track plates group.End head formwork component is included with being arranged on track mould
The short template 51 of the fillet being connected with cross form 4 of Ban Zu corners, the long template 52 in longitudinal direction being connected with the short template of fillet 51 with
And the short template 53 in longitudinal direction being connected with the long template 52 in longitudinal direction.Intermediate die plate component include the long template 52 in longitudinal direction and with the long mould in longitudinal direction
The short template 53 in longitudinal direction of the two ends correspondence connection of plate 52.In corresponding between track plates 2 and adjacent orbit plate 2 for block pulp framework
Exhaust template 54 in expansion joint is provided with expansion joint position.The position corresponding with track plates turning of the short template 51 of fillet is set to
Arc structure.Steam vent is provided with the short template 53 of the short template 51 of fillet and longitudinal direction, many hole irrigations are so effectively prevented
Seam, stomata and the laitance accumulation problems easily occurred are cast, while also ensureing that the distance of pouring hole to corner is identical, resistance is suitable,
The concrete density of shaping is identical.It is provided with the steam vent of the short template 53 of the short template 51 of fillet and longitudinal direction for blocking
Plate in the active plugboard that can be moved up and down of steam vent, the short template 51 of fillet is in arc-shaped insert plate, the short template 53 in longitudinal direction
Plate is plane plate.In the present embodiment：The quantity of the short template 51 of fillet is 4 pieces, and the quantity of the long template 52 in longitudinal direction is 8 pieces,
The quantity of the short template 53 in longitudinal direction is 12 pieces, and the quantity of expansion joint exhaust template 54 is 6 pieces.The template of block pulp framework is detachable knot
Structure, is used equally for all length unit module, and cyclic utilization rate is high, cost-effective, is easy to construction management.
D, track plates center line is provided with multiple track plates on the top surface of every piece of track plates 2 of track plates group compressed
Device, compression crossbeam 71 that track plates pressing device includes being horizontally set on the top surface of track plates 2, vertical wear are connected on compression crossbeam
The screw rod at 71 two ends and the expansion joint fixing device being arranged on above compression crossbeam, are arranged on the screw rod at compression crossbeam two ends
Bottom is fixedly connected with the reinforcing bar on bedplate 1, and the top of screw rod is tightened through compression crossbeam 71 and by nut.Expansion joint is consolidated
Determining device includes many horizontally disposed horizontal girders 64, and horizontal girder is overlapped on the top of the compression crossbeam 71 of expansion joint both sides
End, the central axis of horizontal girder 64 and the centerline parallel of track plates 2, the end of horizontal girder 64 passes through bolt and respective side
Compression crossbeam 71 be fixedly connected, the bottom of the bolt on horizontal girder 64 is scheduled on templates for expansion joints 61, with to stretch slit die
Plate 61 is compressed, and is further ensured the width at expansion joint when pouring, is improved construction precision.
Expansion joint is installed in e, the expansion joint between the track plates 2 and adjacent orbit plate 2 of every group of track plates group and compresses dress
Put 6.Expansion joint pressing device 6 includes templates for expansion joints 61, expansion joint adjusting template 62 and for being fixedly connected with flexible slit die
The fixed mount 63 of plate 61 and expansion joint adjusting template 62, templates for expansion joints 61 and expansion joint adjusting template 62 are L-shaped template, Gu
Frame 63 is determined for X-shaped fixed mount；Templates for expansion joints 61 is oppositely arranged with expansion joint adjusting template 62, the side of expansion joint adjusting template 62
Bottom fitted sideways setting with being arranged on the track plates 2 of plate stitch respective side, the bottom of the side of templates for expansion joints 61 is with being arranged on
The track plates 2 of plate stitch opposite side are fitted setting sideways, and templates for expansion joints 61 is overlapped on the top surface of expansion joint adjusting template 62, stretched
The blast pipe being provided with contracting slit die plate and expansion joint adjusting template on blast pipe, templates for expansion joints is arranged on templates for expansion joints
Steam vent at.
F, at the horizontal two ends of block pulp framework it is provided with anti-side-slip apparatus.Anti- side-slip apparatus includes being fixedly installed on compression
The vertical beam 14 at the two ends of crossbeam 71, the template compact heap 15 being fixedly installed in the template relative with vertical beam 14 of vertical framework group and
Bolt for being fixedly connected with vertical beam 14 and template compact heap 15, in the present embodiment, for being fixedly connected with vertical beam 14 and template
The tail end of the bolt of compact heap 15 is set to hemispherical configuration, the side in the side relative with cope plate compact heap 15 of vertical beam 14
Face is provided with connecting plate 14-1, and connecting plate 14-1 is provided with connecting hole, and bolt passes through the connecting hole precession on connecting plate 14-1
In template compact heap 15.In the present embodiment, the one end for compressing crossbeam 71 is provided with anti-sideslip support, anti-sideslip support it is upper
Portion is tilted to the middle part for compressing crossbeam 71, and the installation end for compressing the anti-sideslip support of crossbeam 71 is higher than its other end.Anti- branch of breakking away
The top of frame is connected by bolt with compressing the rotation of crossbeam 71, and the regulation of anti-sideslip support setting angle can be achieved.Breakked away anti-
The top of support is provided with the puller bolt that crossbeam 71 top is compressed for securing it within, anti-side-slip apparatus it is this detachable
Structure, only reserves location and installation hole in the connecting plate 14-1 for compressing crossbeam, improves the cyclic utilization rate of track plates pressing device,
Reduce management cost.
G, accurate adjustment complete 24 hours in carry out self-compacting concrete mortar perfusion, to by track plates, bedplate and
Carry out row when self-compaction concrete mortar irrigates first 1 hour to track plates bottom surface in the cavity that block pulp framework is surrounded to prewet, it is grasped
It is that atomizer is stretched into out of whole pre-manufactured holes of the every piece of track plates as method, rotates atomizer after opening atomizer
360 ° so that track plates bottom surface it is moist and without ponding, atomizer was rotated by 360 ° the time for 10 seconds, make its bottom surface moist and without product
Water.Self-compaction concrete mortar is filled in mortar jar 9, walking dolly 8 is placed with the side of track plates 2, walking dolly 8
The centerline parallel of direction of travel and track plates 2, walking dolly 8 is arranged on by the mortar jar 9 for filling self-compaction concrete mortar
On, the dispensing valve 12 of control discharging is provided with the opening of the bottom of mortar jar 9.Every piece of track in two pieces of middle track plates
Three pre-manufactured holes of plate are to pour mouth, and the pre-manufactured hole of the centre of every piece of track plates in two pieces of track plates at two ends is to pour
Mouthful, the pre-manufactured hole at the two ends of every piece of track plates in two pieces of track plates at two ends is exhaustion spill mouthful.In track plates group end
One of track plates pour it is intraoral insertion infusion funnel 11, mortar jar 9 dispensing valve 12 lower section set dip down
Oblique slips hopper 10, and the discharge end for slipping hopper 10 is arranged on the top of infusion funnel 11, by slipping hopper 10 by self-compacting concrete
Mortar is sent in the infusion funnel 11 above track plates 2, and is injected into by infusion funnel 11 by track plates 2, bedplate 1 and block pulp frame
In the cavity that frame is surrounded.To ensure that self-compaction concrete mortar smoothly pours the cavity under four pieces of track plates 2 of track plates group
Tamp, the whole that infusion funnel 11 is inserted to the two pieces of track plates 2 in centre of track plates group successively pours mouth and another piece of end rails
Plate pours mouth.In the present embodiment, it is provided with the pouring for four pieces of track plates 2 of track plates group on mouth for connecting infusion funnel
11 are more than or equal to 70 centimetres with the feed pipe of pre-manufactured hole, top distance of the tool away from track plate top surface of feed pipe；In track plates
Exhaust overflow pipe is provided with exhaustion spill mouthful on group end rails plate, the top of exhaust overflow pipe has away from track plate top surface
Distance is more than or equal to 30 centimetres.In filling process, the downward flowing velocity of self-compacting concrete mortar is examined, it is ensured that
The continuity of blanking, centre must not stop, to avoid bringing air into.Load is controlled by the dispensing valve 12 on mortar tank,
In line with principle first quick and back slow, the exhaustion spill hole and the steam vent in fillet template and expansion joint of track plates both sides are observed at any time
The steam vent in template is vented, when the steam vent on the steam vent in fillet template and expansion joint exhaust template has mortar spilling
When, corresponding active plugboard is installed immediately, and blanking velocity is reduced, to ensure that air is all emptied in intermediate layer.Work as track plates
When mortar in the exhaust overflow pipe of both sides is higher by track plate top surface 30cm, it should stop pouring immediately.
H, one standby mortar jar 9 of preparation, are full of standby mortar jar 9, when on walking dolly 8 by self-compaction concrete mortar
The perfusion of mortar jar 9 finish after, empty mortar jar 9 is removed, standby mortar jar 9 has been placed on walking dolly 8 another tank
Fill material and be conveyed through, two mortar jars 9 are used alternatingly.In the present embodiment, the volume of mortar tank 9 is monolithic track plates from close
The consumption of real concrete mortar, i.e., per tank self-compaction concrete mortar, just tank enters the Concrete Filled of one piece of track plates bottom
Layer.
The present invention is during with construction team unity, constantly to grope, update, constantly bring forth new ideas, finally summarize
The engineering method of a whole set of the highly effective gone out, is conducive to the guarantee of construction quality, is also beneficial to the guarantee of construction speed, all
The continuous insertion of process, operates flexible and convenient, and the efficiency of construction is effectively improved in the construction of self-compacting concrete packed layer, plus
The fast progress of construction.
Claims (10)
1. a kind of plate-type fragment-free track slab self-compacting concretes four of CRTS III connect block constructing device, it is characterised in that including：
Bedplate, during making its be internally provided with it is multiple be used to inserting the reinforced holes of reinforcing bar, the reinforced hole of every piece of bedplate with
Track plates pressing device is correspondingly arranged；
Track plates group, including four pieces of continuously arranged track plates, be suspended in the bedplate top and with the bedplate phase
To setting, it is provided with every piece of track plates of the track plates group in three pre-manufactured holes, two pieces of middle track plates
Three pre-manufactured holes of every piece of track plates are to pour mouth, the pre-manufactured hole of the centre of every piece of track plates in two pieces of track plates at two ends
It is exhaustion spill mouthful for the pre-manufactured hole that pours the two ends of every piece of track plates in mouth, two pieces of track plates at two ends；
Block pulp framework, is vertically arranged between the bedplate and the track plates group at the surrounding edge in space, vertical by two
A rectangular frame is encircled into template group and two pieces of cross forms；
Track slab precision adjustment device, is arranged on longitudinal both sides of every piece of track plates of the track plates group, for the track
Setting height, center line and the front and back position of plate are adjusted；
Expansion joint pressing device, is vertically arranged between the track plates of track plates group described in every group and the adjacent track plates
Expansion joint in, for block with group track plates between expansion joint；The expansion joint pressing device includes templates for expansion joints, stretched
Contracting seam adjusting template and the fixed mount for being fixedly connected with the templates for expansion joints and the expansion joint adjusting template, it is described to stretch
Contracting slit die plate and the expansion joint adjusting template are L-shaped template, and the fixed mount is X-shaped fixed mount；The templates for expansion joints
It is oppositely arranged with the expansion joint adjusting template, the bottom of the expansion joint adjusting template side is with being arranged on plate stitch respective side
Track plates side laminating is set, the bottom of the templates for expansion joints side and the track plates for being arranged on plate stitch opposite side
Side laminating is set, and the templates for expansion joints is overlapped on the top surface of the expansion joint adjusting template；In the templates for expansion joints and
Blast pipe is respectively provided with the expansion joint adjusting template；
On track plates pressing device, the top surface for being arranged on every piece of track plates of the track plates group, its two ends and the bottom
The reinforcing bar in seat board insertion embedded bar hole is fixedly connected, for the track plates to be compressed and fixed；In the track plates
The track plates center line is provided with multiple track plates pressing devices on the top surface of every piece of track plates of group；The rail
Compression crossbeam that guidance tape pressing device includes being horizontally set on the track plate top surface, vertical wear are connected on the compression crossbeam two
The screw rod at end and the expansion joint fixing device being arranged on above the compression crossbeam；It is arranged on the spiral shell at the compression crossbeam two ends
The bottom of bar is fixedly connected with the reinforcing bar on the bedplate, and the top of the screw rod is twisted through compression crossbeam and by nut
Tightly；Expansion joint fixing device includes many horizontally disposed horizontal girders, and the horizontal girder compresses horizontal stroke by bolt with described
Beam is fixedly connected, and the bottom of the bolt on the horizontal girder is withstood on templates for expansion joints, to be compressed to templates for expansion joints；
And
Provisions for grouting, including walking dolly, mortar jar, slip hopper and infusion funnel；The walking dolly is in two parallel tracks
Between walk, and the centerline parallel of the direction of travel of the walking dolly and the track plates is set on the walking dolly
It is equipped with the infusion funnel support frame for hanging the infusion funnel；The mortar jar is fixedly installed on the walking dolly, described
Mortar jar is the hollow cavity for above having opening, and the baiting valve of control discharging is provided with the opening of the mortar pot bottom
Door；It is intraoral that the lower port of the infusion funnel inserts pouring for the track plates；The hopper that slips is arranged on putting for the mortar jar
Expect the lower section of valve, its discharge end is arranged on the top of the infusion funnel.
2. the plate-type fragment-free track slab self-compacting concretes four of CRTS III according to claim 1 connect block constructing device, its
It is characterised by, the cross form is set along with the direction of track plates central axis；The vertical framework group edge and track plates
The direction of centerline parallel is set, and each vertical framework group includes two end head formwork components and two intermediate die plate groups
Part, the end head formwork component is corresponded with the track plates in track plates group end, and the intermediate die plate component is with being in
Track plates in the middle of track plates group are corresponded；
The end head formwork component include being arranged on track template group corner and the fillet that is connected with the cross form is short
Template, the long template in longitudinal direction being connected with the short template of the fillet and the short template in longitudinal direction being connected with the long template in the longitudinal direction；
The intermediate die plate component includes the long template in longitudinal direction and the longitudinal direction of connection corresponding with the two ends of the long template in the longitudinal direction is short
Template；It is flexible corresponding to being provided with the expansion joint position between the track plates and adjacent orbit plate in the block pulp framework
Seam exhaust template；
Steam vent is provided with the short template of the fillet, the short template in the longitudinal direction and the templates for expansion joints.
3. the plate-type fragment-free track slab self-compacting concretes four of CRTS III according to claim 1 connect block constructing device, its
It is characterised by, the top of the expansion joint adjusting template is evenly arranged with multiple nuts along its length, in each nut
On wear the adjusting screw rod being connected to for adjusting expansion joint adjusting template setting height(from bottom).
4. the plate-type fragment-free track slab self-compacting concretes four of CRTS III according to claim 1 connect block constructing device, its
It is characterised by, the quantity for the track plates pressing device being arranged on the top surface of every piece of track plates is at least five.
5. the plate-type fragment-free track slab self-compacting concretes four of CRTS III according to claim 1 connect block constructing device, its
It is characterised by, anti-side-slip apparatus is provided with the horizontal two ends of the block pulp framework, and the anti-side-slip apparatus includes fixation and set
Put and compressed in the vertical beam for compressing crossbeam two ends, the template being fixedly installed in the template relative with vertical beam of vertical framework group
Block and the bolt for being fixedly connected with the vertical beam and the template compact heap.
6. a kind of plate-type fragment-free track slab self-compacting concretes four of CRTS III connect block construction method, it is characterised in that including with
Lower step：
A, on bedplate by matching board figure eject every group of track plates group corresponding four pieces of track plates position contour line, in bedplate
The lifting hole location for corresponding to every piece of track plates place headblock bar, corresponding track plates are placed on headblock bar using crane
On；Three pre-manufactured holes are provided with every piece of track plates of the track plates group；
Three pre-manufactured holes of every piece of track plates are to pour mouth in two pieces of middle track plates, every in two pieces of track plates at two ends
The pre-manufactured hole of the centre of block track plates is that the pre-manufactured hole at the two ends for pouring every piece of track plates in mouth, two pieces of track plates at two ends is
Exhaustion spill mouthful；
B, track plates group every piece of track plates longitudinal both sides mounting rail guidance tape micro-adjuster, utilize the track slab precision adjustment device pair
Regulation, left and right adjusting and front and rear regulation above and below track plates progress, until the height of track plates, center line and front and back position meet pre-
If requirement；
C, the installation block pulp framework on bedplate, make block pulp framework and four side bottoms of track plates group fit；The gear
Slurry framework is the rectangular frame being encircled into by two vertical framework groups, two pieces of cross forms；
D, on the top surface of every piece of track plates of the track plates group track plates center line is provided with multiple rails
Guidance tape pressing device, the track plates pressing device includes the compression crossbeam being horizontally set on the track plate top surface and vertical
Wear the screw rod for being connected on the compression crossbeam two ends, the reinforcing bar that the bottom of the screw rod penetrates and is fixedly mounted on the bedplate
On, the top of the screw rod is tightened through compression crossbeam and by nut；
Expansion joint is installed in e, the expansion joint between the track plates and the adjacent track plates of track plates group described in every group
Pressing device and expansion joint fixing device, expansion joint fixing device is fixed with the compression crossbeam in track plates pressing device to be connected
Connect；
F, at the two ends of the track plates pressing device it is provided with anti-side-slip apparatus；
G, it is placed with walking dolly between two parallel tracks, the direction of travel of the walking dolly and the track plates
Centerline parallel, the mortar jar for filling self-compaction concrete mortar is arranged on walking dolly, in the mortar pot bottom
The dispensing valve of control discharging is provided with opening, is filled in the intraoral insertion that pours of one of track plates of track plates group end
Note bucket, sets what is tilted down to slip hopper, the discharge end for slipping hopper is arranged on institute in the lower section of the dispensing valve of the mortar jar
The top of infusion funnel is stated, self-compaction concrete mortar is sent in the infusion funnel above track plates by slipping hopper, and by filling
Note bucket is injected into the cavity surrounded by track plates, bedplate and block pulp framework；
H, one standby mortar jar of preparation, are full of standby mortar jar, when the mortar on walking dolly by self-compaction concrete mortar
After tank perfusion is finished, empty mortar jar is removed, standby mortar jar, which is placed into another tank on walking dolly, has been filled with material transport
Come over, two mortar jars are used alternatingly.
7. the plate-type fragment-free track slab self-compacting concretes four of CRTS III according to claim 6 connect block construction method, its
Be characterised by, in step e, the expansion joint pressing device be vertically arranged in the track plates of track plates group described in every group with
In expansion joint between the adjacent track plates, for blocking with the expansion joint between group track plates；
The expansion joint pressing device includes templates for expansion joints, expansion joint adjusting template and for being fixedly connected with the expansion joint
Template and the fixed mount of the expansion joint adjusting template, the templates for expansion joints and the expansion joint adjusting template are L-shaped mould
Plate, the fixed mount is X-shaped fixed mount；The templates for expansion joints is oppositely arranged with the expansion joint adjusting template, described flexible
The bottom of seam adjusting template side and it is arranged on the track plates of plate stitch respective side and fits sideways setting, the templates for expansion joints
The bottom of side fit setting with being arranged on the track plates side of plate stitch opposite side, described in the templates for expansion joints is overlapped on
The top surface of expansion joint adjusting template；Blast pipe is respectively provided with the templates for expansion joints and the expansion joint adjusting template.
8. the plate-type fragment-free track slab self-compacting concretes four of CRTS III according to claim 6 connect block construction method, its
It is characterised by, in step f, the anti-side-slip apparatus is set including being fixedly installed on the vertical beam at the compression crossbeam two ends, fixation
Put template compact heap in the template relative with vertical beam of vertical framework group and for being fixedly connected with the vertical beam and the mould
The bolt of plate compact heap.
9. the plate-type fragment-free track slab self-compacting concretes four of CRTS III according to claim 6 connect block construction method, its
It is characterised by, in step g, to ensure that self-compaction concrete mortar smoothly pours the cavity under four pieces of track plates of track plates group
Build and tamp, the whole that infusion funnel is inserted to the two pieces of track plates in centre of track plates group successively pours mouth and another block of end rails plate
Pour mouth.
10. the plate-type fragment-free track slab self-compacting concretes four of CRTS III according to claim 6 connect block construction method, its
It is characterised by, in step g, self-compacting concrete is carried out in the cavity to being surrounded by track plates, bedplate and block pulp framework
Row is prewetted when before mortar injection to track plates bottom surface, and its operating method is to stretch into atomization out of whole pre-manufactured holes of the every piece of track plates
Shower nozzle, open atomizer is rotated by 360 ° after atomizer so that track plates bottom surface it is moist and without ponding.
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| CN201710480228.9A CN107083726A (en) | 2017-06-22 | 2017-06-22 | The plate-type fragment-free track slab self-compacting concretes four of CRTS III connect block constructing device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710480228.9A CN107083726A (en) | 2017-06-22 | 2017-06-22 | The plate-type fragment-free track slab self-compacting concretes four of CRTS III connect block constructing device and method |
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| CN107083726A true CN107083726A (en) | 2017-08-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409232A (en) * | 2019-08-16 | 2019-11-05 | 中国铁路总公司 | A kind of quick adjuster of fragment-free track slab |
| CN111593619A (en) * | 2020-05-29 | 2020-08-28 | 中铁一局集团有限公司 | Construction method of urban rail transit plate type ballast bed structure |
| CN111593618A (en) * | 2020-05-29 | 2020-08-28 | 中铁一局集团有限公司 | Construction method of plate type turnout structure of urban rail transit |
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| CN111593619A (en) * | 2020-05-29 | 2020-08-28 | 中铁一局集团有限公司 | Construction method of urban rail transit plate type ballast bed structure |
| CN111593618A (en) * | 2020-05-29 | 2020-08-28 | 中铁一局集团有限公司 | Construction method of plate type turnout structure of urban rail transit |
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