CN109594437A - A kind of simple adjustable supporting system of track and its construction method - Google Patents
A kind of simple adjustable supporting system of track and its construction method Download PDFInfo
- Publication number
- CN109594437A CN109594437A CN201910073218.2A CN201910073218A CN109594437A CN 109594437 A CN109594437 A CN 109594437A CN 201910073218 A CN201910073218 A CN 201910073218A CN 109594437 A CN109594437 A CN 109594437A
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- plate
- sliding block
- regulating device
- screw rod
- track
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- 238000010276 construction Methods 0.000 title claims abstract description 21
- 230000001105 regulatory effect Effects 0.000 claims abstract description 64
- 230000003100 immobilizing effect Effects 0.000 claims abstract description 12
- 239000000945 filler Substances 0.000 claims abstract description 4
- 241000826860 Trapezium Species 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 3
- 238000009415 formwork Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000006641 stabilisation Effects 0.000 claims description 3
- 238000011105 stabilization Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 2
- 239000011229 interlayer Substances 0.000 abstract description 2
- 230000005641 tunneling Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 14
- 239000010959 steel Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 5
- 239000010410 layer Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000007787 solid 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
- E01B29/40—Means or arrangements for temporarily supporting laid tracks, or rails or sleepers in the track
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
A kind of simple adjustable supporting system of track and its construction method, wherein adjustable supporting system includes one group of support column between regulating device and regulating device and basis being located at below supporting course；Regulating device top and bearing interlayer are connected with support plate, and regulating device lower part and support intercolumniation are connected with backing plate；Support column includes four horizontal connecting plates between corner post and corner post, is connect by fixed plate with cast-in-place immobilizing foundation between the support column and basis.Regulating device and backing plate can be passed through in construction, meets the needs of interim track drop road or arch deformation etc. or gradation adjustment height, pass through the setting of rigid plate and elastic plate, it expands forced area and ensure that supporting course is not damaged in construction, fixed plate and cast-in-place immobilizing foundation then ensure that upper load being dispensed into foundation, the present invention can not be removed for track each stage provided when filler is changed in track plates tunneling support and support system height it is adjustable, it is convenient to construct, and has not only saved working hour but also can save cost.
Description
Technical field
The invention belongs to track construction field, in particular to the simple adjustable supporting system of a kind of track and its construction method.
Background technique
In orbit construction, by complex geologic conditions in railway institute route via, and in track operation in use, facing
The external factors such as rainfall, temperature and dynamic load under the arch variation that generates, track can be made to carry out under original design
Height adjusts, and for adjusting track level measuring, then need the bedding roadbed filling by rail support layer lower part to excavate, and same
When support device is set, generally using disposable temporary support but temporary support it is structural weak, be chiefly used in facing for closed section
When use, to large area or long transmission line and under the premise of guaranteeing top driving, it cannot be guaranteed that its exploitativeness, moreover for interim
Support is mostly disposable non-adjustable support, is not able to satisfy track and carries out during height adjusts by several times or construction by stages
It constructs it is required that height is supported and adjusted also by jack, although the support being able to satisfy for upper track structure is made
With, but the dosage of jack is big, improves project cost, and the supporting surface of jack is small, is unfavorable for structural stability, therefore
Superstructure can be supported and effectively convenient for adjusting the support system and its construction method of construction by needing to provide one kind.
Summary of the invention
The present invention proposes a kind of simple adjustable supporting system of track and its construction method, to solve drop road and arch deformation
Support limit when equal track structures Pass line adjustment, segmentation classification when support is adjusted and rail travelling crane and simple stabilization have
The problems such as effect support, specific technical solution is as follows:
A kind of simple adjustable supporting system of track includes the one group of regulating device and regulating device and base below supporting course
Support column between plinth；The upward arranged for interval of rail of the regulating device and support column in track；Regulating device top and bearing
Interlayer is connected with support plate, and regulating device lower part and support intercolumniation are connected with backing plate；The support plate includes elastic plate and rigidity
Plate, the elastic plate are correspondingly connected with supporting course, and rigid plate is correspondingly connected with regulating device.
The regulating device include top shoe, sliding block and between sliding block elongated setting sliding block screw rod；It is described
Top shoe and sliding block longitudinal section are right-angled trapezium, and the fitting of the two bevel edge is in a rectangular parallelepiped shape, on the top shoe tiltedly with it
The opposite long side one side in side connects support plate, the long side one side connection backing plate opposite with its bevel edge on the sliding block.
It is hollow channel-shaped inside the top shoe and sliding block, vertical limit is arranged at intervals in the groove of top shoe
Position plate；The limit plate height adapts to height between top shoe and sliding block groove.
The sliding block screw rod is arranged in sliding block lateral middle, and sliding block screw rod one end is connected to sliding block right-angled trapezium
The longer vertical edge side outer end face in section, the sliding block screw rod body of rod intert in the groove of sliding block, the sliding block screw rod other end
It is connected on the limit plate of top shoe.
Lateral surface has been at least connected with a connection sheet, the connection sheet one at the top shoe and sliding block bevel edge fitting envelope
End is hingedly fastened on top shoe with sliding block, the other end.
The regulating device is internal screwed sleeve, and sleeve bottom connection backing plate, sleeve inner, which connects, erects screw rod,
Perpendicular screw tip is connected with screw rod footstock, the perpendicular screw rod and sleeve and adjusts fixation using fastening nut, and the screw rod footstock connects
Connect support plate.
The support column includes four horizontal connecting plates between corner post and corner post, and the corner post is square arrangement, square-section
The size of size adaptation backing plate；The horizontal connecting plate is in the vertical upper arranged for interval of corner post.
It is connect by fixed plate with cast-in-place immobilizing foundation between the support column and basis；Adjacent supports intercolumniation is connected with one
Group connecting rod, connecting rod are spaced in vertical upper distribution.
The cross sectional dimensions of the fixed plate is greater than support column cross sectional dimensions, and the sectional dimension of the immobilizing foundation is greater than
The sectional dimension of fixed plate.
A kind of construction method of the simple adjustable supporting system of track, the specific steps are as follows:
Step 1: abolishing the confining bed of track side, then, work nest is excavated downwards；
Step 2: direction along ng a path excavates the bedding filler under supporting course, prefabricated support column is installed when excavating and adjusts dress
It sets, and support plate and backing plate is installed in regulating device upper and lower end face, set up supporting course on the supporting plate, wherein support column need to lead to
The fixed plate connection on cast-in-place concrete immobilizing foundation is crossed, its height of support column adapts to excavate the depth of work nest；
Step 3: connecting waling stripe in adjacent support intercolumniation, and floor is set between regulating device and backing plate, wherein will under
Sliding block screw rod one end is fastened on the limit plate of top shoe and fixes connection sheet, or perpendicular screw rod is adjusted to designed elevation simultaneously
It is fixed with fastening nut.
Step 4: dropping road or deformation adjustment demand, classification adjustment, i.e. sliding block in opening regulating device according to supporting course
Screw rod and connection sheet, by top shoe and the sliding block changing of the relative positions, so that the vertical height reduction of regulating device reaches design adjustment absolute altitude,
Sliding block screw rod at this time is fastened on the limit plate of corresponding top shoe and is fixedly connected piece, or unscrews fastening nut, is adjusted perpendicular
Screw rod height reaches design adjustment absolute altitude, and is fixed with fastening nut；Wherein be classified adjustment during can also first by
Regulating device loosens to lower replaces regulating device lower gasket again, to achieve the purpose that height adjustment.
Step 5: cushion block is arranged below the overhanging place of top shoe to support, layer to be supported is stablized after the completion of adjusting height
Afterwards, side formwork supporting plate is excavated in supporting course and packing material is perfused in the area supporting course Xia Taowa, finally, being layered with graded broken stone
Rammer fills out work nest, is repaired with concrete to confining bed.
The invention has the following advantages:
The present invention passes through the setting of regulating device and backing plate, meets the stages such as supporting condition lower railway drop road or arch deformation
Or the demand of height is adjusted by several times, wherein the floor setting between regulating device and backing plate facilitates stabilization when regulating device uses
Property；Design for limit plate in top shoe is accurately limited and is fixed when helping to adjust height by several times or stage by stage
Effect, connection sheet then play the role of further fixing top shoe and sliding block, and same for the fastening nut in vertical screw rod
When have the function of adjusting and fixed；By the setting of rigid plate and elastic plate, forced area is on the one hand expanded, on the other hand
It ensure that supporting course is not damaged in construction, for dropping in road or arch deformation in track, the thickness of reduction backing plate can also be passed through
Degree has the function that limit and adjusting；By the installation of support column, be effectively guaranteed this support system bearing upper load and
Adjust driving when absolute altitude, fixed plate and cast-in-place immobilizing foundation, which then ensure that, is dispensed into foundation for upper load, in guarantee
Portion's carrying and the setting of connecting rod further guarantee the globality of sustainable column, and support column overall construction is simple, cheap, just
In materials and prefabricated construction.The present invention is in construction, it is only necessary to which disposable support can then carry out micro- in support system itself
Adjust, therefore construction procedure simplicity is easily operated, and used component be it is easy to manufacture, can be prefabricated, not only saved working hour but also can save
Save cost.
Detailed description of the invention
Fig. 1 is the simple adjustable supporting system construction usage schematic diagram of track；
Fig. 2 is regulating device a schematic diagram；
Fig. 3 is regulating device a top shoe stereoscopic schematic diagram；
Fig. 4 is regulating device a sliding block stereoscopic schematic diagram；
Fig. 5 is regulating device b schematic diagram；
Fig. 6 is support column top view.
Appended drawing reference: 1- track；2- supporting course；3- regulating device；31- top shoe；311- limit plate；32- sliding block；
33- sliding block screw rod；34- floor；35- backing plate；36- connection sheet；37- screw rod footstock；38- erects screw rod；39- fastening nut；4-
Support column；41- corner post；The horizontal connecting plate of 42-；5- fixed plate；6- immobilizing foundation；7- support plate；71- elastic plate；72- rigid plate；
8- connecting rod.
Specific embodiment
As shown in Figure 1, a kind of simple adjustable supporting system of track, one group of regulating device 3 comprising being located at 2 lower section of supporting course
And the support column 4 between regulating device 3 and basis；The regulating device 3 and support column 4 are spaced cloth in the rail of track 1 upwards
It sets；It is connected with support plate 7 between 3 top of regulating device and supporting course 2, is connected with backing plate between 3 lower part of regulating device and support column 4
35；The support plate 7 includes elastic plate 71 and rigid plate 72, and the elastic plate 71 is correspondingly connected with supporting course 2, and rigid plate 72 is corresponding
Connect regulating device 3.
As shown in Fig. 2, providing a kind of regulating device a, the regulating device a includes top shoe 31, sliding block 32, and
The sliding block screw rod 33 of the elongated setting between sliding block 32, wherein sliding block 31 and sliding block 32 are made up of wedge block, it is described on
Sliding block 31 and 32 longitudinal section of sliding block are right-angled trapezium, and the fitting of the two bevel edge is in a rectangular parallelepiped shape, on the top shoe 31 with
The opposite long side one side of its bevel edge connects support plate 7, the long side one side connection opposite with its bevel edge on the sliding block 32
Backing plate 35.
Elastic plate 71 is made up of rubber in support plate 7 in the present embodiment, and rigid plate 72 is made up of steel plate, and backing plate 35
Thickness and number according to bearing height and adjust number and determine that backing plate 35 makes by steel plate, rigid plate 72 and bullet during installation
Property plate 71 be fixedly linked by connecting glue, and the cross sectional dimensions of the two is identical, reaches lower part tune by the extruding of elastic plate 71
Support and limit between regulating device 3 and supporting course 2.
It is hollow channel-shaped inside the top shoe 31 and sliding block 32, as shown in Figure 3 and Figure 4, upper in the present embodiment
Vertical spacing plate 311 is arranged at intervals in the groove of sliding block 31；The limit plate 311 highly adapts to top shoe 31 and sliding block
Height, the limit plate 311 are welded by steel plate between 32 grooves；The setting of sliding block screw rod 33 is lateral in sliding block 32
Middle part, 33 one end of sliding block screw rod are connected to the longer vertical edge side outer end face in 32 right-angled trapezium section of sliding block, sliding block screw rod
33 bodies of rod intert in the groove of sliding block 32, and 33 other end of sliding block screw rod is connected on the limit plate 311 of top shoe 31.
In the present embodiment, lateral surface is connected with a connection sheet at the top shoe 31 and 32 bevel edge of sliding block fitting envelope
36, the connection sheet 36 be grid of steel bars, one end hingedly with sliding block 32, other end connecting welding on top shoe 31, or
Top shoe 31 welds screw rod in advance, sets screw hole in connection sheet 36, adopts and be bolted connection；State 32 Basolateral of sliding block
Floor 34 is provided between face and backing plate 35.
As shown in figure 5, providing second of regulating device b, wherein regulating device b is internal screwed steel set
Cylinder, sleeve bottom connection backing plate 35, sleeve inner connect perpendicular screw rod 38, and perpendicular 38 top of screw rod is connected with screw rod footstock 37, described
Perpendicular screw rod 38, which is adjusted with sleeve using fastening nut 39, to be fixed, and the screw rod footstock 37 connects support plate 7；Or external screw rod footstock 37
Connection support plate 7 is the connection of arc, and when 2 ground of supporting course is not flat, rigid plate 72 turns an angle, and facilitates top
Uniform force.
In the present embodiment, the support column 4 includes the horizontal connecting plate 42 between four corner posts 41 and corner post 41, the corner post 41
The arrangement that is square is made using angle steel, or can also can also be circle by channel steel, steel pipe or case section steel manufacture, section form；It is horizontal
Connecting plate 42 is made of steel plate or channel steel, and the inner corner trim of four corner posts 41 both faces towards square-section center, and the size of square-section
Adapt to the size of backing plate 35；The horizontal connecting plate 42 is welded on the vertical upper and arranged for interval of corner post 41.
As shown in fig. 6, connect by fixed plate 5 with cast-in-place immobilizing foundation 6 between the support column 4 and basis, it is described solid
Fixed board 5 is square plate, and fixed plate 5 is connected using tap bolt with basis, uses bolt or welding manner phase with support column 4
Even；One group of connecting rod 8 is connected between adjacent supports column 4, the connecting rod 8 is steel pipe, channel steel or angle steel, and connecting rod 8 is spaced on vertical
Distribution.
In conjunction with Fig. 1 to Fig. 6, a kind of construction method of the simple adjustable supporting system of track is further illustrated, specifically
Steps are as follows:
Step 1: abolishing the confining bed of 1 side of track, then, work nest is excavated downwards.
Step 2: excavating the bedding filler under supporting course 2 along 1 direction of track, prefabricated 4 He of support column is installed when excavating
Regulating device 3, and support plate 7 and backing plate 35 are installed in 3 upper and lower end face of regulating device, ride upon supporting course 2 in support plate 7,
Wherein support column 4 need to be connected by the fixed plate 5 being embedded on cast-in-place concrete immobilizing foundation 6, and the adaptation of its height of support column 4 is opened
Dig the depth of work nest.
Step 3: connecting waling stripe 8 between adjacent support column 4, and floor is set between regulating device 3 and backing plate 35
34, wherein 33 one end of sliding block screw rod is fastened on the limit plate 311 of top shoe 31 and fixes connection sheet 36, or will erect
Screw rod 38 adjusts to designed elevation and fixed with fastening nut 39.
Step 4: dropping road or deformation adjustment demand according to supporting course 2, classification adjustment opens sliding block for regulating device a
Screw rod 33 and connection sheet 36, by 32 changing of the relative positions of top shoe 31 and sliding block, so that the vertical height reduction of regulating device 3 reaches design
Absolute altitude is adjusted, sliding block screw rod 33 at this time is fastened on the limit plate 311 of corresponding top shoe 31 and is fixedly connected piece 36 or right
Fastening nut 39 is unscrewed in regulating device b, perpendicular 38 height of screw rod is adjusted, reaches design adjustment absolute altitude, and use fastening nut
39 is fixed；It can also be first by regulating device a or tune during stepped height adjustment for regulating device a or regulating device b
Regulating device b loosens and regulating device lower gasket is replaced in the downward of its height again, to achieve the purpose that height adjustment.
Step 5: adjust height after the completion of, regulating device a is filled in below the overhanging place of top shoe 31 correcting wedge with
It supports, after layer 2 to be supported is stablized, excavates side formwork supporting plate in supporting course 2 and filling material is perfused in 2 area Xia Taowa of supporting course
Material is filled out work nest finally, being rammed with graded broken stone layering, is repaired with concrete to confining bed.
Obviously, above-described embodiment is only intended to clearly illustrate made by outstanding feature of the invention and illustrates, and is not pair
The restriction of embodiment of the present invention；It, still can be on the basis of above explained use for those skilled in the art
It makes other variations or changes in different ways, if not carrying out inventive improvements to it, all belongs to the scope of protection of the present invention.
Claims (10)
1. a kind of simple adjustable supporting system of track, it is characterised in that: comprising being located at one group of regulating device below supporting course (2)
(3) support column (4) and between regulating device (3) and basis；The regulating device (3) and support column (4) are in track (1)
The upward arranged for interval of rail；Be connected between regulating device (3) top and supporting course (2) support plate (7), regulating device (3) lower part with
Backing plate (35) are connected between support column (4)；The support plate (7) includes elastic plate (71) and rigid plate (72), the elastic plate
(71) it is correspondingly connected with supporting course (2), rigid plate (72) is correspondingly connected with regulating device (3).
2. the simple adjustable supporting system of a kind of track according to claim 1, it is characterised in that: the regulating device (3)
Comprising top shoe (31), sliding block (32) and between sliding block elongated setting sliding block screw rod (33)；The top shoe
(31) and sliding block (32) longitudinal section is right-angled trapezium, and the fitting of the two bevel edge is in a rectangular parallelepiped shape, on the top shoe (31)
The long side one side opposite with its bevel edge connects support plate (7), and the long side one side opposite with its bevel edge connects on the sliding block
Connection pad plate (35).
3. the simple adjustable supporting system of a kind of track according to claim 2, it is characterised in that: the top shoe (31) and
It is hollow channel-shaped that sliding block (32) is internal, and vertical spacing plate (311) are arranged at intervals in the groove of top shoe (31)；Institute
It states limit plate (311) height and adapts to height between top shoe (31) and sliding block (32) groove.
4. the simple adjustable supporting system of a kind of track according to claim 2 or 3, it is characterised in that: the sliding block spiral shell
Bar (33) is arranged in sliding block (32) lateral middle, and sliding block screw rod (33) one end is connected to sliding block (32) right-angled trapezium section
Longer vertical edge side outer end face, sliding block screw rod (33) body of rod intert in the groove of sliding block (32), sliding block screw rod
(33) other end is connected on the limit plate (311) of top shoe (31).
5. the simple adjustable supporting system of a kind of track according to claim 4, it is characterised in that: the top shoe (31) and
Lateral surface has been at least connected with a connection sheet (36) at sliding block (32) bevel edge fitting envelope, described connection sheet (36) one end hingedly with
Sliding block (32), the other end are fastened on top shoe (31).
6. the simple adjustable supporting system of a kind of track according to claim 1, it is characterised in that: the regulating device (3)
For internal screwed sleeve, sleeve bottom connection backing plate (35), sleeve inner connects perpendicular screw rod (38), erects screw rod (38) top
End is connected with screw rod footstock (37), and the perpendicular screw rod (38) and sleeve are adjusted using fastening nut (39) and fixed, the screw top
Seat (37) connection support plate (7).
7. the simple adjustable supporting system of a kind of track according to claim 1, it is characterised in that: support column (4) packet
Containing the horizontal connecting plate (42) between four corner posts (41) and corner post (41), the corner post (41) is square arrangement, square-section size
Adapt to the size of backing plate (35)；The horizontal connecting plate (42) is in the vertical upper arranged for interval of corner post (41).
8. the simple adjustable supporting system of a kind of track according to claim 7, it is characterised in that: the support column (4) with
It is connect by fixed plate (5) with cast-in-place immobilizing foundation (6) between basis；One group of connecting rod (8) is connected between adjacent supports column (4),
Connecting rod (8) is spaced in vertical upper distribution.
9. the simple adjustable supporting system of a kind of track according to claim 8, it is characterised in that: the fixed plate (5)
Cross sectional dimensions is greater than support column (4) cross sectional dimensions, and the sectional dimension of the immobilizing foundation (6) is greater than cutting for fixed plate (5)
Face size.
10. a kind of construction method of the simple adjustable supporting system of track according to claim 9, which is characterized in that specific
Steps are as follows:
Step 1: then the confining bed for abolishing track (1) side excavates downwards work nest；
Step 2: excavating the bedding filler under supporting course (2) along track (1) direction, prefabricated support column (4) are installed when excavating
Set up supporting course (2) and in regulating device (3) upper and lower end face installation support plate (7) and backing plate (35) with regulating device (3)
On support plate (7), wherein support column (4) need to be connected by the fixed plate (5) on cast-in-place concrete immobilizing foundation (6), support
Column (4) its height adapts to excavate the depth of work nest；
Step 3: connecting waling stripe (8) between adjacent support column (4), and it is arranged between regulating device (3) and backing plate (35)
Floor (34), wherein sliding block screw rod (33) one end is fastened on the limit plate (311) of top shoe (31) and by connection sheet
(36) fixed, or perpendicular screw rod (38) is adjusted to designed elevation and is fixed with fastening nut (39)；
Step 4: dropping road or deformation adjustment demand, classification adjustment, i.e. downslide in opening regulating device (3) according to supporting course (2)
Block screw rod (33) and connection sheet (36), by top shoe (31) and sliding block (32) changing of the relative positions, thus the vertical height of regulating device (3)
Reduction reaches design adjustment absolute altitude, sliding block screw rod (33) will be fastened on the limit plate (311) of corresponding top shoe (31) at this time
And piece (36) are fixedly connected with, or unscrew fastening nut (39), perpendicular screw rod (38) height is adjusted, design adjustment absolute altitude is reached,
And it is fixed with fastening nut (39)；Wherein first regulating device can also be loosened to lower during being classified adjustment and replace adjusting again
Device lower gasket, to achieve the purpose that height adjustment；
Step 5: setting cushion block is below the overhanging place of top shoe (31) to support, layer (2) to be supported after the completion of adjusting height
After stabilization, side formwork supporting plate is excavated in supporting course (2) and packing material is perfused in supporting course (2) area Xia Taowa, finally, with grade
It is rammed with rubble layering and fills out work nest, confining bed is repaired with concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910073218.2A CN109594437A (en) | 2019-01-25 | 2019-01-25 | A kind of simple adjustable supporting system of track and its construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910073218.2A CN109594437A (en) | 2019-01-25 | 2019-01-25 | A kind of simple adjustable supporting system of track and its construction method |
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| CN109594437A true CN109594437A (en) | 2019-04-09 |
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|---|---|---|---|
| CN201910073218.2A Pending CN109594437A (en) | 2019-01-25 | 2019-01-25 | A kind of simple adjustable supporting system of track and its construction method |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159016A (en) * | 2019-06-26 | 2019-08-23 | 中国铁路设计集团有限公司 | A kind of column check pit that prefabricated assembled adjustable rail top mark is high |
| CN110195381A (en) * | 2019-05-30 | 2019-09-03 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Non-fragment orbit lifting method |
| CN110195382A (en) * | 2019-05-30 | 2019-09-03 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Road structure and the method that track structure is lifted using the road structure |
| CN110258189A (en) * | 2019-06-10 | 2019-09-20 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | A method of regulation ballastless track roadbed elevation disease |
| CN110846956A (en) * | 2019-10-14 | 2020-02-28 | 中铁第四勘察设计院集团有限公司 | Temporary support device for replacement of integral ballast bed |
| CN111305466A (en) * | 2019-11-14 | 2020-06-19 | 佛山科学技术学院 | Corrosion-resistant stainless steel concrete beam |
| CN111620234A (en) * | 2020-04-29 | 2020-09-04 | 太原重工股份有限公司 | Multi-directional track adjusting device |
| CN112012051A (en) * | 2019-05-30 | 2020-12-01 | 中国铁道科学研究院集团有限公司 | Treatment method for deformation of ballastless track |
| CN112176793A (en) * | 2019-07-02 | 2021-01-05 | 北京华铁时代建设发展有限公司 | Repairing method for ballastless track settlement |
| CN113403885A (en) * | 2021-06-01 | 2021-09-17 | 中铁第四勘察设计院集团有限公司 | Method for treating arch-up disease of ballastless track |
| CN113430947A (en) * | 2021-07-26 | 2021-09-24 | 中铁四局集团有限公司 | Detachable self-slope-finding supporting device and design method of fixing mechanism rod thereof |
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