CN110424191A - The anti-detachment design of the concrete filled steel tubular member and sleeper block of non-fragment orbit - Google Patents
The anti-detachment design of the concrete filled steel tubular member and sleeper block of non-fragment orbit Download PDFInfo
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- CN110424191A CN110424191A CN201910672719.2A CN201910672719A CN110424191A CN 110424191 A CN110424191 A CN 110424191A CN 201910672719 A CN201910672719 A CN 201910672719A CN 110424191 A CN110424191 A CN 110424191A
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- sleeper
- concrete filled
- concrete
- sleeper block
- steel pipe
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 216
- 239000010959 steel Substances 0.000 title claims abstract description 216
- 241001669679 Eleotris Species 0.000 title claims abstract description 168
- 239000012634 fragment Substances 0.000 title claims abstract description 49
- 238000013461 design Methods 0.000 title description 2
- 238000005266 casting Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 15
- 238000012423 maintenance Methods 0.000 claims abstract description 12
- 230000010412 perfusion Effects 0.000 claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000012856 packing Methods 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- 230000015271 coagulation Effects 0.000 claims 1
- 238000005345 coagulation Methods 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 7
- 201000010099 disease Diseases 0.000 abstract description 6
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 230000010410 reperfusion Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
- E01B1/002—Ballastless track, e.g. concrete slab trackway, or with asphalt layers
- E01B1/005—Ballastless track, e.g. concrete slab trackway, or with asphalt layers with sleeper shoes
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B3/00—Transverse or longitudinal sleepers; Other means resting directly on the ballastway for supporting rails
- E01B3/28—Transverse or longitudinal sleepers; Other means resting directly on the ballastway for supporting rails made from concrete or from natural or artificial stone
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Railway Tracks (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses the Anti-isenagage structures of a kind of concrete filled steel tubular member of non-fragment orbit and sleeper block, it is characterized by: the hollow steel pipe has the widened part of radial width (3) in the outer end for being embedded to the sleeper block (1) in the length range less than 50mm, during hollow steel pipe perfusion, concrete is also filled in the widened part of the radial width (3), and pours and be integrated with the sleeper block (1) in the casting process of the sleeper block (1).Flaring processing is carried out in molding concrete filled steel tube end, after concrete filled steel tubular member is poured into sleeper block, by concrete tight around steel pipe, when being acted on by external load, concrete filled steel tubular member will not extract disengaging.Flaring is advantageous to perfusion of the pouring material into steel pipe, can quickly and efficiently fill up steel pipe, ensure that compactness, it is therefore prevented that the generation of disease improves the life expectancy of overall sleeper structure, reduces late maintaining maintenance cost.
Description
Technical field
The invention belongs to non-fragment orbit concrete sleeper fields, and in particular to a kind of concrete filled steel tubular member of non-fragment orbit
With the concrete filled steel tube sleeper of the Anti-isenagage structure of sleeper block, and the non-fragment orbit with the Anti-isenagage structure.
Background technique
In railway ballastless track system, there is a kind of prefabricated sleeper, sleeper is mounted in railway roadbed or using concrete
It pours and is integrated with railway roadbed, be used to fastener for installing, further fix the rail of top, and need to keep good connection with railway roadbed
Performance, but there is also following defects:
1, existing concrete filled steel tube surface is relatively smooth steel face, after the materials such as direct Transducers Embedded in Concrete, with it
The bond stress of contact is limited, and the combination between concrete filled steel tube and sleeper block is not secured enough, is easy to appear loosening and is detached from.
2, the diameter of hollow steel pipe is smaller, and pouring concrete within steel pipe is extremely difficult, and compactness is inadequate in pipe, steel pipe outlet
Place is also inadequate with the compactness of sleeper block, brings disease hidden danger to overall sleeper structure, late maintaining maintenance cost is high.
Summary of the invention
For at least one of prior art the above defects or improvement requirements, the present invention provides a kind of non-fragment orbits
The Anti-isenagage structure of concrete filled steel tubular member and sleeper block carries out flaring processing in molding concrete filled steel tube end, by steel pipe
After concrete component is poured into sleeper block, by concrete tight around steel pipe, end increases compared with the outer diameter at other positions,
When being acted on by external load, concrete filled steel tubular member will not extract disengaging；And bigger ruler is advantageous at the flaring of one end
The spraying operation of very little injector head, the flaring of the other end is also beneficial to the diffusion of injection slurries, so as to quickly and efficiently fill up
Steel pipe, and ensure that the compactness in steel pipe and the compactness with sleeper block junction, it is therefore prevented that the generation of disease improves
The life expectancy of overall sleeper structure reduces late maintaining maintenance cost.
To achieve the above object, according to one aspect of the present invention, a kind of concrete filled steel tube structure of non-fragment orbit is provided
The Anti-isenagage structure of part and sleeper block, in the concrete filled steel tube sleeper of non-fragment orbit, the concrete filled steel tube sleeper includes
Two or more sleeper blocks and more concrete filled steel tubes for connecting above-mentioned sleeper block, the sleeper block are formed by concreting,
The concrete filled steel tube is formed by hollow steel pipe concrete perfusion, and is arranged in the manufacture mold of two sleeper blocks adjacent to each other
It is interior, it pours and is integrated with the sleeper block in the casting process of the sleeper block；Wherein:
The hollow steel pipe has in the length range less than 50mm radially-wide in the outer end for being embedded to the sleeper block
Widened part is spent, during hollow steel pipe perfusion, concrete is also filled in the widened part of the radial width, and
It pours and is integrated with the sleeper block in the casting process of the sleeper block.
Preferably, the cross section of the widened part of the radial width is round, ellipse or strip.
Preferably, the hollow steel pipe is two, is distributed in the two sides of the built-in fitting of sleeper block；
Or the hollow steel pipe is three, above-mentioned three hollow steel pipes are arranged in the following manner: three hollow steels
The line of centres of the cross section of pipe constitutes triangle.
To achieve the above object, it is another aspect of this invention to provide that additionally providing a kind of concrete filled steel tube of non-fragment orbit
Sleeper, the more concrete filled steel tubes including two or more sleeper blocks and the above-mentioned sleeper block of connection, also has foregoing nothing
The concrete filled steel tubular member of tiny fragments of stone, coal, etc. track and the Anti-isenagage structure of sleeper block.
To achieve the above object, it is another aspect of this invention to provide that additionally providing a kind of foregoing non-fragment orbit
The construction method of concrete filled steel tube sleeper, wherein include the following steps:
Step 1: root long 2000mm, the hollow steel pipe of outer diameter 40mm are chosen；
Step 2: hollow steel pipe both ends 0-50mm range is expanded to outer diameter 42-45mm on flaring tool；
Step 3: from hollow steel pipe one end to other end jet pouring high pressure concrete packing material, and by radial width
Also use Concrete Filled closely knit in widened part；
Step 4: maintenance concrete filled steel tubular member, so as to form prefabricated several concrete filled steel tubes；
Step 5: concrete filled steel tube, steel reinforcement cage are put into sleeper production mold, casting concrete material, so that steel pipe is mixed
Solidifying soil is poured into sleeper block.
To achieve the above object, it is another aspect of this invention to provide that additionally providing a kind of concrete filled steel tube of non-fragment orbit
The Anti-isenagage structure of component and sleeper block, in the concrete filled steel tube sleeper of non-fragment orbit, the concrete filled steel tube sleeper packet
Include two or more sleeper blocks and connect more concrete filled steel tubes of above-mentioned sleeper block, the sleeper block by concreting and
At the concrete filled steel tube is configured in the manufacture mold for being arranged in two sleeper blocks adjacent to each other using hollow steel pipe, In
It pours and is integrated with the sleeper block in the casting process of the sleeper block, while filling concrete in the hollow steel pipe；Its
In:
The hollow steel pipe has in the length range less than 50mm radially-wide in the outer end for being embedded to the sleeper block
Widened part is spent, in the casting process of the sleeper block, concrete is filled in the widened part of the radial width, with the rail
Bolster, which pours, to be integrated.
Preferably, the cross section of the widened part of the radial width is round, ellipse or strip.
Preferably, the hollow steel pipe is two, is distributed in the two sides of the built-in fitting of sleeper block；
Or the hollow steel pipe is three, above-mentioned three hollow steel pipes are arranged in the following manner: three hollow steels
The line of centres of the cross section of pipe constitutes triangle.
To achieve the above object, it is another aspect of this invention to provide that additionally providing a kind of concrete filled steel tube of non-fragment orbit
Sleeper, the more concrete filled steel tubes including two or more sleeper blocks and the above-mentioned sleeper block of connection, also has foregoing nothing
The concrete filled steel tubular member of tiny fragments of stone, coal, etc. track and the Anti-isenagage structure of sleeper block.
To achieve the above object, it is another aspect of this invention to provide that additionally providing a kind of foregoing non-fragment orbit
The construction method of concrete filled steel tube sleeper, wherein include the following steps:
Step 1: root long 2000mm, the hollow steel pipe of outer diameter 40mm are chosen；
Step 2: hollow steel pipe both ends 0-50mm range is expanded to outer diameter 42-45mm on flaring tool；
Step 3: so as to form prefabricated several hollow steel pipes；
Step 4: being put into sleeper production mold for hollow steel pipe, steel reinforcement cage, sprays from one end of hollow steel pipe to the other end
High pressure concrete packing material is penetrated, sleeper block die cavity and the widened part of radial width until filling up the other end then proceed to
Sleeper block die cavity and the widened part of radial width for filling up this side, so that concrete filled steel tube is poured into sleeper block；
Step 5: maintenance concrete filled steel tube sleeper.
Above-mentioned preferred feature can be combined with each other as long as they do not conflict with each other.
In general, through the invention it is contemplated above technical scheme is compared with the prior art, have below beneficial to effect
Fruit:
1, the Anti-isenagage structure of the concrete filled steel tubular member of non-fragment orbit of the invention and sleeper block, it is mixed in molding steel pipe
Solidifying soil end carries out flaring processing, after concrete filled steel tubular member is poured into sleeper block, is closely wrapped around steel pipe by concrete
It wraps up in, end increases compared with the outer diameter at other positions, and when being acted on by external load, concrete filled steel tubular member will not extract disengaging.
2, the Anti-isenagage structure of the concrete filled steel tubular member of non-fragment orbit of the invention and sleeper block, ten at the flaring of one end
Dividing the spraying operation for being conducive to larger size injector head, the flaring of the other end is also beneficial to the diffusion of injection slurries, so as to
Steel pipe is quickly and efficiently filled up, and ensure that the compactness in steel pipe and the compactness with sleeper block junction, it is therefore prevented that disease
Harmful generation improves the life expectancy of overall sleeper structure, reduces late maintaining maintenance cost.
Detailed description of the invention
Fig. 1 is the hollow of concrete filled steel tubular member and the Anti-isenagage structure of sleeper block of the non-fragment orbit of the embodiment of the present invention
The schematic diagram of steel pipe；
Fig. 2 is the schematic cross-sectional view of Section A-A in Fig. 1；
Fig. 3 is the schematic cross-sectional view of section B-B in Fig. 1；
Fig. 4 is the schematic diagram of the concrete filled steel tube sleeper of the non-fragment orbit of the embodiment of the present invention.
In above-mentioned attached drawing, the unit of dimension mark is mm.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
Not constituting a conflict with each other can be combined with each other.The present invention is described in more detail With reference to embodiment.
As the first better embodiment of the invention, as shown in Figs 1-4, the present invention provides a kind of steel of non-fragment orbit
The Anti-isenagage structure of pipe concrete component and sleeper block, in the concrete filled steel tube sleeper of non-fragment orbit, the steel tube concrete
Native sleeper includes two or more sleeper blocks 1 and more concrete filled steel tubes 2 for connecting above-mentioned sleeper block 1, and the sleeper block 1 is by mixing
Solidifying soil pours, and the concrete filled steel tube 2 is formed by hollow steel pipe concrete perfusion, and is arranged in two rails adjacent to each other
In the manufacture mold of bolster 1, pours and be integrated with the sleeper block 1 in the casting process of the sleeper block 1；Wherein:
The hollow steel pipe has in the length range less than 50mm radially-wide in the outer end for being embedded to the sleeper block 1
Spend widened part 3, the widened part of radial width is compared with hollow steel pipe main part width expansion 4-8mm radially；
During hollow steel pipe perfusion, concrete is also filled in the widened part 3 of the radial width, and in the sleeper block 1
Casting process in pour and be integrated with the sleeper block 1.
Preferably, the cross section of the widened part 3 of the radial width is round, ellipse or strip etc..Hollow steel
When pipe is circular cross-section, main part outer diameter is preferably 40mm, and hollow steel pipe both ends 0-50mm range is expanded to outer diameter 42-
45mm.Since steel pipe is round more smooth surface, the bond stress of its contact of direct Transducers Embedded in Concrete is limited, fills out in steel pipe perfusion
After steel tube end part is carried out expansion processing before filling material, the packing materials such as Reperfu- sion mortar, so that concrete filled steel tubular member end
Portion is thicker than other positions, and when by load action, steel pipe cannot be extracted from concrete.
Preferably, the hollow steel pipe is two, is distributed in the two sides of the built-in fitting of sleeper block.Or the hollow steel
Guan Weisan root, above-mentioned three hollow steel pipes are arranged in the following manner: the line of centres structure of the cross section of three hollow steel pipes
At triangle.
To achieve the above object, it is another aspect of this invention to provide that additionally providing a kind of concrete filled steel tube of non-fragment orbit
Sleeper, the more concrete filled steel tubes 2 including two or more sleeper blocks 1 and the above-mentioned sleeper block 1 of connection, also has foregoing
The concrete filled steel tubular member of non-fragment orbit and the Anti-isenagage structure of sleeper block.
To achieve the above object, it is another aspect of this invention to provide that additionally providing a kind of foregoing non-fragment orbit
The construction method of concrete filled steel tube sleeper, wherein include the following steps:
Step 1: root long 2000mm, the hollow steel pipe of outer diameter 40mm are chosen；
Step 2: hollow steel pipe both ends 0-50mm range is expanded to outer diameter 42-45mm on flaring tool；
Step 3: from hollow steel pipe one end to other end jet pouring high pressure concrete packing material, and by radial width
Widened part 3 is also closely knit with Concrete Filled；
Step 4: maintenance concrete filled steel tubular member, so as to form prefabricated several concrete filled steel tubes 2；
Step 5: concrete filled steel tube 2, steel reinforcement cage etc. are put into sleeper production mold, casting concrete material, so that steel pipe
Concrete 2 is poured into sleeper block 1.
The concrete filled steel tubular member of non-fragment orbit of the invention and the Anti-isenagage structure of sleeper block, in molding steel tube concrete
Native end carries out flaring processing, after concrete filled steel tubular member is poured into sleeper block, by concrete tight around steel pipe,
End increases compared with the outer diameter at other positions, and when being acted on by external load, concrete filled steel tubular member will not extract disengaging.
The Anti-isenagage structure of the concrete filled steel tubular member of non-fragment orbit of the invention and sleeper block, at the flaring of one end very
Be conducive to the spraying operation of larger size injector head, the flaring of the other end is also beneficial to the diffusion of injection slurries, so as to fast
Speed efficiently fills up steel pipe, and ensure that the compactness of the compactness in steel pipe and later period and sleeper block junction, it is therefore prevented that
The generation of disease improves the life expectancy of overall sleeper structure, reduces late maintaining maintenance cost.
As second of better embodiment of the invention, as shown in Figs 1-4, the present invention also provides a kind of non-fragment orbits
Concrete filled steel tubular member and sleeper block Anti-isenagage structure, in the concrete filled steel tube sleeper of non-fragment orbit, the steel pipe
Concrete sleeper includes two or more sleeper blocks 1 and more concrete filled steel tubes 2 for connecting above-mentioned sleeper block 1, the sleeper block 1
It is formed by concreting, the concrete filled steel tube 2 is configured to be arranged in two sleeper blocks 1 adjacent to each other using hollow steel pipe
Manufacture mold in, pour and be integrated with the sleeper block 1 in the casting process of the sleeper block 1, while the hollow steel
Concrete is filled in pipe；Wherein:
The hollow steel pipe has in the length range less than 50mm radially-wide in the outer end for being embedded to the sleeper block 1
Widened part 3 is spent, in the casting process of the sleeper block 1, concrete is filled in the widened part 3 of the radial width, with institute
It states sleeper block 1 and pours and be integrated.
Preferably, the cross section of the widened part 3 of the radial width is round, ellipse or strip.Hollow steel pipe
When for circular cross-section, main part outer diameter is preferably 40mm, and hollow steel pipe both ends 0-50mm range is expanded to outer diameter 42-
45mm.Since steel pipe is round more smooth surface, the bond stress of its contact of direct Transducers Embedded in Concrete is limited, fills out in steel pipe perfusion
After steel tube end part is carried out expansion processing before filling material, the packing materials such as Reperfu- sion mortar, so that concrete filled steel tubular member end
Portion is thicker than other positions, and when by load action, steel pipe cannot be extracted from concrete.
Preferably, the hollow steel pipe is two, is distributed in the two sides of the built-in fitting of sleeper block.Or the hollow steel
Guan Weisan root, above-mentioned three hollow steel pipes are arranged in the following manner: the line of centres structure of the cross section of three hollow steel pipes
At triangle.
To achieve the above object, it is another aspect of this invention to provide that additionally providing a kind of concrete filled steel tube of non-fragment orbit
Sleeper, the more concrete filled steel tubes 2 including two or more sleeper blocks 1 and the above-mentioned sleeper block 1 of connection, also has foregoing
The concrete filled steel tubular member of non-fragment orbit and the Anti-isenagage structure of sleeper block.
To achieve the above object, it is another aspect of this invention to provide that additionally providing a kind of foregoing non-fragment orbit
The construction method of concrete filled steel tube sleeper, wherein include the following steps:
Step 1: root long 2000mm, the hollow steel pipe of outer diameter 40mm are chosen；
Step 2: hollow steel pipe both ends 0-50mm range is expanded to outer diameter 42-45mm on flaring tool；
Step 3: so as to form prefabricated several hollow steel pipes；
Step 4: being put into sleeper production mold for hollow steel pipe, steel reinforcement cage etc., from one end of hollow steel pipe to the other end
Spray high pressure concrete packing material, until the widened part 3 of sleeper block die cavity and radial width for filling up the other end, then after
Continuous sleeper block die cavity and the widened part 3 of radial width for filling up this side, so that concrete filled steel tube 2 is poured into sleeper block 1；
Step 5: maintenance concrete filled steel tube sleeper.
The concrete filled steel tubular member of non-fragment orbit of the invention and the Anti-isenagage structure of sleeper block, in molding steel tube concrete
Native end carries out flaring processing, after concrete filled steel tubular member is poured into sleeper block, by concrete tight around steel pipe,
End increases compared with the outer diameter at other positions, and when being acted on by external load, concrete filled steel tubular member will not extract disengaging.
The Anti-isenagage structure of the concrete filled steel tubular member of non-fragment orbit of the invention and sleeper block, at the flaring of one end very
Be conducive to the spraying operation of larger size injector head, the flaring of the other end is also beneficial to the diffusion of injection slurries, so as to fast
Speed efficiently fills up the sleeper block die cavity of steel pipe and the other end, and ensure that the compactness in steel pipe simultaneously and connect with sleeper block
Connect the compactness at place, it is therefore prevented that the generation of disease improves the life expectancy of overall sleeper structure, reduce late maintaining maintenance at
This.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of Anti-isenagage structure of the concrete filled steel tubular member of non-fragment orbit and sleeper block, the steel tube concrete for non-fragment orbit
In native sleeper, the concrete filled steel tube sleeper includes the more steel of two or more sleeper blocks (1) and the above-mentioned sleeper block (1) of connection
Pipe concrete (2), the sleeper block (1) are formed by concreting, and coagulation is perfused by hollow steel pipe in the concrete filled steel tube (2)
Soil forms, and is arranged in the manufacture mold of two sleeper blocks (1) adjacent to each other, in the casting process of the sleeper block (1)
In pour and be integrated with the sleeper block (1)；It is characterized by:
The hollow steel pipe has radial width in the outer end for being embedded to the sleeper block (1) in the length range less than 50mm
Widened part (3), during hollow steel pipe perfusion, concrete is also filled in the widened part of the radial width (3),
And it pours and is integrated with the sleeper block (1) in the casting process of the sleeper block (1).
2. the Anti-isenagage structure of the concrete filled steel tubular member of non-fragment orbit as described in claim 1 and sleeper block, feature exist
In:
The cross section of the widened part of radial width (3) is round, ellipse or strip.
3. the Anti-isenagage structure of the concrete filled steel tubular member of non-fragment orbit as described in claim 1 and sleeper block, feature exist
In:
The hollow steel pipe is two, is distributed in the two sides of the built-in fitting of sleeper block；
Or the hollow steel pipe is three, above-mentioned three hollow steel pipes are arranged in the following manner: three hollow steel pipes
The line of centres of cross section constitutes triangle.
4. a kind of concrete filled steel tube sleeper of non-fragment orbit, including two or more sleeper blocks (1) and the above-mentioned sleeper block (1) of connection
More concrete filled steel tubes (2), also with non-fragment orbit as described in any one of claims 1-3 concrete filled steel tubular member with
The Anti-isenagage structure of sleeper block.
5. a kind of construction method of the concrete filled steel tube sleeper of non-fragment orbit as claimed in claim 4, which is characterized in that including
Following steps:
Step 1: root long 2000mm, the hollow steel pipe of outer diameter 40mm are chosen；
Step 2: hollow steel pipe both ends 0-50mm range is expanded to outer diameter 42-45mm on flaring tool；
Step 3: from hollow steel pipe one end to other end jet pouring high pressure concrete packing material, and radial width is expanded
Part (3) also with Concrete Filled it is closely knit；
Step 4: maintenance concrete filled steel tubular member, so as to form prefabricated several concrete filled steel tubes (2)；
Step 5: concrete filled steel tube (2), steel reinforcement cage are put into sleeper production mold, casting concrete material, so that steel tube concrete
Native (2) are poured into sleeper block (1).
6. a kind of Anti-isenagage structure of the concrete filled steel tubular member of non-fragment orbit and sleeper block, the steel tube concrete for non-fragment orbit
In native sleeper, the concrete filled steel tube sleeper includes the more steel of two or more sleeper blocks (1) and the above-mentioned sleeper block (1) of connection
Pipe concrete (2), the sleeper block (1) are formed by concreting, and the concrete filled steel tube (2) is configured to utilize hollow steel pipe
Be arranged in the manufacture mold of two sleeper blocks (1) adjacent to each other, in the casting process of the sleeper block (1) with the rail
Bolster (1), which pours, to be integrated, while filling concrete in the hollow steel pipe；It is characterized by:
The hollow steel pipe has radial width in the outer end for being embedded to the sleeper block (1) in the length range less than 50mm
Widened part (3), in the casting process of the sleeper block (1), concrete is filled in the widened part of the radial width (3),
It pours and is integrated with the sleeper block (1).
7. the Anti-isenagage structure of the concrete filled steel tubular member of non-fragment orbit as claimed in claim 6 and sleeper block, feature exist
In:
The cross section of the widened part of radial width (3) is round, ellipse or strip.
8. the Anti-isenagage structure of the concrete filled steel tubular member of non-fragment orbit as claimed in claim 6 and sleeper block, feature exist
In:
The hollow steel pipe is two, is distributed in the two sides of the built-in fitting of sleeper block；
Or the hollow steel pipe is three, above-mentioned three hollow steel pipes are arranged in the following manner: three hollow steel pipes
The line of centres of cross section constitutes triangle.
9. a kind of concrete filled steel tube sleeper of non-fragment orbit, including two or more sleeper blocks (1) and the above-mentioned sleeper block (1) of connection
More concrete filled steel tubes (2), also have as the described in any item non-fragment orbits of claim 6-8 concrete filled steel tubular member with
The Anti-isenagage structure of sleeper block.
10. a kind of construction method of the concrete filled steel tube sleeper of non-fragment orbit as claimed in claim 9, which is characterized in that packet
Include following steps:
Step 1: root long 2000mm, the hollow steel pipe of outer diameter 40mm are chosen；
Step 2: hollow steel pipe both ends 0-50mm range is expanded to outer diameter 42-45mm on flaring tool；
Step 3: so as to form prefabricated several hollow steel pipes；
Step 4: being put into sleeper production mold for hollow steel pipe, steel reinforcement cage, sprays from one end of hollow steel pipe to the other end high
Concrete Filled material is pressed, sleeper block die cavity and the widened part of radial width (3) until filling up the other end then proceed to fill out
The sleeper block die cavity of this full side and the widened part of radial width (3), so that concrete filled steel tube (2) is poured into sleeper block (1)；
Step 5: maintenance concrete filled steel tube sleeper.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910672719.2A CN110424191A (en) | 2019-07-24 | 2019-07-24 | The anti-detachment design of the concrete filled steel tubular member and sleeper block of non-fragment orbit |
| SG11202108203VA SG11202108203VA (en) | 2019-07-24 | 2020-01-08 | Anti-separation design for concrete-filled steel tube member and sleeper block of ballastless track |
| BR112021017422-2A BR112021017422B1 (en) | 2019-07-24 | 2020-01-08 | SEPARATION PREVENTION STRUCTURE OF A CONCRETE-FILLED STEEL PIPE MEMBER AND A SLEEPING BLOCK OF A BALLASTLESS TRACK, CONCRETE-FILLED STEEL PIPE SLEEPER OF A BALLASTLESS TRACK AND CONSTRUCTION METHOD FOR THE CONCRETE-FILLED STEEL PIPE SLEEPER OF A BALLASTLESS TRACK |
| PCT/CN2020/071017 WO2021012640A1 (en) | 2019-07-24 | 2020-01-08 | Anti-separation design for concrete-filled steel tube member and sleeper block of ballastless track |
| IL285492A IL285492A (en) | 2019-07-24 | 2021-08-10 | Anti-separation design for concrete-filled steel tube member and sleeper block of ballastless track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910672719.2A CN110424191A (en) | 2019-07-24 | 2019-07-24 | The anti-detachment design of the concrete filled steel tubular member and sleeper block of non-fragment orbit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110424191A true CN110424191A (en) | 2019-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910672719.2A Pending CN110424191A (en) | 2019-07-24 | 2019-07-24 | The anti-detachment design of the concrete filled steel tubular member and sleeper block of non-fragment orbit |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN110424191A (en) |
| IL (1) | IL285492A (en) |
| SG (1) | SG11202108203VA (en) |
| WO (1) | WO2021012640A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886153A (en) * | 2019-12-11 | 2020-03-17 | 中铁第四勘察设计院集团有限公司 | Steel pipe concrete long sleeper and construction method thereof |
| WO2021012640A1 (en) * | 2019-07-24 | 2021-01-28 | 中铁第四勘察设计院集团有限公司 | Anti-separation design for concrete-filled steel tube member and sleeper block of ballastless track |
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-
2019
- 2019-07-24 CN CN201910672719.2A patent/CN110424191A/en active Pending
-
2020
- 2020-01-08 WO PCT/CN2020/071017 patent/WO2021012640A1/en active Application Filing
- 2020-01-08 SG SG11202108203VA patent/SG11202108203VA/en unknown
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2021
- 2021-08-10 IL IL285492A patent/IL285492A/en unknown
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| CN1167183A (en) * | 1996-04-30 | 1997-12-10 | 财团法人铁道综合技术研究所 | Steel pipe connector of ladder-type sleeper for railway track |
| CN2654686Y (en) * | 2003-10-20 | 2004-11-10 | 贾燎 | Large head prefabricated pile |
| CN101748728A (en) * | 2008-10-10 | 2010-06-23 | 上海强劲基础工程有限公司 | Soil cement expanding uplift pile |
| CN201857613U (en) * | 2010-11-11 | 2011-06-08 | 中达建设集团股份有限公司 | Bamboo joint type anchor rod |
| CN102628270A (en) * | 2012-04-23 | 2012-08-08 | 山东电力工程咨询院有限公司 | Great-diameter variable section irregularly-shaped resistance-increased steel pipe pile system and construction method thereof |
| CN104499574A (en) * | 2014-12-09 | 2015-04-08 | 中国核工业华兴建设有限公司 | Pre-buried special-shaped barrel structure with bolts and construction method of pre-buried special-shaped barrel structure |
| CN105463948A (en) * | 2015-11-20 | 2016-04-06 | 中铁第四勘察设计院集团有限公司 | Concrete-filled steel tube sleeper for ballastless track |
| CN109296085A (en) * | 2018-10-17 | 2019-02-01 | 江苏远兴集团建设有限公司 | A kind of stainless steel embedded sleeve barrel |
| CN109457548A (en) * | 2018-12-14 | 2019-03-12 | 中铁第四勘察设计院集团有限公司 | A kind of penetration type connection reinforcing structure of concrete filled steel tube and sleeper block |
| CN109457551A (en) * | 2018-12-18 | 2019-03-12 | 中铁第四勘察设计院集团有限公司 | Group frame type connection reinforcing structure and construction method between sleeper block and railway roadbed |
| CN210657804U (en) * | 2019-07-24 | 2020-06-02 | 中铁第四勘察设计院集团有限公司 | Concrete filled steel tube member and sleeper block separation preventing structure and sleeper comprising same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021012640A1 (en) * | 2019-07-24 | 2021-01-28 | 中铁第四勘察设计院集团有限公司 | Anti-separation design for concrete-filled steel tube member and sleeper block of ballastless track |
| CN110886153A (en) * | 2019-12-11 | 2020-03-17 | 中铁第四勘察设计院集团有限公司 | Steel pipe concrete long sleeper and construction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021012640A1 (en) | 2021-01-28 |
| BR112021017422A2 (en) | 2022-02-08 |
| IL285492A (en) | 2021-09-30 |
| SG11202108203VA (en) | 2021-08-30 |
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