CN109457549A - Frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit - Google Patents
Frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit Download PDFInfo
- Publication number
- CN109457549A CN109457549A CN201811544001.7A CN201811544001A CN109457549A CN 109457549 A CN109457549 A CN 109457549A CN 201811544001 A CN201811544001 A CN 201811544001A CN 109457549 A CN109457549 A CN 109457549A
- Authority
- CN
- China
- Prior art keywords
- sleeper block
- sleeper
- steel pipe
- concrete filled
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- E01B3/32—Transverse or longitudinal sleepers; Other means resting directly on the ballastway for supporting rails made from concrete or from natural or artificial stone with armouring or reinforcement
-
- 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
- E01B3/38—Longitudinal sleepers; Longitudinal sleepers integral or combined with tie-rods; Combined longitudinal and transverse sleepers; Layers of concrete supporting both rails
-
- 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
- E01B3/40—Slabs; Blocks; Pot sleepers; Fastening tie-rods to them
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses the frame-type connection reinforcing structures between a kind of concrete filled steel tube of non-fragment orbit and sleeper block, for in the concrete filled steel tube sleeper of non-fragment orbit, the concrete filled steel tube sleeper includes the more concrete filled steel tubes (2) that two or more sleeper blocks (1) connect above-mentioned sleeper block (1) with track transverse direction, the sleeper block (1) is formed by concreting, the concrete filled steel tube (2) is configured in the manufacture mold for being arranged in two sleeper blocks (1) adjacent to each other using hollow steel pipe, it pours and is integrated with the sleeper block (1) in the casting process of the sleeper block (1), concrete is filled in the hollow steel pipe simultaneously；It is characterized by: transverse ends, that is, hollow steel pipe of the reinforcer (3) of frame-type axially back and forth the both ends in direction, be inserted into at least part of hollow steel pipe, to reinforce the connection between concrete filled steel tube (2) and sleeper block (1).
Description
Technical field
The invention belongs to non-fragment orbit correlative technology fields, are related to a kind of using the multiple concrete blocks of concrete filled steel tube connection
Technology, relate more specifically to the frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of a kind of non-fragment orbit.
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.
Chinese patent literature CN105463948B discloses a kind of concrete filled steel tube sleeper suitable for non-fragment orbit, uses steel
Connecting component of the pipe concrete as sleeper block, compared with the connection of general Combined type reinforced truss, globality is stronger, can be effective
Alleviate deformation of concrete sleeper durings storage, transport etc.；Pass through concrete filled steel tube and the one of sleeper concrete block simultaneously
It is body formed, i.e., while pouring sleeper concrete block realize concrete filled steel tube forming, and by concrete filled steel tube be designed to by
More hollow steel pipe compositions, are effectively increased sleeper track geometry holding capacity, reduce amount of reinforcement, improving can construct
Property, it can directly construct at the scene, meet the requirement of sleeper bending-twisting ability.
However, further study showed that, above-mentioned sleeper still remains following problems:
Concrete filled steel tube is formed after pouring concrete within steel pipe, concrete filled steel tube surface is relatively smooth steel face,
After the materials such as direct Transducers Embedded in Concrete, reclaimed rubber, resin material, the bond stress being in contact with it is limited；With two outer diameter 40mm
Steel pipe insertion 200mm depth concrete sleeper block in for, the bond stress that is formed between concrete is 2.5t, and steel pipe is mixed
There are also to be strengthened for connection between solidifying soil and sleeper block.
Prefabricated double-block type concrete filled steel tube sleeper is tied up, is lifted and heap is left with during being transported to construction site
In difficulty.
After prefabricated concrete sleeper is transported to railway line construction site, during the cast in situs of road bed board, sleeper
The railway roadbed board concrete that the inlet part of block is poured with after connect not secured enough, and there are endurance issues, meetings between New-old concrete
The diseases such as crack, these all could be improved raising.
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
Frame-type connection reinforcing structure between concrete filled steel tube and sleeper block is inserted into adding for frame-type in the hollow steel pipe of concrete filled steel tube
The works such as strong part, such as reinforcing bar, and the position of frame-type reinforcer is specifically designed, so that concrete filled steel tube and sleeper
Combination between the materials such as the concrete of block is more secured.
To achieve the above object, according to one aspect of the present invention, provide the concrete filled steel tube of non-fragment orbit a kind of with
Frame-type connection reinforcing structure between sleeper block, in the concrete filled steel tube sleeper of non-fragment orbit, the concrete filled steel tube rail
Pillow includes the more concrete filled steel tubes that two or more sleeper blocks connect above-mentioned sleeper block with track transverse direction, the sleeper block
It is formed by concreting, the concrete filled steel tube is configured to be arranged in two sleeper blocks adjacent to each other using hollow steel pipe
It manufactures in mold, pours and be integrated with the sleeper block in the casting process of the sleeper block, while in the hollow steel pipe
Fill concrete；
Aperture is horizontally arranged in the part of hollow steel pipe insertion sleeper block, the transverse ends of the reinforcer of frame-type are sky
The both ends in the direction axially back and forth of heart steel pipe are inserted into at least part of hollow steel pipe by the aperture, thus institute
It states in the concrete that reinforcer is at least partially buried sleeper block in the casting process of the sleeper block, to reinforce concrete filled steel tube
With the connection between sleeper block.
Preferably, the integral central of the reinforcer of frame-type, in the center of outermost two sleeper blocks is partial to
On the direction of side, eccentric setting.
Preferably, the reinforcer is U-shaped framework；
The two sides foot of the U-shaped framework is inserted into hollow steel pipe, and the middle section between the foot of two sides is located at adjacent
Two hollow steel pipes inside.
Preferably, in the same sleeper block, the adjacent respective U-shaped framework of two hollow steel pipes is arranged symmetrically in relation to each other；
Alternatively, the adjacent respective U-shaped framework of two hollow steel pipes is each other along the longitudinal axis of hollow steel pipe in the same sleeper block
Line direction stagger arrangement setting.
Preferably, at the same hollow steel pipe, the end of the two sides foot of the U-shaped framework is located at the pipe of the hollow steel pipe
Pars intramuralis；
Alternatively, the two sides tube wall of the hollow steel pipe is run through in the two sides foot of the U-shaped framework at the same hollow steel pipe,
Its end is located on the outside of the tube wall of the hollow steel pipe, in sleeper block；
Alternatively, the two sides tube wall of the hollow steel pipe is run through in the two sides foot of the U-shaped framework at the same hollow steel pipe,
Its end reaches outside sleeper block, and by this method, concrete filled steel tube is not only run through in the two sides foot of the U-shaped framework, also passes through
Wear sleeper block, thus in the casting process of road bed board, by sleeper block, concrete filled steel tube, U-shaped framework two sides foot stretching
End, which pours, to be integrated.
Preferably, the reinforcer is square frame；
The both sides in the direction axially back and forth of lateral both sides, that is, hollow steel pipe of the square frame, through the two of hollow steel pipe
Side side wall.
Preferably, at the same hollow steel pipe, it is hollow to be located at adjacent two on one side for remaining both sides of the square frame
The inside of steel pipe, another side are located on the outside of the tube wall of hollow steel pipe, in sleeper block；
Alternatively, at the same hollow steel pipe, remaining both sides of the square frame are located at two adjacent hollow steels on one side
The inside of pipe, another side are located at the outside of sleeper block, and by this method, the reinforcer not only runs through concrete filled steel tube, also extend through
The extension end of sleeper block, concrete filled steel tube, reinforcer is poured and is integrated thus in the casting process of road bed board by sleeper block.
Preferably, the both sides in the direction axially back and forth of lateral both sides, that is, hollow steel pipe of the same square frame, together
When through multiple hollow steel pipes two sides side wall；
Remaining both sides of the square frame are located on the outside of the tube wall of two hollow steel pipes, in sleeper block；Alternatively,
Remaining both sides of the square frame are located at two outsides of sleeper block, and by this method, the reinforcer not only runs through steel pipe
Concrete also extends through sleeper block, thus in the casting process of road bed board, by the stretching of sleeper block, concrete filled steel tube, reinforcer
End, which pours, to be integrated.
Preferably, at the same sleeper block, the adjacent respective square frame of two hollow steel pipes is arranged symmetrically in relation to each other；
Alternatively, the adjacent respective square frame of two hollow steel pipes is each other along the longitudinal direction of hollow steel pipe at the same sleeper block
Axis direction stagger arrangement setting.
Preferably, part of the reinforcer of frame-type except the tube wall of the hollow steel pipe, within sleeper block, axis
Heart line is at least locally curved shape.
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 frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block, in single steel
The knot such as lateral reinforcer, such as U-shaped steel muscle, rectangular reinforcing bar of frame-type is inserted on pipe connections or between two connector of steel tube
Structure object is embedded in sleeper block during the cast in situs of in-orbit bolster, pours and be integrated, while filling coagulation in hollow steel pipe
Soil；Frame-type reinforcer a part is in the concrete in steel pipe, and a part is located in the concrete of sleeper block, is formed locking and is made
With steel pipe cannot be extracted from sleeper block, so that the combination between the materials such as concrete of concrete filled steel tube and sleeper block is more
It is secured.
2, in the frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block, to reinforcement
Specific location in the in-orbit bolster of part is specifically designed respectively；Further study show that the concrete filled steel tube of non-fragment orbit
In the practical application of sleeper, steel pipe is forced outwardly, and steel pipe protrudes into that the shallower part stress of sleeper block is larger, and disease is more,
The discovery yet there are no prior art report；Based on this discovery, reinforcer is partial to sleeper block as far as possible and is arranged in the inner part, specifically
Ground is partial to the reinforcer of interior direction, eccentric setting, the inside 50-100mm apart from sleeper block, the position from sleeper block center
The locking effect generated between the place's of setting concrete filled steel tube and sleeper block is best, after train operation, can effectively reduce concrete filled steel tube
With the disease of sleeper block junction.Equally to be in the concrete sleeper block of the steel pipe insertion 200mm depth of two outer diameter 40mm
Example is applied after the load of 8t until concrete rupture steel pipe is not still extracted by actual test.It is set by above-mentioned both sides
Set, lock the materials such as steel pipe and concrete, when pulling out steel pipe outward due to the frame-type reinforcing bar of steel duct insertion remaining
Part has extended transversely into the inside of the materials such as concrete, greatly improves the binding force of the materials such as steel pipe and concrete.
3, the frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block, frame-type are reinforced
Part is played a role by the construction that multiple vertical bar shaped reinforcing bars are formed, but combined as a whole, both it is easy to process manufacture,
Volume production, machine-shaping, mutual limitation of getting back each other increase the length of stiffener in the sleeper block of unit-sized
Degree also has steel pipe longitudinal component, forms planar space other than with steel pipe transverse component, increases connection fastening
Power effectively can resist and transmit the vibration in train operation, reduce disease；Meanwhile the arrangement for still following eccentric setting is former
Then.
4, in the frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block, pass through U
The construction of type frame and construction with the connection relationship of concrete filled steel tube, provide and cover different assembled schemes, U-shaped framework more
Foot portion in steel pipe, outside steel pipe in sleeper, outside sleeper in railway roadbed, be respectively provided with different strength grades, realize reinforcement
The adjusting of structure bonding strength obtains the synthesis reinforcing effect of multistage gradient, adapts to the intensity requirement of different regions, while
Loss of weight, cost etc. obtain balance.
5, in the frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block, by more
The arrangement of positional relationship between a U-shaped framework constructs, especially symmetrical or dislocation construction, multiple in the same sleeper block
Construction that U-shaped framework combines as a whole plays a role；Symmetrical setting uniform force, convenient for the pre- formulation in mold
Position；The setting of dislocation avoids the connection of many places crackle in same direction from generating through long crack, improves fatigue strength.
6, in the frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block, the side of passing through
Construction, quantity and the construction with concrete filled steel tube, sleeper block positional relationship of shape frame, provide and cover different combination sides more
Case, outside steel pipe in sleeper, outside sleeper in railway roadbed, multiple square frames run through a steel pipe or one on the non-through side of square frame
A square frame runs through multiple steel pipes, is respectively provided with different strength grades, realizes the adjusting of reinforcement structure bonding strength, obtain
The synthesis reinforcing effect for obtaining multistage gradient, adapts to the intensity requirement of different regions, at the same loss of weight, in terms of obtain it is flat
Weighing apparatus.
7, the frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block also has one
The feature of a protrusion, when the non-through side through foot, square frame of U-shaped framework is located at except sleeper block, frame is reinforced
Part has extended not only through concrete filled steel tube, has also extended through sleeper block, and double-block type concrete filled steel tube sleeper is transported to railway roadbed in this way and is applied
During work scene, the reinforcing bar stretched out on the outside of sleeper block is conducive to carry, and can be used as the stress of the tools such as artificial or rope
Supporting point can pass through the reinforcing bar of outer stretching by suspenders such as ropes also during transportation come bundling sleeper or stacking process
The number of plies of middle fixed sleeper, an other side can be more, and single freight volume is bigger, and make safety during sleeper transport storage
Stablize.During the concrete cast in situs of road bed board, sleeper block, concrete filled steel tube, U-shaped framework or square frame are added
The extension end of strong part, which pours, to be integrated, and the lower part of sleeper block is directly poured with road bed board no longer as the prior art, but logical
Pre-buried reinforcing bar extension end is crossed, the bonding strength between sleeper block and road bed board is strengthened.
8, the frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block, passes through frame-type
The unique design of stiffener own axes direction part configuration, especially embedment sleeper block in part, partially or fully for
The configurations such as curved shape, such as waveform, fold-line-shaped, screw thread shape increase stiffener and are mixed in the sleeper block of unit-sized
The contact length for coagulating soil, improves fastening force, to improve the bond stress between concrete filled steel tube and sleeper concrete, simultaneously
It ensure that the configuration of above-mentioned curve does not interfere the operation across two steel pipes.
Detailed description of the invention
Fig. 1 is double block in frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block
Schematic diagram when sleeper；
Fig. 2 is frame-type in frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block
The schematic diagram of reinforcer dislocation arrangement；
Fig. 3 is U-shaped in frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block
The side schematic cross-sectional view of the first form of frame-type reinforcer end；
Fig. 4 is U-shaped in frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block
The side schematic cross-sectional view of second of end of frame-type reinforcer form；
Fig. 5 is U-shaped in frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block
The side schematic cross-sectional view of the third form of frame-type reinforcer end；
Fig. 6 is rectangular in frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block
The side schematic cross-sectional view of the first form of frame-type reinforcer；
Fig. 7 is rectangular in frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block
The side schematic cross-sectional view of second of form of frame-type reinforcer；
Fig. 8 is rectangular in frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block
The side schematic cross-sectional view of the third form of frame-type reinforcer；
Fig. 9 is rectangular in frame-type connection reinforcing structure between the concrete filled steel tube of non-fragment orbit of the invention and sleeper block
The side schematic cross-sectional view of the 4th kind of form of frame-type reinforcer.
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.
The present invention provides the connection reinforcing structure between the concrete filled steel tube and sleeper block of a kind of non-fragment orbit, for no tiny fragments of stone, coal, etc.
In the concrete filled steel tube sleeper of track, the concrete filled steel tube sleeper includes two or more sleeper blocks 1 and the above-mentioned sleeper of connection
More concrete filled steel tubes 2 of block 1, the sleeper block 1 are formed by concreting, and the concrete filled steel tube 2 is configured to utilize sky
Heart steel pipe is arranged in the manufacture mold of two sleeper blocks 1 adjacent to each other, during the cast in situs of the sleeper block 1 with
The sleeper block 1, which pours, to be integrated, while filling concrete in the hollow steel pipe；Between concrete filled steel tube 2 and sleeper block 1
Connection reinforcing structure is set between setting connection reinforcing structure and/or in-orbit bolster 1 and railway roadbed.
As shown in figs 1-9, aperture, the reinforcer 3 of frame-type are laterally drilled in the part of hollow steel pipe insertion sleeper block 1
Transverse ends, that is, the hollow steel pipe of (as shown in Figure 1) axially back and forth the both ends in direction, at least portion is inserted by the aperture
In the hollow steel pipe divided, preferably welded in insertion tapping, thus the pouring in the sleeper block 1 of the reinforcer 3
It is at least partially buried in the concrete of sleeper block, during building to reinforce the connection between concrete filled steel tube 2 and sleeper block 1.This
Frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of the non-fragment orbit of invention, on single connector of steel tube or
The works such as the lateral reinforcer of frame-type, such as U-shaped steel muscle, rectangular reinforcing bar are inserted between two connector of steel tube, in sleeper
It is embedded in sleeper block during the cast in situs of block, pours and be integrated, while filling concrete in hollow steel pipe；Frame-type reinforcer
In the concrete in steel pipe, a part is located in the concrete of sleeper block a part, forms locking effect, steel pipe cannot
It is extracted from sleeper block, so that the combination between the materials such as concrete of concrete filled steel tube and sleeper block is more secured.
Preferably, as shown in Figure 1, the integral central of the reinforcer 3 of frame-type, in outermost two sleeper blocks 1
Center be partial to inside direction on, eccentric setting.If there are three (or more) sleeper block (not shown), such as at track switch, by
There is connection in mid-rail bolster and two sides sleeper block, the reinforcer in mid-rail bolster can be divided into two groups, still follow
Eccentric setting principle is stated, the sleeper block of two sides is respectively corresponded.Certainly, the setting of reinforcer should avoid pre-embedded bolt casing 4.This hair
In frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of bright non-fragment orbit, in the in-orbit bolster of reinforcer
Specific location is specifically designed respectively；Further study show that the practical application of the concrete filled steel tube sleeper of non-fragment orbit
In, steel pipe is forced outwardly, and steel pipe protrudes into that the shallower part stress of sleeper block is larger, and disease is more, which yet there are no
Prior art report；Based on this discovery, reinforcer is partial to sleeper block as far as possible and is arranged in the inner part, specifically, from sleeper block
The heart is partial to the reinforcer of interior direction, eccentric setting, the inside 50-100mm apart from sleeper block, concrete filled steel tube at the position
The locking effect generated between sleeper block is best, after train operation, can effectively reduce concrete filled steel tube and sleeper block junction
Disease.Equally in the concrete sleeper block of the steel pipe of two outer diameter 40mm insertion 200mm depth, pass through practical survey
Examination applies after the load of 8t until concrete rupture steel pipe is not still extracted.By the setting of above-mentioned both sides, by steel pipe and mixed
The materials such as solidifying soil are locked, since the rest part of the frame-type reinforcing bar of steel duct insertion has laterally been stretched when pulling out steel pipe outward
Enter the binding force that the materials such as steel pipe and concrete are greatly improved to the inside of the materials such as concrete.
Preferably, as shown in Figs. 1-5, the reinforcer 3 is U-shaped framework；The two sides foot of the U-shaped framework is inserted into sky
In heart steel pipe, the middle section between the foot of two sides is located at the inside of two adjacent hollow steel pipes.Non-fragment orbit of the invention
Concrete filled steel tube and sleeper block between frame-type connection reinforcing structure, frame-type reinforcer is made of multiple vertical bar shaped reinforcing bars,
But the construction combined as a whole plays a role, both manufactures easy to process, volume production, machine-shaping, each other again
Limited mutually, the length of stiffener increased in the sleeper block of unit-sized, in addition to steel pipe transverse component it
Outside, also there is steel pipe longitudinal component, form planar space, increase connection fastening force, effectively can resist and transmit train
Running vibration reduces disease；Meanwhile still following the arrangement principle of eccentric setting.
Preferably, as shown in Figure 1, in the same sleeper block 1, the adjacent respective U-shaped framework of two hollow steel pipes is mutually symmetrical
Setting；Alternatively, as shown in Fig. 2, the adjacent respective U-shaped framework of two hollow steel pipes is each other along hollow steel pipe in the same sleeper block 1
The stagger arrangement of longitudinal axis direction setting.Frame-type connection reinforcement between the concrete filled steel tube and sleeper block of non-fragment orbit of the invention
It in structure, is constructed by the arrangement of the positional relationship between multiple U-shaped frameworks, especially symmetrical or dislocation construction is same
Construction that multiple U-shaped frameworks in sleeper block combine as a whole plays a role；Symmetrical setting uniform force, is convenient for
Prefabricated positioning in mold；The setting of dislocation avoids the connection of many places crackle in same direction from generating through long crack, improves
Fatigue strength.
Preferably, as shown in figure 3, at the same hollow steel pipe, the end of the two sides foot of the U-shaped framework is located at the sky
Inside the tube wall of heart steel pipe.
Alternatively, as shown in figure 4, the two sides foot of the U-shaped framework is through the hollow steel pipe at the same hollow steel pipe
Two sides tube wall, end are located on the outside of the tube wall of the hollow steel pipe, in sleeper block 1.
Alternatively, as shown in figure 5, the two sides foot of the U-shaped framework is through the hollow steel pipe at the same hollow steel pipe
Two sides tube wall, end reach outside sleeper block 1, and by this method, the two sides foot of the U-shaped framework is not only mixed through steel pipe
Solidifying soil 2, also extends through sleeper block 1, thus in the casting process of road bed board, by sleeper block 1, concrete filled steel tube 2, U-shaped framework
The extension end of two sides foot, which pours, to be integrated.Frame-type connection between the concrete filled steel tube and sleeper block of non-fragment orbit of the invention
In reinforcement structure, by the construction of U-shaped framework and the construction with the connection relationship of concrete filled steel tube, provide cover more it is different
Assembled scheme, the foot portion of U-shaped framework are respectively provided with different intensity in steel pipe, outside steel pipe in sleeper, outside sleeper in railway roadbed
Grade realizes the adjusting of reinforcement structure bonding strength, obtains the synthesis reinforcing effect of multistage gradient, adapts to different regions
Intensity requirement, at the same loss of weight, in terms of obtain balance.
Preferably, as shown in figs 6-8, the reinforcer 3 is square frame；The lateral both sides of the square frame, that is, hollow
The both sides in the direction axially back and forth of steel pipe, the two sides side wall through hollow steel pipe.
Preferably, as shown in fig. 6, at the same hollow steel pipe, remaining both sides of the square frame are located at adjacent on one side
Two hollow steel pipes inside, another side is located on the outside of the tube wall of hollow steel pipe, in sleeper block 1.
Alternatively, as shown in fig. 7, at the same hollow steel pipe, remaining both sides of the square frame are located at adjacent on one side
The inside of two hollow steel pipes, another side are located at the outside of sleeper block 1, and by this method, the reinforcer 3 is not only mixed through steel pipe
Solidifying soil 2, also extends through sleeper block 1, thus in the casting process of road bed board, by sleeper block 1, concrete filled steel tube 2, reinforcer 3
Extension end, which pours, to be integrated.
Preferably, as shown in figure 8, the direction axially back and forth of lateral both sides, that is, hollow steel pipe of the same square frame
Both sides, while run through multiple hollow steel pipes two sides side wall；Remaining both sides of the square frame, be located at two it is hollow
On the outside of the tube wall of steel pipe, in sleeper block 1.
Alternatively, as shown in figure 9, remaining both sides of the square frame, are located at two outsides of sleeper block 1, with this side
Formula, the reinforcer 3 not only run through concrete filled steel tube 2, also extend through sleeper block 1, thus in the casting process of road bed board, by rail
Bolster 1, concrete filled steel tube 2, reinforcer 3 extension end pour and be integrated.
In frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit of the invention, by rectangular
Construction, quantity and the construction with concrete filled steel tube, sleeper block positional relationship of frame, provide and cover different combination sides more
Case, outside steel pipe in sleeper, outside sleeper in railway roadbed, multiple square frames run through a steel pipe or one on the non-through side of square frame
A square frame runs through multiple steel pipes, is respectively provided with different strength grades, realizes the adjusting of reinforcement structure bonding strength, obtain
The synthesis reinforcing effect for obtaining multistage gradient, adapts to the intensity requirement of different regions, at the same loss of weight, in terms of obtain it is flat
Weighing apparatus.
Frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit of the invention also has one
Prominent feature, when the non-through side through foot, square frame of U-shaped framework is located at except sleeper block, frame reinforcer
Concrete filled steel tube has been extended not only through, sleeper block has been also extended through, double-block type concrete filled steel tube sleeper is transported to railway roadbed construction in this way
In the process at scene, the reinforcing bar stretched out on the outside of sleeper block is conducive to carry, and can be used as the stress branch of the tools such as artificial or rope
Support point can pass through the reinforcing bar of outer stretching by suspenders such as ropes also during transportation come in bundling sleeper or stacking process
Fixed sleeper, the number of plies of an other side can be more, and single freight volume is bigger, and make safety during sleeper transport storage steady
It is fixed.During the concrete cast in situs of road bed board, sleeper block, concrete filled steel tube, U-shaped framework or square frame are reinforced
The extension end of part, which pours, to be integrated, and the lower part of sleeper block is directly directly poured with road bed board no longer as the prior art, but
By pre-buried reinforcing bar extension end, the bonding strength between sleeper block and road bed board is strengthened.
Preferably, as shown in fig. 6-7, at the same sleeper block 1, the adjacent respective square frame of two hollow steel pipes is right each other
Claim setting；Alternatively, the adjacent respective square frame of two hollow steel pipes is each other along the longitudinal direction of hollow steel pipe at the same sleeper block 1
(not shown) is arranged in axis direction stagger arrangement.
Preferably, part of the reinforcer 3 of frame-type except the tube wall of the hollow steel pipe, within sleeper block 1,
Axial line is at least locally the frame-type between the concrete filled steel tube and sleeper block of curved shape (not shown) non-fragment orbit of the invention
Connection reinforcing structure passes through the unique design of frame-type stiffener own axes direction part configuration, especially embedment sleeper block
In part, be partially or fully curved shape, such as the configurations such as waveform, fold-line-shaped, screw thread shape, in the sleeper block of unit-sized
In increase the contact length of stiffener and concrete, fastening force is improved, to improve concrete filled steel tube and sleeper is mixed
Bond stress between solidifying soil, while ensure that the configuration of above-mentioned curve does not interfere the operation across two steel pipes.
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. the frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of a kind of non-fragment orbit, the steel for non-fragment orbit
In pipe concrete sleeper, the concrete filled steel tube sleeper includes that two or more sleeper blocks (1) are connected with track transverse direction
More concrete filled steel tubes (2) of sleeper block (1) are stated, the sleeper block (1) is formed by concreting, the concrete filled steel tube
(2) it is configured in the manufacture mold for being arranged in two sleeper blocks (1) adjacent to each other using hollow steel pipe, in the sleeper block
(1) it pours and is integrated with the sleeper block (1) in casting process, while filling concrete in the hollow steel pipe；Its feature
It is:
It is horizontally arranged with aperture in the part of hollow steel pipe insertion sleeper block (1), the transverse ends of the reinforcer (3) of frame-type are
The both ends in the direction axially back and forth of hollow steel pipe are inserted into at least part of hollow steel pipe by the aperture, thus
In the concrete that the reinforcer (3) is at least partially buried sleeper block in the casting process of the sleeper block (1), to reinforce steel
Connection between pipe concrete (2) and sleeper block (1).
2. the frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit as described in claim 1,
It is characterized in that:
The integral central of the reinforcer (3) of frame-type is partial to the side of inside at the center of outermost two sleeper blocks (1)
Upwards, eccentric setting.
3. the frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit as claimed in claim 2,
It is characterized in that:
The reinforcer (3) is U-shaped framework；
The two sides foot of the U-shaped framework is inserted into hollow steel pipe, and the middle section between the foot of two sides is located at adjacent two
The inside of a hollow steel pipe.
4. the frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit as claimed in claim 3,
It is characterized in that:
In the same sleeper block (1), the adjacent respective U-shaped framework of two hollow steel pipes is arranged symmetrically in relation to each other；
Alternatively, the adjacent respective U-shaped framework of two hollow steel pipes is each other along the longitudinal axis of hollow steel pipe in the same sleeper block (1)
Line direction stagger arrangement setting.
5. the frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit as claimed in claim 3,
It is characterized in that:
At the same hollow steel pipe, the end of the two sides foot of the U-shaped framework is located inside the tube wall of the hollow steel pipe；
Alternatively, the two sides tube wall of the hollow steel pipe, end are run through in the two sides foot of the U-shaped framework at the same hollow steel pipe
Portion is located on the outside of the tube wall of the hollow steel pipe, in sleeper block (1)；
Alternatively, the two sides tube wall of the hollow steel pipe, end are run through in the two sides foot of the U-shaped framework at the same hollow steel pipe
Portion reaches sleeper block (1) outside, and by this method, concrete filled steel tube (2) are not only run through in the two sides foot of the U-shaped framework, also
Through sleeper block (1), thus in the casting process of road bed board, by sleeper block (1), concrete filled steel tube (2), U-shaped framework two
The extension end of batter portion, which pours, to be integrated.
6. the frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit as claimed in claim 2,
It is characterized in that:
The reinforcer (3) is square frame；
Both sides, the two sides side through hollow steel pipe in the direction axially back and forth of lateral both sides, that is, hollow steel pipe of the square frame
Wall.
7. the frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit as claimed in claim 6,
It is characterized in that:
At the same hollow steel pipe, remaining both sides of the square frame are located at the inside of two adjacent hollow steel pipes on one side,
Another side is located on the outside of the tube wall of hollow steel pipe, in sleeper block (1)；
Alternatively, at the same hollow steel pipe, remaining both sides of the square frame, on one side positioned at two adjacent hollow steel pipes
Inside, another side are located at the outside of sleeper block (1), and by this method, the reinforcer (3) not only runs through concrete filled steel tube (2), also
Through sleeper block (1), thus in the casting process of road bed board, by sleeper block (1), concrete filled steel tube (2), reinforcer (3)
Extension end, which pours, to be integrated.
8. the frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit as claimed in claim 6,
It is characterized in that:
The both sides in the direction axially back and forth of lateral both sides, that is, hollow steel pipe of the same square frame, while running through multiple skies
The two sides side wall of heart steel pipe；
Remaining both sides of the square frame are located on the outside of the tube wall of two hollow steel pipes, in sleeper block (1)；Alternatively, institute
Remaining both sides for stating square frame are located at two outsides of sleeper block (1), and by this method, the reinforcer (3) is not only run through
Concrete filled steel tube (2) also extends through sleeper block (1), thus in the casting process of road bed board, by sleeper block (1), concrete filled steel tube
(2), the extension end of reinforcer (3), which pours, is integrated.
9. the frame-type connection reinforcement between the concrete filled steel tube and sleeper block of such as described in any item non-fragment orbits of claim 6-7
Structure, it is characterised in that:
At the same sleeper block (1), the adjacent respective square frame of two hollow steel pipes is arranged symmetrically in relation to each other；
Alternatively, the adjacent respective square frame of two hollow steel pipes is each other along the longitudinal axis of hollow steel pipe at the same sleeper block (1)
Line direction stagger arrangement setting.
10. the frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit as claimed in claim 2,
It is characterized in that:
Part of the reinforcer (3) of frame-type except the tube wall of the hollow steel pipe, within sleeper block (1), axial line
At least part is curved shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811544001.7A CN109457549A (en) | 2018-12-17 | 2018-12-17 | Frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811544001.7A CN109457549A (en) | 2018-12-17 | 2018-12-17 | Frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109457549A true CN109457549A (en) | 2019-03-12 |
Family
ID=65613561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811544001.7A Pending CN109457549A (en) | 2018-12-17 | 2018-12-17 | Frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109457549A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111560797A (en) * | 2020-04-29 | 2020-08-21 | 中铁二院工程集团有限责任公司 | Ballastless track sleeper and track bed beneficial to adjustment |
| CN114395943A (en) * | 2021-12-14 | 2022-04-26 | 中铁第四勘察设计院集团有限公司 | Sleeper structure suitable for ballastless track |
| WO2024077669A1 (en) * | 2022-10-09 | 2024-04-18 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Embedded sleeper for ballastless track |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191107581A (en) * | 1911-03-27 | 1911-12-21 | Arthur Charles Auden | An Improved Form of Sleeper for Railways and Tramways. |
| GB706587A (en) * | 1950-12-11 | 1954-03-31 | Eugen Schulz | Improvements in and relating to railroad ties or sleepers |
| US5653388A (en) * | 1995-03-08 | 1997-08-05 | Pfleiderer Verkehrstechnik Gmbh & Co. Kg | Method and apparatus for constructing a permanent railroad track |
| CN1818213A (en) * | 2005-12-09 | 2006-08-16 | 中铁八局集团有限公司 | Double-blocked rail without ballast |
| CN101235615A (en) * | 2007-01-31 | 2008-08-06 | 财团法人铁道综合技术研究所 | Ladder type crosstie |
| CN101503870A (en) * | 2008-12-03 | 2009-08-12 | 中铁八局集团第一工程有限公司 | Construction method for two-block unballasted track bed board |
| CN101784726A (en) * | 2007-05-29 | 2010-07-21 | 沃斯特阿尔派因Bwg有限责任两合公司 | Concrete sleeper |
| CN203034311U (en) * | 2012-12-28 | 2013-07-03 | 中国铁道科学研究院铁道建筑研究所 | Sleeper for ballastless track |
| CN203393520U (en) * | 2013-08-17 | 2014-01-15 | 乐昌市安捷铁路轨枕有限公司 | Special sleeper for train washing tank of passenger motor train unit |
| 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 |
| CN106400960A (en) * | 2016-05-16 | 2017-02-15 | 苏州市世好节能机械制造有限公司 | Building framework |
| CN207863468U (en) * | 2018-01-02 | 2018-09-14 | 浙江广通环境建设有限公司 | A kind of concrete beam cast mold |
| CN209652659U (en) * | 2018-12-17 | 2019-11-19 | 中铁第四勘察设计院集团有限公司 | Frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit |
-
2018
- 2018-12-17 CN CN201811544001.7A patent/CN109457549A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191107581A (en) * | 1911-03-27 | 1911-12-21 | Arthur Charles Auden | An Improved Form of Sleeper for Railways and Tramways. |
| GB706587A (en) * | 1950-12-11 | 1954-03-31 | Eugen Schulz | Improvements in and relating to railroad ties or sleepers |
| US5653388A (en) * | 1995-03-08 | 1997-08-05 | Pfleiderer Verkehrstechnik Gmbh & Co. Kg | Method and apparatus for constructing a permanent railroad track |
| CN1818213A (en) * | 2005-12-09 | 2006-08-16 | 中铁八局集团有限公司 | Double-blocked rail without ballast |
| CN101235615A (en) * | 2007-01-31 | 2008-08-06 | 财团法人铁道综合技术研究所 | Ladder type crosstie |
| CN101784726A (en) * | 2007-05-29 | 2010-07-21 | 沃斯特阿尔派因Bwg有限责任两合公司 | Concrete sleeper |
| CN101503870A (en) * | 2008-12-03 | 2009-08-12 | 中铁八局集团第一工程有限公司 | Construction method for two-block unballasted track bed board |
| CN203034311U (en) * | 2012-12-28 | 2013-07-03 | 中国铁道科学研究院铁道建筑研究所 | Sleeper for ballastless track |
| CN203393520U (en) * | 2013-08-17 | 2014-01-15 | 乐昌市安捷铁路轨枕有限公司 | Special sleeper for train washing tank of passenger motor train unit |
| 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 |
| CN106400960A (en) * | 2016-05-16 | 2017-02-15 | 苏州市世好节能机械制造有限公司 | Building framework |
| CN207863468U (en) * | 2018-01-02 | 2018-09-14 | 浙江广通环境建设有限公司 | A kind of concrete beam cast mold |
| CN209652659U (en) * | 2018-12-17 | 2019-11-19 | 中铁第四勘察设计院集团有限公司 | Frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111560797A (en) * | 2020-04-29 | 2020-08-21 | 中铁二院工程集团有限责任公司 | Ballastless track sleeper and track bed beneficial to adjustment |
| CN114395943A (en) * | 2021-12-14 | 2022-04-26 | 中铁第四勘察设计院集团有限公司 | Sleeper structure suitable for ballastless track |
| WO2024077669A1 (en) * | 2022-10-09 | 2024-04-18 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Embedded sleeper for ballastless track |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109457549A (en) | Frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit | |
| CN109457550A (en) | Groove type connection reinforcing structure and construction method between a kind of sleeper block and railway roadbed | |
| CN105463948B (en) | A kind of concrete filled steel tube sleeper suitable for non-fragment orbit | |
| CN207260628U (en) | A kind of walls with brick masonry structure ruggedized construction | |
| KR101743509B1 (en) | Rahmen bridge with temporary hinge structure reinforced seismic capability and the con struction method therefor | |
| CN105970832B (en) | A kind of continuous rigid frame bridge closure segment pushing tow system and pushing tow method for correcting error | |
| CN109457547A (en) | A kind of bridging type connection reinforcing structure of concrete filled steel tube and sleeper block | |
| CN109457548A (en) | A kind of penetration type connection reinforcing structure of concrete filled steel tube and sleeper block | |
| CN108330823A (en) | Assembled steel reinforced concrete composite beam bridge floorings longitudinal joint connecting structure and construction method | |
| CN209652659U (en) | Frame-type connection reinforcing structure between the concrete filled steel tube and sleeper block of non-fragment orbit | |
| CN207091835U (en) | A kind of cast-in-place sleeper plate-type ballastless track | |
| CN209412616U (en) | Group frame type connection reinforcing structure between sleeper block and railway roadbed | |
| KR101198897B1 (en) | Top-opened and pre-stressed concrete-steel composite single span U-type girder bridge and method of constructing the same | |
| CN209412615U (en) | A kind of groove type connection reinforcing structure between sleeper block and railway roadbed | |
| CN209384033U (en) | A kind of penetration type connection reinforcing structure of concrete filled steel tube and sleeper block | |
| CN209384032U (en) | A kind of bridging type connection reinforcing structure of concrete filled steel tube and sleeper block | |
| CN209243470U (en) | A kind of connection structure of track girder and shield duct piece | |
| KR101632911B1 (en) | Bridge using end prestressed beam and the construction method therewith | |
| CN207260375U (en) | A kind of steel plate concrete combined shear wall | |
| CN109440544A (en) | A kind of track girder and the connection structure of shield duct piece and attaching method thereof | |
| KR102244268B1 (en) | Composite girder with concrete girders at both ends and manufacturing method there of for civil structure | |
| KR102313351B1 (en) | Rahmen bridge using composite girder with concrete girders at both ends and construction method thereof | |
| CN108360361A (en) | A kind of prestressing force PBL puts more energy into shaped steel case concrete combination beam and its construction method | |
| CN113863487A (en) | Construction process for connecting joints of beam-end steel concrete combined notched beam and primary and secondary beams | |
| CN209620322U (en) | Connection structure between blockwork masonry formula load bearing wall and filling wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |