CN208995842U - Level crossing mouth railway roadbed - Google Patents
Level crossing mouth railway roadbed Download PDFInfo
- Publication number
- CN208995842U CN208995842U CN201821781320.5U CN201821781320U CN208995842U CN 208995842 U CN208995842 U CN 208995842U CN 201821781320 U CN201821781320 U CN 201821781320U CN 208995842 U CN208995842 U CN 208995842U
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- China
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- support groove
- rail support
- level crossing
- railway roadbed
- reinforcement cage
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Abstract
The utility model is related to a kind of level crossing mouth railway roadbed, including substrate and concrete road bed, it is characterized in that, it is described concrete road bed to be formed by more than one sectional type track plates unit spliced, each sectional type track plate unit is rectangular rail plate, including steel reinforcement cage, the decorative pattern web plate being welded in above steel reinforcement cage, rail support groove, screw spike, insulating sleeve and the concrete layer being arranged in steel reinforcement cage.Preparation method is: substrate is rammed repoussage using fine stone and dry mixing cement mortar and is put down, and is then directly lifted on sectional type track plate unit in substrate, affixed by concrete, that is, forms complete highway or railway ballast.Have that bearing capacity is strong, intensity is high, does not repair and cost economic vulnerable to water erosion damage, zero dimension compared with existing all types of railway roadbeds, it can adapt to the variation of line parameter circuit value, such as sweep, superelevation, heavy slope and widen the strong geometry of plasticity, bedding is stablized, durability is strong, and service life was at 15 years or more.
Description
Technical field
The utility model belongs to technical field of rail traffic more particularly to a kind of level crossing mouth railway roadbed.
Background technique
The railway roadbed of level crossing is layed in railway and highway intersection, is the rail for guaranteeing railway and highway safety operation
The auxiliary device of road level crossing, while being also the weak link in railway trackage, it is the emphasis of railway equipment management.
Traditional road and rail level crossing railway is mainly by the ground ballast bed or concrete road bed is arranged
It constitutes.By the sleeper that timber, concrete or steel are constituted be embedded in rubble or it is concrete road bed in, and rail is fixed on
On sleeper.However a big problem of this railway roadbed is to be rolled by running to ballast bed.Pass through huge impact
Power, distortion power make railway roadbed integral sinking, lead to the injustice of track flexure and railway.With the quick hair of China's economy and society
Exhibition, is increasingly increased by the flow motor and large-tonnage cargo vehicle of level crossing, accelerates the folding of existing road junction road bed apparatus
Damage, broken, deformation and aging speed.Seriously jeopardize railways train operation and vehicular traffic and the safety of pedestrian.Meanwhile frequent road junction
Railway roadbed maintenance work also disturbs the normal transport order of railway and highway, also adds the investment of maintenance load and expense.
Therefore, in order to guarantee normal railway transportation and highway transportation, developing level crossing facility is the key that solve the problems, such as this
Place.
Summary of the invention
Utility model aims to solve problem of the existing technology, provide it is a kind of structurally reasonable, it is sturdy and durable,
Stability is good and the simple level crossing mouth railway roadbed of structure with long service life.
The solution that the utility model solves its technical problem is:
A kind of level crossing mouth railway roadbed of the utility model, including substrate and concrete road bed, concrete road
Bed is placed in the top of substrate, which is characterized in that it is described it is concrete road bed by more than one sectional type track plates unit spliced and
Be rectangular rail plate at, each sectional type track plate unit, including steel reinforcement cage, the decorative pattern web plate being welded in above steel reinforcement cage,
Rail support groove, screw spike, insulating sleeve and concrete layer in steel reinforcement cage are set,
The both ends of the decorative pattern web plate are coated in steel reinforcement cage both ends, at least reserved two or more the support rails on steel reinforcement cage
Slot, the rail support groove are arranged symmetrically centered on track centerline, and track, screw spike and insulating sleeve are embedded in rail support groove
It is interior, it is equipped with rubber pad between rail support groove and track, hanging ring is equipped in rail support groove.
As advanced optimizing for above scheme, also it is equipped in the side of the sectional type track plate unit for will be anti-
The solid concrete roabed beaten hangs hanging ring just.
As advanced optimizing for above scheme, the rail support groove is dove-tail form rail support groove.
As advanced optimizing for above scheme, it is additionally provided with reinforcing strip on the decorative pattern web plate, and in reinforcing strip
It is welded with encryption nail.
As advanced optimizing for above scheme, the reinforcing strip is 50mm-70mm.
As advanced optimizing for above scheme, the depth of the dove-tail form rail support groove is equal to institute's steel rail laying height+rubber
Rubber mat thickness 10mm.
As advanced optimizing for above scheme, the decorative pattern web plate uses the decorative pattern net of Q235-A ordinary carbon steel.
As advanced optimizing for the above method, rail support groove drainage channel is equipped in the rail support groove.
The utility model has the advantages that:
The level crossing mouth railway roadbed of the utility model has bearing capacity strong, strong compared with existing all types of railway roadbeds
Degree is high, not vulnerable to water erosion damage, zero dimension repair with cost economic, can adapt to the variation of line parameter circuit value, such as sweep, super
High, heavy slope and the strong geometry of plasticity, the bedding such as widen and stablize, durability is strong, and service life was at 15 years or more.
To realize sectional type track plate unit prefabricated using reversely pouring and making firm by ramming molding method for the utility model, guarantees
Level crossing mouth railway roadbed intrinsic frequency parameter is in reasonable controllable levels always, makes the using effect of railway roadbed can be with
It is sufficiently ensured, by the way that each sectional type track plate unit to be securely seated between in substrate, will not generate and loosen or shift,
It thereby may be ensured that the level crossing mouth railway roadbed working condition of the utility model more balances reliably, promote railcar
Operation safety.
The utility model structure is simple, using the utility model sectional type track plates unit spliced at railway and highway usual friendship
Road junction railway roadbed, overall stability is good, evenness of road surface is beautiful, anticorrosive, while being applicable in various weather conditions.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the sectional type track plate unit of the utility model.
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Fig. 3 is the structural schematic diagram of decorative pattern web plate.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the schematic diagram of the sectional type track plate unit containing track switch of the utility model.
Fig. 6 is the B-B cross-sectional view of Fig. 5.
Fig. 7 is that sectional type track plate unit is placed in the structural schematic diagram in substrate.
Specific embodiment
Below with reference to embodiment and attached drawing, the utility model is described in further detail.
As shown in figs 1 to 6, a kind of level crossing mouth railway roadbed of the utility model, including substrate 1 and coagulation
Dirt road bed 2, concrete road bed 2 are placed in the top of substrate 1, which is characterized in that described concrete road bed 2 are by more than one piecemeal
Formula track plates unit spliced forms, and each sectional type track plate unit is rectangular rail plate, including steel reinforcement cage 2-6, is welded in
Decorative pattern web plate 2-1 above steel reinforcement cage 2-6, rail support groove 2-2, the screw spike 2-3, insulating sleeve being arranged in steel reinforcement cage 2-6
2-8 and concrete layer 2-5,
The both ends of the decorative pattern web plate 2-1 are bending edges 2-1-1, the coated both ends in steel reinforcement cage 2-6, in steel reinforcement cage 2-
At least reserved two or more rail support groove 2-2, the rail support groove 2-2 are arranged symmetrically centered on rail 2-9 center line on 6,
Rail 2-9, screw spike 2-3 and insulating sleeve 2-8 are embedded in rail support groove 2-2, and the setting of screw spike 2-3 meets anchoring spiral shell
It is interference-free to be effectively guaranteed the normal track circuit of railway for the withdrawal resistance of bolt, the setting of insulating sleeve 2-8.
The utility model is equipped with rubber pad 2-7 between rail support groove 2-6 and rail 2-9, is equipped with and hangs in rail support groove 2-2
Ring 2-4.
As advanced optimizing for above scheme, also it is equipped in the side of the sectional type track plate unit for will be anti-
The solid concrete roabed beaten hangs hanging ring just, is not shown in the figure.
As advanced optimizing for above scheme, the rail support groove 2-3 is dove-tail form rail support groove.Dove-tail form rail support groove,
Can make motor vehicles it is steady, safely, run through, and can reduce the percussion to guidance tape.
As advanced optimizing for above scheme, reinforcing strip 2-1-2 and bolt are additionally provided on the decorative pattern web plate 2-1
Hole 2-1-3, and encryption nail is welded on reinforcing strip 2-1-2.
As advanced optimizing for above scheme, the reinforcing strip 2-1-2 is 50mm-70mm.
In order to improve effectiveness in vibration suppression, the depth of dove-tail form rail support groove 2-3 described in the utility model is equal to institute steel rail laying 2-9
Highly+rubber pad 2-7 thickness 10mm.
As advanced optimizing for above scheme, the decorative pattern web plate 2-1 uses the decorative pattern of Q235-A ordinary carbon steel
Net.
A kind of preparation method of level crossing mouth railway roadbed of the utility model includes the following steps:
1) two long side of diamond plate 2-1 is first rolled over into 90 degree of bending edges 2-1-1 in order, then flatted down placement platform
On, then steel reinforcement cage 2-6 integrally hung on diamond plate, it welds to form one by setting-out telltale mark and diamond plate 2-1；
2) two or more pieces rail supporting groove mould and the screw spike 2-3 set and insulating sleeve 2-8 are placed on steel at this time
At muscle cage 2-6 reserved rail support groove 2-2；
3) then by all hanging ring 2-4 by being welded in advance in the position of rail support groove 2-2 design with rail support groove 2-2, in steel
The surrounding of muscle cage 2-1 sets up exterior sheathing, is reversely poured and is made firm by ramming with concrete 2-5 sectional type track plate unit is made；
4) substrate 1 is rammed repoussage using fine stone 1-1 and dry mixing cement bonded sand 1-2 slurry and is put down, for creating roadbed, it is necessary to carry out base
Bottom 1 reinforces, and finally directly lifts sectional type track plate unit on the base 1, then rail 2-9 is accurately mounted on rail support groove 2-
It in 2, and is fixed with pre-buried screw spike 2-3 and rail 2-9 fastener, spring and nut, that is, forms complete highway or railway road
Bed.As shown in Figure 7.
As advanced optimizing for the above method, the concrete 2-5 uses c30 concrete, to ensure the strong of guidance tape
Degree.
As advanced optimizing for the above method, rail support groove drainage channel 2-10 is equipped in the rail support groove 2-2.Row
The effect of sink, for excluding the ponding in rail support groove, it is ensured that pre-buried screw spike 2-3, rail 2-9 fastener, spring and nut
Fixation is not rusted.
It should be noted that the specific constructive form of the utility model level crossing mouth railway roadbed can be according to reality
The actual needs at road junction is first made at the scene and uses whole substrate, then can be processed by the way of prefabricated, under normal circumstances
The length of sectional type track plate unit and substrate matches, and is required to process the big of each sectional type track plate unit according to design period
It is small, it is formed to on-site consolidation；It can also be processed, be manufactured and used very convenient by the way of cast-in-site.
If encounter substrate seam crossing in installation process, the arrangement of sectional type track plate unit and the seam of substrate want wrong
It opens up and sets, be typically disposed in sectional type track plate unit center.
Bearing capacity can be improved in the level crossing mouth railway roadbed of the utility model, makes the deflection of railway roadbed than general
Channel bed is reduced by about 90%, and can make about 0.7-4 times of the longitudinally, laterally resistance increase of route, and drainage performance is also changed significantly
It is kind, have the characteristics that prevent it is dirty, antifreeze, do not grow grass.Further, since existing all types of railway roadbed routes make route because of long-term operation
Certain variation has occurred in direction, height, level and curve state, and thickness of ballast bed, height are also changed, and road bed board occurs
It ties, rise soil, the diseases such as rail abrasion speed is accelerated, and the utility model sectional type solid concrete roabed can be to avoid these tracks
Disease, and line maintenance engineering can be reduced, directly raising operating efficiency and quality, can preferably guarantee to carry train and
The safe operation of automobile.
Claims (8)
1. a kind of level crossing mouth railway roadbed, including substrate and concrete road bed, it is concrete road bed to be placed in the upper of substrate
Side, which is characterized in that it is described it is concrete road bed formed by more than one sectional type track plates unit spliced, each sectional type rail
Road plate unit is rectangular rail plate, including steel reinforcement cage, the decorative pattern web plate being welded in above steel reinforcement cage, is arranged in steel reinforcement cage
Rail support groove, screw spike, insulating sleeve and concrete layer,
The both ends of the decorative pattern web plate are coated in steel reinforcement cage both ends, at least reserved two or more the rail support grooves on steel reinforcement cage,
The rail support groove is arranged symmetrically centered on track centerline, and track, screw spike and insulating sleeve are embedded in rail support groove,
It is equipped with rubber pad between rail support groove and track, hanging ring is equipped in rail support groove.
2. a kind of level crossing mouth railway roadbed according to claim 1, it is characterised in that in the sectional type
The side of track plate unit is also equipped with for the anti-solid concrete roabed beaten to be hung hanging ring just.
3. a kind of level crossing mouth railway roadbed according to claim 1, it is characterised in that the rail support groove is
Dove-tail form rail support groove.
4. a kind of level crossing mouth railway roadbed according to claim 1, it is characterised in that in the decorative pattern net
It is additionally provided with reinforcing strip on plate, and is welded with encryption nail in reinforcing strip.
5. a kind of level crossing mouth railway roadbed according to claim 4, it is characterised in that the reinforcing strip is
50mm-70mm。
6. level crossing mouth railway roadbed according to claim 3, it is characterised in that the dove-tail form rail support groove
Depth is equal to institute's steel rail laying height+rubber pad thickness 10mm.
7. level crossing mouth railway roadbed according to claim 1, it is characterised in that the decorative pattern web plate uses
The decorative pattern web plate of Q235-A ordinary carbon steel.
8. level crossing mouth railway roadbed according to claim 1, which is characterized in that in the rail support groove
Equipped with rail support groove drainage channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821781320.5U CN208995842U (en) | 2018-10-31 | 2018-10-31 | Level crossing mouth railway roadbed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821781320.5U CN208995842U (en) | 2018-10-31 | 2018-10-31 | Level crossing mouth railway roadbed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208995842U true CN208995842U (en) | 2019-06-18 |
Family
ID=66805202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821781320.5U Active CN208995842U (en) | 2018-10-31 | 2018-10-31 | Level crossing mouth railway roadbed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208995842U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064424A (en) * | 2020-08-07 | 2020-12-11 | 上海远通路桥工程有限公司 | Quick construction method for road section track at level crossing |
| CN112281549A (en) * | 2020-10-26 | 2021-01-29 | 成都市新筑路桥机械股份有限公司 | Quick construction method for level crossing track |
-
2018
- 2018-10-31 CN CN201821781320.5U patent/CN208995842U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064424A (en) * | 2020-08-07 | 2020-12-11 | 上海远通路桥工程有限公司 | Quick construction method for road section track at level crossing |
| CN112064424B (en) * | 2020-08-07 | 2022-05-17 | 上海远通路桥工程有限公司 | Quick construction method for road section track at level crossing |
| CN112281549A (en) * | 2020-10-26 | 2021-01-29 | 成都市新筑路桥机械股份有限公司 | Quick construction method for level crossing track |
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