CN113136831A - Track structure of high-speed track traffic - Google Patents
Track structure of high-speed track traffic Download PDFInfo
- Publication number
- CN113136831A CN113136831A CN202110453635.7A CN202110453635A CN113136831A CN 113136831 A CN113136831 A CN 113136831A CN 202110453635 A CN202110453635 A CN 202110453635A CN 113136831 A CN113136831 A CN 113136831A
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- Prior art keywords
- groove
- plate
- installation
- sliding groove
- track
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H8/00—Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails
- E01H8/10—Removing undesirable matter from rails, flange grooves, or the like railway parts, e.g. removing ice from contact rails, removing mud from flange grooves
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B11/00—Rail joints
- E01B11/02—Dismountable rail joints
- E01B11/20—Dismountable rail joints with gap-bridging
- E01B11/22—Dismountable rail joints with gap-bridging by parts of the rails
- E01B11/26—Dismountable rail joints with gap-bridging by parts of the rails with interlocking rail ends
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
The invention discloses a track structure of high-speed track traffic, which comprises a plurality of sleepers laid on the ground, wherein a plurality of steel rails arranged in parallel are installed at the tops of the sleepers, the steel rails are fixed through a plurality of screws, an installation groove is formed in the top of each sleeper, limiting grooves are formed in the inner side walls, opposite to the installation groove, of the installation groove, an installation mechanism is arranged between the two limiting grooves, two blocking mechanisms are arranged at the top of the installation mechanism, cleaning mechanisms are arranged at the tops of the two blocking mechanisms, a hydraulic oil cylinder is fixedly installed at the inner bottom of the installation groove, a fixed plate is fixedly installed at the telescopic end of the hydraulic oil cylinder, two driving mechanisms are arranged at the top of the fixed plate, and the two driving mechanisms are abutted against the bottom of the installation mechanism. The track cleaning device is reasonable in structural design, can automatically clean out sundries in the track, is simple to operate and convenient to clean, and reduces the workload of track cleaning personnel.
Description
Technical Field
The invention relates to the technical field of rail transit, in particular to a rail structure of high-speed rail transit.
Background
The rail refers to a route for running trains, trams and the like which is paved by strip-shaped steel, along with the increase of the railway transportation volume and the improvement of the axle weight and running speed of rolling stocks, a plurality of novel rails such as seamless lines, wide sleeper lines, integral track bed lines, plate-type rails and the like appear in succession, modern rail engineering aims to ensure the running safety of high-speed railways, improve the strength of subgrades and reduce the cleaning and maintenance of ballast, and concrete foundations are used for replacing ballast, sleepers and subgrades and are called slag-free rails, so that the maintenance time can be reduced, and good quality and running safety can be maintained.
In the prior art, when the existing track structure of high-speed track traffic is used, a lot of sundries can enter the track frequently, and the normal running of a train is easily influenced when the sundries are too much, so that the sundries in the track need to be cleaned frequently.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, when the track structure of the high-speed track traffic is used, a lot of sundries can frequently enter the track, and when the sundries are too much, the normal running of a train is easily influenced, so that the sundries in the track need to be cleaned frequently, and the sundries in the track are generally cleaned by a track cleaning personnel hand-held cleaning appliance, so that the cleaning efficiency is low, and the working strength is high.
In order to achieve the purpose, the invention adopts the following technical scheme:
a rail structure of high-speed rail transit comprises a plurality of sleepers laid on the ground, a plurality of steel rails arranged in parallel are arranged on the tops of the sleepers, the steel rail is fixed by a plurality of screws, the top of the sleeper is provided with an installation groove, the opposite inner side walls of the installation groove are both provided with limit grooves, an installation mechanism is arranged between the two limit grooves, the top of the mounting mechanism is provided with two blocking mechanisms, the top of each blocking mechanism is provided with a cleaning mechanism, a hydraulic oil cylinder is fixedly arranged at the inner bottom of the mounting groove, a fixed plate is fixedly arranged at the telescopic end of the hydraulic oil cylinder, the top of the fixed plate is provided with two driving mechanisms, the two driving mechanisms are all abutted against the bottom of the mounting mechanism, the two blocking mechanisms all extend into the opposite driving mechanisms and are in sliding connection with the opposite driving mechanisms, and a connecting mechanism is arranged between every two adjacent steel rails.
Preferably, the installation mechanism comprises connecting plates which are connected in two limiting grooves in a sliding manner, and the top ends of the two connecting plates are fixedly provided with installation plates together.
Preferably, the blocking mechanism comprises a baffle plate rotatably connected to the top of the mounting plate, and a connecting rod is fixedly mounted on the front side wall of the baffle plate.
Preferably, cleaning mechanism includes the spacing frame of fixed mounting on the baffle top, sliding connection has the cleaning brush on the spacing frame, fixedly connected with third spring between the lateral wall of cleaning brush and the lateral wall of spacing frame, sliding connection has the counter weight ball in the spacing frame, the lateral wall fixed connection of counter weight ball and cleaning brush.
Preferably, the driving mechanism includes a top plate fixedly mounted on the top of the fixing plate, a first sliding groove is formed in the side wall of the top plate, a supporting plate is slidably connected in the first sliding groove, a plurality of first springs are fixedly connected between the bottom of the supporting plate and the inner bottom of the first sliding groove, the top of the supporting plate abuts against the bottom of the mounting plate, a sliding groove is formed in the top plate, and the connecting rod extends into the sliding groove and is slidably connected with the sliding groove.
Preferably, coupling mechanism is just including seting up the spread groove on the rail, the joint groove has been seted up at the interior top of spread groove, fixed mounting has the fixed block on the rail, threaded connection has the threaded rod on the fixed block, the tip of threaded rod rotates and is connected with the installation piece, the installation piece extends to in the relative spread groove and offsets rather than the inner wall, the second spout has been seted up at the top of installation piece, sliding connection has the joint piece in the second spout, the joint piece extends to the joint inslot and offsets rather than interior top, fixedly connected with second spring between the bottom of joint piece and the interior bottom of second spout, the top of installation piece is equipped with pulling mechanism, pulling mechanism extend to in the second spout and with the bottom fixed connection of joint piece.
Preferably, the pulling mechanism comprises a pull ring which is slidably connected to the top of the mounting block, a pull rope is fixedly connected to the pull ring, and the pull rope extends into the second sliding groove and is fixedly connected with the bottom of the clamping block.
Preferably. And a nut convenient to screw is fixedly arranged at the end part of the threaded rod.
Compared with the prior art, the invention has the beneficial effects that:
1. through the arrangement of the driving mechanism, the mounting mechanism and the blocking mechanism, when sundries on the baffle need to be cleaned, the hydraulic oil cylinder is started, the hydraulic oil cylinder drives the top plate to move upwards through the fixed plate, the abutting plate on the top plate pushes the baffle on the mounting plate to move upwards, at the moment, the connecting plate moves along with the mounting plate, when the connecting plate slides to the inner top of the limiting groove, the connecting plate and the mounting plate stop moving, the top of the baffle slides to the position above the top end of the steel rail, the fixed plate continues to drive the top plate to move upwards, the mounting plate extrudes the abutting plate to move downwards, the first spring deforms, when the top plate continues to move upwards, the baffle is driven to rotate, the baffle gradually inclines, when the baffle inclines, sundries on the baffle slide down under the action of gravity, and when the baffle inclines, the counterweight ball drives the cleaning brush to slide under the action of gravity to scrape the sundries adhered on the baffle down, the operation is simple, the cleaning is convenient, and the workload of rail cleaning personnel is reduced.
2. Through coupling mechanism's setting, when realizing the connection between two rails, make the lateral wall of two rails offset, the installation piece slides in the spread groove, the joint piece slides in the joint inslot and offsets tightly rather than the interior top under the effect of second spring elasticity, rotate the threaded rod again, the threaded rod drives the installation piece and removes, the installation piece drives the joint piece and slides in the joint inslot, the lateral wall that makes the joint piece offsets tightly with the inside wall in joint groove, make two rail lateral walls link together tightly, reduce the gap of connecting between two rails, reduce the friction between train gyro wheel and the rail, reduce the wearing and tearing of gyro wheel.
In conclusion, the track cleaning device is reasonable in structural design, can automatically clean sundries in the track, is simple to operate and convenient to clean, and reduces the workload of track cleaning personnel.
Drawings
Fig. 1 is a schematic structural diagram of a track structure of high-speed track traffic according to the present invention;
fig. 2 is a side view of a track structure of high-speed track traffic according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
fig. 4 is an enlarged view of the structure at B in fig. 2.
In the figure: the device comprises a sleeper 1, a steel rail 2, a screw 3, a mounting groove 4, a hydraulic oil cylinder 5, a limiting groove 6, a fixing plate 7, a connecting plate 8, a mounting plate 9, a baffle 10, a top plate 11, a first sliding groove 12, a supporting plate 13, a first spring 14, a sliding groove 15, a connecting rod 16, a clamping groove 17, a connecting groove 18, a fixing block 19, a mounting block 20, a second sliding groove 21, a clamping block 22, a second spring 23, a threaded rod 24, a pull ring 25, a pull rope 26, a limiting frame 27, a third spring 28, a cleaning brush 29 and a counterweight ball 30.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a track structure of high-speed rail transit comprises a plurality of sleepers 1 laid on the ground, a plurality of steel rails 2 arranged in parallel are mounted at the top of each sleeper 1, the steel rails 2 are fixed by a plurality of screws 3, a mounting groove 4 is formed in the top of each sleeper 1, limiting grooves 6 are formed in the inner side walls, opposite to the mounting groove 4, of each mounting groove 6, a mounting mechanism is arranged between the two limiting grooves 6 and comprises connecting plates 8 connected in the two limiting grooves 6 in a sliding manner, and a mounting plate 9 is fixedly mounted at the top ends of the two connecting plates 8;
the top of the mounting mechanism is provided with two blocking mechanisms, each blocking mechanism comprises a baffle plate 10 which is rotatably connected to the top of the mounting plate 9, the top of each baffle plate 10 is polished by a polishing disc, so that the top of each baffle plate is smooth, when sundries on the baffle plates 10 are cleaned, the top of each baffle plate 10 is very smooth, the sundries on the baffle plates 10 can more easily slide down from the baffle plates 10 when the baffle plates 10 are inclined, the sundries on the baffle plates 10 can be cleaned conveniently, and the front side walls of the baffle plates 10 are fixedly provided with connecting rods 16;
two stop mechanism's top all is equipped with clean mechanism, and clean mechanism includes the spacing frame of fixed mounting on the baffle top, sliding connection has the cleaning brush on the spacing frame, fixedly connected with third spring between the lateral wall of cleaning brush and the lateral wall of spacing frame, sliding connection has the counter weight ball in the spacing frame, the lateral wall fixed connection of counter weight ball and cleaning brush.
The hydraulic oil cylinder 5 is fixedly installed at the inner bottom of the installation groove 4, the fixing plate 7 is fixedly installed at the telescopic end of the hydraulic oil cylinder 5, two driving mechanisms are arranged at the top of the fixing plate 7, the two driving mechanisms are abutted against the bottom of the installation mechanism, each driving mechanism comprises a top plate 11 fixedly installed on the top of the fixing plate 7, a first sliding groove 12 is formed in the side wall of the top plate 11, a resisting plate 13 is connected in the first sliding groove 12 in a sliding mode, a plurality of first springs 14 are fixedly connected between the bottom of the resisting plate 13 and the inner bottom of the first sliding groove 12, the top of the resisting plate 13 is abutted against the bottom of the installation plate 9, a sliding groove 15 is formed in the top plate 11, a connecting rod 16 extends into the sliding groove 15 and is connected with the sliding groove in a sliding mode, through the arrangement of the driving mechanism, the installation mechanism and the blocking mechanism, when sundries on the baffle plate 10 need to be cleaned, the hydraulic oil cylinder 5 is started, the hydraulic oil cylinder 5 drives the top plate 11 to move upwards through the fixing plate 7, the baffle plate 10 on the mounting plate 9 is pushed by the abutting plate 13 on the top plate 11 to move upwards, at the same time, the connecting plate 8 moves along with the mounting plate 9, when the connecting plate 8 slides to the inner top of the limiting groove 6, the connecting plate 8 and the mounting plate 9 stop moving, the top of the baffle plate 10 slides to the upper side of the top end of the steel rail 2, the fixing plate 7 continues to drive the top plate 11 to move upwards, the mounting plate 9 extrudes the abutting plate 13 to move downwards, the first spring 14 generates deformation, when the top plate 11 continues to move upwards, the baffle plate 10 is driven to rotate, the baffle plate 10 gradually inclines, when the baffle plate 10 inclines, the top of the baffle plate 10 is polished by the polishing disc, so that the top of the baffle plate is smooth, when the impurities on the baffle plate 10 are cleaned, because the top of the baffle plate 10 is smooth, the impurities on the baffle plate 10 are more easily slide down from the baffle plate 10 when the baffle plate 10 inclines, and the impurities on the baffle plate 10 are conveniently cleaned, sundries on the baffle 10 slide down under the action of gravity, and when the baffle 10 inclines, the counterweight balls drive the cleaning brush 29 to slide under the action of gravity so as to scrape down the sundries adhered to the baffle 10, so that the operation is simple, the cleaning is convenient, and the workload of rail cleaning personnel is reduced;
the two blocking mechanisms extend into the opposite driving mechanisms and are connected with the opposite driving mechanisms in a sliding manner, the connecting mechanisms are arranged between the two adjacent steel rails 2 and respectively comprise a connecting groove 18 formed in the steel rails 2, a clamping groove 17 is formed in the inner top of the connecting groove 18, a fixed block 19 is fixedly mounted on the steel rails 2, a threaded rod 24 is connected onto the fixed block 19 in a threaded manner, a nut convenient to screw is fixedly mounted at the end of the threaded rod 24, an installation block 20 is rotatably connected onto the end of the threaded rod 24, the installation block 20 extends into the opposite connecting groove 18 and abuts against the inner wall of the opposite connecting groove 18, a second sliding groove 21 is formed in the top of the installation block 20, a clamping block 22 is slidably connected into the second sliding groove 21, the clamping block 22 extends into the clamping groove 17 and abuts against the inner top of the clamping groove 17, a second spring 23 is fixedly connected between the bottom of the clamping block 22 and the inner bottom of the second sliding groove 21, and a pulling mechanism is arranged on the top of the installation block 20, the pulling mechanism extends into the second sliding groove 21 and is fixedly connected with the bottom of the clamping block 22, the pulling mechanism comprises a pull ring 25 which is connected with the top of the mounting block 20 in a sliding manner, a pull rope 26 is fixedly connected with the pull ring 25, the pull rope 26 extends into the second sliding groove 21 and is fixedly connected with the bottom of the clamping block 22, through the arrangement of the connecting mechanism, when the connection between the two steel rails 2 is realized, the side walls of the two steel rails 2 are abutted, the mounting block 20 slides into the connecting groove 18, the clamping block 22 slides into the clamping groove 17 under the action of the elastic force of the second spring 23 and is abutted against the inner top of the clamping groove, then the threaded rod 24 is rotated, the threaded rod 24 drives the mounting block 20 to move, the mounting block 20 drives the clamping block 22 to slide in the clamping groove 17, the side wall of the clamping block 22 is abutted against the inner side wall of the clamping groove 17, so that the side walls of the two steel rails 2 are tightly connected together, and the gap between the two steel rails 2 is reduced, reduce the friction between train gyro wheel and the rail 2, reduce the wearing and tearing of gyro wheel, and when dismantling rail 2, reverse rotation threaded rod 24, make joint piece 22 break away from with the support of joint groove 17 tight, pull ring 25 is pulled again, pull ring 25 drives in joint piece 22 slides in second spout 21 through stay cord 26, resume reverse rotation threaded rod 24 again, make threaded rod 24 drive installation piece 20 from the roll-off in the spread groove 18, it can to pull down the screw 3 of fixed rail 2 one by one again, it is convenient to dismantle, be convenient for change rail 2.
The invention can be illustrated by the following operating modes:
when the steel rails 2 are installed on the sleeper 1, firstly, the side walls of the two steel rails 2 are abutted, the installation block 20 slides into the connecting groove 18, the clamping block 22 slides into the clamping groove 17 under the action of the elasticity of the second spring 23 and is abutted against the inner top of the clamping groove, then the threaded rod 24 is rotated, the threaded rod 24 drives the installation block 20 to move, the installation block 20 drives the clamping block 22 to slide in the clamping groove 17, the side wall of the clamping block 22 is abutted against the inner side wall of the clamping groove 17, so that the side walls of the two steel rails 2 are tightly connected together, and then the steel rails 2 are fixed on the sleeper 1 through the plurality of screws 3;
when more impurities on the baffle plate 10 need to be cleaned, the hydraulic oil cylinder 5 is started, the hydraulic oil cylinder 5 drives the top plate 11 to move upwards through the fixing plate 7, the supporting plate 13 on the top plate 11 pushes the baffle plate 10 on the mounting plate 9 to move upwards, at the moment, the connecting plate 8 moves along with the mounting plate 9, when the connecting plate 8 slides to the inner top of the limiting groove 6, the connecting plate 8 and the mounting plate 9 stop moving, the top of the baffle 10 slides to the upper part of the top end of the steel rail 2, the fixing plate 7 continues to drive the top plate 11 to move upwards, the mounting plate 9 extrudes the abutting plate 13 to move downwards, the first spring 14 deforms, when the top plate 11 continues to move upwards, the baffle 10 is driven to rotate, the baffle 10 gradually inclines, when the baffle 10 inclines, sundries on the baffle 10 slide down under the action of gravity, when the baffle 10 inclines, the counterweight balls drive the cleaning brush 29 to slide under the action of gravity, so that sundries adhered to the baffle 10 are scraped off;
when the rail 2 needs to be disassembled for replacement, firstly, an operator reversely rotates the threaded rod 24 to enable the clamping block 22 to be separated from the clamping groove 17 to be tightly abutted, then pulls the pull ring 25, the pull ring 25 drives the clamping block 22 to slide into the second sliding groove 21 through the pull rope 26, and then reversely rotates the threaded rod 24 to enable the threaded rod 24 to drive the mounting block 20 to slide out of the connecting groove 18, and then the screws 3 for fixing the rail 2 are disassembled one by one.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The rail structure of the high-speed rail transit comprises a plurality of sleepers (1) paved on the ground, and is characterized in that a plurality of steel rails (2) arranged in parallel are installed at the top of each sleeper (1), the steel rails (2) are fixed through a plurality of screws (3), an installation groove (4) is formed in the top of each sleeper (1), limiting grooves (6) are formed in the inner side walls, opposite to each other, of the installation groove (4), an installation mechanism is arranged between the two limiting grooves (6), two blocking mechanisms are arranged at the top of the installation mechanism, cleaning mechanisms are arranged at the tops of the two blocking mechanisms, a hydraulic oil cylinder (5) is fixedly installed at the inner bottom of the installation groove (4), a fixed plate (7) is fixedly installed at the telescopic end of the hydraulic oil cylinder (5), two driving mechanisms are arranged at the top of the fixed plate (7), and are abutted against the bottom of the installation mechanism, two in the barrier mechanism all extends to relative drive mechanism and rather than sliding connection, two adjacent all be equipped with coupling mechanism between rail (2), installation mechanism includes connecting plate (8) of sliding connection in two spacing grooves (6), two the common fixed mounting in top of connecting plate (8) has mounting panel (9), barrier mechanism is including rotating baffle (10) of connection on mounting panel (9) top, the preceding lateral wall fixed mounting of baffle (10) has connecting rod (16).
2. The track structure of high-speed track traffic according to claim 1, wherein the cleaning mechanism comprises a limiting frame (27) fixedly mounted on the top of the baffle (10), the limiting frame (27) is slidably connected with a cleaning brush (29), a third spring (28) is fixedly connected between the side wall of the cleaning brush (29) and the side wall of the limiting frame (27), a counterweight ball (30) is slidably connected in the limiting frame (27), and the counterweight ball (30) is fixedly connected with the side wall of the cleaning brush (29).
3. The track structure of high-speed track traffic according to claim 1, wherein the driving mechanism comprises a top plate (11) fixedly mounted on the top of the fixing plate (7), a first sliding groove (12) is formed in a side wall of the top plate (11), a supporting plate (13) is slidably connected in the first sliding groove (12), a plurality of first springs (14) are fixedly connected between the bottom of the supporting plate (13) and the inner bottom of the first sliding groove (12), the top of the supporting plate (13) abuts against the bottom of the mounting plate (9), a sliding groove (15) is formed in the top plate (11), and the connecting rod (16) extends into the sliding groove (15) and is slidably connected with the sliding groove.
4. The track structure of high-speed track traffic according to claim 1, wherein the connecting mechanism comprises a connecting groove (18) formed on the steel rail (2), a clamping groove (17) is formed in the inner top of the connecting groove (18), a fixed block (19) is fixedly mounted on the steel rail (2), a threaded rod (24) is connected onto the fixed block (19) in a threaded manner, an installation block (20) is rotatably connected to the end of the threaded rod (24), the installation block (20) extends into the opposite connecting groove (18) and abuts against the inner wall of the connecting groove, a second sliding groove (21) is formed in the top of the installation block (20), a clamping block (22) is slidably connected into the second sliding groove (21), the clamping block (22) extends into the clamping groove (17) and abuts against the inner top of the clamping groove, a second spring (23) is fixedly connected between the bottom of the clamping block (22) and the inner bottom of the second sliding groove (21), the top of installation piece (20) is equipped with pulling mechanism, pulling mechanism extend to in second spout (21) and with the bottom fixed connection of joint piece (22).
5. The track structure of high-speed rail transit according to claim 4, wherein the pulling mechanism comprises a pull ring (25) slidably connected to the top of the mounting block (20), a pull rope (26) is fixedly connected to the pull ring (25), and the pull rope (26) extends into the second sliding groove (21) and is fixedly connected to the bottom of the clamping block (22).
6. The track structure of high-speed track traffic as claimed in claim 4, wherein the end of the threaded rod (24) is fixedly provided with a nut for screwing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110453635.7A CN113136831A (en) | 2021-04-26 | 2021-04-26 | Track structure of high-speed track traffic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110453635.7A CN113136831A (en) | 2021-04-26 | 2021-04-26 | Track structure of high-speed track traffic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113136831A true CN113136831A (en) | 2021-07-20 |
Family
ID=76812031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110453635.7A Withdrawn CN113136831A (en) | 2021-04-26 | 2021-04-26 | Track structure of high-speed track traffic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113136831A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113969520A (en) * | 2021-12-02 | 2022-01-25 | 南京铁道职业技术学院 | Ballastless track structure in railway tunnel and deviation rectifying method thereof |
-
2021
- 2021-04-26 CN CN202110453635.7A patent/CN113136831A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113969520A (en) * | 2021-12-02 | 2022-01-25 | 南京铁道职业技术学院 | Ballastless track structure in railway tunnel and deviation rectifying method thereof |
| CN113969520B (en) * | 2021-12-02 | 2023-03-31 | 南京铁道职业技术学院 | Ballastless track structure in railway tunnel and deviation rectifying method thereof |
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Application publication date: 20210720 |
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| WW01 | Invention patent application withdrawn after publication |