CN1434171A - Rail with semi-risidity roadbed and construction method thereof - Google Patents
Rail with semi-risidity roadbed and construction method thereof Download PDFInfo
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- CN1434171A CN1434171A CN 02102802 CN02102802A CN1434171A CN 1434171 A CN1434171 A CN 1434171A CN 02102802 CN02102802 CN 02102802 CN 02102802 A CN02102802 A CN 02102802A CN 1434171 A CN1434171 A CN 1434171A
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Abstract
The present invention relates to a rail with semi-rigid ballast layer and its construction method. It can be used for laying a new trackway, and/or on the existent rail. Said trackway includes a semi-rigid ballast layer laid on the rail road bed, several sleepers which are mutually spaced and laid on the semi-rigid ballast layer and two rails which are mutually opposite, parallel and fixedly laid on these sleepers, and on which the train can be continuously run. Said semi-rigid ballast layer is formed from broven stone ballast and flowability asphalt concrete, and can be used for absorbing the impact and noise produced by running train.
Description
(1) technical field
The present invention relates to a kind of track and construction method thereof that supplies track train to travel, particularly a kind of track and construction method thereof with semi-rigid ballastway.
(2) background technology
Railway construction concerns national economic development with local flourishing, the major part of railway construction as shown in Figure 1 and Figure 2, be generally for a track train, the track 1 of train vibration influence for example, this track 1 comprises that a roadbed 11, is laid on ballastway 12 on this roadbed 11, several are laid on the sleeper 13 on this broken stone metaling 5 spaced apartly, reach two and removably be installed in the rail bar 14 that travels for this track train binding on this sleeper 13, be cost consideration, this roadbed 11 is directly with the leveling compacting of original ground; This ballastway 12 is with a large amount of broken stone metaling 5, is laid on the surface of this roadbed 11, forms a strip and has the aspect of thickness (general about 30 centimeters to 40 centimeters thick); This sleeper 13 is each other with about same distance, and lay along these ballastway 12 length directions the compartment of terrain; This two rail bar 14 is uniformly-spaced and with this sleeper 13 to be laid on this sleeper 13 each other staggeredly, and locking fixing this rail bar, and travels on this rail bar 14 for this track train on sleeper 13.
Because the weight of general track train itself is big, and the speed of track train when travelling is exceedingly fast, and therefore when this track train travels, all can produce high speed spreading and continuous the vibrations to this track 1, and make this track 1 cause displacement.Simultaneously, because domestic rainfall is abundant, natural disaster such as typhoon and earthquake is very frequent, so destruction of more aggravating this track 1, as shown in Figure 2, for example this track 1 is through after the high speed spreading vibrations and rain drop erosion of this track train, several broken stone metalings 5 of this ballastway 12 are understood some loss, and the broken stone metaling 5 that does not run off in addition can more closely be piled up, and make part sleeper 13 belows form the cavity, and make this track 1 can't be stressed equably and the spreading when supporting this track train and travelling, and disaster such as take place that track train is overstepped the limit.Simultaneously, owing to push away broken stone metaling 5 whole and that this ballastway 12 of repairing is run off, and fill up this because of spreading vibrations of track train high speed and the formed cavity of rain drop erosion, all can't replace with machine fully at present and manually carry out, therefore, must spend huge maintenance cost, try hard to recommend whole and this ballastway 12 of repairing with the people, to safeguard traffic safety.
(3) summary of the invention
Therefore, main purpose of the present invention is to provide a kind of track and construction method thereof with semi-rigid ballastway, and it can absorb track train when travelling impact force and noise are to safeguard the track train driving safety.
Another object of the present invention is providing a kind of easy to repair and track with semi-rigid ballastway and construction method thereof that maintenance price is cheap.
First kind of track construction method with semi-rigid ballastway of the present invention is to construct on the track that an existing track train travels; This track be comprise a roadbed, one with many broken stone metalings be laid on ballastway on this roadbed, several are laid on the sleeper on this ballastway spaced apartly, and two rail bars that are installed in relatively and abreast on this sleeper and travel for this track train; Be characterized in that this track construction method comprises a screed step, a cast step, and a maintenance step; This screed step is this ballastway to be pushed away trimming put down to a predetermined altitude, and adjusts sleeper and rail bar; This pours into a mould step, is that the mobile bituminous concrete that will newly mix is watered by a surface of this ballastway, and fills up the space between this broken stone metaling in this ballastway; This maintenance step, be should the flowability bituminous concrete leave standstill a scheduled time make condense hard solid, and the broken stone metaling of this ballastway is glued mutually each other with this flowability bituminous concrete, form the semi-rigid ballastway of a tool, shake impact force and the noise that is produced to absorb this track train spreading, and prevent that this broken stone metaling from separating and displacement.
Second kind of track construction method with semi-rigid ballastway of the present invention is to construct on the track that an existing track train travels; This track be comprise a roadbed, one with many broken stone metalings be laid on ballastway on this roadbed, several are laid on the sleeper on this ballastway spaced apartly, and two rail bars that are installed in relatively and abreast on this sleeper and travel for this track train; This track construction method is to comprise a screed step, a leak-stopping step, a cast step, a maintenance step, and one removes step; This screed step is this ballastway to be pushed away trimming put down to a predetermined altitude, and adjusts this sleeper and rail bar; This leak-stopping step be several leakage-stopping boards to be plugged relative to one another along the both sides of this ballastway length direction stretch in this ballastway, and every interval is provided with a perfusing hole and an intrusion pipe that communicates with this ballastway once predetermined distance between this leakage-stopping board; This pours into a mould step, is to be fed in this ballastway with a predetermined pressure by this perfusing hole and intrusion pipe newly mixing a mobile bituminous concrete, to fill up the space between this broken stone metaling in this ballastway; This maintenance step, be should the flowability bituminous concrete leave standstill a scheduled time make condense hard solid, and the broken stone metaling of this ballastway is had semi-rigid ballastway with the glued mutually each other formation one of this flowability bituminous concrete, the impact force and the noise that are produced when absorbing this track train spreading vibrations, and prevent that this broken stone metaling from separating and displacement; This dismounting step is that the leakage-stopping board that this leak-stopping step is set up is removed, and the broken stone metaling pushing that will be scattered in around the semi-rigid ballastway of this process maintenance step is neat, and is one with this semi-rigid ballastway, makes track recovery original appearance.
Of the present invention the third has the track construction method of semi-rigid ballastway, be that the new track of laying travels for a track train, this track construction method is to comprise that a trimming step, a mix step, are laid step, a maintenance step, is set up step, and a locking step; This trimming step is to push away flat ground finishing and compacting, makes to be a smooth strip roadbed; This mix step is that several broken stone metalings, several fibers are become a buffering base material with the even mix of a mobile bituminous concrete; This laying step is that the buffering base material after this mix step is finished evenly is laid on this roadbed, and formation one has the semi-rigid ballastway of the smooth and long strip type of a predetermined thickness; This maintenance step is that this semi-rigid ballastway is left standstill a scheduled time, make the mobile bituminous concrete in this mix step condense hard solid, and with this broken stone metaling and several fibers each other mutually gluing be one, the impact force and the noise that are produced when absorbing this track train spreading vibrations, and prevent that this broken stone metaling from separating and displacement; This set up step be with several sleepers along this semi-rigid ballastway length direction, be laid on this semi-rigid ballastway spaced apartly; This locking step is two rail bars to be locked relatively and abreast set up on several sleepers of step at this, links for this track train and travels.
A kind of track with semi-rigid ballastway of the present invention is to be laid on the roadbed to travel for a track train, and this track comprises a semi-rigid ballastway, several sleepers, and two rail bars; This semi-rigid ballastway is to be laid on this roadbed, comprise many broken stone metalings, mobile bituminous concrete and/or many fibers, this flowability bituminous concrete is to make this broken stone metaling glued mutually each other, when travelling to absorb this track train, the impact force and the noise that are produced when reaching the spreading vibrations, and prevent that this broken stone metaling from separating and displacement; This sleeper is to be laid on this semi-rigid ballastway spaced apartly; This rail bar is to be installed in toward each other and abreast on this sleeper, links for this track train and travels.
For further specifying purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.
(4) description of drawings
Fig. 1 is the stereogram of an existing track.
Fig. 2 is the sectional view of Fig. 1.
Fig. 3 is the flow chart of first preferred embodiment of a kind of track construction method with semi-rigid ballastway of the present invention.
Fig. 4 is the schematic diagram of the mobile bituminous concrete of cast in the track construction method of Fig. 3.
Fig. 5 is the flow chart of second preferred embodiment of a kind of track construction method with semi-rigid ballastway of the present invention.
Fig. 6 is with the schematic diagram of the mobile bituminous concrete of pressure pouring in the track construction method of Fig. 5.
Fig. 7 is the flow chart of the 3rd preferred embodiment of a kind of track construction method with semi-rigid ballastway of the present invention.
Fig. 8 is a kind of sectional view with track of semi-rigid ballastway of the present invention.
(5) specific embodiment
A kind of first preferred embodiment with track construction method of semi-rigid ballastway of the present invention is to construct on an existing track, with application life of advancing the track and save existing maintenance cost.Identical with existing track, as shown in Figure 2, this track is to travel for a track train (as train), and this track 1 is to comprise a roadbed 11, a ballastway 12, several sleepers 13 and two rail bars 14, and this roadbed 11 generally is direct ground leveling and compacting with injustice; This ballastway 12 is with a large amount of broken stone metaling 5, is laid on the surface of this roadbed 11, makes the aspect that forms a strip and have thickness (general about 30 centimeters to 40 centimeters thick); This sleeper 13 is each other with about same distance, and lay along these ballastway 12 length directions and with vertical this length direction the compartment of terrain; This two rail bar 14 is uniformly-spaced and with this sleeper 13 to be laid on this sleeper 13 each other staggeredly, and locks on sleeper 13 in each predetermined distance, to fix this rail bar 14, travels on this rail bar and supply this track train to link.This track construction method 2 is to comprise a screed step 21, a cast step 22, and a maintenance step 23, as shown in Figure 3.
As shown in Figure 3, Figure 4, this screed step 21 is with this existing ballastway 12, and it is flat to a predetermined altitude to push away trimming again, and adjusts this sleeper 13 and rail bar 14.
This pours into a mould step 22, be newly to mix one to comprise mulseal, cement, fine sand, and the mobile bituminous concrete 6 of macromolecule interfacial activating agent, directly water by the surface of this ballastway 12, and utilize action of gravity, make this flowability bituminous concrete 6 fill up the space of 5 of this broken stone metalings in this ballastway 12 naturally.
This maintenance step 23 is this flowability bituminous concrete 6 to be left standstill at least 3.5 hours (this time of repose is variant because of the composition of this flowability bituminous concrete, present embodiment pointed 3.5 hours was to cooperate under the existing track normal operation, can during traffic peak, finish in five hours approximately in one day present embodiment fixed time), hard solid to treat that this flowability bituminous concrete 6 condenses, the glued mutually each other one-tenth of many broken stone metalings 5 of this ballastway 12 can be one after this flowability bituminous concrete 6 is solid firmly, have semi-rigid ballastway 7 and form one.As shown in Figure 4, when this track train travels by this track 1, impact force and noise that this semi-rigid ballastway 7 is produced in the time of can absorbing these track train spreading vibrations, and prevent that this broken stone metaling 5 from separating and displacement.
Because above-mentioned construction method, the mobile bituminous concrete 6 that this cast step 22 is poured into a mould, having small part flows out outside this ballastway 12, for saving material cost, therefore can second kind of form of construction work implement, as Fig. 5, shown in Figure 6, a kind of one second preferred embodiment of the present invention with track construction method of semi-rigid ballastway 12, be similar to first embodiment, it is construction on an existing track 1, to save existing maintenance cost, this track 1 comprises a roadbed 11, one ballastway 12, several sleepers 13, and two rail bars 14, (as shown in Figure 2, no longer describing in detail at this) this track construction method 3 comprises a screed step 31, one leak-stopping step 32, one cast step 33, one maintenance step 34, and a dismounting step 35.
It is flat that this screed step 31 is that the many broken stone metalings 5 with this ballastway 12 push away trimming, and general thickness is about 30 centimeters to 40 centimeters, and adjusts this sleeper 13 and rail bar 14 simultaneously.
This leak-stopping step 32, be with several leakage-stopping boards that is rectangle 36, steel sheet pile for example plugs relative to one another along the both sides of these ballastway 12 length directions and to stretch in this ballastway 12, and the distance that every interval one is suitable promptly is provided with a perfusing hole 37 that communicates with this ballastway 12 between this leakage-stopping board.Allow in this perfusing hole 37 that an intrusion pipe 38 inserted in this ballastway 12 by these leakage-stopping board 36 outsides.
This cast step 33 is to comprise mulseal, cement, fine sand with newly mixing one, and the mobile bituminous concrete 6 of macromolecule interfacial activating agent, directly water to this ballastway 12 by this intrusion pipe 38, can utilize action of gravity, make this flowability bituminous concrete 6 fill up the space of 5 of this broken stone metalings in this ballastway 12 naturally; Also can for example, should inject this ballastway 12 by flowability bituminous concrete 6, with a predetermined pressure when this flowability bituminous concrete 6 of pouring to save the engineering time with the pressure of 2 kg/cm.
This maintenance step 34 is that this flowability bituminous concrete 6 was left standstill 3.5 hours at least, hard solid to treat that this flowability bituminous concrete 6 condenses, this flowability bituminous concrete 6 is hard can be glued mutually each other and be one with several broken stone metalings 5 of this ballastway 12 after solid, and form a semi-rigid ballastway 7, when track train travels by this track, impact force and noise that this semi-rigid ballastway 7 is produced in the time of can absorbing these track train spreading vibrations, and prevent that this broken stone metaling 5 from separating and displacement.
This dismounting step 35 is that the leakage-stopping board 36 that this leak-stopping step 32 is set up is removed, and broken stone metaling 5 pushings that will be scattered in around the semi-rigid ballastway 7 of this process maintenance step 34 are neat, and is one with this semi-rigid ballastway 7, makes this track 1 recovery original appearance.
On the existing track with the construction of above-mentioned construction method after; be glued mutually and be one with the broken stone metaling 5 of this flowability bituminous concrete 6 and original ballastway 12; this track 1 is shaken in the spreading of track train high speed; and after the natural rain drop erosion; still can keep many broken stone metalings 5 of this ballastway 12 can not run off; even can protect the roadbed 11 of this ballastway below not to be subjected to rain drop erosion or to avoid this roadbed 11 softening in the lump because of immersion causes; and make sleeper 13 belows still keep the state that fills up; can be stressed equably and support the spreading of travelling of this track train, to safeguard the safety of driving.Simultaneously, 6 of mobile bituminous concretes after should be hard solid have quite flexiblely as semi-rigid, can absorb that track train travels and the impact force and the noise of high speed spreading vibrations, and can prolong the application life of this track, needn't often carry out manual maintenance, can save maintenance cost.
As shown in Figure 7, when need are laid a new-track and are travelled for a track train, can a kind of the 3rd preferred embodiment of the present invention implement with track construction method of semi-rigid ballastway 12, this track construction method 4 is to comprise that a trimming step 41, a mix step 42, are laid step 43, a maintenance step 44, is set up step 45, and a locking step 46.
This trimming step 41 is to push away flat ground finishing and compacting, makes the roadbed 11 that is a smooth and long strip type.
This mix step is with many broken stone metalings 5, many fibers 8, and one comprises mulseal, cement, fine sand, and the mobile bituminous concrete 6 even mixs of macromolecule interfacial activating agent become one to cushion base material.
This laying step 43 is that the buffering base material with this mix step evenly is laid on this roadbed 11, is rolled into a semi-rigid ballastway 7 with smooth and strip of a uniform thickness (about 15 centimetres).
This maintenance step 44 is that this semi-rigid ballastway 7 was left standstill 3.5 hours at least, it is hard solid that this flowability bituminous concrete 6 is condensed, and by this fiber 8 and mobile bituminous concrete 6 with this broken stone metaling 5 each other mutually gluing be one, to absorb impact force and the noise that is produced when this track train spreading shakes, and prevent that this broken stone metaling 5 from separating and displacement, being entangled with mutually by this fiber 8 simultaneously, and strengthen the tensile strength of this semi-rigid ballastway 7, so that the thickness of this semi-rigid ballastway 7 reduces, also therefore related the material use amount is more reduced, and save huge engineering cost virtually.
This set up step 45 be with several sleepers 13 along these semi-rigid ballastway 7 length directions, be laid on this semi-rigid ballastway 7 spaced apartly.
This locking step 46 is two rail bars 14 to be locked relatively and abreast set up on several sleepers 13 of step 45 at this, links for this track train and travels.
As shown in Figure 8, be a kind of track with semi-rigid ballastway 12 that aforementioned the 3rd preferred embodiment is laid to, this track 9 is to comprise a semi-rigid ballastway 91, several sleepers 13, and two rail bars 14.
Describe in detail as the 3rd preferred embodiment, this semi-rigid ballastway 91 is to be laid on this roadbed 11, comprise many broken stone metalings 5, many fibers 8, an and mobile bituminous concrete 6, this flowability bituminous concrete 6 is by mulseal, cement, fine sand, and the macromolecule interfacial activating agent is formed, and it is glued mutually each other by this flowability bituminous concrete 6 with this fiber 8 and this broken stone metaling 5, with impact force and the noise that absorbs that this track train travels and produced during the spreading vibrations, and prevent that this broken stone metaling 5 from separating and displacements; This sleeper 13 is to be laid on this semi-rigid ballastway 91 spaced apartly; This two rail bar 14 is to be installed in toward each other and abreast on this sleeper 13, links for this track train and travels.
With this have semi-rigid ballastway 91 the track construction method the new track of laying with semi-rigid ballastway 91 9, when reality is used, be with glued mutually one of the one that is of many broken stone metalings 5 with the mobile bituminous concrete 6 of this semi-rigid ballastway 91 and many fibers 8
The buffering base material, make that track train travels, high speed spreading vibrations, and after the natural rain drop erosion, still can keep this broken stone metaling 5 can not run off, and the ballastway 12 that makes sleeper 13 belows still keeps the state that fills up, and can be stressed equably and support the spreading of travelling of this track train, and safeguard the safety of this rail travelling crane.Simultaneously, because these flowability bituminous concrete 6 hard solid backs itself still have suitable flexibility, can absorb track train travels, the high speed spreading is produced when shaking impact force and noise, and prolong the application life of this track 9, and because of must not be, and save maintenance cost usually with manual maintenance.
Track and construction method thereof with semi-rigid ballastway of the present invention, mainly be to become a semi-rigid ballastway to bear the loading of track train with several broken stone metalings are glued mutually by mobile bituminous concrete, and the flexibility that is had with mobile bituminous concrete itself, the impact force and the noise that absorb that track train travels and produced during high speed spreading vibrations, make this track at process long term orbit train driving, high speed spreading vibrations, and after the natural rain drop erosion, still can keep this broken stone metaling can not run off, and it is stressed equably and support the spreading of travelling of this track train, prolong the application life of this track, and the safety of maintenance driving, and needn't be as existing track, must overhaul the loss of filling up ballastway 12 medium stone ballast aggregates, and reach the goal of the invention that the present invention is scheduled to really often with high maintenance cost.
Certainly, those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, and be not to be used as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the modification of the above embodiment.
Claims (11)
1. track construction method with semi-rigid ballastway, be on an existing track that travels for a track train, to construct, this track comprise a roadbed, one with many broken stone metalings be laid on ballastway on this roadbed, several are laid on the sleeper on this ballastway spaced apartly, reach two and be installed on this sleeper relatively and abreast and the rail bar that supplies this track train to travel, it is characterized in that: described this track construction method comprises:
One screed step is this ballastway to be pushed away trimming put down to a predetermined altitude, and adjusts this sleeper and rail bar;
One cast step is with the surface pouring of a mobile bituminous concrete of newly mixing by this ballastway, and fills up the space between this broken stone metaling in this ballastway; And
One maintenance step, be with this flowability bituminous concrete leave standstill a scheduled time make condense hard solid, and the broken stone metaling of this ballastway is had semi-rigid ballastway with the glued mutually each other formation one of this flowability bituminous concrete.
2. track construction method with semi-rigid ballastway, be on an existing track that travels for a track train, to construct, this track comprise a roadbed, one with many broken stone metalings be laid on ballastway on this roadbed, several are laid on the sleeper on this ballastway spaced apartly, reach two and be installed on this sleeper relatively and abreast and the rail bar that supplies this track train to travel, it is characterized in that: described this track construction method comprises:
One screed step is this ballastway to be pushed away trimming put down to a predetermined altitude, and adjusts this sleeper and rail bar;
One leak-stopping step be several leakage-stopping boards to be plugged relative to one another along the both sides of this ballastway length direction stretch in this ballastway, and every interval one predetermined distance is provided with a perfusing hole and an intrusion pipe that communicates with this ballastway between this leakage-stopping board;
One cast step is to be fed in this ballastway by this intrusion pipe newly mixing a mobile bituminous concrete, to fill up the space between this broken stone metaling in this ballastway;
One maintenance step, be with this flowability bituminous concrete leave standstill a scheduled time make condense hard solid, and the broken stone metaling of this ballastway is had semi-rigid ballastway with the glued mutually each other formation one of this flowability bituminous concrete; And
One removes step, be the leakage-stopping board that this leak-stopping step is set up is removed, and the broken stone metaling pushing that will be scattered in around this semi-rigid ballastway is neat, and is one with this semi-rigid ballastway, recovers the original appearance of this track.
3. the track construction method with semi-rigid ballastway as claimed in claim 2, it is characterized in that: described this cast step is with a predetermined pressure this newly to be mixed mobile bituminous concrete to be fed in this ballastway by this intrusion pipe, to fill up the space between this broken stone metaling in this ballastway.
4. a kind of track construction method as claimed in claim 3 with semi-rigid ballastway, it is characterized in that, this cast step is with about 2 kilograms/square centimeter pressure this newly to be mixed mobile bituminous concrete to be fed in this ballastway by this intrusion pipe, to fill up the space between this broken stone metaling in this ballastway.
5. the track construction method with semi-rigid ballastway is to lay a track to travel for a track train, and it is characterized in that: this track construction method comprises:
One trimming step is to push away flat the ground finishing and compacting, makes to be a smooth strip roadbed;
One mix step is that many broken stone metalings and a mobile bituminous concrete are uniformly mixed into a buffering base material;
One lays step, is that the buffering base material with this mix step evenly is laid on this roadbed, makes into a semi-rigid ballastway with smooth and strip of a predetermined thickness;
One maintenance step is that this semi-rigid ballastway is left standstill a scheduled time, and it is hard solid that mobile bituminous concrete in this mix step is condensed, and with this broken stone metaling each other mutually gluing be one;
One sets up step, be with several sleepers along this semi-rigid ballastway length direction, be laid on this semi-rigid ballastway spaced apartly; And
One locking step is two rail bars to be locked relatively and abreast set up on several sleepers of step at this.
6. the track construction method with semi-rigid ballastway as claimed in claim 5 is characterized in that: also add in described this mix step many fibers make with this broken stone metaling and mobile bituminous concrete evenly mix become a buffering base material.
7. as claim 1,2 or 5 described track construction methods with semi-rigid ballastway, it is characterized in that: described this maintenance step is that this semi-rigid ballastway was left standstill 3.5 hours at least, and it is hard solid that this flowability bituminous concrete is condensed.
8. as claim 1,2 or 5 described track construction methods, it is characterized in that with semi-rigid ballastway: describedly should comprise mulseal, cement, fine sand by the flowability bituminous concrete, and the mixture of macromolecule interfacial activating agent.
9. the track with semi-rigid ballastway is to be laid on the roadbed to travel for a track train, and it is characterized in that: described this track comprises:
One is laid on the semi-rigid ballastway on this roadbed, and it comprises many broken stone metalings and mobile bituminous concrete, this flowability bituminous concrete condense hard admittedly the time with this broken stone metaling each other mutually gluing be one;
Several sleepers are to be laid on this semi-rigid ballastway spaced apartly; And
Two rail bars are to be installed on this sleeper toward each other and abreast.
10. the track with semi-rigid ballastway as claimed in claim 9 is characterized in that: describedly should comprise mulseal, cement, fine sand by the flowability bituminous concrete, and the mixture of macromolecule interfacial activating agent.
11. the track with semi-rigid ballastway as claimed in claim 9 is characterized in that: described this semi-rigid ballastway also comprises many fibers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02102802 CN1434171A (en) | 2002-01-22 | 2002-01-22 | Rail with semi-risidity roadbed and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02102802 CN1434171A (en) | 2002-01-22 | 2002-01-22 | Rail with semi-risidity roadbed and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN1434171A true CN1434171A (en) | 2003-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02102802 Pending CN1434171A (en) | 2002-01-22 | 2002-01-22 | Rail with semi-risidity roadbed and construction method thereof |
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| CN (1) | CN1434171A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102561115A (en) * | 2011-12-02 | 2012-07-11 | 合肥工业大学 | Composite track noise-reducing shock-absorbing structure |
| CN101878339B (en) * | 2007-11-27 | 2012-11-21 | 亨内克股份有限公司 | Method for compacting a ballast bed and device for carrying out the method |
| CN105568809A (en) * | 2015-12-21 | 2016-05-11 | 武钢集团昆明钢铁股份有限公司 | Railway crossing laying method for metallurgical enterprises |
| CN107034748A (en) * | 2017-05-12 | 2017-08-11 | 中国铁道科学研究院铁道建筑研究所 | A kind of slip casing by pressure method irrigated for urethane cures railway roadbed |
| CN107522429A (en) * | 2017-08-18 | 2017-12-29 | 北京交通大学 | A kind of prefabricated railway ballast pitch track and preparation method thereof |
| CN116425472A (en) * | 2023-04-13 | 2023-07-14 | 韶关学院 | Cement asphalt mortar, mixing program, railway ballast grouting program and grouting type track structure |
-
2002
- 2002-01-22 CN CN 02102802 patent/CN1434171A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101878339B (en) * | 2007-11-27 | 2012-11-21 | 亨内克股份有限公司 | Method for compacting a ballast bed and device for carrying out the method |
| CN102561115A (en) * | 2011-12-02 | 2012-07-11 | 合肥工业大学 | Composite track noise-reducing shock-absorbing structure |
| CN105568809A (en) * | 2015-12-21 | 2016-05-11 | 武钢集团昆明钢铁股份有限公司 | Railway crossing laying method for metallurgical enterprises |
| CN107034748A (en) * | 2017-05-12 | 2017-08-11 | 中国铁道科学研究院铁道建筑研究所 | A kind of slip casing by pressure method irrigated for urethane cures railway roadbed |
| CN107522429A (en) * | 2017-08-18 | 2017-12-29 | 北京交通大学 | A kind of prefabricated railway ballast pitch track and preparation method thereof |
| CN116425472A (en) * | 2023-04-13 | 2023-07-14 | 韶关学院 | Cement asphalt mortar, mixing program, railway ballast grouting program and grouting type track structure |
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