CN204000472U - Rail track roadbed - Google Patents
Rail track roadbed Download PDFInfo
- Publication number
- CN204000472U CN204000472U CN201420343866.8U CN201420343866U CN204000472U CN 204000472 U CN204000472 U CN 204000472U CN 201420343866 U CN201420343866 U CN 201420343866U CN 204000472 U CN204000472 U CN 204000472U
- Authority
- CN
- China
- Prior art keywords
- railway
- earth
- roadbed
- soil
- curing material
- 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.)
- Expired - Lifetime
Links
- 239000002689 soil Substances 0.000 claims abstract description 194
- 239000000463 material Substances 0.000 claims abstract description 159
- 238000007711 solidification Methods 0.000 claims abstract description 31
- 230000008023 solidification Effects 0.000 claims abstract description 31
- 239000004567 concrete Substances 0.000 claims abstract description 22
- 239000002002 slurry Substances 0.000 claims description 8
- 210000002615 epidermis Anatomy 0.000 claims description 4
- 239000012634 fragment Substances 0.000 abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 27
- 239000004575 stone Substances 0.000 abstract description 24
- 239000003795 chemical substances by application Substances 0.000 abstract description 7
- 239000004576 sand Substances 0.000 abstract description 5
- 238000003756 stirring Methods 0.000 abstract description 2
- 201000010099 disease Diseases 0.000 description 27
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 27
- 239000003245 coal Substances 0.000 description 18
- 238000004062 sedimentation Methods 0.000 description 15
- 238000006073 displacement reaction Methods 0.000 description 11
- 238000009412 basement excavation Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 7
- 239000007921 spray Substances 0.000 description 6
- 230000002265 prevention Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000004746 geotextile Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 241001669679 Eleotris Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000011378 shotcrete Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Landscapes
- Railway Tracks (AREA)
Abstract
The utility model discloses a kind of rail track roadbed, comprise earth railway roadbed and soil solidification layer, described soil solidification layer covers or is wrapped on described earth railway roadbed; Described soil solidification layer is for to add soil-solidified-agent, sand and stone in soil, stirs, the soil horizon of compacting.The utility model wraps up railway embankment earth railway roadbed or cover with soil solidification layer, has stoped the variation of earth water content in earth embankment, has ensured the stability of railway embankment earth.Meanwhile, by covering soil curing material end face above Ballast track earth railway roadbed and the specially treated of railway ballast contact surface, not only prevented that Ballast track railway ballast is absorbed in earth railway roadbed, also increased railway ballast in the vertical direction with the stability of horizontal all directions.Also by the specially treated to the soil curing material end face above non-fragment orbit earth railway roadbed and concrete bed contact surface, prevented non-fragment orbit concrete bed in the vertical direction with the stability of horizontal all directions, finally ensured the stability of railroad track.
Description
Technical field
The utility model relates to rail track technical field, especially a kind of rail track roadbed.
Background technology
At present, China's existing railway mileage is longer, and newly built railway constantly increases, railway is divided into two kinds of Ballast track and non-fragment orbits from earth railway roadbed type, except bridge and rock subgrade, be that Ballast track or non-fragment orbit are to be all laid on earth filled-up ground, and various earth filled-up ground, its profile and volume all can be subject to the impact of embankment earth change of moisture content and change, and finally make railroad track that skew or sedimentation occur.In order to prevent the generation of above situation, must the earth of earth filled-up ground be covered or be wrapped up, stop the variation of embankment earth water content, but the mode that the geotextiles adopting at present and pitch cover all causes embankment earth change of moisture content because it can not cover or wrap up embankment earth completely, and muddy and ruthed lane rheobase deficiency, easily be offset, sedimentation and rising soil, the reason that application life is short, simultaneously, in frozen soil embankment section, because of the thawing of frozen soil, also can cause frozen earth roadbed skew, sedimentation and rising soil, make railway bed maintenance cycle short, maintenance cost is high.Simultaneously because side slope (or barricade) often can be by rain drop erosion, or because of the increase of the soil moisture content at its back side, cause side slope (or barricade) to collapse, therefore need a kind of high-intensity material to build.
Utility model content
The utility model, for the deficiencies in the prior art, proposes a kind of rail track roadbed, Stability Analysis of Structures, and result of use is good.
In order to realize above-mentioned utility model object, the utility model provides following technical scheme: a kind of rail track roadbed, comprise earth railway roadbed and soil solidification layer, and described soil solidification layer covers or is wrapped on described earth railway roadbed; Described soil solidification layer is for to add soil-solidified-agent, sand and stone in soil, stirs, the soil horizon of compacting.
Further, also comprise concrete bed, described concrete bed is laid on described soil solidification layer.
Further, also comprise overall earth railway roadbed, described overall earth railway roadbed is laid on described concrete bed by pitch buffer layer.
Further, also comprise railway ballast, described railway ballast is laid on described soil solidification layer.
Further, be provided with soil solidification slurry layer between described railway ballast and described soil solidification layer, described soil solidification slurry layer is the slurry of the material of described soil solidification layer.
Further, on described soil solidification slurry layer, lay successively again railway ballast.
Further, described soil solidification layer upper epidermis is rough.
Further, described soil solidification layer upper epidermis is provided with horizontal straight trough, longitudinal straight trough; Diagonal cross straight trough or oblique unidirectional straight trough.
Further, described soil solidification layer is soil-solidified-agent, sand and the stone adding in soil in proportion.
Compared with prior art, the utlity model has following advantage: railway earth embankment soil solidification layer is wrapped up or covered, stoped the variation of earth water content in earth embankment, ensured the stability of railway embankment earth.Meanwhile, by covering soil curing material end face above Ballast track earth railway roadbed and the specially treated of railway ballast contact surface, not only prevented that Ballast track railway ballast is absorbed in earth railway roadbed, also increased railway ballast in the vertical direction with the stability of horizontal all directions.Also by the specially treated to the soil curing material end face above non-fragment orbit earth railway roadbed and concrete bed contact surface, prevented non-fragment orbit concrete bed in the vertical direction with the stability of horizontal all directions, finally ensured the stability of railroad track.
Brief description of the drawings
Fig. 1 is the practical application structural representation (at soil curing material end face and railway ballast contact surface adopt the processing mode of opening longitudinal straight trough and horizontal straight trough or diagonal cross straight trough or oblique unidirectional straight trough) of the utility model at the soil curing material roadbed end face of Ballast track two way section;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the practical application structural representation (at soil curing material end face and railway ballast contact surface adopt the processing mode of opening longitudinal straight trough and horizontal straight trough) of the utility model at the soil curing material roadbed end face of Ballast track two way section;
Fig. 4 is the top view of Fig. 3;
Fig. 5 is the practical application structural representation (at soil curing material end face and railway ballast contact surface adopt the processing mode of opening diagonal cross straight trough) of the utility model at the soil curing material roadbed end face of Ballast track two way section;
Fig. 6 is the top view of Fig. 5;
Fig. 7 is the practical application structural representation (at soil curing material end face and railway ballast contact surface adopt the processing mode of opening oblique unidirectional straight trough) of the utility model at the soil curing material roadbed end face of Ballast track one-way traffic section;
Fig. 8 is the top view of Fig. 7;
Fig. 9 is the practical application structural representation (at soil curing material and railway ballast contact surface adopt the processing mode that bottom railway ballast be pressed into soil curing material end face) of the utility model at Ballast track soil curing material roadbed end face;
Figure 10 is the top view of Fig. 9;
Figure 11 is the practical application structural representation (at soil curing material end face spray the processing mode of bottom and upper layer of soil curing materials underflow fixing bottom railway ballast) of the utility model at Ballast track soil curing material roadbed end face;
Figure 12 is the utility model the practical application structural representation of non-fragment orbit soil curing material roadbed end face (adopting the processing mode of the pyramidal pits that suppresses various shapes at soil curing material end face and concrete earth railway roadbed contact surface);
Figure 13 is the utility model adopts the pyramidal pits processing that suppresses various shapes at soil curing material end face and concrete bed contact surface railway bed perspective view at single line non-fragment orbit section;
Figure 14 is the utility model has the processing mode of the tiny fragments of stone, coal, etc. and non-fragment orbit earth filled-up ground structural representation (containing single line and multiple line) at existing railway;
Figure 15 is the utility model has the processing mode of the tiny fragments of stone, coal, etc. and non-fragment orbit earth filled-up ground structural representation (containing single line and multiple line) at newly built railway;
Figure 16 is that the utility model has the tiny fragments of stone, coal, etc. and non-fragment orbit to carry out the structural representation (containing single line and multiple line) of the processing mode of slope earth filled-up ground at existing railway;
Figure 17 is that the utility model has the tiny fragments of stone, coal, etc. and non-fragment orbit to carry out the structural representation (containing single line and multiple line) of the processing mode of slope earth filled-up ground at newly built railway;
Figure 18 is the utility model has the tiny fragments of stone, coal, etc. and a structural representation (containing single line and multiple line) without the processing mode of the high moisture earth filled-up ground of tiny fragments of stone, coal, etc. railway existing;
To be the utility model newly having the tiny fragments of stone, coal, etc. and the structural representation (containing single line and multiple line) without the processing mode of the high moisture earth filled-up ground of tiny fragments of stone, coal, etc. railway to Figure 19;
Figure 20 is the processing mode structural representation (soil curing material assemble compacting) of the utility model in railway slope and barricade disease;
Figure 21 is the processing mode structural representation (soil curing material pack through compacting after assemble) of the utility model in railway slope and barricade disease;
In figure: 1-soil curing material; 2-earth railway roadbed; 3-railway ballast; 4-sleeper; 5-rail; 6-rail deck; 7-concrete bed; 8-pitch buffer layer; 9-overall earth railway roadbed; 10-side slope; 11-barricade; 12-gutter; 13-gutter; 14-geotextiles; 15-massif; 16-packed compacting soil curing materials; 17-soil curing material underflow; 18-the earth; A-soil curing material rib; B-longitudinally straight trough; C-laterally straight trough; D-diagonal cross straight trough; E-oblique unidirectional straight trough; F-pit; M-soil curing material roadbed end face.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail, the description of this part is only exemplary and explanatory, should not have any restriction to protection domain of the present utility model.
Adopt the processing of soil curing material in the earth roadbed of existing and newly built railway circuit and side slope, barricade disease management, comprise following aspect:
1, be laid on soil curing material end face on earth roadbed in existing and newly built railway Ballast track section and offered and be convenient to railway ballast that draining and prevention be laid on its end face and produce the horizontal straight trough of slippage, longitudinal straight trough, in the processing of slot and laying again rubble railway ballast thereon after processing;
2, be laid on soil curing material end face on earth roadbed in existing and newly built railway Ballast track section and offered and be convenient to the railway ballast that draining and prevention be laid on its end face and produce the diagonal cross straight trough of slippage, in the processing of slot and laying again rubble railway ballast thereon after processing;
3, be laid on soil curing material end face on earth roadbed in the Ballast track section of existing and newly built railway unidirectional operation and offered the oblique unidirectional straight trough of being convenient to draining and prevention and being laid on railway ballast forwards and two side slips of its end face, in the processing of slotting and laying again rubble railway ballast thereon after processing;
4, lay in advance one deck railway ballast at soil curing material end face existing and that newly built railway Ballast track section is laid on earth roadbed, again railway ballast is pressed into its end face, and compression distance need exceed the half of simple grain railway ballast height, to stop the railway ballast of laying in the above again to produce slippage;
5, the soil solidification agent material end face being laid on earth roadbed in existing railway and newly built railway Ballast track section sprays one deck soil curing material underflow in advance, lay one deck substrate railway ballast thereon and smooth, after subsoil curing materials underflow is dry, on substrate railway ballast, spray again upper layer of soil curing materials underflow, treat that upper layer of soil curing materials underflow parches, bottom railway ballast has after enough stopping powers the railway ballast of laying thereon, then lays the processing of railway ballast thereon;
6, the processing that is laid on railway ballast that prevention that the dual-side of the soil curing material end face on earth roadbed suppresses lays at soil curing material end face in existing and newly built railway Ballast track section and produces side direction and tumble, increase the soil curing material rib of railway ballast to sleeper lateral resistance;
7, be laid on the processing that the soil curing material end face on earth roadbed suppresses prevention at soil curing material end face and produces the pit of slippage between the concrete bed of laying thereon in existing and newly built railway non-fragment orbit section;
8, soil curing material has the tiny fragments of stone, coal, etc. and the processing without the track earth filled-up ground disease of the tiny fragments of stone, coal, etc. (containing single line and multiple line) at existing railway;
9, soil curing material has the tiny fragments of stone, coal, etc. and the processing without the track earth filled-up ground disease of the tiny fragments of stone, coal, etc. (containing single line and multiple line) at newly built railway;
10, soil curing material has the tiny fragments of stone, coal, etc. and non-fragment orbit to carry out the processing mode (containing single line and multiple line) of slope earth filled-up ground at existing railway;
11, soil curing material has the tiny fragments of stone, coal, etc. and non-fragment orbit to carry out the processing mode (containing single line and multiple line) of slope earth filled-up ground at newly built railway;
12, soil curing material is in the processing mode (containing single line and multiple line) of the high moisture earth filled-up ground disease of existing railway circuit;
13, soil curing material is in the processing mode (containing single line and multiple line) of the high moisture earth filled-up ground disease of newly built railway circuit;
14, soil curing material is in the processing mode of rail track slide slope disease;
15, soil curing material is in the processing mode of rail track barricade disease.
After wherein above-mentioned soil curing material is characterized as and adds according to a certain percentage soil solid (stone) agent, sand and stone in soil, after compacting or compacting, play soil is consolidated to the effect that (stone) is changed, its hardness, water proofing property are all better than earth, and soil curing material institute water content is all fixed on material internal, can not run off and change the characteristic that has kept embankment earth not affected by the factor such as ambient temperature, humidity.Wherein soil-solidified-agent is that one can be solidified sand, clay, silt soft foundation, household garbage etc., and strengthens the intensity of the soil body, improves bearing capacity of soil, increases a kind of novel building cementitious material impervious, anti-freezing property, as the commercially available anti-power product etc. of dredging.
Above-mentioned earth railway roadbed or earth roadbed also comprise railway roadbed or the roadbed of expansive soil or frozen soil.
The specific descriptions of above-mentioned processing scheme are as follows:
Soil curing material in the processing scheme of earth filled-up ground disease is: cover roadbed filling earth with soil curing material and also tamp, (comprising: longitudinally straight trough by the fluting to soil curing material roadbed end face simultaneously, laterally straight trough, the mode of grooving such as diagonal cross straight trough and oblique unidirectional straight trough) process, the good draining of Ballast track railway ballast and soil curing material roadbed end face and enough railway ballast stopping powers are ensured, prevent because of train by time vibration or train braking cause railway ballast at soil curing material surface sliding, thereby cause displacement or the sedimentation of track, cause the security incident of train,
Soil curing material in the processing scheme of Ballast track earth filled-up ground disease is: on the contact surface through ramming (pressure) real soil curing material roadbed end face after treatment and railway ballast, first lay the thicker railway ballast of one deck particle, and its part (railway ballast height over half) is rammed to (pressure) enter soil curing material top layer, the railway ballast guaranteeing laying on it plays good brake force, so both ensured that the draining of soil curing material roadbed end face was good, enough railway ballast stopping powers are ensured again, prevent because of train by time vibration or train braking cause railway ballast at soil curing material surface sliding, thereby cause displacement or the sedimentation of track, cause the security incident of train.
The soil solidification agent material end face being laid on earth roadbed in existing railway and newly built railway Ballast track section sprays one deck subsoil curing materials underflow in advance, lay one deck substrate railway ballast thereon and smooth, after parching, subsoil curing materials underflow on substrate railway ballast, sprays again upper layer of soil curing materials underflow, treat that upper layer of soil curing materials underflow parches, bottom railway ballast has after enough stopping powers the railway ballast of laying thereon, then lays the processing scheme of railway ballast thereon.
Soil curing material in the processing scheme of earth filled-up ground disease is: cover roadbed filling earth with soil curing material and also tamp, simultaneously by the dual-side of soil curing material roadbed end face being added to the processing of the soil curing material rib of compacting, ensure that soil curing material roadbed end face railway ballast has enough resistances to sleeper, prevent because of train by time vibration or train braking cause railway ballast to tumble from soil curing material surface lateral, thereby reduce the lateral resistance of railway ballast to sleeper, prevent from causing thus displacement or the sedimentation of track, cause the security incident of train,
Soil curing material in the processing scheme of earth filled-up ground disease is: at non-fragment orbit section, covering roadbed filling earth with soil curing material also tamps, extrude the pyramidal pits of various shapes at soil curing material roadbed end face simultaneously, the concrete bed of building at soil curing material roadbed end face and the good contact of soil curing material roadbed end face are ensured, and keep enough stopping powers, prevent because of train by time vibration or train braking cause the displacement of non-fragment orbit concrete bed and overall earth railway roadbed and sedimentation to cause displacement or the sedimentation of track, cause the security incident of train.
Soil curing material in the processing scheme of earth filled-up ground disease is: use through ramming (pressure) real soil curing material layering parcel and covering roadbed filling earth, both prevented the reduction of roadbed filling earth water content, also stoped the increase of external water source to roadbed filling earth water content, to ensure that roadbed filling does not change by earth water content, also improve the bearing capacity of earth filled-up ground end face.Prevent that distortion that roadbed earth causes because of the variation of water content from causing the displacement of earth railway roadbed and sedimentation to cause displacement or the sedimentation of track, causes the security incident of train.
Soil curing material in the processing scheme of slope earth filled-up ground disease is: utilize vertical excavation, step-like section is changed on the slope that needs are banketed, use mortar gunite method or building method simultaneously, by soil curing material spraying or building to each of excavated step, banket again, and use through ramming (pressure) real soil curing material layering parcel and covering roadbed filling earth, both prevented the reduction of roadbed filling earth water content, also stoped the increase of external water source to roadbed filling earth water content, to ensure that roadbed filling does not change by earth water content, also improve the bearing capacity of common soil filled-up ground end face.
Soil curing material in the processing scheme of the high moisture earth filled-up ground disease of existing railway is: first the adrainage material such as geotextiles or drainage belt with drain function is covered on high moisture earth filled-up ground, and access gutter, fill soil curing material with woven bag again, through being compacted into tabular, intensive lying on adrainage material, insert again soil curing material thereon, ram (pressure) real soil curing material through layering, make soil curing material cover roadbed, stop external water source to infiltrate the increase to roadbed filling earth water content, ensure that roadbed earth water content is in dynamic balance state, improve the bearing capacity of earth filled-up ground.Simultaneously by the fluting to soil curing material roadbed end face with add the processing of rib, ensure the good draining of existing railway Ballast track railway ballast and soil curing material roadbed end face and to the enough stopping powers of railway ballast;
Soil curing material in the processing scheme of the high moisture earth filled-up ground disease of newly built railway is: first the adrainage material such as geotextiles or drainage belt with drain function is covered to high moisture earth filled-up ground bottom, and access gutter, fill soil curing material with woven bag again, through being compacted into tabular, intensive lying on adrainage material, insert again soil curing material thereon, ram (pressure) in fact through layering, layered backfill on soil curing material again, make soil curing material wrap roadbed, stop external water source to infiltrate the increase to roadbed filling earth water content, ensure that roadbed earth water content does not change, improve the bearing capacity of earth filled-up ground.Simultaneously by the fluting to soil curing material roadbed end face with add the processing of rib, ensure the good draining of newly built railway Ballast track railway ballast and soil curing material roadbed end face and to the enough stopping powers of railway ballast;
Soil curing material in the processing scheme of the railway basis of railway slope disease is: the parameter of side slope as calculated, after excavation, ram (pressures) reality or fill soil curing material with woven bag through layering with soil curing material, through being compacted into tabular, intensive piling up at excavation place, construct side slope, prevented that railroad track parameter from, because the impact of slope and land slide changes, having ensured the safety of railway transportation.
Soil curing material in the processing scheme of the railway basis of railway barricade disease is: the parameter of barricade as calculated, after excavation, ram (pressures) reality or fill soil curing material with woven bag through layering with soil curing material, through being compacted into tabular, intensive piling up at excavation place, construct barricade, prevented railway threatens railway transportation safety because barricade collapses.
The operating principle of the application scheme of the utility model soil curing material in the disease of railway basis is as follows: in the earth embankment section of railway, by the application scheme in the disease of railway basis to soil curing material, railway embankment is wrapped up or covered with earth, stop the variation of earth water content, ensured the stability of railway embankment earth.Meanwhile, by covering soil curing material end face above Ballast track earth railway roadbed and the specially treated of railway ballast contact surface, not only prevented that Ballast track railway ballast is absorbed in earth railway roadbed, also increased railway ballast in the vertical direction with the stability of horizontal all directions.Also by the specially treated to the soil curing material end face above non-fragment orbit earth railway roadbed and concrete bed contact surface, prevented non-fragment orbit concrete bed in the vertical direction with the stability of horizontal all directions, finally ensured the stability of railroad track.
The major function of soil curing material is:
1, provide good stabilization to the water content of earth in earth filled-up ground, stop distortion and the sedimentation of earth filled-up ground;
2, at Ballast track track section, pass through the fluting of the soil curing material covering at earth roadbed end face or be pressed into bottom railway ballast or the processing of the fixing bottom railway ballast of spraying soil curing material underflow, ensured that Ballast track earth railway roadbed possesses good drainage and railway ballast braking;
3, at non-fragment orbit track section, suppress the processing of the pyramidal pits of various shapes through the end face of the soil curing material in the covering of earth roadbed end face, ensure that the concrete bed that soil curing material and its end face are built possesses good stability.
4. use soil curing material to construct side slope or barricade, prevent that railway slope or barricade from not collapsing, ensure railroad track parameter constant and safety of railway traffic.
With the comparison of existing earth roadbed, the utility model soil curing material is in the application mode of railway earth railway roadbed, can effectively stop the railway ballast of Ballast track to be absorbed in earth railway roadbed by the high strength of soil curing material self, reduce because of train by time vibration cause the friction between railway ballast, simultaneously by the processing to soil curing material end face, stop the slippage of railway ballast at soil curing material end face, also just stoped railway ballast sedimentation in the vertical direction and the displacement of horizontal all directions; The anti-water permeability simultaneously possessing because of soil curing material, use it that earth roadbed is covered and wrapped up, also reduced the variation of the water content in earth roadbed, strengthen the stability of earth roadbed, also just stoped earth railway roadbed settling amount in the vertical direction and the displacement of horizontal all directions; In non-fragment orbit railway section, the anti-water permeability possessing because of soil curing material, use it that earth roadbed is covered and wrapped up, also reduced the variation of the water content in earth roadbed, strengthen the stability of earth roadbed, by the processing to soil curing material end face, stop the slippage of concrete entirety earth railway roadbed at soil curing material end face simultaneously, also stoped earth railway roadbed settling amount in the vertical direction and the displacement of horizontal all directions.The actual effect playing is to have prevented railway track sedimentation in the vertical direction and the displacement of horizontal all directions, and the side slope and the barricade that use soil curing material to pile up, has formed the safeguard protection barrier to rail track, has ensured the safe operation of train.
embodiment 1
Processing scheme referring to a kind of high strength soil curing material of Fig. 1～11 in railway basis disease management, this scheme is that soil curing material 1 is for Ballast track railway, the various processing modes of its end face, the principle of its utilization is by offering various forms of straight troughs (groove depth must exceed the half of railway ballast height) at soil curing material end face M and railway ballast 3 contact surfaces, or bottom railway ballast is pressed into soil curing material end face M or sprays that two-layer soil curing material underflow 17 is wrapped up and the processing mode such as fixing bottom railway ballast 3 at soil curing material end face M, in order to stop the slippage of the vertical and horizontal of the bottom railway ballast 3 of laying in the above, so just can effectively stop the slippage of institute's Ballast track 3.While is due to the application of high strength soil curing material, earth roadbed has been played to good parcel and covering effect, effectively prevent the variation of earth roadbed 2 water content, increase the stability of earth roadbed 2, and can effectively prevent that railway ballast 3 is absorbed in earth roadbed 2, improved the bearing capacity of earth roadbed 2, so just can effectively stop the sedimentation of rail 5, and stoped relatively moving between railway ballast 3 particles, and reduce the wearing and tearing of railway ballast 3, extend 3 application lifes of railway ballast.
embodiment 2
Processing scheme referring to a kind of high strength soil curing material of Figure 12 and Figure 13 in railway basis disease management, this scheme is that soil curing material 1 is for non-fragment orbit railway, by suppress the processing mode of the pit f of various shapes at its end face, ensure that the concrete bed 7 of building at its end face does not produce relative slippage with soil curing material end face M, has ensured the stability of overall earth railway roadbed 9 in plane.While is due to the application of high strength soil curing material 1, earth roadbed 2 has been played to good parcel and covering effect, effectively prevent the variation of earth roadbed 2 water content, increase the stability of earth roadbed 2, improve the bearing capacity of earth roadbed 2, so just can effectively stop the sedimentation of rail 5.
embodiment 3
Processing scheme referring to a kind of high strength soil curing material of Figure 14 and Figure 15 in railway basis disease management, this scheme is soil curing material 1 has the tiny fragments of stone, coal, etc. and non-fragment orbit earth filled-up ground processing mode for existing and newly built railway.At existing railway section, owing to can not original railway earth roadbed 2 being excavated, so be merely able to use the building of soil curing material 1 to original railway bed cover type or pile up or the mode of whitewashing is processed.And at newly built railway section, can use the building of soil curing material 1 to railway bed coated or pile up or the mode of whitewashing is processed.
embodiment 4
Processing scheme referring to a kind of high strength soil curing material of Figure 16 and Figure 17 in railway basis disease management, this scheme is that soil curing material 1 has the tiny fragments of stone, coal, etc. and non-fragment orbit to carry out the processing mode of slope earth filled-up ground for existing and newly built railway.At existing railway section, owing to can not original railway earth roadbed being excavated, so be merely able to use soil curing material to carry out the building of cover type to the side slope of original railway earth roadbed or pile up or the mode of whitewashing is processed.And at newly built railway section, can use the building of soil curing material to railway bed coated or pile up or the mode of whitewashing is processed.
embodiment 5
Processing scheme referring to a kind of high strength soil curing material of Figure 18 and Figure 19 in railway basis disease management, this scheme is that soil curing material 1 has the tiny fragments of stone, coal, etc. and the processing mode without the high moisture earth filled-up ground 2 of tiny fragments of stone, coal, etc. railway for existing and newly built railway, owing to can not the high moisture earth filled-up ground of original railway being excavated, so be merely able to use soil curing material 1 to carry out the building of cover type to the side slope of the high moisture earth filled-up ground of original railway or pile up or the mode of whitewashing is processed.And at newly built railway section, can use the building of soil curing material to the high moisture earth filled-up ground coated of railway or pile up or the mode of whitewashing is processed.
embodiment 6
Processing scheme referring to a kind of high strength soil curing material of Figure 20 and Figure 21 in railway basis disease management, this scheme is that soil curing material 1 is for the side slope of rail track and the building of barricade and the processing mode of piling up, when concrete enforcement, as calculated can be to constructing in advance side slope 10 or barricade 11 places excavate, use soil curing material 1 directly to carry out building or whitewashing processing at excavation place, constructed side slope 10 or barricade 11; Also can, by piling up at excavation place through flattening soil curing material bag 16 after treatment, side slope 10 or barricade 11 have been constructed.
Claims (8)
1. a rail track roadbed, is characterized in that: comprise earth railway roadbed and soil solidification layer, described soil solidification layer covers or is wrapped on described earth railway roadbed.
2. rail track roadbed as claimed in claim 1, is characterized in that: also comprise concrete bed, described concrete bed is laid on described soil solidification layer.
3. rail track roadbed as claimed in claim 2, is characterized in that: also comprise overall earth railway roadbed, described overall earth railway roadbed is laid on described concrete bed.
4. rail track roadbed as claimed in claim 1, is characterized in that: also comprise railway ballast, described railway ballast is laid on described soil solidification layer.
5. rail track roadbed as claimed in claim 4, is characterized in that: between described railway ballast and described soil solidification layer, be provided with soil solidification slurry layer, described soil solidification slurry layer is the slurry of the material of described soil solidification layer.
6. rail track roadbed as claimed in claim 5, is characterized in that: on described soil solidification slurry layer, lay successively railway ballast again.
7. rail track roadbed as claimed in claim 4, is characterized in that: described soil solidification layer upper epidermis is rough.
8. rail track roadbed as claimed in claim 7, is characterized in that: described soil solidification layer upper epidermis is provided with horizontal straight trough, longitudinally straight trough, diagonal cross straight trough or oblique unidirectional straight trough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420343866.8U CN204000472U (en) | 2014-06-26 | 2014-06-26 | Rail track roadbed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420343866.8U CN204000472U (en) | 2014-06-26 | 2014-06-26 | Rail track roadbed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204000472U true CN204000472U (en) | 2014-12-10 |
Family
ID=52040498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420343866.8U Expired - Lifetime CN204000472U (en) | 2014-06-26 | 2014-06-26 | Rail track roadbed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204000472U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842523A (en) * | 2018-05-11 | 2018-11-20 | 中铁二院工程集团有限责任公司 | In-strong expansive rock or expansive soils ballastless track of high-speed railway foundation stabilization construction and construction method |
| CN110055826A (en) * | 2019-04-28 | 2019-07-26 | 中铁二院工程集团有限责任公司 | A kind of enhanced ballast bed structure of cutting cogwheel railway and construction method |
| CN110055827A (en) * | 2019-04-28 | 2019-07-26 | 中铁二院工程集团有限责任公司 | A kind of cutting heavy grade cogwheel railway structure and construction method |
-
2014
- 2014-06-26 CN CN201420343866.8U patent/CN204000472U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842523A (en) * | 2018-05-11 | 2018-11-20 | 中铁二院工程集团有限责任公司 | In-strong expansive rock or expansive soils ballastless track of high-speed railway foundation stabilization construction and construction method |
| CN110055826A (en) * | 2019-04-28 | 2019-07-26 | 中铁二院工程集团有限责任公司 | A kind of enhanced ballast bed structure of cutting cogwheel railway and construction method |
| CN110055827A (en) * | 2019-04-28 | 2019-07-26 | 中铁二院工程集团有限责任公司 | A kind of cutting heavy grade cogwheel railway structure and construction method |
| CN110055826B (en) * | 2019-04-28 | 2023-09-22 | 中铁二院工程集团有限责任公司 | Construction method of cutting rack rail reinforced track bed structure |
| CN110055827B (en) * | 2019-04-28 | 2023-09-22 | 中铁二院工程集团有限责任公司 | Construction method of cutting large-gradient toothed rail railway structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104047210B (en) | Rail track roadbed | |
| CN101343852B (en) | Method for filling highroad roadbed by waste steel slags | |
| CN102995599B (en) | Anti-freeze anti-seepage water diversion treatment method of collapsible loess water-conveyance canal | |
| CN103614955B (en) | A kind of processing method of soft soil foundation construction road | |
| CN101220589B (en) | Soil engineering bag and method for dynamically squeezing and synthetically reinforcing soft groundwork | |
| CN205152889U (en) | Reservoir falling zone stable structure | |
| CN206396566U (en) | A kind of U-shaped embankment structure of pile of the anti-ground collapse in karst area | |
| CN104452507A (en) | Construction method for filling roadbed by using wind deposited sand | |
| CN103806453B (en) | The compound retaining structure that a kind of earth structure and friction pile combine | |
| CN204000472U (en) | Rail track roadbed | |
| CN203498721U (en) | Three-dimensional drainage roadbed structure preventing damage by water of road in cold region | |
| CN104234034A (en) | First water discharge and then sealing and blocking plate carrying type road embankment and construction method | |
| CN205591066U (en) | Fine grained soil is received sloping embankment and is filled structure | |
| CN204356788U (en) | Flexibility subtracts swollen ecological revetment structure | |
| CN108867614B (en) | Construction method for paving road on debris flow soft foundation | |
| CN216514911U (en) | High fill roadbed structure | |
| CN102330398A (en) | High-speed railway roadbed structure of unsaturated soil foundation in plain region | |
| CN206298869U (en) | Free drainage concrete retaining wall structure | |
| CN206127789U (en) | Structure of making an uproar falls in highway tunnel driving damping | |
| CN114606819A (en) | High-fill structure adopting lime soil to half wrap expansive soil and construction method thereof | |
| CN205474894U (en) | French drain drainage structures | |
| CN211340257U (en) | Culvert platform back of body road bed reinforced structure | |
| CN205474658U (en) | Frost zone area rich water route moat and low embankment ballastless track roadbed structure | |
| CN1478961A (en) | Ground foundation delay consolidation treatment method | |
| CN109403356B (en) | Side slope supporting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |