CN203188065U - Ballastless track railway expansion soil cutting bedding and slope protection structure - Google Patents
Ballastless track railway expansion soil cutting bedding and slope protection structure Download PDFInfo
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- CN203188065U CN203188065U CN 201220496731 CN201220496731U CN203188065U CN 203188065 U CN203188065 U CN 203188065U CN 201220496731 CN201220496731 CN 201220496731 CN 201220496731 U CN201220496731 U CN 201220496731U CN 203188065 U CN203188065 U CN 203188065U
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Abstract
The utility model discloses a ballastless track railway expansion soil cutting bedding and slope protection structure, comprising a track plate, a base, a shoulder protector, a bedding surface layer, a bedding bottom layer, a side ditch platform, a slope and a gutter. The upper surface of the bedding surface layer is provided with a water proof layer. A water-collecting well is disposed between two bases. Two sides of the bedding bottom layer are respectively provided with a draining side ditch. A water draining pipe is disposed between the water-collecting well and the water draining ditch at one side. A draining blind ditch is disposed below each draining side ditch. A bottom anti-draining layer is disposed between the bedding bottom layer and a roadbed of the draining blind ditch. A slope draining layer is paved on the slope surface from the top to the draining blind ditch of the slope. The surface of the slope draining layer is paved with a reinforced earth protection slope, and the surface of the reinforced earth protection slope is provided with greening protection. The ballastless track railway expansion soil cutting bedding and slope protection structure is advantageous in that the anti-draining system of surface water and underground water is perfect; surface water can be rapidly discharged; the influence of climate on expanded cutting can be reduced to the minimum.
Description
Technical field
The utility model relates to expansive soil foundation to be handled and the side slope protection field, is specifically related to a kind of non-fragment orbit railway expansive soil cutting bedding and side slope protection structure.
Background technology
Fast development along with railway construction, at present, more existing bedding form of structure, as: publication number is that the Chinese utility model patent of CN101979766A discloses a kind of high-speed railway red clay cutting bedding structure, and publication number is the bedding structure that the Chinese utility model patent of CN102561133A discloses a kind of railway soil property and soft rock cut.
Publication number is that the Chinese utility model patent of CN202247720U discloses a kind of high-speed railway cutting bedding discharge structure, publication number is that the Chinese invention patent of CN101024963 discloses a kind of crack-seam-free seepage-proof stable sweeled ground excavation dyke slope construction method, publication number is that the Chinese utility model patent of CN201137149 discloses a kind of expansive soil cut slope ruggedized construction, and publication number is the method that the Chinese invention patent of CN101624830 discloses a kind for the treatment of expansive soil channel side slopes with geogrid.
But do not have at present specially at unusual strict non-fragment orbit cutting structure and the slope system protection form of Deformation control.
The utility model content
The purpose of this utility model is to solve the deficiency of existing swelled ground area bedding structure and side slope protection, and a kind of non-fragment orbit railway expansive soil cutting bedding and side slope protection structure are provided, and can be widely used in the expansive soil cutting.
For achieving the above object, the designed a kind of non-fragment orbit railway expansive soil cutting bedding of the utility model and side slope protection structure comprise track plate, base, shoulder protector, surface layer of subgrade bed, bottom layer of subgrade, lateral sulcus platform side slope and gutter; Described surface layer of subgrade bed upper surface also is provided with waterproofing course, also be provided with collecting well between described two bases, described bottom layer of subgrade both sides also arrange the draining lateral sulcus, also be provided with gutter between the draining lateral sulcus of described collecting well and a side, described every draining lateral sulcus below also is provided with weeper drain, also be provided with the anti-drainage blanket of bottom between bottom layer of subgrade between the described weeper drain and the roadbed, the slope of described side slope is pushed up to upper berth, the surface of the side slope between the weeper drain and is provided with the slope drainage layer, described slope drainage laminar surface is equipped with the reinforced earth bank protection, and described reinforced earth bank protection surface arranges the greening protection.
Further, described bottom prevents that drainage blanket is followed successively by medium coarse sand and the permeable geotextiles on the medium coarse sand of permeable geotextiles, bottom, composite geo-membrane, upper strata from the bottom to top.
Again further, the thickness of described medium coarse sand is 0.1 ~ 0.2m; Described composite geo-membrane is made up of the permeable geotextiles of inner geomembrane and both sides.
Again further, described slope drainage layer is made up of the permeable geotextiles of inner macadam and both sides.
Again further, described weeper drain bottom is the C25 concrete, described weeper drain middle part recess down is provided with the medium coarse sand gravel, described medium coarse sand gravel is coated with permeable geotextiles, described medium coarse sand gravel central authorities also are provided with Drain pipe network, described weeper drain top both sides backfill thickness is the medium coarse sand of 10 ~ 20cm, described weeper drain center upper portion backfill rubble or ovum gravel.
Advantage of the present utility model is:
(1) has perfect surface water and underground water waterproof and water drainage system, can discharge surface water rapidly, drop to minimum to the influence of expansion cutting weather;
(2) adopt reinforced earth in conjunction with skeleton side slope to be protected, utilize the tensile property of reinforced earth, the harmomegathus distortion of opposing expansive soil;
(3) collecting well can be discharged two interorbital catchmenting fast in conjunction with gutter.
Description of drawings
Fig. 1 is the schematic diagram of non-fragment orbit railway expansive soil cutting bedding and side slope protection structure;
Fig. 2 is the partial schematic diagram of non-fragment orbit railway expansive soil cutting bedding and side slope protection structure;
Fig. 3 is the weeper drain schematic diagram;
Fig. 4 is the anti-drainage blanket schematic diagram of bottom;
Fig. 5 is slope drainage layer schematic diagram;
Among the figure, track plate 1, base 2, waterproofing course 3, shoulder protector 4, surface layer of subgrade bed 5, collecting well 6, gutter 7, draining lateral sulcus 8, lateral sulcus platform 9, weeper drain 10(medium coarse sand 10.1, rubble or ovum gravel 10.2, C25 concrete 10.3, Drain pipe network 10.4, medium coarse sand gravel 10.5), bottom layer of subgrade 11, bottom is prevented drainage blanket 12(composite geo-membrane 12.1, medium coarse sand 12.2, geomembrane 12.3), slope drainage layer 13, macadam 13.1, gutter 14, reinforced earth bank protection 15, greening protection 16, permeable geotextiles 17.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail, so that those skilled in the art understand.
A kind of non-fragment orbit railway expansive soil cutting bedding and side slope protection structure comprise track plate 1, base 2, shoulder protector 4, surface layer of subgrade bed 5, bottom layer of subgrade 11, lateral sulcus platform 9, side slope and gutter 14 described in the figure; Described surface layer of subgrade bed 5 upper surfaces also are provided with waterproofing course 3,2 of described two bases also are provided with collecting well 6, described bottom layer of subgrade 11 both sides also arrange draining lateral sulcus 8, also be provided with gutter 7 between the draining lateral sulcus 8 of described collecting well 6 and a side, described every draining lateral sulcus 8 belows also are provided with weeper drain 10, also be provided with the anti-drainage blanket 12 of bottom between bottom layer of subgrade 11 between the described weeper drain 10 and the roadbed, the slope of described side slope is pushed up to upper berth, the surface of the side slope between the weeper drain 10 and is provided with slope drainage layer 13, described slope drainage layer 13 surface are equipped with reinforced earth bank protection 15, and described reinforced earth bank protection 15 surfaces arrange greening protection 16.
Described bottom prevents that drainage blanket 12 is followed successively by medium coarse sand 12.2 and the permeable geotextiles 17 on the medium coarse sand 12.2 of permeable geotextiles 17, bottom, composite geo-membrane 12.1, upper strata from the bottom to top.
The thickness of described medium coarse sand 12.2 is 0.1 ~ 0.2m; Described composite geo-membrane 12.1 is made up of the permeable geotextiles 17 of inner geomembrane 12.3 and both sides.
Described slope drainage layer 13 is made up of the permeable geotextiles 17 of inner macadam 13.1 and both sides.
Described weeper drain 10 bottoms are C25 concrete 10.3, recess is provided with medium coarse sand gravel 10.5 under described weeper drain 10 middle parts, described medium coarse sand gravel 10.5 is coated with permeable geotextiles 17, described medium coarse sand gravel 10.5 central authorities also are provided with Drain pipe network 10.4, described weeper drain 10 top both sides backfill thickness is the medium coarse sand 10.1 of 10 ~ 20cm, described weeper drain 10 center upper portion backfill rubbles or ovum gravel 10.2.
In the present embodiment, described base 2 is made by concrete, shoulder protector 4 is by the concrete prefabricated one-tenth piece of C25, waterproofing course 3 is made by bituminous concrete, surface layer of subgrade bed 5 used materials are graded broken stone, collecting well 6 is C25 steel concrete collecting well, and greening protection 16 is spread grass-seed greening protection for the ridging that intercepts water in the skeleton of M7.5 mortar flag stone arch, and Drain pipe network 10.4 oozes Drain pipe network for supporting in the thread RCP of high strength.
By collecting well 6 and gutter 7 are set at interorbital, in time rainwater is entered lateral sulcus 8; By entering lateral sulcus 8 in the setting of cutting both sides rainwater is discharged cutting smoothly; By the anti-drainage blanket 12 of bottom is set between cutting bottom layer of subgrade 11 and roadbed, will go into infiltration and introduce weeper drain 10, prevent that surface water intrusion subgrade in swelling soil zone from causing foundation expansion, threatens bedding safety; By reinforced earth supporting and protection structure stable side slope is set on the side slope surface, the drying and watering cycle of control atmosphere is to the influence of expansive soil slope; Spread the grass-seed greening and prevent that rainwater from washing away reinforced earth by the ridging that intercepts water in the skeleton of mortar flag stone arch is set on the reinforced earth surface; By at reinforced earth and expansive soil contact surface slope drainage layer 13 being set underground water is introduced weeper drain 10, guarantee the stable of side slope.
Although above-described embodiment has been made detailed description to the utility model; but it only is the utility model part embodiment; rather than whole embodiment; people can also obtain other embodiment according to present embodiment under without creative prerequisite, these embodiment belong to the utility model protection domain.
Claims (5)
1. a non-fragment orbit railway expansive soil cutting bedding and side slope protection structure comprise track plate (1), base (2), shoulder protector (4), surface layer of subgrade bed (5), bottom layer of subgrade (11), lateral sulcus platform (9), side slope and gutter (14); It is characterized in that: described surface layer of subgrade bed (5) upper surface also is provided with waterproofing course (3), also be provided with collecting well (6) between described two bases (2), described bottom layer of subgrade (11) both sides also arrange draining lateral sulcus (8), also be provided with gutter (7) between the draining lateral sulcus (8) of described collecting well (6) and a side, described every draining lateral sulcus (8) below also is provided with weeper drain (10), also be provided with the anti-drainage blanket (12) of bottom between bottom layer of subgrade (11) between the described weeper drain (10) and the roadbed, the slope of described side slope is pushed up to upper berth, the surface of the side slope between the weeper drain (10) and is provided with slope drainage layer (13), described slope drainage layer (13) surface is equipped with reinforced earth bank protection (15), and described reinforced earth bank protection (15) surface arranges greening protection (16).
2. non-fragment orbit railway expansive soil cutting bedding according to claim 1 and side slope protection structure, it is characterized in that: described bottom prevents that drainage blanket (12) is followed successively by medium coarse sand (12.2) and the permeable geotextiles (17) on the medium coarse sand (12.2) of permeable geotextiles (17), bottom, composite geo-membrane (12.1), upper strata from the bottom to top.
3. non-fragment orbit railway expansive soil cutting bedding according to claim 2 and side slope protection structure, it is characterized in that: the thickness of described medium coarse sand (12.2) is 0.1 ~ 0.2m; Described composite geo-membrane (12.1) is made up of the permeable geotextiles (17) of inner geomembrane (12.3) and both sides.
4. non-fragment orbit railway expansive soil cutting bedding according to claim 1 and side slope protection structure, it is characterized in that: described slope drainage layer (13) is made up of the permeable geotextiles (17) of inner macadam (13.1) and both sides.
5. non-fragment orbit railway expansive soil cutting bedding according to claim 1 and side slope protection structure, it is characterized in that: described weeper drain (10) bottom is C25 concrete (10.3), described weeper drain (10) middle part recess down is provided with medium coarse sand gravel (10.5), described medium coarse sand gravel (10.5) is coated with permeable geotextiles (17), described medium coarse sand gravel (10.5) central authorities also are provided with Drain pipe network (10.4), described weeper drain (10) both sides, top backfill thickness is the medium coarse sand (10.1) of 10 ~ 20cm, described weeper drain (10) center upper portion backfill rubble or ovum gravel (10.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220496731 CN203188065U (en) | 2012-09-26 | 2012-09-26 | Ballastless track railway expansion soil cutting bedding and slope protection structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220496731 CN203188065U (en) | 2012-09-26 | 2012-09-26 | Ballastless track railway expansion soil cutting bedding and slope protection structure |
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| CN203188065U true CN203188065U (en) | 2013-09-11 |
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| CN 201220496731 Expired - Lifetime CN203188065U (en) | 2012-09-26 | 2012-09-26 | Ballastless track railway expansion soil cutting bedding and slope protection structure |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103757995A (en) * | 2014-02-13 | 2014-04-30 | 铁道第三勘察设计院集团有限公司 | Ballastless track railroad roadbed surface water sealing layer structure |
| CN104250946A (en) * | 2014-10-11 | 2014-12-31 | 中铁第四勘察设计院集团有限公司 | High-speed railway subgrade structure for saline soil areas |
| CN104533444A (en) * | 2014-12-03 | 2015-04-22 | 中铁第四勘察设计院集团有限公司 | Time-factor considered dynamic allocation method of shield tunnel structure |
| CN106934145A (en) * | 2017-03-08 | 2017-07-07 | 中铁二院工程集团有限责任公司 | The determination method of non-fragment orbit swelled rock and soil cutting and low embankment substrate minimum replacement thickness |
| CN108086333A (en) * | 2017-11-28 | 2018-05-29 | 中国二十冶集团有限公司 | The control method of filling roadbed stability of slope |
| CN110644294A (en) * | 2019-10-31 | 2020-01-03 | 中铁二院工程集团有限责任公司 | Anti-bulging and anti-sliding structure of ballastless track high-speed railway and construction method |
| CN110670419A (en) * | 2019-10-21 | 2020-01-10 | 中铁四院集团岩土工程有限责任公司 | Method for renovating waterproof and drainage structure of ballastless track roadbed |
| CN110685192A (en) * | 2019-10-21 | 2020-01-14 | 中铁四院集团岩土工程有限责任公司 | Drainage pipeline assembly, using method and roadbed waterproof and drainage structure of ballastless track |
| CN111255477A (en) * | 2020-01-22 | 2020-06-09 | 昆明理工大学 | Lining structure of high backfill tunnel open cut tunnel in high-intensity expansive soil region |
| CN111304969A (en) * | 2020-03-31 | 2020-06-19 | 中铁二院工程集团有限责任公司 | Anti-bulging structure of ballastless track tramcar on strongly expansive soil or expansive rock section |
| CN111395066A (en) * | 2020-04-28 | 2020-07-10 | 中铁二院工程集团有限责任公司 | Reconstruction structure and construction method for existing railway roadbed underground drainage system |
| RU2767636C1 (en) * | 2021-07-16 | 2022-03-18 | Вадим Васильевич Пассек | Drainage system in road excavation of tunnel type on permafrost |
| CN114687253A (en) * | 2022-03-03 | 2022-07-01 | 中国土木工程集团有限公司 | Ballastless track railway roadbed waterproof structure and construction method |
-
2012
- 2012-09-26 CN CN 201220496731 patent/CN203188065U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103757995A (en) * | 2014-02-13 | 2014-04-30 | 铁道第三勘察设计院集团有限公司 | Ballastless track railroad roadbed surface water sealing layer structure |
| CN104250946A (en) * | 2014-10-11 | 2014-12-31 | 中铁第四勘察设计院集团有限公司 | High-speed railway subgrade structure for saline soil areas |
| CN104533444A (en) * | 2014-12-03 | 2015-04-22 | 中铁第四勘察设计院集团有限公司 | Time-factor considered dynamic allocation method of shield tunnel structure |
| CN106934145A (en) * | 2017-03-08 | 2017-07-07 | 中铁二院工程集团有限责任公司 | The determination method of non-fragment orbit swelled rock and soil cutting and low embankment substrate minimum replacement thickness |
| CN106934145B (en) * | 2017-03-08 | 2020-05-08 | 中铁二院工程集团有限责任公司 | Method for determining minimum replacement and filling thickness of expansive rock-soil cutting and low embankment base |
| CN108086333A (en) * | 2017-11-28 | 2018-05-29 | 中国二十冶集团有限公司 | The control method of filling roadbed stability of slope |
| CN110670419A (en) * | 2019-10-21 | 2020-01-10 | 中铁四院集团岩土工程有限责任公司 | Method for renovating waterproof and drainage structure of ballastless track roadbed |
| CN110685192A (en) * | 2019-10-21 | 2020-01-14 | 中铁四院集团岩土工程有限责任公司 | Drainage pipeline assembly, using method and roadbed waterproof and drainage structure of ballastless track |
| CN110644294A (en) * | 2019-10-31 | 2020-01-03 | 中铁二院工程集团有限责任公司 | Anti-bulging and anti-sliding structure of ballastless track high-speed railway and construction method |
| CN111255477A (en) * | 2020-01-22 | 2020-06-09 | 昆明理工大学 | Lining structure of high backfill tunnel open cut tunnel in high-intensity expansive soil region |
| CN111304969A (en) * | 2020-03-31 | 2020-06-19 | 中铁二院工程集团有限责任公司 | Anti-bulging structure of ballastless track tramcar on strongly expansive soil or expansive rock section |
| CN111395066A (en) * | 2020-04-28 | 2020-07-10 | 中铁二院工程集团有限责任公司 | Reconstruction structure and construction method for existing railway roadbed underground drainage system |
| RU2767636C1 (en) * | 2021-07-16 | 2022-03-18 | Вадим Васильевич Пассек | Drainage system in road excavation of tunnel type on permafrost |
| CN114687253A (en) * | 2022-03-03 | 2022-07-01 | 中国土木工程集团有限公司 | Ballastless track railway roadbed waterproof structure and construction method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130911 |