CN208328950U - A kind of In-pit water drainage friction pile suitable for dregs loose structure slope - Google Patents
A kind of In-pit water drainage friction pile suitable for dregs loose structure slope Download PDFInfo
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- CN208328950U CN208328950U CN201820859645.4U CN201820859645U CN208328950U CN 208328950 U CN208328950 U CN 208328950U CN 201820859645 U CN201820859645 U CN 201820859645U CN 208328950 U CN208328950 U CN 208328950U
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- pipe
- loose structure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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Abstract
The utility model relates to Landslide Hazards Prevention Technique fields, specially a kind of In-pit water drainage friction pile suitable for dregs loose structure slope, including the antiskid pile body being set in slopes, the antiskid pile body includes the pile body being vertically arranged, and captation, drainage arrangement and bracing means are connected separately on the pile body；The captation of the utility model uses the collector pipe of half water penetration of full-enclosed, while increasing water permeable area, quickly can converge and be discharged；Drainage arrangement is drained using physics siphon principle, in the water inlet targeted design filter device of siphon drainage pipe, and has appropriate weight bearing, guarantee in water inlet immersion water and siphon pipe it is unimpeded；The combination of siphon drainage equipment and friction pile will reinforce together with two kinds of function sets of draining, guarantee friction pile supporting and retaining system safeguard function simultaneously, the intracorporal water level in slope is reduced to safe water bit line hereinafter, further enhancing the stability on slope.
Description
Technical field
The utility model relates to Landslide Hazards Prevention Technique fields, specially a kind of oblique suitable for dregs loose structure
The In-pit water drainage friction pile on slope.
Background technique
Landslide is a kind of interior serious geological disaster of harm of global range, with increased, the cunning of Human dried bloodstains
Slope geological disaster also becomes increasingly to take place frequently, caused by lose it is also increasing.In prevention and treatment landslide engineering, friction pile is because of it
Construction safety, it is convenient and time-saving the advantages that, become a kind of means of prevention being widely used.Currently, there are also scholars to propose
The design and demonstration for having both the friction pile of draining while capable of ensureing slope stability, drain sloping inner ponding, further increase
The stability on strong slope.
Traditional draining friction pile always needs external power-equipment to drain for a long time during implementing In-pit water drainage, and
For field work, power conditions are difficult to provide, and need regular maintenance and repair, not can guarantee its drain function
It realizes.In the slope of pourable medium, the device of the bag filter of conventional discharge pipe end can because settlement action and and drainpipe
The changing of the relative positions occurs, is easy for causing the blocking of drainpipe, and its water permeable area is related to the bore of drainpipe, seep water charge for remittance speed
Slowly, it not can guarantee the intracorporal water energy in slope to be effectively timely discharged yet.In addition, traditional siphon drainage technology, only realizes
Slope drainage acts on relatively single.
Utility model content
In view of the deficienciess of the prior art, the purpose of the utility model is to provide one kind be suitable for dregs loose structure it is oblique
Friction pile is combined with siphon drainage, devises captation, drainage arrangement and hardened system by the In-pit water drainage friction pile on slope
In the draining friction pile of one；It is laid with filter layer of the rubble in conjunction with geotextiles in the surrounding of friction pile, is avoided because of sedimentation
The problem of causing drain pipe port to block；Captation uses the collector pipe of half water penetration of full-enclosed, while increasing water permeable area,
Quickly it can converge and be discharged；Drainage system is drained using physics siphon principle, is directed in the water inlet of siphon drainage pipe
Property devise filter device, and have appropriate weight bearing, guarantee in water inlet immersion water and siphon pipe it is unimpeded；Siphon drainage equipment with
The combination of friction pile will reinforce together with two kinds of function sets of draining, guarantee friction pile supporting and retaining system safeguard function simultaneously, by slopes
Interior water level is reduced to safe water bit line hereinafter, further enhancing the stability on slope.
To achieve the above object, the utility model provides the following technical solutions: one kind being suitable for dregs loose structure slope
In-pit water drainage friction pile, including be set to slopes on antiskid pile body, the antiskid pile body includes the pile body being vertically arranged,
Captation, drainage arrangement and bracing means are connected separately on the pile body；
The bracing means includes the rubble being layed in outside pile body all around, between the rubble and pile body and broken
It is separated by by geotextiles between stone and slopes, two layers of geotextiles and rubble form a filter layer；The bracing means be by
Reinforcement effect possessed by friction pile itself, while the rubble of periphery also increases the skid resistance of slopes to a certain extent；
The captation includes collector pipe and gully-hole, and the collector pipe and gully-hole and pile body are vertically arranged and interlock
Distribution, the collector pipe passes through filter layer and is connected by gully-hole with the inner cavity of catchmenting inside pile body, described to catchment under inner cavity
End is equipped with antiseepage bottom cavity；The intracorporal water in slope flows through gully-hole through filter layer or collector pipe, and remittance is catchmented among inner cavity；
The drainage arrangement includes the drainpipe being connected with pile body, and the water inlet of the drainpipe extends to catchmenting for pile body
In the antiseepage bottom cavity of inner cavity, the water inlet of the drainpipe is equipped with filter device, and the drainpipe is along slope aspect and slope foot
Reservoir be connected, by the siphon pipe in drainpipe siphonage by friction pile catchment inner cavity ponding be discharged slope off-balancesheet portion.
Further, the outside of the drainpipe is equipped with rigid antiseepage casing, and the drainpipe is pvc pipe, the draining
It is equipped with several siphon pipes in pipe, is equipped with filler between several siphon pipes.
Further, the siphon pipe is made of the PU pipe of internal diameter 4mm, outer diameter 6mm.
Further, the filter device includes counterweight casing and filter screen, and the counterweight casing passes through interface and draining
The water inlet of pipe connects.
Further, the height of the drainpipe water outlet is lower than the height of drainpipe water inlet.
Further, the bottom and side wall of the reservoir is coated with impermeable coating.
Further, the collector pipe and gully-hole be distributed in pile body left side and mutually contradictory front and rear sides,
And the collector pipe and gully-hole rise setting in the shape of a spiral.
Further, the collector pipe is obliquely installed, and the inclined direction of the collector pipe is consistent with the slope aspect of slopes；Institute
The upper half for stating collector pipe is made of seepy material, and several permeable holes are offered on the upper half of the collector pipe；Institute
The lower half for stating collector pipe is made of impermeable material；The gully-hole is fluid-tight pvc pipe.
Further, the bottom and side wall of the antiseepage bottom cavity is coated with impervious material.
Further, the top of the pile body is equipped with openable and closable stake lid.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model has fully considered the combination of friction pile and drainpipe, using motorless physical principle, realizes
While upgrade a slope, groundwater level is controlled, has fully ensured that the safety on slope.
2, the siphon drainage functional effect of the utility model is good, and structure is simple, and easy for construction, energy consumption is few, and not
Regular administration is needed, input cost is low.
3, the filter layer of the utility model is made of rubble and geotextiles, at low cost, and effect is good, and can be avoided because heavy
Drop causes the changing of the relative positions of filter layer and gully-hole and causes to block.
4, the collector pipe of the utility model, lower part fluid-tight dissymmetrical structure permeable using top, to realize permeable
With the unification of confluence, the efficiency of discharge slopes ponding is improved.
5, in the siphon drainge system of the utility model, the filter device of water inlet is light easy to install, prevents blocking siphon
Pipe, and increase weight appropriate, the floating of water inlet is prevented, interference of the air to siphonage is avoided.
6, it in the siphon drainge system of the utility model, is drained using several drainpipes that more siphon pipes integrate,
The small defect of siphon pipe water yield is avoided, whole drainage effect is significant.
7, the laying of the collector pipe of the utility model and drainpipe can be in the artificial banking process on pourable medium slope
It constructs, greatly reduces difficulty of construction, reduce cost input.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the enlarged diagram of the utility model pile；
Fig. 3 is the cross-sectional view of A-A' in Fig. 2；
Fig. 4 is the structural schematic diagram of filter device in the utility model；
Fig. 5 is the sectional view of drainpipe in the utility model；
Fig. 6 is the structural schematic diagram of collector pipe in the utility model.
In figure: 1 lid, 2 pile bodies, 3 are catchmented inner cavity, 4 rubbles, 5 collector pipes, 6 antiseepage bottom cavities, 7 geotextiles, 8 gully-holes, 9
Rigid antiseepage casing, 10 drainpipes, 11 reservoirs, 12 filter devices, 13 interfaces, 14 counterweight casings, 15 filter screens, 16 siphons
Pipe, 17PVC pipe, 18 fillers, 19 upper halves, 20 lower half, 21 permeable holes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of depth suitable for dregs loose structure slope
Portion drains friction pile, and including the antiskid pile body being set in slopes, the antiskid pile body includes the pile body 2 being vertically arranged, institute
It states and is connected separately with captation, drainage arrangement and bracing means on pile body 2.
The bracing means includes the rubble 4 being layed in outside pile body all around, between the rubble 4 and pile body 2 and
It is separated by by geotextiles 7 between rubble 4 and slopes, two layers of geotextiles 7 forms a filter layer with rubble 4；Reinforcing dress
It sets, is the reinforcement effect possessed by friction pile itself, peripheral rubble also increases the skid resistance of slopes to a certain extent；
Wherein, the filter layer is from stake top to stake bottom, the laying of gamut in the vertical direction, can prevent from causing because pile body settles
Gully-hole blocking, influence whole drainage effect.
The captation includes collector pipe 5 and gully-hole 8, and the collector pipe 5 and gully-hole 8 are vertically arranged with pile body 2
And be interspersed, the collector pipe 5 passes through filter layer and is connected by gully-hole 8 with the inner cavity 3 of catchmenting inside pile body 2, the collection
The lower end of water inner cavity 3 is equipped with antiseepage bottom cavity 6；In the present embodiment, the intracorporal water in slope flows through collection through filter layer or collector pipe
Water hole, remittance are catchmented among inner cavity.
The drainage arrangement includes the drainpipe 10 being connected with pile body 2, and the water inlet of the drainpipe 10 extends to pile body 2
Inner cavity 3 of catchmenting antiseepage bottom cavity 6 in, the water inlet of the drainpipe 10 is equipped with filter device 12,10 edge of drainpipe
Slope aspect be connected with the reservoir 11 of slope foot, in the present embodiment, the water of inner cavity 3 of catchmenting enters drainpipe by filter device 12
10, it is connected by drainpipe 10 and external reservoir 11, and form fluid-tight, and the bottom and side wall of the reservoir 11 applies
There is impermeable coating.
Specifically, the outside of the drainpipe 10 is equipped with rigid antiseepage casing 9, the rigidity antiseepage casing 9 is for being set in
Since far from friction pile direction, on the drainpipe 10 until arrival slope table, drainpipe 10 is played by rigid antiseepage casing 9
Protective effect；The drainpipe 10 be pvc pipe 17, can anti-antipriming pipe block water because of bending；If being equipped in the drainpipe 10
Dry root siphon pipe 16 is equipped with filler 18 between several siphon pipes 16, prevents the bending of siphon pipe from deforming.In this implementation
In example, the siphon pipe 16 and 10 specific number of drainpipe need to be laid with according to the actual conditions of Inclination body, more settable, increase
Big displacement, and prevent from blocking the work for influencing entire drainage system individually.Wherein, the siphon pipe 16 is by internal diameter 4mm, outer diameter
The PU pipe of 6mm is made, and can guarantee that water flow inside stablizes duration outflow in this way, 4mm caliber is facing for sticking wall flow and elastomeric flow
Boundary's caliber.In addition, the height of 10 water outlet of drainpipe is lower than the height of 10 water inlet of drainpipe, it is convenient for passing through in this way
The water for inner cavity 3 of catchmenting can be smoothly discharged into reservoir 11 by drainpipe 10.And the water inlet of siphon pipe and the height of horizontal channel
Degree difference is less than 10m, it is proposed that setting 8m or so prevents from settling and influencing whole drainage effect.
Specifically, the filter device 12 includes counterweight casing 14 and filter screen 15, the counterweight casing 14 passes through interface
13 connect with the water inlet of drainpipe 10, and in the present embodiment, counterweight casing, prevention and treatment water inlet are provided between interface and filter screen
The floating of mouth drainpipe.
Specifically, the collector pipe 5 and gully-hole 8 be distributed in pile body 2 left side and mutually contradictory front and rear sides,
And the collector pipe 5 and gully-hole 8 rise setting in the shape of a spiral, so that the intracorporal water in slope through filter layer or collector pipe,
Gully-hole is flowed through, remittance is catchmented among inner cavity.
Specifically, the collector pipe 5 is obliquely installed, and the inclined direction of the collector pipe 5 is consistent with the slope aspect of slopes, and
Tilt angle is preferably greater than 5 degree；The upper half 19 of the collector pipe 5 is made of seepy material, and the upper half of the collector pipe 5
Several permeable holes 21 are offered on 19；The lower half 20 of the collector pipe 5 is made of impermeable material；Make the collection in this way
The top half of water pipe 5 seeps water, and lower half portion confluence, the gully-hole 8 is fluid-tight pvc pipe.In addition, 5 periphery of collector pipe
Geotextiles are wrapped with close to slopes one end, slopes water filters by geotextiles and imports inner cavity of catchmenting by collector pipe.
Specifically, the bottom and side wall of the antiseepage bottom cavity 6 is coated with impervious material, barrier coat is formed.
Specifically, the top of the pile body 2 is equipped with openable and closable stake lid 1, the water level that observation can not only be facilitated internal with
The repair and maintenance of equipment, and excessive impurity can be prevented to be mixed into water.
In addition, the substantially process implemented using the utility model are as follows:
1, certain depth is excavated according to the form of construction work mechanical hole building of general friction pile in the proposed locations on slope；
2, geotextiles then are spread on stake downside wall, are propping four block baffles to the position of bottom center's certain distance,
Rubble is filled in the peripheral cavity of the rectangular-ambulatory-plane, geotextiles should be also laid between rubble and baffle；
3, steel reinforcement cage is woven in the internal cavities of rectangular-ambulatory-plane, certain space is reserved in central area；
4, as the rising of slope landfill height, rubble height and steel reinforcement cage rise with it, pay attention to after filling rubble every time,
Baffle is extracted out, to use during next time higher fill, and geotextiles are consistent with rubble height；
5, it after reaching specified height, needs the rigid antiseepage sleeve in gully-hole, collector pipe and drainage system is pre-
It is embedded to designated position, and wraps up geotextiles and reinforcing bar protective stent outside collector pipe；
6, after slope tatus completion, continue to fill rubble, be laid with geotextiles, steel reinforcement cage is woven, until the height of friction pile
Degree meets design requirement；
7, baffle is propped inside the friction pile on the inside of steel reinforcement cage, carries out concreting, forms antiskid stake body, and pour
It builds and completes stake lid；
8, after friction pile solidification-stable, from rigid antiseepage sleeve from the appearing of slope table, drainpipe is put into wherein, one
Head enters friction pile and catchments inner cavity, and other end is communicated along slope aspect with reservoir；
9, inner cavity of catchmenting then is entered by worker, completes the smearing operation of antiseepage bottom cavity impermeable coating, and siphon pipe is existed
Catchment inner cavity structure (including filter device etc.) assembling in place；
10, construction is completed, and covers stake lid, deployable corresponding draining.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (10)
1. a kind of In-pit water drainage friction pile suitable for dregs loose structure slope, including the antiskid pile body being set in slopes,
It is characterized by: the antiskid pile body includes the pile body (2) being vertically arranged, the dress that catchments is connected separately on the pile body (2)
It sets, drainage arrangement and bracing means；
The bracing means includes the rubble (4) being layed in outside pile body all around, between the rubble (4) and pile body (2), with
And be separated by by geotextiles (7) between rubble (4) and slopes, two layers of geotextiles (7) and rubble (4) form a filtering
Layer；
The captation includes collector pipe (5) and gully-hole (8), and the collector pipe (5) and gully-hole (8) and pile body (2) are hung down
Directly it is arranged and is interspersed, the collector pipe (5) passes through filter layer the catchment inner cavity internal by gully-hole (8) and pile body (2)
(3) it is connected, the lower end of the inner cavity of catchmenting (3) is equipped with antiseepage bottom cavity (6)；
The drainage arrangement includes the drainpipe (10) being connected with pile body (2), and the water inlet of the drainpipe (10) extends to stake
In the antiseepage bottom cavity (6) of the inner cavity of catchmenting (3) of body (2), the water inlet of the drainpipe (10) is equipped with filter device (12), institute
It states drainpipe (10) and is connected along slope aspect with the reservoir (11) of slope foot.
2. a kind of In-pit water drainage friction pile suitable for dregs loose structure slope according to claim 1, feature exist
In: the outside of the drainpipe (10) is equipped with rigid antiseepage casing (9), and the drainpipe (10) is pvc pipe (17), the draining
It manages and is equipped with several siphon pipes (16) in (10), be equipped with filler (18) between several siphon pipes (16).
3. a kind of In-pit water drainage friction pile suitable for dregs loose structure slope according to claim 2, feature exist
In: the siphon pipe (16) is made of the PU pipe of internal diameter 4mm, outer diameter 6mm.
4. a kind of In-pit water drainage friction pile suitable for dregs loose structure slope according to claim 1, feature exist
In: the filter device (12) includes counterweight casing (14) and filter screen (15), and the counterweight casing (14) passes through interface (13)
It is connect with the water inlet of drainpipe (10).
5. a kind of In-pit water drainage friction pile suitable for dregs loose structure slope according to claim 1, feature exist
In: the height of drainpipe (10) water outlet is lower than the height of drainpipe (10) water inlet.
6. a kind of In-pit water drainage friction pile suitable for dregs loose structure slope according to claim 1, feature exist
In: the bottom and side wall of the reservoir (11) is coated with impermeable coating.
7. a kind of In-pit water drainage friction pile suitable for dregs loose structure slope according to claim 1, feature exist
In: the collector pipe (5) and gully-hole (8) be distributed in pile body (2) left side and mutually contradictory front and rear sides, and it is described
Collector pipe (5) and gully-hole (8) rise setting in the shape of a spiral.
8. a kind of In-pit water drainage friction pile suitable for dregs loose structure slope according to claim 7, feature exist
In: the collector pipe (5) is obliquely installed, and the inclined direction of the collector pipe (5) is consistent with the slope aspect of slopes；The collector pipe
(5) the upper half (19) is made of seepy material, and it is permeable to offer several on the upper half (19) of the collector pipe (5)
Hole (21)；The lower half (20) of the collector pipe (5) is made of impermeable material；The gully-hole (8) is fluid-tight PVC
Pipe.
9. a kind of In-pit water drainage friction pile suitable for dregs loose structure slope according to claim 1, feature exist
In: the bottom and side wall of the antiseepage bottom cavity (6) is coated with impervious material.
10. a kind of In-pit water drainage friction pile suitable for dregs loose structure slope according to claim 1, feature exist
In: the top of the pile body (2) is equipped with openable and closable stake lid (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820859645.4U CN208328950U (en) | 2018-06-04 | 2018-06-04 | A kind of In-pit water drainage friction pile suitable for dregs loose structure slope |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820859645.4U CN208328950U (en) | 2018-06-04 | 2018-06-04 | A kind of In-pit water drainage friction pile suitable for dregs loose structure slope |
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| CN208328950U true CN208328950U (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820859645.4U Active CN208328950U (en) | 2018-06-04 | 2018-06-04 | A kind of In-pit water drainage friction pile suitable for dregs loose structure slope |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853591A (en) * | 2019-01-24 | 2019-06-07 | 石家庄铁道大学 | Drain friction pile and preparation method thereof |
| CN110080254A (en) * | 2019-05-14 | 2019-08-02 | 河北工业大学 | Draining friction pile-water guide culvert structure and construction method for oblique slope reinforcement |
| CN110468853A (en) * | 2019-05-09 | 2019-11-19 | 中铁二院工程集团有限责任公司 | Large-scale friction pile present tube band drainage system and construction method |
| CN111206563A (en) * | 2020-01-15 | 2020-05-29 | 浙江大学 | Slope siphon drainage device with composite pipe diameter |
| CN111441236A (en) * | 2020-04-09 | 2020-07-24 | 罗海军 | A attachment strap structure for bridgehead bump car |
| CN111764410A (en) * | 2020-06-19 | 2020-10-13 | 河海大学 | Anti-slide pile-tunnel structure suitable for hydrodynamic landslide and construction method thereof |
| CN114575357A (en) * | 2022-03-16 | 2022-06-03 | 兰州理工大学 | Self-drainage combined landslide retaining structure and construction method |
| CN115233745A (en) * | 2022-07-26 | 2022-10-25 | 中交三航局第三工程有限公司 | Geotextile wrapping method for preventing penetration around pile body of pipe pile of revetment structure |
| CN115492083A (en) * | 2022-09-20 | 2022-12-20 | 中煤科工集团沈阳设计研究院有限公司 | Drainage device for treating water seepage of soil slope of strip mine and application method of drainage device |
| CN117144943A (en) * | 2023-09-06 | 2023-12-01 | 重庆大学 | Full-automatic drainage slide-resistant pile system and application method thereof |
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2018
- 2018-06-04 CN CN201820859645.4U patent/CN208328950U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853591A (en) * | 2019-01-24 | 2019-06-07 | 石家庄铁道大学 | Drain friction pile and preparation method thereof |
| CN110468853A (en) * | 2019-05-09 | 2019-11-19 | 中铁二院工程集团有限责任公司 | Large-scale friction pile present tube band drainage system and construction method |
| CN110080254A (en) * | 2019-05-14 | 2019-08-02 | 河北工业大学 | Draining friction pile-water guide culvert structure and construction method for oblique slope reinforcement |
| CN111206563A (en) * | 2020-01-15 | 2020-05-29 | 浙江大学 | Slope siphon drainage device with composite pipe diameter |
| CN111441236A (en) * | 2020-04-09 | 2020-07-24 | 罗海军 | A attachment strap structure for bridgehead bump car |
| CN111764410A (en) * | 2020-06-19 | 2020-10-13 | 河海大学 | Anti-slide pile-tunnel structure suitable for hydrodynamic landslide and construction method thereof |
| CN114575357A (en) * | 2022-03-16 | 2022-06-03 | 兰州理工大学 | Self-drainage combined landslide retaining structure and construction method |
| CN114575357B (en) * | 2022-03-16 | 2023-10-27 | 兰州理工大学 | Self-drainage combined landslide support structure and construction method |
| CN115233745A (en) * | 2022-07-26 | 2022-10-25 | 中交三航局第三工程有限公司 | Geotextile wrapping method for preventing penetration around pile body of pipe pile of revetment structure |
| CN115233745B (en) * | 2022-07-26 | 2023-06-30 | 中交三航局第三工程有限公司 | Geotextile wrapping method for preventing permeation around pile body of pile in revetment structure |
| CN115492083A (en) * | 2022-09-20 | 2022-12-20 | 中煤科工集团沈阳设计研究院有限公司 | Drainage device for treating water seepage of soil slope of strip mine and application method of drainage device |
| CN115492083B (en) * | 2022-09-20 | 2024-05-17 | 中煤科工集团沈阳设计研究院有限公司 | Drainage device for treating soil slope water seepage of strip mine and use method thereof |
| CN117144943A (en) * | 2023-09-06 | 2023-12-01 | 重庆大学 | Full-automatic drainage slide-resistant pile system and application method thereof |
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