CN110397048A - A kind of drainage arrangement and method of the series connection sump for landslide control - Google Patents
A kind of drainage arrangement and method of the series connection sump for landslide control Download PDFInfo
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- CN110397048A CN110397048A CN201910619513.3A CN201910619513A CN110397048A CN 110397048 A CN110397048 A CN 110397048A CN 201910619513 A CN201910619513 A CN 201910619513A CN 110397048 A CN110397048 A CN 110397048A
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- landslide
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- 238000000034 method Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 238000009412 basement excavation Methods 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 6
- 239000011435 rock Substances 0.000 claims description 5
- 230000011218 segmentation Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 38
- 230000000694 effects Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/10—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention discloses a kind of drainage arrangements of series connection sump for landslide control, comprising: several columns sump, each column sump are arranged from top to bottom along landslide inclined direction；Several drainpipes, a drainpipe are connected to the bottom of a column sump, and a drainpipe is discharged after collecting the underground water that a column sump is collected；Invention additionally discloses a kind of water discharge methods of series connection sump for landslide control, comprising the following steps: prospecting slip mass chooses underground water rich region and several columns sump is arranged；Step 2: several drainpipes are arranged according to the position of several columns sump, the underground water in a column sump is pooled in the drainpipe of its bottom connection and is discharged.The present invention has the beneficial effect for the underground water that quickly discharge sump is collected by the way of sump is connected in series.
Description
Technical field
The present invention relates to landslide control fields.It is more particularly related to a kind of series connection collection for landslide control
The drainage arrangement and method of well.
Background technique
It " controls slope in the improvement on landslide and first harnesses the river " and have become acknowledged saying, but existing method of prevent floods by water control is main
Earth's surface level is rested on, and effect less for the drainage measure of underground water is unobvious, and according to statistics, 95% landslide mainly occurs
After rainfall, rainwater infiltration, level of ground water are promoted after rainfall, greatly reduce the stability on landslide, meanwhile, Yi Xiefu
In aqueous, the non-uniform landslide of underground water, water content is extremely uneven, and stability difference is larger, for the stability that landslide is whole
It is very unfavorable, need to administer it, the underground water in removal of landslide, avoid landslide occur sliding generate economic loss and
Security risk.
Summary of the invention
It is an object of the invention to solve at least the above problems, and provide the advantages of at least will be described later.
It is a still further object of the present invention to provide a kind of drainage arrangements of series connection sump for landslide control, also provide
A kind of water discharge method of the series connection sump for landslide control, has the beneficial effect for quickly collecting and being discharged underground water.
In order to realize these purposes and other advantages according to the present invention, a kind of series connection collection for landslide control is provided
The drainage arrangement of well, comprising:
Several columns sump, each column sump are arranged from top to bottom along landslide inclined direction；
Several drainpipes, the drainpipe is along landslide inclined direction setting, the bottom of a drainpipe and a column sump
Portion's connection, a drainpipe are discharged after collecting the underground water that a column sump is collected.
Preferably, the depth of the sump gos deep into 1~2m of basement rock, and the diameter of the sump is 3~5m.
Preferably, the sump is equipped with cover board.
Preferably, the sump includes several drainage layers and several pouring layer being arranged alternately from top to bottom,
The drainage layer is located at the top of the pouring layer, and the drainage layer includes the first steel mesh of from-inner-to-outer setting, truss, the
Two steel meshes place cobble in the truss.
Preferably, the drainage layer further includes that several face upward inclined tube, and it is circumferentially fixed in the drainage that several face upward inclined tube
On the side wall of layer, and it is connected to the first inlet opening being arranged in the drainage layer.
Preferably, the pouring layer is equipped with several second inlet openings.
Preferably, first steel mesh is 800 mesh.
A kind of water discharge method of series connection sump for landslide control is also provided, comprising the following steps:
Step 1: prospecting slip mass, chooses underground water rich region and several columns sump is arranged, each column sump is along landslide
Inclined direction arrangement, the region of easy ponding is arranged in each sump；
Step 2: several drainpipes are arranged according to the position of several columns sump, the bottom of a column sump passes through one
Drainpipe is connected in series, and the sump collects underground water located around it, and the underground water in a column sump is pooled to it
It is discharged in the drainpipe of bottom connection.
Preferably, the setting up procedure of the sump specifically: excavate sump foundation pit, excavation pit and set to foundation pit
It sets steel reinforcement cage supporting alternately, segmentation is carried out to the steel reinforcement cage and is poured, several drainages being arranged alternately from top to bottom are formed
Layer and several pouring layer, several drainage layers and several pouring layer form sump.
The present invention is include at least the following beneficial effects:
Several columns sump and several drainpipes are set, vertical drainage arrangement is constructed, sump is made to catchment effect and row
It works well out；
Different elevation locations is arranged in each sump in each column sump, makes the concatenated drainpipe of each column sump
Formed must height difference, automatically by drainpipe after water level reach a certain height；
Several are provided in sump well bore and faces upward inclined tube, are faced upward inclined tube and are received the underground water for being distributed in the other positions of slip mass
Collect unified discharge in sump, realize the effect that big section is catchmented, reduces landslide body water content, improve the stabilization of slip mass
Property.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of the drainage arrangement of one of technical solution of the invention；
Fig. 2 is the structural schematic diagram of the sump of one of technical solution of the invention；
Fig. 3 is the drainage layer of one of technical solution of the invention and the distributed architecture schematic diagram of pouring layer；
Fig. 4 is the structural schematic diagram of the drainage layer of one of technical solution of the invention.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
The present embodiment provides a kind of drainage arrangements of series connection sump for landslide control, comprising:
Several columns sump 1, each column sump 1 are arranged from top to bottom along landslide inclined direction, are conveniently connected to sump 1
The underground water that the discharge of drainpipe 2 of bottom is collected, the specific position of sump 1 and 1 quantity of sump according to engineering it is practical and
Data reasonable arrangement after landslide Stability Analysis；
Several drainpipes 2, the drainpipe 2 is along landslide inclined direction setting, a drainpipe 2 and a column sump 1
Bottom connection, a drainpipe 2 is discharged after collecting the underground water of a column sump 1 collection, and the water of each column sump 1 is unified
Discharge, avoids underground hydropexis in sump 1, can play the role of the underground water being quickly discharged in sump 1.
In another technical solution, the depth of the sump 1 gos deep into 1~2m in basement rock 3, collects connecing in landslide
The underground water on nearly surface layer improves slip mass and is easy to come down the stability of part, and the diameter of the sump 1 is 3~5m, collects collection
Moisture around well 1.
In another technical solution, the sump 1 be equipped with cover board 4, avoid slip mass surface other materials into
Enter in sump 1, influences the water-collecting capacity of sump 1.
In another technical solution, it is disposed with double ladder in the sump 1, enters sump for service personnel
1 carries out maintenance and Optimize Casing Program.
In another technical solution, the sump 1 includes several drainage layers 11 being arranged alternately from top to bottom
With several pouring layer 12, the drainage layer 11 is located at the top of the pouring layer 12, and the drainage layer 11 includes from-inner-to-outer
The first steel mesh 111, truss 112, the second steel mesh 113 being arranged place cobble in the truss 112, and cobble, which has, to be fixed
Effect, the first steel mesh 111 and the second steel mesh 113 play fixed function while playing a role in filtering, and drainage layer 11 and pours
The height for building layer 12 determines that the more area of underground water is arranged in drainage layer 11 according to the easy rich region of underground water of slip mass
Domain, to play effect of preferably catchmenting.
In another technical solution, the drainage layer 11 further includes that several face upward inclined tube 5, several face upward inclined tube 5 weeks
It to being fixed on the side wall of the drainage layer 11, and is connected to the first inlet opening being arranged in the drainage layer 11, faces upward inclined tube 5
The underground water that the landslide weight compared with region farther away around sump 1, other than can collecting around sump 1 can be contacted, into
One step reduces the content of underground water in slip mass, improves the stability of slip mass, several face upward inclined tube 5 according to underground in slip mass
The enrichment degree and slip mass infiltration coefficient of water face upward oblique arrangement in 0~15 °.
In another technical solution, the pouring layer 12 is equipped with several second inlet openings 121, facilitates pouring layer
Underground water around 12 is pooled in sump 1.
In another technical solution, first steel mesh 111 is 800 mesh, and extraneous large particulate matter is avoided to enter
Sump 1.
The present embodiment provides a kind of water discharge methods of series connection sump for landslide control, comprising the following steps:
Step 1: prospecting slip mass, chooses underground water rich region and several columns sump 1 is arranged, each column sump 1 is along cunning
The inclined direction on slope arranges, and the region of easy ponding is arranged in each sump 1, facilitates in slip mass more moisture collections to collecting
In well 1, the depth of sump 1 gos deep into 1~2m in basement rock 3, and the diameter of sump 1 is 3~5m；
The setting up procedure of the sump 1 specifically: excavate 1 foundation pit of sump, excavation pit and give foundation pit be arranged reinforcing bar
Cage supporting alternately, before excavating sump 1, should flatten the aperture of setting sump 1, aperture should have clear construction safety mark
Will, and fence and earth's surface section, draining and antiseepage work are carried out, when being constructed in rainy season, enclosing for appropriate height is built on the ground of aperture
Weir, cutting depth determine that excavation progress is advisable with 1.5m/d according to the self-stability of Rock And Soil by calculating, and the waste of excavation is available
The hoist engine of 1t or more is sling, and must not exceed 0.2m every time3, the valve of suspension bucket should have double sets are anti-to open safety device, answer after hanging out
Transport immediately, be stacked at safe low lying areas, must not welding, induce secondary disaster, and should be as newly-built by resettlement as possible
It bankets place use, one section of sump of every excavations should carry out in time lithology and edit and record, and carefully verification weak intercalated layer situation, comprehensive analysis are ground
To study carefully, when having greater difference such as actual conditions with design, the exception that should be will be seen that is reported to construction unit and designing unit in time, and
When design for change, the real stake bottom elevation that digs should can determine that ventilation smoke exhaust stake holes is dug to certain in well with units scenes such as design, prospectings
After depth, for the construction environment for improving underground, there should be ventilation equipment in well head, common practices is to install a ventilation in well head
Machine is blown by underground under sebific duct (hose), should be handled in time underground water in digging process.When slopes watery compared with
When poor, directly draining in hole can be used, when watery is good, when water is very big, preferably use the outer tube pump Yield rainfall relation of stake holes.Draw water pumping hole
Diameter >=100mm, rated power >=30Kw, flow >=100m3/h, lift >=50m.When peephole water level rises above the warning line,
Pumped well should draw water in time, guarantee that head is poured in warning line hereinafter, carrying out segmentation to the steel reinforcement cage always, formed from upper
Several drainage layers 11 and several pouring layer 12 being arranged alternately under and, several drainage layers 11 and several pouring layer 12 form sump
1, the height of drainage layer 11 and pouring layer 12 determines that the reinforcing bar of steel reinforcement cage should specially build library according to the intracorporal easy ponding degree that comes down
It stacks, avoids pollution and corrode, corrosion, greasy dirt should be tested and removed before use, and keep cleaning and finished until pouring, pour
It builds layer and pouring layer is poured using ordinary portland cement, 42.5 grades of cement grade, the impurity of sand material and organic matter
Content should meet " concrete structure engineering construction and acceptance specification "；
Step 2: several drainpipes 2 are arranged according to the position of several columns sump 1, spud in draining in the lower section of sump 1
The placement pipeline of pipe 2, the diameter of drainpipe 2 are less than sump 1, and the placement pipeline of drainpipe 1 uses directed-drilling technique, more
Positioning device is arranged in a 1 bottom of sump, chooses one of sump 1 as construction well, is oriented according to positioning requirements
Drilling, is connected between sump 1 and pipeline according to design requirement, and the bottom of a column sump 1 passes through a drainpipe 2
Serial communication, the sump 1 collect underground water located around it, and the underground water in a column sump 1 is pooled to its bottom
It is discharged in the drainpipe 2 of connection；
The drainpipe 2 of 1 bottom of each column sump connection passes through connection using the Technology of Directional Drilling in trenchless engineering field
Different sumps 1 reach self-draining purpose, and avoiding cannot be protected using water pumper waste of resource and draining timeliness
The shortcomings that barrier.In landslide control field, the measure for using sump to drain is resolution more rare in industry, the program
Effect obviously can also greatly save engineering cost, provide biggish reference and evocation for engineering is practical.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (9)
1. a kind of drainage arrangement of the series connection sump for landslide control characterized by comprising
Several columns sump (1), each column sump (1) are arranged from top to bottom along landslide inclined direction；
Several drainpipes (2), the drainpipe (2) is along landslide inclined direction setting, a drainpipe (2) and a column sump
(1) bottom connection, a drainpipe (2) are discharged after collecting the underground water that a column sump (1) is collected.
2. the drainage arrangement for the series connection sump of landslide control as described in claim 1, which is characterized in that described to catchment
The depth of well (1) gos deep into 1~2m in basement rock (3), and the diameter of the sump (1) is 3~5m.
3. the drainage arrangement for the series connection sump of landslide control as described in claim 1, which is characterized in that described to catchment
Well (1) is equipped with cover board (4).
4. the drainage arrangement for the series connection sump of landslide control as described in claim 1, which is characterized in that described to catchment
Well (1) includes several drainage layers (11) and several pouring layer (12) being arranged alternately from top to bottom, the drainage layer (11)
Positioned at the top of the pouring layer (12), the drainage layer (11) includes the first steel mesh (111) of from-inner-to-outer setting, truss
(112), the second steel mesh (113), the truss (112) is middle to place cobble.
5. the drainage arrangement for the series connection sump of landslide control as claimed in claim 4, which is characterized in that the drainage
Layer (11) further include: several face upward inclined tube (5), and it is circumferentially fixed on the side wall of the drainage layer (11) that several face upward inclined tube (5),
And it is connected to the first inlet opening being arranged on the drainage layer (11).
6. the drainage arrangement for the series connection sump of landslide control as claimed in claim 4, which is characterized in that described to pour
Layer (12) is equipped with several second inlet openings (121).
7. the drainage arrangement for the series connection sump of landslide control as claimed in claim 4, which is characterized in that described first
Steel mesh (111) is 800 mesh.
8. a kind of water discharge method of the series connection sump for landslide control, which comprises the following steps:
Step 1: prospecting slip mass, chooses underground water rich region setting several columns sump (1), each column sump (1) is along cunning
The inclined direction on slope arranges, and the region of easy ponding is arranged in each sump (1)；
Step 2: several drainpipes (2) are arranged according to the position of several columns sump (1), the bottom of a column sump (1) passes through
A piece drainpipe (2) is connected in series, and the sump (1) collects underground water located around it, the ground in a column sump (1)
It is lauched discharge in the drainpipe (2) for being pooled to the connection of its bottom.
9. the water discharge method for the series connection sump of landslide control as claimed in claim 8, which is characterized in that described to catchment
The setting up procedure of well (1) specifically: excavate sump (1) foundation pit, excavation pit and to foundation pit setting steel reinforcement cage supporting alternately into
Row carries out segmentation to the steel reinforcement cage and pours, forms several drainage layers (11) and several pouring layer being arranged alternately from top to bottom
(12), several drainage layers (11) and several pouring layer (12) form sump (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910619513.3A CN110397048A (en) | 2019-07-10 | 2019-07-10 | A kind of drainage arrangement and method of the series connection sump for landslide control |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910619513.3A CN110397048A (en) | 2019-07-10 | 2019-07-10 | A kind of drainage arrangement and method of the series connection sump for landslide control |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042099A (en) * | 2019-12-19 | 2020-04-21 | 中国地质大学（武汉） | Water collecting well with replaceable water filtering structure |
| CN114197501A (en) * | 2021-12-29 | 2022-03-18 | 中国长江三峡集团有限公司 | Reinforcement system for large-scale landslide control and construction method thereof |
| CN114575358A (en) * | 2022-03-17 | 2022-06-03 | 中钢集团马鞍山矿山研究总院股份有限公司 | Combined drainage and seepage system suitable for drainage of weak-permeability soil layer slope |
| CN114703874A (en) * | 2022-04-15 | 2022-07-05 | 内蒙古满世煤炭集团点石沟煤炭有限责任公司 | Anti-landslide structure of strip mine refuse dump and construction method thereof |
| CN114718175A (en) * | 2022-05-09 | 2022-07-08 | 四川省交通勘察设计研究院有限公司 | Landslide drainage system and construction method thereof |
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| CN109881658A (en) * | 2019-02-15 | 2019-06-14 | 湖南中天青鼎工程科技有限公司 | A kind of radial construction technology for red mud consolidation draining |
| CN210857235U (en) * | 2019-07-10 | 2020-06-26 | 中国地质大学（武汉） | A drainage device that is used for series connection sump pit that landslide was administered |
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| JP2001040673A (en) * | 1999-07-28 | 2001-02-13 | Meiji Consultant Kk | Clogging prevention method for catch and drain pipe |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042099A (en) * | 2019-12-19 | 2020-04-21 | 中国地质大学（武汉） | Water collecting well with replaceable water filtering structure |
| CN114197501A (en) * | 2021-12-29 | 2022-03-18 | 中国长江三峡集团有限公司 | Reinforcement system for large-scale landslide control and construction method thereof |
| CN114575358A (en) * | 2022-03-17 | 2022-06-03 | 中钢集团马鞍山矿山研究总院股份有限公司 | Combined drainage and seepage system suitable for drainage of weak-permeability soil layer slope |
| CN114703874A (en) * | 2022-04-15 | 2022-07-05 | 内蒙古满世煤炭集团点石沟煤炭有限责任公司 | Anti-landslide structure of strip mine refuse dump and construction method thereof |
| CN114703874B (en) * | 2022-04-15 | 2024-04-30 | 内蒙古满世煤炭集团点石沟煤炭有限责任公司 | Anti-slip slope structure of strip mine dumping site and construction method thereof |
| CN114718175A (en) * | 2022-05-09 | 2022-07-08 | 四川省交通勘察设计研究院有限公司 | Landslide drainage system and construction method thereof |
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