CN108914879A - A kind of frame-type row infiltration system and method - Google Patents
A kind of frame-type row infiltration system and method Download PDFInfo
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- CN108914879A CN108914879A CN201810795577.4A CN201810795577A CN108914879A CN 108914879 A CN108914879 A CN 108914879A CN 201810795577 A CN201810795577 A CN 201810795577A CN 108914879 A CN108914879 A CN 108914879A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/10—Dams; Dykes; Sluice ways or other structures for dykes, dams, or the like
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
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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
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Sewage (AREA)
Abstract
It is arranged the invention discloses a kind of frame-type and seeps system and method, belonged to and arrange infiltration field in Tailings Dam, to solve the problems, such as that tailing water is difficult to be discharged in Tailings Dam.A kind of frame-type row infiltration system, frame drain system is provided in Tailings Dam, frame drain system is formed by connecting by the pillar drainage pipe of vertical direction and the beam type drainage pipe of horizontal direction by connector, the row's of being evenly equipped with seepage hole on pillar drainage pipe, the beam type drainage pipe upper half is evenly equipped with water seepage hole, is wrapped up on the outside of beam type drainage pipe with geotextiles.The present invention can effectively prevent the generation of dam-break accident, it is ensured that the safety of the lives and properties of Lower Reaches and existing facility prevents serious environmental pollution.
Description
Technical field
The invention belongs to infiltration field is arranged in Tailings Dam, and in particular to a kind of frame-type row infiltration system and method.
Background technique
The statistics analysis of accident is actually occurred according to China's tailing dam, dam body seepage failure accident is occupied in each
The forefront of the reason of kind accident occurs and its probability.Tailing dam itself is a kind of water conservancy project structure that bulk solid heap is built,
For operational process middle and upper reaches there are high potential energy water level, dam body forms complicated seepage field.Under seepage effect, when practical hydraulic gradient
The seepage deformations such as degree is when meeting or exceeding critical hydraulic gradient, and piping just occurs for dam body, stream soil, contact stream soil, and contact is lost with
Whole destruction is caused, dam break is even resulted in.Reducing dam seepage line is the static(al) and kinetic stability for improving dam body, guarantees dam body peace
Complete most effective approach.
When the analysis of seepage flow stability of tailing dam, static stability and kinetic stability deficiency, it would be possible to dam body occur
Unstability.
Summary of the invention
Mesh of the invention is to propose a kind of frame-type row's infiltration system, is asked with solve that tailing water in Tailings Dam is difficult to be discharged
Topic.
Another mesh of the invention is to propose a kind of frame-type row infiltration method, designs, constructs simultaneously, together simultaneously with Tailings Dam
Shi Yunhang.
Technical solution adopted by the present invention is：A kind of frame-type row infiltration system, is provided with frame in Tailings Dam
Drain system, frame drain system are connected with the beam type drainage pipe of horizontal direction by connector by the pillar drainage pipe of vertical direction
At the row's of being evenly equipped with seepage hole on pillar drainage pipe, the beam type drainage pipe upper half is evenly equipped with water seepage hole, uses geotechnique on the outside of beam type drainage pipe
Cloth package.
As a further improvement of the present invention, beam type drainage pipe is horizontal or tilts down setting, inclination angle 45 ° -90 ° it
Between.
As a further improvement of the present invention, a height of 3-5m of layer of the beam type drainage pipe, between adjacent pillar drainage pipe
Away from for 50-100m.
As a further improvement of the present invention, the pillar drainage pipe is set with by pillar drainage pipe inner tube and drainage pipe outer tube
It forms, the row's of being equipped with seepage hole in pillar drainage pipe inner tube and drainage pipe outer tube, the inner pipe wall outer wall of pillar drainage pipe is equipped with interior
The outer wall of layer geotextile layer, drainage pipe outer tube is equipped with outer layer geotextile layer, sets between pillar drainage pipe inner tube and drainage pipe outer tube
There is loaded filter.
As a further improvement of the present invention, the bottom of pillar drainage pipe is equipped with pedestal, is equipped with hook formula reinforcing bar in pedestal.
As a further improvement of the present invention, the diameter of the water seepage hole is 10mm.
As a kind of mode of the invention, the connector is cross-shaped connectors.
As another way of the invention, the connector is tee tube.
As another way of the invention, the connector is four-way pipe.
The method seeped with said frame formula row infiltration system row, includes the following steps：
A, tailing dam saturation line height and seepage discharge size are determined according to Stability analysis on seepage, column is determined by reservoir area seepage discharge size
Formula drainage pipe inner tube diameter and tube wall eyelet arrangement and middle layer of sand partial size and thickness；Aperture is as filter on pillar drainage pipe
Water pipe section, aperture size are 5-10mm, and percent opening takes 20%-40%；
B, vertical drainage pipe is built in the plane according to mesh arrangement, and every vertical pillar row seeps steel pipe and is fixed on the pedestal in library
On, every vertical drainage pipe of section uses flanged joint, and final height is lower than final height of dam 6.0m, and steel pipe top is sealed using steel plate；
C, beam type drainage pipe is set, and beam type drainage pipe is set as filter pipe and aqueduct, and position aperture above the horizontal plane is as filter
Water pipe is used as aqueduct below horizontal plane position, collects guide infiltration, infiltration is drained into outside library, the every raising 3- of beam type drainage pipe
5m is arranged one layer, guarantees the stabilization of vertical drainage pipe while stage construction is collected and seeped water.
Pillar drainage pipe and beam type drainage pipe of the present invention form frame-type row's infiltration system and are seeped water with being discharged in dam, are effectively reduced
Dam seepage line.
The present invention is used is arranged frame-type row's infiltration system in Tailings Dam, and vertical pillar drainage pipe uses double-jacket tube form,
Aperture is used as seepage channel on steel pipe, is used as loaded filter using sand in the double-deck geotextiles package between inner and outer pipes, prevent tailings into
Enter inner tube, beam type drainage pipe uses monolayer steel pipe, and half tube wall aperture above the horizontal plane is outer again after preventing infiltration from entering in pipe
It seeps, is wrapped up on the outside of beam type drainage pipe using geotextiles.Anticorrosive coating is used on the outside of steel pipe, to guarantee that steel pipe can achieve use
The time limit.
Within the tailing dam construction period, infiltration system directly is arranged in construction library, using arranging that frame-type arranges infiltration system in library, is dropped
For saturation to guarantee dam stability, this system one is set can form one with tailing dam in low library, guarantee that infiltration can in dam
Lasting discharge guarantees to be located at lower position into saturation in dam, guarantees the safety and stability of tailing dam.Avoid Tailings Dam operation
There are dam body destabilization problems because saturation is excessively high in later period.It can effectively prevent the generation of dam-break accident, it is ensured that the life of Lower Reaches
The safety for ordering property and existing facility, prevents serious environmental pollution.
Detailed description of the invention
Fig. 1 is the floor plan that a kind of frame-type arranges infiltration system；
Fig. 2 is the elevation that a kind of frame-type arranges infiltration system；
Fig. 3 is that a kind of frame-type arranges a kind of sectional view of embodiment of infiltration system；
Fig. 4 is the sectional view that a kind of frame-type arranges infiltration system another embodiment；
Fig. 5 is the first node schematic diagram that a kind of frame-type arranges infiltration system；
Fig. 6 is second of node schematic diagram that a kind of frame-type arranges infiltration system；
Fig. 7 is the third node schematic diagram that a kind of frame-type arranges infiltration system；
Fig. 8 is the structural schematic diagram that a kind of frame-type arranges pedestal in infiltration system；
Fig. 9 is the structural schematic diagram that a kind of frame-type arranges pillar drainage pipe in infiltration system；
Figure 10 is the structural schematic diagram that a kind of frame-type arranges beam type drainage pipe in infiltration system.
In figure：1- pillar drainage pipe inner tube；2- inner pipe wall；3- internal layer geotextile layer；4- loaded filter；Outside 5- drainage pipe
Pipe；6- outer layer geotextile layer；7- pillar drainage pipe；8- beam type drainage pipe；9- pedestal；10- concrete sump；11- tailing dam；
12- frame-type arranges infiltration system；13- water seepage hole；91- hooks formula reinforcing bar；71- arranges seepage hole；81- connector；82- tee tube；83- four-way
Pipe.
Specific embodiment
The present invention will be further described in detail with reference to the accompanying drawing.
As shown, the lower section of tailing dam 11 is equipped with concrete sump 10, frame drain system is provided in Tailings Dam
12, frame drain system 12 is connected with the beam type drainage pipe 8 of horizontal direction by connector by the pillar drainage pipe 7 of vertical direction
At a height of 3-5m of the layer of beam type drainage pipe, the spacing of adjacent pillar drainage pipe 7 is 50-100m.
Pillar drainage pipe 7 is connected with the intermediate node of the beam type drainage pipe 8 of horizontal direction can be orthogonal（Such as Fig. 3）, can also be oblique
It hands over（Such as Fig. 4）, beam type drainage pipe 8 tilts down setting, and inclination angle is between 45 ° -90 °.To facilitate the discharge of water in dam.
As illustrated in figs. 5-7, different with the tie point of beam type drainage pipe 8 for pillar drainage pipe 7, the shape of connector is not
Together, middle part is connected, connector is cross-shaped connectors 81, such as Fig. 5.Apex angle is connected, connector is tee tube 82, such as
Fig. 6.Avris is connected, connector is four-way pipe 83, such as Fig. 7.
The row's of being evenly equipped with seepage hole 71 on pillar drainage pipe 7,8 upper half of beam type drainage pipe are evenly equipped with water seepage hole 13, and beam type row is seeped
It is wrapped up on the outside of pipe with geotextiles.The diameter of water seepage hole 13 is 10mm.
Pillar drainage pipe 7 is made of pillar drainage pipe inner tube 1 and the suit of drainage pipe outer tube 5, pillar drainage pipe inner tube 1 and row
The row's of being equipped with seepage hole 71 on seepage pipe outer tube 5,2 outer wall of inner pipe wall of pillar drainage pipe are equipped with internal layer geotextile layer 3, outside drainage pipe
The outer wall of pipe 5 is equipped with outer layer geotextile layer 6, and loaded filter 4 is equipped between pillar drainage pipe inner tube 1 and drainage pipe outer tube 5；Loaded filter
It fills to be formed for middle sand.
The bottom of pillar drainage pipe 7 is equipped with pedestal 9, is equipped with hook formula reinforcing bar 91 in pedestal 9.
It is as follows to arrange infiltration method：
The first step：The characteristics of seepage that newly-built tailing dam is determined using investigation way and seepage calculation, calculates seepage discharge in dam, root
Tailing dam saturation line height and seepage discharge size are determined according to Stability analysis on seepage, and pillar drainage pipe is determined by reservoir area seepage discharge size
Inner tube diameter and tube wall eyelet arrangement and middle layer of sand partial size and thickness.Aperture is opened as drainage pipeline section on pillar drainage pipe
Hole size is 5-10mm, and percent opening takes 20%-40%.Set 600mm bigger than inner tube diameter for outer tube caliber, outside inner layer steel pipe
Wall wraps up geotextiles, and outer layer pipe outer wall geotextiles wrap up geotextiles, and sleeve sand in fills to form loaded filter between outer and inner tube,
Guarantee that vertical drainage pipe will not block；
Second step：Vertical drainage pipe is built in the plane according to by dendroid or mesh arrangement, every vertical pillar row seeps steel pipe
It is fixed in library on pedestal, every vertical drainage pipe of section uses flanged joint, and final height is lower than final height of dam 6.0m, steel pipe top
It is sealed using steel plate；
Third step：Vertical drainage pipe is uniformly distributed in library, is connected between each other using beam type drainage pipe, beam type drainage pipe every
3-5m is arranged one layer, can be orthogonal with vertical pillar drainage pipe, can also oblique, beam type drainage pipe connects vertical drainage pipe and is used for guide
Infiltration, sets filter pipe and aqueduct for beam type drainage pipe, position aperture above the horizontal plane is as filter pipe, horizontal plane position
It is used as aqueduct below, collects guide infiltration, infiltration is drained into outside library, the every raising 3-5m of beam type drainage pipe is arranged one layer, more
Level collects the stabilization for guaranteeing vertical drainage pipe while infiltration；
4th step：Infiltration can finally pass through gutter collection outside library outside library and drain, and achieve the purpose that reduce saturation.
Claims (10)
1. a kind of frame-type arranges infiltration system, it is characterised in that：Frame drain system is provided in Tailings Dam（12）, frame drain system
（12）By the pillar drainage pipe of vertical direction（7）With the beam type drainage pipe of horizontal direction（8）It is formed by connecting by connector, pillar
Drainage pipe（7）On the row's of being evenly equipped with seepage hole（71), beam type drainage pipe（8）The upper half is evenly equipped with water seepage hole（13）, outside beam type drainage pipe
It is wrapped up with geotextiles side.
2. a kind of frame-type according to claim 1 arranges infiltration system, it is characterised in that：Beam type drainage pipe（8）It is horizontal or to
Under be obliquely installed, inclination angle is between 45 ° -90 °.
3. a kind of frame-type according to claim 2 arranges infiltration system, it is characterised in that：The layer of the beam type drainage pipe is a height of
3-5m, adjacent pillar drainage pipe（7）Spacing be 50-100m.
4. a kind of frame-type according to claim 3 arranges infiltration system, it is characterised in that：The pillar drainage pipe（7）By column
Formula drainage pipe inner tube（1）With drainage pipe outer tube（5）Suit composition, pillar drainage pipe inner tube（1）With drainage pipe outer tube（5）On be all provided with
There is row's seepage hole（71), the inner pipe wall of pillar drainage pipe（2）Outer wall is equipped with internal layer geotextile layer（3）, drainage pipe outer tube（5）It is outer
Wall is equipped with outer layer geotextile layer（6）, pillar drainage pipe inner tube（1）With drainage pipe outer tube（5）Between be equipped with loaded filter（4）.
5. a kind of frame-type according to claim 4 arranges infiltration system, it is characterised in that：Pillar drainage pipe（7）Bottom set
Have pedestal (9), hook formula reinforcing bar is equipped in pedestal (9)（91）.
6. a kind of frame-type according to claim 5 arranges infiltration system, it is characterised in that：The water seepage hole（13）Diameter be
10mm。
7. a kind of frame-type row infiltration system according to any one of claim 2-6, it is characterised in that：The connector
For cross-shaped connectors.
8. a kind of frame-type row infiltration system according to any one of claim 2-6, it is characterised in that：The connector
For tee tube.
9. a kind of frame-type row infiltration system according to any one of claim 2-6, it is characterised in that：The connector
For four-way pipe.
10. a kind of method that the row of the frame-type described in claim 1 infiltration system row is seeped, it is characterised in that include the following steps：
A, tailing dam saturation line height and seepage discharge size are determined according to Stability analysis on seepage, column is determined by reservoir area seepage discharge size
Formula drainage pipe inner tube diameter and tube wall eyelet arrangement and middle layer of sand partial size and thickness；Aperture is as filter on pillar drainage pipe
Water pipe section, aperture size are 5-10mm, and percent opening takes 20%-40%；
B, vertical drainage pipe is built in the plane according to mesh arrangement, and every vertical pillar row seeps steel pipe and is fixed on the pedestal in library
On, every vertical drainage pipe of section uses flanged joint, and final height is lower than final height of dam 6.0m, and steel pipe top is sealed using steel plate；
C, beam type drainage pipe is set, and beam type drainage pipe is set as filter pipe and aqueduct, and position aperture above the horizontal plane is as filter
Water pipe is used as aqueduct below horizontal plane position, collects guide infiltration, infiltration is drained into outside library, the every raising 3- of beam type drainage pipe
5m is arranged one layer, guarantees the stabilization of vertical drainage pipe while stage construction is collected and seeped water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810795577.4A CN108914879A (en) | 2018-07-19 | 2018-07-19 | A kind of frame-type row infiltration system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810795577.4A CN108914879A (en) | 2018-07-19 | 2018-07-19 | A kind of frame-type row infiltration system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108914879A true CN108914879A (en) | 2018-11-30 |
Family
ID=64415078
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810795577.4A Pending CN108914879A (en) | 2018-07-19 | 2018-07-19 | A kind of frame-type row infiltration system and method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158665A (en) * | 2019-04-03 | 2019-08-23 | 中节能大地环境修复有限公司 | Tailings Dam leachate collecting device and percolation liquid treating system |
| CN110747843B (en) * | 2019-11-07 | 2021-05-04 | 关士良 | Drainage reinforcing method for superfine tailing sedimentary beach |
| CN113550294A (en) * | 2021-07-26 | 2021-10-26 | 中钢集团马鞍山矿山研究总院股份有限公司 | A steel reinforcement cage drainage and seepage pipe for reducing infiltration line in side slope body fast |
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| CN103572747A (en) * | 2013-11-15 | 2014-02-12 | 付文堂 | Method for burying drainage-seepage body of reverse filtering pipe in tailing dam |
| CN104213627A (en) * | 2014-09-04 | 2014-12-17 | 兰州有色冶金设计研究院有限公司 | Three-dimensional tailing pond seepage system and seepage method thereof |
| CN106677229A (en) * | 2017-02-24 | 2017-05-17 | 中冶长天国际工程有限责任公司 | Pipe network system for treating frozen soil of tailings pond by combining drainage facility and construction method for pipe network system |
| CN208733613U (en) * | 2018-07-19 | 2019-04-12 | 兰州有色冶金设计研究院有限公司 | A kind of frame-type row infiltration system |
-
2018
- 2018-07-19 CN CN201810795577.4A patent/CN108914879A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103572747A (en) * | 2013-11-15 | 2014-02-12 | 付文堂 | Method for burying drainage-seepage body of reverse filtering pipe in tailing dam |
| CN104213627A (en) * | 2014-09-04 | 2014-12-17 | 兰州有色冶金设计研究院有限公司 | Three-dimensional tailing pond seepage system and seepage method thereof |
| CN106677229A (en) * | 2017-02-24 | 2017-05-17 | 中冶长天国际工程有限责任公司 | Pipe network system for treating frozen soil of tailings pond by combining drainage facility and construction method for pipe network system |
| CN208733613U (en) * | 2018-07-19 | 2019-04-12 | 兰州有色冶金设计研究院有限公司 | A kind of frame-type row infiltration system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158665A (en) * | 2019-04-03 | 2019-08-23 | 中节能大地环境修复有限公司 | Tailings Dam leachate collecting device and percolation liquid treating system |
| CN110158665B (en) * | 2019-04-03 | 2024-03-01 | 中节能大地环境修复有限公司 | Percolate collecting device for tailing pond and percolate treatment system |
| CN110747843B (en) * | 2019-11-07 | 2021-05-04 | 关士良 | Drainage reinforcing method for superfine tailing sedimentary beach |
| CN113550294A (en) * | 2021-07-26 | 2021-10-26 | 中钢集团马鞍山矿山研究总院股份有限公司 | A steel reinforcement cage drainage and seepage pipe for reducing infiltration line in side slope body fast |
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