CN113882402A - Device and method for cooperative action of landslide control and drainage - Google Patents

Device and method for cooperative action of landslide control and drainage Download PDF

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Publication number
CN113882402A
CN113882402A CN202111191785.1A CN202111191785A CN113882402A CN 113882402 A CN113882402 A CN 113882402A CN 202111191785 A CN202111191785 A CN 202111191785A CN 113882402 A CN113882402 A CN 113882402A
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CN
China
Prior art keywords
drainage
landslide
pile
slide
well
Prior art date
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Pending
Application number
CN202111191785.1A
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Chinese (zh)
Inventor
张玉芳
颜志雄
李健
袁坤
黄启迪
杨忠民
宋国壮
万军利
向润泽
周文晈
尹振华
高旭
李伟
李嘉明
蹇晓华
侯李杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Academy of Railway Sciences Corp Ltd CARS
Railway Engineering Research Institute of CARS
Original Assignee
China Academy of Railway Sciences Corp Ltd CARS
Railway Engineering Research Institute of CARS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by China Academy of Railway Sciences Corp Ltd CARS, Railway Engineering Research Institute of CARS filed Critical China Academy of Railway Sciences Corp Ltd CARS
Priority to CN202111191785.1A priority Critical patent/CN113882402A/en
Publication of CN113882402A publication Critical patent/CN113882402A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00Excavations; Bordering of excavations; Making embankments
    • E02D17/20Securing of slopes or inclines
    • E02D17/207Securing of slopes or inclines with means incorporating sheet piles or piles
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D15/00Handling building or like materials for hydraulic engineering or foundations
    • E02D15/02Handling of bulk concrete specially for foundation or hydraulic engineering purposes
    • E02D15/04Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D19/00Keeping dry foundation sites or other areas in the ground
    • E02D19/06Restraining of underground water
    • E02D19/10Restraining of underground water by lowering level of ground water
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D19/00Keeping dry foundation sites or other areas in the ground
    • E02D19/06Restraining of underground water
    • E02D19/12Restraining of underground water by damming or interrupting the passage of underground water
    • E02D19/20Restraining of underground water by damming or interrupting the passage of underground water by displacing the water, e.g. by compressed air
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22Piles
    • E02D5/24Prefabricated piles
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/74Means for anchoring structural elements or bulkheads

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)

Abstract

The invention relates to the technical field of building construction, in particular to a device and a method for cooperative action of landslide control and drainage. This landslide prevention and drainage synergism's device includes: the anti-skid device comprises anti-skid piles, a dense well, anti-skid pile guard arms, a first concealed conduit, a second concealed conduit and a drainage tunnel; the pile body of the anti-slide pile ring is provided with a sealing well; the anti-slide pile arm guard is annularly provided with a first hidden pipe which is inclined upwards; the dense wells of the adjacent anti-slide piles are communicated through a second concealed pipe; the sealed well is communicated with the drainage tunnel. The invention is suitable for landslide prevention and landslide control of landslide areas with large rainfall, concentrated rainfall, shallow underground water burial depth, large water quantity and large slope body influence by underground water, and is applied to landslide of railway engineering and highway engineering and ancient landslide hazard control.

Description

Device and method for cooperative action of landslide control and drainage
Technical Field
The invention relates to the technical field of building construction, in particular to a device and a method for cooperative action of landslide control and drainage.
Background
The slide pile penetrates through the landslide body and goes deep into the pile column of the slide bed to support and block the sliding force of the landslide body and play a role in stabilizing the side slope, is suitable for the landslide of a shallow layer and a medium-thick layer, and is a main measure for anti-sliding treatment. The anti-slide pile can effectively prevent and control landslide, but underground water in the slope is not easy to discharge, and the stability of the slope body is damaged due to the accumulation of a large amount of underground water, and the durability of the anti-slide pile is also affected.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a device for cooperation of landslide control and drainage, which aims to solve the technical problems in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a landslide control and drainage synergistic device, which comprises: the anti-skid device comprises anti-skid piles, a dense well, anti-skid pile guard arms, a first concealed conduit, a second concealed conduit and a drainage tunnel;
the pile body of the anti-slide pile ring is provided with a sealing well;
the anti-slide pile arm guard is annularly provided with a first hidden pipe which is inclined upwards;
the dense wells of the adjacent anti-slide piles are communicated through a second concealed pipe;
the sealed well is communicated with the drainage tunnel.
Preferably, the landslide control and drainage synergy device further comprises a working well; and the working well is connected with the drainage tunnel.
Preferably, the slide-resistant pile is provided with a downward inclined grouting pipe above the sealed well.
Preferably, the anti-slide pile protection arm is provided with an oblique drain hole.
Preferably, the first concealed pipe is arranged in the inclined drainage hole and is provided with an inverted filter bag.
Preferably, the anti-slide pile backer side guard arm is provided with an anchor rope.
The invention provides a method for landslide prevention and drainage, which is characterized in that a device with the cooperative effect of landslide prevention and drainage is arranged at a landslide position.
By adopting the technical scheme, the invention has the following beneficial effects:
the device for preventing and controlling landslide and realizing synergistic effect of drainage has the advantages of large anti-sliding capacity, small masonry quantity, economy and effectiveness compared with other anti-sliding projects under the conditions of large landslide thrust and deep sliding surface, flexible pile position, capability of being arranged at the most anti-sliding part in a landslide body, capability of draining underground water by arranging a well-sealed underground pipe, capability of reinforcing rock mass and capability of improving the stress of an anti-sliding pile by arranging an anchor rope. The invention is suitable for landslide prevention and landslide control of landslide areas with large rainfall, concentrated rainfall, shallow underground water burial depth, large water quantity and large slope body influence by underground water, and is applied to landslide of railway engineering and highway engineering and ancient landslide hazard control.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a landslide control and drainage synergy apparatus provided in an embodiment of the present invention;
FIG. 2 is a connection diagram of a well-sealing hidden pipe between adjacent anti-slide piles of the device for landslide control and drainage synergy provided by the embodiment of the invention;
FIG. 3 is a sectional view A-A of an anti-slide pile dense well of the device for landslide control and drainage synergy provided by an embodiment of the invention;
FIG. 4 is a sectional view B-B of an anti-slide pile dense well of the device for landslide control and drainage synergy provided by an embodiment of the invention;
FIG. 5 is a schematic structural view of a cross-sectional view of a drainage tunnel according to an embodiment of the present invention;
fig. 6 is a cross-sectional view of a cable bolt structure provided in accordance with an embodiment of the present invention;
FIG. 7 is a schematic view of a tilted drain hole according to an embodiment of the present invention;
fig. 8 is a vertical layout view of a drainage cavity according to an embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Example one
The embodiment provides a landslide prevention and treatment and drainage synergism's device, and it includes: the system comprises an anti-slide pile 1, a dense well 2, an anti-slide pile guard arm 3, a first concealed conduit 5, a second concealed conduit 4 and a drainage tunnel 7; the antiskid pile 1 is provided with a dense well 2 around the pile body; the anti-slide pile guard arm 3 is annularly provided with a first hidden pipe 5 which is inclined upwards; the dense wells 2 of the adjacent anti-slide piles 1 are communicated through second concealed pipes 4; the sealed well 2 is communicated with a drainage tunnel 7.
Preferably, the first closed conduit 5 is a Φ 110PVC conduit.
Preferably, the second concealed pipe 4 is a phi 140 galvanized steel pipe.
In this embodiment, preferably, the landslide control and drainage cooperative device further comprises a working well 8; the working well 8 is connected with the drainage tunnel 7.
Preferably, the drainage tunnel 4 is made of a prefabricated reinforced concrete circular pipe, and the model of the concrete circular pipe is a phi 220X22cmF jacking pipe.
In this embodiment, the slide-resistant pile 1 is preferably provided with a downward inclined grouting pipe 6 above the tight well 2.
In this embodiment, the slide-resistant pile arm 3 is preferably provided with a vertically inclined drain hole 11.
In this embodiment, the first hidden pipe 5 is preferably arranged in the inclined drainage hole 11 and provided with the reverse filter bag 12.
In this embodiment, it is preferable that the anti-slide pile 1 is provided with an anchor cable 9 by a side arm guard 10.
Example two
The second embodiment provides a landslide prevention and drainage method, wherein a device with a cooperative effect of landslide prevention and drainage is installed at a landslide position, and the specific installation method comprises the following steps:
1) carrying out small hole advanced grouting on the overexcavation part of the closed well underground pipe in advance:
and (3) excavating the anti-slide pile 1 to a position 0.5m above the tight well 2, drilling downwards by adopting a drilling hole with the aperture of 49mm at an angle of 45 degrees, wherein the drilling hole is 2.0m long, the horizontal distance between the drilling holes is 0.5m, inserting a PVC grouting pipe 6 with the diameter of 49mm into the drilling hole, and performing small-hole advanced grouting on the over-excavated part of the tight well 2, wherein the dosage of grouting cement is 1 t/hole.
2) The antiskid pile protecting wall near the sliding surface 13 is provided with a ring-shaped well-sealed first concealed pipe 5.
The height of the pile body is 2m, the construction method is that the protective wall at the corresponding position of the slide-resistant pile 1 is over-dug by 0.2m, the excavation slope rate of the upper end and the lower end is 1:1, the protective wall is connected with the upper protective wall and the lower protective wall to form a dense well 2 with the height of 2.0m and the thickness of 0.2m and with the pile body of the slide-resistant pile, an oblique drainage hole 11 is arranged on the protective wall of the slide-resistant pile, the underground water around the slide-resistant pile is collected, the single hole length of the drainage hole 11 at the mountain leaning side is 2.0m, the drainage hole length between the adjacent slide-resistant piles 1 is 1.0m, the hole diameter is 110mm, and the structure of the drainage hole 11 is shown in figure 7 (see figures 1, 2, 3, 4 and 7).
3) A second hidden pipe 4 is communicated with the river sides of the two anti-slide pile dense wells;
the second concealed pipe 4 is connected by galvanized steel pipes with the diameter of 140.0mm, the length of a single galvanized steel pipe is 2.8m, and the two sections are respectively lapped by 0.5m, and the total number of the galvanized steel pipes is 18; three sides are arranged, namely, the side close to the mountain. (see fig. 1, 2, 3, 4).
4) The sluicing tunnel 4 is provided with:
the dense well 2 is connected with the drainage tunnel 4, the working well 8 is connected with the drainage tunnel, the drainage tunnel 4 is made of a prefabricated reinforced concrete circular pipe, the model of the concrete circular pipe is a phi 220X22cmF jacking pipe, the slope surface arrangement slope rate is 5%, the D1 anti-slide pile dense well is internally connected, and underground water in a hidden pipe of the dense well is drained. The design adopts a jacking construction method for construction. (see fig. 5, 8).
5) The anchor cable is arranged:
the anchor cable 9 has a horizontal included angle of 25 degrees and is connected with the anti-slide pile backer side protection arm 10. (see FIG. 6)
The invention provides a method for landslide prevention and drainage, which is characterized in that a device with the cooperative effect of landslide prevention and drainage is arranged at a landslide position.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (7)

1. A landslide control and drainage synergy device, comprising: the anti-slide pile comprises anti-slide piles (1), a dense well (2), anti-slide pile guard arms (3), a first concealed pipe (5), a second concealed pipe (4) and a drainage tunnel (7);
the anti-slide pile (1) is provided with a sealing well (2) around the pile body;
the anti-slide pile guard arm (3) is annularly provided with a first hidden pipe (5) which is inclined upwards;
the dense wells (2) of the adjacent anti-slide piles (1) are communicated through a second concealed pipe (4);
the sealed well (2) is communicated with the drainage hole (7).
2. A landslide control and drainage synergy apparatus according to claim 1 further comprising a working well (8); the working well (8) is connected with the drainage tunnel (7).
3. Landslide control and drainage synergy device according to claim 1, characterized in that the anti-slide pile (1) is provided with a down-slanting grouting pipe (6) above the tight well (2).
4. Landslide control and drainage synergy apparatus according to claim 1 characterized in that the anti-slide pile guard arm (3) is laid with a slanted drain hole (11).
5. Landslide control and drainage synergy device according to claim 1, characterized in that the first concealed pipe (5) is provided in an inclined drainage hole (11) and provided with an anti-filter bag (12).
6. Landslide control and drainage synergy apparatus according to claim 1, characterized in that the anti-slide pile (1) is provided with anchor lines (9) against the hill side armguard (10).
7. A method of landslide control and drainage characterized in that a landslide control and drainage synergy apparatus of any one of claims 1 to 6 is installed at a landslide location.
CN202111191785.1A 2021-10-13 2021-10-13 Device and method for cooperative action of landslide control and drainage Pending CN113882402A (en)

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CN202111191785.1A CN113882402A (en) 2021-10-13 2021-10-13 Device and method for cooperative action of landslide control and drainage

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CN202111191785.1A CN113882402A (en) 2021-10-13 2021-10-13 Device and method for cooperative action of landslide control and drainage

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN115075223A (en) * 2022-07-05 2022-09-20 应急管理部国家自然灾害防治研究院 Novel combination formula friction pile and monitoring system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08184058A (en) * 1994-12-28 1996-07-16 Ohbayashi Corp Landslide protection construction
CN202787281U (en) * 2012-09-12 2013-03-13 中铁第四勘察设计院集团有限公司 Hydrophobic anti-slide structure
CN103321233A (en) * 2013-07-04 2013-09-25 中铁西北科学研究院有限公司 Slope deep draining and in-slope underground water recycling device and manufacturing 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
CN111254954A (en) * 2020-03-24 2020-06-09 中铁二院工程集团有限责任公司 Anti-slide pile assembly with anti-seismic and water-draining functions and construction method thereof
CN113006097A (en) * 2021-03-01 2021-06-22 枣庄学院 Permeable water-intercepting anti-skid structure for treating giant landslide and construction method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08184058A (en) * 1994-12-28 1996-07-16 Ohbayashi Corp Landslide protection construction
CN202787281U (en) * 2012-09-12 2013-03-13 中铁第四勘察设计院集团有限公司 Hydrophobic anti-slide structure
CN103321233A (en) * 2013-07-04 2013-09-25 中铁西北科学研究院有限公司 Slope deep draining and in-slope underground water recycling device and manufacturing 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
CN111254954A (en) * 2020-03-24 2020-06-09 中铁二院工程集团有限责任公司 Anti-slide pile assembly with anti-seismic and water-draining functions and construction method thereof
CN113006097A (en) * 2021-03-01 2021-06-22 枣庄学院 Permeable water-intercepting anti-skid structure for treating giant landslide and construction method thereof

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Title
张玉芳: "《西南红层软岩地区铁路滑坡形成机理分析及治理措施》", 《铁道建筑》 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN115075223A (en) * 2022-07-05 2022-09-20 应急管理部国家自然灾害防治研究院 Novel combination formula friction pile and monitoring system
CN115075223B (en) * 2022-07-05 2024-02-09 应急管理部国家自然灾害防治研究院 Monitoring system of combined type slide-resistant pile

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Application publication date: 20220104