CN202913416U - Drainage slide-resistant pile - Google Patents

Drainage slide-resistant pile Download PDF

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Publication number
CN202913416U
CN202913416U CN 201220581962 CN201220581962U CN202913416U CN 202913416 U CN202913416 U CN 202913416U CN 201220581962 CN201220581962 CN 201220581962 CN 201220581962 U CN201220581962 U CN 201220581962U CN 202913416 U CN202913416 U CN 202913416U
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CN
China
Prior art keywords
pile
draining
drainage
antislide
slide
Prior art date
Application number
CN 201220581962
Other languages
Chinese (zh)
Inventor
胡成宝
朱剑锋
诸葛萍
艾述刚
戚萧晨
刘珍昆
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宁波大学
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Priority to CN 201220581962 priority Critical patent/CN202913416U/en
Application granted granted Critical
Publication of CN202913416U publication Critical patent/CN202913416U/en

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Abstract

The utility model discloses a drainage slide-resistant pile which comprises a cylindrical pile body. A cylindrical hollow cavity is arranged in the pile body. The drainage slide-resistant pile is characterized in that a plurality of draining holes are evenly formed in the pile body along the axial direction, a drainage pipe is arranged in the cylindrical hollow cavity, gravels are filled in a gap of the cylindrical hollow cavity, a water outlet of the drainage pipe is connected with an external vacuum pump, a plurality of carbon fiber ribs are longitudinally arranged in the pile wall of the pile body, and the carbon fiber ribs are evenly distributed on the circumference of the section of the pile body. Geotechnical cloth used for filtering impurities in a reversing mode is wrapped on two side ends of each draining hole, the draining holes are distributed along the radial direction of the pile body in a staggered mode, and the vacuum pump is connected with a valve used for controlling pump output of the drainage pipe. The drainage slide-resistant pile has the advantages that the drainage slide-resistant pile is a novel side slope retaining structure which integrates slide resistance and drainage and is corrosion resistant, and tensile property and bending strength are improved.

Description

A kind of draining antislide pile
Technical field
The utility model relates to a kind of antislide pile, especially relates to a kind of draining antislide pile for reinforcing slope, bank, storehouse, massif side slope.
Background technology
The area of China's mountain and hill accounts for 2/3 of territory total area, and geological disaster takes place frequently, and wherein landslide disaster is one of topmost geological disaster.Along with the development of China's economic society, increasing economic activity launches in the mountain area, such as building the road, open a mine, build dam etc., is main slope geological problem take the landslide with regard to relating to a large amount of like this.Landslide disaster impacts usually for the economic construction of industrial and agricultural production and country, even causes heavy losses for people's lives and properties.Therefore, carry out the Landslide Remedial Measures on Some research of system, slope reinforcement retaining structure reasonable in design has important practical meaning in engineering to control and the geological environment protection of China's geological disaster.
Landslide control is the geotechnical engineering problems of a complexity, the main Skid Resistance Measures that uses at landslide control engineering at present is antislide pile, antislide pile is a kind ofly to pass through gliding mass and at the structure of the certain depth place anchoring of sliding bed, the Thrust of Landslide effect on top is passed to stable sliding bed by antislide pile, reaching the purpose of Landslide, is one of technical measures commonly used in the landslide control.Yet the antislide pile that adopts in the engineering at present still has the following disadvantages: (1) agent on crack resistance of concrete sliding pile is because concrete is easy to crack, and tensile property is poor; Reinforced concrete anti-slide pile or antiskid piling bar are although tensile property is strengthened Chang Yingang muscle corrosion and lose supporting capacity (particularly for many landslides and comparatively general province, city, the place of reinforcement corrosion phenomenon, often deeply hurting); (2) be comprised of steel concrete in view of present antislide pile, transmission coefficient is often 10 -7Below the m/s, and sliding mass leading edge transmission coefficient is larger, often greater than 10 -5M/s, therefore, the relative gliding mass of reinforced concrete anti-slide pile is water barrier, the result is that the intensive campshed of sloping body middle and lower part has formed virtually vertically every oozing wall, stop from sloping body trailing edge and compile and the underground water that comes can not get timely drainage, and then raised the groundwater table of sloping body middle front part, increased the saturation ratio of the sliding mass regional area soil body, cause gliding mass gravity to increase, sliding comprehensive cohesion and the angle of internal friction be with descends, and anti-skid power reduces, and sliding force increases, increased to a certain extent the potential danger on landslide, the comprehensive antiskid effect of antislide pile reduces.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of draining antislide pile that integrates antiskid and draining and improved flexural strength.
The utility model solves the problems of the technologies described above the technical scheme that adopts: a kind of draining antislide pile, comprise the cylindrical shape pile body, be provided with cylindrical cavity in the described pile body, be evenly equipped with vertically several treatment holes on the described pile body, be provided with gutter in the described cylindrical cavity, the gap of described cylindrical cavity is filled with rubble, and the delivery port of described gutter is connected with the vacuum pump of outside.
Be vertically arranged with several carbon fibre bars in the pile lining of described pile body, described carbon fibre bar evenly distributes along the pile body cross-sectional periphery.Both satisfy the tensile property requirement, improved again the antislide pile corrosion resistance.
The both sides nose end of described treatment hole is enclosed with for the geotextiles that oppositely filters out impurities.Nose end is made loaded filter and with the geotextiles wrapping, can effectively be prevented and treated obstruction, so that antislide pile has possessed drainage channel;
Described treatment hole radially is interspersed along pile body.
Described vacuum pump is connected with the valve that is used for controlling the gutter pump-out.
Described pile body adopts concrete material to be made.
Compared with prior art, the utility model has the advantage of: a kind of draining antislide pile of the utility model, comprise the cylindrical shape pile body, be provided with cylindrical cavity in the pile body, axially be evenly equipped with several treatment holes along pile body on the pile body, be provided with gutter in the cylindrical cavity, the gap of cylindrical cavity is filled with rubble, and the delivery port of gutter is connected with the vacuum pump of outside, and the pile body cavity is filled up by rubble, this rubble not only can draining but also can have been improved the pile body flexural strength, and its advantage is as follows:
(1) antislide pile has higher bending rigidity: conventional steel reinforced concrete hollow shell pill bending rigidity is low, easy to crack, is difficult to be applied to the slope supporting structure.And the utility model is filled by rubble owing to the pile tube hollow parts, and its bending rigidity is suitable with traditional entity stake, therefore can apply in side slope consolidation projects;
(2) antislide pile possesses drain function: rubble is filled the pile tube hollow parts and is formed the rubble accumulation body, can be used as good drainage channel;
(3) antislide pile has stronger resistance to corrosion: the reinforcing bar with in the alternative traditional antislide pile of fiber-like material, both satisfied the tensile property requirement, and solved again the corrosion of steel bar problem.
In sum, draining antislide pile of the present utility model, a kind of integrate antiskid and draining and can corrosion resistant novel side slope retaining structure, change that traditional antislide pile tensile property is low, the shortcoming of poor permeability, corrosion-resistant, hollow structure also can play a role in the drainage, can reduce the flowing pressure of slope soil, reduce the potential danger on landslide, significantly improve the comprehensive antiskid effect of antislide pile.
Description of drawings
Fig. 1 is the structural representation of draining antislide pile of the present utility model;
Fig. 2 is the A-A ' cross-sectional view of Fig. 1;
Fig. 3 is the B-B ' cross-sectional view of Fig. 1;
Fig. 4 is the C-C ' cross-sectional view of Fig. 1;
Fig. 5 is the structural representation of draining antislide pile draining support system of the present utility model.
The specific embodiment
Embodiment is described in further detail the utility model below in conjunction with accompanying drawing.
One, specific embodiment
A kind of draining antislide pile of the utility model, as shown in Figure 1, comprise cylindrical shape pile body 1, be provided with cylindrical cavity in the pile body 1, be evenly equipped with vertically several treatment holes 2 on the pile body 1, be provided with gutter 3 in the cylindrical cavity, the gap of cylindrical cavity is filled with rubble 4, and the delivery port of gutter 3 is connected (as shown in Figure 5) with the vacuum pump 5 of outside.
In this specific embodiment, such as Fig. 2, Fig. 3 and shown in Figure 4, be vertically arranged with several carbon fibre bars 6 in the pile lining of pile body 1, carbon fibre bar 6 evenly distributes along pile body 1 cross-sectional periphery; The both sides nose end for the treatment of hole 2 is enclosed with for the geotextiles 7 that oppositely filters out impurities; Treatment hole 2 radially is interspersed along pile body 1.
In this specific embodiment, vacuum pump 5 is connected (as shown in Figure 5) with the valve 8 that is used for controlling the gutter pump-out; Pile body 1 adopts concrete material to be made.
Two, antislide pile use procedure
Mechanical hole building or manually digging hole are adopted in the construction of this antislide pile, and its Specific construction program is as follows:
Whether 1, try first drilling construction, the quantity of examination pore-forming is no less than two, in order to check geologic information, check selected equipment, construction technology and technical requirements suitable, checks simultaneously and revise construction technical data.As necking down occurs, the hole that collapses, back-silt, hang pin or the situations such as drift sand, groundwater run off be large occur, can not meet design requirement, or increase difficulty of construction, when not reaching construction period, should reformulate constructure scheme, consider new construction technology, even select the stake type be more suitable for.
2, after satisfying requirements, mechanical hole building or manually digging hole, and clear hole.
3, lower pile tube.
4, ejectment water pipe 3 terminal height should be lower than hollow pile bottom degree.
5, add rubble to hollow tube.
6, as shown in Figure 5, the stake internal water accumulation utilizes siphon principle by the ponding Natural excrement at the bottom of extending by gutter 3 with vacuum pump 5.
When 7, having ready conditions, and the electronic water level warning device is set, when stake ponding surpasses slide plane, then vacuum pump 5 begins to draw water, and closes first gutter 3 front end valves 8 before drawing water, and treats the complete set solid water pipe 3 of water, open valve 8, close vacuum pump 5, the stake internal water accumulation will be discharged under siphonage automatically, save the energy.
Above-mentioned work progress is by ejectment water pipe 3, so that compile and the underground water that comes has obtained timely drainage from sloping body trailing edge, and then reduced the groundwater table of sloping body middle front part, overcome the defective of traditional reinforced concrete anti-slide pile poor permeability, poor durability, reduce the potential danger on landslide, significantly improved the comprehensive antiskid effect of antislide pile.
Design principle of the present utility model is:
(1) corrosion resistance design: carbon fibre material has that tensile strength is high, good corrosion resistance, from heavy and light, the characteristics such as designability is strong, anti-fatigue performance good, anti-electromagnetic effect is little.So the utility model intend to adopt carbon fiber class material substitution reinforcing bar, thereby solve traditional antislide pile invar muscle corrosion and the problem that lost efficacy.
(2) Drainage Design: reserve at a certain distance treatment hole along pile body, nose end is made loaded filter and with the geotextiles wrapping, is prevented and treated and stop up.Then be prefabricated into the antislide pile tube coupling, intending reinforcing side slope employing machine drilling or manually digging hole, the hollow antislide pile tube coupling of lower prefabricated carbon fiber reinforced concrete is to cutting depth, and hollow parts is filled with rubble, and the ejectment water pipe, in the drainability that guarantees to strengthen under the good prerequisite of pile body flexing resistance stake.
(3) hollow area and carbon fibre bar consumption design: this antislide pile cross section hollow area size and quantity of reinforcement are according to calculative determination, and cross section tension, resistance to compression area should satisfy code requirement.
Above-described embodiment is that the utility model is further explained, and protection domain of the present utility model is as the criterion with claims.

Claims (6)

1. draining antislide pile, comprise the cylindrical shape pile body, be provided with cylindrical cavity in the described pile body, it is characterized in that: be evenly equipped with vertically several treatment holes on the described pile body, be provided with gutter in the described cylindrical cavity, the gap of described cylindrical cavity is filled with rubble, and the delivery port of described gutter is connected with the vacuum pump of outside.
2. a kind of draining antislide pile according to claim 1, it is characterized in that: be vertically arranged with several carbon fibre bars in the pile lining of described pile body, described carbon fibre bar evenly distributes along the pile body cross-sectional periphery.
3. a kind of draining antislide pile according to claim 1, it is characterized in that: the both sides nose end of described treatment hole is enclosed with for the geotextiles that oppositely filters out impurities.
4. a kind of draining antislide pile according to claim 1, it is characterized in that: described treatment hole radially is interspersed along pile body.
5. each described a kind of draining antislide pile according to claim 1-4 is characterized in that: described vacuum pump is connected with the valve that is used for controlling the gutter pump-out.
6. each described a kind of draining antislide pile according to claim 1-4 is characterized in that: described pile body adopts concrete material to be made.
CN 201220581962 2012-11-07 2012-11-07 Drainage slide-resistant pile CN202913416U (en)

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Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103290853A (en) * 2013-05-21 2013-09-11 中南大学 Slide-resistant pile capable of monitoring side-slope underground water level
CN103669333A (en) * 2013-12-27 2014-03-26 中国地质大学(北京) Slide-resistant pile facilitating vacuum rainfall
CN104372790A (en) * 2014-11-26 2015-02-25 南京赛伯通建筑工程有限公司 Fiber reinforced composite material rib concrete drainage pipe pile
CN104762980A (en) * 2015-04-07 2015-07-08 兰州理工大学 Energy dissipation, shock absorption and anti-liquefaction rigid and flexible slide-resistant pile and construction method
CN104895094A (en) * 2015-05-18 2015-09-09 三峡大学 Automatic water level adjusting drainage anti-slide pile and construction method thereof
RU2588152C1 (en) * 2015-01-15 2016-06-27 Евгений Александрович Суриков Method of increasing shear stability of retaining wall
CN106284384A (en) * 2016-09-10 2017-01-04 武汉科技大学 A kind of upper side slope draining friction pile
CN106560558A (en) * 2016-11-07 2017-04-12 浙江海洋大学 Reclamation structure for mudflat seeweed cultivation
CN106592520A (en) * 2016-11-07 2017-04-26 浙江海洋大学 Mud flat garden making reclamation structure
CN106592521A (en) * 2016-11-07 2017-04-26 浙江海洋大学 Intertidal zone fish culture inning structure
CN106592518A (en) * 2016-11-03 2017-04-26 浙江海洋大学 Mudflat aquaculture reclamation dam structure
CN106759390A (en) * 2016-11-14 2017-05-31 重庆大学 A kind of rubble non-uniform pile composite construction and its construction method with draining and AsA -GSH cycle
CN106759274A (en) * 2016-12-31 2017-05-31 重庆大学 A kind of semi-hollow stake and its construction method with draining AsA -GSH cycle
CN108252290A (en) * 2018-02-01 2018-07-06 江苏省交通技师学院 The soft thick soil treatment structures and methods of high-strength water-permeable fiber concrete pipe rubble core stake
CN109137942A (en) * 2018-11-09 2019-01-04 西安科技大学 A kind of the expansive soil slope adaptive draining friction pile of deformation and construction method
CN109797764A (en) * 2019-01-28 2019-05-24 东北大学 A kind of anti-liquefaction pile foundation suitable for easy liquefaction soil layers
CN110080208A (en) * 2019-04-23 2019-08-02 东北大学 A kind of anti-liquefaction stake of hollow antiskid
CN110528540A (en) * 2019-08-23 2019-12-03 河北工业大学 A kind of the draining anti-slide pile structure and its construction method of embedded pile
CN111622240A (en) * 2020-06-02 2020-09-04 四川大学 Trapezoidal toe-added drainage slide-resistant pile and construction method thereof

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103290853A (en) * 2013-05-21 2013-09-11 中南大学 Slide-resistant pile capable of monitoring side-slope underground water level
CN103669333A (en) * 2013-12-27 2014-03-26 中国地质大学(北京) Slide-resistant pile facilitating vacuum rainfall
CN103669333B (en) * 2013-12-27 2016-06-22 中国地质大学(北京) It is easy to the friction pile of vacuum-dewatering
CN104372790A (en) * 2014-11-26 2015-02-25 南京赛伯通建筑工程有限公司 Fiber reinforced composite material rib concrete drainage pipe pile
RU2588152C1 (en) * 2015-01-15 2016-06-27 Евгений Александрович Суриков Method of increasing shear stability of retaining wall
CN104762980A (en) * 2015-04-07 2015-07-08 兰州理工大学 Energy dissipation, shock absorption and anti-liquefaction rigid and flexible slide-resistant pile and construction method
CN104762980B (en) * 2015-04-07 2016-06-01 兰州理工大学 The anti-liquefaction hard and soft antislide pile of energy-dissipating and shock-absorbing and constructional method
CN104895094A (en) * 2015-05-18 2015-09-09 三峡大学 Automatic water level adjusting drainage anti-slide pile and construction method thereof
CN106284384A (en) * 2016-09-10 2017-01-04 武汉科技大学 A kind of upper side slope draining friction pile
CN106592518A (en) * 2016-11-03 2017-04-26 浙江海洋大学 Mudflat aquaculture reclamation dam structure
CN106592521A (en) * 2016-11-07 2017-04-26 浙江海洋大学 Intertidal zone fish culture inning structure
CN106560558A (en) * 2016-11-07 2017-04-12 浙江海洋大学 Reclamation structure for mudflat seeweed cultivation
CN106592520A (en) * 2016-11-07 2017-04-26 浙江海洋大学 Mud flat garden making reclamation structure
CN106759390B (en) * 2016-11-14 2018-11-27 重庆大学 A kind of rubble-non-uniform pile composite construction and its construction method with draining and AsA -GSH cycle
CN106759390A (en) * 2016-11-14 2017-05-31 重庆大学 A kind of rubble non-uniform pile composite construction and its construction method with draining and AsA -GSH cycle
CN106759274A (en) * 2016-12-31 2017-05-31 重庆大学 A kind of semi-hollow stake and its construction method with draining AsA -GSH cycle
CN106759274B (en) * 2016-12-31 2018-11-27 重庆大学 A kind of semi-hollow stake and its construction method with draining AsA -GSH cycle
CN108252290A (en) * 2018-02-01 2018-07-06 江苏省交通技师学院 The soft thick soil treatment structures and methods of high-strength water-permeable fiber concrete pipe rubble core stake
CN109137942A (en) * 2018-11-09 2019-01-04 西安科技大学 A kind of the expansive soil slope adaptive draining friction pile of deformation and construction method
CN109137942B (en) * 2018-11-09 2020-08-18 西安科技大学 Deformation self-adaptive drainage slide-resistant pile for expansive soil slope and construction method
CN109797764A (en) * 2019-01-28 2019-05-24 东北大学 A kind of anti-liquefaction pile foundation suitable for easy liquefaction soil layers
CN110080208A (en) * 2019-04-23 2019-08-02 东北大学 A kind of anti-liquefaction stake of hollow antiskid
CN110528540A (en) * 2019-08-23 2019-12-03 河北工业大学 A kind of the draining anti-slide pile structure and its construction method of embedded pile
CN111622240A (en) * 2020-06-02 2020-09-04 四川大学 Trapezoidal toe-added drainage slide-resistant pile and construction method thereof

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130501

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