CN102155016A - Drainage anchor rod, side slope protection engineering repairing and reinforcing structure and construction method - Google Patents
Drainage anchor rod, side slope protection engineering repairing and reinforcing structure and construction method Download PDFInfo
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- CN102155016A CN102155016A CN2011101192838A CN201110119283A CN102155016A CN 102155016 A CN102155016 A CN 102155016A CN 2011101192838 A CN2011101192838 A CN 2011101192838A CN 201110119283 A CN201110119283 A CN 201110119283A CN 102155016 A CN102155016 A CN 102155016A
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- pipe
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Abstract
The invention discloses a drainage anchor rod, a side slope protection engineering repairing and reinforcing structure and a construction method; the side slope protection engineering repairing and reinforcing structure can reinforce the side slope protection engineering, also can effectively repair an inverted filtration system of the side slope protection engineering, obtains lasting and stable effect, has a simple structure and is easy to construct. The drainage anchor rod comprises a drain pipe (10) and an anchoring pipe (20), wherein the drain pipe (10) and the anchoring pipe can be axially detached or butted by a connecting member (30); small drain holes (11) are dispersedly arranged on the wall pipe of the drain pipe (10); and the external end part of the drain pipe (10) is connected with an external anchoring steel plate (12).
Description
Technical field
The present invention relates to side slope retaining nurse journey, particularly a kind of draining anchor pole with drainage performance uses the formed existing side slope retaining nurse journey repairing and reinforcement structure of this draining anchor pole, and the job practices of existing side slope retaining nurse journey repairing and reinforcement structure.
Background technology
Side slope retaining nurse journey diseases such as retaining wall cracking, partial collapse can occur behind certain time limit that completes for use, need renovate it by measures such as reinforcings.Reasons such as, accumulation of mud lack of standardization because of constructing, silting easily takes place in the drain hole and the structure loaded filter behind of side slope retaining protection structure, causes the counter drain function of filtering drainage system of side slope retaining nurse journey to lose efficacy.If any reinforcement measure does not solve anti-filter drainage system well and repairs problem, will can not obtain lasting and stable effect, and the strenthening member such as anchor pole, the anchor cable etc. that extensively adopt at present do not possess drainage.Existing side slope retaining nurse journey reinforced to repair its anti-filter drainage system simultaneously be present technique field long-term existence and the technical barrier that is not resolved.
Summary of the invention
One of technical problem to be solved by this invention provides a kind of draining anchor pole, can reinforce existing side slope retaining nurse journey, can repair its anti-filter drainage system simultaneously effectively.The present invention solves this technical problem the technical scheme that is adopted: draining anchor pole of the present invention comprises gutter, the anchoring pipe that forms axially detachable butt joint by connecting elements, disperse on the gutter tube wall to offer the draining aperture, be connected with the external anchor steel plate in the gutter outer end.
Another technical problem to be solved by this invention provides a kind of existing side slope retaining nurse journey repairing and reinforcement structure that adopts above-mentioned draining anchor pole, it comprises: anchor hole, pass retaining wall and loaded filter and enter and stablize the soil body or rock mass stability, its axis is inclined upwardly at the bottom of the hole by nose end; The draining anchor pole places in the anchor hole, and the front end of its gutter stretches out the retaining wall outer wall outward, and anchoring pipe rear end face and anchor hole inner bottom surface keep certain distance; The concrete anchor fixing structure is solidified by the cement paste of space between slip casing by pressure filling anchoring pipe and the anchor hole hole wall and anchoring pipe pipe internal cavity and to form, and forms anchor connection with the stable soil body or rock mass stability; The outer anchor pier of concrete is arranged on that the anchor hole port is outer to be embedded in the external anchor steel plate in it, and the outer end of draining anchor pole is by outer anchor pier of this concrete and retaining wall formation anchor connection.
Another technical problem to be solved by this invention provides a kind of job practices of above-mentioned existing side slope retaining nurse journey repairing and reinforcement structure, and this method comprises the steps: 1. to use rotary rig Drilling anchor hole; 2. the draining anchor pole is installed, and in pipe, Grouting Pipe is installed; 3. to anchoring scope tube grout injection, solidify formation concrete anchor fixing structure; 4. the external anchor steel plate is installed; 5. the outer anchor pier of fluid concrete.
The invention has the beneficial effects as follows, can reinforce, can repair its anti-filter drainage system simultaneously effectively, and obtain lasting and stable effect existing side slope retaining nurse journey; Simple in structure, be easy to construction.
Description of drawings
This manual comprises following four width of cloth accompanying drawings:
Fig. 1 is the structural representation of draining anchor pole of the present invention;
Fig. 2 is the enlarged drawing of A part among Fig. 1;
Fig. 3 is the structural representation of connecting elements in the draining anchor pole of the present invention;
Fig. 4 is the structural representation of the existing side slope retaining of the present invention nurse journey repairing and reinforcement structure.
Member shown in the figure, toponym and pairing mark: gutter 10, water inlet aperture 11, external anchor steel pipe 12, anchoring pipe 20, support 21, connecting elements 30, annular convex shoulder 31, annular shoulder block 32, through hole 33, flexible sealing component 34, retaining wall 41, loaded filter 42, outer anchor pier 43, concrete anchor fixing structure 44, particulate filter 45.
The specific embodiment
The present invention is further described below in conjunction with drawings and Examples.
With reference to Fig. 1, draining anchor pole of the present invention comprises gutter 10, the anchoring pipe 20 that forms axially detachable butt joint by connecting elements 30.With reference to Fig. 2, disperse on gutter 10 tube walls to offer draining aperture 11, be connected with external anchor steel plate 12 in gutter 10 outer ends.The cannulated threaded steel pipe manufacturing of gutter 10, anchoring pipe 20 common available φ 50~φ 60mm forms.The laying mode of draining aperture 11 is to offer at interval at the hoop on the tube wall of spending sectors except that bottom 60 of draining aperture 11 on described gutter 10 cross sections.
With reference to Fig. 3, the outer wall of described connecting elements 30 has the radially annular convex shoulder 31 of extension formation, is set with flexible sealing component 34 on the outer wall that connects anchoring pipe 20 1 sides.This flexible sealing component 34 forms sealing with anchor hole anchoring section hole wall during hole-bottom slurry-injection, plays a part to stop cement to run and emits.When in anchor hole, the draining anchor pole being installed, provide supporting for flexible sealing component 34, avoid flexible sealing component 34 sliding outside connecting elements 30 outer walls, play the role of positioning by annular convex shoulder 31.Have the annular shoulder block 32 that inwardly contracts and form in the footpath on the inwall of described connecting elements 30, the central part of annular shoulder block 32 has the through hole 33 suitable with Grouting Pipe, and Grouting Pipe stretches into anchoring pipe 20 pipe internal cavities by through hole 33.
With reference to Fig. 4, existing side slope retaining nurse journey repairing and reinforcement structure of the present invention comprises: anchor hole, and pass retaining wall 41 and loaded filter 42 and enter and stablize the soil body or rock mass stability, be the smooth and easy draining of energy, the anchor hole axis is inclined upwardly at the bottom of the hole by nose end; The draining anchor pole places in the anchor hole, and the front end of its gutter 10 stretches out retaining wall 41 outer walls outward, and anchoring pipe 20 rear end faces and anchor hole inner bottom surface keep certain distance, so that adopt the mode mighty torrent cement paste of hole-bottom slurry-injection; Concrete anchor fixing structure 44 is solidified by the cement paste of space between slip casing by pressure filling anchoring pipe 20 and the anchor hole hole wall and anchoring pipe 20 pipe internal cavities and to form, and forms anchor connection with the stable soil body or rock mass stability; The outer anchor pier 43 of concrete is arranged on that the anchor hole port is outer to be embedded in external anchor steel plate 12 in it, and the outer end of draining anchor pole forms anchor connections by outer anchor pier 43 of this concrete and retaining wall 41.For avoiding earth to enter deposition generation silting in the gutter 10, be filled with particulate filter 45 in space and the gutter 10 pipe internal cavities between described gutter 10 and the anchor hole hole wall, and on gutter 10 external port, fixedly install the filter screen that particulate filter 45 spills in the prevention pipe.Particulate filter 45 can adopt fine sand usually.For making the anchoring pipe 20 that is installed into behind the anchor hole keep coaxial, between anchoring pipe 20 and anchor hole hole wall, be arranged at intervals with support 21 vertically with anchor hole.
The job practices of existing side slope retaining nurse journey repairing and reinforcement structure of the present invention comprises the steps:
1. use rotary rig Drilling anchor hole, anchor hole diameter phi 60~φ 80mm;
2. the draining anchor pole is installed, draining bolt diameter φ 50~φ 60mm, and Grouting Pipe is installed in pipe;
3. to anchoring scope tube grout injection, solidify formation concrete anchor fixing structure 44, the draining anchor pole and the stable soil body or rock mass stability form anchor connection;
4. external anchor steel plate 12 is installed;
5. the outer anchor pier 43 of fluid concrete, draining anchor pole and retaining wall 41 formation anchor connections.
Described step 3. after, space and gutter 10 pipe internal cavity internal pressure filling particulate filters 45 between gutter 10 and anchor hole hole wall, and on gutter 10 external port, fixedly install filter screen.
The above principle more of the present invention that just explain through diagrams, be not be the present invention to be confined to shown in and in described concrete structure and the scope of application, so every the corresponding modify and equivalent that might be utilized, the claim that all belongs to the present invention and applied for.
Claims (9)
1. draining anchor pole, it is characterized in that: it comprises gutter (10), the anchoring pipe (20) that forms axially detachable butt joint by connecting elements (30), disperse on gutter (10) tube wall to offer draining aperture (11), be connected with external anchor steel plate (12) in gutter (10) outer end.
2. draining anchor pole according to claim 1, it is characterized in that: on described gutter (10) cross section, draining aperture (11) hoop on the tube wall that removes bottom 60 degree sectors is offered at interval.
3. draining anchor pole according to claim 1 is characterized in that: the outer wall of described connecting elements (30) has the annular convex shoulder (31) that extension radially forms, and is set with flexible sealing component (34) on the outer wall that connects anchoring pipe (20) one sides.
4. draining anchor pole according to claim 1, it is characterized in that: have the annular shoulder block (32) that inwardly contracts and form in the footpath on the inwall of described connecting elements (30), the central part of annular shoulder block (32) has the through hole suitable with Grouting Pipe (33).
5. adopt the existing side slope retaining nurse journey repairing and reinforcement structure of draining anchor pole according to claim 1, it is characterized in that it comprises: anchor hole, pass retaining wall (41) and loaded filter (42) and enter and stablize the soil body or rock mass stability, its axis is inclined upwardly at the bottom of the hole by nose end; The draining anchor pole places in the anchor hole, and the front end of its gutter (10) stretches out retaining wall (41) outer wall outward, and anchoring pipe (20) rear end face and anchor hole inner bottom surface keep certain distance; Concrete anchor fixing structure (44) is solidified by the cement paste of space between slip casing by pressure filling anchoring pipe (20) and the anchor hole hole wall and anchoring pipe (20) pipe internal cavity and to form, and forms anchor connection with the stable soil body or rock mass stability; The outer anchor pier (43) of concrete is arranged on that the anchor hole port is outer to be embedded in external anchor steel plate (12) in it, and the outer end of draining anchor pole forms anchor connection by the outer anchor pier (43) of this concrete with retaining wall (41).
6. as existing side slope retaining nurse journey repairing and reinforcement structure as described in the claim 5, it is characterized in that: be filled with particulate filter (45) in space and gutter (10) the pipe internal cavity between described gutter (10) and the anchor hole hole wall, fixedly install filter screen on gutter (10) external port.
7. as existing side slope retaining nurse journey repairing and reinforcement structure as described in the claim 5, it is characterized in that: be arranged at intervals with support (21) between described anchoring pipe (20) and the anchor hole hole wall vertically.
8. as the job practices of existing side slope retaining nurse journey repairing and reinforcement structure as described in the claim 5,6 or 7, comprise the steps:
1. use rotary rig Drilling anchor hole;
2. the draining anchor pole is installed, and in pipe, Grouting Pipe is installed;
3. to anchoring scope tube grout injection, solidify formation concrete anchor fixing structure (44);
External anchor steel plate (12) 4. is installed;
5. the outer anchor pier (43) of fluid concrete.
9. as the job practices of existing side slope retaining nurse journey repairing and reinforcement structure as described in the claim 8, it is characterized in that: described step 3. after, space and gutter (10) pipe internal cavity internal pressure filling particulate filter (45) between gutter (10) and anchor hole hole wall, and on gutter (10) external port, fixedly install filter screen.
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CN2011101192838A CN102155016A (en) | 2011-05-10 | 2011-05-10 | Drainage anchor rod, side slope protection engineering repairing and reinforcing structure and construction method |
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CN2011101192838A CN102155016A (en) | 2011-05-10 | 2011-05-10 | Drainage anchor rod, side slope protection engineering repairing and reinforcing structure and construction method |
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CN103615012A (en) * | 2013-07-10 | 2014-03-05 | 中铁第四勘察设计院集团有限公司 | Retaining and protecting structure of reinforcing existing line of steel-structure self-drilling type hollow anchor rod |
CN103615004A (en) * | 2013-12-07 | 2014-03-05 | 兰州理工大学 | Anchor pipe with semi-active variable damping control device |
CN104185707A (en) * | 2012-03-19 | 2014-12-03 | 日铁住金建材株式会社 | Protective sheath for slope stabilization method, anchor rod protective structure, and construction methods therefor |
CN104727319A (en) * | 2015-04-07 | 2015-06-24 | 兰州理工大学 | Slope self-drainage anchor rod and construction method |
CN104878767A (en) * | 2015-05-28 | 2015-09-02 | 杭州江润科技有限公司 | Construction method for carrying out plant-growing concrete and plastic stone combined ecological landscape protection on rocky side slope |
CN105714823A (en) * | 2016-03-22 | 2016-06-29 | 兰州理工大学 | Recoverable quick-anchoring and body-expanding type anchor rope and construction method |
CN106284340A (en) * | 2016-08-11 | 2017-01-04 | 重庆大学 | A kind of electromagnetic field seepage flow associating anchor pole drainage arrangement and construction method thereof |
CN106638461A (en) * | 2017-01-10 | 2017-05-10 | 成都佳美嘉科技有限公司 | Hydraulic engineering retaining wall |
CN106759406A (en) * | 2017-03-12 | 2017-05-31 | 兰州理工大学 | One kind exempts from power and accelerates convection current anchor pole and construction method |
CN106759323A (en) * | 2017-01-20 | 2017-05-31 | 中铁二院工程集团有限责任公司 | Anchor pole shock-resistant and energy-dissipating is constructed |
CN108166513A (en) * | 2018-01-02 | 2018-06-15 | 深圳市勘察测绘院有限公司 | Anchor hole and the pore-forming technique in the dual-purpose hole of osculum in a kind of dregs side slope |
CN108487301A (en) * | 2018-03-26 | 2018-09-04 | 石家庄铁道大学 | Fractured Rock Slope original position Gravity Retaining Wall structure |
CN108487300A (en) * | 2018-03-26 | 2018-09-04 | 石家庄铁道大学 | Fractured Rock Slope original position Gravity Retaining Wall building method |
WO2019000775A1 (en) * | 2017-06-30 | 2019-01-03 | 浙江大学 | Self-draining anchor cable system for side slope protection and construction method therefor |
WO2019000776A1 (en) * | 2017-06-30 | 2019-01-03 | 浙江大学 | Side slope underground water drilling self-starting negative pressure drainage system and method |
CN109577365A (en) * | 2018-11-15 | 2019-04-05 | 重庆交通大学 | A kind of pile formula drainage anchor rod barrier wall structure and its construction method |
CN109736263A (en) * | 2018-12-06 | 2019-05-10 | 江苏中源工程管理股份有限公司 | Ecological retaining wall and its construction method |
CN110144904A (en) * | 2019-06-06 | 2019-08-20 | 招商局重庆交通科研设计院有限公司 | It is a kind of to face upward inclined discharge structure and its construction method with anchoring function certainly |
CN110172983A (en) * | 2019-06-17 | 2019-08-27 | 中交第三公路工程局有限公司 | The device and its construction method for draining and reinforcing for existing expressway slope |
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CN111764943A (en) * | 2020-07-08 | 2020-10-13 | 中国电建集团昆明勘测设计研究院有限公司 | Drainable self-drilling grading yielding anchor rod and supporting method thereof |
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CN112962634A (en) * | 2021-02-07 | 2021-06-15 | 中国电建集团成都勘测设计研究院有限公司 | External retaining reinforcing structure for deformed highway on upper part of landslide body and construction method |
CN115354655A (en) * | 2022-01-20 | 2022-11-18 | 河南省地质矿产勘查开发局第四地质矿产调查院 | Anchoring device for preventing landslide geological disasters |
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CN2229945Y (en) * | 1995-11-22 | 1996-06-26 | 班云 | Cobble quick construction anchor pile |
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CN102943480B (en) * | 2012-10-09 | 2015-06-03 | 西安科技大学 | Loess foundation pit supporting method |
CN102943480A (en) * | 2012-10-09 | 2013-02-27 | 西安科技大学 | Loess foundation pit supporting method |
CN103615012B (en) * | 2013-07-10 | 2016-09-14 | 中铁第四勘察设计院集团有限公司 | Steel construction self-drilling hollow anchor bars reinforces the most wired gear safeguard structure |
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CN103615004A (en) * | 2013-12-07 | 2014-03-05 | 兰州理工大学 | Anchor pipe with semi-active variable damping control device |
CN103615004B (en) * | 2013-12-07 | 2015-05-20 | 兰州理工大学 | Anchor pipe with semi-active variable damping control device |
CN104727319B (en) * | 2015-04-07 | 2016-05-11 | 兰州理工大学 | A kind of side slope is from drainage anchor rod and construction method |
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CN109736263A (en) * | 2018-12-06 | 2019-05-10 | 江苏中源工程管理股份有限公司 | Ecological retaining wall and its construction method |
CN110144904A (en) * | 2019-06-06 | 2019-08-20 | 招商局重庆交通科研设计院有限公司 | It is a kind of to face upward inclined discharge structure and its construction method with anchoring function certainly |
CN110172983A (en) * | 2019-06-17 | 2019-08-27 | 中交第三公路工程局有限公司 | The device and its construction method for draining and reinforcing for existing expressway slope |
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CN112962634A (en) * | 2021-02-07 | 2021-06-15 | 中国电建集团成都勘测设计研究院有限公司 | External retaining reinforcing structure for deformed highway on upper part of landslide body and construction method |
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Application publication date: 20110817 |