CN106193029A - Slope retaining anchor pile - Google Patents

Slope retaining anchor pile Download PDF

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Publication number
CN106193029A
CN106193029A CN201610511996.1A CN201610511996A CN106193029A CN 106193029 A CN106193029 A CN 106193029A CN 201610511996 A CN201610511996 A CN 201610511996A CN 106193029 A CN106193029 A CN 106193029A
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CN
China
Prior art keywords
retaining
bar
built
jacking block
core bar
Prior art date
Application number
CN201610511996.1A
Other languages
Chinese (zh)
Other versions
CN106193029B (en
Inventor
夏毓超
周小平
杨既福
夏江
陈五
陈五一
Original Assignee
重庆交通大学
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Filing date
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Application filed by 重庆交通大学 filed Critical 重庆交通大学
Priority to CN201610511996.1A priority Critical patent/CN106193029B/en
Publication of CN106193029A publication Critical patent/CN106193029A/en
Application granted granted Critical
Publication of CN106193029B publication Critical patent/CN106193029B/en

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Classifications

    • 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
    • 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
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/74Means for anchoring structural elements or bulkheads
    • E02D5/80Ground anchors
    • E02D5/803Ground anchors with pivotable anchoring members
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2200/00Geometrical or physical properties
    • E02D2200/14Geometrical or physical properties resilient or elastic
    • E02D2200/146Springs

Abstract

The invention discloses a kind of slope retaining anchor pile, including anchoring the built-in core bar managed, be arranged in anchoring is managed and be axially movable and managing upper with being arranged on to anchor and fit into, with built-in core bar, the least one set retaining assembly that whereabouts are moved back;Moving axially of built-in core bar promotes jacking block moving radially along anchoring pipe, jacking block can promote the free end of retaining bar to swing, retaining bar is launched outside anchoring pipe, so that anchor pile entirety is fastened in slope ground firmly, and can prevent from moving back outside anchor pile entirety;By the way of built-in core bar with jacking block cone match, carry out extruding promote, not only contact area is bigger, overally support effective after promotion, prevent retaining bar from putting backward medial movement outside, and built-in core bar can strengthen the intensity of anchoring pipe, thus improve the bending resistance shear resistance that anchor pile is overall, there is preferable anchor force.

Description

Slope retaining anchor pile

Technical field

The present invention relates to slope retaining field, particularly to a kind of slope retaining anchor pile.

Background technology

, when running into rainy day or sharp pounding, often there is landslide, avalanche, swollen in the side slope formed in engineering construction The generation of the geological disasters such as swollen or peeling, for preventing the generation of above-mentioned geological disaster, it is necessary to carry out slope treatment, sets up supporting Mechanism, wherein, friction pile or prestressed cable or friction pile and the combination of prestressed cable, be all conventional supporting construction.Side slope From outer to inner can be divided into slip mass and slider bed by geology composition, wherein slip mass is also called unstable region, relative, and slider bed is claimed It is by going deep into slider bed through slip mass for stable region, friction pile or prestressed cable, for a sliding force for gear slip mass, plays The effect of stable side slope.

In prior art, friction pile and the supporting construction of prestressing tendon, though having preferable bending resistance shear resistance, but install Inconvenience, technique is relative complex, and anchoring needs to be fixed by concrete, the most relatively costly, and labor intensity is high, and installs Rear self adaptation effect is bad, and the expansion especially produced side slope is limited.

Accordingly, it would be desirable to existing slope retaining friction pile is improved, ensureing that it has preferable bending resistance shearing resistance While ability, there is preferable anchor force, side slope expanded and produces preferable pulling force fixed effect, and make it easy for installation, Time and labour saving, saves material.

Summary of the invention

In view of this, the present invention provides a kind of slope retaining anchor pile, is ensureing that it has preferable bending resistance shearing resistance energy While power, there is preferable anchor force, side slope is expanded and produces preferable pulling force fixed effect, and make it easy for installation, save Shi Shenggong, saves material.

The slope retaining anchor pile of the present invention, that manages including anchoring, is arranged in anchoring is managed and is axially movable is built-in Core bar and upper and fit into the least one set retaining assembly that whereabouts are moved back, described retaining assembly with built-in core bar with being arranged on anchoring pipe Including at least one retaining bar and the jacking block that is correspondingly arranged with retaining bar, described retaining bar is articulated with described anchoring Guan Bingke perpendicular Straight plane swings around pin joint, and described anchoring pipe is radially arranged jacking block hole, in described jacking block is arranged at described jacking block hole and can edge Anchoring pipe moves radially, described jacking block and described built-in core bar cone match, when built-in core bar moves axially downwards along anchoring pipe Time, jacking block is moved radially outward and promotes retaining bar to anchoring pipe exterior oscillations along anchoring pipe.

Further, the free end of the retaining bar of the retaining assembly of two adjacent groups is towards on the contrary.

Further, retaining assembly described in each group is provided with four retaining bars arranged along anchoring pipe circumference uniform distribution, corresponding Each retaining bar is provided with a described jacking block.

Further, it is provided with in jacking block hole for the guiding road to jacking block mobile guide.

Further, jacking block is provided with prevents footpath to be moved out the block come off.

Further, the corresponding each group of retaining assembly of built-in core bar is provided with one for the conical surface extruding with jacking block cone match Portion.

Further, the outside of retaining bar is provided with the locking tooth for strengthening retaining power.

Further, anchor pile also includes the anchor cable carrying out damping vibration attenuation for installing anchor cable coordinating with built-in core bar top Mounting assembly, described anchor cable mounting assembly includes anchor cable mounting rod, damper assembly and shock-absorbing spring, in described built-in core bar upper end Magnetic flow liquid medium is filled in forming damping cavity, described damping cavity by portion, and described damper assembly is installed in described damping cavity, described Damper assembly includes adapter sleeve, the arc rotor block that be arranged on adapter sleeve on fixing with anchor cable mounting rod circumference and is arranged on arc Solenoid on shape rotor block, described anchor cable mounting rod and built-in core bar upper end are rotatably assorted and described damping is stretched out in upper end Chamber;Described anchor cable mounting assembly also includes the bulkhead bracket being fixed on damping cavity inwall, outside described bulkhead bracket the inner is with adapter sleeve Damping cavity is separated into two damping point chambeies by side circumference laminating, and described arc rotor block divides intracavity to arrange one in each damping, Arc rotor block circumferentially and leaves radial clearance and forms damp channel between sleeve lining.

Further, shock-absorbing spring respectively arranges one in the both sides of each arc rotor block, and shock-absorbing spring one end turns with arc Daughter end is only supported, and the other end is connected with bulkhead bracket.

Beneficial effects of the present invention: the slope retaining anchor pile of the present invention, moves axially promotion by built-in core bar Jacking block moves radially along anchoring pipe, and jacking block can promote the free end of retaining bar to swing so that the exhibition outside anchoring pipe of retaining bar Open, so that anchor pile entirety is fastened in slope ground firmly, and can prevent from moving back outside anchor pile entirety;By built-in core Bar carries out extruding promotion with the mode of jacking block cone match, and not only contact area is relatively big, overally supports effective, prevent after promotion Backward medial movement put outside by retaining bar, and built-in core bar can strengthen the intensity of anchoring pipe, thus improves anchor pile entirety Bending resistance shear resistance, has preferable anchor force.

Accompanying drawing explanation

The invention will be further described with embodiment below in conjunction with the accompanying drawings.

Fig. 1 is structural representation in the present invention;

Fig. 2 be in Fig. 1 A-A to structural representation.

Detailed description of the invention

Fig. 1 is anchor pile structural representation in the present invention, and Fig. 2 is that in Fig. 1, A-A is to structural representation, as shown in the figure: this reality Execute the slope retaining anchor pile of example, including anchoring pipe 1, be arranged at anchoring pipe 1 in and the built-in core bar 2 that is axially movable and with Be arranged on anchoring pipe 1 and fit into, with built-in core bar 2, the least one set retaining assembly that whereabouts are moved back, described retaining assembly include to A few retaining bar 3 and the jacking block 4 being correspondingly arranged with retaining bar 3, described retaining bar 3 is articulated with described anchoring pipe 1 and can erect Straight plane swings around pin joint, and described anchoring pipe 1 is radially arranged jacking block hole 5, and described jacking block 4 is arranged in described jacking block hole 5 also Can move radially along anchoring pipe 1, described jacking block 4 and described built-in core bar 2 cone match, when built-in core bar 2 is axial along anchoring pipe 1 When moving down, jacking block 4 is moved radially outward and promotes retaining bar 3 to anchoring pipe 1 exterior oscillations along anchoring pipe 1;Such as Fig. 1 institute Showing, retaining assembly arranges two groups, when built-in core bar 2 moves down, due to built-in core bar 2 and jacking block 4 cone match so that top Block 4 is displaced outwardly along jacking block hole 5, and jacking block 4 promotes retaining bar 3 to swing laterally until exceeding anchoring pipe 1 outer surface and squeezing into Entering to become to be formed in the ground of slope and fix, anchoring pipe 1 arranges position at retaining assembly and is provided with wing plate 6, and retaining bar 3 passes through jointed shaft It is hinged on wing plate;Anchoring pipe lower end is plugging structure, and is provided with bit head 11, and anchoring pipe upper end is provided with locking nut 21, For built-in core bar is locked.

In the present embodiment, the free end of the retaining bar 3 of the retaining assembly of two adjacent groups is towards on the contrary;As described in Figure 1, it is positioned at The free end of the retaining bar 3a of the retaining assembly of top downward, is positioned at the free end of the retaining bar 3 of the retaining assembly of lower section Upward, certainly, it is possible to be reversed, it is ensured that anchoring retaining effect.

In the present embodiment, retaining assembly described in each group is provided with four retaining bars arranged along anchoring pipe 1 circumference uniform distribution 3, corresponding each retaining bar 3 is provided with a described jacking block 4;The medial surface of four jacking blocks 4 collectively constitutes up big and down small inner cone Face.

In the present embodiment, it is provided with in jacking block hole 5 for the guiding road 7 to jacking block 4 mobile guide;Guidance quality is good, prevents Jacking block 4 rocks.

In the present embodiment, jacking block 4 is provided with the block 8 preventing footpath to be moved out coming off;For preventing jacking block 4 to anchoring pipe Abjection in anchoring pipe 1 during 1 outer side shifting.

In the present embodiment, the corresponding each group of retaining assembly of built-in core bar 2 is provided with one for the cone with jacking block 4 cone match Face press section 9;As it can be seen, conical surface press section forms the male cone (strobilus masculinus) coordinated with jacking block 4, male cone (strobilus masculinus) is the little structure of upper size.

In the present embodiment, the outside of retaining bar 3 is provided with the locking tooth 10 for strengthening retaining power;Locking tooth is at retaining bar 3 Can be inserted in slope ground during outer pendulum, thus increase anchor force.

In the present embodiment, anchor pile also includes for installing anchor cable and coordinating with built-in core bar 2 top and carry out damping vibration attenuation Anchor cable mounting assembly, described anchor cable mounting assembly includes anchor cable mounting rod 12, damper assembly and shock-absorbing spring 13, described built-in Core bar 2 upper end is internally formed damping cavity, fills magnetic flow liquid medium in described damping cavity, and described damper assembly is installed on described resistance Buddhist nun's intracavity, described damper assembly includes the adapter sleeve 14 fixed with anchor cable mounting rod 12 circumference, the arc being arranged on adapter sleeve 14 Shape rotor block 15 and the solenoid 16 being arranged on arc rotor block 15, described anchor cable mounting rod 12 and built-in core bar 2 upper end It is rotatably assorted and described damping cavity is stretched out in upper end;Described anchor cable mounting assembly also includes the bulkhead bracket being fixed on damping cavity inwall 17, described bulkhead bracket 17 is inner is separated into two damping point chambeies, described arc with the laminating of adapter sleeve 14 outer circumference by damping cavity Rotor block 15 divides intracavity to arrange one in each damping, and arc rotor block 15 circumferentially and leaves radial clearance shape between sleeve lining Become damp channel 18;Wherein, anchor cable mounting rod 12 includes bar body and anchor cable mounting head 19, anchor cable mounting head and bar body screw thread Connecting, in damping cavity is inserted in anchor cable mounting rod 12 lower end and be connected with adapter sleeve 14 spline fixing, anchor cable mounting rod 12 upper end is stretched Going out damping cavity and be rotatably assorted with built-in core bar 2 by bearing, damper assembly can use in conjunction with external power supply in use, with control The energising of solenoid 16 processed and power-off, adjacent between anchor pile connected by anchor cable, anchor cable is fixed in anchor cable mounting head, When coming down in hillside, adjacent position, anchor cable can drive anchor cable mounting rod 12 to rotate, now can be to anchor due to the effect of damper assembly The rotation of rope mounting rod 12 forms damping force, thus ensures the pulling force of anchor cable, forms overall locking effect;It addition, such as Fig. 2 institute Showing, bulkhead bracket 17 includes straight plate and arc, and bulkhead bracket 17 is one-body molded, and straight plate is fixed with damping cavity inwall, arc and company Female connector 14 excircle is fitted, and each damping point chamber is separated into, by arranging its interior arc rotor block 15, two sap cavities being interconnected 20, shock-absorbing spring 13 is set in sap cavity, when arc rotor block 15 rotates, the magnetic flow liquid in two sap cavities can produce and turn at arc Produce flowing in clearance channel between daughter 15 and damping cavity inwall to shear, thus produce damping force.

In the present embodiment, shock-absorbing spring 13 respectively arranges one in the both sides of each arc rotor block 15, shock-absorbing spring 13 1 End only supports with arc rotor block 15 end, and the other end is connected with bulkhead bracket 17;As in figure 2 it is shown, be provided with one in each sap cavity Individual shock-absorbing spring 13.

Finally illustrating, above example is only in order to illustrate technical scheme and unrestricted, although with reference to relatively The present invention has been described in detail by good embodiment, it will be understood by those within the art that, can be to the skill of the present invention Art scheme is modified or equivalent, and without deviating from objective and the scope of technical solution of the present invention, it all should be contained at this In the middle of the right of invention.

Claims (9)

1. a slope retaining anchor pile, it is characterised in that: include what anchoring was managed, and be arranged in anchoring is managed and be axially movable Built-in core bar and upper and fit into the least one set retaining assembly that whereabouts are moved back, described retaining with built-in core bar with being arranged on anchoring pipe Assembly includes at least one retaining bar and the jacking block being correspondingly arranged with retaining bar, and described retaining bar is articulated with described anchoring Guan Bingke Swinging around pin joint at perpendicular, described anchoring pipe is radially arranged jacking block hole, and described jacking block is arranged in described jacking block hole also Can move radially along anchoring pipe, described jacking block and described built-in core bar cone match, when built-in core bar is managed axially downwardly along anchoring Time mobile, jacking block is moved radially outward and promotes retaining bar to anchoring pipe exterior oscillations along anchoring pipe.
Slope retaining anchor pile the most according to claim 1, it is characterised in that: the retaining of the retaining assembly of two adjacent groups The free end of bar is towards on the contrary.
Slope retaining anchor pile the most according to claim 2, it is characterised in that: described in each group, retaining assembly is provided with Four retaining bars arranged along anchoring pipe circumference uniform distribution, corresponding each retaining bar is provided with a described jacking block.
Slope retaining anchor pile the most according to claim 3, it is characterised in that: it is provided with for right in described jacking block hole The guiding road of jacking block mobile guide.
Slope retaining anchor pile the most according to claim 4, it is characterised in that: it is provided with on described jacking block and prevents radially The block that outer shifting comes off.
Slope retaining anchor pile the most according to claim 5, it is characterised in that: corresponding each group of described built-in core bar stops Move back assembly and be provided with one for the conical surface press section with jacking block cone match.
Slope retaining anchor pile the most according to claim 6, it is characterised in that: the outside of described retaining bar be provided with for Strengthen the locking tooth of retaining power.
8. according to the slope retaining anchor pile described in claim 1-7 any claim, it is characterised in that: described anchor pile Also including the anchor cable mounting assembly carrying out damping vibration attenuation for installing anchor cable coordinating with built-in core bar top, described anchor cable is installed Assembly includes that anchor cable mounting rod, damper assembly and shock-absorbing spring, described built-in core bar upper end are internally formed damping cavity, described damping Intracavity fills magnetic flow liquid medium, and described damper assembly is installed in described damping cavity, and described damper assembly includes pacifying with anchor cable Adapter sleeve, the arc rotor block being arranged on adapter sleeve and the electromagnetic wire being arranged on arc rotor block that dress bar circumference is fixing Circle, described anchor cable mounting rod and built-in core bar upper end are rotatably assorted and described damping cavity is stretched out in upper end;Described anchor cable mounting assembly Also including the bulkhead bracket being fixed on damping cavity inwall, described bulkhead bracket is inner divides damping cavity with the laminating of adapter sleeve outer circumference Be divided into two damping point chambeies, described arc rotor block divides intracavity to arrange one in each damping, arc rotor block circumferentially with set Leave radial clearance between cylinder inwall and form damp channel.
Slope retaining anchor pile the most according to claim 8, it is characterised in that: described shock-absorbing spring turns at each arc The both sides of daughter respectively arrange one, and shock-absorbing spring one end is only supported with arc rotor body ends, and the other end is connected with bulkhead bracket.
CN201610511996.1A 2016-06-30 2016-06-30 Slope retaining anchor pile CN106193029B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610511996.1A CN106193029B (en) 2016-06-30 2016-06-30 Slope retaining anchor pile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610511996.1A CN106193029B (en) 2016-06-30 2016-06-30 Slope retaining anchor pile

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CN106193029A true CN106193029A (en) 2016-12-07
CN106193029B CN106193029B (en) 2018-07-27

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106979743A (en) * 2017-04-19 2017-07-25 中国地质大学(武汉) A kind of landslide depth big displacement adaptive monitoring system and method
CN109881689A (en) * 2019-03-25 2019-06-14 贵州大学 A kind of anchor pile for slope retaining
CN110258595A (en) * 2019-07-04 2019-09-20 华北水利水电大学 A kind of friction pile
CN111042106A (en) * 2019-12-09 2020-04-21 青海民族大学 Collapse-preventing electric sintering support pile for collapsible loess foundation pit

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6217260B1 (en) * 1998-07-10 2001-04-17 Dexin He Downhole reamer with double acting dual piston cylinder
CN202139588U (en) * 2011-06-18 2012-02-08 山东大学 Novel self-broaching anchor rod
CN202767074U (en) * 2012-05-09 2013-03-06 罗强 Pressurized soil anchor reamer
CN103741687A (en) * 2014-01-27 2014-04-23 北方工业大学 Reaming pressure-dispersed anchor rod
CN104179177A (en) * 2014-08-13 2014-12-03 江苏鸿基科技有限公司 Nailing and anchoring device based on foundation pit supporting structure and construction method of nailing and anchoring device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6217260B1 (en) * 1998-07-10 2001-04-17 Dexin He Downhole reamer with double acting dual piston cylinder
CN202139588U (en) * 2011-06-18 2012-02-08 山东大学 Novel self-broaching anchor rod
CN202767074U (en) * 2012-05-09 2013-03-06 罗强 Pressurized soil anchor reamer
CN103741687A (en) * 2014-01-27 2014-04-23 北方工业大学 Reaming pressure-dispersed anchor rod
CN104179177A (en) * 2014-08-13 2014-12-03 江苏鸿基科技有限公司 Nailing and anchoring device based on foundation pit supporting structure and construction method of nailing and anchoring device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106979743A (en) * 2017-04-19 2017-07-25 中国地质大学(武汉) A kind of landslide depth big displacement adaptive monitoring system and method
CN109881689A (en) * 2019-03-25 2019-06-14 贵州大学 A kind of anchor pile for slope retaining
CN110258595A (en) * 2019-07-04 2019-09-20 华北水利水电大学 A kind of friction pile
CN111042106A (en) * 2019-12-09 2020-04-21 青海民族大学 Collapse-preventing electric sintering support pile for collapsible loess foundation pit

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