CN114991126A - Construction method of non-prestressed post-inserted composite anchor cable uplift pile - Google Patents
Construction method of non-prestressed post-inserted composite anchor cable uplift pile Download PDFInfo
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- CN114991126A CN114991126A CN202210455875.5A CN202210455875A CN114991126A CN 114991126 A CN114991126 A CN 114991126A CN 202210455875 A CN202210455875 A CN 202210455875A CN 114991126 A CN114991126 A CN 114991126A
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- 238000010276 construction Methods 0.000 title claims abstract description 31
- 239000002131 composite material Substances 0.000 title claims abstract description 30
- 230000002787 reinforcement Effects 0.000 claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 25
- 238000009434 installation Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 230000003014 reinforcing effect Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/10—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure
- E02D31/12—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure against upward hydraulic pressure
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- Hydrology & Water Resources (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a construction method of a non-prestressed post-inserted composite anchor cable uplift pile, which comprises the following steps of: firstly, hoisting a reinforcement cage without prestress and inserted with a composite anchor cable uplift pile by a crane into a hole drilled in advance on the ground; and secondly, fixedly connecting a plurality of groups of rigid guide pipes end to end in sequence to form a guide pipe group, then placing the guide pipe group into a reinforcement cage through a crane, fixing the top end of the guide pipe group, and installing a funnel on the top end of the guide pipe group. According to the invention, the head end of the steel cable of the electric hoist is controlled to be fixedly connected with the group of mounting pipes at the top, the electric hydraulic cylinder is controlled to extend, one ends of the two groups of clamping plates, which are far away from the L-shaped support frame, are far away from each other, the two groups of clamping plates are matched with the clamping grooves, so that the guide hopper cannot be continuously limited, then the electric hoist is controlled to lift the whole guide pipe structure to the height of one section of rigid guide pipe, and then the concrete mixer truck is continuously controlled to move towards the inside of the second group of guide hopper, so that the efficiency of the whole uplift pile concrete pouring construction process is ensured.
Description
Technical Field
The invention relates to the technical field of uplift piles, in particular to a construction method of an uplift pile without a prestress and with a rear-inserted composite anchor cable.
Background
The uplift pile is widely applied to uplift of large basements, uplift of high-rise buildings (structures), uplift of offshore wharf platforms, anchor pile foundations of suspension bridges and cable-stayed bridges, pile foundations of large ship dock floors, anchor pile foundations in static load test piles and the like.
At present, after a steel reinforcement cage without prestress and with a composite anchor cable uplift pile inserted therein is hoisted into a hole drilled in advance on the ground, a plurality of groups of rigid guide pipes for guiding are combined and inserted into the steel reinforcement cage, and then concrete can be injected into the steel reinforcement cage through the rigid guide pipes; in the process that the multiple groups of rigid guide pipes are matched for use at present, because concrete can only flow through the pipelines of the rigid guide pipes, if the height of the concrete in the reinforcement cage exceeds the bottom end of the rigid guide pipes, the flow rate of the subsequent concrete in the rigid guide pipes can be greatly influenced, so that the concrete mixer truck needs to intermittently inject the concrete into the rigid guide pipes, and the construction progress of the whole uplift pile is greatly reduced; simultaneously when the concrete to in the steel reinforcement cage vibrates the discharge bubble at present, often during artifical direct vibration end with the vibrting spear stretches into the inside concrete of steel reinforcement cage, both can't guarantee the position of vibrting spear in the steel reinforcement cage, also can't improve the vibrating effect of vibrting spear to the inside concrete of steel reinforcement cage, influence the quality of whole resistance to plucking stake.
Disclosure of Invention
The invention aims to provide a construction method of a non-prestressed rear-inserted composite anchor cable uplift pile, which aims to solve the related problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the construction method of the uplift pile without the prestress post-inserted composite anchor cable comprises the following steps:
firstly, hoisting a reinforcement cage without prestress and inserted with a composite anchor cable uplift pile by a crane into a hole drilled in advance on the ground;
secondly, fixedly connecting a plurality of groups of rigid guide pipes end to end in sequence to form a guide pipe group, then placing the guide pipe group into a reinforcement cage through a crane, fixing the top end of the guide pipe group, and installing a funnel at the top end of the guide pipe group;
thirdly, discharging concrete into the funnel through a concrete mixer truck, and vibrating the concrete in the reinforcement cage to remove air bubbles through a vibrating rod at regular time after the concrete falls into the inner bottom of the reinforcement cage along the guide of the guide pipe group;
and fourthly, after the reinforcement cage is filled with concrete, standing for several days, and completing construction of the uplift pile of the non-prestressed back-inserted composite anchor cable.
Preferably, the construction equipment used in the construction method of the post-inserted composite anchor cable uplift pile without prestress comprises a base, wherein an L-shaped support frame is installed at one end of the top of the base, an electric hoist is installed at the middle position of the top of the L-shaped support frame, a circular through hole is formed in the middle position of the top of the base, a plurality of material guiding hoppers and rigid guide pipes are arranged at the middle position inside the L-shaped support frame in a staggered mode, the bottom ends of the material guiding hoppers are fixedly connected with the top ends of the rigid guide pipes, an installation pipe is arranged at the center position inside the material guiding hoppers, four groups of fixed rods are evenly installed at the bottom outside the installation pipe, one ends of the fixed rods, far away from the installation pipe, are fixedly connected with the top ends of the inner walls of the material guiding hoppers, the top ends of the installation pipe are fixedly connected with the bottom ends of the rigid guide pipes, an auxiliary vibration assembly is arranged at the bottom ends of a group of the rigid guide pipes at the bottom, and a clamping assembly mutually matched with the material guiding hoppers is arranged at the bottom of the inner side of the L-shaped support frame, the inboard intermediate position department of L type support frame is provided with the direction subassembly, control panel is installed to the one end in the L type support frame outside, control panel passes through the wire and is connected with the electric block electricity.
Preferably, the auxiliary vibration subassembly includes mounting disc, connecting rod, plectane, jack, inserted bar and fixed pipe, and the bottom is a set of fixed pipe is installed to the bottom of rigidity pipe, and the mounting disc is installed to the bottom in the fixed pipe outside, four group's connecting rods, four groups are evenly installed to the border position department of mounting disc bottom the plectane is installed jointly to the bottom of connecting rod, and the central point department of putting at plectane top has seted up the jack, the inserted bar is all evenly installed to the bottom of connecting rod and plectane, the jack is hopper-shaped structure.
Preferably, the centre gripping subassembly includes splint, electric hydraulic cylinder, draw-in groove, support column and leading wheel, the both ends symmetry of the inboard bottom of L type support frame articulates there is splint, and two sets of splint are close to the intermediate position department symmetry of one end each other and offer the draw-in groove of mutually supporting with the guide fill, and is a set of one side that L type support frame was kept away from at the splint top articulates there is electric hydraulic cylinder, electric hydraulic cylinder's output is articulated with the top of another group's splint, and is two sets of one side symmetry that L type support frame was kept away from to splint bottom is installed the support column, and the leading wheel is installed to the bottom of support column.
Preferably, the guide assembly comprises an electric lifting and shrinking rod, a guide roller, a square groove, a hinged plate and a wire guide wheel, the square groove is formed in the middle position of the inner side of the L-shaped support frame, the hinged plate is hinged to the middle position of the bottom in the square groove, the wire guide wheel is installed at the top end of the hinged plate, the electric lifting and shrinking rod is installed in the middle position of the bottom of the inner side of the L-shaped support frame, the guide roller matched with the hinged plate is installed at the output end of the electric lifting and shrinking rod, and the control panel is electrically connected with the electric lifting and shrinking rod through a wire.
Preferably, the bottom end outside the rigid conduit and the top end outside the mounting pipe are provided with flanges, the top end outside the fixed pipe is also provided with flanges, the rigid conduit and the mounting pipe are fixedly connected through the flanges, and the material guide hopper and the fixed pipe are also fixedly connected through the flanges.
Preferably, the end of the electric hoist steel cable is provided with a hook, the hook is provided with a chain, the two ends of the chain are symmetrically provided with semicircular frames, and the two ends of the two groups of semicircular frames are fixedly connected with each other through screws.
Preferably, arc-shaped grooves matched with the guide wheels are symmetrically formed in two ends of one side, far away from the control panel, of the top of the base.
Preferably, the top at the two ends of the inner side of the L-shaped support frame is symmetrically provided with a first support frame, the top end of the first support frame is fixedly connected with the inner top of the L-shaped support frame, the bottom of the first support frame is provided with a second support frame, and the bottom end of the second support frame is fixedly connected with one end of the base bottom far away from the L-shaped support frame.
Preferably, the top of the outer side of the fixing rod is provided with a limiting ring, and the bottom of the limiting ring is provided with a wear-resistant layer.
Compared with the prior art, the invention provides a construction method of the uplift pile of the prestressed rear-inserted composite anchor cable, which has the following beneficial effects:
1. when the height of a section of rigid conduit needs to be raised, the invention controls the head end of the steel cable of the electric hoist to be fixedly connected with a group of mounting pipes at the top, then the electric hydraulic cylinder is controlled to extend, so that the ends of the two groups of clamping plates, which are far away from the L-shaped supporting frame, are far away from each other, and the two groups of clamping plates can not be matched with the clamping grooves to continuously limit the material guide hopper, then the electric hoist is controlled to lift the whole conduit structure by the height of a section of rigid conduit, then the concrete mixer truck is continuously controlled to move towards the interior of the second group of material guide hoppers, thereby ensuring the efficiency of the whole anti-pulling pile in the concrete pouring construction process, simultaneously, an operator unscrews the bolts on the flange plate between the first group of rigid guide pipes and the second group of mounting pipes, then the bottom ends of the first group of rigid guide pipes can be pulled to incline, the electric hoist is controlled to gradually drop the first group of rigid guide pipes, then the first group of guide hoppers and the rigid guide pipe are detached and removed from one end of the L-shaped support frame together.
2. According to the invention, after concrete enters the first group of guide hoppers, the concrete can enter the first group of rigid guide pipes, then enters the second group of guide hoppers through the second group of mounting pipes, and by analogy, the concrete can be discharged into the reinforcement cage from the bottom group of rigid guide pipes.
3. When the invention needs to vibrate and bubble-discharging the concrete filled in the reinforcement cage, the electric telescopic rods are controlled to shorten firstly, so that the hinged plates turn downwards until the hinged plates are parallel to the circular through holes, then an operator can put the vibrating rods into the first group of mounting pipes after passing through the square grooves and the wire guide wheels, the connecting wires of the vibrating rods pass through the wire guide wheels and are guided by the guide hoppers and the rigid guide pipes, the stability of the vibrating rods in the descending process can be ensured, the vibrating rods are prevented from colliding with the reinforcement bars of the reinforcement cage in the descending process, the vibrating rods are well protected, the bottom ends of the vibrating rods are inserted into the jacks, the vibrating rods are controlled to vibrate, the vibrating rods transmit the vibration to the groups of the inserting rods through the circular plates and the connecting rods, and because the groups of the inserting rods are all inserted into the concrete, the groups of the inserting rods simultaneously vibrate and bubble-discharge the concrete in the reinforcement cage, the quality of the cast non-prestressed post-inserted composite anchor cable uplift pile is improved.
Drawings
FIG. 1 is a front sectional view in the course of the construction of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a front cross-sectional view of the present invention;
FIG. 4 is a front sectional view of the present invention with a section of the connecting tube lifted;
FIG. 5 is a top cross-sectional view of the present invention;
FIG. 6 is a schematic top view of the two sets of splints of the present invention after deployment;
FIG. 7 is a perspective view of the material guiding hopper and the connecting pipe according to the present invention;
fig. 8 is a perspective view of an auxiliary vibration unit according to the present invention.
In the figure: 1. an electric hoist; 2. a material guide hopper; 3. a rigid conduit; 4. an auxiliary vibration assembly; 401. installing a disc; 402. a connecting rod; 403. a circular plate; 404. a jack; 405. inserting a rod; 406. a fixed tube; 5. a clamping assembly; 501. a splint; 502. an electric hydraulic cylinder; 503. a card slot; 504. a support pillar; 505. a guide wheel; 6. a guide assembly; 601. an electric telescopic rod; 602. a guide roller; 603. a square groove; 604. a hinge plate; 605. a wire guide wheel; 7. an L-shaped support frame; 8. a base; 9. a control panel; 10. installing a pipe; 11. a fixing rod; 12. a circular through hole; 13. a limiting ring; 14. a flange plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: the construction method of the uplift pile without the prestress post-inserted composite anchor cable comprises the following steps:
firstly, hoisting a reinforcement cage without prestress and inserted with a composite anchor cable uplift pile by a crane and placing the reinforcement cage into a hole drilled in advance in the ground;
secondly, fixedly connecting a plurality of groups of rigid guide pipes end to end in sequence to form a guide pipe group, then placing the guide pipe group into a reinforcement cage through a crane, fixing the top end of the guide pipe group, and installing a funnel at the top end of the guide pipe group;
thirdly, discharging concrete into the funnel through a concrete mixer truck, and vibrating the concrete in the reinforcement cage to remove air bubbles through a vibrating rod at regular time after the concrete falls into the inner bottom of the reinforcement cage along the guide of the guide pipe group;
and fourthly, after the reinforcement cage is filled with concrete, standing for several days, and completing the construction of the post-inserted composite anchor cable uplift pile without prestress.
Further, the construction equipment used in the construction method of the prestressed rear-inserted composite anchor cable uplift pile comprises a base 8, wherein an L-shaped support frame 7 is installed at one end of the top of the base 8, an electric hoist 1 is installed at the middle position of the top of the L-shaped support frame 7, a circular through hole 12 is formed in the middle position of the top of the base 8, a plurality of material guiding hoppers 2 and rigid guide pipes 3 are arranged at the middle position inside the L-shaped support frame 7 in a staggered mode, the bottom ends of the material guiding hoppers 2 are fixedly connected with the top ends of the rigid guide pipes 3, an installation pipe 10 is arranged at the center position inside the material guiding hoppers 2, four groups of fixing rods 11 are evenly installed at the bottom of the outer side of the installation pipe 10, one ends, far away from the installation pipe 10, of the fixing rods 11 are fixedly connected with the top ends of the inner walls of the material guiding hoppers 2, the top ends of the installation pipe 10 are fixedly connected with the bottom ends of the rigid guide pipes 3, an auxiliary vibration assembly 4 is arranged at the bottom of one group of the rigid guide pipes 3, the bottom of the inner side of the L-shaped support frame 7 is provided with a clamping component 5 matched with the material guide hopper 2, the middle position of the inner side of the L-shaped support frame 7 is provided with a guide component 6, one end of the outer side of the L-shaped support frame 7 is provided with a control panel 9, and the control panel 9 is electrically connected with the electric hoist 1 through a wire.
Further, the auxiliary vibration component 4 includes a mounting disc 401, a connecting rod 402, a circular plate 403, a jack 404, an insert rod 405 and a fixed tube 406, the fixed tube 406 is installed at the bottom of the group of rigid guide tubes 3 at the bottom end, the mounting disc 401 is installed at the bottom end of the outer side of the fixed tube 406, four groups of connecting rods 402 are evenly installed at the edge position of the bottom of the mounting disc 401, the circular plate 403 is installed at the bottom ends of the four groups of connecting rods 402 together, the jack 404 is arranged at the center position of the top of the circular plate 403, the insert rod 405 is evenly installed at the bottoms of the connecting rods 402 and the circular plate 403, and the jack 404 is of a funnel-shaped structure.
Further, centre gripping subassembly 5 includes splint 501, electric hydraulic cylinder 502, draw-in groove 503, support column 504 and leading wheel 505, the both ends symmetry of the inboard bottom of L type support frame 7 articulates there is splint 501, and two sets of splint 501 are close to the intermediate position department symmetry of one end each other and offer the draw-in groove 503 of mutually supporting with guide hopper 2, one side that L type support frame 7 was kept away from at a set of splint 501 top articulates there is electric hydraulic cylinder 502, electric hydraulic cylinder 502's output is articulated with another set of splint 501's top, support column 504 is installed to one side symmetry that L type support frame 7 was kept away from to two sets of splint 501 bottoms, and leading wheel 505 is installed to the bottom of support column 504.
Further, the guiding assembly 6 comprises an electric telescopic rod 601, a guiding roller 602, a square groove 603, a hinged plate 604 and a wire guiding wheel 605, the square groove 603 is formed in the middle position of the inner side of the L-shaped supporting frame 7, the hinged plate 604 is hinged to the middle position of the bottom in the square groove 603, the wire guiding wheel 605 is installed at the top end of the hinged plate 604, the electric lifting and contracting rod 601 is installed at the middle position of the inner side bottom of the L-shaped supporting frame 7, the guiding roller 602 matched with the hinged plate 604 is installed at the output end of the electric lifting and contracting rod 601, and the control panel 9 is electrically connected with the electric telescopic rod 601 through a wire.
Further, flanges 14 are mounted at the bottom end of the outer side of the rigid conduit 3 and the top end of the outer side of the mounting pipe 10, and a flange 14 is also mounted at the top end of the outer side of the fixed pipe 406, the rigid conduit 3 and the mounting pipe 10 are fixedly connected through the flange 14, and the material guiding hoppers 2 and the fixed pipe 406 are also fixedly connected through the flange 14, which is beneficial to fixedly connecting a plurality of groups of material guiding hoppers 2 and the rigid conduit 3 in a staggered manner.
Further, the couple is installed to the end of electric block 1 cable wire, and is provided with the chain on the couple, and the both ends symmetry of chain installs semicircular frame, and the both ends of two sets of semicircular frames all are through screw mutual fixed connection, help lifting whole pipe group through electric block 1.
Further, the arc-shaped grooves matched with the guide wheels 505 are symmetrically formed in two ends of one side, far away from the control panel 9, of the top of the base 8, so that the rotation angles of the two groups of clamping plates 501 are limited.
Furthermore, first support frames are symmetrically installed at the tops of two ends of the inner side of the L-shaped support frame 7, the top end of each first support frame is fixedly connected with the inner top of the L-shaped support frame 7, the second support frame is installed at the bottom of the first support frame, the bottom end of the second support frame is fixedly connected with one end of the base 8, which is far away from the L-shaped support frame 7, and the stability of connection of the L-shaped support frame 7 and the base 8 is improved.
Further, stop collar 13 is installed at the top in the dead lever 11 outside, and stop collar 13's bottom is provided with the wearing layer, helps restricting the position of the pipe group that enters into in the steel reinforcement cage for the top of pipe group exposes ground all the time.
Example 1, as shown in fig. 1 to 4 and fig. 7 to 8, one, two or more sets of material guiding hoppers 2 and rigid guide pipes 3 may be selectively connected to each other according to the depth of the holes in the ground of the uplift pile, while the set of material guiding hoppers 2 with the limiting rings 13 mounted on the outer sides is always the first set of material guiding hoppers 2, and the auxiliary vibration assembly 4 is always fixedly connected to the bottom ends of the bottom set of rigid guide pipes 3, that is, the top ends of the fixed pipes 406 and the bottom ends of the bottom set of rigid guide pipes 3 are fixedly connected through the flange 14.
Embodiment 2, as shown in fig. 1 to 5 and fig. 7 to 8, when vibration and bubble removal are required to be performed on concrete filled in a reinforcement cage, the electric telescopic rod 601 is controlled to shorten, so that the hinge plates 604 are turned downward until the hinge plates 604 are parallel to the circular through holes 12, then an operator can put a vibrating rod into the first group of mounting pipes 10 after passing through the square grooves 603 and the wire guide wheels 605, and the connecting wires of the vibrating rod pass through the wire guide wheels 605, and are guided by the material guide hopper 2 and the rigid guide pipe 3, so that stability of the vibrating rod in the descending process can be ensured, the vibrating rod is prevented from colliding with reinforcements of the reinforcement cage in the descending process, the vibrating rod is well protected, and then the vibrating rod is controlled to vibrate after the bottom end of the vibrating rod is inserted into the insertion hole 404, and is transmitted to the plurality of groups of insertion rods 405 through the circular plates 403 and the connecting rods 402, and because the multiple groups of the inserting rods 405 are all inserted into the concrete, the multiple groups of the inserting rods 405 can vibrate and remove air bubbles from the concrete in the reinforcement cage at the same time.
The working principle is as follows: before the device is used, a reinforcing cage without prestress and inserted with a composite anchor cable uplift pile is placed in a hole drilled in the ground in advance through a crane, then a plurality of guide pipe groups consisting of guide hoppers 2 and rigid guide pipes 3 are hoisted into the reinforcing cage, at the moment, a limiting ring 13 on the outer side of one guide hopper 2 on the top is propped against the top end of the reinforcing cage, so that the whole guide pipe group cannot descend, then an L-shaped support frame 7 and a base 8 are moved above the reinforcing cage together, the top end of the reinforcing cage is positioned at the middle position inside a circular through hole 12, then the bottom end of a steel cable of an electric hoist 1 is controlled to be fixedly connected with one mounting pipe 10 on the top, namely the outer side of the first mounting pipe 10, the electric hoist 1 is controlled to lift the whole guide pipe group until the first guide hopper 2 rises above the two clamping plates 501, and then an electric hydraulic cylinder 502 is controlled to shorten, until two sets of splint 501 are parallel to each other, control electric block 1 afterwards to drive pipe group and descend, let first group guide fill 2 block go into in two sets of draw-in grooves 503, later alright pour into the concrete to the inside of a set of guide fill 2 in top through the concrete mixer truck, the concrete enters into the interior bottom of steel reinforcement cage along the direction of pipe group, after pouring into a period of concrete into the steel reinforcement cage, just control electric block 1 and drive the pipe group and rise the height of a section rigid conduit 3 and guide fill 2, dismantle a set of guide fill 2 and the rigid conduit 3 at top again afterwards, pour the concrete into the steel reinforcement cage, so just accomplished the construction of resistance to plucking pile concreting.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The construction method of the uplift pile without the prestress back-inserted composite anchor cable is characterized by comprising the following steps of:
firstly, hoisting a reinforcement cage without prestress and inserted with a composite anchor cable uplift pile by a crane into a hole drilled in advance on the ground;
secondly, fixedly connecting a plurality of groups of rigid guide pipes end to end in sequence to form a guide pipe group, then placing the guide pipe group into a reinforcement cage through a crane, fixing the top end of the guide pipe group, and installing a funnel at the top end of the guide pipe group;
thirdly, discharging concrete into the funnel through a concrete mixer truck, and vibrating the concrete in the reinforcement cage to remove air bubbles through a vibrating rod at regular time after the concrete falls into the inner bottom of the reinforcement cage along the guide pipe group;
and fourthly, after the reinforcement cage is filled with concrete, standing for several days, and completing construction of the uplift pile of the non-prestressed back-inserted composite anchor cable.
2. The construction equipment used in the construction method of the non-prestressed rear-inserted composite anchor cable uplift pile according to claim 1 comprises a base (8), and is characterized in that: the automatic feeding device is characterized in that an L-shaped support frame (7) is installed at one end of the top of the base (8), an electric block (1) is installed at the middle position of the top of the L-shaped support frame (7), a circular through hole (12) is formed in the middle position of the top of the base (8), a plurality of material guiding hoppers (2) and rigid conduits (3) are arranged in the middle position of the inside of the L-shaped support frame (7) in a staggered mode, the bottoms of the material guiding hoppers (2) are fixedly connected with the top ends of the rigid conduits (3), an installation pipe (10) is arranged at the center position of the inside of each material guiding hopper (2), four groups of fixing rods (11) are evenly installed at the bottom of the outer side of the installation pipe (10), one ends, far away from the installation pipe (10), of the fixing rods (11) are fixedly connected with the top ends of the inner walls of the material guiding hoppers (2), and the top ends of the installation pipe (10) are fixedly connected with the bottom ends of the rigid conduits (3), the bottom is a set of the bottom of rigidity pipe (3) is provided with auxiliary vibration subassembly (4), the inboard bottom of L type support frame (7) is provided with centre gripping subassembly (5) of mutually supporting with guide fill (2), the inboard intermediate position department of L type support frame (7) is provided with direction subassembly (6), control panel (9) are installed to the one end in the L type support frame (7) outside, control panel (9) are connected with electric block (1) electricity through the wire.
3. The construction equipment for the prestressed rear-inserted composite anchor cable uplift pile according to claim 2, wherein: supplementary vibration subassembly (4) are including mounting disc (401), connecting rod (402), plectane (403), jack (404), inserted bar (405) and fixed pipe (406), and the bottom is a set of fixed pipe (406) are installed to the bottom of rigidity pipe (3), and the bottom in fixed pipe (406) outside installs mounting disc (401), the border position department of mounting disc (401) bottom evenly installs four groups of connecting rod (402), four groups plectane (403) are installed jointly to the bottom of connecting rod (402), and central point department of putting at plectane (403) top has seted up jack (404), inserted bar (405) are all evenly installed to the bottom of connecting rod (402) and plectane (403), jack (404) are funnel shaped structure.
4. The construction equipment for the prestressed rear-inserted composite anchor cable uplift pile according to claim 2, wherein: centre gripping subassembly (5) are including splint (501), electric hydraulic cylinder (502), draw-in groove (503), support column (504) and leading wheel (505), the both ends symmetry of L type support frame (7) inboard bottom articulates there are splint (501), and two sets of splint (501) are close to the intermediate position department symmetry of one end each other and offer draw-in groove (503) of mutually supporting with guide hopper (2), and are a set of one side that L type support frame (7) were kept away from at splint (501) top articulates there is electric hydraulic cylinder (502), the output of electric hydraulic cylinder (502) is articulated with the top of another group's splint (501), and is two sets of one side symmetry that L type support frame (7) were kept away from to splint (501) bottom is installed support column (504), and leading wheel (505) are installed to the bottom of support column (504).
5. The construction equipment for the prestressed rear-inserted composite anchor cable uplift pile according to claim 2, wherein: the guide assembly (6) comprises an electric lifting and contracting rod (601), guide rollers (602), a square groove (603), a hinged plate (604) and a guide wheel (605), the square groove (603) is formed in the middle position of the inner side of the L-shaped support frame (7), the hinged plate (604) is hinged to the middle position of the bottom in the square groove (603), the guide wheel (605) is installed on the top end of the hinged plate (604), the electric lifting and contracting rod (601) is installed in the middle position of the inner side bottom of the L-shaped support frame (7), the guide rollers (602) matched with the hinged plate (604) are installed at the output end of the electric lifting and contracting rod (601), and the control panel (9) is electrically connected with the electric lifting and contracting rod (601) through a guide wire.
6. The construction equipment for the prestressed rear-inserted composite anchor cable uplift pile according to claim 2, wherein: the guide device is characterized in that flange plates (14) are mounted at the bottom end of the outer side of the rigid guide pipe (3) and the top end of the outer side of the mounting pipe (10), the flange plate (14) is mounted at the top end of the outer side of the fixed pipe (406), the rigid guide pipe (3) and the mounting pipe (10) are fixedly connected through the flange plates (14), and the guide hopper (2) and the fixed pipe (406) are also fixedly connected through the flange plates (14).
7. The construction equipment for the prestressed back-inserted composite anchor cable uplift pile according to claim 2, wherein: the hook is installed at the end of the electric hoist (1) steel cable, the chain is arranged on the hook, the semicircular frames are symmetrically installed at the two ends of the chain, and the two ends of the two groups of semicircular frames are fixedly connected with each other through screws.
8. The construction equipment for the prestressed back-inserted composite anchor cable uplift pile according to claim 4, wherein: arc-shaped grooves matched with the guide wheels (505) are symmetrically formed in two ends of one side, far away from the control panel (9), of the top of the base (8).
9. The construction equipment for the prestressed rear-inserted composite anchor cable uplift pile according to claim 2, wherein: the top symmetry at the inboard both ends of L type support frame (7) installs first support frame, and the top of first support frame and the interior top fixed connection of L type support frame (7), and the second support frame is installed to the bottom of first support frame, and the one end fixed connection of L type support frame (7) is kept away from to the bottom of second support frame and base (8) bottom.
10. The construction equipment for the prestressed rear-inserted composite anchor cable uplift pile according to claim 2, wherein: the top of the outer side of the fixed rod (11) is provided with a limiting ring (13), and the bottom of the limiting ring (13) is provided with a wear-resistant layer.
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| CN202210455875.5A CN114991126B (en) | 2022-04-27 | 2022-04-27 | Non-prestress post-inserted composite anchor cable anti-pulling pile construction equipment |
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| CN202210455875.5A CN114991126B (en) | 2022-04-27 | 2022-04-27 | Non-prestress post-inserted composite anchor cable anti-pulling pile construction equipment |
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| CN114991126A true CN114991126A (en) | 2022-09-02 |
| CN114991126B CN114991126B (en) | 2024-03-19 |
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| CN118653858A (en) * | 2024-08-21 | 2024-09-17 | 中国铁建大桥工程局集团有限公司 | Assembled lining template suitable for pile foundation bamboo cutting type orifice and construction method |
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| CN118653858B (en) * | 2024-08-21 | 2024-10-18 | 中国铁建大桥工程局集团有限公司 | Assembled lining template suitable for pile foundation bamboo cutting type orifice and construction method |
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| Publication number | Publication date |
|---|---|
| CN114991126B (en) | 2024-03-19 |
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