CN103074892A - Two-shaft, four-shaft and six-shaft interchanging type cement and soil stirring pile device and construction method thereof - Google Patents
Two-shaft, four-shaft and six-shaft interchanging type cement and soil stirring pile device and construction method thereof Download PDFInfo
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- CN103074892A CN103074892A CN2013100175834A CN201310017583A CN103074892A CN 103074892 A CN103074892 A CN 103074892A CN 2013100175834 A CN2013100175834 A CN 2013100175834A CN 201310017583 A CN201310017583 A CN 201310017583A CN 103074892 A CN103074892 A CN 103074892A
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- 239000002689 soil Substances 0.000 title claims abstract description 33
- 239000004568 cement Substances 0.000 title claims abstract description 32
- 238000003756 stirring Methods 0.000 title claims abstract description 30
- 238000010276 construction Methods 0.000 title claims abstract description 15
- 239000002002 slurry Substances 0.000 claims abstract description 8
- 238000005553 drilling Methods 0.000 claims description 112
- 238000013019 agitation Methods 0.000 claims description 53
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 16
- 238000012544 monitoring process Methods 0.000 claims description 13
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 230000035807 sensation Effects 0.000 claims description 11
- 150000002505 iron Chemical class 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract 3
- 238000005507 spraying Methods 0.000 abstract 1
- 238000012407 engineering method Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910000754 Wrought iron Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Bulkheads Adapted To Foundation Construction (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to a two-shaft, four-shaft and six-shaft interchanging type cement and soil stirring pile device and a construction method thereof. The device comprises a host, a guide rod, a power assembly, a plurality of drill pipes, drill pipes with wings, multifunction drill bits, a background cement slurry stirring system, flow meters, a soil penetrating depth sensor and verticality real-time monitors, wherein the power assembly is connected with the drill pipes, the lower end of each drill pipe with the wing is connected with each multifunction drill bit, the top part of each drill pipe is provided with a slurry inlet, the middle part of each drill pipe is provided with a middle bearing bracket, each flow meter is arranged on a slurry spraying port, the penetrating depth sensor is arranged on a slide rail of the guide rod, each verticality real-time monitor is arranged on each middle bearing bracket, the flow meters, the soil penetrating depth sensor and the verticality real-time monitors are respectively connected with the host, and detachable drill pipes are adopted as the drill pipes. Compared with the prior art, the device has the advantages that the pile forming function is versatile, the cost is saved, the verticality is controllable, the pile forming effect is good, and the like.
Description
Technical field
The present invention relates to a kind of two, four, six axle interchangeable cement-soil mixing pile device and job practicess thereof, be mainly used in the fields such as ground stabilization, improvement and bracing of foundation pit in municipal administration basis, industry and the civil engineering construction.
Background technology
The agitation pile pile is to utilize curing compound to mix, stir with the soil body, reacts to improve the engineering mechanics performance of pile body by the water chemistry of curing compound.Agitation pile is because the pile price advantage is obvious, so enjoy favor in engineering.
At present general bracing of foundation pit sealing and ground stabilization two axle agitation piles, SMW engineering method, the FCW engineering methods of adopting more, these three kinds of engineering methods generally only occur as agitation pile, and function ratio is more single, in the face of different stake types need to be equipped with different devices.Two axle agitation pile bottom drilling rods only have two road blades, can only make a call to two axles; The special multiple-rotor mixer of SMW engineering method utilization creeps into the cutting soil body on the spot, simultaneously at the multi-functional drill cephalic par cement grout is injected the soil body, after fully mixing, again H shaped steel or other section bars are inserted in the stirring pile body, form the diaphragm wall body, it is large to make a call to three axles and cement consumption; The FCW engineering method can only be made a call to five axles.Other SMW engineering method, FCW engineering method drilling rod moment of torsion balance voluntarily, Power Component need to be born unnecessary moment of torsion, thereby bore diameter and drilling depth and verticality have been had restriction and impact.
Summary of the invention
Purpose of the present invention be exactly provide a kind of pile diverse in function in order to overcome the defective that above-mentioned prior art exists, save cost, verticality is controlled, pile-forming effect is good two, four, six axle interchangeable cement-soil mixing pile device and job practicess thereof.
Purpose of the present invention can be achieved through the following technical solutions:
A kind of two, four, six axle interchangeable cement-soil mixing pile devices, this device comprises main frame, guide rod, Power Component, drilling rod, band wing drilling rod, Multifunctional drill and backstage cement paste stirring system, described guide rod is fixed on the main frame, described Power Component connects the pulley on guide rod top by wire rope, wire rope drives Power Component and moves at the slide rail of guide rod, described Power Component connects many drilling rods, each drilling rod lower end all is connected with band wing drilling rod, described band wing drilling rod lower end connects Multifunctional drill, described Multifunctional drill is provided with mouth spray, described drilling rod top is provided with stock inlet, the drilling rod middle part is provided with the intermediate support frame, described backstage cement paste stirring system connects stock inlet after by stock pump, this device also comprises flow instrument, embedded depth sensing instrument and verticality real-time monitor, described flow instrument is installed in the mouth spray place, described embedded depth sensing instrument is installed on the slide rail of guide rod, described verticality real-time monitor is installed on the intermediate support frame, described flow instrument, embedded depth sensing instrument is connected with main frame with the verticality real-time monitor and is connected, and described drilling rod is detachable drilling rod.
Described drilling rod arranges two, four or the six roots of sensation, is respectively applied to the pile of two axle agitation piles, four axle agitation piles or six axle agitation piles, and the direction of rotation of adjacent drill pipes is opposite.
In the described adjacent drill pipes wherein a drilling rod be provided with iron plate, this iron plate shifts to install, described iron plate below is welded with metal derby.
Described metal derby is provided with two, and metal derby becomes 30 °～60 ° with horizontal plane.
Described Multifunctional drill is connected with band wing drilling rod by latch, and Multifunctional drill comprises augers, two rake drill bits or three rake drill bits.
Described verticality real-time monitor is a cylindrical metal tube, is provided with the verticality monitoring element in the metal tube, and this verticality monitoring element is connected with main frame by external wire or wireless data transmission device.
A kind of job practices of two, four, six axle interchangeable cement-soil mixing pile devices may further comprise the steps:
1) smooth construction plant emits full pattern according to working drawing;
2) require open channels according to working drawing;
3) device resets, and two, four, six axle interchangeable cement-soil mixing pile devices are moved to position to be onstructed, and the quantity of drilling rod is set;
4) open main frame and monitor, the data that control sets in advance: every meter descending depth, every meter whitewashing amount, design stake end absolute altitude, high, the total whitewashing amount of design stake top mark and total mixing time;
5) start backstage cement paste stirring system, cement paste is supplied slurry by stock pump to drilling rod, simultaneously by flow instrument Real-Time Monitoring stock volume;
6) start Power Component, Power Component drives the drilling rod rotation, and drilling rod drives drill bit limit sinking and stirs while whitewashing, and makes drill bit sink to design stake end absolute altitude, and main frame is by the verticality of verticality real-time monitor Real-Time Monitoring drilling rod;
7) Power Component lifting drilling rod stirs in the drilling rod altitude range of band Ji again, again sinks to a design stake end absolute altitude;
8) Power Component promotes drilling rod, and it is high that drilling rod is promoted to design stake top mark, and a pile forms one group of agitation pile;
9) move to second group and continue construction.
The whitewashing mode of described every drilling rod comprises following two kinds:
The cement paste of spray 100% was not whitewashed during lifting when one, drilling rod sank;
The cement paste of spray 50%～80% when two, drilling rod sinks, the cement paste of spray 50%～20% during lifting.
Described whitewashing comprises single-point whitewashing or multiple spot whitewashing.
The form of described every group of agitation pile comprises diaxon agitation pile, four axle agitation piles or six axle agitation piles.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention two, four, six axle interchangeable cement mixing methods have reduced the overlap joint number of times between the pile body, have reduced the probability that cold seam occurs on the pile body, have improved the stagnant water effect of pile body;
2, three counter-rotatings of three forwards of the six roots of sensation drilling rod among the present invention, when Power Component driving six roots of sensation drilling rod is holed in foundation soil, Power Component drives adjacent drilling rod in each other reverse rotation mode and rotates, drilling rod produces opposite direction, equal-sized moment of torsion when boring, the positive reaction torque that Power Component is born is balance, has effectively reduced the stake machine for balance restriction and impact on bore diameter and drilling depth by the moment of torsion of drilling rod rotation generation;
3, Power Component driving power of the present invention is large, and stake machine self-stability is good, so the pile body diameter is large, pile body is long, and pile body can reach 70m;
4, the present invention adopts whitewashing mode in the drilling rod, and gunniting hole is positioned at the drilling rod bottom, can stir in the driving that sinks, and has promoted the stirring effect;
5, multiple spot whitewashing mode is adopted in whitewashing of the present invention, and hardening slurry can fully be stirred in the stake, allows the number of times of same stirring can reach the mixing effect that doubles;
6, six roots of sensation drilling rod of the present invention can be disassembled into according to different construction requirements different stake types, and a tractor serves several purposes saved stake machine cost, and the pile effect is high, and pile quality is good, and efficiency of construction is 7 times of two axles, is 3 times of three axles, and is slightly higher than five axles;
7, the present invention is provided with the verticality real-time monitor, and at drilling rod iron plate and metal derby is set, and has initiatively deviation-correcting function of verticality Real-Time Monitoring and drilling rod, has promoted pile quality;
8, the exchange of multiple drill bit strengthens the ability of creeping into.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the syndeton schematic diagram of drilling rod of the present invention;
Fig. 3 is the structural representation of four axle drilling rods;
Fig. 4 is the structural representation of two axle drilling rods;
Fig. 5 is the structural representation of another kind of two axle drilling rods;
Fig. 6 is the structural representation of multiple Multifunctional drill;
Fig. 7 is the schematic flow sheet of job practices of the present invention;
Fig. 8 is for adopting the present invention to go along with sb. to guard him the structural representation of gear soil construction.
Among the figure, 1: main frame, 2: hoist engine, 3: guide rod, 4: wire rope, 5: stock inlet, 6: unit head, 7: gearbox, 8: reductor, 9: drilling rod, 10: intermediate support frame, 11: the lower support frame, 12: band wing drilling rod, 13: anchor ear, 14: Multifunctional drill, 15: mouth spray, 16: backstage cement paste stirring system, 17: verticality supervising device, 18: external wire, 19: iron plate, 20: metal derby, 9-1～9-6: six roots of sensation drilling rod;
Among Fig. 6, (6a) being augers, (6b) is two rake drill bits, (6c) three rake drill bits;
Among Fig. 8, (8a) going along with sb. to guard him soil-baffling structure for the diaxon agitation pile, (8b) is that three axle agitation piles are gone along with sb. to guard him soil-baffling structure, (8c) go along with sb. to guard him soil-baffling structure for single six axle agitation piles, (8d) go along with sb. to guard him soil-baffling structure for double six axle agitation piles, A is agitation pile among the figure, and B is castinplace pile.
The specific embodiment
The present invention is described in detail below in conjunction with the drawings and specific embodiments.Present embodiment is implemented as prerequisite take technical solution of the present invention, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment
Such as Fig. 1-shown in Figure 2, a kind of two, four, six axle interchangeable cement-soil mixing pile devices, this device comprises main frame 1, hoist engine 2, guide rod 3, wire rope 4, stock inlet 5, Power Component, drilling rod 9, band wing drilling rod 12, drill bit 14 and backstage cement paste stirring system 16, described hoist engine 2 and guide rod 3 are fixed on the main frame 1, described Power Component comprises unit head 6, gearbox 7, reductor 8, described unit head 6 connects guide rod 3 top pulleys by wire rope 4, wire rope 4 drives unit head 6 oscilaltions, described unit head 6 is connected with reductor by gearbox 7 successively and is connected six roots of sensation drilling rod 9, six roots of sensation drilling rod 9 middle parts are provided with intermediate support frame 10, the bottom is provided with lower support frame 11, each drilling rod 9 lower end all is connected with band wing drilling rod 12, described band wing drilling rod 12 is provided with anchor ear 13, band wing drilling rod 12 lower ends are connected with Multifunctional drill 14, and Multifunctional drill 14 is provided with mouth spray 15.Drilling rod 9 tops are provided with stock inlet 5, and described backstage cement paste stirring system 16 is common commercially available cement mixing system, and backstage cement paste stirring system 17 passes through to connect stock inlet 5 behind the stock pump.
This device also comprises flow instrument, embedded depth sensing instrument and verticality supervising device 17, described flow instrument is installed in mouth spray 5 places, described embedded depth sensing instrument is installed on the slide rail of guide rod 3, described verticality real-time monitor 17 is installed on the intermediate support frame 10, described flow instrument, embedded depth sensing instrument are connected with the verticality real-time monitor and are connected with main frame 1 respectively, show every meter descending depth, every meter whitewashing amount, total whitewashing amount and total mixing time, calculate the pile sinking quality condition that function analyzes every pile after every pile construction finishes.Described verticality real-time monitor 17 is a cylindrical metal tube, is provided with the verticality monitoring element in the metal tube, and this verticality monitoring element is connected with main frame 1 by external wire 18 or wireless data transmission device.
Described drilling rod is provided with the six roots of sensation, and the direction of rotation of adjacent drill pipes is opposite, and each drilling rod is detachable drilling rod, to satisfy different construction requirements, can be respectively applied to the pile of two axle agitation piles, four axle agitation piles or six axle agitation piles, and the direction of rotation of adjacent drill pipes is opposite.Six roots of sensation drilling rod is worked simultaneously and can be formed six axle agitation piles, as shown in Figure 2; Remove two of drilling rod 9-1,9-6 and become four axle agitation piles, as shown in Figure 3; Remove drilling rod 9-1,9-2,9-5, four one-tenth of 9-6 diaxon agitation pile, as shown in Figure 4; Remove drilling rod 9-1,9-3,9-4, four of 9-5 and become the diaxon agitation pile, as shown in Figure 5, this diaxon agitation pile can cooperate and performs a kind of novel interlocking pile.
In the described adjacent drill pipes wherein a drilling rod be provided with iron plate 19, this iron plate shifts to install, described iron plate 19 belows are welded with two metal derbies 20 that become 30 °～60 ° with horizontal plane, this iron plate and metal derby make agitation pile have initiatively deviation-correcting function.
Described Multifunctional drill is connected with band wing drilling rod by latch, and Multifunctional drill comprises augers, two rake drill bits or three rake drill bits, as shown in Figure 6, can select as required.
Described band wing drilling rod 12 is comprised of drilling rod body and a plurality of stirring vane, described stirring vane is welded on the drilling rod body with the angle of 5 degree～45 degree, a plurality of stirring vanes are arranged around on the drilling rod body by 4～6 rows, every row's stirring vane arranges stirring vane one by the every interval 0.8～1.2m of vertical direction, can directly cut the soil body after being convenient to bury, creep into during forward, drilling rod 9 forwards are raised the soil body, for slurries provide the passage of rising, thereby reduce the expansion of the soil body in the stake.
Use the job practices of above-mentioned two, four, six axle interchangeable cement-soil mixing pile devices, can one time the pile six roots of sensation or four or two, expanded diameter is 900～1200mm, drill change is 700～800mm, overlap joint is 200～400mm, many of piles.As shown in Figure 7, specifically may further comprise the steps:
1) smooth construction plant emits full pattern according to working drawing;
2) require open channels according to working drawing;
3) device resets, and two, four, six axle interchangeable cement-soil mixing pile devices are moved to position to be onstructed, and the quantity of drilling rod is set;
4) open main frame and monitor, the data that control sets in advance: every meter descending depth, every meter whitewashing amount, design stake end absolute altitude, high, the total whitewashing amount of design stake top mark and total mixing time;
5) start backstage cement paste stirring system, cement paste is supplied slurry by stock pump to drilling rod, simultaneously by flow instrument Real-Time Monitoring stock volume;
6) start Power Component, Power Component drives the drilling rod rotation, and drilling rod drives drill bit limit sinking and stirs while whitewashing, and makes drill bit sink to design stake end absolute altitude, and main frame is by the verticality of verticality real-time monitor Real-Time Monitoring drilling rod;
7) Power Component lifting drilling rod stirs in the drilling rod altitude range of band Ji again, again sinks to a design stake end absolute altitude;
8) Power Component promotes drilling rod, and it is high that drilling rod is promoted to design stake top mark, and a pile forms one group of agitation pile, and the form of described every group of agitation pile comprises diaxon agitation pile, four axle agitation piles or six axle agitation piles;
9) move to second group and continue construction.
The whitewashing mode of described every drilling rod has two kinds: the cement paste of spray 100% when one, drilling rod sinks, do not whitewash during lifting; The cement paste of spray 50%～80% when two, drilling rod sinks, the cement paste of spray 50%～20% during lifting.Described whitewashing comprises single-point whitewashing or multiple spot whitewashing, selects according to uniformity requirement.
As shown in Figure 8, the agitation pile of wearing with above-mentioned job practices construction can adopt following four kinds of modes as going along with sb. to guard him soil-baffling structure:
Mode one: remove drilling rod 9-1,9-3,9-4, four drilling rods of 9-6 and form diaxon cement-soil mixing pile machine tool, with this agitation pile machinery two agitation piles of constructing simultaneously, the large diameter bored pile of in the middle of two agitation piles, constructing again.
Mode two: remove drilling rod 9-1,9-3,9-5 or drilling rod 9-2,9-4,9-6 three piles become three axle agitation piles machinery, with this agitation pile machinery three agitation piles of constructing simultaneously, the bored pile of in the middle of adjacent two agitation piles, constructing again.
Mode three: adopt above-mentioned agitation pile device cover to make a call to a row six axle agitation piles as water-stop curtain, apply a row hole drilling castinplace pile in six axle cement mixing method inboards again.
Mode four: in the specific relatively poor soft clay area of soil property, available above-mentioned agitation pile device cover is made a call to two rows, six axle cement mixing methods and is carried out ground stabilization, applies a row hole drilling castinplace pile again in the middle of two row's agitation piles.
Claims (10)
1. one kind two, four, six axle interchangeable cement-soil mixing pile devices, this device comprises main frame, guide rod, Power Component, drilling rod, band wing drilling rod, Multifunctional drill and backstage cement paste stirring system, described guide rod is fixed on the main frame, described Power Component connects the pulley on guide rod top by wire rope, wire rope drives Power Component and moves at the slide rail of guide rod, described Power Component connects many drilling rods, each drilling rod lower end all is connected with band wing drilling rod, described band wing drilling rod lower end connects Multifunctional drill, described Multifunctional drill is provided with mouth spray, described drilling rod top is provided with stock inlet, the drilling rod middle part is provided with the intermediate support frame, described backstage cement paste stirring system connects stock inlet after by stock pump, it is characterized in that, this device also comprises flow instrument, embedded depth sensing instrument and verticality real-time monitor, described flow instrument is installed in the mouth spray place, described embedded depth sensing instrument is installed on the slide rail of guide rod, described verticality real-time monitor is installed on the intermediate support frame, described flow instrument, embedded depth sensing instrument is connected with main frame with the verticality real-time monitor and is connected, and described drilling rod is detachable drilling rod.
2. a kind of two, four, six axle interchangeable cement-soil mixing pile devices according to claim 1, it is characterized in that, described drilling rod arranges two, four or the six roots of sensation, is respectively applied to the pile of two axle agitation piles, four axle agitation piles or six axle agitation piles, and the direction of rotation of adjacent drill pipes is opposite.
3. a kind of two, four, six axle interchangeable cement-soil mixing pile devices according to claim 2 is characterized in that, in the described adjacent drill pipes wherein a drilling rod be provided with iron plate, this iron plate shifts to install, described iron plate below is welded with metal derby.
4. a kind of two, four, six axle interchangeable cement-soil mixing pile devices according to claim 3 it is characterized in that described metal derby is provided with two, and metal derby become 30 °～60 ° with horizontal plane.
5. a kind of two, four, six axle interchangeable cement-soil mixing pile devices according to claim 1, it is characterized in that, described Multifunctional drill is connected with band wing drilling rod by latch, and Multifunctional drill comprises augers, two rake drill bits or three rake drill bits.
6. a kind of two, four, six axle interchangeable cement-soil mixing pile devices according to claim 1, it is characterized in that, described verticality real-time monitor is a cylindrical metal tube, be provided with the verticality monitoring element in the metal tube, this verticality monitoring element is connected with main frame by external wire or wireless data transmission device.
7. the job practices of two, four, six axle interchangeable cement-soil mixing pile devices as claimed in claim 1 is characterized in that, may further comprise the steps:
1) smooth construction plant emits full pattern according to working drawing;
2) require open channels according to working drawing;
3) device resets, and described agitation pile device is moved to position to be onstructed, and the quantity of drilling rod is set;
4) open main frame and monitor, the data that control sets in advance: every meter descending depth, every meter whitewashing amount, design stake end absolute altitude, high, the total whitewashing amount of design stake top mark and total mixing time;
5) start backstage cement paste stirring system, cement paste is supplied slurry by stock pump to drilling rod, simultaneously by flow instrument Real-Time Monitoring stock volume;
6) start Power Component, Power Component drives the drilling rod rotation, and drilling rod drives drill bit limit sinking and stirs while whitewashing, and makes drill bit sink to design stake end absolute altitude, and main frame is by the verticality of verticality real-time monitor Real-Time Monitoring drilling rod;
7) Power Component lifting drilling rod stirs in the drilling rod altitude range of band Ji again, again sinks to a design stake end absolute altitude;
8) Power Component promotes drilling rod, and it is high that drilling rod is promoted to design stake top mark, and a pile forms one group of agitation pile;
9) move to second group and continue construction.
8. the job practices of a kind of two, four, six axle interchangeable cement-soil mixing pile devices according to claim 7 is characterized in that, the whitewashing mode of described every drilling rod comprises following two kinds:
The cement paste of spray 100% was not whitewashed during lifting when one, drilling rod sank;
The cement paste of spray 50%～80% when two, drilling rod sinks, the cement paste of spray 50%～20% during lifting.
9. the job practices of a kind of two, four, six axle interchangeable cement-soil mixing pile devices according to claim 8 is characterized in that, described whitewashing comprises single-point whitewashing or multiple spot whitewashing.
10. the job practices of a kind of two, four, six axle interchangeable cement-soil mixing pile devices according to claim 7 is characterized in that, the form of described every group of agitation pile comprises diaxon agitation pile, four axle agitation piles or six axle agitation piles.
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| CN104846817A (en) * | 2015-06-05 | 2015-08-19 | 赵子健 | Implementing method of machine of hexagonally-prismatic composite cement-soil piles |
| CN104846818A (en) * | 2015-06-05 | 2015-08-19 | 赵子健 | T-shaped round-head pile making device |
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| CN104846816A (en) * | 2015-06-05 | 2015-08-19 | 刘玉燕 | Implementing method of wedge-shaped locking pile forming device |
| CN104878749A (en) * | 2015-06-05 | 2015-09-02 | 朱艳菊 | Octagonal cemented soil pile forming machine |
| CN104878752A (en) * | 2015-06-05 | 2015-09-02 | 朱艳菊 | Implementing method of octagonal cement-soil pile machine |
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| CN108316294A (en) * | 2018-03-30 | 2018-07-24 | 上海建工二建集团有限公司 | The pile frame system and its application method of stake drilling machine are planted for ultra-deep |
| CN108999184A (en) * | 2018-05-10 | 2018-12-14 | 东华理工大学 | A kind of staged cement earth pile machine and construction method |
| CN110424889A (en) * | 2019-07-24 | 2019-11-08 | 福建省建中工程设备有限公司 | A kind of electricity drive ultra-deep cement-soil mixing pile machine |
| CN113216174A (en) * | 2021-04-20 | 2021-08-06 | 中国建筑第四工程局有限公司 | Combined MJS pile machine and construction method thereof |
| CN115182345A (en) * | 2022-07-05 | 2022-10-14 | 中国十七冶集团有限公司 | Head shield double-shaft synchronous cement mixing pile machine suitable for multiple scenes and construction method |
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