CN105350523A - High-pressure-jetting cemented soil screw extrusion expansion and variable diameter concrete pile combined pile and manufacturing method thereof - Google Patents
High-pressure-jetting cemented soil screw extrusion expansion and variable diameter concrete pile combined pile and manufacturing method thereof Download PDFInfo
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- CN105350523A CN105350523A CN201510811667.4A CN201510811667A CN105350523A CN 105350523 A CN105350523 A CN 105350523A CN 201510811667 A CN201510811667 A CN 201510811667A CN 105350523 A CN105350523 A CN 105350523A
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- 239000002689 soil Substances 0.000 title claims abstract description 33
- 238000001125 extrusion Methods 0.000 title abstract description 4
- 238000004519 manufacturing process Methods 0.000 title abstract 4
- 238000010276 construction Methods 0.000 claims abstract description 49
- 239000004568 cement Substances 0.000 claims abstract description 25
- 238000002360 preparation method Methods 0.000 claims abstract description 17
- 239000007921 spray Substances 0.000 claims description 54
- 150000001875 compounds Chemical class 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 29
- 238000005345 coagulation Methods 0.000 claims description 27
- 230000015271 coagulation Effects 0.000 claims description 27
- 238000005553 drilling Methods 0.000 claims description 21
- 238000013461 design Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 7
- 238000011049 filling Methods 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000003908 quality control method Methods 0.000 abstract description 2
- 230000002262 irrigation Effects 0.000 abstract 2
- 238000003973 irrigation Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- E02D5/36—Concrete or concrete-like piles cast in position ; Apparatus for making same making without use of mouldpipes or other moulds
-
- 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
- E02D5/46—Concrete or concrete-like piles cast in position ; Apparatus for making same making in situ by forcing bonding agents into gravel fillings or the soil
-
- 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
- E02D5/48—Piles varying in construction along their length, i.e. along the body between head and shoe, e.g. made of different materials along their length
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0023—Cast, i.e. in situ or in a mold or other formwork
Abstract
The invention discloses a high-pressure-jetting cemented soil screw extrusion expansion and variable diameter concrete pile combined pile and a manufacturing method of the pile. The combined pile comprises a pile body, and the pile body is composed of a pile main body and a cement pile; a high-pressure-jetting cavity is formed between the cement pile and the pile main body, and a diameter expansion concrete body is formed by the high-pressure-jetting cavity and the pile main body through concrete pressure irrigation and arranged in the pile main body; and the combined pile is arranged in the pile body and is formed by compositing a cast-in-place concrete pile and the cement pile. The manufacturing method comprises the following steps of firstly, construction preparation, secondly, hole forming, thirdly, high-pressure-jetting grouting, fourthly, concrete pressure irrigation, and fifthly, shifting of a multifunctional drill machine, and next-step pile foundation construction. According to the high-pressure-jetting cemented soil screw extrusion expansion and variable diameter concrete pile combined pile and the manufacturing method of the pile, one-time pile forming is achieved, the construction technology is simple, operability is high, quality control is facilitated, and the pile is economical, environment-friendly, low in cost and obvious in comprehensive benefit.
Description
Technical field
The present invention relates to the stake of a kind of high water spray earth, be specifically related to a kind of high water spray earth helix extruding-enlarging, reducing concrete pile compound pile and preparation method thereof, belong to foundation construction field of engineering technology.
Background technology
In recent years, infrastructure scale constantly expands, in the civil engineering constructions such as building, water conservancy, electric power, traffic and railway, various unfavorable foundation needs to carry out basement process could meet the requirement that (structure) divine force that created the universe is built on construction top, method for processing foundation be selected to Control Engineering quality, reduce the essential condition of construction costs.The method of basement process is varied, wherein rotary churning pile, concrete guncreting pile (CFG stake), screw rod pile (helical burr ram), helix extruding-enlarging stake (SDS stake), the stake of back taper step, spiral hole-enlargement pile, the two-way extruded and extended pile of variable cross-section are the new methods that development in recent years gets up to process soft subgrade, this pile-type, because of the excellent technical performance of tool and economic effect, is promoted the use of at home.
Rotary churning pile belongs to Half rigid pile, and pile strength is low, and modulus of deformation is little, during complex ground treatment pile body pressure-bearing, easily occurs expansion damage; Concrete guncreting pile (CFG stake), screw rod pile (helical burr ram), helix extruding-enlarging stake (SDS stake), the stake of back taper step, spiral hole-enlargement pile, the two-way extruded and extended pile of variable cross-section belong to rigid pile, pile strength is high, modulus of deformation is large, but composite foundation treatment generally adopts paxilla footpath at present, at the bottom of bearing capacity of single pile, can not realize large pile spacing to lay out pile, unit basement process area stake content is higher, and geographical processing cost can not significantly reduce.
Summary of the invention
(1) technical problem that will solve
For solving the problem, the present invention proposes a kind of high water spray earth helix extruding-enlarging, reducing concrete pile compound pile and preparation method thereof, realizing large pile spacing and lay out pile, a pile, construction technology is simple, workable, is convenient to quality control, economic environmental protection, cost is low, comprehensive benefit is remarkable.
(2) technical scheme
Height water spray earth helix extruding-enlarging of the present invention, reducing concrete pile compound pile, comprise pile body, described pile body is made up of pile body and a cement earth pile; Be formed with height between described cement earth pile and pile body and spray cavity; Described height spray cavity and pile body are filled with by coagulation soil pressure and are formed expanding concrete body; Described expanding concrete body is arranged at bottom pile body; Described pile body inside is provided with compound pile; Described compound pile is composited by cast-in-place concrete pile and cement earth pile; Described pile body top is provided with pile cover.
A kind of high water spray earth helix extruding-enlarging, reducing concrete pile compound pile, comprise pile body, described pile body is made up of pile body and multiple cement earth pile; Be formed with height between described cement earth pile and pile body and spray cavity; Described height spray cavity and pile body are filled with by coagulation soil pressure and are formed expanding concrete body; Described expanding concrete body distributes along the depth direction of pile body; Described pile body inside is provided with compound pile; Described compound pile is composited by cast-in-place concrete pile and cement earth pile; Described pile body top is provided with pile cover.
A preparation method for high water spray earth helix extruding-enlarging, reducing concrete pile combination, comprises the following steps:
Step one: preparation of construction, before construction, three supplies and one leveling preparation is carried out at scene, and equipment is marched into the arena assembly and adjustment, surveying setting-out, tests line, and inspection is put in stake position;
Step 2: pore-forming, is positioned by the drilling tool of multifunctional drill for the stake position place set, and carries out helix extruding-enlarging examination pore-forming, pile, composite test determination heavy jet grouting amount, rotating speed and carry drilling speed degree after multifunctional drill is in place; After having tested, start multifunctional drill construction, drilling tool creeps into and complete drilling construction at the bottom of hole;
Step 3: heavy jet grouting, starts heavy jet grouting device, carries boring starting high spray, stirring concrete earth construction; High spray stirs construction to design attitude, and high water spray earth pile driving construction is complete;
Step 4: after the height water spray earth pile driving construction in step 3 completes, transfer design attitude at the bottom of drilling tool to hole, start coagulation soil pressure filling device, start coagulation soil pressure and fill with construction, coagulation soil pressure fills with high to stake top mark, coagulation soil pressure has been filled with, and namely high water spray earth helix extruding-enlarging, reducing concrete pile compound pile have been constructed;
Step 5: after step 4 has been constructed, is shifted multifunctional drill, carries out next step pile foundation construction, carry out pile foundation examination when multi-functional drill machine equipment is withdrawn.
(3) beneficial effect
Compared with prior art, height water spray earth helix extruding-enlarging of the present invention, reducing concrete pile compound pile and preparation method thereof, utilize multifunctional drill, adopt long or short screw extrusion pore-forming, utilize major diameter, the spray of bull height, mixing plant, realize the spray of cement-soil height, stir compound; High water spray earth has been constructed, and realize coagulation soil pressure with position at the bottom of discharge hole under drilling tool and fill with (forming cavity coagulation soil pressure containing high spray to fill with) construction, coagulation soil pressure has been filled with, and high spraying cement earth concrete pressure is filled with compound pile and constructed; The advantages such as this pile-type earth side friction that catchments is large, the end resistance that the large and pile body reducing of castinplace pile rigidity increases, thus make bearing capacity be better than cement earth pile and castinplace pile, bearing capacity of single pile, shearing resistance are greatly improved; This pile-type top is composited by cast-in-place concrete pile compound pile (containing the expanding part of concrete) and cement-soil, and stake end cross-sectional area increases, and realizes large pile spacing and lays out pile, reduce unit basement process area king-pile content, reduce investment, cost-saving, simultaneously can significantly reduction of erection time; Because stake top is large diameter pile and pile cover, while the heavy ability of raising compound base control, concentrated force can also be pushed up to stake and play homogenization, reduce the upper thorn amount of stake top to bed course; In addition, this pile-type changes the distribution of pile shaft force, reduces the total settlement of relative settlement between stake, soil and rigid composite foundation to a certain extent.
Accompanying drawing explanation
Fig. 1 is the workflow schematic diagram of step 2 and step 3 in embodiments of the invention 1;
Fig. 2 is the workflow schematic diagram of step 4 in embodiments of the invention 1;
Fig. 3 is the workflow schematic diagram of step 2 and step 3 in embodiments of the invention 2;
Fig. 4 is the workflow schematic diagram of step 4 in embodiments of the invention 2.
Component in accompanying drawing are labeled as: 1-pile body, 2-pile body, the expanding concrete body of 3-, 4-compound pile, 5-cement earth pile, 6-pile cover, 7-height spray cavity.
Detailed description of the invention
Embodiment 1:
Height water spray earth helix extruding-enlarging as depicted in figs. 1 and 2, reducing concrete pile compound pile, comprise pile body 1, described pile body 1 is made up of pile body 2 and a cement earth pile 5; Be formed with height between described cement earth pile 5 and pile body 2 and spray cavity 7; Described height spray cavity 7 and pile body 2 are filled with by coagulation soil pressure and are formed expanding concrete body 3; Described expanding concrete body 3 is arranged at bottom pile body 2; Described pile body 1 inside is provided with compound pile 4; Described compound pile 4 is composited by cast-in-place concrete pile and cement earth pile; Described pile body 1 top is provided with pile cover 6.
A preparation method for high water spray earth helix extruding-enlarging, reducing concrete pile combination, comprises the following steps:
Step one: preparation of construction, before construction, three supplies and one leveling preparation is carried out at scene, and equipment is marched into the arena assembly and adjustment, surveying setting-out, tests line, and inspection is put in stake position;
Step 2: pore-forming, is positioned by the drilling tool of multifunctional drill for the stake position place set, and carries out helix extruding-enlarging examination pore-forming, pile, composite test determination heavy jet grouting amount, rotating speed and carry drilling speed degree after multifunctional drill is in place; After having tested, start multifunctional drill construction, drilling tool creeps into and complete drilling construction at the bottom of hole;
Step 3: heavy jet grouting, starts heavy jet grouting device, carries boring starting high spray, stirring concrete earth construction; High spray stirs construction to design attitude, and high water spray earth pile driving construction is complete;
Step 4: after the height water spray earth pile driving construction in step 3 completes, transfer design attitude at the bottom of drilling tool to hole, start coagulation soil pressure filling device, start coagulation soil pressure and fill with (forming chamber portion coagulation soil pressure containing high spray fill with and then form expanding concrete body) construction, coagulation soil pressure fills with high to stake top mark, coagulation soil pressure has been filled with, and namely high water spray earth helix extruding-enlarging, reducing concrete pile compound pile have been constructed;
Step 5: after step 4 has been constructed, is shifted multifunctional drill, carries out next step pile foundation construction, carry out pile foundation examination when multi-functional drill machine equipment is withdrawn.
Embodiment 2:
Height water spray earth helix extruding-enlarging as shown in Figure 3 and Figure 4, reducing concrete pile compound pile, comprise pile body 1, described pile body 1 is made up of pile body 2 and multiple cement earth pile 5; Be formed with height between described cement earth pile 5 and pile body 2 and spray cavity 7; Described height spray cavity 7 and pile body 2 are filled with by coagulation soil pressure and are formed expanding concrete body 3; Described expanding concrete body 3 distributes along the depth direction of pile body 2; Described pile body 1 inside is provided with compound pile 4; Described compound pile 4 is composited by cast-in-place concrete pile and cement earth pile; Described pile body 1 top is provided with pile cover 6.
A preparation method for high water spray earth helix extruding-enlarging, reducing concrete pile combination, comprises the following steps:
Step one: preparation of construction, before construction, three supplies and one leveling preparation is carried out at scene, and equipment is marched into the arena assembly and adjustment, surveying setting-out, tests line, and inspection is put in stake position;
Step 2: pore-forming, is positioned by the drilling tool of multifunctional drill for the stake position place set, and carries out helix extruding-enlarging pore-forming, pile, composite test determination heavy jet grouting amount, rotating speed and carry drilling speed degree after multifunctional drill is in place; After having tested, start multifunctional drill construction, drilling tool creeps into and complete drilling construction at the bottom of hole;
Step 3: heavy jet grouting, starts heavy jet grouting device, carries boring starting high spray, stirring concrete earth construction; High spray stirs construction to design attitude, and high water spray earth pile driving construction is complete;
Step 4: after the height water spray earth pile driving construction in step 3 completes, transfer design attitude at the bottom of drilling tool to hole, start coagulation soil pressure filling device, start coagulation soil pressure and fill with (forming chamber portion coagulation soil pressure containing high spray fill with and then form expanding concrete body) construction, coagulation soil pressure fills with high to stake top mark, coagulation soil pressure has been filled with, and namely high water spray earth helix extruding-enlarging, reducing concrete pile compound pile have been constructed;
Step 5: after step 4 has been constructed, is shifted multifunctional drill, carries out next step pile foundation construction, carry out pile foundation examination when multi-functional drill machine equipment is withdrawn.
Wherein, described cast-in-place concrete pile and cement earth pile can realize the composite type of combination, lower combination, many combinations.
Embodiment recited above is only be described the preferred embodiment of the present invention, not limits the spirit and scope of the present invention.Under the prerequisite not departing from design concept of the present invention; the various modification that this area ordinary person makes technical scheme of the present invention and improvement; all should drop into protection scope of the present invention, the technology contents of request protection of the present invention, all records in detail in the claims.
Claims (3)
1. high water spray earth helix extruding-enlarging, a reducing concrete pile compound pile, is characterized in that: comprise pile body, and described pile body is made up of pile body and a cement earth pile; Be formed with height between described cement earth pile and pile body and spray cavity; Described height spray cavity and pile body are filled with by coagulation soil pressure and are formed expanding concrete body; Described expanding concrete body is arranged at bottom pile body; Described pile body inside is provided with compound pile; Described compound pile is composited by cast-in-place concrete pile and cement earth pile; Described pile body top is provided with pile cover.
2. high water spray earth helix extruding-enlarging, a reducing concrete pile compound pile, is characterized in that: comprise pile body, and described pile body is made up of pile body and multiple cement earth pile; Be formed with height between described cement earth pile and pile body and spray cavity; Described height spray cavity and pile body are filled with by coagulation soil pressure and are formed expanding concrete body; Described expanding concrete body distributes along the depth direction of pile body; Described pile body inside is provided with compound pile; Described compound pile is composited by cast-in-place concrete pile and cement earth pile; Described pile body top is provided with pile cover.
3. a preparation method for high water spray earth helix extruding-enlarging, the combination of reducing concrete pile, is characterized in that: comprise the following steps:
Step one: preparation of construction, before construction, three supplies and one leveling preparation is carried out at scene, and equipment is marched into the arena assembly and adjustment, surveying setting-out, tests line, and inspection is put in stake position;
Step 2: pore-forming, is positioned by the drilling tool of multifunctional drill for the stake position place set, and carries out helix extruding-enlarging examination pore-forming, pile, composite test determination heavy jet grouting amount, rotating speed and carry drilling speed degree after multifunctional drill is in place; After having tested, start multifunctional drill construction, drilling tool creeps into and complete drilling construction at the bottom of hole;
Step 3: heavy jet grouting, starts heavy jet grouting device, carries boring starting high spray, stirring concrete earth construction; High spray stirs construction to design attitude, and high water spray earth pile driving construction is complete;
Step 4: after the height water spray earth pile driving construction in step 3 completes, transfer design attitude at the bottom of drilling tool to hole, start coagulation soil pressure filling device, start coagulation soil pressure and fill with construction, coagulation soil pressure fills with high to stake top mark, coagulation soil pressure has been filled with, and namely high water spray earth helix extruding-enlarging, reducing concrete pile compound pile have been constructed;
Step 5: after step 4 has been constructed, is shifted multifunctional drill, carries out next step pile foundation construction, carry out pile foundation examination when multi-functional drill machine equipment is withdrawn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510811667.4A CN105350523A (en) | 2015-11-11 | 2015-11-11 | High-pressure-jetting cemented soil screw extrusion expansion and variable diameter concrete pile combined pile and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510811667.4A CN105350523A (en) | 2015-11-11 | 2015-11-11 | High-pressure-jetting cemented soil screw extrusion expansion and variable diameter concrete pile combined pile and manufacturing method thereof |
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| CN105350523A true CN105350523A (en) | 2016-02-24 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105297712A (en) * | 2015-11-24 | 2016-02-03 | 李金良 | Construction method for composite pile of auger-bored high-pressure-jetting cemented soil composite variable-cross-section concrete pile |
| CN105507338A (en) * | 2015-12-24 | 2016-04-20 | 李金良 | Campshed and inserted piled slab combined supporting water-plugging continuous wall forming construction method |
| CN106284305A (en) * | 2016-10-17 | 2017-01-04 | 沙焕焕 | The expanding stiff composite pile of high spray |
| CN110206030A (en) * | 2019-07-04 | 2019-09-06 | 山东倍特力地基工程技术有限公司 | Squeeze spray reaming cast-with-pressure concrete pile and its construction method and drilling machine |
| CN111305194A (en) * | 2019-11-29 | 2020-06-19 | 祝波 | Composite expanded disc pile construction method and equipment |
| CN114960625A (en) * | 2021-02-28 | 2022-08-30 | 江西基业科技集团有限公司 | Construction method of multi-section expanded concrete cast-in-place pile |
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| CN103924586A (en) * | 2014-03-18 | 2014-07-16 | 沈保汉 | Multi-section reaming cast-in-place pile construction method |
| CN104947652A (en) * | 2015-07-02 | 2015-09-30 | 浙江新曙光建设有限公司 | Long auger drilling cement mortar retaining wall type implanted pile tube construction device and construction method |
| CN104988907A (en) * | 2015-08-02 | 2015-10-21 | 王继忠 | Construction method of concrete pile |
| CN205100209U (en) * | 2015-11-11 | 2016-03-23 | 李金良 | High water spray earth spiral is crowded to be expanded, reducing concrete pile composite pile |
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2015
- 2015-11-11 CN CN201510811667.4A patent/CN105350523A/en active Pending
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| CN2716339Y (en) * | 2004-08-07 | 2005-08-10 | 曾毅学 | Cement earth stiffening core hole-enlargement pile |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105297712A (en) * | 2015-11-24 | 2016-02-03 | 李金良 | Construction method for composite pile of auger-bored high-pressure-jetting cemented soil composite variable-cross-section concrete pile |
| CN105507338A (en) * | 2015-12-24 | 2016-04-20 | 李金良 | Campshed and inserted piled slab combined supporting water-plugging continuous wall forming construction method |
| CN106284305A (en) * | 2016-10-17 | 2017-01-04 | 沙焕焕 | The expanding stiff composite pile of high spray |
| CN110206030A (en) * | 2019-07-04 | 2019-09-06 | 山东倍特力地基工程技术有限公司 | Squeeze spray reaming cast-with-pressure concrete pile and its construction method and drilling machine |
| CN111305194A (en) * | 2019-11-29 | 2020-06-19 | 祝波 | Composite expanded disc pile construction method and equipment |
| CN111305194B (en) * | 2019-11-29 | 2022-03-11 | 祝波 | Composite expanded disc pile construction method and equipment |
| CN114960625A (en) * | 2021-02-28 | 2022-08-30 | 江西基业科技集团有限公司 | Construction method of multi-section expanded concrete cast-in-place pile |
| CN114960625B (en) * | 2021-02-28 | 2023-12-15 | 江西基业科技集团有限公司 | Construction method of multi-section expanding concrete filling pile |
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Application publication date: 20160224 |