CN105908747A - Drilling and pile arranging assembly of large-torque jet-grouting mixing pile construction device - Google Patents
Drilling and pile arranging assembly of large-torque jet-grouting mixing pile construction device Download PDFInfo
- Publication number
- CN105908747A CN105908747A CN201610406138.0A CN201610406138A CN105908747A CN 105908747 A CN105908747 A CN 105908747A CN 201610406138 A CN201610406138 A CN 201610406138A CN 105908747 A CN105908747 A CN 105908747A
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- Prior art keywords
- pile
- drilling
- drilling rod
- boring
- power transmission
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- 238000005553 drilling Methods 0.000 title claims abstract description 35
- 238000010276 construction Methods 0.000 title abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 239000000956 alloy Substances 0.000 claims abstract description 5
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 17
- 238000005507 spraying Methods 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000007569 slipcasting Methods 0.000 claims description 6
- 238000013461 design Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000003491 array Methods 0.000 abstract 1
- 238000009435 building construction Methods 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 17
- 239000004568 cement Substances 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000011378 shotcrete Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- 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
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention belongs to the technical field of the application of drilling tool accessories for building construction foundations and particularly discloses a drilling and pile arranging assembly of a large-torque jet-grouting mixing pile construction device. The drilling and pile arranging assembly of the large-torque jet-grouting mixing pile construction device comprises a power transmission box, a drill rod connected with the power transmission box, a faucet grouting structure arranged on the drill rod, an inner pipe arranged in the drill rod, rotary tool arrays evenly arranged on the drill rod, and an alloy drill bit arranged at the end of the drill rod. The drilling and pile arranging assembly of the large-torque jet-grouting mixing pile construction device has the beneficial effects that the overall structural design is reasonable, the purpose of efficient and accurate drilling and pile arranging can be achieved. and thus the problem that an existing large-torque jet-grouting mixing pile construction device is low in drilling and pile arranging efficiency and poor in quality is solved; and meanwhile, the safety of drilling and pile arranging construction work and the quality stability of drilling and pile arranging construction can be effectively guaranteed, raw materials are saved, and the production cost is reduced.
Description
Technical field
The invention belongs to construction basis drilling tool accessory applied technical field, it is specifically related to the boring of a kind of high pulling torque rotating spraying mixture pile constructing device lay out pile assembly, can precisely, carry out boring according to construction demand efficiently and lay out pile operation, it is ensured that construction pouring quality and improve efficiency of construction.
Background technology
High-pressure rotary jet grouting pile, is that cement mortar is sprayed into soil layer and mixes with the soil body by the nozzle with high-pressure rotary, forms the cement stabilization body of lap connection, and its construction operation takes up an area less, it is little to vibrate, noise is relatively low is used for majority building units.Jet groutinl method is also known as churning method slip casting, it is called for short rotary churning pile, rise the jet grouting in nineteen seventies, eight, the nineties obtains development in an all-round way and application in the whole nation, facts have proved that this method has good effect to processing mud, muck soil, cohesive soil, silt, sandy soil, artificial earth fill and gravelly soil etc., China has been listed in existing " ground and foundation construction specification ".Rotary churning pile be utilize rig rotary jet grouting pipe and shower nozzle are bored be placed at the bottom of design altitude, after making liquid stream obtain huge energy by high-voltage generator in the serosity prepared in advance, eject from the nozzle high speed of slip casting tube edge, form the liquid stream that one energy height is concentrated, directly destroy the soil body, in course of injection, rotation limit, drilling rod limit promotes, serosity is made to be thoroughly mixed with the soil body, the column induration of certain diameter is formed in soil, so that ground is reinforced, construction is generally divided into two workflows, i.e. spray after subdrilling, bore injection down, it is then lifted out stirring, ensure every meter of stake puddled soil ratio and quality.
Construction at high pulling torque rotating spraying mixture pile constructing device lays out pile in operation, also it is its important component part for carrying out bore operation boring assemblies, the reasonability of its design directly affects quality and the efficiency that boring lays out pile, and the existing boring assemblies for being used in combination with high pulling torque rotating spraying mixture pile constructing device, it is the most firm to position after adjusting in its structure complicated construction the most greatly and adjusting, thus reduce efficiency and the quality of the drilling construction operation that lays out pile, and then high standard cannot be met lay out pile prescription, and this is current urgently to be resolved hurrily.
Therefore, based on the problems referred to above, the present invention provides the boring of a kind of high pulling torque rotating spraying mixture pile constructing device to lay out pile assembly.
Summary of the invention
Goal of the invention: it is an object of the invention to provide the boring of a kind of high pulling torque rotating spraying mixture pile constructing device and lay out pile assembly, solve the boring of existing high pulling torque rotating spraying mixture pile constructing device boring assemblies and lay out pile that efficiency is low and ropy problem, it is reasonable in design, keyhole is precisely stable, the efficient construction requirement that satisfied boring lays out pile.
Technical scheme: the present invention provides the boring of a kind of high pulling torque rotating spraying mixture pile constructing device to lay out pile assembly, including power transmission casing, and the drilling rod being connected with power transmission casing, and the faucet whitewashing structure being arranged on drilling rod, and the inner tube being arranged in drilling rod, and the rotation blade row being uniformly arranged on drilling rod, and it is arranged on the alloy bit of drill rod end.
The technical program, described power transmission casing is double-motor power transmission case body, and power is 55KW.
The technical program, described drilling rod is seamless oilfield drill stem, and a diameter of 219mm.
The technical program, said inner tube is slip casting, air injection pipe.
The technical program, the single vertical interval of described rotation blade row is 60cm.
Compared with prior art, the boring of a kind of high pulling torque rotating spraying mixture pile constructing device of the present invention lays out pile the having the beneficial effects that of assembly: overall construction design is reasonable, can realize efficiently, boring accurately lays out pile purpose, and then solve the boring of existing high pulling torque rotating spraying mixture pile constructing device and lay out pile that efficiency is low and ropy phenomenon, can effectively ensure that boring lays out pile construction operation safety and boring lays out pile construction quality stability simultaneously, save raw material, reduced production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of high pulling torque rotating spraying mixture pile constructing device of the present invention；
Wherein, in figure, sequence number mark is as follows: 1-power transmission casing, 2-faucet whitewashing structure, 3-drilling rod, 4-inner tube, 5-rotate blade row, 6-alloy bit.
Detailed description of the invention
Below in conjunction with the accompanying drawings and specific embodiment, it is further elucidated with the present invention.
The boring of a kind of high pulling torque rotating spraying mixture pile constructing device as shown in Figure 1 lays out pile assembly, including power transmission casing 1, and the drilling rod 3 being connected with power transmission casing 1, and the faucet whitewashing structure 2 being arranged on drilling rod 3, and the inner tube 4 being arranged in drilling rod 3, and the rotation blade row 5 being uniformly arranged on drilling rod 3, and it is arranged on the alloy bit 6 of drilling rod 3 end.
It is further preferred that power transmission casing 1 is double-motor power transmission case body, and power is 55KW, for drilling rod 3 provides the power support of abundance, it is ensured that the drilling rod 3 of multiple different-diameter size can be driven to carry out efficient construction operation；Drilling rod 3 is seamless oilfield drill stem, and a diameter of 219mm, and inner tube 4 is slip casting, air injection pipe, and the single vertical interval rotating blade row 5 is 60cm, wherein, spray pump uses Tianjin cumulative high-pressure pump, and (pressure is high, whitewashing is stable, when the pressure ratio on stratum is higher, also preferable gunite effect can be played), drilling rod 3 and inner tube 4 are used in combination, add rotation blade row 5 and stir soil layer, make stake can reach more preferable, more complete pile-forming effect, especially to mud, plastic cement soil, hard stratum is better, single pile Cheng Zaineng reaches more than 300t, Construction of High Pressure Jet Grouting Pile can be replaced.
Embodiment
Construction technology step: stake machine is in place, starts rig, bores under drilling rod, starting pressure control machine and high-pressure injection pump, lower the pressure of the drill stock pump can be adjusted downward to 3-4MPa pressure simultaneously, maintains blocking grout outlet when not making to bore under drill bit, and open a small amount of air pressure, when drill bit is down to prescribed depth, promotes and start slip casting.Owing to being all covered with blade row on drilling rod, through lower brill and lifting, making soil layer fully smash the Soft Soil Layer automatically forming 1 rice diameter, then worked by grouting pump air pump simultaneously, grouting pressure sets 15MPa, and 2m left by air pump3Air pressure, makes slurry and soil reach to be thoroughly mixed, and makes 1 meter of stake footpath reach sufficiently to be measured by slurry, it is ensured that pile integrity, large area friction and bearing capacity.
Wherein, cement mixed weight is that the ratio of mud controls between 0.4-0.6 more than soil mass consolidation (the original state soil body), cement mixed weight 15%, to ensure whitewashing denseness and mobility；The advantage of this construction operation is that diameter is big, attrition surface is big, stress surface is big, cost is few (as the stake integrated cost that its cost is converted into 1m volume with Φ 50cm stake, high-pressure rotary jet grouting pile than Φ 50cm is few), cloth pile spacing width, work efficiency fast, and simple to operate, technical maturity, wide accommodation.
The above is only the preferred embodiment of the present invention, it is noted that for those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to make some improvement, and these improvement also should be regarded as protection scope of the present invention.
Claims (5)
1. the boring of a high pulling torque rotating spraying mixture pile constructing device lays out pile assembly, it is characterised in that: include power transmission box
Body (1), and the drilling rod (3) being connected with power transmission casing (1), and faucet whitewashing structure (2) being arranged on drilling rod (3), and the inner tube (4) being arranged in drilling rod (3), and the rotation blade row (5) being uniformly arranged on drilling rod (3), and it is arranged on the alloy bit (6) of drilling rod (3) end.
The boring of a kind of high pulling torque rotating spraying mixture pile constructing device the most according to claim 1 lays out pile assembly, it is characterised in that: described power transmission casing (1) is double-motor power transmission case body, and power is 55KW.
The boring of a kind of high pulling torque rotating spraying mixture pile constructing device the most according to claim 1 lays out pile assembly, it is characterised in that: described drilling rod (3) is seamless oilfield drill stem, and a diameter of 219mm.
The boring of a kind of high pulling torque rotating spraying mixture pile constructing device the most according to claim 1 lays out pile assembly, it is characterised in that: said inner tube (4) is slip casting, air injection pipe.
The boring of a kind of high pulling torque rotating spraying mixture pile constructing device the most according to claim 1 lays out pile assembly, it is characterised in that: the single vertical interval of described rotation blade row (5) is 60cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610406138.0A CN105908747A (en) | 2016-06-12 | 2016-06-12 | Drilling and pile arranging assembly of large-torque jet-grouting mixing pile construction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610406138.0A CN105908747A (en) | 2016-06-12 | 2016-06-12 | Drilling and pile arranging assembly of large-torque jet-grouting mixing pile construction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105908747A true CN105908747A (en) | 2016-08-31 |
Family
ID=56750518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610406138.0A Pending CN105908747A (en) | 2016-06-12 | 2016-06-12 | Drilling and pile arranging assembly of large-torque jet-grouting mixing pile construction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105908747A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1354306A (en) * | 2001-12-28 | 2002-06-19 | 王继忠 | Construction method of concrete pile and its construction equipment |
| CN1667202A (en) * | 2005-03-04 | 2005-09-14 | 赵延龙 | Seepage control consolidation method and apparatus for reciprocating high-pressure injection grouting foundation |
| CN1737269A (en) * | 2005-09-07 | 2006-02-22 | 广州市天铖建筑技术有限公司 | Technique for spraying and stirring pile |
| JP2011153449A (en) * | 2010-01-27 | 2011-08-11 | East Japan Railway Co | Method for creating soil improvement body |
| CN202007404U (en) * | 2011-04-06 | 2011-10-12 | 徐玉杰 | Mixing pile machine for pile forming at a time |
| CN102677659A (en) * | 2011-03-12 | 2012-09-19 | 张新强 | Pile agitating and jetting machine |
| CN102943468A (en) * | 2012-11-28 | 2013-02-27 | 上海城地建设股份有限公司 | Multi-axial mixing pile device capable of reducing soil extrusion and application thereof |
| JP2014141839A (en) * | 2013-01-24 | 2014-08-07 | Sanwa Kiko Kk | Pile driving machine |
| CN204491589U (en) * | 2015-03-06 | 2015-07-22 | 邓亚光 | The Soil-cement device that new blade holoaxial is arranged |
-
2016
- 2016-06-12 CN CN201610406138.0A patent/CN105908747A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1354306A (en) * | 2001-12-28 | 2002-06-19 | 王继忠 | Construction method of concrete pile and its construction equipment |
| CN1667202A (en) * | 2005-03-04 | 2005-09-14 | 赵延龙 | Seepage control consolidation method and apparatus for reciprocating high-pressure injection grouting foundation |
| CN1737269A (en) * | 2005-09-07 | 2006-02-22 | 广州市天铖建筑技术有限公司 | Technique for spraying and stirring pile |
| JP2011153449A (en) * | 2010-01-27 | 2011-08-11 | East Japan Railway Co | Method for creating soil improvement body |
| CN102677659A (en) * | 2011-03-12 | 2012-09-19 | 张新强 | Pile agitating and jetting machine |
| CN202007404U (en) * | 2011-04-06 | 2011-10-12 | 徐玉杰 | Mixing pile machine for pile forming at a time |
| CN102943468A (en) * | 2012-11-28 | 2013-02-27 | 上海城地建设股份有限公司 | Multi-axial mixing pile device capable of reducing soil extrusion and application thereof |
| JP2014141839A (en) * | 2013-01-24 | 2014-08-07 | Sanwa Kiko Kk | Pile driving machine |
| CN204491589U (en) * | 2015-03-06 | 2015-07-22 | 邓亚光 | The Soil-cement device that new blade holoaxial is arranged |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160831 |
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| WD01 | Invention patent application deemed withdrawn after publication |