CN2866602Y - Long-auger drill reaming bottom stirring and in-hole reaming concrete pile-grouting piling apparatus - Google Patents
Long-auger drill reaming bottom stirring and in-hole reaming concrete pile-grouting piling apparatus Download PDFInfo
- Publication number
- CN2866602Y CN2866602Y CN 200620020254 CN200620020254U CN2866602Y CN 2866602 Y CN2866602 Y CN 2866602Y CN 200620020254 CN200620020254 CN 200620020254 CN 200620020254 U CN200620020254 U CN 200620020254U CN 2866602 Y CN2866602 Y CN 2866602Y
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- Prior art keywords
- long screw
- drill rod
- screw drill
- reaming
- hole
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- Expired - Fee Related
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- 239000004567 concrete Substances 0.000 title claims abstract description 21
- 238000003756 stirring Methods 0.000 title claims description 16
- 238000005553 drilling Methods 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 13
- 239000002131 composite material Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Earth Drilling (AREA)
- Piles And Underground Anchors (AREA)
Abstract
A pile-forming device for long screw hole-drilling bottom-expanding mixing and hole-reaming concrete-irrigating pile is provided. The utility model relates to a pile-forming device for a concrete filling pile, which resolves the question that the constructing speed of hole-reaming in conventional technology is slow with high constructing cost, the service life of the hydraulic cylinder for the bottom-expanding mixing device is short, which is easy to cause accidents. The pile-forming device further comprises a hollow long screw hole-drilling rocker (1), a drilling bit (2), a valve (3), a grouting pipe (4) and a power box (10). It further comprises a plurality of reaming knives (5), a draw rod (6), a plurality of slide tracks (7), a plurality of hinge bars (11), an axle bearing (8) and two hydraulic cylinders (9). Wherein the slide tracks (7) are distributed along the height direction of the hollow long screw hole-drilling rocker (1), the slide tracks (7) are vertical to the hollow long screw hole-drilling rocker (1), the reaming knives (5) are arranged in the slide tracks (7), the hinge bars (11) is hinged between the reaming knives (5) and the draw rod (6). The hydraulic cylinders (9) hinged on the power box (10) is utilized for pulling the draw rod (6). The hinge bars (11) between the reaming knives (5) and the draw rod (6) is utilized for pulling the reaming knives (5) to accomplish the concertina movement, and the hole-reaming in hole, bottom-expanding and mixing. Both constructing speed and bearing ability of pile is enhanced.
Description
Technical field
The utility model relates to a kind of construction pile making device of concrete filling pile.
Background technology
The long screw auger drilling deposited pile of extensive use at present is mainly two kinds of stake types, and a kind of is dry auger boring pouring pile, and another kind is a spiral drill center pumping concrete filling pile.The former shortcoming is only to be suitable for the construction of doing under the operation pore-forming geological conditions, and the stake end all will design in more stable stratum (in layer of sand) in the ordinary course of things, and dry auger boring can not be in layer of sand pore-forming, will form major part at the bottom of the hole of landslide can only stir and form by expanding the end, if will on hole wall, form the local structure (being reaming in the hole) that enlarges again, then want drilling tool or extruding-spreading device under the secondary, speed of application is slow, the construction cost height.The geological conditions that the latter adapts to is extensive, and it is to pass through drilling tool central tube pumping concrete in the hole by the concrete pump, supports hole wall by concrete and does not cave in, and reaming also needs repeatedly to descend drilling tool to construct in stirring of the expansion end and the hole but will finish.Publication number has been CN1600997 " concrete filling pile expands the end and stirs the job practices and the construction equipment of a composite foundation " patent disclosure, and a kind of concrete filling pile expands that the end stirs the job practices of composite foundation and expand the end and stir the construction and the perfusion equipment of composite foundation, it has the advantage that adaptation complex geological condition ability is strong, can improve single pile end load several fold, but the hydraulic jack of mixing plant is directly down in the stake hole at the bottom of its expansion, the mal-condition of hydraulic jack in the stake hole is short following application life, is prone to accident; When carrying out in the hole reaming, need drilling tool or extruding-spreading device under the secondary, speed of application is slow, the construction cost height.
The utility model content
The purpose of this utility model provide that a kind of long auger expands that the end stirs and the hole in the reaming concrete irritate the pile making device of stake, when carrying out in the hole reaming in the prior art construction, need drilling tool or extruding-spreading device under the secondary to overcome, speed of application is slow, the construction cost height; And the hydraulic jack of mixing plant is directly following in the stake hole at the bottom of its expansion, and the mal-condition of hydraulic jack in the stake hole is short following application life, is prone to the shortcoming of accident.Long auger expands the pile making device of reaming concrete filling stake in end stirring and the hole, it comprises hollow long screw drill rod 1, drill bit 2, valve 3, Grouting Pipe 4 and headstock 10, headstock 10 is connected on the upper end of long screw drill rod 1, Grouting Pipe 4 is set in parallel in the side of long screw drill rod 1 and passes blade 1-1 on long screw drill rod 1 external surface, the upper end of Grouting Pipe 4 penetrates in the cavity of long screw drill rod 1, drill bit 2 is provided with valve 3, it comprises that also several expand cutter 5, pull bar 6, several slideways 7, several hinge bars 11, bearing 8 and two hydraulic cylinders 9, several slideways 7 distribute along the short transverse of long screw drill rod 1, one end of slideway 7 is fixed between the blade 1-1 on the external surface of long screw drill rod 1, slideway 7 is perpendicular to long screw drill rod 1, expanding cutter 5 is arranged in the slideway 7, one end of hinge bar 11 is hinged on and expands on the cutter 5, the other end of hinge bar 11 is hinged on the pull bar 6, pull bar 6 is set in parallel in the side of long screw drill rod 1 and passes blade 1-1 on long screw drill rod 1 external surface, the upper end of pull bar 6 is fixed on the interior ring of bearing 8, have slip annular groove 1-2 on the external surface of long screw drill rod 1, the inner ring sleeve of bearing 8 is in slip annular groove 1-2, two hydraulic cylinders 9 are symmetricly set on the both sides of long screw drill rod 1, the piston rod end of the outer shroud of bearing 8 and hydraulic cylinder 9 is hinged, and the upper end of hydraulic cylinder 9 is hinged on the headstock 10.During device work of the present utility model, utilize long screw drill rod 1 and drill bit 2 to get out a hole, upwards spur pull bar 6 by two hydraulic cylinders 9 then, the motion of pull bar 6 makes hinge bar 11 promote to expand cutter 5 and outwards slides in slideway 7, expand cutter 5 and cut the hole wall in stake hole gradually, meanwhile, long screw drill rod 1 continues rotation, Grouting Pipe 4 is to the bottom in stake hole cement injection, cement paste fully mixes under the stirring of expanding cutter 5 with the soil of bottom, stake hole and outside the erosion enlarges, and finally forms the stake bottom shape of expanded bore pile, and the hole wall of expansion cutter 5 to the stake hole that is positioned at long screw drill rod 1 middle part digs out annular space, last concrete flows out the bored pile hole from the valve 3 of long screw drill rod 1 bottom.After device of the present utility model has bored the stake hole, do not need to propose the long screw auger tool and can directly on the hole wall of stake hole, carry out reaming in the hole (promptly forming local expansion).Thereby overcome when carrying out in the hole reaming in the prior art construction, needed the defective of drilling tool under the secondary or extruding-spreading device, speed of application is fast, and construction cost is low.Because hydraulic cylinder 9 is arranged on the top of long screw drill rod 1, does not enter in the construction in the hole, hydraulic jack has broken away from abominable condition of work, and long service life is not easy to occur accident in the construction.That this device has is simple in structure, reliable operation, an available covering device are once finished boring, expand that the end stirs and the hole in reaming, adapt to the characteristics that the complex geological condition ability is strong, can improve 1.5 to 2 times of pile capacitys;
Description of drawings
Fig. 1 is the structural representation of the utility model device, Fig. 2 is the syndeton schematic diagram that expands cutter 5, pull bar 6, slideway 7, hinge bar 11 and long screw drill rod 1 in the embodiment one, Fig. 3 uses the stake that the utility model device is become, and wherein 20 represent reinforcing cage, 21 represent the utility model device to carry out in the hole formed enlarged, 22 of reaming to represent concrete, 23 to represent the utility model device to expand formed end enlarged of end stirring.
The specific embodiment
The specific embodiment one: specify present embodiment below in conjunction with Fig. 1 and Fig. 2.Long auger expands the pile making device of reaming concrete filling stake in end stirring and the hole, it is by hollow long screw drill rod 1, drill bit 2, valve 3, Grouting Pipe 4, headstock 10, three to ten expansion cuttves 5, pull bar 6, three to ten slideways 7, three to ten hinge bars 11, bearing 8 and two hydraulic cylinders 9 are formed, headstock 10 is connected on the upper end of long screw drill rod 1, the power of rotation is provided for long screw drill rod 1, Grouting Pipe 4 is set in parallel in the side of long screw drill rod 1 and passes blade 1-1 on long screw drill rod 1 external surface, the upper end of Grouting Pipe 4 penetrates in the cavity of long screw drill rod 1, drill bit 2 is provided with valve 3, several slideways 7 distribute along the short transverse of long screw drill rod 1, one end of slideway 7 is fixed between the blade 1-1 on the external surface of long screw drill rod 1, slideway 7 is perpendicular to long screw drill rod 1, expanding cutter 5 is arranged in the slideway 7, one end of hinge bar 11 is hinged on and expands on the cutter 5, the other end of hinge bar 11 is hinged on the pull bar 6, pull bar 6 is set in parallel in the side of long screw drill rod 1 and passes blade 1-1 on long screw drill rod 1 external surface, the upper end of pull bar 6 is fixed on the interior ring of bearing 8, have slip annular groove 1-2 on the external surface of long screw drill rod 1, the inner ring sleeve of bearing 8 is in slip annular groove 1-2, two hydraulic cylinders 9 are symmetricly set on the both sides of long screw drill rod 1, the piston rod end of the outer shroud of bearing 8 and hydraulic cylinder 9 is hinged, and the upper end of hydraulic cylinder 9 is hinged on the headstock 10.Pull bar 6 can be set to one, two or three, and many pull bars 6 evenly distribute along the circumferencial direction of long screw drill rod 1, and the upper end of every pull bar 6 all fixes with the interior ring of bearing 8, all connects several on the every pull bar 6 and expands cuttves 5 and expand the flexible of cutter 5 with control.Be arranged on the spacing of a plurality of expansion cuttves 5 on the long screw drill rod 1, the stone fragment doing under expansion cutter 5 cuttings that will satisfy under the operation pore-forming condition below being positioned at can not be transported to the reaming that the expansion cutter 5 above being arranged in forms by spiral drill.In construction, how in long screw drill rod 1, to carry concrete and how in Grouting Pipe, to carry slurries all to belong to prior art, at notice of authorization number is very fully open in " the borehole pump pouring large flow concrete rotary grout-jet expands end piling method and pile making device " of CN1202318C, present embodiment is not described in detail, and present embodiment is not limited to use this method and apparatus when carrying concrete and carrying slurries certainly.
The specific embodiment two: specify present embodiment below in conjunction with Fig. 1.The difference of present embodiment and embodiment one is: it also comprises draws spring 19, draws an end of spring 19 to be fixed on the bottom of pull bar 6, draws the other end of spring 19 to be fixed on the upper end of drill bit 2.So be provided with, draw spring 19 to be equivalent to the resetting means of pull bar 6.Other composition is identical with embodiment one with annexation.
The specific embodiment three: specify present embodiment below in conjunction with Fig. 1.The difference of present embodiment and embodiment one is: it also comprises overcoat 15, interior cover 16 and key 17, the outer shroud of bearing 8 is embedded in the endoporus of overcoat 15, the inner ring sleeve of bearing 8 is fixed on the external surface of interior cover 16 and with it, key 17 is arranged on the slip annular groove 1-2 place of long screw drill rod 1, form key connecting by key 17 between interior cover 16 and the long screw drill rod 1, overcoat 15 is hinged on the piston rod end of hydraulic cylinder 9.So be provided with, overcoat 15, interior cover 16 and bearing 8 can slide along the length direction of key 17, and the interior ring of interior cover 16 and bearing 8 can be with long screw drill rod 1 rotation, and it is more reliable to work.Other composition is identical with embodiment one with annexation.
Claims (3)
1, long auger expands the pile making device of reaming concrete filling stake in end stirring and the hole, it comprises hollow long screw drill rod (1), drill bit (2), valve (3), Grouting Pipe (4) and headstock (10), headstock (10) is connected on the upper end of long screw drill rod (1), Grouting Pipe (4) is set in parallel in the side of long screw drill rod (1) and passes blade (1-1) on long screw drill rod (1) external surface, the upper end of Grouting Pipe (4) penetrates in the cavity of long screw drill rod (1), drill bit (2) is provided with valve (3), it is characterized in that it comprises that also several expand cutter (5), pull bar (6), several slideways (7), several hinge bars (11), bearing (8) and two hydraulic cylinders (9), several slideways (7) distribute along the short transverse of long screw drill rod (1), one end of slideway (7) is fixed between the blade (1-1) on the external surface of long screw drill rod (1), slideway (7) is perpendicular to long screw drill rod (1), expanding cutter (5) is arranged in the slideway (7), one end of hinge bar (11) is hinged on and expands on the cutter (5), the other end of hinge bar (11) is hinged on the pull bar (6), pull bar (6) is set in parallel in the side of long screw drill rod (1) and passes blade (1-1) on long screw drill rod (1) external surface, the upper end of pull bar (6) is fixed on the interior ring of bearing (8), have slip annular groove (1-2) on the external surface of long screw drill rod (1), the inner ring sleeve of bearing (8) is in slip annular groove (1-2), two hydraulic cylinders (9) are symmetricly set on the both sides of long screw drill rod (1), the piston rod end of the outer shroud of bearing (8) and hydraulic cylinder (9) is hinged, and the upper end of hydraulic cylinder (9) is hinged on the headstock (10).
2, long auger according to claim 1 expands the pile making device of reaming concrete filling stake in end stirring and the hole, it is characterized in that it also comprises draws spring (19), draw an end of spring (19) to be fixed on the bottom of pull bar (6), draw the other end of spring (19) to be fixed on the upper end of drill bit (2).
3, long auger according to claim 1 expands the pile making device of reaming concrete filling stake in end stirring and the hole, it is characterized in that it also comprises overcoat (15), interior cover (16) and key (17), the outer shroud of bearing (8) is embedded in the endoporus of overcoat (15), the inner ring sleeve of bearing (8) is fixed on the external surface of interior cover (16) and with it, key (17) is arranged on the slip annular groove (1-2) of long screw drill rod (1) and locates, form key connecting by key (17) between interior cover (16) and the long screw drill rod (1), overcoat (15) is hinged on the piston rod end of hydraulic cylinder (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620020254 CN2866602Y (en) | 2006-02-24 | 2006-02-24 | Long-auger drill reaming bottom stirring and in-hole reaming concrete pile-grouting piling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620020254 CN2866602Y (en) | 2006-02-24 | 2006-02-24 | Long-auger drill reaming bottom stirring and in-hole reaming concrete pile-grouting piling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2866602Y true CN2866602Y (en) | 2007-02-07 |
Family
ID=37702304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620020254 Expired - Fee Related CN2866602Y (en) | 2006-02-24 | 2006-02-24 | Long-auger drill reaming bottom stirring and in-hole reaming concrete pile-grouting piling apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2866602Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101644145B (en) * | 2009-08-27 | 2012-05-30 | 北京市三一重机有限公司 | Novel spiral drill rod |
| CN102490264A (en) * | 2011-12-22 | 2012-06-13 | 孙有芳 | Forming machine for reinforced concrete precast screw pile |
| CN102996075A (en) * | 2011-09-14 | 2013-03-27 | 上海工程机械厂有限公司 | Drilling and reaming way-type drilling unit |
| CN102996074A (en) * | 2011-09-14 | 2013-03-27 | 上海工程机械厂有限公司 | Drilling and reaming combined drill |
| CN103615002A (en) * | 2013-12-09 | 2014-03-05 | 东南大学 | Expanded-base gravel pile forming steel pipe and construction method |
| CN103669337A (en) * | 2013-11-22 | 2014-03-26 | 宁波鸿晨建设有限公司 | Head-expansion long spiral drilling pressure irrigation pile and construction method and construction device thereof |
| CN104453717A (en) * | 2014-11-26 | 2015-03-25 | 山东正元建设工程有限责任公司 | Long auger drilling and bottom expanding device and expanded anchor rod construction method |
| CN104612136A (en) * | 2015-01-30 | 2015-05-13 | 刘淼 | Soil taking type positive thread forming drilling tool structure and screw pile with varying thread pitches |
| CN108952586A (en) * | 2018-08-30 | 2018-12-07 | 衡水京坤岩土工程有限公司 | A kind of pile foundation hole and dedicated long spire pore-forming drill |
| CN109138834A (en) * | 2018-11-21 | 2019-01-04 | 河南理工大学 | Deep-well cherry coal rock Auger drilling method |
-
2006
- 2006-02-24 CN CN 200620020254 patent/CN2866602Y/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101644145B (en) * | 2009-08-27 | 2012-05-30 | 北京市三一重机有限公司 | Novel spiral drill rod |
| CN102996075B (en) * | 2011-09-14 | 2016-04-20 | 上海工程机械厂有限公司 | A kind of boring expands way-type drilling unit |
| CN102996075A (en) * | 2011-09-14 | 2013-03-27 | 上海工程机械厂有限公司 | Drilling and reaming way-type drilling unit |
| CN102996074A (en) * | 2011-09-14 | 2013-03-27 | 上海工程机械厂有限公司 | Drilling and reaming combined drill |
| CN102996074B (en) * | 2011-09-14 | 2016-04-20 | 上海工程机械厂有限公司 | A kind of boring expands combined drill |
| CN102490264A (en) * | 2011-12-22 | 2012-06-13 | 孙有芳 | Forming machine for reinforced concrete precast screw pile |
| CN102490264B (en) * | 2011-12-22 | 2013-11-06 | 孙有芳 | Forming machine for reinforced concrete precast screw pile |
| CN103669337A (en) * | 2013-11-22 | 2014-03-26 | 宁波鸿晨建设有限公司 | Head-expansion long spiral drilling pressure irrigation pile and construction method and construction device thereof |
| CN103615002A (en) * | 2013-12-09 | 2014-03-05 | 东南大学 | Expanded-base gravel pile forming steel pipe and construction method |
| CN103615002B (en) * | 2013-12-09 | 2016-03-30 | 东南大学 | A kind of expansion end broken stone pile pile steel pipe and construction method |
| CN104453717A (en) * | 2014-11-26 | 2015-03-25 | 山东正元建设工程有限责任公司 | Long auger drilling and bottom expanding device and expanded anchor rod construction method |
| CN104612136A (en) * | 2015-01-30 | 2015-05-13 | 刘淼 | Soil taking type positive thread forming drilling tool structure and screw pile with varying thread pitches |
| CN104612136B (en) * | 2015-01-30 | 2017-03-22 | 刘淼 | Soil taking type positive thread forming drilling tool structure and screw pile with varying thread pitches |
| CN108952586A (en) * | 2018-08-30 | 2018-12-07 | 衡水京坤岩土工程有限公司 | A kind of pile foundation hole and dedicated long spire pore-forming drill |
| CN109138834A (en) * | 2018-11-21 | 2019-01-04 | 河南理工大学 | Deep-well cherry coal rock Auger drilling method |
| CN109138834B (en) * | 2018-11-21 | 2020-04-07 | 河南理工大学 | Deep well soft coal rock spiral drilling method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |