CN205100890U - Bore sword formula and dig crowded integrative drilling rod of row's of filling sediment that expands soon - Google Patents
Bore sword formula and dig crowded integrative drilling rod of row's of filling sediment that expands soon Download PDFInfo
- Publication number
- CN205100890U CN205100890U CN201520836824.2U CN201520836824U CN205100890U CN 205100890 U CN205100890 U CN 205100890U CN 201520836824 U CN201520836824 U CN 201520836824U CN 205100890 U CN205100890 U CN 205100890U
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- drilling rod
- drill
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- outside
- deslagging
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Abstract
The utility model discloses a bore sword formula and dig crowded integrative drilling rod of row's of filling sediment that expands soon, including outside drill pipe, inner drill stem, axial driving piece and rotary drive member, outside drill pipe cup joints outside inner drill stem, outside drill pipe's upper portion is equipped with the axial driving piece, outside drill pipe's well lower part is equipped with rotary drive member, be equipped with helical blade on outside drill pipe's the outer peripheral face, be equipped with the mediastinum piece in the inner drill stem, the mediastinum piece is equallyd divide inner drill stem and is filled chamber and scarfing cinder lumen for the concrete, at least, be equipped with two brill swoves on the lateral wall of outside drill pipe bottom, be equipped with on the dorsal part of brill sword and revolve crowded leaf, revolve crowded leaf through the telescopic link the extension or the shrink is stretched out or the indentation is bored in the sword. Compared with the prior art, the beneficial effects of the utility model are that: have simultaneously the function through crowded soil and casting pore -forming, applicable soil layer wide range, advantages such as penetration rate is fast, low in manufacturing cost, pore -forming high quality, casting volume are few, a bearing capacity that can improve can not cause undergauge broken pile to the hole bottom does not have the product, and no mud discharges, and the feature of environmental protection is good.
Description
Technical field
The utility model relate to a kind of drill formula revolve dig squeezed perfusion deslagging one drilling rod.
Background technology
Existing bored pile foundation is by after drill hole of drilling machine pore-forming, is taken out by rig, then transfer reinforcing cage in hole, last fluid concrete pile.Dry, wet trade is had, mud off during wet trade in pore forming process.When run into mucky soil, backfill etc. and be complicated and the soil layer of instability time, be difficult to retaining wall, be also just difficult to pore-forming, sometimes need lower dark cylinder-wall protecting, could pore-forming.So bored pile retaining wall when pore-forming is difficult, creep into difficulty when meeting hard formation, scarfing cinder at the bottom of hole is difficult, and run into when this is drilling pouring pile hole three do not separate a difficult problem greatly.And in the process of casting pore-forming, need the soil in hole to take out, the soil amount of discharge is large, needs mud off during underwater operation, and therefore need to transport outward a large amount of mud, environmental-protecting performance is poor.Further, casting pore-forming is for such as sandy soils and the easy collapse hole of soft dirt bed, and the poor stability in hole, the collateral resistance after pile is little, and the bearing capacity of stake is little.
In the process of soil compaction, do not need the soil in hole to discharge, but by the native lateral compression in hole around hole, thus the stress in pore forming process cannot discharge.In addition, in closely knit soil layer internal drilling difficulty, be not suitable for closely knit soil layer, require that the strength of auger increases, equipment cost increases, and stress around hole greatly, there is resilience, easily cause necking down broken pile.
Utility model content
The utility model needs the problems referred to above solved to be difficult for the retaining wall when pore-forming of bored pile in above-mentioned prior art, creeps into difficulty, the deficiency of scarfing cinder difficulty at the bottom of hole when meeting hard formation, and provides a kind of drill formula to revolve to dig squeezed perfusion deslagging one drilling rod.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of drill formula is revolved and is dug squeezed perfusion deslagging one drilling rod, comprise outer drilling rod, interior drilling rod, axial actuator and rotary drive, outer drill rod sleeve is connected on outside interior drilling rod, the top of outer drilling rod is provided with axial actuator, the middle and lower part of outer drilling rod is provided with rotary drive, the outer peripheral face of outer drilling rod is provided with helical blade, mediastinum sheet is provided with in interior drilling rod, interior drilling rod is divided into filling concrete chamber and scarfing cinder tube chamber by mediastinum sheet, the top in filling concrete chamber is provided with trumpet-shaped perfusing hole, the top of scarfing cinder tube chamber is connected with scum pipe, the sidewall of outer drilling rod bottom is at least provided with two panels drill, drill is trapezoidal, acute angle down and inwardly gather on the sidewall of tilting drilling rod outside, the dorsal part of drill is provided with and revolves crowded leaf, revolve crowded leaf triangular in shape, and revolve crowded leaf by the elongation of expansion link or the next extended or retracted drill of contraction.
Drill acute angle is down less than 30 degree.
Described drill is symmetrical arranged on the sidewall of drilling rod outside.
The quantity of described drill is three, and circumferential annular is distributed on the sidewall of outer drilling rod.
The length of outer drilling rod equals the length of interior drilling rod.
Compared with prior art, the beneficial effects of the utility model are:
Drill formula of the present utility model is revolved and is dug squeezed perfusion deslagging one drilling rod and have function simultaneously by soil compaction and casting pore-forming, the soil layer scope be suitable for is wide, the advantages such as penetration rate is fast, low cost of manufacture, hole quality are high, soil discharge quantity is few, the bearing capacity of stake can be improved, undergauge broken pile can not be caused, and without product at the bottom of hole, without mud emission, shockproof noise in boring procedure, the feature of environmental protection is good.
Accompanying drawing explanation
Fig. 1 is that drill formula of the present utility model revolves the structural representation digging squeezed perfusion deslagging one drilling rod;
Fig. 2 revolves crowded leaf to shrink into the schematic diagram in drill.
Wherein, 1, outer drilling rod, 2, interior drilling rod, 3, axial actuator, 4, rotary drive, 5, scarfing cinder tube chamber, 6, filling concrete chamber, 7, perfusing hole, 8, scum pipe, 9, drill, 10, crowded leaf is revolved.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of drill formula is revolved and is dug squeezed perfusion deslagging one drilling rod, comprise outer drilling rod 1, interior drilling rod 2, axial actuator 3 and rotary drive 4, outer drilling rod 1 is socketed in outside interior drilling rod 2, the top of outer drilling rod 1 is provided with axial actuator 3, the middle and lower part of outer drilling rod 1 is provided with rotary drive 4, the outer peripheral face of outer drilling rod 1 is provided with helical blade, mediastinum sheet is provided with in interior drilling rod 2, interior drilling rod 2 is divided into filling concrete chamber 6 and scarfing cinder tube chamber 5 by mediastinum sheet, the top in filling concrete chamber 6 is provided with trumpet-shaped perfusing hole 7, the top of scarfing cinder tube chamber 5 is connected with scum pipe 8, the sidewall of outer drilling rod 1 bottom is at least provided with two panels drill 9, drill 9 is in trapezoidal, acute angle down and inwardly gather on the sidewall of tilting drilling rod outside 1, the dorsal part of drill 9 is provided with and revolves crowded leaf 10, revolve crowded leaf 10 triangular in shape, and revolve crowded leaf 10 by the elongation of expansion link or the next extended or retracted drill 9 of contraction.
Drill 9 acute angle is down less than 30 degree.
Described drill 9 is symmetrical arranged on the sidewall of drilling rod 1 outside.
The quantity of described drill 9 is three, and circumferential annular is distributed on the sidewall of outer drilling rod 1.
The length of outer drilling rod 1 equals the length of interior drilling rod 2.
During work, rotary drive 4 drives interior drilling rod 2 and outer drilling rod 1 to rotate, and axial actuator 7 is exerted pressure downwards simultaneously, in driving, drilling rod 2 and outer drilling rod 1 creep into downwards, outer tube be axially arranged with screw thread, be convenient to downward guiding, drill lower end is sharp-pointed, for hard soil layer, breaks ground effective; When needing to expand chamber, revolve crowded leaf and stretch out, oppose side wall carries out expansion and squeezes, scarfing cinder tube chamber 5 and filling concrete chamber 6 is divided in interior drilling rod 2, cavity in scarfing cinder tube chamber 5 is used for the disintegrating slag at the bottom of evacuation aperture, and discharge unnecessary water, filling concrete chamber 6 is for concreting post simultaneously.
Compared with prior art, the beneficial effects of the utility model are:
Drill formula of the present utility model is revolved and is dug squeezed perfusion deslagging one drilling rod and have function simultaneously by soil compaction and casting pore-forming, the soil layer scope be suitable for is wide, the advantages such as penetration rate is fast, low cost of manufacture, hole quality are high, soil discharge quantity is few, the bearing capacity of stake can be improved, undergauge broken pile can not be caused, and without product at the bottom of hole, without mud emission, shockproof noise in boring procedure, the feature of environmental protection is good.
Above preferred embodiment of the present utility model is described.It is to be appreciated that the utility model is not limited to above-mentioned particular implementation, the equipment wherein do not described in detail to the greatest extent and structure are construed as to be implemented with the common mode in this area; Any those of ordinary skill in the art, do not departing under technical solutions of the utility model ambit, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or being revised as the Equivalent embodiments of equivalent variations, this does not affect flesh and blood of the present utility model.Therefore, every content not departing from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solutions of the utility model protection.
Claims (5)
1. a drill formula is revolved and is dug squeezed perfusion deslagging one drilling rod, comprise outer drilling rod, interior drilling rod, axial actuator and rotary drive, outer drill rod sleeve is connected on outside interior drilling rod, the top of outer drilling rod is provided with axial actuator, the middle and lower part of outer drilling rod is provided with rotary drive, the outer peripheral face of outer drilling rod is provided with helical blade, it is characterized in that: in interior drilling rod, be provided with mediastinum sheet, interior drilling rod is divided into filling concrete chamber and scarfing cinder tube chamber by mediastinum sheet, the top in filling concrete chamber is provided with trumpet-shaped perfusing hole, the top of scarfing cinder tube chamber is connected with scum pipe, the sidewall of outer drilling rod bottom is at least provided with two panels drill, drill is trapezoidal, acute angle down and inwardly gather on the sidewall of tilting drilling rod outside, the dorsal part of drill is provided with and revolves crowded leaf, revolve crowded leaf triangular in shape, and revolve crowded leaf by the elongation of expansion link or the next extended or retracted drill of contraction.
2. drill formula according to claim 1 is revolved and is dug squeezed perfusion deslagging one drilling rod, it is characterized in that: drill acute angle is down less than 30 degree.
3. drill formula according to claim 1 is revolved and is dug squeezed perfusion deslagging one drilling rod, it is characterized in that: described drill is symmetrical arranged on the sidewall of drilling rod outside.
4. drill formula according to claim 1 is revolved and is dug squeezed perfusion deslagging one drilling rod, it is characterized in that: the quantity of described drill is three, and circumferential annular is distributed on the sidewall of outer drilling rod.
5. drill formula according to claim 1 is revolved and is dug squeezed perfusion deslagging one drilling rod, it is characterized in that: the length of outer drilling rod equals the length of interior drilling rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520836824.2U CN205100890U (en) | 2015-10-27 | 2015-10-27 | Bore sword formula and dig crowded integrative drilling rod of row's of filling sediment that expands soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520836824.2U CN205100890U (en) | 2015-10-27 | 2015-10-27 | Bore sword formula and dig crowded integrative drilling rod of row's of filling sediment that expands soon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205100890U true CN205100890U (en) | 2016-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520836824.2U Expired - Fee Related CN205100890U (en) | 2015-10-27 | 2015-10-27 | Bore sword formula and dig crowded integrative drilling rod of row's of filling sediment that expands soon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205100890U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105940791A (en) * | 2016-06-20 | 2016-09-21 | 徐州农丰机械有限公司 | Ripping drill rod for agricultural ripper |
| CN107559011A (en) * | 2017-10-24 | 2018-01-09 | 锡山区东港晓鸣电子产品经营部 | Claw single-chamber three saves tunnel bagger |
| CN110952532A (en) * | 2019-12-12 | 2020-04-03 | 上海长凯岩土工程有限公司 | Sliding type blade bottom expanding tubular pile |
-
2015
- 2015-10-27 CN CN201520836824.2U patent/CN205100890U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105940791A (en) * | 2016-06-20 | 2016-09-21 | 徐州农丰机械有限公司 | Ripping drill rod for agricultural ripper |
| CN107559011A (en) * | 2017-10-24 | 2018-01-09 | 锡山区东港晓鸣电子产品经营部 | Claw single-chamber three saves tunnel bagger |
| CN110952532A (en) * | 2019-12-12 | 2020-04-03 | 上海长凯岩土工程有限公司 | Sliding type blade bottom expanding tubular pile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20171027 |