CN203594367U - Spiral half soil squeezing and dumping drilling tool - Google Patents
Spiral half soil squeezing and dumping drilling tool Download PDFInfo
- Publication number
- CN203594367U CN203594367U CN201320789828.0U CN201320789828U CN203594367U CN 203594367 U CN203594367 U CN 203594367U CN 201320789828 U CN201320789828 U CN 201320789828U CN 203594367 U CN203594367 U CN 203594367U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- core pipe
- cone
- drill bit
- drilling tool
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model relates to a spiral half soil squeezing and dumping drilling tool. According to the technical field, the spiral half soil squeezing and dumping drilling tool is composed of a drill bit part, a standard drilling tool part, cylinder blades and cone blades; according to the drill bit part, a cylinder upper connector I and a cone core pipe form an integral structure, the lower end of the cone core pipe is connected with a drill bit door through a pin shaft, a drill bit tip is connected with the drill bit door, drill bit tip teeth are arranged on the drill bit tip, the cylinder blades are wound on the cylinder upper connector I, and the cone blades are wound on the cone core pipe. According to the standard drilling tool part, the two ends of a two-cone core pipe are connected with cylinder core pipes, a cylinder upper connector II and a cylinder lower connector, the cylinder blades are wound on the cylinder core pipe I, the cylinder upper connector II and the cylinder core pipe II, and the cone blades are wound on the two-cone core pipe. The spiral half soil squeezing and dumping drilling tool is high in practicality, the problem that holes are hard to squeeze and expand in a complex stratum is solved, meanwhile, the soil dumping amount is greatly reduced, the requirement for matched equipment is reasonable, and the drilling tool is widely applied to traffic engineering and civil construction pile foundations.
Description
Technical field
The utility model relates in a kind of building foundation field, the drilling tool of auger boring.
Background technology
In building foundation field, the advantage such as auger boring pile has very large advantage, and it is high that it has pile efficiency, and cost cost is lower, and work progress is simple.Auger boring pile is divided into displacement pile and non displacement pile.Displacement pile is as long spiral CFG stake, superfluidity stake etc., and they utilize the little torque power head of high speed to drive drilling tool to make centrifugal discharge mode pore-forming, and the feature of this displacement pile is that pile capacity is general, cost cost is higher, cleaning discharge surflaes expense is high, and use equipment is simple, and equipment cost is low etc.Non displacement pile is as bidirectional helix extruding-enlarging stake, and it is mainly to utilize low speed high torque unit head to drive drilling tool to push not casting mode pore-forming.The feature of this non displacement pile is that pile capacity is high, discharges without surflaes, and still, coupling is used apparatus expensive, and work progress often there will be bit bouncing and bury drills phenomenon, the safeguard measure of in boring procedure, anti-undergauge, slump not being carried out in the stake hole of squeezed shaping.
Summary of the invention
The purpose of this utility model is, based on the features of existing pile foundation auger boring pile, to manufacture out spiral half soil compaction casting drilling tool in conjunction with practice.This drilling tool becomes that pile capacity is high, casting is few, and efficiency of construction is high, pile quality is reliable, and matching unit cost is reasonable, can adapt to the construction of various bad grounds.
The technical solution adopted in the utility model is: a kind of spiral half soil compaction casting drilling tool, formed by bit part, a joint or more piece standard rig part, cylinder blade and cone blade, and the upper end of bit part connects a joint or more piece standard rig part successively.
Described bit part is: cylinder top connection I and cone core pipe are integrally formed structure, the lower end of cone core pipe connects drill bit door by bearing pin, drill bit is connected with drill bit door, drill bit is provided with drill bit pointed tooth, cylinder top connection I is wound around cylinder blade outward, cone core pipe is wound around cone blade outward, and the end that is arranged on the cone blade on cone core pipe is provided with bit blades tooth.
Described standard rig part is: one end of bipyramid core pipe connects successively cylinder core pipe I and cylinder top connection II and is integrally formed structure, the other end of bipyramid core pipe connects successively cylinder core pipe II and cylinder lower contact and is integrally formed structure, cylinder core pipe I, cylinder top connection II and cylinder core pipe II are wound around cylinder blade outward, and bipyramid core pipe is wound around cone blade outward.
Above-mentioned a kind of spiral half soil compaction casting drilling tool, cone blade is provided with breach.
The beneficial effects of the utility model are: the utility model adopts bit part and standard rig part, make the ground being come outbreak out by the brill tooth spiral of bit part in the screw process of doing along blade from bottom to top, ground everywhere, always some is extruded to hole inside wall, finally, the ground of discharge ground line has been a little part.Meanwhile, the bipyramid structure of standard rig part and column structure also have the protective effect of anti-undergauge and slump to the stake hole of squeezed shaping.The utility model is practical, has solved the problem of the squeezed hole of bad ground difficulty, has greatly reduced again casting amount simultaneously, reasonable to the requirement of corollary equipment, is widely used in traffic engineering and civil building pile foundation.The utility model has advantages of soil compaction pore-forming and casting pore-forming simultaneously, has improved the bearing capacity of stake, has reduced casting, undergauge and broken pile are stopped, creep into friction and noise, coupling drilling equipment cost is not valuable, is applicable to backfill, clay, sand, the various bad grounds such as severely-weathered.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model bit part is connected with a joint standard rig part.
Fig. 2 is the structural representation of the utility model bit part.
Fig. 3 is that the A of Fig. 2 is to schematic diagram.
Fig. 4 is the structural representation of the utility model standard rig part.
Fig. 5 is cone core tube portion sectional view.
Fig. 6 is cylinder core tube portion sectional view.
Fig. 7 is the structural representation of cylinder blade.
Fig. 8 is the structural representation of cone blade.
Fig. 9 is the structural representation that bit part of the present utility model is connected with more piece standard rig part.
The specific embodiment
As shown in Figure 1, spiral half soil compaction casting drilling tool, is made up of bit part (10) and a joint standard rig part (20), cylinder blade (30) and cone blade (40).
The upper end of bit part (10) connects a joint standard rig part (20).
As shown in Figures 2 and 3, bit part (10) is: cylinder top connection I (11) and cone core pipe (12) are integrally formed structure, the lower end of cone core pipe (12) connects drill bit door (17) by bearing pin (13), drill bit (14) is connected with drill bit door (17), drill bit (14) is provided with drill bit pointed tooth (15), the outer cylinder blade (30) that is wound around of cylinder top connection I (11), the outer cone blade (40) that is wound around of cone core pipe (12), the end that is arranged on the cone blade (40) on cone core pipe (12) is provided with bit blades tooth (16).
As shown in Figure 5, tapering α=3.5 of cone core pipe (12) ° in bit part (10) ~ 4 °.Described tapering is the outer rim of cone core pipe and the angle of central axis.
As shown in Figure 4, standard rig part (20) is: one end of bipyramid core pipe (21) connects successively cylinder core pipe I (22) and cylinder top connection II (23) and is integrally formed structure, the other end of bipyramid core pipe (21) connects successively cylinder core pipe II (24) and cylinder lower contact (25) and is integrally formed structure, the outer cylinder blade (30) that is wound around of cylinder core pipe I (22), cylinder top connection II (23) and cylinder core pipe II (24), the outer cone blade (40) that is wound around of bipyramid core pipe (21).
By cylinder top connection I (11) and cylinder lower contact (25), bit part (10) and standard rig part (20) are linked together.
As shown in Figure 8, cone blade (40) is provided with breach (41).
As shown in Figure 5 and Figure 8, the section of cone blade (40) is trapezoidal, and the angle of dual-side and cone core pipe is respectively β=65 ° ~ 70 °; γ=60 ° ~ 65 °.
As shown in Figure 6 and Figure 7, the section of cylinder blade (30) is trapezoidal, and the angle of dual-side and cone core pipe is respectively φ=60 ° ~ 65 °; ω=65 ° ~ 70 °.
As shown in Figure 1, in standard rig part (20), conventionally, cylinder core pipe is together with the external profile diameter D=300 ~ 800mm of cylinder blade; Cylinder core pipe diameter d=(0.65 ~ 0.75) D.
Distance between spiral cylinder blade (30), and distance between screw cone blade (40), and distance H=340 ~ 420mm between spiral cylinder blade (30) and screw cone blade (40).
The utility model according to actual needs, adopts bit part to be connected with a joint standard rig part as shown in Figure 1; As shown in Figure 9, can also adopt the upper end of bit part to connect more piece standard rig part.
Soil compaction principle of the present utility model: the drill bit by bit part bottom and the drill bit pointed tooth on it are by ground rotary drill out, ground is under the effect of cone blade, part ground is expressed to a hole inwall by cone blade and cone core pipe, cylinder drilling tool blade place is arrived in the screw that remainder ground does from bottom to top along cone blade, ground on cylinder helical blade, a part is squeezed to stake hole inwall by blade again, remainder will do screw from bottom to top to the cone blade at the bipyramid core pipe place of standard rig part along cylinder blade, ground is through in bipyramid core pipe process, a part is expressed to a hole inwall by blade and cone core pipe, cylinder drilling tool part is arrived in the screw that remainder ground does from bottom to top along blade.Like this, once ground is come outbreak out by the brill tooth spiral of bit part, ground is in the screw process of doing along blade from bottom to top, ground everywhere, always some is extruded to hole inside wall, last, and the ground of discharging ground line has been a little part.
Cone blade and cylinder blade outer surface have radial compression effect to the soil body.Meanwhile, the B face of cone blade and the C of cylinder blade also have the power upwards promoting in the face of the soil body, and a part of soil body is along B face and C towards upper for the helical movement.
Claims (2)
1. a spiral half soil compaction casting drilling tool, it is characterized in that: be made up of bit part (10), a joint or more piece standard rig part (20), cylinder blade (30) and cone blade (40), the upper end of bit part (10) connects a joint or more piece standard rig part (20) successively; Described bit part (10) is: cylinder top connection I (11) and cone core pipe (12) are integrally formed structure, the lower end of cone core pipe (12) connects drill bit door (17) by bearing pin (13), drill bit (14) is connected with drill bit door (17), drill bit (14) is provided with drill bit pointed tooth (15), the outer cylinder blade (30) that is wound around of cylinder top connection I (11), the outer cone blade (40) that is wound around of cone core pipe (12), the end that is arranged on the cone blade (40) on cone core pipe (12) is provided with bit blades tooth (16); Described standard rig part (20) is: one end of bipyramid core pipe (21) connects successively cylinder core pipe I (22) and cylinder top connection II (23) and is integrally formed structure, the other end of bipyramid core pipe (21) connects successively cylinder core pipe II (24) and cylinder lower contact (25) and is integrally formed structure, the outer cylinder blade (30) that is wound around of cylinder core pipe I (22), cylinder top connection II (23) and cylinder core pipe II (24), the outer cone blade (40) that is wound around of bipyramid core pipe (21).
2. a kind of spiral half soil compaction casting drilling tool as claimed in claim 1, is characterized in that: cone blade (40) is provided with breach (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320789828.0U CN203594367U (en) | 2013-12-05 | 2013-12-05 | Spiral half soil squeezing and dumping drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320789828.0U CN203594367U (en) | 2013-12-05 | 2013-12-05 | Spiral half soil squeezing and dumping drilling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203594367U true CN203594367U (en) | 2014-05-14 |
Family
ID=50675262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320789828.0U Expired - Fee Related CN203594367U (en) | 2013-12-05 | 2013-12-05 | Spiral half soil squeezing and dumping drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203594367U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499343A (en) * | 2016-12-14 | 2017-03-15 | 刘守进 | Spiral cylinder soil compaction drill bit and its bore forming method |
| CN106761427A (en) * | 2016-12-28 | 2017-05-31 | 武汉武船重型装备工程有限责任公司 | One kind bores stake drilling tool |
| CN107524410A (en) * | 2016-03-11 | 2017-12-29 | 泉州泉港润美环保科技有限公司 | A kind of method of work for the shallow well drill bit for carrying casting function |
| CN108035341A (en) * | 2018-01-24 | 2018-05-15 | 李广信 | Extruding and removing soil complex superposition is nested drilling tool, the back taper stepped ramp type stake of CFG reducings and method |
| CN108691506A (en) * | 2017-03-08 | 2018-10-23 | 李文新 | A kind of arc auger |
| CN110219597A (en) * | 2019-06-25 | 2019-09-10 | 刘守进 | A kind of spiral soil compaction guncreting pile drilling rig and spiral soil compaction guncreting pile method for constructing foundation pile |
| CN110341229A (en) * | 2018-04-02 | 2019-10-18 | 中机华丰（北京）科技有限公司 | A kind of soft extrusion spiral equipment for separating liquid from solid |
| CN111742626A (en) * | 2020-07-10 | 2020-10-09 | 赵小英 | Municipal works underground soil layer equipment of changing soil |
| CN112921957A (en) * | 2021-01-22 | 2021-06-08 | 温州城建集团股份有限公司 | Construction method for deep backfill filling wall foundation |
-
2013
- 2013-12-05 CN CN201320789828.0U patent/CN203594367U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107524410A (en) * | 2016-03-11 | 2017-12-29 | 泉州泉港润美环保科技有限公司 | A kind of method of work for the shallow well drill bit for carrying casting function |
| CN107524410B (en) * | 2016-03-11 | 2019-06-28 | 陈嘉威 | A kind of working method of the shallow well drill bit of included casting function |
| CN106499343A (en) * | 2016-12-14 | 2017-03-15 | 刘守进 | Spiral cylinder soil compaction drill bit and its bore forming method |
| CN106761427A (en) * | 2016-12-28 | 2017-05-31 | 武汉武船重型装备工程有限责任公司 | One kind bores stake drilling tool |
| CN108691506A (en) * | 2017-03-08 | 2018-10-23 | 李文新 | A kind of arc auger |
| CN108035341A (en) * | 2018-01-24 | 2018-05-15 | 李广信 | Extruding and removing soil complex superposition is nested drilling tool, the back taper stepped ramp type stake of CFG reducings and method |
| CN110341229A (en) * | 2018-04-02 | 2019-10-18 | 中机华丰（北京）科技有限公司 | A kind of soft extrusion spiral equipment for separating liquid from solid |
| CN110219597A (en) * | 2019-06-25 | 2019-09-10 | 刘守进 | A kind of spiral soil compaction guncreting pile drilling rig and spiral soil compaction guncreting pile method for constructing foundation pile |
| CN111742626A (en) * | 2020-07-10 | 2020-10-09 | 赵小英 | Municipal works underground soil layer equipment of changing soil |
| CN112921957A (en) * | 2021-01-22 | 2021-06-08 | 温州城建集团股份有限公司 | Construction method for deep backfill filling wall foundation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203594367U (en) | Spiral half soil squeezing and dumping drilling tool | |
| CN104018792A (en) | Reducing screw displacement pile drilling tool and construction method thereof | |
| CN104533292A (en) | Back taper step-shaped pile, preparation method thereof and drilling tool | |
| CN103556628B (en) | Spiral conical soil compaction pile construction method | |
| CN104389516A (en) | Squeezing enlarging cast-in-situ bored pile hole forming method | |
| CN102312427A (en) | Half soil squeezing screw expansion pile forming method | |
| CN203925323U (en) | A kind of large diameter combined down-hole hammer drilling rod | |
| CN203285328U (en) | Seismic exploration composite drilling tool | |
| CN201050303Y (en) | Self-dumping cone type spiral anchor drill bit | |
| CN203769662U (en) | One-way spiral semi-soil-squeezing drill bit | |
| CN202688987U (en) | Spiral pile machine | |
| CN206681671U (en) | A kind of jackstone stratigraphical drilling device | |
| CN205025364U (en) | Dig drilling tool soon | |
| CN106049463B (en) | The construction method and its drilling tool of a kind of earth-squeezing hole-enlarging stake and the earth-squeezing hole-enlarging stake | |
| CN109025809B (en) | Multi-power guide linkage composite drilling tool, preparation method and pile type | |
| CN208473715U (en) | A kind of spiral soil compaction drill bit | |
| CN109098655B (en) | Multi-power composite drilling tool, preparation method and pile | |
| CN201650102U (en) | Drilling mechanism of compound rotary drilling rig | |
| CN208089226U (en) | A kind of extruding and removing soil combination drill tool and CFG extruding and removing soil stakes | |
| CN206562910U (en) | A kind of auger machine | |
| CN201763243U (en) | Three-layer rock-socketed cylindrical drill for rotary drilling rig | |
| CN213978945U (en) | Novel building engineering foundation ditch side slope support is from boring formula stock | |
| CN108316856A (en) | Strengthen cherry coal rock intensity drilling method and drilling tool step by step | |
| CN209324259U (en) | A kind of drilling tool for the compacted pore-creating filling pile of long spire | |
| CN201982023U (en) | Grouting converter for spiral drill pipe |
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 |
Granted publication date: 20140514 Termination date: 20141205 |
|
| EXPY | Termination of patent right or utility model |