CN110500038A - Tubular geotome head - Google Patents
Tubular geotome head Download PDFInfo
- Publication number
- CN110500038A CN110500038A CN201810476063.2A CN201810476063A CN110500038A CN 110500038 A CN110500038 A CN 110500038A CN 201810476063 A CN201810476063 A CN 201810476063A CN 110500038 A CN110500038 A CN 110500038A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- kou
- revolving fragment
- tubular
- fixed plate
- 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.)
- Pending
Links
- 239000012634 fragment Substances 0.000 claims abstract description 41
- 239000002689 soil Substances 0.000 claims abstract description 40
- 238000009412 basement excavation Methods 0.000 claims abstract description 24
- 238000005553 drilling Methods 0.000 claims description 8
- 244000061408 Eugenia caryophyllata Species 0.000 claims 1
- 235000016639 Syzygium aromaticum Nutrition 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000011065 in-situ storage Methods 0.000 abstract description 2
- 238000005266 casting Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
Classifications
-
- 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
- E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
- E21B10/43—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits characterised by the arrangement of teeth or other cutting elements
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to cast-in-situ bored pile apparatus fields, and in particular to a kind of tubular geotome head.The drill bit includes cylinder, and the bottom of cylinder is equipped with fixed plate and revolving fragment, and fixed plate has into Tu Kou, revolving fragment can rotating in a circumferential direction to be opened and closed into Tu Kou along cylinder, revolving fragment is equipped with the excavation blade extended obliquely close to the one side edge into Tu Kou.After cylinder is filled, cylinder reversion, excavation blade is because of the effect by lower section soil body resistance, it closes revolving fragment into Tu Kou, thus avoids the soil body when being lifted up cylinder from leaking out, greatly improve the efficiency of boring extracting soil, and when taking native rotary digging next time, excavation blade naturally will push revolving fragment and open into Tu Kou, entirely take native process easy to operate because of the effect by resistance.
Description
Technical field
The present invention relates to cast-in-situ bored pile apparatus fields, and in particular to a kind of tubular geotome head.
Background technique
In bored pile construction, after burying casing, need to dig out the soil body in casing by geotome head, it is existing
Geotome head be broadly divided into two classes, one kind is helical blade type, and another kind of is shell bit.
The geotome head of helical blade type proposes drill bit after drill bit is crept into the soil body upwards, then passes through and manually will
Native dial is removed on blade, operates cumbersome, low efficiency in this way, and helical blade to laxer soil take native ability compared with
Difference, it is upper mention drill bit during understand some soil body and slid from helical blade, cause construction efficiency low.
Shell bit be substantially it is cylindrical in shape, the bottom of tubular is equipped with into Tu Kou, into the rear end in native mouth rotary digging direction at also set
There is excavation blade, connects drilling machine above cylinder, drilling machine supports casing inner wall during drilling, and cylinder is under the drive of drilling machine
Rotation, excavation blade jack soil body rotary digging to cylinder, after the soil body is full of cylinder, above mention cylinder in case except soil.But upper
During mentioning cylinder, due to always open into native mouth, have a large amount of soil body and therefrom leak out, such as mud soil property work
Condition, existing tubular geotome head are not available even.
Summary of the invention
The present invention is to solve drilling takes troublesome in poeration, low efficiency the technology of soil to ask in existing bored concrete pile bore operation
Topic.
In order to solve the above technical problems, the present invention provides a kind of tubular geotome head, including cylinder, the bottom of the cylinder
Portion is equipped with fixed plate and revolving fragment, and the fixed plate has into Tu Kou, the revolving fragment can along the cylinder rotate in a circumferential direction with
Opening and closing is described into Tu Kou, and the revolving fragment is equipped with the excavation blade extended obliquely close to the one side edge into Tu Kou.
Optionally, the quantity into Tu Kou is multiple, multiple described uniformly to divide in the circumferential direction of the cylinder into Tu Kou
Cloth, it is each described to be correspondingly provided with the revolving fragment into Tu Kou.
Optionally, the side wall of the cylinder is equipped with soil outlet and the door body for being opened and closed the soil outlet.
Optionally, the top of the cylinder is equipped with connector for connecting with drilling machine, the cylinder include respectively with institute
Half cylinder of a left side and right half cylinder of connector rotation connection are stated, the bottom of half cylinder of left half cylinder and the right side is respectively equipped with one group
The fixed plate and revolving fragment.
Optionally, the revolving fragment is located at the top of the fixed plate, and the cylinder is in the position into where native mouth
Place has extended inwardly supporting plate, and the supporting plate is used to form sliding support to the outer ledge of the revolving fragment.
Optionally, the supporting plate is arc.
Optionally, the bottom side of excavation blade is equipped with anti-skid structure.
A kind of tubular geotome head provided by the invention is arranged revolving fragment in the bottom of cylinder, and excavation blade is arranged
On revolving fragment, revolving fragment can be rotated relative to the fixed plate of cylinder body bottom, and to open and close into Tu Kou, excavation blade is oblique downward
It stretches, when cylinder creeps into and rotates, excavation blade cuts the soil body and is revolved and risen in cylinder, after cylinder is filled, cylinder reversion,
Excavation blade is closed revolving fragment into Tu Kou, is thus avoided when being lifted up cylinder because of the effect by lower section soil body resistance
The soil body leaks out, and when greatly improving the efficiency of boring extracting soil, and taking native rotary digging next time, excavation blade is because of the work by resistance
With naturally will push revolving fragment and open into Tu Kou, whole operation process is very convenient.
Detailed description of the invention
Fig. 1 is a kind of side view of tubular geotome head provided in an embodiment of the present invention；
Fig. 2 is a kind of bottom view for tubular geotome head that inventive embodiments provide.
Appended drawing reference:
1, connector；2, pivot；3, left half cylinder；4, right half cylinder；5, shaft；6, excavation blade；7, supporting plate；8, cylinder
Body；9, revolving fragment；10, fixed plate.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Referring to figs. 1 and 2, a kind of tubular geotome head provided in an embodiment of the present invention, including cylinder 8, cylinder 8
Bottom is equipped with fixed plate 10 and revolving fragment 9, and fixed plate 10 is the plate being fixedly connected with cylinder 8, and fixed plate 10 has into Tu Kou,
Fixed plate 10 and it may each be fan-shaped into Tu Kou；Revolving fragment 9 is arc plate, can rotating in a circumferential direction to be opened and closed into soil along cylinder 8
Mouthful, revolving fragment 9 is equipped with the excavation blade 6 extended obliquely close to the one side edge into Tu Kou, which opens with into Tu Kou
It is at an acute angle between the part of mouth.
When cylinder 8 creeps into and rotates, excavation blade 6 cuts the soil body and is revolved and risen in cylinder 8, after cylinder 8 is filled,
Cylinder 8 inverts, and excavation blade 6 closes revolving fragment 9 into Tu Kou because of the effect by lower section soil body resistance, thus avoid to
The soil body leaks out when upper promotion cylinder 8, greatly improves the efficiency of boring extracting soil, easy to operate；And when taking native rotary digging next time,
Excavation blade 6 naturally will push revolving fragment 9 and open into Tu Kou because of the effect by resistance.
In some embodiments, into the quantity of Tu Kou be it is multiple, it is multiple to be uniformly distributed in the circumferential direction of cylinder 8 into Tu Kou,
Each be correspondingly provided with a revolving fragment 9 into Tu Kou, it is multiple it is equally distributed can be improved soil extracting efficiency into Tu Kou, and it is multiple uniformly
Excavation blade 6 on the revolving fragment 9 of the distribution uniform stressed in the circumferential direction of cylinder 8, keeps the rotation of cylinder 8 more steady.
In some embodiments, the side wall of cylinder 8 is equipped with soil outlet and the door body for being opened and closed soil outlet, when cylinder 8 takes
Soil finishes sling after, the door body on openable 8 side wall of cylinder, by take Tu Kou by cylinder 8 the soil body take out, without passing through
Into native mouth casting, since the sidewall area of cylinder 8 is larger, so soil outlet also can be set more greatly, to improve casting efficiency.
In some embodiments, the top of cylinder 8 is equipped with the connector 1 for connecting with drilling machine, and cylinder 8 includes leading to respectively
Cross half cylinder 83 of a left side and right half cylinder 84 that pivot 2 and connector 1 are rotatablely connected, the bottom of a left side half cylinder 83 and right half cylinder 84
It is respectively equipped with one group of fixed plate 10 and revolving fragment 9, half cylinder 83 of a left side and the revolving fragment 9 of right half entire body pass through a rotary shaft respectively
5 connect with cylinder 8, and half cylinder 83 of a left side and right half cylinder 84 can be unfolded each other in this way, specifically can be in half cylinder 83 of a left side and right half
It is respectively provided with lifting lug on cylinder 84, when cylinder 8, which takes soil to finish, above to be mentioned to more than ground, half cylinder 83 of a left side and right half cylinder 84 are divided
Not to two laybacks, half cylinder 83 of a left side and right half cylinder 84 is unfolded each other, the internal soil body just naturally pours in this way, imitates
Rate is high.
Buckle structure can also be set between left half cylinder 83 and right half cylinder 84, when needing to cut the earth, tied by lock
Structure locks together left half cylinder 83 and right half cylinder 84；After taking soil above to mention, buckle structure is unlocked, so that left half cylinder 83
It opposite can be unfolded with having with cylinder 8, fall the soil body therefrom.
In some embodiments, revolving fragment 9 is located at the top of fixed plate 10, and because soil pressure is larger in cylinder 8, fixed plate 10 can
Certain supporting role is played to revolving fragment 9, the soil body of 6 rotary digging of excavation blade can also be directly entered cylinder 8；Cylinder 8 is in into soil
Supporting plate 7 is extended inwardly at position where mouthful, the height of highly preferred and fixed plate 10 of supporting plate 7 is consistent, and supporting plate 7 is used for
Sliding support is formed to the outer ledge of revolving fragment 9, i.e., the inside of revolving fragment 9 is connect with shaft 5, by the support of 5 bearing of shaft,
Support of the outside of revolving fragment 9 by supporting plate 7 enables 9 stable rotation of revolving fragment with this.
Supporting plate 7 can be arc, and the edge into Tu Kou is arranged in the supporting plate 7 of arc, the revolution with 9 outer ledge of revolving fragment
Radius is adapted, and is hardly blocked into Tu Kou formation.
In some embodiments, the bottom side of excavation blade 6 is equipped with anti-skid structure, and anti-skid structure can increase excavation blade 6
The frictional force of back side, when cylinder 8 takes full soil, reversely rotates cylinder 8, anti-skid structure makes excavation blade 6 by bigger resistance,
To enable revolving fragment 9 smoothly to close into Tu Kou.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (7)
1. a kind of tubular geotome head, which is characterized in that including cylinder, the bottom of the cylinder is equipped with fixed plate and revolving fragment,
The fixed plate has into Tu Kou, and the revolving fragment can be described into Tu Kou, the rotation to be opened and closed along rotating in a circumferential direction for the cylinder
Rotor is equipped with the excavation blade extended obliquely close to the one side edge into Tu Kou.
2. tubular geotome head according to claim 1, which is characterized in that the quantity into Tu Kou be it is multiple, it is multiple
It is described to be uniformly distributed in the circumferential direction of the cylinder into Tu Kou, it is each described to be correspondingly provided with the revolving fragment into Tu Kou.
3. tubular geotome head according to claim 1, which is characterized in that the side wall of the cylinder is equipped with soil outlet and use
In the door body for being opened and closed the soil outlet.
4. tubular geotome head according to claim 1, which is characterized in that the top of the cylinder is equipped with and is used for and drilling machine
The connector of connection, the cylinder include half cylinder of a left side being rotatablely connected respectively with the connector and right half cylinder, the left side
The bottom of half cylinder and right half cylinder be respectively equipped with one group described in fixed plate and revolving fragment.
5. tubular geotome head according to claim 1, which is characterized in that the revolving fragment is located at the upper of the fixed plate
Side, the cylinder have extended inwardly supporting plate at the position into where native mouth, and the supporting plate is used for the revolving fragment
Outer ledge formed sliding support.
6. tubular geotome head according to claim 5, which is characterized in that the supporting plate is arc.
7. tubular geotome head according to claim 1, which is characterized in that the bottom side of the excavation blade is equipped with anti-Slipped Clove Hitch
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810476063.2A CN110500038A (en) | 2018-05-17 | 2018-05-17 | Tubular geotome head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810476063.2A CN110500038A (en) | 2018-05-17 | 2018-05-17 | Tubular geotome head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110500038A true CN110500038A (en) | 2019-11-26 |
Family
ID=68585167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810476063.2A Pending CN110500038A (en) | 2018-05-17 | 2018-05-17 | Tubular geotome head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110500038A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111395968A (en) * | 2020-04-30 | 2020-07-10 | 长沙市金钻机械有限公司 | Split type two-bucket rotary drilling bit |
| CN116427854A (en) * | 2023-06-13 | 2023-07-14 | 陕西中创卓安建设工程有限公司 | Highway bridge pile foundation digs device soon |
Citations (8)
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|---|---|---|---|---|
| CN101775960A (en) * | 2010-01-22 | 2010-07-14 | 李征 | Cast-in-situ cylinder pile rotary drilling rig |
| CN201953315U (en) * | 2010-01-22 | 2011-08-31 | 李征 | Tubular pile rotary drilling bucket |
| CN102312660A (en) * | 2011-09-02 | 2012-01-11 | 北京市三一重机有限公司 | Hole cleaning drilling tool |
| CN103382827A (en) * | 2013-07-01 | 2013-11-06 | 北京市三一重机有限公司 | Drilling bucket and rotary drilling rig |
| CN204646094U (en) * | 2015-04-29 | 2015-09-16 | 潘昭 | A kind of shell type churning driven head |
| CN106917587A (en) * | 2015-12-28 | 2017-07-04 | 北京东方新星石化工程股份有限公司 | Drill bit and rotary drilling rig |
| CN206860104U (en) * | 2017-06-26 | 2018-01-09 | 北京中润宝成工程技术有限公司 | A kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires |
| CN208220641U (en) * | 2018-05-17 | 2018-12-11 | 中铁第五勘察设计院集团有限公司 | Tubular geotome head |
-
2018
- 2018-05-17 CN CN201810476063.2A patent/CN110500038A/en active Pending
Patent Citations (8)
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|---|---|---|---|---|
| CN101775960A (en) * | 2010-01-22 | 2010-07-14 | 李征 | Cast-in-situ cylinder pile rotary drilling rig |
| CN201953315U (en) * | 2010-01-22 | 2011-08-31 | 李征 | Tubular pile rotary drilling bucket |
| CN102312660A (en) * | 2011-09-02 | 2012-01-11 | 北京市三一重机有限公司 | Hole cleaning drilling tool |
| CN103382827A (en) * | 2013-07-01 | 2013-11-06 | 北京市三一重机有限公司 | Drilling bucket and rotary drilling rig |
| CN204646094U (en) * | 2015-04-29 | 2015-09-16 | 潘昭 | A kind of shell type churning driven head |
| CN106917587A (en) * | 2015-12-28 | 2017-07-04 | 北京东方新星石化工程股份有限公司 | Drill bit and rotary drilling rig |
| CN206860104U (en) * | 2017-06-26 | 2018-01-09 | 北京中润宝成工程技术有限公司 | A kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires |
| CN208220641U (en) * | 2018-05-17 | 2018-12-11 | 中铁第五勘察设计院集团有限公司 | Tubular geotome head |
Non-Patent Citations (1)
| Title |
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| 刘涛;: "旋挖钻机施工质量监控要点", 中国公路, no. 01, 1 January 2013 (2013-01-01) * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111395968A (en) * | 2020-04-30 | 2020-07-10 | 长沙市金钻机械有限公司 | Split type two-bucket rotary drilling bit |
| CN111395968B (en) * | 2020-04-30 | 2021-07-27 | 长沙市金钻机械有限公司 | Split type two-bucket rotary drilling bit |
| CN116427854A (en) * | 2023-06-13 | 2023-07-14 | 陕西中创卓安建设工程有限公司 | Highway bridge pile foundation digs device soon |
| CN116427854B (en) * | 2023-06-13 | 2023-08-18 | 陕西中创卓安建设工程有限公司 | Highway bridge pile foundation digs device soon |
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