CN203655163U - Rotary drilling rig and variable diameter cylinder drill thereof - Google Patents
Rotary drilling rig and variable diameter cylinder drill thereof Download PDFInfo
- Publication number
- CN203655163U CN203655163U CN201320833121.5U CN201320833121U CN203655163U CN 203655163 U CN203655163 U CN 203655163U CN 201320833121 U CN201320833121 U CN 201320833121U CN 203655163 U CN203655163 U CN 203655163U
- Authority
- CN
- China
- Prior art keywords
- reducing
- sheet
- arc
- drilling rig
- rotary drilling
- 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
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model provides a rotary drilling rig and a variable diameter cylinder drill of the rotary drilling rig. The variable diameter cylinder drill comprises a connector, a cylinder and detachable drill teeth, wherein the cylinder comprises an immutable diameter upper cylinder part and a variable diameter part; the variable diameter part is coaxially connected with the lower end of the upper cylinder part; the detachable drill teeth are detachably connected to the lower end of the variable diameter part. The variable diameter part of the variable diameter cylinder drill comprises a plurality of arc pieces, the arc pieces are in radial and sliding connection with the upper cylinder part, and therefore the outer diameter of the variable diameter part formed by the arc pieces increases, and then the problem that the upper diameter and the lower diameter of a pile hole are not uniform as drilling with casing is adopted to drill can be solved; meanwhile, as the detachable drill teeth are arranged on the variable diameter cylinder drill, different drill teeth can be detached and replaced according to the difference of rate of decay of the lithosphere, and the drilling efficiency is improved.
Description
Technical field
The utility model relates to engineering machinery field, and particularly a kind of rotary drilling rig and reducing cylinder thereof bore.
Background technology
When rotary drilling rig punching, carrying out pile holes protecting wall is the most important condition, especially at caving ground.At present conventional wall protecting method has three kinds of casing, mud and backfills, wherein casing be the most efficiently, environmental protection, a kind of retaining wall mode that the scope of application is the widest, at home and abroad used on a large scale at present.The method of transferring of long casing has three kinds conventionally, and the one, rotary drilling rig locator of pipe connects and drives cylindrical fireworks to transfer casing, and the 2nd, use pipe rubbing machine to transfer casing, the 3rd, use vibrating hammer to transfer casing.In order to improve efficiency of construction, the method that conventionally adopts lower casing and boring simultaneously to carry out, i.e. casing under limit boring limit, is called with pipe bit again.Enter casing thickness used generally between 10～40mm with pipe bit, drilling bit of rotary-digging drilling rig is handling punching in casing, and drilling diameter depends on the external diameter of casing.But casing only needs to pass through caving ground, cannot also unnecessarily pass through lithosphere, therefore after stake hole completes and takes out casing, the stake hole of caving ground will be larger than the diameter in the stake hole of lithosphere, in the time filling with stake, will cause a bore dia inconsistent up and down, affects pile quality.
Utility model content
In view of this, the utility model is intended to propose a kind of rotary drilling rig and reducing cylinder bores, to solve the upper and lower inconsistent problem of stake bore dia that punching is caused with pipe Drilling Method that adopts.
For achieving the above object, the technical solution of the utility model is achieved in that
On the one hand, the utility model provides a kind of reducing cylinder to bore, comprise connector, cylindrical shell and detachably bore tooth, described cylindrical shell comprises can not the top cylinder portion of reducing and the reducing portion of reducing, described reducing portion is coaxially connected to the lower end of described top cylinder portion, and described detachable brill tooth is dismountable is connected to the lower end of described reducing portion.
Further, described reducing portion comprises at least two arc-like sheets, described arc-like sheet is made up of cylinder-like structure cutting vertically, the upper end of described arc-like sheet is radially slidably connected with the lower end of described top cylinder portion, and the junction in described arc-like sheet and top cylinder portion is also provided with circumferential stopping means, radial limiting device and axially stop block, and by circumferential stopping means transmitting torque, limit reducing scope by radial limiting device, connect described reducing portion by axially stop block.
Further, described slidably connection mainly cooperatively interacted and forms with the outer inclined-plane that is arranged on described top cylinder subordinate end by the interior inclined-plane that is arranged on described arc-like sheet upper end, and the width on described interior inclined-plane is greater than the width on described outer inclined-plane, when described arc-like sheet is during along described outer inclined-plane upward sliding, the external diameter of described reducing portion becomes large.The outer wall that interior inclined-plane described here is arc-like sheet is higher than the inclined-plane of inwall, and outer inclined-plane is to be located at the top cylinder subordinate end inclined-plane parallel with interior inclined-plane.
Further, described circumferential stopping means comprises at least one straight trough and the projection with its corresponding matching, described straight trough is arranged in described top cylinder portion vertically, described projection is arranged on described arc-like sheet, or, described straight trough is arranged on described arc-like sheet vertically, and described projection is arranged in described top cylinder portion.
Further, described axially stop block comprises at least one T-shaped groove or dovetail groove and the plush copper with this T-shaped groove or dovetail groove corresponding matching, described T-shaped groove or dovetail groove are arranged in described top cylinder portion vertically, described plush copper is arranged on described arc-like sheet, or, described T-shaped groove or dovetail groove are arranged on described arc-like sheet vertically, described plush copper is arranged in described top cylinder portion, on described T-shaped groove or dovetail groove, be provided with the inclined-plane parallel with the interior inclined-plane of described arc-like sheet, in described plush copper, be provided with the inclined-plane with described T-shaped groove or dovetail groove Corresponding matching.
Further, described radial limiting device comprises at least one block, and described block is arranged on one end near inwall on the interior inclined-plane of described arc-like sheet, and the upper limb of described block is higher than the upper limb on described interior inclined-plane.
Further, the thickness of described arc-like sheet is greater than the thickness of described top cylinder portion.
Further, the quantity of described arc-like sheet is three, four, six or eight.
Further, described detachable brill tooth comprises detachable pick, detachable cutter tooth and detachable gear wheel.
On the other hand, the utility model also provides a kind of rotary drilling rig, and described rotary drilling rig is provided with reducing cylinder as above and bores.
With respect to prior art, the utlity model has following advantage: the reducing portion that reducing cylinder described in the utility model bores is split type multiple arc-like sheets, and be slidably connected with being connected to radially of top cylinder portion at arc-like sheet, thereby the external diameter that can make the reducing portion being made up of arc-like sheet becomes large, and then can solve to adopt with pipe bit and enter the upper and lower inconsistent problem of stake bore dia that punching causes; On the other hand, the reducing cylinder described in the present embodiment is drilled with detachable brill tooth, can change different brill teeth according to the difference of the rate of decay of lithosphere, and then improves drilling efficiency.
Brief description of the drawings
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation that the reducing cylinder described in the utility model embodiment mono-bores;
Fig. 2 is the sectional view one of Fig. 1;
Fig. 3 is the sectional view two of Fig. 1;
Fig. 4 is the structural representation that the reducing cylinder described in the utility model embodiment bis-bores;
Fig. 5 is the structural representation that the reducing cylinder described in the utility model embodiment tri-bores.
Description of reference numerals:
1-connector, 2-cylindrical shell, 21-top cylinder portion, 22-reducing portion, the detachable pick of 3-, 4-block, 5-plush copper, 6-T type groove, 7-arc-like sheet, the detachable gear wheel of 8-, the detachable cutter tooth of 9-.
Detailed description of the invention
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the utility model can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
Embodiment mono-
Fig. 1 is the structural representation that reducing cylinder bores described in the present embodiment, Fig. 2 and Fig. 3 be two sectional views of Fig. 1 respectively, known in conjunction with Fig. 1, Fig. 2 and Fig. 3, the reducing cylinder of the present embodiment bores and comprises connector 1, cylindrical shell 2 and detachable pick 3, what cylindrical shell 2 comprised coaxial connection can not the top cylinder portion 21 of reducing and the reducing portion 22 of reducing, described reducing portion 22 is coaxially connected to the lower end of described top cylinder portion 21, and described detachable brill tooth is dismountable is connected to the lower end of described reducing portion 22.
Reducing portion 22 comprises four arc-like sheets 7, arc-like sheet 7 is made up of cylinder-like structure cutting vertically, the upper end of arc-like sheet 7 is radially slidably connected with the lower end of top cylinder portion 21, this radially slidably connects mainly and is cooperatively interacted and form with the outer inclined-plane that is arranged on top cylinder portion 21 lower ends by the interior inclined-plane that is arranged on arc-like sheet 7 upper ends, and the width on interior inclined-plane is greater than the width on outer inclined-plane, when arc-like sheet 7 is during along outer inclined-plane upward sliding, the external diameter of the reducing portion 22 being made up of these four arc-like sheets 7 will become large.The interior inclined-plane be here the outer wall of arc-like sheet 7 higher than the inclined-plane of inwall, outer inclined-plane is to be located at top cylinder portion 21 parallel inclined-planes, Yu Nei inclined-plane, lower end.In the present embodiment, the thickness of this arc-like sheet 7 is greater than the thickness of top cylinder portion 21 barrels, both can increase the intensity of reducing portion 22, also can make interior inclined-plane be greater than the width on outer inclined-plane.
Also be provided with circumferential stopping means, radial limiting device and axially stop block in arc-like sheet 7 and the junction of top cylinder portion 21, and by circumferential stopping means transmitting torque, limit reducing scope by radial limiting device, connect reducing portion 22 by axially stop block.This circumferential stopping means comprises a roomy straight trough and the projection corresponding with it, and straight trough is arranged on arc-like sheet 7 vertically, and projection is arranged on position corresponding with straight trough in top cylinder portion 21.This axially stop block comprises a T-shaped groove 6 and the plush copper 5 corresponding with this T-shaped groove 6, T-shaped groove 6 is arranged on arc-like sheet 7 vertically, plush copper 5 is arranged on position corresponding with straight trough in top cylinder portion 21, on T-shaped groove 6, be provided with the inclined-plane parallel with the interior inclined-plane of arc-like sheet 7, in plush copper 5, be provided with the inclined-plane with T-shaped groove 6 Corresponding matchings.This radial limiting device comprises block 4, and block 4 is arranged on one end near inwall on the interior inclined-plane of arc-like sheet 7, and the upper limb of block 4 is higher than the upper limb on interior inclined-plane.
When reducing cylinder described in the present embodiment is drilled in the punching being applied to pipe Drilling Method lithosphere, four arc-like sheets 7 of reducing portion 22 are subject to the axial force of top cylinder portion 21, make arc-like sheet 7 by the externally inclined-plane slip mutually of interior inclined-plane, and then the diameter that makes reducing portion 22 becomes large, the large diameter stake hole of can sounding the night watches, thereby can solve the upper and lower inconsistent problem of a bore dia.While carrying on cylinder bores, four arc-like sheets 7 are because the effect of gravity can be got back to initial position, so that smoothly through casing.
Embodiment bis-
Fig. 4 is the structural representation that the reducing cylinder of the present embodiment bores, as shown in FIG., in the present embodiment, except detachable brill tooth is detachable gear wheel 8, all the same with embodiment mono-of other structures of the present embodiment.
Embodiment tri-
Fig. 5 is the structural representation that the reducing cylinder of the present embodiment bores, as shown in FIG., in the present embodiment, except detachable brill tooth is detachable cutter tooth 9, all the same with embodiment mono-of other structures of the present embodiment.
The reducing portion that reducing cylinder described in above-mentioned three embodiment bores is split type multiple arc-like sheets, and be slidably connected with being connected to radially of top cylinder portion at arc-like sheet, thereby the external diameter that can make the reducing portion being made up of arc-like sheet becomes large, and then can solve to adopt with pipe bit and enter the upper and lower inconsistent problem of stake bore dia that punching causes; On the other hand, because being provided with detachable brill tooth, can change different brill teeth according to the difference of the rate of decay of lithosphere, and then improve drilling efficiency.As dismountable pick, creeping into of the lithosphere that is only applicable to not to be very hard, such as weathering lithosphere in severely-weathered or part, if there is harder lithosphere, such as the rock of gentle breeze, just detachable pick can be changed into detachable cutter tooth, detachable gear wheel or other brill teeth, to improve drilling efficiency.In other embodiments, the arc-like sheet 7 in above-mentioned three embodiment can be also two, three, six or eight; The position of straight trough and T-shaped groove 6 also can be arranged in top cylinder portion 21, and with straight trough and T-shaped groove 6 respectively corresponding projection, plush copper 5 can be arranged on arc piece; This T-shaped groove 6 can be also dovetail groove.
Except the reducing cylinder of above-mentioned rotary drilling rig bores, the utility model embodiment also provides a kind of rotary drilling rig that above-mentioned reducing cylinder bores that is provided with, and the structure of other each several part of this rotary drilling rig, with reference to prior art, repeats no more herein.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. the reducing cylinder of a rotary drilling rig bores, comprise connector (1), cylindrical shell (2) and the detachable tooth that bores, it is characterized in that, described cylindrical shell (2) comprises can not the top cylinder portion (21) of reducing and the reducing portion (22) of reducing, described reducing portion (22) is coaxially connected to the lower end of described top cylinder portion (21), the dismountable lower end that is connected to described reducing portion (22) of described detachable brill tooth.
2. the reducing cylinder of rotary drilling rig according to claim 1 bores, it is characterized in that, described reducing portion (22) comprises at least two arc-like sheets (7), described arc-like sheet (7) is made up of cylinder-like structure cutting vertically, the upper end of described arc-like sheet (7) is radially slidably connected with the lower end of described top cylinder portion (21), and is also provided with circumferential stopping means, radial limiting device and axially stop block in described arc-like sheet (7) and the junction of top cylinder portion (21).
3. the reducing cylinder of rotary drilling rig according to claim 2 bores, it is characterized in that, described slidably connection mainly by the outer inclined-plane that is arranged on the interior inclined-plane of described arc-like sheet (7) upper end and be arranged on described top cylinder portion (21) the lower end formation that cooperatively interacts, and the width on described interior inclined-plane is greater than the width on described outer inclined-plane, when described arc-like sheet (7) is during along described outer inclined-plane upward sliding, it is large that the external diameter of described reducing portion (22) becomes.
4. the reducing cylinder of rotary drilling rig according to claim 3 bores, it is characterized in that, described circumferential stopping means comprises at least one straight trough and the projection with its corresponding matching, described straight trough is arranged in described top cylinder portion (21) vertically, described projection is arranged on described arc-like sheet (7), or it is upper that described straight trough is arranged on described arc-like sheet (7) vertically, described projection is arranged in described top cylinder portion (21).
5. the reducing cylinder of rotary drilling rig according to claim 4 bores, it is characterized in that, described axially stop block comprises at least one T-shaped groove (6) or dovetail groove and the plush copper (5) with this T-shaped groove (6) or dovetail groove corresponding matching, described T-shaped groove (6) or dovetail groove are arranged in described top cylinder portion (21) vertically, described plush copper (5) is arranged on described arc-like sheet (7), or, described T-shaped groove (6) or dovetail groove are arranged on described arc-like sheet (7) vertically, described plush copper (5) is arranged in described top cylinder portion (21), on described T-shaped groove (6) or dovetail groove, be provided with the inclined-plane parallel with the interior inclined-plane of described arc-like sheet (7), in described plush copper (5), be provided with the inclined-plane with described T-shaped groove (6) or dovetail groove Corresponding matching.
6. the reducing cylinder of rotary drilling rig according to claim 5 bores, it is characterized in that, described radial limiting device comprises at least one block (4), described block (4) is arranged on one end near inwall on the interior inclined-plane of described arc-like sheet (7), and the upper limb of described block (4) is higher than the upper limb on described interior inclined-plane.
7. the reducing cylinder of rotary drilling rig according to claim 6 bores, and it is characterized in that, the thickness of described arc-like sheet (7) is greater than the thickness of described top cylinder portion (21).
8. the reducing cylinder of rotary drilling rig according to claim 2 bores, and it is characterized in that, the quantity of described arc-like sheet (7) is three, four, six or eight.
9. bore according to the reducing cylinder of the rotary drilling rig described in claim 1 to 8 any one, it is characterized in that, described detachable brill tooth comprises detachable pick (3), detachable cutter tooth (9) and detachable gear wheel (8).
10. a rotary drilling rig, is characterized in that, the reducing cylinder that described rotary drilling rig is provided with the rotary drilling rig as described in claim 1 to 9 any one bores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833121.5U CN203655163U (en) | 2013-12-17 | 2013-12-17 | Rotary drilling rig and variable diameter cylinder drill thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833121.5U CN203655163U (en) | 2013-12-17 | 2013-12-17 | Rotary drilling rig and variable diameter cylinder drill thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203655163U true CN203655163U (en) | 2014-06-18 |
Family
ID=50921563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320833121.5U Expired - Fee Related CN203655163U (en) | 2013-12-17 | 2013-12-17 | Rotary drilling rig and variable diameter cylinder drill thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203655163U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088589A (en) * | 2014-07-01 | 2014-10-08 | 北京市三一重机有限公司 | Drilling tool and rotary drilling jig |
| EP3048241A1 (en) * | 2015-01-23 | 2016-07-27 | Sandvik Intellectual Property AB | A rotary claw drill bit |
| CN109488209A (en) * | 2018-12-26 | 2019-03-19 | 腾达建设集团股份有限公司 | A kind of steel sleeve, full-sleeve full-rotation drill and drilling machine drilling method |
| CN110886577A (en) * | 2019-11-29 | 2020-03-17 | 深圳宏业基岩土科技股份有限公司 | Construction method for perpendicularity control of rotary excavating hard secant pile in deep and thick rockfill area |
| CN114482863A (en) * | 2022-02-08 | 2022-05-13 | 重庆运满机械设备有限公司 | Multilayer barrel drill |
-
2013
- 2013-12-17 CN CN201320833121.5U patent/CN203655163U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088589A (en) * | 2014-07-01 | 2014-10-08 | 北京市三一重机有限公司 | Drilling tool and rotary drilling jig |
| EP3048241A1 (en) * | 2015-01-23 | 2016-07-27 | Sandvik Intellectual Property AB | A rotary claw drill bit |
| WO2016116390A1 (en) * | 2015-01-23 | 2016-07-28 | Sandvik Intellectual Property Ab | A rotary claw drill bit |
| CN107109904A (en) * | 2015-01-23 | 2017-08-29 | 山特维克知识产权股份有限公司 | A kind of rotary pawl drill bit |
| CN107109904B (en) * | 2015-01-23 | 2020-08-18 | 山特维克知识产权股份有限公司 | Rotary claw drill bit |
| US10781641B2 (en) | 2015-01-23 | 2020-09-22 | Sandvik Intellectual Property Ab | Rotary claw drill bit |
| CN109488209A (en) * | 2018-12-26 | 2019-03-19 | 腾达建设集团股份有限公司 | A kind of steel sleeve, full-sleeve full-rotation drill and drilling machine drilling method |
| CN110886577A (en) * | 2019-11-29 | 2020-03-17 | 深圳宏业基岩土科技股份有限公司 | Construction method for perpendicularity control of rotary excavating hard secant pile in deep and thick rockfill area |
| CN110886577B (en) * | 2019-11-29 | 2021-06-04 | 深圳宏业基岩土科技股份有限公司 | Construction method for perpendicularity control of rotary excavating hard secant pile in deep and thick rockfill area |
| CN114482863A (en) * | 2022-02-08 | 2022-05-13 | 重庆运满机械设备有限公司 | Multilayer barrel drill |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203655163U (en) | Rotary drilling rig and variable diameter cylinder drill thereof | |
| CN103195365B (en) | A kind of rotary drilling rig ground consisting of hard rock classification drilling construction technique | |
| CN203905815U (en) | Double-core reaming bit with multiple stages of reaming bodies | |
| CN202031485U (en) | Rotary drilling rig and rotary drilling machine | |
| CN103470189A (en) | Body-open type drilling bucket and rotary drilling rig | |
| CN203488103U (en) | Rotary drilling tool and rotary drilling machine provided with same | |
| CN203347689U (en) | Variable-diameter barrel drill and rotary drilling rig | |
| CN103375134B (en) | Reducing cylinder brill, the reducing method of cylinder brill and rotary drilling rig | |
| CN201650272U (en) | Electromagnetic-valve control type slurry continuous wave generator | |
| CN206860100U (en) | Three sections spiral two-way with brill expansion reaming tool | |
| CN202645436U (en) | Combined drill bit | |
| WO2015089515A3 (en) | Matrix fixed cutter drill bits and methods for manufacturing same | |
| CN104405294B (en) | It is easy to the oil hollow drill of dust lead | |
| CN202659174U (en) | Single-cone single-screw twist drill | |
| CN203925289U (en) | A kind of revolving of being applicable to that micro-weathered rock formation creeps into dug drill bit | |
| CN202520228U (en) | Integrated concentric overburden drilling tool | |
| CN203362085U (en) | Circumferential locking device for sediment stratum coring | |
| CN209413941U (en) | An a kind of hole multitube filling pipeline structure | |
| CN208996669U (en) | A kind of reaming borer drill rod connection structure based on pile foundation engineering | |
| CN103452473A (en) | Method for performing small-diameter deep well construction by using full-face high-counterweight drill bit device | |
| CN204386490U (en) | A kind of probing follow-up casing bit | |
| CN202689945U (en) | Improved multifunctional combined drill bit | |
| CN204024548U (en) | A kind of half novel box-like single rotary double core barrel | |
| CN201902176U (en) | Bumper safety joint | |
| CN203716854U (en) | Karst geological rotary drilling tool |
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: 20140618 Termination date: 20151217 |
|
| EXPY | Termination of patent right or utility model |