CN106014197A - Drill pipe embedded and power head bottom driven rotary drilling rig - Google Patents
Drill pipe embedded and power head bottom driven rotary drilling rig Download PDFInfo
- Publication number
- CN106014197A CN106014197A CN201610587006.2A CN201610587006A CN106014197A CN 106014197 A CN106014197 A CN 106014197A CN 201610587006 A CN201610587006 A CN 201610587006A CN 106014197 A CN106014197 A CN 106014197A
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- China
- Prior art keywords
- mast
- unit head
- drilling rig
- rotary drilling
- flange
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- Pending
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- 238000005553 drilling Methods 0.000 title claims abstract description 54
- 239000000725 suspension Substances 0.000 claims description 5
- 230000001131 transforming effect Effects 0.000 abstract 1
- 230000009466 transformation Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005728 strengthening Methods 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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
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 invention provides a drill pipe embedded and power head bottom driven rotary drilling rig which comprises a connecting device and a front working device, wherein the front working device is fixed with a chassis; the front working device comprises a mast, a power device at the bottom end of the mast, a drilling rod inside the mast, and a drill bit at the bottom end of the drilling rod; the power device is a bottom driven type power head and comprises a power flange; a mast flange at the bottom end of the mast and the power head flange are fixedly connected through a bolt fastener. By adopting the drill pipe embedded and power head bottom driven rotary drilling rig provided by the invention, the weight of the working device at the front end can be reduced, and the pressurizing property of the rotary drilling rig is not reduced while the machine lifting force and the stability are met; the structures of the power head and the mast are simplified, and an excavator of a relatively small ton can be transformed into the rotary drilling rig without changing a conventional mechanical structure; the fixedly connected power head and the mast and the fittings are conveniently assembled as the front working device, the rotary drilling rig is assembled rapidly on site in a modular manner, and the convenience in transforming the excavator into the rotary drilling rig is improved.
Description
Technical field
The present invention relates to a kind of rotary drilling rig, particularly relate to the churning driven that a kind of drilling rod is embedded and drives at the bottom of unit head
Machine.
Background technology
First, current small-sized rotary drilling rig limits due to size and the weight of underpan walking device, needs to alleviate
The weight of front end equipment (containing drilling rod, power set, mast, adding compressing cylinder, drill bit etc.), also simultaneously
Need the plus-pressure N (pressurization strengthening drill bit as far as possible on the premise of the equipment weight saving of front end to ground
Power N=drilling rod weight G2+ unit head G4+ drill bit weight G5+ oil cylinder plus-pressure F).Current rotary drilling rig is installed
Mode is unit head and slides outside mast by the drive adding compressing cylinder, and drilling rod and arbitrary-movement articulator are lifted on outside mast
Side, drives lifting to transfer along with elevator during work；Mast is then relatively fixed with chassis when construction, the weight of mast
Amount does not work when drill bit is to ground pressure.It addition, when drilling rod and the first-class device of power are installed on outside mast
During side, mast bears bigger moment of flexure, needs the most heavier structure to undertake.And the weight of mast is the heaviest, rotation
Pulling force and the stability of digging rig are the lowest, but mast excessively reduces weight and can affect again the drill bit maximum to ground
Plus-pressure, while the most how alleviating mast weight, effectively utilizes the weight increase plus-pressure of mast to become and sets
Meter main points.
Secondly, excavator transformation of the way modular rotary drilling rig typically retains original boom structure, changes a social system low cost, knot
Structure is relatively easy.In order to realize excavator the transformation of the way quickly and the most not change original excavator frame for movement,
Under conventionally, preposition sliding unit head is generally off-site from the main frame centre of gyration, overall work center of gravity the most forward end work
Make device, need the excavator tonnage of configuration more greatly or to need to increase the auxiliary counterweight adjustment complete machine focus of work to meet
Construction requirement, does not the most just meet modular rotary drilling rig and changes a social system feature quickly and easily, gives scene transformation of the way band
Come difficult.Furthermore, in order to meet the construction of relatively hard formation, main frame needs to be pressurizeed by oil cylinder or other modes add
Pressure provides certain plus-pressure, is located away from the centre of gyration owing to applying plus-pressure, is meeting the feelings of complete machine stability
It is difficult under condition apply bigger plus-pressure.To sum up, head powered by conventional energy design is difficult to meet the transformation of the way of modular rotary drilling rig
And construction requirement, need a kind of Novel power head of exploitation to meet its demand.
Summary of the invention
The technical problem to be solved in the present invention is to overcome existing defect, it is provided that a kind of drilling rod is embedded and at the bottom of unit head
The rotary drilling rig driven.
In order to solve above-mentioned technical problem, the invention provides following technical scheme:
The rotary drilling rig that a kind of drilling rod is embedded and drives at the bottom of unit head, including by attachment means and chassis fixing before
End equipment, described front end equipment is moved up and down relative to chassis by the compressing cylinder that adds arranged, described
Front end equipment includes mast, is fixedly installed on the power set of described mast bottom, and embedded suspension is placed in
Drilling rod in described mast, and it is arranged on the drill bit of described drilling rod bottom；Described power set are that bottom driving moves
Power head, including unit head flange and unit head lamina tecti, described mast bottom is provided with mast flange, described mast
Bar flange and described unit head flange connect by the some bolt fasteners on circumferencial direction are fixing.
Further, also include that one group of unit head connects seat, described unit head connect seat be arranged on circumferencial direction and
Axially orthogonal direction symmetric position, described unit head connection seat is fixing with described unit head lamina tecti to be connected, described
Unit head connects seat and connects by being connected bearing pin with described mast.
The rotary drilling rig that a kind of drilling rod of the present invention is embedded and drives at the bottom of unit head, is placed in mast by embedded for drilling rod suspension
In, it is possible to it is substantially reduced the weight of rotary drilling rig front end equipment, meets machine lifting force and stability
Meanwhile, the pressure capacity of rotary drilling rig is not reduced；Bolt and bearing pin is utilized to be reliably connected unit head and mast installation
Mode, simplify the structure of unit head and mast, optimize integral layout, the least ton can be met
Position excavator does not change the situation of original frame for movement and changes system into rotary drilling rig；Meanwhile, this be connected unit head with
Mast and corollary apparatus thereof are assembled into front end equipment easily, it is achieved field module formula is assembled into churning driven
Machine, improves the convenience of excavator transformation of the way rotary drilling rig.
Accompanying drawing explanation
Accompanying drawing is for providing a further understanding of the present invention, and constitutes a part for description, with the present invention
Embodiment be used for together explaining the present invention, be not intended that limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structure for amplifying schematic diagram of medium power device of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are illustrated, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the present invention, being not intended to limit the present invention.
As it is shown in figure 1, a kind of drilling rod is embedded and the rotary drilling rig that drives at the bottom of unit head, including by attachment means 6
With the fixing front end equipment in chassis 7, front end equipment adds compressing cylinder 3 relative to chassis by arrange
7 move up and down, and front end equipment includes mast 1, is fixedly installed on the power set 4 of mast 1 bottom,
And the drilling rod 2 that embedded suspension is placed in mast 1.When being downwardly applied to pressure, by drilling rod 2, mast 1,
The front end equipment weight of drill bit 5 composition can apply all to the drill bit 5 pressure to ground.
New construction design makes the weight of mast 1 can be used for the plus-pressure to ground so that drill bit 5 is to ground
Plus-pressure N (plus-pressure N=drilling rod weight G2+ unit head G4+ drill bit weight G5+ oil cylinder plus-pressure F+ mast weight
Amount G1) thus increase plus-pressure, the weight of the most whole equipment alleviates because of the weight saving of mast.
Power set 4 are bottom driving unit head, including unit head flange 8 and unit head lamina tecti 9, mast 1
Bottom is provided with mast flange 10, mast flange 10 and unit head flange 8 by the some spiral shells on circumferencial direction
Bolt securing member is fixing to be connected.
Also including that one group of unit head connects seat 11, unit head connects seat 11 and is arranged on circumferencial direction and the most orthogonal
Direction symmetric position, unit head connection seat 11 is fixing with unit head lamina tecti 9 to be connected, and unit head connects seat 11
Connect by being connected bearing pin 12 with mast 1.
Utilize pin shaft structure to bear a fixed load, alleviate bolt strained situation, improve unit head and be connected with mast
Reliability and degree of safety.So, together with unit head is affixed to mast, it is achieved that shorten unit head as far as possible
Creep into the distance at center and the main frame centre of gyration, the problem simultaneously solving whole Transporting.During work, mast
Weight can be applied on unit head, and this weight becomes the normal pressure that drilling tool creeps into, and decreasing main frame needs actively to carry
The force value of confession, decreases power output to a certain extent, reduces oil consumption.Excavator modular churning driven
Machine normally only provides front end equipment, and then job site is installed on excavator, and bottom driving unit head can
To complete the installation with mast installation in factory, it is substantially reduced field erected workload, really realizes modular
Assemble, improve the convenience of the excavator transformation of the way.
The rotary drilling rig that a kind of drilling rod of the present invention is embedded and drives at the bottom of unit head, is placed in mast by embedded for drilling rod suspension
In, it is possible to it is substantially reduced the weight of rotary drilling rig front end equipment, meets machine lifting force and stability
Meanwhile, the pressure capacity of rotary drilling rig is not reduced；Bolt and bearing pin is utilized to be reliably connected unit head and mast installation
Mode, simplify the structure of unit head and mast, optimize integral layout, the least ton can be met
Position excavator does not change the situation of original frame for movement and changes system into rotary drilling rig；Meanwhile, this be connected unit head with
Mast and corollary apparatus thereof are assembled into front end equipment easily, it is achieved field module formula is assembled into churning driven
Machine, improves the convenience of excavator transformation of the way rotary drilling rig.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, it is not limited to this
Invention, although being described in detail the present invention with reference to previous embodiment, for those skilled in the art
For, the technical scheme described in foregoing embodiments still can be modified by it, or to wherein part
Technical characteristic carries out equivalent.All within the spirit and principles in the present invention, any amendment of being made, equivalent
Replacement, improvement etc., should be included within the scope of the present invention.
Claims (2)
1. the rotary drilling rig that drilling rod is embedded and drives at the bottom of unit head, fixes with chassis including by attachment means
Front end equipment, described front end equipment by arrange add compressing cylinder relative to chassis move up and down,
It is characterized in that: described front end equipment includes mast, be fixedly installed on the power set of described mast bottom,
Embedded suspension is placed in the drilling rod in described mast, and is arranged on the drill bit of described drilling rod bottom；
Described power set are bottom driving unit head, including unit head flange and unit head lamina tecti, described mast
Bottom is provided with mast flange, described mast flange and described unit head flange by the some spiral shells on circumferencial direction
Bolt securing member is fixing to be connected.
The rotary drilling rig that a kind of drilling rod the most according to claim 1 is embedded and drives at the bottom of unit head, its feature
Being: also include that one group of unit head connects seat, described unit head connects seat and is arranged on circumferencial direction and the most orthogonal
Direction symmetric position, described unit head connection seat is fixing with described unit head lamina tecti to be connected, and described unit head is even
Joint chair connects by being connected bearing pin with described mast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610587006.2A CN106014197A (en) | 2016-07-22 | 2016-07-22 | Drill pipe embedded and power head bottom driven rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610587006.2A CN106014197A (en) | 2016-07-22 | 2016-07-22 | Drill pipe embedded and power head bottom driven rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106014197A true CN106014197A (en) | 2016-10-12 |
Family
ID=57117664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610587006.2A Pending CN106014197A (en) | 2016-07-22 | 2016-07-22 | Drill pipe embedded and power head bottom driven rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106014197A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180260A (en) * | 2018-02-27 | 2018-06-19 | 徐州徐工基础工程机械有限公司 | A kind of rotary drilling rig and its power head torsion increasing device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2908924Y (en) * | 2006-05-18 | 2007-06-06 | 北京市三一重机有限公司 | Hydraulic motor and reducer assembly |
| CN201786244U (en) * | 2010-09-30 | 2011-04-06 | 北京市三一重机有限公司 | Rotary drilling rig |
| CN201865563U (en) * | 2010-09-30 | 2011-06-15 | 北京市三一重机有限公司 | Multifunctional rotary drilling rig |
| CN102134966A (en) * | 2011-01-24 | 2011-07-27 | 杭州杭重工程机械有限公司 | Cutting drilling machine |
| US20110290564A1 (en) * | 2010-05-25 | 2011-12-01 | Soilmec S.P.A. | Kelly for the realization of bored piles |
| CN202417324U (en) * | 2011-12-19 | 2012-09-05 | 上海金泰工程机械有限公司 | Pressurized hydraulic control rotary drilling device |
| CN103161403A (en) * | 2011-12-19 | 2013-06-19 | 上海金泰工程机械有限公司 | Excavator with rotary drilling rig |
-
2016
- 2016-07-22 CN CN201610587006.2A patent/CN106014197A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2908924Y (en) * | 2006-05-18 | 2007-06-06 | 北京市三一重机有限公司 | Hydraulic motor and reducer assembly |
| US20110290564A1 (en) * | 2010-05-25 | 2011-12-01 | Soilmec S.P.A. | Kelly for the realization of bored piles |
| CN201786244U (en) * | 2010-09-30 | 2011-04-06 | 北京市三一重机有限公司 | Rotary drilling rig |
| CN201865563U (en) * | 2010-09-30 | 2011-06-15 | 北京市三一重机有限公司 | Multifunctional rotary drilling rig |
| CN102134966A (en) * | 2011-01-24 | 2011-07-27 | 杭州杭重工程机械有限公司 | Cutting drilling machine |
| CN202417324U (en) * | 2011-12-19 | 2012-09-05 | 上海金泰工程机械有限公司 | Pressurized hydraulic control rotary drilling device |
| CN103161403A (en) * | 2011-12-19 | 2013-06-19 | 上海金泰工程机械有限公司 | Excavator with rotary drilling rig |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180260A (en) * | 2018-02-27 | 2018-06-19 | 徐州徐工基础工程机械有限公司 | A kind of rotary drilling rig and its power head torsion increasing device |
| CN108180260B (en) * | 2018-02-27 | 2024-03-08 | 徐州徐工基础工程机械有限公司 | Rotary drilling rig and power head torque increasing device thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161012 |