CN203285328U - Seismic exploration composite drilling tool - Google Patents
Seismic exploration composite drilling tool Download PDFInfo
- Publication number
- CN203285328U CN203285328U CN2013202721246U CN201320272124U CN203285328U CN 203285328 U CN203285328 U CN 203285328U CN 2013202721246 U CN2013202721246 U CN 2013202721246U CN 201320272124 U CN201320272124 U CN 201320272124U CN 203285328 U CN203285328 U CN 203285328U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- outer tube
- inside spin
- rod
- 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 - Lifetime
Links
Images
Abstract
The utility model provides a seismic exploration composite drilling tool, and belongs to the technical field of oil seismic exploration and coalfield seismic exploration. A body comprises a middle rod driving assembly, an unearthing flange, a power head inner spiral rod, a drilling rod inner spiral middle rod, a drill bit inner spiral rod, a small alloy drill bit, a drill bit outer pipe, a drilling rod outer pipe, a power head lower connector component, a power head middle shaft and an outer pipe driving assembly. The middle rod driving assembly is connected with the unearthing flange and the power head inner spiral rod, the power head inner spiral rod is connected with the power head middle shaft, the outer pipe driving assembly is connected with the unearthing flange, and the small alloy drill bit is placed at the lower end of the body. According to the seismic exploration composite drilling tool, core drilling and spiral drilling are integrated, the condition that when core drilling comes across a hard stratum and drillings accumulate in a core taking opening, cores can not be taken is avoided, the impacting and crushing capacity of a core taking drilling tool is achieved, and the scraping action of a spiral drilling tool is also achieved. The right and left spiral design of drilling tool outer pipes and inner spiral rods is used, the speed of the upward movement of the drillings is relatively increased, and upward movement is accelerated.
Description
Technical field
The utility model relates to a kind of seismic prospecting combination drill tool, belongs to oil seismic exploration, coal seismic prospecting technical field.
Background technology
It is the key link that improves the seismic acquisition imaging precision that loess tableland reaches the similarly assurance of layer region seismic prospecting drilling well depth of pore forming.Such area feature is: high slope, mountain is steep, and coombe spreads all over, and motor-driven drilling equipment can't be gone up a hill.And drought and water shortage, stratum more complicated, soft or hard are alternately, and centre is mingled with mud, adhesive dried loess, rice glue mud and clay layer, so such regional exploration drilling is comparatively difficult.
Because lack of water can't adopt mud drilling technique; This area's conventional drilling method is core drill well and spiral drill drilling well.But the core drill well is met slightly hard formation and is got the accumulation of core mouth drilling cuttings, can't get core.The spiral boring method, due to borehole wall elasticity, soft, along with drilling depth increases, vibration is strengthened, and becomes well head to increase, and meets than scall, drilling cuttings falls, can't on return; Meet gummy formation, stop up the flight gap, flight does not have scraping action, creeps into difficulty.At present, Huangtuyuan area seismic prospecting construction adopts artificial luoyang spades, with tactics of human sea, guarantees construction speed, but this instrument runs into constructional difficulties of slip stone or old stratum, the wellbore construction degree of depth can't guarantee, so the seismic acquisition imaging precision is affected.Drilling tool becomes the bottleneck of this type of regional drilling well.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of seismic prospecting combination drill tool, poly-core drill well and spiral drilling well are integrated, the drilling cuttings upward velocity is accelerated in the rotating design uniquely, drilling tool tool fragmentation simultaneously and shaving effect, solve complicated Huangtuyuan area and reach the similarly drilling well difficult problem of layer region.
A kind of seismic prospecting combination drill tool, body comprise that king-rod drives assembly, unearthed flange, unit head inside spin bar, drilling rod inside spin king-rod, drill bit inside spin bar, primary alloy drill bit, drill bit outer tube, drilling rod outer tube, lower connector of power head assembly, unit head axis, outer tube driving assembly; King-rod drives assembly and connects be unearthed flange and unit head inside spin bar, and unit head inside spin bar connects the unit head axis, and outer tube drives assembly and is connected with unearthed flange, and the primary alloy drill bit is in the body lower end;
The unit head axis is connected by key with lower connector of power head assembly screw thread, and drilling rod outer tube upper end is threaded with lower connector of power head, and drilling rod outer tube lower end is connected with the drill bit external pipe thread, and drilling rod inside spin bar upper end and unit head inside spin bar four directions are flexibly connected; Lower end and drill bit inside spin bar four directions are flexibly connected, between drill bit outer tube, drilling rod outer tube and its drilling rod inside spin king-rod, drill bit inside spin bar, the twice ball is arranged respectively, ball is packed into from the screwed hole of drill bit outer tube, drilling rod outer tube, then with holding screw, blocks screwed hole; Glais ring is contained on drilling rod inside spin king-rod, drill bit inside spin bar, is connected with drill bit outer tube, drilling rod outer tube respectively.
A kind of boring method of seismic prospecting combination drill tool, contain following steps;
Step 1., spud in before: assembling drilling rod and drill bit, then, the drill bit outer tube is connected with the drilling rod outer tube, drill bit inside spin bar is connected with drilling rod inside spin bar, the primary alloy drill bit is connected with the drill bit outer tube;
The flange that is unearthed is connected complete with unit head inside spin bar, then with outer tube driving assembly bolt, is connected, and unit head inside spin bar drives assembly with king-rod and is connected; The unit head axis drives assembly with outer tube and is connected;
Step 2., while starting drilling well, the lower connector of power head assembly is connected with the unit head axis; The drilling rod outer tube is connected with the lower connector of power head assembly, and drilling rod inside spin bar is connected with unit head inside spin bar;
Step 3., start the rig rotation, the pressurization drilling well, outer tube drives assembly and drives drilling rod outer tube, drill bit outer tube, the dextrorotation of primary alloy drill bit and creep into; Return in drilling cuttings dextrorotation to enter in drill bit inside spin bar and drilling rod inside spin bar left-handed and return; Enter unit head inside spin bar and return on left-handed, by the soil outlet of the flange that is unearthed, discharge;
Step 4., first rod boring complete, and the first bar drill bar is connected with connector, transfers in the hole, aperture, blocks first drilling rod upper end with fork flat, connects second drilling rod, successively until the purpose well depth;
5. step unloads drilling rod and completes a bite well.
The utility model reaches similarly a kind of seismic prospecting combination drill tool of layer region design mainly for loess tableland.Main effect has four aspects:
1, the utility model is integrated core drill well and spiral drilling well.Avoid the core drill well to meet slightly hard formation, get core mouth place drilling cuttings and assemble, the situation that can't get core; Simultaneously, the chance scall drilling cuttings that solves in the spiral drilling well falls, can not on return, meet gummy formation flight gap blocked, creep into the problem of difficulty;
2, drilling tool designs the impact grinding ability of core bit of both having, and has again a scraping action of spiral drill;
3, the right side of drilling tool outer tube and inside spin bar, left-handed design, make on drilling cuttings and return the relative velocity increase, returns in acceleration;
4, drilling cuttings, by the gap between inside spin bar, outer pipe assembly,, by the flight importing drilling rod intermediate bar of interior middle screw rod, is discharged.Reduced the scene that the conventional drilling drilling cuttings stirs up a cloud of dust.Alleviate the pollution to drilling implementer and equipment, be conducive to the raising of operating personnel's healthy and service life of equipment.
Description of drawings
When considered in conjunction with the accompanying drawings, by the detailed description with reference to following, can more completely understand better the utility model and easily learn wherein many advantages of following, but accompanying drawing described herein is used to provide further understanding of the present utility model, form a part of the present utility model, illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not form improper restriction of the present utility model, as figure wherein:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is structural representation of the present utility model.
Below in conjunction with drawings and Examples, the utility model is further illustrated.
The specific embodiment
Obviously, the many modifications and variations done based on aim of the present utility model of those skilled in the art belong to protection domain of the present utility model.
Embodiment 1: seismic prospecting combination drill tool structure and connected mode: as shown in Figure 1, comprise that king-rod drives assembly 1, the flange 2 that is unearthed, unit head inside spin bar 3, drilling rod inside spin king-rod 4, drill bit inside spin bar 5, primary alloy drill bit 6, drill bit outer tube 7, drilling rod outer tube 8, lower connector of power head assembly 9, unit head axis 10, outer tube drive assembly 11, the first Glais rings 100, the second Glais ring 101 seals, the first ball 102, the second ball 103 guarantee to rotate freely between inner and outer pipes.
Its annexation is: king-rod drives assembly 1 and connects be unearthed flange 2 and unit head inside spin bar 3, and unit head inside spin bar 3 connects unit head axis 10, and outer tube drives assembly 11 and is connected with unearthed flange 2, and primary alloy drill bit 6 is in the body lower end;
Unit head axis 10 is connected by key with lower connector of power head assembly 9 screw threads, drilling rod outer tube 8 upper ends are threaded with lower connector of power head 9, drilling rod outer tube lower end is threaded with drill bit outer tube 7, and drilling rod inside spin bar 4 upper ends and unit head inside spin bar 3 four directions are flexibly connected; Lower end and drill bit inside spin bar 5 four directions are flexibly connected, there are respectively the first ball 102, the second ball 103 to pack into from the screwed hole of drill bit outer tube 7 between drill bit outer tube 7, drilling rod outer tube 8 and its drilling rod inside spin king-rod 4, drill bit inside spin bar 5, the first ball 102 is packed into from the screwed hole of drilling rod outer tube 8, block screwed hole with holding screw again, guarantee relative rotation freely between inside spin bar and outer tube.
The first Glais ring 100, the second Glais ring 101 are contained in respectively on drilling rod inside spin king-rod 4, drill bit inside spin bar 5, coordinate and play sealing effectiveness with drill bit outer tube 7, drilling rod outer tube 8 respectively.
The medium and small alloy bit 6 of structure, for Different Strata, can be designed to different structure.The helical structure of drill bit outer tube 7 lower ends also can have different structure for Different Strata.
A kind of seismic prospecting combination drill tool, contain following steps;
1. before spudding in: i drilling rod and drill bit assembling are complete in Fig. 2: drilling rod and drill bit assembling itself is complete, and then, drill bit outer tube 7 is connected with drilling rod outer tube 8, and drill bit inside spin bar 5 is connected with drilling rod inside spin bar 4, and primary alloy drill bit 6 is connected with drill bit outer tube 7;
Primary alloy drill bit 6 connects drill bit inside spin bar 5 by clutch shaft bearing 18; Drill bit outer tube 7 connects drill bit inside spin bar 5; Drilling rod outer tube 8 is by the 3rd ball 104, the 3rd Glais ring 105 jointed rod inside spin bars 4, and drill bit outer tube 7 has observation port 17;
The unearthed flange 2 of ii is connected complete with unit head inside spin bar 3, then with outer tube driving assembly 11 bolts, is connected, and unit head inside spin bar 3 drives assembly 1 with king-rod and is connected; Unit head axis 10 drives assembly 11 with outer tube and is connected.
While 2. starting drilling well, lower connector of power head assembly 9 is connected with unit head axis 10; Drilling rod outer tube 8 is connected with lower connector of power head assembly 9, and drilling rod inside spin bar 4 is connected with unit head inside spin bar 3.
3. start the rig rotation, the pressurization drilling well, drilling rod outer tube 8, drill bit outer tube 7,6 dextrorotation of primary alloy drill bit that outer tube drives in assembly 11 driving Fig. 2 are crept into; Return in drilling cuttings dextrorotation and enter drill bit inside spin bar 6 and drilling rod inside spin bar 4 Fig. 2 black linear regions are returned on left-handed; Enter unit head inside spin bar 3 and return on left-handed, by the soil outlet of the flange that is unearthed, discharge;
4. first rod boring completed, and the first bar drill bar is connected with connector, transfers in the hole, aperture, blocks first drilling rod upper end with fork flat, connects second drilling rod, successively until the purpose well depth;
5. unload drilling rod and complete a bite well.
Embodiment 2: as shown in Figure 2 and Figure 3,
Drilling rod inside spin bar 4 connects drill bit inside spin bar 5; Primary alloy drill bit 6 connects drill bit inside spin bar 5 by clutch shaft bearing 18; Drill bit outer tube 7 connects drill bit inside spin bar 5; Drilling rod outer tube 8 is by the 3rd ball 104, the 3rd Glais ring 105 jointed rod inside spin bars 4, and drill bit outer tube 7 has observation port 17;
Drill bit outer tube 12 connects drill bit inside spin bar 13 by the 4th ball 19, the 4th Glais ring 16, and drill bit inside spin bar 13 connects drill bit inside spin bar by the second bearing 15, and drill bit inside spin bar connects turriform alloy bit 14;
The utility model is produced, is installed according to Fig. 1 form of structure.
Each functional part structure and performance thereof:
1, in structure, the composite drill rod outer tube adopts male and female joint and intermediate bar welded construction, and external diameter is basic identical, and it is flat that two end joints all are milled with fork, for ease of dismounting, adopts coarse pitch trapezoidal thread syndeton, and integral body is heat-treated.The rotation direction of outer tube is dextrorotation.
Connecting between interior middle screw rod each several part is welded construction, and two ends are respectively outer four directions, interior four directions, with unit head inside spin bar, with composite drill bit, are connected and are connected.
Have ball to guarantee relative rotation freely between inside spin bar and outer tube, Glais ring plays sealing function.
The rotation direction of inside spin bar is left-handed, and is opposite with the outer tube rotation direction.
2, composite drill bit outer tube each several part welded construction, outer tube diameter is not greater than lower end spiral part external diameter, guarantees the flight scraping borehole wall, avoids the outer tube contact borehole wall.Inside spin bar each several part is welded construction, has ball to guarantee relative rotation freely between inside spin bar and outer tube, has simultaneously one group of bearing to connect and guarantees inside and outside parts coaxial rotating.
The inner and outer pipes rotation direction is opposite, outer tube dextrorotation, and interior middle screw rod is left-handed.
The outer tube wall peep hole, convenient observation, adjustment bearing are installed and duty.
The right side of the outer tube of combination drill tool and inside spin bar, left-handed to design, make on drilling cuttings and return the relative velocity increase, returns in acceleration, avoids stopping up the helical blade gap; Outer tube design is equivalent to the outer tube of core bit, has again an effect of spiral drilling well; The spiral of inside spin bar has avoided the core drill well to meet slightly hard formation, gets core mouth place drilling cuttings and builds up, the situation that can't get core; Simultaneously, solve in the spiral drilling well and meet the scall drilling cuttings and fall, can not on return, meet gummy formation flight gap blocked, creep into the problem of difficulty; The inner and outer pipe design, drilling cuttings is discharged by the gap between inner and outer pipes, reduces flying dust and pollutes.Reduce dust pollution in drilling process.
The medium and small alloy bit 6 of structure, for Different Strata, can be designed to different structure.The helical structure of drill bit outer tube 7 lower ends also can have different structure for Different Strata.
This drill bit connected mode is with Fig. 1 drill bit, and just the spiral part of outer tube 1 is not installed alloy block, and the turriform alloy bit is fit to harder stratum.The turriform alloy bit has punching and scrapes effect.
Change different drill bits according to stratum characteristic, therefore, the utility model boring method is used in the Different Strata exploration drilling.
As mentioned above, embodiment of the present utility model is explained, but as long as not breaking away from fact inventive point of the present utility model and effect can have a lot of distortion, this will be readily apparent to persons skilled in the art.Therefore, within such variation also all is included in protection domain of the present utility model.
Claims (1)
1. a seismic prospecting combination drill tool, is characterized in that body comprises that king-rod drives assembly, unearthed flange, unit head inside spin bar, drilling rod inside spin king-rod, drill bit inside spin bar, primary alloy drill bit, drill bit outer tube, drilling rod outer tube, lower connector of power head assembly, unit head axis, outer tube driving assembly; King-rod drives assembly and connects be unearthed flange and unit head inside spin bar, and unit head inside spin bar connects the unit head axis, and outer tube drives assembly and is connected with unearthed flange, and the primary alloy drill bit is in the body lower end;
The unit head axis is connected by key with lower connector of power head assembly screw thread, and drilling rod outer tube upper end is threaded with lower connector of power head, and drilling rod outer tube lower end is connected with the drill bit external pipe thread, and drilling rod inside spin bar upper end and unit head inside spin bar four directions are flexibly connected; Lower end and drill bit inside spin bar four directions are flexibly connected, between drill bit outer tube, drilling rod outer tube and its drilling rod inside spin king-rod, drill bit inside spin bar, the twice ball is arranged respectively, ball is packed into from the screwed hole of drill bit outer tube, drilling rod outer tube, then with holding screw, blocks screwed hole; Glais ring is contained on drilling rod inside spin king-rod, drill bit inside spin bar, is connected with drill bit outer tube, drilling rod outer tube respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202721246U CN203285328U (en) | 2013-05-17 | 2013-05-17 | Seismic exploration composite drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202721246U CN203285328U (en) | 2013-05-17 | 2013-05-17 | Seismic exploration composite drilling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203285328U true CN203285328U (en) | 2013-11-13 |
Family
ID=49541698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202721246U Expired - Lifetime CN203285328U (en) | 2013-05-17 | 2013-05-17 | Seismic exploration composite drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203285328U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953280A (en) * | 2014-05-15 | 2014-07-30 | 中交第三公路工程局有限公司 | Road bridge pile foundation water drill hole-forming device and drilling method |
| CN104076389A (en) * | 2014-06-06 | 2014-10-01 | 中国石油集团东方地球物理勘探有限责任公司 | Split type mud gun vibrating source drilling tool |
| CN104165026A (en) * | 2013-05-17 | 2014-11-26 | 中国石油天然气集团公司 | Seismic exploration composite drilling tool and well drilling method |
| CN104234622A (en) * | 2014-07-08 | 2014-12-24 | 中国石油集团东方地球物理勘探有限责任公司 | Mud gun seismic focus drilling tool and technological method |
| US10995563B2 (en) | 2017-01-18 | 2021-05-04 | Minex Crc Ltd | Rotary drill head for coiled tubing drilling apparatus |
-
2013
- 2013-05-17 CN CN2013202721246U patent/CN203285328U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165026A (en) * | 2013-05-17 | 2014-11-26 | 中国石油天然气集团公司 | Seismic exploration composite drilling tool and well drilling method |
| CN104165026B (en) * | 2013-05-17 | 2016-12-28 | 中国石油天然气集团公司 | A kind of seismic prospecting combination drill tool and boring method |
| CN103953280A (en) * | 2014-05-15 | 2014-07-30 | 中交第三公路工程局有限公司 | Road bridge pile foundation water drill hole-forming device and drilling method |
| CN103953280B (en) * | 2014-05-15 | 2016-06-22 | 中交第三公路工程局有限公司 | A kind of Road Bridge Pile Foundation water drilling hole-forming device and boring method |
| CN104076389A (en) * | 2014-06-06 | 2014-10-01 | 中国石油集团东方地球物理勘探有限责任公司 | Split type mud gun vibrating source drilling tool |
| CN104234622A (en) * | 2014-07-08 | 2014-12-24 | 中国石油集团东方地球物理勘探有限责任公司 | Mud gun seismic focus drilling tool and technological method |
| US10995563B2 (en) | 2017-01-18 | 2021-05-04 | Minex Crc Ltd | Rotary drill head for coiled tubing drilling apparatus |
| US11136837B2 (en) | 2017-01-18 | 2021-10-05 | Minex Crc Ltd | Mobile coiled tubing drilling apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203285328U (en) | Seismic exploration composite drilling tool | |
| CN107664012B (en) | Turbine type bidirectional high-frequency composite impactor | |
| CN203594367U (en) | Spiral half soil squeezing and dumping drilling tool | |
| CN202047748U (en) | Ultra short radius horizontal well flexible drilling tool | |
| CN202990851U (en) | Screw type high-frequency percussion drilling tool | |
| CN203905824U (en) | Rotary self-propelled type multi-hole jet drill bit for radial side tracking | |
| CN102003145B (en) | Hole driven type horizontal directional drilling reverse circulation hole dilating drill | |
| CN105201430A (en) | Turbine drive cuttings bed cleaning device | |
| CN104675346B (en) | Split vane fluid power-Magnetic drive borehole cleaning tool | |
| CN203066886U (en) | Multiple-start thread quick connecting type well drilling water-proof/sand-proof pipe | |
| CN104165026A (en) | Seismic exploration composite drilling tool and well drilling method | |
| CN104653130B (en) | Integral type blade fluid power-Magnetic drive borehole cleaning tool | |
| CN206091867U (en) | Crowded native down --hole of spiral inlays rock device | |
| CN207499820U (en) | A kind of long bolt drilling machine for facilitating casting | |
| CN102041968A (en) | Large-diameter drill suitable for forming hole in mud cemented boulder-gravel formation | |
| CN203285360U (en) | Seismic exploration compound drilling drill rod | |
| CN205063870U (en) | Turbo drive detritus bed clearing device | |
| CN205259935U (en) | Drill bit is dug soon to impacted style | |
| CN2881071Y (en) | Multipurpose well pigging gauge | |
| CN204571887U (en) | Split vane fluid power, Magnetic drive borehole cleaning tool | |
| CN103899254A (en) | Multiple thread rapid connection type well drilling water-proof (sand-proof) pipe | |
| CN207436906U (en) | The two-way high frequency composite impact device of turbine type | |
| CN203430446U (en) | Horizontal well turbine sand cleaning device | |
| CN202249737U (en) | Rotary core drill | |
| CN203285343U (en) | Seismic exploration compound drilling drill bit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |