CN205063870U - Turbo drive detritus bed clearing device - Google Patents
Turbo drive detritus bed clearing device Download PDFInfo
- Publication number
- CN205063870U CN205063870U CN201520831975.9U CN201520831975U CN205063870U CN 205063870 U CN205063870 U CN 205063870U CN 201520831975 U CN201520831975 U CN 201520831975U CN 205063870 U CN205063870 U CN 205063870U
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- drilling rod
- gear
- turbulator
- fin
- turbine
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- Withdrawn - After Issue
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Abstract
The utility model relates to a turbo drive detritus bed clearing device, this kind of turbo drive detritus bed clearing device includes turbine set, the transmission shaft, the initiative angular wheel, linkage conical tooth wheelset, sealed bearing, the turbulent flow generator, turbine set installs in the drilling rod, the turbine stator is fixed in on the drilling rod inner wall, the transmission shaft is connected to the turbine rotor, the initiative angular wheel is connected to the transmission shaft lower extreme, the inside gear engagement of initiative angular wheel and linkage conical tooth wheelset, the outside gear and the meshing of turbulent generator inner wall ring gear of linkage conical tooth wheelset, the inside gear and the outside gear of linkage conical tooth wheelset are formed by connecting through the universal driving shaft, and inside gear lies in the drilling rod, sets up sealed bearing between universal driving shaft and the drilling rod, turbulent flow generator outer wall is equipped with the straight -tooth fin and makes up the vortex fin that forms with the skewed tooth fin, and turbulent generator passes through sealed bearing with the drilling rod and is connected. The utility model discloses also can carry out the work that the detritus was clear away stopping the brill stage, improve the detritus and clear away efficiency, it is with low costs.
Description
Technical field
The utility model relates to the landwaste burnisher in oil and gas drilling process, the turbine drives cutting bed scavenge unit cleaned for well when being specifically related to the complex structural wells such as horizontal well drilling, high angle hole, extended reach well.
Background technology
When horizontal well drilling, high angle hole, extended reach well, complex structural well, the continuous fractured rock of drill bit forms cutting grain, cutting grain under gravity, the lower borehole wall being easily deposited on horizontal well, high angle hole, extended reach well, complex structural well etc. forms cutting bed, is tested all show that cutting bed is easy to be formed between high angle hole section and net horizontal section (hole angle is about 45 ~ 90 °) by field experience and a large amount of indoor theory.If the cutting bed being deposited on the lower borehole wall can not get removing preferably and controlling, the many serious problems in drilling process will be caused.These problems mainly comprise: high frictional resistance and moment of torsion, bit freezing, suppress pump, adhere to bit freezing, effectively the pressure of the drill can not be reached drill bit, the change of the direction of well can not be explained, drilling fluid bleeds payzone and affect ultimate recovery, creep into slowly even blocked wellbores and cause well to scrap.This just requires in complex structural well drilling process, keep higher well cleaning efficiency, and the well section being easy to be formed at cutting bed adopts necessary method, effective Cutting Disposal, ensures drilling tool and well safety.
Recent domestic expert has carried out a series of research in well cleans, and achieves a large amount of achievement, and comparatively general well clean technologies have (1) raising drilling fluid to return speed both at home and abroad at present, and (2) are improved drilling fluid and taken lithology energy, (3) short trip tool.Although these technology can reach to a certain extent destroy the object that cutting bed removes landwaste, also there is the aspect of many deficiencies and needs improvement.
Although the method that raising drilling fluid returns speed comparatively effectively can remove landwaste, it is high to equipment requirement that height returns speed, increase drilling cost, and the high speed of returning of the well section comparatively soft on stratum easily causes cave-in.
Improve drilling fluid and take lithology energy, the method mainly improves drilling fluid ratio of dynamic shear force/yield value to plastic viscosity, needs extra interpolation drilling fluid Admixture, drilling cost is increased, and higher drilling fluid ratio of dynamic shear force/yield value to plastic viscosity easily presses Lou stratum, causes leakage.
Short trip tool is the method for comparatively effective mechanical removal cutting bed, but expends the more time in the process of drilling, affects drilling efficiency, indirectly increases drilling cost.
In conjunction with the deficiency of above existing landwaste clean method of summing up, it is very necessary for designing a kind of efficient, safety, landwaste scavenge unit that is stable, low cost.
Chinese patent application 201210395798.5 provides a kind of with brill power cutting bed scavenge unit, the energy that drilling fluid flows is converted into mechanical energy by screw rod, and be delivered to the mechanical device of drilling-rod external wall, thus disturbance becomes bed landwaste, but this kind of structure needs excision drilling rod being carried out to larger area, greatly reduce the mechanical strength of drilling rod itself, easily the production accidents such as drill rod breaking occur.Also can cause very large difficulty to drilling fluid sealing to the large-area excision of drilling rod in addition, easily down-hole accident occur.
Summary of the invention
The purpose of this utility model is to provide turbine drives cutting bed scavenge unit, and this turbine drives cutting bed scavenge unit removes to complex structural well landwaste such as horizontal well drilling, high angle hole, extended reach wells the problem that cost is high and easily have an accident at present for solving.
The utility model solves the technical scheme that its technical problem adopts: this turbine drives cutting bed scavenge unit comprises turbine group, power transmission shaft, initiatively angular wheel, interlock conical tooth wheels, sealed bearing, turbulator, turbine group is installed in drilling rod, turbine stator is fixed on drilling rod inwall, turbine rotor connection for transmission axle, power transmission shaft lower end connects initiatively angular wheel, initiatively angular wheel engages with the internal gear of interlock conical tooth wheels, and the outer gear of interlock conical tooth wheels engages with turbulator inwall gear ring; Internal gear and the outer gear of interlock conical tooth wheels are formed by connecting by universal driving shaft, and internal gear is positioned at drilling rod, and outer gear is positioned at turbulator, arranges sealed bearing between universal driving shaft and drilling rod; Turbulator outer wall is provided with the flow-disturbing fin of straight-tooth fin and helical teeth sail combination, and turbulator is connected by sealed bearing with drilling rod.
In such scheme, turbulator is the toroidal shell of inwall with gear ring.
The bevel gear set that links in such scheme has two groups, and two internal gears are symmetricly set on drive bevel gear both sides, can greatly improve landwaste cleaning efficiency like this, improves stability.
In such scheme, turbulator outer wall upper/lower terminal arranges helical teeth fin, and the incline direction of two sections of helical teeth fins is roughly the same, is straight-tooth fin between two sections of helical teeth fins.
The utility model has following beneficial effect:
1, the creationary drilling fluid flowing impulse turbine that utilizes of the utility model produces power resources, make this device not by drilling rod Effect of Rotation, only relevant with circulation of drilling fluid, even if stopping the brill stage and also can carry out the work of landwaste removing, prevent the formation of cutting bed, improve landwaste elimination efficiency, is break through the great technology exploration of of current well clean technologies bottleneck.Can increase according to down-hole situation or reduce turbine progression simultaneously, comparatively flexibly and easily.
2, the utility model adopts bevel gear to be used for the crossing motion of diaxon, realize principal axis transformation transmission, put high speed level as far as possible, simultaneously less at drilling rod wall opening, thus the destruction jackrod structure of minimum degree, ensure that the mechanical strength of drilling rod, this device also can be kept the safety in production under the complicated severe working condition in shaft bottom.
3, the outer wall blade of the turbulator of the present utility model fin form that adopts straight-tooth fin to combine with helical teeth fin, straight-tooth fin can make the power in drilling fluid generation pit shaft radial direction, helical teeth fin not only can produce radial circumference flow field, and can increase axial drilling fluid flow velocity.Thus realize the action of turbulent flow of drilling fluid.
Accompanying drawing explanation
Fig. 1 is structural profile schematic representation of the present utility model intention;
Fig. 2 is turbulator floor map in the utility model.
In figure: 1-drilling rod, 2-drilling fluid, 3-turbine group, 4-power transmission shaft, 5-internal gear, 6-turbulator sealed bearing, 7-linkage gear group sealed bearing, 8-universal driving shaft, 9-outer gear, 10-turbulator, 11-be angular wheel, 12-gear ring, 13-straight-tooth fin, 14-helical teeth fin initiatively.
Detailed description of the invention
Below the utility model is further described:
As shown in Figure 1, this turbine drives cutting bed scavenge unit comprises turbine group 3, power transmission shaft 4, initiatively angular wheel 11, interlock conical tooth wheels, turbulator 10, turbine group 3, power transmission shaft 4, initiatively angular wheel 11, the internal gear 5 of interlock bevel gear set is all arranged on the inside of drilling rod 1, interlock conical tooth wheels are formed by connecting by universal driving shaft 8 by internal gear 5 and outer gear 9, and be fixed on drilling rod 1 by universal driving shaft 8, sealed bearing 7 is set between universal driving shaft 8 and drilling rod 1, internal gear 5 is positioned at drilling rod 1, outer gear 9 is positioned at turbulator 10.Turbine stator is directly fixed on the inwall of drilling rod 1, turbine rotor connection for transmission axle 4, power transmission shaft 4 lower end connects initiatively angular wheel 11, and initiatively angular wheel 11 engages with the internal gear of interlock conical tooth wheels, and the outer gear 9 of interlock conical tooth wheels engages with turbulator 10 inwall gear ring; The rotor of turbine group 3 drives the active angular wheel 11 be fixed on power transmission shaft 4 to rotate by the impact of drilling fluid 2, initiatively angular wheel 11 engages each other with interlock bevel gear set internal gear 5 and realizes principal axis transformation transmission, and interlock bevel gear set outer gear 9 engages each other with turbulator inwall gear ring 12 and realizes transmission.
As shown in Figure 2, turbulator 10 is the housing of inwall with gear ring 12, turbulator outer wall is provided with the flow-disturbing fin that straight-tooth fin 13 combines with helical teeth fin 14, turbulator outer wall upper/lower terminal arranges helical teeth fin 14, the incline direction of two sections of helical teeth fins 14 is roughly the same, be straight-tooth fin 13 between two sections of helical teeth fins 14, turbulator 10 is connected by sealed bearing 6 with drilling rod 1.
The bevel gear set that links in present embodiment has two groups, and two internal gears 5 are symmetricly set on initiatively angular wheel 11 both sides, and turbulator is that toroidal shell is fixed on drilling rod by sealed bearing, can greatly improve landwaste cleaning efficiency like this, improves stability.
The concrete mode that the utility model realizes cutting bed clean is:
Turbine drives cutting bed scavenge unit is arranged in drilling assembly, when high speed drilling fluid 2 flows through turbine group 3 by drilling rod 1, turbine rotor drives power transmission shaft 4 to rotate, realize the rotation of initiatively angular wheel 11, initiatively angular wheel 11 engages each other with interlock angular wheel, and the conical tooth wheels outer gear that links 9 and turbulator inwall gear ring 12 engage each other, thus be reached through the object that interlock conical tooth wheels transferring energy realizes the rotation of turbulator 10.The fin form that turbulator outer wall blade adopts straight-tooth fin 13 to combine with helical teeth fin 14, straight-tooth fin 13 can make drilling fluid 2 produce power in pit shaft radial direction, helical teeth fin 14 not only can produce radial circumference flow field, and axial drilling fluid 2 flow velocity can be increased, make drilling fluid 2 take rock efficiency to increase, effectively realize well and clean.
This device, not by drilling rod 1 Effect of Rotation, only circulates relevant with drilling fluid 2, even if stopping boring the work that the cycle stage also can carry out landwaste removing, greatly improve landwaste elimination efficiency.The utility model adopts bevel gear main cause to be the motion that bevel gear is intersected for diaxon, realize principal axis transformation transmission, put high speed level as far as possible, thus realize minimum degree destruction jackrod structure, ensure that the mechanical strength of drilling rod 1, can keep the safety in production under the complicated severe working condition in shaft bottom.
Claims (4)
1. a turbine drives cutting bed scavenge unit, it is characterized in that: this turbine drives cutting bed scavenge unit comprises turbine group (3), power transmission shaft (4), initiatively angular wheel (11), interlock conical tooth wheels, sealed bearing, turbulator (6), turbine group (3) is installed in drilling rod (1), turbine stator is fixed on drilling rod (1) inwall, turbine rotor connection for transmission axle (4), power transmission shaft (4) lower end connects initiatively angular wheel (11), initiatively angular wheel (11) engages with the internal gear (5) of interlock conical tooth wheels, the outer gear (9) of interlock conical tooth wheels engages with turbulator inwall gear ring (12), internal gear (5) and the outer gear (9) of interlock conical tooth wheels are formed by connecting by universal driving shaft (8), internal gear (5) is positioned at drilling rod (1), outer gear (9) is positioned at turbulator (6), arranges sealed bearing between universal driving shaft (8) and drilling rod (1), turbulator outer wall is provided with the flow-disturbing fin that straight-tooth fin (13) combines with helical teeth fin (14), and turbulator (6) is connected by sealed bearing with drilling rod (1).
2. turbine drives cutting bed scavenge unit according to claim 1, is characterized in that: described turbulator (6) is for inwall is with the toroidal shell of gear ring (12).
3. turbine drives cutting bed scavenge unit according to claim 2, is characterized in that: described interlock bevel gear set has two groups, and two internal gears (5) are symmetricly set on initiatively angular wheel (11) both sides.
4. turbine drives cutting bed scavenge unit according to claim 3, it is characterized in that: described turbulator outer wall upper/lower terminal arranges helical teeth fin (14), the incline direction of two sections of helical teeth fins (14) is roughly the same, is straight-tooth fin (13) between two sections of helical teeth fins (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520831975.9U CN205063870U (en) | 2015-10-26 | 2015-10-26 | Turbo drive detritus bed clearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520831975.9U CN205063870U (en) | 2015-10-26 | 2015-10-26 | Turbo drive detritus bed clearing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205063870U true CN205063870U (en) | 2016-03-02 |
Family
ID=55390438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520831975.9U Withdrawn - After Issue CN205063870U (en) | 2015-10-26 | 2015-10-26 | Turbo drive detritus bed clearing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205063870U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201430A (en) * | 2015-10-26 | 2015-12-30 | 东北石油大学 | Turbine drive cuttings bed cleaning device |
| CN113445947A (en) * | 2021-07-23 | 2021-09-28 | 北方爆破科技有限公司 | Rock debris cleaning device |
| US11512541B2 (en) | 2020-11-30 | 2022-11-29 | Saudi Arabian Oil Company | Hydraulically driven hole cleaning apparatus |
-
2015
- 2015-10-26 CN CN201520831975.9U patent/CN205063870U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201430A (en) * | 2015-10-26 | 2015-12-30 | 东北石油大学 | Turbine drive cuttings bed cleaning device |
| CN105201430B (en) * | 2015-10-26 | 2017-11-10 | 东北石油大学 | Turbine drives cutting bed remove device |
| US11512541B2 (en) | 2020-11-30 | 2022-11-29 | Saudi Arabian Oil Company | Hydraulically driven hole cleaning apparatus |
| CN113445947A (en) * | 2021-07-23 | 2021-09-28 | 北方爆破科技有限公司 | Rock debris cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160302 Effective date of abandoning: 20171110 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160302 Effective date of abandoning: 20171110 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |