CN201650274U - Single-rotor wheel mud continuous-wave generator - Google Patents

Single-rotor wheel mud continuous-wave generator Download PDF

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Publication number
CN201650274U
CN201650274U CN2010201717790U CN201020171779U CN201650274U CN 201650274 U CN201650274 U CN 201650274U CN 2010201717790 U CN2010201717790 U CN 2010201717790U CN 201020171779 U CN201020171779 U CN 201020171779U CN 201650274 U CN201650274 U CN 201650274U
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CN
China
Prior art keywords
rotor wheel
control circuit
fixed
motor
cylinder body
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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
Application number
CN2010201717790U
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Chinese (zh)
Inventor
陈若铭
宋朝晖
张胜鹏
罗维
周强
唐亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Karamay Drilling Technology Institute of CNPC Western Drilling Engineering Co Ltd
Original Assignee
Karamay Drilling Technology Institute of CNPC Western Drilling Engineering Co Ltd
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Priority to CN2010201717790U priority Critical patent/CN201650274U/en
Application granted granted Critical
Publication of CN201650274U publication Critical patent/CN201650274U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to the technical field of a device for producing mud continuous waves in a borehole, in particular to a single-rotor wheel mud continuous-wave generator, comprising an outer cylinder body, an electric supply installation, a centering guide, a control circuit warehouse, a motor warehouse, a fixed sleeve and a rotor wheel, wherein the outer cylinder body is provided with the centering guide, the control circuit warehouse, the motor warehouse, the fixed sleeve and the rotor wheel from top to bottom. The upper part of the outer cylinder body is provided with the centering guide, and the lower end of the electric supply installation is fixedly installed at the upper end of the outer cylinder body or/ and the upper end of the centering guide together. The lower end of the centering guide is fixedly installed at the upper end of the control circuit warehouse together, and a control circuit for controlling a motor to rotate is arranged in the control circuit warehouse. The single-rotor wheel mud continuous-wave generator has the advantages of reasonable and compact structure and convenient use and can quickly transmit bottom-hole data parameters to the ground in the drilling process, and the working efficiency is largely increased. Meanwhile, a downhole generator supplies power for the whole instrument, so that the drilling time is saved and the drilling cycle is shortened.

Description

Single rotor wheel mud continuous wave generator
One, technical field
The utility model relates to the technical field that produces mud continuous wave device in the drilling well, is a kind of single rotor wheel mud continuous wave generator.
Two, background technology
Wireless drilling system (MWD) carries out the real-time technology of measuring and transmitting of downhole data transmission to be called for short in the drilling process, be characterized near the data that obtain under the situation of not interrupting normally creeping into to record the drill bit, and these transfer of data are arrived ground.Continuous wave pulse While drilling system is the fastest system of transmission data in the present wireless drilling system, its operating principle is that the rotor of continuous wave impulse generator produces sine pressure wave under the mud effect, by of the angular displacement of the rotor of the survey data behind the down-hole inserting tube coding by regulating system control with respect to rotor, make this sine or cosine compression wave occur phase shift or angular displacement in time, in the variation of these phase places of ground continuous detecting or frequency, and by digital decoding and the survey data that calculates the down-hole.But continuous wave pulse While drilling system is transferred to the shaft bottom data parameters transmission speed on ground at 0.5 bit to 1 bit at present, transmission speed is slow, inefficiency, how in drilling process, can rapidly the shaft bottom data parameters be transferred to ground, for engineers and technicians' decision-making provides technical support to become the problem that presses for solution.
Three, summary of the invention
The utility model provides a kind of single rotor wheel mud continuous wave generator, has overcome the deficiency of above-mentioned prior art, and it can effectively solve the slow problem of transmission speed that existing continuous wave pulse While drilling system is transferred to the shaft bottom data parameters on ground.
The utility model has also further solved the battery problem that power supply causes drilling period to increase to instrument of using.
The technical solution of the utility model realizes by following measure: a kind of single rotor wheel mud continuous wave generator comprises outer cylinder body, electric supply installation, centralizer, control circuit storehouse, motor bin, fixed cover and rotor wheel; Centralizer, control circuit storehouse, motor bin, fixed cover and rotor wheel are arranged in outer cylinder body from top to bottom; On outer cylinder body top centralizer is installed, the lower end of electric supply installation and the upper end of outer cylinder body or/and the upper end of centralizer be fixedly installed togather, the upper end in the lower end of centralizer and control circuit storehouse is fixedly installed togather, in the control circuit storehouse, have and to control the control circuit that motor rotates, the lower end in control circuit storehouse and the upper end of motor bin are fixedly installed togather, in motor bin, be installed with motor, the upper end of fixed cover and the lower end of motor bin are fixedly installed togather, through hole is arranged in fixed cover, on fixed cover, be fixed with at least two first blade, the below that through hole is positioned at fixed cover is stretched out in the bottom of motor power output shaft, between motor power output shaft and the through hole spacing is arranged, on the bottom of motor power output shaft, be installed with rotor wheel, on rotor wheel, be fixed with at least two second blade.
Be further optimization and/or improvements below to above-mentioned utility model technical scheme:
Above-mentioned electric supply installation can be battery pack, and the lower end of battery pack and the upper end of centralizer are fixed together by screw thread.
Above-mentioned electric supply installation can be downhole generator, the outside, middle part of downhole generator is fixedly installed togather by screw thread with the inboard, upper end of outer cylinder body, there is connector lower end in downhole generator, and the connector and the centralizer of downhole generator are fixed together by screw thread.
The lower end of above-mentioned motor power output shaft can be installed with spear-head.
Said fixing puts and can evenly be fixed with four first blades.
Can evenly be fixed with four second blades on the above-mentioned rotor wheel.
The utility model reasonable and compact in structure, easy to use, it can be transferred to ground with the shaft bottom data parameters rapidly fast in drilling process, has therefore greatly improved operating efficiency; By downhole generator whole instrument is powered simultaneously, saved drilling time, shortened drilling period.
Four, description of drawings
Accompanying drawing 1 is looked the sectional structure schematic diagram for the master of the utility model most preferred embodiment.
Accompanying drawing 2 is that the A-A of accompanying drawing 1 is to the sectional structure schematic diagram.
Accompanying drawing 3 is that the B-B of accompanying drawing 1 is to the sectional structure schematic diagram.
Coding in the accompanying drawing is respectively: 1 is outer cylinder body, and 2 is centralizer, and 3 is the control circuit storehouse, and 4 is motor bin, and 5 is fixed cover, 6 is rotor wheel, and 7 is through hole, and 8 is first blade, and 9 is the motor power output shaft, 10 is second blade, and 11 is battery pack, and 12 is motor, and 13 is spear-head.
Five, the specific embodiment
The utility model is not subjected to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
Below in conjunction with embodiment and accompanying drawing the utility model is further described:
Shown in accompanying drawing 1,2,3, this single rotor wheel mud continuous wave generator comprises outer cylinder body 1, electric supply installation, centralizer 2, control circuit storehouse 3, motor bin 4, fixed cover 5 and rotor wheel 6; Centralizer 2, control circuit storehouse 3, motor bin 4, fixed cover 5 and rotor wheel 6 are arranged in outer cylinder body 1 from top to bottom; On outer cylinder body 1 top centralizer 2 is installed, the upper end of the lower end of electric supply installation and outer cylinder body 1 or/and the upper end of centralizer 2 be fixedly installed togather, the upper end in the lower end of centralizer 2 and control circuit storehouse 3 is fixedly installed togather, in control circuit storehouse 3, have and to control the control circuit that motor 12 rotates, the upper end of the lower end in control circuit storehouse 3 and motor bin 4 is fixedly installed togather, in motor bin 4, be installed with motor 12, the lower end of the upper end of fixed cover 5 and motor bin 4 is fixedly installed togather, through hole 7 is arranged in fixed cover 5, on fixed cover 5, be fixed with at least two first blade 8, the below that through hole 7 is positioned at fixed cover 5 is stretched out in the bottom of motor power output shaft 9, between motor power output shaft 9 and the through hole 7 spacing is arranged, on the bottom of motor power output shaft 9, be installed with rotor wheel 6, on rotor wheel 6, be fixed with at least two second blade 10.
Can according to actual needs above-mentioned single rotor wheel mud continuous wave generator be made further optimization and/or improvements:
Shown in accompanying drawing 1,2, electric supply installation is a battery pack 11, and the upper end of the lower end of battery pack 11 and centralizer 2 is fixed together by screw thread.
As required, electric supply installation is a downhole generator, the outside, middle part of downhole generator is fixedly installed togather by screw thread with the inboard, upper end of outer cylinder body 1, there is connector lower end in downhole generator, and the connector of downhole generator and centralizer 2 are fixed together by screw thread, like this, downhole generator is powered to whole instrument, need not carry boring and change battery, save drilling time, shorten drilling period.
As shown in Figure 1, for the ease of salvaging, the lower end of motor power output shaft 9 is installed with spear-head 13.
As shown in Figure 2, as required, on fixed cover 5, evenly be fixed with four first blades 8.
As shown in Figure 3, as required, on rotor wheel 6, evenly be fixed with four second blades 10.
Above technical characterictic has constituted most preferred embodiment of the present utility model, and it has stronger compliance and best implementation result, can increase and decrease non-essential technical characterictic according to actual needs, satisfies the demand of different situations.
The course of work of the utility model most preferred embodiment: when not needing to transmit signal, be positioned at not output signal of control circuit storehouse 3 inner control circuits, motor 12 remains static, and this moment, rotor wheel 6 was not worked, and did not produce the sine pressure wave signal; When needs transmission signal, the control circuit output signal, motor 12 is started working, driving rotor wheel 6 rotates, because second blade 10 on the rotor wheel 6 and first blade 8 on the fixed cover 5 are subjected to displacement variation, therefore produce sine pressure wave, simultaneously, motor can drive rotor wheel 6 and carry out forward and reverse rotation, makes sine pressure wave produce phase place and changes.

Claims (10)

1. a single rotor wheel mud continuous wave generator is characterized in that comprising outer cylinder body, electric supply installation, centralizer, control circuit storehouse, motor bin, fixed cover and rotor wheel; Centralizer, control circuit storehouse, motor bin, fixed cover and rotor wheel are arranged in outer cylinder body from top to bottom; On outer cylinder body top centralizer is installed, the lower end of electric supply installation and the upper end of outer cylinder body or/and the upper end of centralizer be fixedly installed togather, the upper end in the lower end of centralizer and control circuit storehouse is fixedly installed togather, in the control circuit storehouse, have and to control the control circuit that motor rotates, the lower end in control circuit storehouse and the upper end of motor bin are fixedly installed togather, in motor bin, be installed with motor, the upper end of fixed cover and the lower end of motor bin are fixedly installed togather, through hole is arranged in fixed cover, on fixed cover, be fixed with at least two first blade, the below that through hole is positioned at fixed cover is stretched out in the bottom of motor power output shaft, between motor power output shaft and the through hole spacing is arranged, on the bottom of motor power output shaft, be installed with rotor wheel, on rotor wheel, be fixed with at least two second blade.
2. single rotor wheel mud continuous wave generator according to claim 1 is characterized in that electric supply installation is a battery pack, and the lower end of battery pack and the upper end of centralizer are fixed together by screw thread.
3. single rotor wheel mud continuous wave generator according to claim 1, it is characterized in that electric supply installation is a downhole generator, the outside, middle part of downhole generator is fixedly installed togather by screw thread with the inboard, upper end of outer cylinder body, there is connector lower end in downhole generator, and the connector and the centralizer of downhole generator are fixed together by screw thread.
4. according to claim 1 or 2 or 3 described single rotor wheel mud continuous wave generators, it is characterized in that the lower end of motor power output shaft is installed with spear-head.
5. according to claim 1 or 2 or 3 described single rotor wheel mud continuous wave generators, it is characterized in that evenly being fixed with on the fixed cover four first blades.
6. single rotor wheel mud continuous wave generator according to claim 4 is characterized in that evenly being fixed with on the fixed cover four first blades.
7. according to claim 1 or 2 or 3 described single rotor wheel mud continuous wave generators, it is characterized in that evenly being fixed with on the rotor wheel four second blades.
8. single rotor wheel mud continuous wave generator according to claim 4 is characterized in that evenly being fixed with on the rotor wheel four second blades.
9. single rotor wheel mud continuous wave generator according to claim 5 is characterized in that evenly being fixed with on the rotor wheel four second blades.
10. single rotor wheel mud continuous wave generator according to claim 6 is characterized in that evenly being fixed with on the rotor wheel four second blades.
CN2010201717790U 2010-04-27 2010-04-27 Single-rotor wheel mud continuous-wave generator Expired - Lifetime CN201650274U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201717790U CN201650274U (en) 2010-04-27 2010-04-27 Single-rotor wheel mud continuous-wave generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201717790U CN201650274U (en) 2010-04-27 2010-04-27 Single-rotor wheel mud continuous-wave generator

Publications (1)

Publication Number Publication Date
CN201650274U true CN201650274U (en) 2010-11-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010201717790U Expired - Lifetime CN201650274U (en) 2010-04-27 2010-04-27 Single-rotor wheel mud continuous-wave generator

Country Status (1)

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CN (1) CN201650274U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105257283A (en) * 2015-10-26 2016-01-20 中国石油集团西部钻探工程有限公司 Rotary mud continuous wave generator
CN106640059A (en) * 2015-10-30 2017-05-10 中石化石油工程技术服务有限公司 Continuous wave positive pulse generator driven by linear motor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105257283A (en) * 2015-10-26 2016-01-20 中国石油集团西部钻探工程有限公司 Rotary mud continuous wave generator
CN106640059A (en) * 2015-10-30 2017-05-10 中石化石油工程技术服务有限公司 Continuous wave positive pulse generator driven by linear motor

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Granted publication date: 20101124