CN106639898A - Line-passing screw drilling tool - Google Patents
Line-passing screw drilling tool Download PDFInfo
- Publication number
- CN106639898A CN106639898A CN201710004831.XA CN201710004831A CN106639898A CN 106639898 A CN106639898 A CN 106639898A CN 201710004831 A CN201710004831 A CN 201710004831A CN 106639898 A CN106639898 A CN 106639898A
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- Prior art keywords
- lost
- compensation
- assembly
- axle
- housing
- Prior art date
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- Granted
Links
- 238000005553 drilling Methods 0.000 title abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 81
- 238000006243 chemical reaction Methods 0.000 claims description 74
- 238000009434 installation Methods 0.000 claims description 69
- 230000001012 protector Effects 0.000 claims description 47
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000008054 signal transmission Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 230000007175 bidirectional communication Effects 0.000 abstract 1
- 210000002445 nipple Anatomy 0.000 description 9
- 238000005259 measurement Methods 0.000 description 8
- 238000013461 design Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000012546 transfer 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/003—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings with electrically conducting or insulating means
-
- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Geophysics (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention relates to a line-passing screw drilling tool comprising a driving assembly, a universal shaft assembly, a motor assembly and a falling-proof assembly which are arranged in sequence. The line-passing screw drilling tool has the advantages that (1), a complete line-passing connection of a screw from the upper end to the lower end is achieved; (2), the lower end of the screw can be connected with an independent measuring short section or module /well logging short section or module such as a near-bit geosteering measuring short section or rotating guiding system; (3), the power supply and signal bidirectional communication of instruments of the upper end and the lower end of the screw are achieved; (4), the centralized and uniform power supply through the upper end of the screw can be selected, so that the system structure is simplified; and (5), the measuring short section between a drill and the screw is shortened, and the well drilling risk is reduced.
Description
Technical field
Patent of the present invention is related to the line of crossing of down-hole helicoid hydraulic motor (also referred to as MTR) and connects solution technology, and in particular to one
Planted line helicoid hydraulic motor.Realize from the line of crossing completely of helicoid hydraulic motor top and bottom connecting, it is upper and lower across helicoid hydraulic motor so as to realize
The insertions such as the power supply at two ends, data-signal and instruction, screw rod lower end can connect independent measurement/well logging pipe nipple or module, such as
The data of near-bit geological orientation measurement pipe nipple or rotary steering system etc., the pipe nipple of connecting screw rod drilling tool lower end or module collection
The MWD (measurement while-drilling instrument) that line screw rod is transferred to screw rod upper end can be passed through, finally by corresponding drilling engineering parameter and ground
Matter measurement parameter is sent to ground.
Background technology
With directional well and extended reach well, proportion is increasing in petroleum exploration and development, and helicoid hydraulic motor is universal
For oil, natural gas, coal bed gas and mining construction, helicoid hydraulic motor it is main by top it is anti-lost with bypass assembly, motor assembly,
Universal drive shaft and bend connector assembly and drive assembly composition, because its unique design structure and operation principle, motor inner rotator
Changed by hydraulic energy by drilling fluid (also referred to as drilling mud), internal universal drive shaft and drive axis are driven, so as to drive brill
Head rotation.Rotor has certain eccentric motion, and the part that rotor is connected can occur up and down one according to the change of the pressure of the drill and moment of torsion
Determine the complexity of relative motion, internal flow and machinery, cause power supply or signal to cross line very big by helicoid hydraulic motor difficulty；So as to
The power supply that bottom instrument module cannot be realized is connected insertion with signal.
In the market portioned product is realized from the drilling of helicoid hydraulic motor shell body or side wall grooving and realizes that wire crosses line, then
Measuring circuit or sensor are installed on housing wall, are solved from upper end to the signal of screw rod lower body or electrical transfer, but
Fail to solve the thorough connection from helicoid hydraulic motor upper end to lower end.Product also is to install wireless sending out in screw rotor upper end
Penetrate, internal rotor is installed battery and powered, and measuring circuit and sensor are placed in screw rod main shaft, then by electric wire, by transmitter, electricity
Source couples together with measuring unit.
Existing market fails thoroughly to solve the problems, such as that helicoid hydraulic motor (also referred to as MTR) crosses line, the measurement of screw rod lower end connection
Instrument can not be transferred to the connection of helicoid hydraulic motor upper end power supply or data-signal by way of wired connection by helicoid hydraulic motor
Instrument.
The content of the invention
The purpose of the present invention is for deficiency of the prior art, it is proposed that a kind of brand-new, thoroughly solution, is realized
Helicoid hydraulic motor from top to down cross line (power supply and data wire) connection.
For achieving the above object, the invention discloses following technical scheme：
One kind crosses line helicoid hydraulic motor, including the drive assembly for setting gradually, universal axle assembly, motor assembly, anti-lost assembly：
Anti-lost assembly, including anti-lost housing, anti-lost axle and anti-lost nut, anti-lost housing connects with the stator case of motor assembly
Connect, anti-lost nut is arranged on anti-lost axle, anti-lost axle is arranged on anti-lost enclosure interior, anti-lost axle connects with the rotor of motor assembly
Connect；Anti-lost axle is provided with anti-lost axle endoporus；
Motor assembly, including stator case and rotor, rotor is arranged in stator case, stator case and universal axle assembly
Housing connection, rotor is connected with the universal drive shaft of universal axle assembly；Rotor is provided with rotor inner hole；
Universal axle assembly, including universal shaft housing and universal drive shaft, universal shaft housing with string bear box be connected, universal drive shaft and
The water cap connection of drive assembly；Universal drive shaft is provided with universal drive shaft endoporus；
Drive assembly, including string bear box, string bearing, main shaft, main shaft cross line protector and water cap, string bearing is socketed in
On main shaft, string bear box is arranged on outside string bearing, and water cap is socketed on main shaft, and main shaft crosses line protector in main shaft；
Water cap is provided with water cap endoporus；Main shaft is crossed line protector and is tightly connected with water cap endoporus, and main shaft crosses line protector and main shaft inwall
It is tightly connected；Main shaft crosses line protector and is provided with protector endoporus；Main shaft side wall is provided with areole, and areole connects with protector endoporus
It is logical；
Wherein, anti-lost axle, rotor, universal drive shaft, water cap and main shaft are connected as a single entity, anti-lost housing, stator case, universal axle housing
Body is connected as a single entity with string bear box；
Power supply and holding wire arrive again water cap endoporus through anti-lost axle endoporus, rotor inner hole, universal drive shaft endoporus, and Jing main shafts cross line
Protector endoporus enters areole and is finally connected with connection ring, realize measuring unit power, the normal transmission of signal and instruction.
Further, conversion compensation assembly, including passing spool, electric rotors, conducting stator, centralizer, compensation are additionally provided with
With electric installation and conversion compensation housing, compensate and electric installation is arranged on conversion and compensates in housing by centralizer, it is conductive to turn
Son is connected with conducting stator, and is together arranged in compensation and electric installation, and passing spool two ends turn respectively with anti-lost axle and conduction
Sub axially connection, is drilled with a cable-through hole in the middle of passing spool, power supply and holding wire behind string holes, compensation and electric installation inside,
By the via of centralizer, reach conversion compensation housing sidewall hole, so the conducting ring by conversion compensation housing end face with it is upper
The instrument connection at end.
Further, conversion compensation assembly, including passing spool, electric rotors, conducting stator, centralizer, compensation are additionally provided with
With electric installation and conversion compensation housing, compensate and electric installation is arranged on conversion and compensates in housing by centralizer, it is conductive to turn
Son is connected with conducting stator, and is together arranged in compensation and electric installation, and passing spool two ends turn respectively with anti-lost axle and conduction
Sub axially connection, is drilled with a cable-through hole in the middle of passing spool, power supply and holding wire behind string holes, compensation and electric installation inside,
Directly it is connected with the instrument of upper end by the centre bore of centralizer end face.
One kind crosses line helicoid hydraulic motor, including the drive assembly for setting gradually, universal axle assembly, motor assembly, anti-lost assembly：
Anti-lost assembly, including anti-lost housing, anti-lost axle and anti-lost nut, anti-lost housing connects with the stator case of motor assembly
Connect, anti-lost nut is arranged on anti-lost axle, anti-lost axle is arranged on anti-lost enclosure interior, anti-lost axle connects with the rotor of motor assembly
Connect；Anti-lost axle is provided with anti-lost axle endoporus；
Motor assembly, including stator case and rotor, rotor is arranged in stator case, stator case and universal axle assembly
Housing connection, rotor is connected with the universal drive shaft of universal axle assembly；Rotor is provided with rotor inner hole；
Universal axle assembly, including universal shaft housing and universal drive shaft, universal shaft housing with string bear box be connected, universal drive shaft and
The water cap connection of drive assembly；Universal drive shaft is provided with universal drive shaft endoporus；
Drive assembly, including string bear box, string bearing, main shaft, main shaft cross line protector and water cap, string bearing is socketed in
On main shaft, string bear box is arranged on outside string bearing, and water cap is socketed on main shaft, and main shaft crosses line protector in main shaft；
Water cap is provided with water cap endoporus；Main shaft is crossed line protector and is tightly connected with water cap endoporus；Main shaft crosses line protector and is provided with protector
Endoporus, hole centered on protector endoporus；
Wherein, anti-lost axle, rotor, universal drive shaft, water cap and main shaft are connected as a single entity, anti-lost housing, stator case, universal axle housing
Body is connected as a single entity with string bear box；
Power supply and holding wire arrive again water cap endoporus through anti-lost axle endoporus, rotor inner hole, universal drive shaft endoporus, and Jing main shafts cross line
Protector endoporus is directly connected from the central position with following measuring unit, realize measuring unit power, signal and instruction just
Often transmission.
Further, conversion compensation assembly, including passing spool, electric rotors, conducting stator, centralizer, compensation are additionally provided with
With electric installation and conversion compensation housing, compensate and electric installation is arranged on conversion and compensates in housing by centralizer, it is conductive to turn
Son is connected with conducting stator, and is together arranged in compensation and electric installation, and passing spool two ends turn respectively with anti-lost axle and conduction
Sub axially connection, is drilled with a cable-through hole in the middle of passing spool, power supply and holding wire behind string holes, compensation and electric installation inside,
By the via of centralizer, reach conversion compensation housing sidewall hole, so the conducting ring by conversion compensation housing end face with it is upper
The instrument connection at end.
Further, conversion compensation assembly, including passing spool, electric rotors, conducting stator, centralizer, compensation are additionally provided with
With electric installation and conversion compensation housing, compensate and electric installation is arranged on conversion and compensates in housing by centralizer, it is conductive to turn
Son is connected with conducting stator, and is together arranged in compensation and electric installation, and passing spool two ends turn respectively with anti-lost axle and conduction
Sub axially connection, is drilled with a cable-through hole in the middle of passing spool, power supply and holding wire behind string holes, compensation and electric installation inside,
Directly it is connected with the instrument of upper end by the centre bore of centralizer end face.
One kind crosses line helicoid hydraulic motor, including the drive assembly for setting gradually, universal axle assembly, motor assembly, anti-lost assembly：
Anti-lost assembly, including anti-lost housing, anti-lost axle and anti-lost nut, anti-lost housing connects with the stator case of motor assembly
Connect, anti-lost nut is arranged on anti-lost axle, anti-lost axle is arranged on anti-lost enclosure interior, anti-lost axle connects with the rotor of motor assembly
Connect；Anti-lost axle is provided with anti-lost axle endoporus；
Motor assembly, including stator case and rotor, rotor is arranged in stator case, stator case and universal axle assembly
Housing connection, rotor is connected with the universal drive shaft of universal axle assembly；Rotor is provided with rotor inner hole；
Universal axle assembly, including universal shaft housing and universal drive shaft, universal shaft housing with string bear box be connected, universal drive shaft and
The water cap connection of drive assembly；Universal drive shaft is provided with universal drive shaft endoporus；
Drive assembly, including string bear box, string bearing, main shaft, main shaft cross line protector and water cap, string bearing is socketed in
On main shaft, string bear box is arranged on outside string bearing, and water cap is socketed on main shaft；Water cap is provided with water cap endoporus, water cap endoporus
Extend to water cap side wall；Main shaft end face is provided with main shaft end face inner bore, and main shaft end face inner bore is connected with water cap endoporus；
Wherein, anti-lost axle, rotor, universal drive shaft, water cap and main shaft are connected as a single entity, anti-lost housing, stator case, universal axle housing
Body is connected as a single entity with string bear box；
Power supply and holding wire arrive again water cap endoporus, Jing main shaft end faces through anti-lost axle endoporus, rotor inner hole, universal drive shaft endoporus
Endoporus simultaneously eventually arrives at main shaft lower surface and is connected with connection ring, and then is connected with following measuring unit, realizes that measuring unit is supplied
The normal transmission of electricity, signal and instruction.
Further, conversion compensation assembly, including passing spool, electric rotors, conducting stator, centralizer, compensation are additionally provided with
With electric installation and conversion compensation housing, compensate and electric installation is arranged on conversion and compensates in housing by centralizer, it is conductive to turn
Son is connected with conducting stator, and is together arranged in compensation and electric installation, and passing spool two ends turn respectively with anti-lost axle and conduction
Sub axially connection, is drilled with a cable-through hole in the middle of passing spool, power supply and holding wire behind string holes, compensation and electric installation inside,
By the via of centralizer, reach conversion compensation housing sidewall hole, so the conducting ring by conversion compensation housing end face with it is upper
The instrument connection at end.
Further, conversion compensation assembly, including passing spool, electric rotors, conducting stator, centralizer, compensation are additionally provided with
With electric installation and conversion compensation housing, compensate and electric installation is arranged on conversion and compensates in housing by centralizer, it is conductive to turn
Son is connected with conducting stator, and is together arranged in compensation and electric installation, and passing spool two ends turn respectively with anti-lost axle and conduction
Sub axially connection, is drilled with a cable-through hole in the middle of passing spool, power supply and holding wire behind string holes, compensation and electric installation inside,
Directly it is connected with the instrument of upper end by the centre bore of centralizer end face.
One kind disclosed by the invention crosses line helicoid hydraulic motor, has the advantages that：
1) realize screw rod line of crossing completely from top to bottom to connect；
2) screw rod lower end can connect independent measurement/well logging pipe nipple or module, such as near-bit geological orientation measurement pipe nipple
Or rotary steering system etc.；
3) power supply and signal two-way communication of screw rod top and bottom instrument are realized；
4) may be selected, by the centralized unified power supply in upper end, to simplify system architecture；
5) length that pipe nipple is measured between drill bit and screw rod is shortened, drilling risk is reduced.
Description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention 1,
Fig. 2 is a kind of structural representation of drive assembly in embodiment,
Fig. 3 is the structural representation of drive assembly in another kind of embodiment,
Fig. 4 is the structural representation of drive assembly in another kind of embodiment,
Fig. 5 is a kind of structural representation of conversion compensation assembly in embodiment,
Fig. 6 is the structural representation of conversion compensation assembly in another kind of embodiment.
Specific embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described enforcement
Example is only a part of embodiment of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model of present invention protection
Enclose.
The core of the present invention is to provide a kind of brand-new, thoroughly solution, realizes helicoid hydraulic motor mistake from top to down
Line (power supply and data wire) connects.
Embodiment 1
As shown in Figure 1, Figure 2, it is a kind of to cross line helicoid hydraulic motor, including the drive assembly 100, universal axle assembly 200, horse that set gradually
Up to assembly 300, anti-lost assembly 400：
Anti-lost assembly 400, including anti-lost housing 4004, anti-lost axle 4001 and anti-lost nut 4002, anti-lost housing 4004 with
The stator case 3001 of motor assembly 300 connects, and anti-lost nut 4002 is arranged on anti-lost axle 4001, and anti-lost axle 4001 is arranged on
Inside anti-lost housing 4004, anti-lost axle 4001 is connected 3002 with the rotor of motor assembly 300；Anti-lost axle 4001 is provided with anti-lost axle
Endoporus；
Motor assembly 300, including stator case 3001 and rotor 3002, rotor 3002 is arranged in stator case 3001,
Stator case 3001 is connected with the housing 2001 of universal axle assembly 200, and rotor 3002 connects with the universal drive shaft 2002 of universal axle assembly
Connect；Rotor 3002 is provided with rotor inner hole；
Universal axle assembly 200, including universal shaft housing 2001 and universal drive shaft 2002, universal shaft housing 2001 and string cartridge housing
Body 1002 connects, and universal drive shaft 2002 is connected with water cap 1005-01 of drive assembly 100；Universal drive shaft 2002 is provided with universal drive shaft
Hole；
Drive assembly 100, including string bear box 1002, string bearing 1001, main shaft 1004-01, main shaft cross line protector
1003-01 and water cap 1005-01, string bearing 1001 is socketed on main shaft 1004-01, and string bear box 1002 is arranged on string bearing
Outside 1001, water cap 1005-01 is socketed on main shaft 1004-01, and main shaft crosses line protector 1003-01 installed in main shaft 1004-01
It is interior；Water cap 1005-01 is provided with water cap endoporus；Main shaft is crossed line protector 1003-01 and is tightly connected with water cap endoporus, and main shaft crosses line
Protector 1003-01 is connected with main shaft inner wall sealing；Main shaft crosses line protector 1003-01 and is provided with protector endoporus；Main shaft 1004-
01 side wall is provided with areole, and areole is connected with protector endoporus；
Wherein, anti-lost axle 4001, rotor 3002, universal drive shaft 2002, water cap 1005-01 and main shaft 1003-02 are connected as a single entity,
Anti-lost housing 4004, stator case 3001, universal shaft housing 2001 are connected as a single entity with string bear box 1002；
Power supply and holding wire arrive again water cap endoporus through anti-lost axle endoporus, rotor inner hole, universal drive shaft endoporus, and Jing main shafts cross line
Protector endoporus enters areole and is finally connected with connection ring, realize measuring unit power, the normal transmission of signal and instruction.
Embodiment 2
Such as Fig. 5, in the present embodiment, conversion compensation assembly 500, including passing spool are additionally provided with the basis of embodiment 1
5001-01, electric rotors 5002-01, conducting stator 5003-01, centralizer 5004-01, compensation with electric installation 5005-01 and
Conversion compensation housing 5006-01, compensation is arranged on conversion compensation housing with electric installation 5005-01 by centralizer 5004-01
In 5006-01, electric rotors 5002-01 is connected with conducting stator 5003-01, and is together arranged on compensation and electric installation
In 5005-01, passing spool 5001-01 two ends are axially connected respectively with anti-lost axle 4001 and electric rotors 5002-01, passing spool
A cable-through hole is drilled with the middle of 5001-01, power supply and holding wire pass through behind string holes, compensation and electric installation 5005-01 inside
The via of centralizer 5004-01, reaches conversion compensation housing 5006-01 areoles, and then by conversion compensation housing 5006-01
The conducting ring of end face is connected with the instrument of upper end.
Embodiment 3
Such as Fig. 6, in the present embodiment, conversion compensation assembly 500, including passing spool are additionally provided with the basis of embodiment 1
5001-01, electric rotors 5002-01, conducting stator 5003-01, centralizer 5004-01, compensation with electric installation 5005-01 and
Conversion compensation housing 5006-01, compensation is arranged on conversion compensation housing with electric installation 5005-01 by centralizer 5004-01
In 5006-01, electric rotors 5002-01 is connected with conducting stator 5003-01, and is together arranged on compensation and electric installation
In 5005-01, passing spool 5001-01 two ends are axially connected respectively with anti-lost axle 4001 and electric rotors 5002-01, passing spool
Be drilled with a cable-through hole in the middle of 5001-01, power supply and holding wire behind string holes, compensation and electric installation 5005-01 inside, directly
It is connected with the instrument of upper end by the centre bore of centralizer 5004-01 end faces.
Embodiment 4
Such as Fig. 3, one kind crosses line helicoid hydraulic motor, total including the drive assembly 100, universal axle assembly 200, motor for setting gradually
Into 300, anti-lost assembly 400：
Anti-lost assembly 400, including anti-lost housing 4004, anti-lost axle 4001 and anti-lost nut 4002, anti-lost housing 4004 with
The stator case 3001 of motor assembly 300 connects, and anti-lost nut 4002 is arranged on anti-lost axle 4001, and anti-lost axle 4001 is arranged on
Inside anti-lost housing 4004, anti-lost axle 4001 is connected with the rotor of motor assembly 300；Anti-lost axle 4001 is provided with anti-lost axle
Hole；
Motor assembly 300, including stator case 3001 and rotor 3002, rotor 3002 is arranged in stator case 3001,
Stator case 3001 is connected with the housing 2001 of universal axle assembly 200, and rotor 3002 connects with the universal drive shaft 2002 of universal axle assembly
Connect；Rotor 3002 is provided with rotor inner hole；
Universal axle assembly 200, including universal shaft housing 2001 and universal drive shaft 2002, universal shaft housing 2001 and string cartridge housing
Body 1002 connects, and universal drive shaft 2002 is connected with water cap 1005-01 of drive assembly 100；Universal drive shaft 2002 is provided with universal drive shaft
Hole；
Drive assembly 100, including string bear box 1002, string bearing 1001, main shaft 1004-02, main shaft cross line protector
1003-02 and water cap 1005-02, string bearing 1001 is socketed on main shaft 1004-02, and string bear box 1002 is arranged on string bearing
Outside 1001, water cap 1005-02 is socketed on main shaft 1003-02, and main shaft crosses line protector 1003-02 installed in main shaft 1003-02
It is interior；Water cap 1005-02 is provided with water cap endoporus；Main shaft is crossed line protector 1003-02 and is tightly connected with water cap endoporus；Main shaft crosses line
Protector 1003-02 is provided with protector endoporus, hole centered on protector endoporus；
Wherein, anti-lost axle 4001, rotor 3002, universal drive shaft 2002, water cap 1005-01 and main shaft 1004-02 are connected as a single entity,
Anti-lost housing 4004, stator case 3001, universal shaft housing 2001 are connected as a single entity with string bear box 1002；
Power supply and holding wire arrive again water cap endoporus through anti-lost axle endoporus, rotor inner hole, universal drive shaft endoporus, and Jing main shafts cross line
Protector endoporus is directly connected from the central position with following measuring unit, realize measuring unit power, signal and instruction just
Often transmission.
Embodiment 5
Such as Fig. 5, in the present embodiment, conversion compensation assembly 500, including passing spool are additionally provided with the basis of embodiment 4
5001-01, electric rotors 5002-01, conducting stator 5003-01, centralizer 5004-01, compensation with electric installation 5005-01 and
Conversion compensation housing 5006-01, compensation is arranged on conversion compensation housing with electric installation 5005-01 by centralizer 5004-01
In 5006-01, electric rotors 5002-01 is connected with conducting stator 5003-01, and is together arranged on compensation and electric installation
In 5005-01, passing spool 5001-01 two ends are axially connected respectively with anti-lost axle 4001 and electric rotors 5002-01, passing spool
A cable-through hole is drilled with the middle of 5001-01, power supply and holding wire pass through behind string holes, compensation and electric installation 5005-01 inside
The via of centralizer 5004-01, reaches conversion compensation housing 5006-01 areoles, and then by conversion compensation housing 5006-01
The conducting ring of end face is connected with the instrument of upper end.
Embodiment 6
Such as Fig. 6, in the present embodiment, conversion compensation assembly 500, including passing spool are additionally provided with the basis of embodiment 4
5001-01, electric rotors 5002-01, conducting stator 5003-01, centralizer 5004-01, compensation with electric installation 5005-01 and
Conversion compensation housing 5006-01, compensation is arranged on conversion compensation housing with electric installation 5005-01 by centralizer 5004-01
In 5006-01, electric rotors 5002-01 is connected with conducting stator 5003-01, and is together arranged on compensation and electric installation
In 5005-01, passing spool 5001-01 two ends are axially connected respectively with anti-lost axle 4001 and electric rotors 5002-01, passing spool
Be drilled with a cable-through hole in the middle of 5001-01, power supply and holding wire behind string holes, compensation and electric installation 5005-01 inside, directly
It is connected with the instrument of upper end by the centre bore of centralizer 5004-01 end faces.
Embodiment 7
Such as Fig. 4, one kind crosses line helicoid hydraulic motor, total including the drive assembly 100, universal axle assembly 200, motor for setting gradually
Into 300, anti-lost assembly 400：
Anti-lost assembly 400, including anti-lost housing 4004, anti-lost axle 4001 and anti-lost nut 4002, anti-lost housing 4004 with
The stator case 3001 of motor assembly 300 connects, and anti-lost nut 4002 is arranged on anti-lost axle 4001, and anti-lost axle 4001 is arranged on
Inside anti-lost housing 4004, anti-lost axle 4001 is connected 3002 with the rotor of motor assembly 300；Anti-lost axle 4001 is provided with anti-lost axle
Endoporus；
Motor assembly 300, including stator case 3001 and rotor 3002, rotor 3002 is arranged in stator case 3001,
Stator case 3001 is connected with the housing 2001 of universal axle assembly 200, and rotor 3002 connects with the universal drive shaft 2002 of universal axle assembly
Connect；Rotor 3002 is provided with rotor inner hole；
Universal axle assembly 200, including universal shaft housing 2001 and universal drive shaft 2002, universal shaft housing 2001 and string cartridge housing
Body 1002 connects, and universal drive shaft 2002 is connected with water cap 1005-01 of drive assembly 100；Universal drive shaft 2002 is provided with universal drive shaft
Hole；
Drive assembly 100, including string bear box 1002, string bearing 1001, main shaft 1004-03, main shaft cross line protector
1003-03 and water cap 1005-03, string bearing 1001 is socketed on main shaft 1004-03, and string bear box 1002 is arranged on string bearing
Outside 1001, water cap 1005-03 is socketed on main shaft 1004-03；Water cap 1005-03 is provided with water cap endoporus, and water cap endoporus extends
To water cap side wall；Main shaft end face is provided with main shaft end face inner bore, and main shaft end face inner bore is connected with water cap endoporus；
Wherein, anti-lost axle 4001, rotor 3002, universal drive shaft 2002, water cap 1005-01 and main shaft 1003-02 are connected as a single entity,
Anti-lost housing 4004, stator case 3001, universal shaft housing 2001 are connected as a single entity with string bear box 1002；
Power supply and holding wire arrive again water cap endoporus, Jing main shaft end faces through anti-lost axle endoporus, rotor inner hole, universal drive shaft endoporus
Endoporus simultaneously eventually arrives at main shaft lower surface and is connected with connection ring, and then is connected with following measuring unit, realizes that measuring unit is supplied
The normal transmission of electricity, signal and instruction.
Embodiment 8
Such as Fig. 5, in the present embodiment, conversion compensation assembly 500, including passing spool are additionally provided with the basis of embodiment 7
5001-01, electric rotors 5002-01, conducting stator 5003-01, centralizer 5004-01, compensation with electric installation 5005-01 and
Conversion compensation housing 5006-01, compensation is arranged on conversion compensation housing with electric installation 5005-01 by centralizer 5004-01
In 5006-01, electric rotors 5002-01 is connected with conducting stator 5003-01, and is together arranged on compensation and electric installation
In 5005-01, passing spool 5001-01 two ends are axially connected respectively with anti-lost axle 4001 and electric rotors 5002-01, passing spool
A cable-through hole is drilled with the middle of 5001-01, power supply and holding wire pass through behind string holes, compensation and electric installation 5005-01 inside
The via of centralizer 5004-01, reaches conversion compensation housing 5006-01 areoles, and then by conversion compensation housing 5006-01
The conducting ring of end face is connected with the instrument of upper end.
Embodiment 9
Such as Fig. 6, in the present embodiment, conversion compensation assembly 500, including passing spool are additionally provided with the basis of embodiment 7
5001-01, electric rotors 5002-01, conducting stator 5003-01, centralizer 5004-01, compensation with electric installation 5005-01 and
Conversion compensation housing 5006-01, compensation is arranged on conversion compensation housing with electric installation 5005-01 by centralizer 5004-01
In 5006-01, electric rotors 5002-01 is connected with conducting stator 5003-01, and is together arranged on compensation and electric installation
In 5005-01, passing spool 5001-01 two ends are axially connected respectively with anti-lost axle 4001 and electric rotors 5002-01, passing spool
Be drilled with a cable-through hole in the middle of 5001-01, power supply and holding wire behind string holes, compensation and electric installation 5005-01 inside, directly
It is connected with the instrument of upper end by the centre bore of centralizer 5004-01 end faces.
The helicoid hydraulic motor of the present invention crosses line connection for complete from top to bottom, and helicoid hydraulic motor lower end can be realized connecting other
Instrument pipe nipple such as other any independent device for subsurface measuring such as nearly drill bit measurement pipe nipple, rotary steering system, and realize power supply and
The helicoid hydraulic motor of crossing of signal is transmitted.
The electric rotors 5002-01 in conversion compensation assembly 500 and conducting stator 5003-01 in the present invention occurs relative
Rotation, electric data signal is by the connecting shaft and anti-lost axle inside compensation and electric installation 5005-01 and anti-lost housing 4004
Heart hole is connected, centre bore inner conductors by the rotor bore inside motor assembly 300, universal axle assembly 200 inside
Universal drive shaft endoporus and then by water cap endoporus, then reaches end and realizes finally from three sections to lower end by drive assembly 100
Thoroughly connection.Electric rotors 5002-01 is connected with passing spool 5001-01, is drilled with the middle of passing spool 5001-01 with cable-through hole, it
It is connected with anti-lost axle 4001 and electric rotors 5002-01, because rotor 3002 is in rotary motion, it may occur that transversely (circumference
On face) bias, passing spool 5001-01 using with certain flexibility composite material, passing spool 5001-01 by conduction
After rotor 5002-01 connections, compensation adopts Hardmetal materials with electric installation 5005-01 inside, and eccentric motion is forced to become
Concentrically move.
The present invention described line from helicoid hydraulic motor upper end (i.e. anti-lost tip side) to the embodiment of helicoid hydraulic motor lower end,
It is a cable to cross line, and power supply, data or signal realize insertion by the cable, and screw rod upper/lower terminal can connect independence
Apparatus elements, realize being bi-directionally connected and communication for the signal such as upper and lower together power supply, data and instruction.Will according to the design of system
Ask, can be single-core line or split conductor as the cable of line excessively.
Drive assembly part, because design itself and bearing wear, under different the pressure of the drill or formation influence, main shaft 1003-
01 with external shell certain relative motion up and down can occur, be also play, the play can drive coupled inside its
His part, including connecting shaft can also occur relative play；Because internal links the top compensation with electric installation 5005-01 with
Conversion compensation housing 5006-01 is integrally fixed at together, therebetween without any relative motion, in electric rotors 5002-01
Interior employing double layer design, including an overcoat and interior axle, realize electric rotors 5002-01 length changes within the specific limits,
Become a kind of scalable pipe nipple, compensation is because the relative displacement of the upper and lower play generations of main shaft 1003-01.
There are connected power supply and signal to cross line in electric rotors 5002-01, cross line and electric rotors 5002-01 mono-
Rotation is played, line is crossed and is connected with a spring leaf or brush, the conducting ring phase inside spring leaf/brush and conducting stator 5003-01
Place is met, conducting stator 5003-01 is fixed together with centralizer 5004-01, therefore there is relative motion, rotation with stator in rotor
Spring leaf/brush by conducting ring realize power supply, semaphore instruction two-way communication.
Anti-lost assembly 400 in the present invention is used to prevent because helicoid hydraulic motor falls well risk after lower drilling tool fracture, it is to avoid
Scaring accident.Motor assembly 300 mainly includes stator case 3001 and rotor 3002, and mud is pushed through surface mud pump pressure
Dynamic, through stator interior rubber and the gap of rotor, into mechanical kinetic energy, there is phase in rotor to the hydraulic conversion of mud with stator rubber
To rotary motion.The universal shaft housing 2001 of universal axle assembly 200 is angle adjustable or fixed angle curved housing (straight well operation
In also can use straight housing) angle of housing needs to be adjusted to corresponding camber to meet the construction track requirements of orientation well operations, ten thousand
The communicating sports for being converted to bottom are moved to axle 2002 for the decentraction for conducting motor rotor.The water cap of drive assembly 100
Most of shunting body is diverted to spindle hole by 1005-01, then is flowed to lower tool endoporus and eventually arrived at drill bit, and bearing is used
In axial direction and radial stress is born, main shaft is used for transmitting torque and forms slurry channel.The Main Function of water cap 1005-01 be by
Mud runner is gone to spindle hole by top mud by its tap hole, because being full of mud in spindle hole, wire is needed
To isolate with outside mud.It is to protect wire not contact with outside mud medium that main shaft crosses line protector 1003-01 mono-, it is ensured that
The connectedness of wire, two is using Anti-erosion corrosion-resistant material, it is ensured that its working life.
The above is only the preferred embodiment of the present invention, rather than a limitation；Although it should be pointed out that with reference to above-mentioned each
Embodiment has been described in detail to the present invention, it will be understood by those within the art that, it still can be to above-mentioned each
Technical scheme described in embodiment is modified, or carries out equivalent to which part or all technical characteristic；And this
A little modifications and replacement, do not make the scope of the essence disengaging various embodiments of the present invention technical scheme of corresponding technical scheme.
Claims (9)
1. it is a kind of to cross line helicoid hydraulic motor, it is characterised in that including the drive assembly for setting gradually, universal axle assembly, motor assembly,
Anti-lost assembly：
Anti-lost assembly, including anti-lost housing, anti-lost axle and anti-lost nut, anti-lost housing is connected with the stator case of motor assembly,
Anti-lost nut is arranged on anti-lost axle, and anti-lost axle is arranged on anti-lost enclosure interior, and anti-lost axle is connected with the rotor of motor assembly；It is anti-
Fall axle and be provided with anti-lost axle endoporus；
Motor assembly, including stator case and rotor, rotor is arranged in stator case, the shell of stator case and universal axle assembly
Body connects, and rotor is connected with the universal drive shaft of universal axle assembly；Rotor is provided with rotor inner hole；
Universal axle assembly, including universal shaft housing and universal drive shaft, universal shaft housing with string bear box be connected, universal drive shaft be driven
The water cap connection of assembly；Universal drive shaft is provided with universal drive shaft endoporus；
Drive assembly, including string bear box, string bearing, main shaft, main shaft cross line protector and water cap, string bearing is socketed in main shaft
On, string bear box is arranged on outside string bearing, and water cap is socketed on main shaft, and main shaft crosses line protector in main shaft；Water cap
It is provided with water cap endoporus；Main shaft is crossed line protector and is tightly connected with water cap endoporus, and main shaft crosses line protector and main shaft inner wall sealing
Connection；Main shaft crosses line protector and is provided with protector endoporus；Main shaft side wall is provided with areole, and areole is connected with protector endoporus；
Wherein, anti-lost axle, rotor, universal drive shaft, water cap and main shaft are connected as a single entity, anti-lost housing, stator case, universal shaft housing with
String bear box is connected as a single entity；
Power supply and holding wire arrive again water cap endoporus through anti-lost axle endoporus, rotor inner hole, universal drive shaft endoporus, and Jing main shafts cross line protection
Device endoporus enters areole and is finally connected with connection ring, realize measuring unit power, the normal transmission of signal and instruction.
2. one kind according to claim 1 crosses line helicoid hydraulic motor, it is characterised in that be additionally provided with conversion compensation assembly, including
Passing spool, electric rotors, conducting stator, centralizer, compensation and electric installation and conversion compensation housing, compensation is led to electric installation
Cross centralizer to be arranged in conversion compensation housing, electric rotors are connected with conducting stator, and be together arranged on compensation with conductive dress
In putting, passing spool two ends are axially connected respectively with anti-lost axle and electric rotors, and a cable-through hole, power supply and letter are drilled with the middle of passing spool
Number line, by the via of centralizer, reaches conversion compensation housing sidewall hole behind string holes, compensation and electric installation inside, enters
And the conducting ring for passing through to change compensation housing end face is connected with the instrument of upper end.
3. one kind according to claim 1 crosses line helicoid hydraulic motor, it is characterised in that be additionally provided with conversion compensation assembly, including
Passing spool, electric rotors, conducting stator, centralizer, compensation and electric installation and conversion compensation housing, compensation is led to electric installation
Cross centralizer to be arranged in conversion compensation housing, electric rotors are connected with conducting stator, and be together arranged on compensation with conductive dress
In putting, passing spool two ends are axially connected respectively with anti-lost axle and electric rotors, and a cable-through hole, power supply and letter are drilled with the middle of passing spool
Behind string holes, compensation and electric installation inside, the centre bore for directly passing through centralizer end face is connected with the instrument of upper end for number line.
4. it is a kind of to cross line helicoid hydraulic motor, it is characterised in that including the drive assembly for setting gradually, universal axle assembly, motor assembly,
Anti-lost assembly：
Anti-lost assembly, including anti-lost housing, anti-lost axle and anti-lost nut, anti-lost housing is connected with the stator case of motor assembly,
Anti-lost nut is arranged on anti-lost axle, and anti-lost axle is arranged on anti-lost enclosure interior, and anti-lost axle is connected with the rotor of motor assembly；It is anti-
Fall axle and be provided with anti-lost axle endoporus；
Motor assembly, including stator case and rotor, rotor is arranged in stator case, the shell of stator case and universal axle assembly
Body connects, and rotor is connected with the universal drive shaft of universal axle assembly；Rotor is provided with rotor inner hole；
Universal axle assembly, including universal shaft housing and universal drive shaft, universal shaft housing with string bear box be connected, universal drive shaft be driven
The water cap connection of assembly；Universal drive shaft is provided with universal drive shaft endoporus；
Drive assembly, including string bear box, string bearing, main shaft, main shaft cross line protector and water cap, string bearing is socketed in main shaft
On, string bear box is arranged on outside string bearing, and water cap is socketed on main shaft, and main shaft crosses line protector in main shaft；Water cap
It is provided with water cap endoporus；Main shaft is crossed line protector and is tightly connected with water cap endoporus；Main shaft crosses line protector and is provided with protector endoporus,
Hole centered on protector endoporus；
Wherein, anti-lost axle, rotor, universal drive shaft, water cap and main shaft are connected as a single entity, anti-lost housing, stator case, universal shaft housing with
String bear box is connected as a single entity；
Power supply and holding wire arrive again water cap endoporus through anti-lost axle endoporus, rotor inner hole, universal drive shaft endoporus, and Jing main shafts cross line protection
Device endoporus is directly connected from the central position with following measuring unit, realize measuring unit power, the normal biography of signal and instruction
It is defeated.
5. one kind according to claim 4 crosses line helicoid hydraulic motor, it is characterised in that be additionally provided with conversion compensation assembly, including
Passing spool, electric rotors, conducting stator, centralizer, compensation and electric installation and conversion compensation housing, compensation is led to electric installation
Cross centralizer to be arranged in conversion compensation housing, electric rotors are connected with conducting stator, and be together arranged on compensation with conductive dress
In putting, passing spool two ends are axially connected respectively with anti-lost axle and electric rotors, and a cable-through hole, power supply and letter are drilled with the middle of passing spool
Number line, by the via of centralizer, reaches conversion compensation housing sidewall hole behind string holes, compensation and electric installation inside, enters
And the conducting ring for passing through to change compensation housing end face is connected with the instrument of upper end.
6. one kind according to claim 4 crosses line helicoid hydraulic motor, it is characterised in that be additionally provided with conversion compensation assembly, including
Passing spool, electric rotors, conducting stator, centralizer, compensation and electric installation and conversion compensation housing, compensation is led to electric installation
Cross centralizer to be arranged in conversion compensation housing, electric rotors are connected with conducting stator, and be together arranged on compensation with conductive dress
In putting, passing spool two ends are axially connected respectively with anti-lost axle and electric rotors, and a cable-through hole, power supply and letter are drilled with the middle of passing spool
Behind string holes, compensation and electric installation inside, the centre bore for directly passing through centralizer end face is connected with the instrument of upper end for number line.
7. it is a kind of to cross line helicoid hydraulic motor, it is characterised in that including the drive assembly for setting gradually, universal axle assembly, motor assembly,
Anti-lost assembly：
Anti-lost assembly, including anti-lost housing, anti-lost axle and anti-lost nut, anti-lost housing is connected with the stator case of motor assembly,
Anti-lost nut is arranged on anti-lost axle, and anti-lost axle is arranged on anti-lost enclosure interior, and anti-lost axle is connected with the rotor of motor assembly；It is anti-
Fall axle and be provided with anti-lost axle endoporus；
Motor assembly, including stator case and rotor, rotor is arranged in stator case, the shell of stator case and universal axle assembly
Body connects, and rotor is connected with the universal drive shaft of universal axle assembly；Rotor is provided with rotor inner hole；
Universal axle assembly, including universal shaft housing and universal drive shaft, universal shaft housing with string bear box be connected, universal drive shaft be driven
The water cap connection of assembly；Universal drive shaft is provided with universal drive shaft endoporus；
Drive assembly, including string bear box, string bearing, main shaft, main shaft cross line protector and water cap, string bearing is socketed in main shaft
On, string bear box is arranged on outside string bearing, and water cap is socketed on main shaft；Water cap is provided with water cap endoporus, and water cap endoporus extends
To water cap side wall；Main shaft end face is provided with main shaft end face inner bore, and main shaft end face inner bore is connected with water cap endoporus；
Wherein, anti-lost axle, rotor, universal drive shaft, water cap and main shaft are connected as a single entity, anti-lost housing, stator case, universal shaft housing with
String bear box is connected as a single entity；
Power supply and holding wire arrive again water cap endoporus, Jing main shaft end face inner bores through anti-lost axle endoporus, rotor inner hole, universal drive shaft endoporus
And eventually arrive at main shaft lower surface and be connected with connection ring, and then be connected with following measuring unit, realize that measuring unit is powered, believed
Number and instruction normal transmission.
8. one kind according to claim 7 crosses line helicoid hydraulic motor, it is characterised in that be additionally provided with conversion compensation assembly, including
Passing spool, electric rotors, conducting stator, centralizer, compensation and electric installation and conversion compensation housing, compensation is led to electric installation
Cross centralizer to be arranged in conversion compensation housing, electric rotors are connected with conducting stator, and be together arranged on compensation with conductive dress
In putting, passing spool two ends are axially connected respectively with anti-lost axle and electric rotors, and a cable-through hole, power supply and letter are drilled with the middle of passing spool
Number line, by the via of centralizer, reaches conversion compensation housing sidewall hole behind string holes, compensation and electric installation inside, enters
And the conducting ring for passing through to change compensation housing end face is connected with the instrument of upper end.
9. one kind according to claim 7 crosses line helicoid hydraulic motor, it is characterised in that be additionally provided with conversion compensation assembly, including
Passing spool, electric rotors, conducting stator, centralizer, compensation and electric installation and conversion compensation housing, compensation is led to electric installation
Cross centralizer to be arranged in conversion compensation housing, electric rotors are connected with conducting stator, and be together arranged on compensation with conductive dress
In putting, passing spool two ends are axially connected respectively with anti-lost axle and electric rotors, and a cable-through hole, power supply and letter are drilled with the middle of passing spool
Behind string holes, compensation and electric installation inside, the centre bore for directly passing through centralizer end face is connected with the instrument of upper end for number line.
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| CN201710004831.XA CN106639898B (en) | 2017-01-04 | 2017-01-04 | It is a kind of to cross line helicoid hydraulic motor |
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| CN201710004831.XA CN106639898B (en) | 2017-01-04 | 2017-01-04 | It is a kind of to cross line helicoid hydraulic motor |
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| CN106639898B CN106639898B (en) | 2019-05-24 |
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| CN112653284A (en) * | 2020-11-30 | 2021-04-13 | 中国石油天然气集团有限公司 | Separated type wire passing motor conversion offset assembly and electric signal transmission method |
| CN112653284B (en) * | 2020-11-30 | 2021-12-17 | 中国石油天然气集团有限公司 | Separated type wire passing motor conversion offset assembly and electric signal transmission method |
| CN112576182B (en) * | 2020-11-30 | 2022-04-12 | 中国石油天然气集团有限公司 | Wire passing motor drilling tool |
| CN112523682B (en) * | 2020-11-30 | 2022-07-19 | 中国石油天然气集团有限公司 | Thread-passing screw drill and thread-passing method |
| CN112523680B (en) * | 2020-11-30 | 2022-07-19 | 中国石油天然气集团有限公司 | Motor rotor axial vibration compensation mechanism and central wire passing method |
| CN112523680A (en) * | 2020-11-30 | 2021-03-19 | 中国石油天然气集团有限公司 | Motor rotor axial vibration compensation mechanism and central wire passing method |
| CN113882798A (en) * | 2021-10-29 | 2022-01-04 | 奥瑞拓能源科技股份有限公司 | Module motor |
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| CN106639898B (en) | 2019-05-24 |
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