CN110486211A - A kind of underground high-power turbogenerator - Google Patents
A kind of underground high-power turbogenerator Download PDFInfo
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- CN110486211A CN110486211A CN201910903946.1A CN201910903946A CN110486211A CN 110486211 A CN110486211 A CN 110486211A CN 201910903946 A CN201910903946 A CN 201910903946A CN 110486211 A CN110486211 A CN 110486211A
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- power
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 76
- 239000010959 steel Substances 0.000 claims abstract description 76
- 238000009434 installation Methods 0.000 claims abstract description 35
- 238000009924 canning Methods 0.000 claims abstract description 24
- 238000010248 power generation Methods 0.000 claims description 6
- 230000005674 electromagnetic induction Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/02—Casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/02—Adaptations for drilling wells
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
- H02K49/104—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element
- H02K49/106—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element with a radial air gap
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0085—Adaptations of electric power generating means for use in boreholes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The present invention provides a kind of underground high-power turbogenerator, structure is simple, reliable performance, power are high.It includes canning, turbine rotation device, power generator, the inner cavity of the canning is specially power generator installation cavity, the power generator specifically includes armature spindle, field frame assembly, the region ring corresponding to the field frame assembly of the armature spindle is furnished with the first magnetic steel structure, the region ring that the armature spindle corresponds to the power generator installation cavity of the turbine rotation device is furnished with the second magnetic steel structure, the outer ring surface corresponding to second magnetic steel structure of the canning is set with turbine rotation device, the inner groove inner ring of the turbine rotation device is furnished with third magnetic steel structure.
Description
Technical field
The present invention relates to the technical field of downhole generator structure, specially a kind of underground high-power turbogenerator.
Background technique
As the requirement for being constantly progressive and developing petroleum of petroleum drilling technology improves, measurement while drilling and underground guiding control
Technology has very high skill upgrading.For example, using various advanced downhole tools and technology, by temperature, pressure, inclination angle, salt
The real time datas such as degree are directly integrated into the network hardware in drilling rod along drilling rod real-time Transmission.This network hardware can be set on ground
High-speed communication is realized between standby (such as analysis, measuring and controlling equipment) and underground equipment (such as along the tool and sensor of drilling rod arrangement).With
The installation of network and other related hardwares, need a kind of power source of high efficient and reliable to run the hardware.This power supply is necessary
Reliable electric power can be provided under the extreme condition of subsurface environment.
Currently, there are two ways to commonly providing power for underground equipment:
One is using lithium battery to power for downhole instrument and component, but due to underground extreme temperature, pressure or other evils
The influence of bad environmental factor, the life expectancy of battery is usually than much shorter under " standard " operating condition.In drillng operation once
Battery exhausts, and downhole tool instrument cannot work normally, and needs to pull out of hole and replaces battery, influences drillng operation efficiency.This dispatch from foreign news agency
The limited energy that pond provides, tool instrument higher for power consumptions such as such as rotary steerings should not be powered using battery.
Another is downhole drill turbogenerator, using the kinetic energy of mud, rotor rotation is driven, thus cutting magnetic induction
Coil power generation, reaches the requirement of power supply.But current down-hole turbogenerator technology is immature, and its structure is complicated, volume and matter
Amount is big, performance is unstable, generated output is smaller.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of underground high-power turbogenerator, structure is simple, performance can
It leans on, power height.
A kind of underground high-power turbogenerator, it is characterised in that: it includes canning, turbine rotation device, power generation
Device, the inner cavity of the canning are specially power generator installation cavity, and it is total that the power generator specifically includes armature spindle, stator
At the region ring corresponding to the field frame assembly of the armature spindle is furnished with the first magnetic steel structure, and the armature spindle corresponds to institute
The region ring for stating the power generator installation cavity of turbine rotation device is furnished with the second magnetic steel structure, and the canning corresponds to institute
The outer ring surface for stating the second magnetic steel structure is set with turbine rotation device, and the inner groove inner ring of the turbine rotation device is furnished with third
Magnetic steel structure.
It is further characterized by:
The canning includes front sleeve, after sleeve, and whole power generation dress is formed after the front sleeve, after sleeve socket
Installation cavity is set, the front end of the front sleeve is provided with path part, and the outer ring surface of the path part is set with the turbine and turns
Dynamic device；
The front sleeve, after sleeve opposite installation end pass through helicitic texture connect, the spiral shell of the front sleeve and after sleeve
O-ring, back ring are provided between the anchor ring of line connection structure, it is ensured that mud will not be by between the connection between front sleeve, after sleeve
Clearance flow enters inside；
The front sleeve, after sleeve are all made of high hard alloy steel production, and outer surface spraying wear-resistant materials have higher
Mechanical strength and resistance to slurry erosion characteristic；
The turbine rotation device includes revolving wormgear, third magnetic steel structure, magnet steel carrier, retaining ring, the revolving wormgear
Including central annulus, outer ring turbine, the magnet steel carrier that is provided centrally with of the central annulus of the revolving wormgear installs interior concave ring groove,
The magnet steel carrier inserts in the magnet steel carrier admittedly and installs interior concave ring groove, is provided with indent on the outer ring surface of the magnet steel carrier
Uniformly distributed inner groove, there are radian gaps between adjacent inner groove, if dry plate third magnet steel is plugged in shape after corresponding inner groove
At the third magnetic steel structure, the rear end face that the front end face of the retaining ring is close to the magnet steel carrier is arranged, outside the retaining ring
The rear end internal ring wall of anchor ring and the central annulus is interference fitted affixed setting, and the front end internal ring wall of the central annulus is mounted on
The correspondence outer ring surface of the path part, the internal ring wall of the retaining ring are close to the correspondence outer ring surface setting of the path part；
The path part, which corresponds at the position of the front end face of the central annulus, is arranged with circlip, and the circlip is by whirlpool
Wheel rotation assembly axis is to being fixed on path part；
The field frame assembly is made of stator core and stator coil；
The part with the first magnetic steel structure of the armature spindle is plugged in the interior intracavitary of the field frame assembly, and described first
The stator core and coil of magnetic steel structure and the field frame assembly form electromagnetic induction generator structure, if first magnetic steel structure by
Dry plate the first permanent magnet split forms the long magnet of cylinder, and determining for the field frame assembly is completely covered in the length of the long magnet of cylinder
The length of subcoil meets the requirement of bigger generated output, if second magnetic steel structure is by dry plate the second permanent magnet split shape
At the length of second magnetic steel structure covers the length of the third magnetic steel structure；
Mounting base, the after sleeve are provided at the rear end seam allowance position corresponding to the stator core of the after sleeve
Corresponding to block is provided at the front end seam allowance position of the stator core, the rear end anchor ring of the front sleeve is external screw thread, institute
Interior stretch in for stating front sleeve is provided with butterfly spring, the peace between the rear end face of the after sleeve and the front end face of the block
The rear end face of dress seat presses the end plate arrangement in the after sleeve；
It is arranged with the first deep groove ball bearing at the front end shaft shoulder of the armature spindle length direction, is arranged at the shaft shoulder of rear end
Two deep groove ball bearings, the position that the front sleeve corresponds to first deep groove ball bearing are provided with the first installation limiting slot, institute
The outer ring location and installation of the first deep groove ball bearing is stated in the first installation limiting slot, the internal ring wall of the mounting base corresponds to institute
The position for stating the second deep groove ball bearing is provided with the second installation limiting slot, the outer ring location and installation of second deep groove ball bearing in
The second installation limiting slot；
The field frame assembly is mounted on the internal ring wall of the after sleeve of canning, is realized outside field frame assembly by tolerance ring
The compensation and limit in gap between round and canning inner circle；
The front sleeve, after sleeve correspondence end plate on be provided with centre bore, be also respectively equipped with corresponding end cap, root
Using end cap or end cap is not used according to the actual working environment selection of generator, when the front sleeve of generator, after sleeve are provided with
When outer closures structure, select not using end cap, when the front sleeve of generator, after sleeve are placed directly within inside hollow drill,
Centre bore is covered using end cap, it is ensured that mud will not enter inner cavity.
After applying the present invention, the canning of entire generator is installed in the inside of hollow drill, turbine rotation device court
To the supplied materials direction of mud, the third magnetic steel structure of turbine rotation device and the second magnetic steel structure on armature spindle constitute magnetic coupling
When transmission mechanism turbine rotation device rotates, the rotation of third magnetic steel structure, and then drive the be located in power generator installation cavity
Two magnetic steel structures rotate, so that armature spindle rotation, the first magnetic steel structure rotate, so that the coil of field frame assembly cuts magnetic force
Line, the coil in field frame assembly generate induced electromotive force, form three-phase high-frequency ac point, need setting for electric energy by electric wire supply
It is standby；Its structure is simple, reliable performance, power are high.
Detailed description of the invention
Fig. 1 is main view schematic cross-sectional view of the invention；
Fig. 2 is the section view figure structure schematic representation being placed in inside hollow drill of the invention；
Fig. 3 is the schematic cross-sectional view of power generator of the invention；
Fig. 4 is that title corresponding to serial number is as follows in the schematic cross-sectional view figure of turbine rotation device of the invention:
Canning 1, turbine rotation device 2, power generator 3, power generator installation cavity 4, armature spindle 5, field frame assembly 6,
Rear end seam allowance 61, front end seam allowance 62, the first magnetic steel structure 7, the second magnetic steel structure 8, third magnetic steel structure 9, front sleeve 10, path
Part 101, after sleeve 11, end plate 111, O-ring 12, back ring 13, revolving wormgear 14, central annulus 141, outer ring turbine 142,
Magnet steel carrier 15, retaining ring 16, magnet steel carrier install in concave ring groove 17, block 18, butterfly spring 19, the first deep groove ball bearing 20,
Second deep groove ball bearing 21, first install limiting slot 22, second install limiting slot 23, tolerance ring 24, centre bore 25, end cap 26,
Hollow drill 27, circlip 28, mounting base 29.
Specific embodiment
A kind of underground high-power turbogenerator, is shown in Fig. 1-Fig. 4: it includes canning 1, turbine rotation device 2, power generation
Device 3, the inner cavity of canning 1 are specially power generator installation cavity 4, and power generator 3 specifically includes armature spindle 5, field frame assembly
6, the region ring corresponding to field frame assembly 6 of armature spindle 5 is furnished with the first magnetic steel structure 7, and armature spindle 5 corresponds to turbine rotation device
The region ring of 2 power generator installation cavity 4 is furnished with the second magnetic steel structure 8, and canning 1 corresponds to the second magnetic steel structure 8
Outer ring surface is set with turbine rotation device 2, and the inner groove inner ring of turbine rotation device 2 is furnished with third magnetic steel structure 9.
Canning 1 includes front sleeve 10, after sleeve 11, and front sleeve 10, after sleeve 11 form whole power generation after being socketed
Device installation cavity 4, the front end of front sleeve 10 are provided with path part 101, and the outer ring surface of path part 101 is set with turbine rotation
Device 2；
Front sleeve 10, after sleeve 11 opposite installation end pass through helicitic texture connect, the spiral shell of front sleeve 10 and after sleeve 11
O-ring 12, back ring 13 are provided between the anchor ring of line connection structure, it is ensured that mud will not be by between front sleeve 10, after sleeve 11
Joint gap flow into it is internal；
Front sleeve 10, after sleeve 11 are all made of high hard alloy steel production, and outer surface spraying wear-resistant materials have higher
Mechanical strength and the characteristic of resistance to slurry erosion will not generate ring so that turbine rotation device is rotated relative to front sleeve
Shape abrasion；
Turbine rotation device 2 includes revolving wormgear 14, third magnetic steel structure 9, magnet steel carrier 15, retaining ring 16, revolving wormgear
14 include central annulus 141, outer ring turbine 142, and the central annulus 141 of revolving wormgear 14 is provided centrally with the installation of magnet steel carrier
Interior concave ring groove 17, magnet steel carrier 15 insert in magnet steel carrier admittedly and install interior concave ring groove 17, be provided on the outer ring surface of magnet steel carrier 15
The uniformly distributed inner groove of indent, there are radian gaps between adjacent inner groove, if dry plate third magnet steel is plugged in corresponding inner ring
Third magnetic steel structure 9 is formed after slot, the front end face of retaining ring 16 is close to the rear end face arrangement of magnet steel carrier 15, the outer ring surface of retaining ring 16
It is interference fitted affixed setting with the rear end internal ring wall of central annulus 141, the front end internal ring wall of central annulus 141 is mounted on small diameter portion
Divide 101 correspondence outer ring surface, the internal ring wall of retaining ring 16 is close to the correspondence outer ring surface setting of path part 101；
Path part 101 is arranged with circlip 28 at the position corresponding to the front end face of central annulus, circlip 28 turns turbine
Dynamic device 2 is axially fixed on path part 101；
Field frame assembly 6 is made of stator core and stator coil, and stator core is by multiple stamping forming No yield point silicon
Steel disc composition forms an entirety by argon arc welding fixation, and stator core inner circle uniformly goes out 18 semi-closed slots, stator line
Circle is mounted on inside stator core in mounting groove, is equipped with motor insulating paper resistant to high temperature between the two, is increased its dielectric strength, press
According to 18 slot, the 4 pole coiling group mode of connection, the wiring of stator coil is completed；
The part with the first magnetic steel structure 7 of armature spindle 5 is plugged in the interior intracavitary of field frame assembly 6, the first magnetic steel structure 7
Electromagnetic induction generator structure is formed with the stator core and coil of field frame assembly 6, if the first magnetic steel structure 7 is by the first permanent magnet of dry plate
Split forms the long magnet of cylinder, and the length of the stator coil of field frame assembly is completely covered in the length of the long magnet of cylinder, meets bigger
The requirement of generated output, if the second magnetic steel structure 8 is formed by dry plate the second permanent magnet split, the length of the second magnetic steel structure 8 is covered
The length of lid third magnetic steel structure 9；
It is provided with mounting base 29 at 61 position of rear end seam allowance corresponding to field frame assembly 6 of after sleeve 11, after sleeve 11 is right
Block 18 should be provided at 62 position of front end seam allowance of field frame assembly, the rear end anchor ring of front sleeve 10 is external screw thread, front sleeve
It is stretched in 10 and is provided with butterfly spring 19, the rear end of mounting base 29 between the rear end face of after sleeve 11 and the front end face of block 18
Press the arrangement of end plate 111 in after sleeve 11 in face；,
It is arranged with the first deep groove ball bearing 20 at the front end shaft shoulder of 5 length direction of armature spindle, is arranged at the shaft shoulder of rear end
Two deep groove ball bearings 21, the position that front sleeve 10 corresponds to the first deep groove ball bearing 20 are provided with the first installation limiting slot 22, the
The outer ring location and installation of one deep groove ball bearing 20 installs limiting slot 22 in first, and the internal ring wall of mounting base 29 corresponds to the second zanjon
The position of ball bearing 21 is provided with the second installation limiting slot 23, and the outer ring location and installation of the second deep groove ball bearing 21 is in the second installation
Limiting slot 23；
Field frame assembly 5 is mounted on the internal ring wall of the after sleeve 11 of canning 1, realizes field frame assembly by tolerance ring 24
The compensation and limit in gap between outer circle and canning inner circle；
Front sleeve 10, after sleeve 11 correspondence end plate on be provided with centre bore 25, be also respectively equipped with corresponding end cap
26, end cap using end cap 26 or is not used according to the actual working environment selection of generator, when the front sleeve 10 of generator, rear enclosure
When cylinder 11 is provided with outer closures structure, select without using end cap, when the front sleeve 10 of generator, after sleeve 11 are placed directly within sky
Centre bore is covered when the heart 27 inside of drilling rod, using end cap 26, it is ensured that mud will not enter inner cavity.
Its working principle is as follows, and the canning of entire generator is installed in the inside of hollow drill, turbine rotation device
Towards the supplied materials direction of mud, the third magnetic steel structure of turbine rotation device and the second magnetic steel structure on armature spindle constitute magnetic coupling
When closing the rotation of transmission mechanism turbine rotation device, the rotation of third magnetic steel structure, and then drive and be located in power generator installation cavity
Second magnetic steel structure rotates, so that armature spindle rotation, the first magnetic steel structure rotate, so that the coil of field frame assembly cuts magnetic
The line of force, the coil in field frame assembly generate induced electromotive force, form three-phase high-frequency ac point, need electric energy by electric wire supply
Equipment.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of underground high-power turbogenerator, it is characterised in that: it includes canning, turbine rotation device, power generation dress
It sets, the inner cavity of the canning is specially power generator installation cavity, and it is total that the power generator specifically includes armature spindle, stator
At the region ring corresponding to the field frame assembly of the armature spindle is furnished with the first magnetic steel structure, and the armature spindle corresponds to institute
The region ring for stating the power generator installation cavity of turbine rotation device is furnished with the second magnetic steel structure, and the canning corresponds to institute
The outer ring surface for stating the second magnetic steel structure is set with turbine rotation device, and the inner groove inner ring of the turbine rotation device is furnished with third
Magnetic steel structure.
2. a kind of underground high-power turbogenerator as described in claim 1, it is characterised in that: before the canning includes
Sleeve, after sleeve form whole power generator installation cavity, the front end of the front sleeve after the front sleeve, after sleeve socket
It is provided with path part, the outer ring surface of the path part is set with the turbine rotation device.
3. a kind of underground high-power turbogenerator as claimed in claim 2, it is characterised in that: the front sleeve, after sleeve
Opposite installation end connected by helicitic texture, be provided with O between the anchor ring of the screw connection structure of the front sleeve and after sleeve
Type circle, back ring.
4. a kind of underground high-power turbogenerator as claimed in claim 2, it is characterised in that: the turbine rotation device packet
Include revolving wormgear, third magnetic steel structure, magnet steel carrier, retaining ring, the revolving wormgear includes central annulus, outer ring turbine, described
The magnet steel carrier that is provided centrally with of the central annulus of revolving wormgear installs interior concave ring groove, and the magnet steel carrier inserts in the magnet steel admittedly
Carrier installs interior concave ring groove, and the uniformly distributed inner groove of indent, adjacent inner groove are provided on the outer ring surface of the magnet steel carrier
Between there are radian gaps, if dry plate third magnet steel forms the third magnetic steel structure, the gear after being plugged in corresponding inner groove
The rear end face that the front end face of circle is close to the magnet steel carrier is arranged, in the rear end of the outer ring surface of the retaining ring and the central annulus
Ring wall is interference fitted affixed setting, and the front end internal ring wall of the central annulus is mounted on the correspondence outer ring surface of the path part,
The internal ring wall of the retaining ring is close to the correspondence outer ring surface setting of the path part.
5. a kind of underground high-power turbogenerator as claimed in claim 4, it is characterised in that: the path part corresponds to
Circlip is arranged at the position of the front end face of the central annulus, turbine rotation device is axially fixed in small diameter portion by the circlip
On point.
6. a kind of underground high-power turbogenerator as claimed in claim 2, it is characterised in that: the field frame assembly is by stator
Iron core and stator coil composition；The part with the first magnetic steel structure of the armature spindle is plugged in the inner cavity of the field frame assembly
It is interior, stator core and coil the composition electromagnetic induction generator structure of first magnetic steel structure and the field frame assembly, described first
If magnetic steel structure forms the long magnet of cylinder by dry plate the first permanent magnet split, the length of the long magnet of cylinder is completely covered described
The length of the stator coil of field frame assembly meets the requirement of bigger generated output, if second magnetic steel structure is by dry plate second
Permanent magnet split is formed, and the length of second magnetic steel structure covers the length of the third magnetic steel structure.
7. a kind of underground high-power turbogenerator as claimed in claim 6, it is characterised in that: the after sleeve corresponds to
Mounting base is provided at the rear end seam allowance position of the stator core, the front end that the after sleeve corresponds to the stator core is stopped
Block is provided at mouth position, the rear end anchor ring of the front sleeve is external screw thread, stretches in the after sleeve in the front sleeve
Rear end face and the block front end face between be provided with butterfly spring, the rear end face of the mounting base presses in the rear enclosure
The end plate arrangement of cylinder.
8. a kind of underground high-power turbogenerator as described in claim 1, it is characterised in that: the armature spindle length direction
The front end shaft shoulder at be arranged with the first deep groove ball bearing, be arranged with the second deep groove ball bearing, the front sleeve pair at the shaft shoulder of rear end
The position of first deep groove ball bearing described in Ying Yu is provided with the first installation limiting slot, the outer ring positioning of first deep groove ball bearing
It is installed on the first installation limiting slot, the position that the internal ring wall of the mounting base corresponds to second deep groove ball bearing is arranged
There is the second installation limiting slot, the outer ring location and installation of second deep groove ball bearing is in the second installation limiting slot.
9. a kind of underground high-power turbogenerator as claimed in claim 6, it is characterised in that: the field frame assembly is mounted on
Gap between field frame assembly outer circle and canning inner circle is realized on the internal ring wall of the after sleeve of canning, by tolerance ring
Compensation and limit.
10. a kind of underground high-power turbogenerator as claimed in claim 2, it is characterised in that: the front sleeve, after sleeve
Correspondence end plate on be provided with centre bore, be also respectively equipped with corresponding end cap, selected according to the actual working environment of generator
It selects using end cap or without using end cap, when the front sleeve of generator, after sleeve are provided with outer closures structure, selects not using
End cap covers centre bore when the front sleeve of generator, after sleeve are placed directly within inside hollow drill, using end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910903946.1A CN110486211A (en) | 2019-09-24 | 2019-09-24 | A kind of underground high-power turbogenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910903946.1A CN110486211A (en) | 2019-09-24 | 2019-09-24 | A kind of underground high-power turbogenerator |
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| Publication Number | Publication Date |
|---|---|
| CN110486211A true CN110486211A (en) | 2019-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910903946.1A Pending CN110486211A (en) | 2019-09-24 | 2019-09-24 | A kind of underground high-power turbogenerator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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