CN109441339A - A kind of top portion driving oil drilling machine that permanent magnet synchronous motor directly drives - Google Patents
A kind of top portion driving oil drilling machine that permanent magnet synchronous motor directly drives Download PDFInfo
- Publication number
- CN109441339A CN109441339A CN201811277064.0A CN201811277064A CN109441339A CN 109441339 A CN109441339 A CN 109441339A CN 201811277064 A CN201811277064 A CN 201811277064A CN 109441339 A CN109441339 A CN 109441339A
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- Prior art keywords
- permanent magnet
- synchronous motor
- magnet synchronous
- drilling machine
- stator
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- 238000005553 drilling Methods 0.000 title claims abstract description 90
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 13
- 241001074085 Scophthalmus aquosus Species 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 238000004804 winding Methods 0.000 abstract description 5
- 239000003129 oil well Substances 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 241000310637 Capillipedium spicigerum Species 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical group C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- 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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
Abstract
The present invention discloses a kind of top portion driving oil drilling machine that permanent magnet synchronous motor directly drives, including the derrick and guide rail being fixed on drilling platforms, the top of the derrick is equipped with the winch for driving travelling block to slide up and down along the guide rail, the travelling block is equipped with drilling machine, the drilling machine includes the water feed apparatus set gradually from top to bottom, the drilling rod directly driven by the permanent magnet synchronous motor being fixed on the travelling block, for fixing the brill lever fixing apparatus at the top of the drilling rod, the permanent magnet synchronous motor includes the rotor assembly and stator module being oppositely arranged, the rotor assembly includes rotor pedestal, the permanent magnet on the rotor pedestal is arranged in around the drill rod axis；The stator module includes the stator winding for being integrally machined molding stator core and being wrapped on the stator core；The drilling rod is connect with the rotor assembly by flat key.Oil-well rig structure of the invention is simple, small in size, driving torque is big, transmission efficiency is high, low energy consumption.
Description
Technical field
The invention belongs to drilling rig technical fields, and in particular to a kind of top drive petroleum that permanent magnet synchronous motor directly drives
Drilling machine.
Background technique
Currently, existing drilling machine continues to use always rotary-disk type structure, kelly bar and drilling tool, bit is driven to be bored by turntable
Well operations, with the continuous development of drilling equipment technology, 1880s develop one kind in derrick space by the U.S.
Top directly drive drilling tool, drill bit implements the top drive churn (hereinafter referred to as top drive drilling or top drive) of drillng operation.
Top drive drilling is the great cutting edge technology equipment of current oil drilling, have become deep-well, complicated well construction must
Choose to install it is one of standby, in overseas in the bid of drilling engineering, if be equipped with top drive drilling at can in one of target essential condition.
Currently, modern top drive drilling makes top drive drilling main shaft directly drive drilling tool, drill bit implementation drilling well work by N grades of mechanical reducers
Industry.Above-mentioned top drive drilling generallys use dead axle, single speed, two-stage mechanical reducer, and major technique shortcoming is: volume is big, matter
Amount weight；Drive motor shaft and the non-concentric assembly of drill spindle need to add the liquid of counterweight and dress complexity to keep top drive hanging uneven
Press balancing device.So exploring, solving top to drive drive technology to be to be related to General Promotion dynamic property, reduce power consumption, improve drilling machine effect
The key technology and drilling well scientific research field of rate key subjects urgently to be resolved.
Summary of the invention
In response to the problems existing in the prior art, the purpose of the present invention is to provide a kind of drives of top that permanent magnet synchronous motor directly drives
Dynamic oil-well rig, the oil-well rig structure is simple, small in size, driving torque is big, transmission efficiency is high, low energy consumption.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of top portion driving oil drilling machine that permanent magnet synchronous motor directly drives including the derrick being fixed on drilling platforms and erects
Straight guide, the top of the derrick are equipped with the winch for driving travelling block to slide up and down along the guide rail, and the travelling is slided
Vehicle is equipped with drilling machine, and the drilling machine includes the water feed apparatus set gradually from top to bottom, bores lever fixing apparatus and drilling rod, the brill
Bar is directly driven by the permanent magnet synchronous motor being fixed on the travelling block, and the permanent magnet synchronous motor includes being oppositely arranged
Rotor assembly and stator module, the rotor assembly include rotor pedestal and are arranged in the rotor base around the drill rod axis
Permanent magnet on seat；The stator module includes stator core and the stator winding that is wrapped on the stator core；It is described fixed
Sub- iron core is integrated the circular column or annular disk of machine-shaping；It is equipped in the brill lever fixing apparatus for fixing the drilling rod top
The top of the bearing in portion, the bearing is equipped with end cap；It is connected between the drilling rod and the rotor assembly by flat key.
The drilling rod is directly driven and rotated by the permanent magnet synchronous motor from upper derrick space, along exclusive guideway to
Drilling rod rotary drilling is completed in lower feeding.The permanent magnet synchronous motor can provide rotation in the axially and/or radially upper of the drilling rod
Turn magnetic field, driving torque is big, so that the transmission efficiency in the drilling rod rotary course is high, low energy consumption.The two of the stator base
End is removably connected with bearing block, and the drilling rod is fixed on the bearing block by second bearing, and the bearing block is equipped with
For fixing the second end cover of the second bearing；The bearing block is equipped with the seam allowance for fixing the second end cover, institute
Second end cover is stated equipped with the apical ring for positioning the second bearing.
Preferably, the stator module further includes stator base, and the stator core is fixedly installed in the stator base
On, the permanent magnet is arranged in lateral wall and/or the end face of the rotor pedestal；The stator base is set in the rotor set
Outside part；The stator core is placed in inner sidewall and/or the end face of the stator base, setting corresponding with the permanent magnet.Institute
It states stator base and provides an installation template for the stator core, in assembling, the stator base and stator core can be with
Assembly is completed in advance, enters the installation procedure of next step as a whole, easy for installation, improves installation effectiveness, prevented also from
Scattered component is omitted, and solves the problems, such as the various bad management of components.The stator base, which can be, is integrally machined molding,
Combined form can be used.
Preferably, the drilling rod be hollow structure, the drilling rod internal axis line be equipped with water pipe, the water pipe with it is described
Tap in water feed apparatus is connected.The drilling rod to underground creep into during, poured water by the water pipe, prevent because
Underground structure changes and causes to collapse in drilling process.
Preferably, the guide rail is in T-shape, and the travelling block is adapted with the guide rail.It is set on the travelling block
The sliding block set is set on the T-shape guide rail.The travelling block is fixed on the guide rail by the T-shape guide rail, is prevented
Only the travelling block is detached from the guide rail during sliding up and down on the guide rail, and such structure design is so that described
Travelling block is more safe and reliable during the motion.
Preferably, the travelling block is equipped with regulation button, and the regulation button is electrically connected with the permanent magnet synchronous motor
It connects.
Preferably, the drilling machine is fixed on the winch by hook.
Preferably, the permanent magnet synchronous motor includes encoder, and the encoder includes that code-disc and the code-disc activity connect
The magnetic strength element connect.
Preferably, it is equipped with casing outside the permanent magnet synchronous motor, the side of the casing is fixed on the travelling block
On, the top and bottom of the casing are equipped with sealing structure.The sealing mechanism is located at the casing and connects with the drilling rod
The position of touching influences the performance of motor for preventing mud, oil etc. into inside permanent magnet synchronous motor.
Compared with prior art, the beneficial effects of the present invention are:
1, the driving motor using permanent magnet synchronous motor as drilling rod, motor stator are looped around around drilling rod and are fixed on and lead
On rail, reduces the driving intermediate link such as gear, reduction gearbox, simplify the driving method of equipment and the structure type of equipment, mention
High driving efficiency reduces the loss of the energy；In addition, permanent magnet synchronous motor provides the rotating excitation field on axially and radially, transmission is turned round
Square is big, and transmission efficiency is high, and energy loss is small；
2, the mode directly driven substantially reduces the volume of equipment, alleviates weight of equipment；
3, the drive form that permanent magnet synchronous motor directly drives has fast response time, controls advantage with high accuracy.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of derrick of the present invention；
Fig. 2 is a kind of structure for the top portion driving oil drilling machine that permanent magnet synchronous motor directly drives described in the embodiment of the present invention 1
Schematic diagram；
Fig. 3 is the structural schematic diagram of permanent magnet one of the present invention
Fig. 4 is the structural schematic diagram of stator core one of the present invention；
Fig. 5 is the structural schematic diagram of guide rail of the present invention；
Fig. 6 is a kind of structure for the top portion driving oil drilling machine that permanent magnet synchronous motor directly drives described in the embodiment of the present invention 2
Schematic diagram；
Fig. 7 is the structural schematic diagram of permanent magnet two of the present invention
Fig. 8 is the structural schematic diagram of stator core two of the present invention；
Fig. 9 is a kind of structure for the top portion driving oil drilling machine that permanent magnet synchronous motor directly drives described in the embodiment of the present invention 3
Schematic diagram；
In figure: 1, drilling platforms；2, derrick；21, winch；3, guide rail；4, drilling machine；41, water feed apparatus；42, drilling rod；43,
Bore lever fixing apparatus；5, permanent magnet synchronous motor；51, casing；6, rotor assembly；61, rotor pedestal；62, permanent magnet one；63, forever
Magnet two；7, stator module；71, stator core one；72, stator core two；73, stator base；8, flat key；9, travelling block；
91, sliding block；10, sealing structure.
Specific embodiment
Below in conjunction with the attached drawing in the present invention, technical solution of the present invention is clearly and completely described, it is clear that
Described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, those of ordinary skill in the art's all other embodiment obtained under the conditions of not making creative work belong to
The scope of protection of the invention.
Embodiment 1
A kind of top portion driving oil drilling machine that permanent magnet synchronous motor directly drives described in the present embodiment is carried out in conjunction with FIG. 1 to FIG. 5
Illustrate: including the derrick 2 and upright guide rail 3 being fixed on drilling platforms 1, the top of derrick 2 is equipped with for driving travelling block 9
The winch 21 slided up and down along guide rail 3, guide rail 3 are adapted with guide rail 3 in T-shape and travelling block 9, are arranged on travelling block 9
Sliding block 91 be set on T-shape guide rail 3；Travelling block 9 is equipped with drilling machine 4, and drilling machine 4 is fixed on winch 21 by hook,
Drilling machine 4 includes the water feed apparatus 41 set gradually from top to bottom, bores lever fixing apparatus 43 and drilling rod 42, and drilling rod 42 is by being fixed on trip
Permanent magnet synchronous motor 5 on fly block 9 directly drives, and permanent magnet synchronous motor 5 includes the rotor assembly 6 being oppositely arranged and stator pack
Part 7, rotor assembly 6 include rotor pedestal 61 and the permanent magnet 1 being arranged on rotor pedestal 61 around 42 axis of drilling rod；It is fixed
Sub-component 7 includes stator core 1 and the stator winding that is wrapped on stator core 1；Stator core 1 is integrated
The circular cylindrical structure of machine-shaping；Bore the bearing being equipped in lever fixing apparatus 43 for fixing 42 top of drilling rod, the bearing
Top be equipped with end cap；It is connected between drilling rod 42 and rotor assembly 6 by flat key 8.
Stator module 7 further includes stator base 73, and stator core 1 is fixedly installed in stator base 73, permanent magnet one
62 are arranged in the lateral wall of rotor pedestal 61；Stator base 73 is set in outside rotor assembly 6；Stator core 1 is placed in stator base
The inner sidewall of seat 73, setting corresponding with permanent magnet 1.Drilling rod 42 is hollow structure, and 42 internal axis line of drilling rod is equipped with water
Pipe, the water pipe are connected with the tap in water feed apparatus 41.Travelling block 9 is equipped with regulation button, the regulation button
It is electrically connected with permanent magnet synchronous motor 5；Permanent magnet synchronous motor 5 includes encoder, and the encoder includes that code-disc and the code-disc are living
The magnetic strength element of dynamic connection, for feeding back and controlling the revolving speed of oil-well rig.Casing 51, machine are equipped with outside permanent magnet synchronous motor 5
The side of shell 51 is fixed on travelling block 9, and the top and bottom of casing 51 are equipped with sealing structure 10, and sealing structure 10 is located at
The position that casing 51 is in contact with drilling rod 42.
After energization, stator core 1 is that permanent magnet 1 provides the magnetic field radially rotated, promotes stator module 7
It is provided for rotor assembly 6 and 42 work of drilling rod is directly driven by the transmission effect of flat key 8 around the torque that 42 axial line of drilling rod rotates
Make.
Embodiment 2
The present embodiment is substantially the same manner as Example 1, and difference combination Fig. 6~Fig. 8 is illustrated: stator module 7 includes
Stator core 2 72 and the stator winding being wrapped on stator core 2 72；Stator core 2 72 is integrated the annular of machine-shaping
Disk-like structure.
Stator module 7 further includes stator base 73, and stator core 2 72 is fixedly installed in stator base 73, permanent magnet two
63 are arranged in the end face of rotor pedestal 61；Stator base 73 is set in outside rotor assembly 6；Stator core 2 72 is placed in stator base
73 end face, setting corresponding with permanent magnet 2 63.
After energization, stator core 2 72 is that permanent magnet 2 63 provides the magnetic field rotated in an axial direction, promotes stator module 7
It is provided for rotor assembly 6 and 42 work of drilling rod is directly driven by the transmission effect of flat key 8 around the torque that 42 axial line of drilling rod rotates
Make.
Embodiment 3
The present embodiment is substantially the same manner as Example 1, and difference combination Fig. 9 is illustrated: stator module 7 includes stator
Iron core 1, stator core 2 72 and it is wrapped in stator core 1, the stator winding on stator core 2 72；Stator core one
71 are integrated the circular cylindrical structure of machine-shaping, stator core 2 72 is integrated the ring discoid structure of machine-shaping.
Stator module 7 further includes stator base 73, and stator core 1, stator core 2 72 are fixedly installed in stator base
On 73, permanent magnet 1, permanent magnet 2 63 are arranged in lateral wall and the end face of rotor pedestal 61；Stator base 73 is set in rotor
Outside component 6；Stator core 1 is placed in the inner sidewall of stator base 73, stator core 2 72 is placed in the end face of stator base 73,
Setting corresponding with permanent magnet 1, permanent magnet 2 63.
After energization, stator core 1 is that permanent magnet 1 provides the magnetic field radially rotated, stator core 2 72
The magnetic field rotated in an axial direction is provided for permanent magnet 2 63, promoting stator module 7 jointly is that rotor assembly 6 is provided around drilling rod 42
The torque of axial line rotation directly drives the work of drilling rod 42 by the transmission effect of flat key 8.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of top portion driving oil drilling machine that permanent magnet synchronous motor directly drives, including the derrick that is fixed on drilling platforms and vertical
Guide rail, the top of the derrick are equipped with the winch for driving travelling block to slide up and down along the guide rail, the travelling block
It is equipped with drilling machine, which is characterized in that the drilling machine includes the water feed apparatus set gradually from top to bottom, bores lever fixing apparatus and brill
Bar, the drilling rod are directly driven by the permanent magnet synchronous motor being fixed on the travelling block, and the permanent magnet synchronous motor includes
The rotor assembly and stator module being oppositely arranged, the rotor assembly include rotor pedestal and are arranged in around the drill rod axis
Permanent magnet on the rotor pedestal；The stator module include stator core and the stator being wrapped on the stator core around
Group；The stator core is integrated the circular column or annular disk of machine-shaping；It is equipped in the brill lever fixing apparatus for fixing
The top of bearing at the top of the drilling rod, the bearing is equipped with end cap；Pass through flat key between the drilling rod and the rotor assembly
Connection.
2. the top portion driving oil drilling machine that a kind of permanent magnet synchronous motor according to claim 1 directly drives, which is characterized in that institute
Stating stator module further includes stator base, and the stator core is fixedly installed in the stator base, the permanent magnet arrangement
Lateral wall and/or end face in the rotor pedestal；The stator base is set in outside the rotor assembly；The stator core
It is placed in inner sidewall and/or the end face of the stator base, setting corresponding with the permanent magnet.
3. the top portion driving oil drilling machine that a kind of permanent magnet synchronous motor according to claim 1 directly drives, which is characterized in that institute
Stating drilling rod is hollow structure, and the drilling rod internal axis line is equipped with water pipe, the fire hose in the water pipe and the water feed apparatus
Head is connected.
4. the top portion driving oil drilling machine that a kind of permanent magnet synchronous motor according to claim 1 directly drives, which is characterized in that institute
Guide rail is stated in T-shape, the travelling block is adapted with the guide rail.
5. the top portion driving oil drilling machine that a kind of permanent magnet synchronous motor according to claim 1 directly drives, which is characterized in that institute
Travelling block is stated equipped with regulation button, the regulation button and the permanent magnet synchronous electric mechatronics.
6. the top portion driving oil drilling machine that a kind of permanent magnet synchronous motor according to claim 1 directly drives, which is characterized in that institute
Drilling machine is stated to be fixed on the winch by hook.
7. the top portion driving oil drilling machine that a kind of permanent magnet synchronous motor according to claim 1 directly drives, which is characterized in that institute
Stating permanent magnet synchronous motor includes encoder, and the encoder includes the magnetic strength element that code-disc and the code-disc are flexibly connected.
8. the top portion driving oil drilling machine that a kind of permanent magnet synchronous motor according to claim 1 directly drives, which is characterized in that institute
It states and is equipped with casing outside permanent magnet synchronous motor, the side of the casing is fixed on the travelling block, the upper end of the casing
Sealing structure is equipped with lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811277064.0A CN109441339A (en) | 2018-10-30 | 2018-10-30 | A kind of top portion driving oil drilling machine that permanent magnet synchronous motor directly drives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811277064.0A CN109441339A (en) | 2018-10-30 | 2018-10-30 | A kind of top portion driving oil drilling machine that permanent magnet synchronous motor directly drives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109441339A true CN109441339A (en) | 2019-03-08 |
Family
ID=65549642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811277064.0A Pending CN109441339A (en) | 2018-10-30 | 2018-10-30 | A kind of top portion driving oil drilling machine that permanent magnet synchronous motor directly drives |
Country Status (1)
| Country | Link |
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| CN (1) | CN109441339A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110253455A1 (en) * | 2008-11-14 | 2011-10-20 | Williams Kevin R | Permanent magnet direct drive top drive |
| CN102943617A (en) * | 2012-10-30 | 2013-02-27 | 北京探矿工程研究所 | Deep hole geological exploration drilling machine |
| CN103711431A (en) * | 2013-12-27 | 2014-04-09 | 北京中核大地矿业勘查开发有限公司 | Variable-frequency electrically-driven top drive type core drill used for geological coring exploration |
| CN106026592A (en) * | 2016-07-05 | 2016-10-12 | 肖红 | Frameless combined type permanent magnet synchronous motor |
| CN108283999A (en) * | 2018-01-31 | 2018-07-17 | 湖北环电磁装备工程技术有限公司 | A kind of centrifugal ore separator that permanent magnet synchronous motor directly drives |
| CN209469377U (en) * | 2018-10-30 | 2019-10-08 | 湖北环一电磁装备工程技术有限公司 | A kind of top portion driving oil drilling machine that permanent magnet synchronous motor directly drives |
-
2018
- 2018-10-30 CN CN201811277064.0A patent/CN109441339A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110253455A1 (en) * | 2008-11-14 | 2011-10-20 | Williams Kevin R | Permanent magnet direct drive top drive |
| CN102943617A (en) * | 2012-10-30 | 2013-02-27 | 北京探矿工程研究所 | Deep hole geological exploration drilling machine |
| CN103711431A (en) * | 2013-12-27 | 2014-04-09 | 北京中核大地矿业勘查开发有限公司 | Variable-frequency electrically-driven top drive type core drill used for geological coring exploration |
| CN106026592A (en) * | 2016-07-05 | 2016-10-12 | 肖红 | Frameless combined type permanent magnet synchronous motor |
| CN108283999A (en) * | 2018-01-31 | 2018-07-17 | 湖北环电磁装备工程技术有限公司 | A kind of centrifugal ore separator that permanent magnet synchronous motor directly drives |
| CN209469377U (en) * | 2018-10-30 | 2019-10-08 | 湖北环一电磁装备工程技术有限公司 | A kind of top portion driving oil drilling machine that permanent magnet synchronous motor directly drives |
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