CN110380570A - Pumping unit direct drive unit - Google Patents
Pumping unit direct drive unit Download PDFInfo
- Publication number
- CN110380570A CN110380570A CN201910660700.6A CN201910660700A CN110380570A CN 110380570 A CN110380570 A CN 110380570A CN 201910660700 A CN201910660700 A CN 201910660700A CN 110380570 A CN110380570 A CN 110380570A
- Authority
- CN
- China
- Prior art keywords
- shell
- pumping unit
- rotor
- support plate
- stator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
-
- 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
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention belongs to oil field equipment fields, more particularly to a kind of pumping unit direct drive unit, including shell, stator and rotor, stator is fixedly mounted on shell, rotor is supported on the center of stator by armature spindle, the both ends of shell are each provided with an end cap, and it further includes deceleration mechanism and arrestment mechanism that two end caps and shell surround the shell of the pumping unit direct drive unit jointly.The present invention is designed using integrated form, and motor, deceleration mechanism and the arrestment mechanism on pumping unit are integrated in a shell, and this integrate not is piling up for simple mechanical structure, but organically combine each mechanism, you are among us and we are among you, interaction, influences each other.By this improvement, the present invention has significantly simplified the structure of pumping unit, avoids the application to this vulnerable part of belt, extends the maintenance period of pumping unit, saves a large amount of manpower and material resources.
Description
Technical field
The invention belongs to oil field equipment field more particularly to a kind of pumping unit direct drive units.
Background technique
Beam pumping unit is a kind of common oil exploration equipment, and the structure of this pumping unit generally includes motor, subtracts
Fast device, crank, connecting rod and walking beam, in traditional beam pumping unit, the power of motor output is passed by tape handler
To the input shaft of retarder, the defect of this structure is: 1, in tape handler, belt is vulnerable part, is needed often more
It changes, leads to the problem that pumping unit maintenance cost is high, maintenance difficulties are big.Therefore, it is necessary to design a kind of novel beam type oil pumping
Machine, to solve the above problems.2, it when safeguarding pumping unit, needs reliably to brake pumping unit, in order to each on pumping unit
Component carries out maintenance adjustment, however, each final stop place of movable member is not sure on pumping unit when pumping unit is braked, when
When stop place is undesirable, very big inconvenience can be brought to maintenance work, therefore, pumping unit needs to release by moment after braking
The mode of braking is finely adjusted the stop place of each movable member, but is limited by the physical structure of arrestment mechanism on pumping unit,
Adjustment precision when existing pumping unit carries out secondary adjustment to the position of each movable member after a shutdown is poor, and this aspect is led
It causes adjustment time elongated, reduces working efficiency, each movable member is on the other hand made to be difficult to make maintenance work in ideal position
There are still a degree of inconvenience.
Summary of the invention
The present invention provides a kind of pumping unit direct drive unit, to solve the problems mentioned in the above background technology.
Technical problem solved by the invention is realized using following technical scheme:
The present invention includes shell, stator and rotor, and stator is fixedly mounted on shell, and rotor is supported on stator by armature spindle
Center, the both ends of shell are each provided with an end cap, and two end caps and shell surround the pumping unit jointly and directly drive dress
The shell set further includes deceleration mechanism and arrestment mechanism；
The deceleration mechanism includes central gear, planetary gear, sun gear shaft and planetary gear disk, planetary gear difference
It is engaged with the gear ring of central gear and case inside, central gear is fixedly connected on sun gear shaft, and the planetary gear is logical
It crosses planetary gear shaft to be mounted on planetary gear disk, hollow shaft is machined on the outside of planetary gear disk, is passed through on the outside of hollow shaft
Bearing is mounted in the circular hole in the end cap center and stretches out outside end cap, and the inside of hollow shaft is connected to central gear by bearing
The outside of axis, oil pumping machine crank are fixedly connected on the extension end of the hollow shaft；
The sun gear shaft is stretched out from the end of the hollow shaft；
The deceleration mechanism shares two groups, and two groups of deceleration mechanisms are symmetricly set on the both ends of shell；
Support plate is fixedly installed in the middle part of the case inside, the center of support plate is equipped with rotary sleeve by bearing；
The stator and rotor share two pairs, and two pairs of stator rotors are symmetricly set on the two sides of the support plate, wherein two
A stator is fixedly mounted on case inside, and two rotors are separately mounted on two roots rotor axis, one end difference of every roots rotor axis
It is connect by spline with the both ends of the rotary sleeve inner hole, the other end of every roots rotor axis passes through spline and two sets of speed reducers respectively
The shaft end of two sun gear shafts in structure connects；
The arrestment mechanism shares two sets, and the structure of arrestment mechanism includes electromagnet, drive disk and brake disc, and electromagnet is solid
Surely it is connected to the side of stator, between stator and deceleration mechanism, the drive disk is fixedly connected on the side of rotor for position,
Position is inlaid with magnet steel towards the side of electromagnet in brake disc between rotor and deceleration mechanism, magnet steel and electromagnet
Magnetic pole is mutually exclusive, and the brake disc is fixedly mounted on armature spindle, and position is between rotor and the support plate, brake disc
Edge be circular conical surface, brake block, the shape of the two sides of the support plate and in two sets of arrestment mechanisms two are attached on circular conical surface
The shape of circular conical surface matches in a brake disc, and two brake blocks realize the system of armature spindle after being bonded respectively with support plate two sides
It is dynamic；
Spring is cased on the two roots rotor axis, two stators are kept under the action of the spring to the branch
The close movement tendency of fagging；
Two electromagnet in two sets of arrestment mechanisms are connected in parallel so as to while the power-off that is powered in hull outside,
Two windings in two stators are connected in parallel so as to while the power-off that is powered in hull outside；
The support plate is made of copper alloy；
The circumference of the support plate is equipped with slot, is correspondingly arranged on window on the shell with the slot, described to insert
Be inserted in slot with the matched radiating block of slot shape, radiating block from hull outside pass through the window after difference in slot, heat dissipation
Block is bolted on shell；
Radiating fin is provided on the outside of the radiating block；
The radiating block is made of aluminium alloy.
Brake release switch is in series on cable after two electromagnet are in parallel.The rotor turns for permanent magnetism
Son.The brake block is asbestos brake lining.The magnet steel is made of NdFeB material.The copper alloy is ZCuSn10Pb1
Cast copper alloy.Bearing between the hollow shaft and sun gear shaft is copper sheathing bearing.
The invention has the benefit that
1, the present invention is designed using integrated form, and motor, deceleration mechanism and the arrestment mechanism on pumping unit are integrated in one
In shell, and it is this it is integrated be not piling up for simple mechanical structure, but each mechanism is organically combined, in you
There is me, I am part of you, and interaction influences each other.By this improvement, the present invention has significantly simplified the structure of pumping unit, keeps away
Exempt from the application to this vulnerable part of belt, extended the maintenance period of pumping unit, saves a large amount of manpower and material resources.
2, present invention employs unique arrestment mechanism, it can be achieved that power-off automatic braking, the peace after can fully ensuring that braking
Quan Xing.
3, the present invention is provided with brake release and switchs, can be to electromagnet by the power on/off of this switch control electromagnet
Point operation control is carried out, so that the short time releases braking, the accurate adjusting to movable member each on pumping unit position is realized, passes through tune
The input current of whole electromagnet can be changed the magnetic force of electromagnet, and magnetic force has to be larger than the mobile resistance of rotor axial, rotor by
Separate support plate direction resultant force it is smaller, reset faster after rotor crawl, Adjustment precision is higher.Importantly, of the invention
In, it can be independently-powered between stator winding and electromagnet for releasing on-position, in this way, motor drive mechanism can not started
In the case of release braking, so that each movable member is automatically operated to required position under the effect of gravity.
In addition, the electric driver applied on pumping unit must have good frequency control performance, and electromagnet is only
The magnetic force that vertical power supply can avoid electromagnet when low frequency is impacted, to guarantee that brake disc smoothly takes off with support plate in the slow-speed of revolution
It opens.
4, the present invention has good braking ability and brake release performance: being braked using circular conical surface cooperation, with pumping
Existing arrestment mechanism is compared in oil machine, and structure is simple, and movable member is few, therefore is braked very reliable；It is pushed using electromagnet
Rotor is braked to release, and the magnetic force of electromagnet is directly proportional to the electric current being passed through, therefore, in the case where guaranteeing larger current, out
The probability that now braking cannot release problem is very low.
5, the present invention is braked using mechanical braking mode, is braked using electrically releasing, and mechanical braking ensure that
The reliability of braking, electrical releasing braking make to operate more labor-saving.
6, the present invention is designed using birotor, double brake, and two rotors are corresponding with two cranks on pumping unit respectively, and two
Cover arrestment mechanism it is corresponding with two rotors respectively, compared with the single shoe brake on traditional pumping unit, not only braking response faster, and
And it is small to the impact of mechanical structure when braking.
7, one end of the invention is set there are two mechanical ports, wherein low-speed machinery port is for driving crank to rotate, high speed
Mechanical ports are used to provide power to outside pumping unit as power takeoff, in order to the implementation of other job contents in well site.
8, the present invention uses unique heat dissipation design, and the heat that motor drive mechanism and arrestment mechanism generate when working is on the one hand logical
The radiating fin for crossing hull outside sheds, and is on the other hand dispersed by the radiating block of support plate and inserting on the supporting plate outer
Boundary avoids the service life of equipment from adversely affecting to guarantee that heat distributes in time.
9, the present invention uses unique deceleration mechanism, and in the deceleration mechanism, the rotary motion of sun gear shaft passes through center
Gear shift is that planetary gear revolves and spinning motion, planetary gear revolution motion are converted to the rotation fortune of planetary gear disk
Dynamic, the rotary motion of planetary gear disk is transferred to the outside of end cap by hollow shaft, and is converted to the rotary motion of crank, so that
Deceleration mechanism is organically combined with motor drive mechanism.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of radiating block in figure；
Fig. 3 is the left view of Fig. 2.
In figure: 1- end cap, 2- planetary gear disk, 3- planetary gear, 4- planetary gear shaft, 5- magnet steel, 6- electromagnet, 7- drive
Moving plate, 8- stator, 9- rotor, 10- armature spindle, 11- brake block, 12- support plate, 13- rotary sleeve, 14- brake disc, 15- shell,
16- radiating block, 17- spring, 18- central gear, 19- hollow shaft, 20- copper sheathing bearing, 21- sun gear shaft, 22- crank, 23-
Cable, 24- brake release switch, 25- radiating fin.
Specific embodiment
The present invention is described further below in conjunction with attached drawing:
The present invention includes shell 15, stator 8 and rotor 9, and stator 8 is fixedly mounted on shell 15, and rotor 9 is by armature spindle 10
It is supported on the center of stator 8, the both ends of shell 15 are each provided with an end cap 1, and two end caps 1 and shell 15 surround described jointly
The shell of pumping unit direct drive unit.The above are common structures in the prior art, and details are not described herein.
As a great innovation of the invention, the invention also includes deceleration mechanism and arrestment mechanisms, wherein by pumping unit
Arrestment mechanism and motor drive mechanism to integrate be never existing in existing pumping unit technology.This integrated form design,
Motor, deceleration mechanism and arrestment mechanism on pumping unit is integrated in a shell 15, and this integrate not is simple
Mechanical structure pile up, but each mechanism is organically combined, you are among us and we are among you, interaction, mutual shadow
It rings.By this improvement, the present invention has significantly simplified the structure of pumping unit, avoids the application to this vulnerable part of belt, prolongs
The maintenance period for having grown pumping unit saves a large amount of manpower and material resources.
The deceleration mechanism includes central gear 18, planetary gear 3, sun gear shaft 21 and planetary gear disk 2, planet tooth
Wheel 3 is engaged with the gear ring of 15 inside of central gear 18 and shell respectively, and central gear 18 is fixedly connected on sun gear shaft 21,
The planetary gear 3 is mounted on planetary gear disk 2 by planetary gear shaft 4, central gear 18, planetary gear 3 and shell 15
The gear ring of inside together constitutes a planetary gear train speed reducing mechanism.The outside of planetary gear disk 2 is machined with hollow shaft 19, hollow
The outside of axis 19 is mounted in the circular hole in 1 center of end cap by bearing and is stretched out outside end cap 1, and the inside of hollow shaft 19 passes through
Bearing is connected to the outside of sun gear shaft 21.The present invention uses unique deceleration mechanism, in the deceleration mechanism, sun gear shaft
21 rotary motion is converted to revolution and the spinning motion of planetary gear 3, the revolution motion of planetary gear 3 by central gear 18
The rotary motion of planetary gear disk 2 is converted to, the rotary motion of planetary gear disk 2 is transferred to the outer of end cap 1 by hollow shaft 19
Side, and the rotary motion of crank 22 is converted to, so that deceleration mechanism is organically combined with motor drive mechanism.
In the operation and maintenance process of rod-pumped well, underground operation technique is many kinds of, but in most of techniques
It is required to be equipped with power source.In the prior art, since the power of motor on pumping unit can not be utilized in operation, operating personnel
Motor or diesel engine can only be provided for oneself as power source, this not only increases number of devices, and increases the maintenance of equipment, fortune
Defeated and warehouse cost.And in this application, the sun gear shaft 21 is stretched out from the end of the hollow shaft 19, so that of the invention
Both ends be provided with two mechanical ports, wherein low-speed machinery port for drive crank 22 rotate, guarantee pumping unit just
Often, high speed machine port not only takes full advantage of on pumping unit certainly in this way as power takeoff for providing power to outside pumping unit
The motor drive mechanism of band, and reduce number of devices, reduce equipment operation and maintenance cost.
In specific implementation process, clutch being arranged in the junction of crank 22 and hollow shaft 19, (clutch can be hand
Dynamic clutch, electric clutch etc., type is unlimited), after pumping unit braking, make pumping unit horsehead, walking beam, connecting rod, crank 22
It is in gravity self-balancing position with balance weight, avoids horse head, walking beam, connecting rod, crank 22 and balance weight after clutch separation
Continue movement and cause security risk, then adjusts clutch to discrete state, the present invention is cut with being connected by power for crank 22
It is disconnected, at this point, the present invention can provide external impetus under shutdown status for wellsite operation after being again started up the present invention.
The deceleration mechanism shares two groups, and two groups of deceleration mechanisms are symmetricly set on the both ends of shell 15, two groups of deceleration mechanisms
Respectively two cranks 22 provide power.
The middle part of 15 inside of shell is fixedly installed with support plate 12, and the center of support plate 12 is equipped with rotation by bearing
Pivoted housing 13.The stator 8 and rotor 9 share two pairs, and two pairs of 8 rotors 9 of stator are symmetricly set on the two sides of the support plate 12,
In, two stators 8 are fixedly mounted on 15 inside of shell, and two rotors 9 are separately mounted on two roots rotor axis 10, every roots rotor axis
10 one end passes through spline respectively and connect with the both ends of 13 inner hole of rotary sleeve, and the other end of every roots rotor axis 10 passes through respectively
Spline is connect with the shaft end of two sun gear shafts 21 in two sets of deceleration mechanisms.The arrestment mechanism shares two sets.
In the prior art, the arrestment mechanism of pumping unit is only arranged at one end of brake axle, when braking, is simultaneously from two
The resistance pole of crank 22 unevenly acts on one end of brake axle, enormous impact can be not only caused to brake axle, and brake
Response time is long.And the present invention using birotor 9, double brake design, two rotors 9 respectively with two cranks 22 on pumping unit
Corresponding, two sets of arrestment mechanisms are corresponding with two rotors 9 respectively, and compared with the single shoe brake on traditional pumping unit, not only braking is rung
It is small to the impact of mechanical structure when answering faster, and braking.
The structure of arrestment mechanism includes electromagnet 6, drive disk 7 and brake disc 14, and electromagnet 6 is fixedly connected on stator 8
Side, between stator 8 and deceleration mechanism, the drive disk 7 is fixedly connected on the side of rotor 9 for position, and position, which is located at, to be turned
Between son 9 and deceleration mechanism, magnet steel 5, the magnetic pole of magnet steel 5 and electromagnet 6 are inlaid with towards the side of electromagnet 6 in brake disc 14
Mutually exclusive, the brake disc 14 is fixedly mounted on armature spindle 10, and position is between rotor 9 and the support plate 12, system
The edge of Moving plate 14 is circular conical surface, and brake block 11, the shape of the two sides of the support plate 12 and two sets of systems are attached on circular conical surface
The shape of circular conical surface matches in two brake discs 14 in motivation structure, and when braking, electromagnet 6, which is powered, generates magnetic force, and magnetic force makes to drive
Moving plate 7 is moved to the direction far from electromagnet 6, with the relatively-stationary rotor 9 of drive disk 7, armature spindle 10 and brake disc 14 and drive
Moving plate 7 slides together, and two brake blocks 11 realize the braking of armature spindle 10 after being bonded respectively with the circular conical surface of 12 two sides of support plate.
The present invention is braked by mechanical braking mode, is adopted using the Novel brake mode electrically combined with machinery
With braking is electrically released, compared with electrical braking modes, the reliability of mechanical braking is higher, with mechanical braking mode phase
Than the electrical operation for releasing braking is more labor-saving.It, can present invention employs unique arrestment mechanism, it can be achieved that powering off automatic braking
Safety after fully ensuring that braking.The present invention has good braking ability and brake release performance: being cooperated using circular conical surface
It is braked, compared with connecting rod arrestment mechanism existing on pumping unit, structure is simple, and movable member is few, therefore braking very may be used
It leans on；Braking is released using 6 drive rotor 9 of electromagnet, the magnetic force of electromagnet 6 is directly proportional to the electric current being passed through, and therefore, is guaranteeing
In the case where larger current, occur braking cannot release problem probability it is very low.
Spring 17 is cased on the two roots rotor axis 10, two stators 8 are kept under the action of spring 17
The movement tendency close to the support plate 12 guarantees that braking is smoothly realized to make the Rapid reset after a loss of power of armature spindle 10.
Two electromagnet 6 in two sets of arrestment mechanisms are together disconnected to be powered simultaneously in 15 parallel connection outside of shell
Electricity, two windings in two stators 8 are in 15 parallel connection outside of shell together so as to the power-off that is powered simultaneously；
The circumference of the support plate 12 is equipped with slot, is correspondingly arranged on window with the slot on the shell 15, institute
It states to be inserted in slot and inserted on the outside of shell 15 across difference after the window with the matched radiating block 16 of slot shape, radiating block 16
In slot, radiating block 16 is bolted on shell 15, and the outside of the radiating block 16 is provided with radiating fin 25.
The present invention uses unique heat dissipation design, on the one hand the heat that motor drive mechanism and arrestment mechanism generate when working passes through
The radiating fin in 15 outside of shell sheds, and is on the other hand distributed by support plate 12 and the radiating block 16 being inserted into support plate 12
To the external world, to guarantee that heat distributes in time, the service life of equipment is avoided to adversely affect.With adopt in the prior art
It is compared with the electric machine structure of fan cooling, above-mentioned heat radiation structure design is novel, and it is structurally reasonable, the case where meeting radiating requirements
Flowering structure is simpler.In specific implementation process, in order to fully ensure that heat dissipation capacity, it should farthest guarantee radiating block 16 and support
The contact area of plate 12, while guaranteeing the surface area of the radiating fin 25.
Brake release switch 24 is in series on cable 23 after two 6 parallel connections of electromagnet.The present invention is provided with system
Dynamic cancel switch 24 can carry out point operation control to electromagnet 6, thus moment by the power on/off of this switch control electromagnet 6
It releases braking and brakes (i.e. " crawl ") herein after a loss of power, realize the accurate adjusting to movable member each on pumping unit position,
The magnetic force of electromagnet 6 can be changed by adjusting the input current of electromagnet 6, magnetic force has to be larger than the resistance of the axial movement of rotor 9
It can just make to brake smooth releasing, the resultant force in 12 direction of separate support plate that rotor 9 is subject to is smaller, the moment kinetic energy that rotor 9 absorbs
It is smaller, reset also faster after 9 crawl of rotor, Adjustment precision is also higher.Importantly, in the present invention, 8 winding of stator and it is used for
Releasing can be independently-powered between the electromagnet 6 of on-position, in this way, braking can be released in the case where not starting motor drive mechanism,
Each movable member is set to automatically operate to required position under the effect of gravity.
In addition, the electric driver applied on pumping unit must have good frequency control performance, and electromagnet 6 is only
The magnetic force that vertical power supply can avoid electromagnet 6 when low frequency is impacted, to guarantee that brake disc 14 and support plate 12 are suitable in the slow-speed of revolution
Benefit disengages.
The rotor 9 is p-m rotor 9, and the brake block 11 is asbestos brake lining 11, this two o'clock is conventional skill
Art, details are not described herein.
The magnet steel 5 is made of NdFeB material, and this material is a kind of rare earth ferromagnetic material, can fully ensure that braking
Smoothly release.
The support plate 12 is made of copper alloy, the copper alloy be this Albatra metal of ZCuSn10Pb1 cast copper alloy not
But there is very high hardness and machine cut performance, and there is good heating conduction, be particularly suitable as propping up in the present invention
The manufacture material of fagging 12.
Bearing between the hollow shaft 19 and sun gear shaft 21 is copper sheathing bearing 20, and copper sheathing bearing 20 is a kind of from profit
Plain besring, and radial thickness is small, is especially suitable for application here.
Claims (7)
1. a kind of pumping unit direct drive unit, including shell (15), stator (8) and rotor (9), stator (8) are fixedly mounted on
On shell (15), rotor (9) is supported on the center of stator (8) by armature spindle (10), and the both ends of shell (15) are each provided with one
End cap (1), two end caps (1) surround the shell of the pumping unit direct drive unit with shell (15) jointly, it is characterised in that:
It further include deceleration mechanism and arrestment mechanism；
The deceleration mechanism includes central gear (18), planetary gear (3), sun gear shaft (21) and planetary gear disk (2), row
Star gear (3) is engaged with the gear ring on the inside of central gear (18) and shell (15) respectively, during central gear (18) is fixedly connected on
On heart gear shaft (21), the planetary gear (3) is mounted on planetary gear disk (2) by planetary gear shaft (4), planetary gear
It is machined on the outside of disk (2) hollow shaft (19), the outside of hollow shaft (19) is mounted on the circle in the end cap (1) center by bearing
In hole and stretch out end cap (1) outside, the inside of hollow shaft (19) is connected to the outside of sun gear shaft (21), pumping unit by bearing
Crank (22) is fixedly connected on the extension end of the hollow shaft (19)；
The sun gear shaft (21) is stretched out from the end of the hollow shaft (19)；
The deceleration mechanism shares two groups, and two groups of deceleration mechanisms are symmetricly set on the both ends of shell (15)；
Middle part on the inside of the shell (15) is fixedly installed with support plate (12), and the center of support plate (12) is equipped with by bearing
Rotary sleeve (13)；
The stator (8) and rotor (9) share two pairs, and two pairs of stator (8) rotors (9) are symmetricly set on the support plate (12)
Two sides, wherein two stators (8) are fixedly mounted on the inside of shell (15), and two rotors (9) are separately mounted to two roots rotor axis
(10) on, one end of every roots rotor axis (10) passes through spline respectively and connect with the both ends of the rotary sleeve (13) inner hole, and every turns
The other end of sub- axis (10) passes through spline respectively and connect with the shaft end of two sun gear shafts (21) in two sets of deceleration mechanisms；
The arrestment mechanism shares two sets, and the structure of arrestment mechanism includes electromagnet (6), drive disk (7) and brake disc (14), electricity
Magnet (6) is fixedly connected on the side of stator (8), and position is located between stator (8) and deceleration mechanism, and the drive disk (7) is solid
Surely it is connected to the side of rotor (9), position is located between rotor (9) and deceleration mechanism, towards electromagnet (6) in brake disc (14)
Side be inlaid with magnet steel (5), magnet steel (5) and the magnetic pole of electromagnet (6) are mutually exclusive, and the brake disc (14) is fixedly mounted on
On armature spindle (10), position is located between rotor (9) and the support plate (12), and the edge of brake disc (14) is circular conical surface, circle
It is attached on the conical surface brake block (11), the shape of the two sides of the support plate (12) and two brake discs in two sets of arrestment mechanisms
(14) shape of circular conical surface matches on, and two brake blocks (11) realize armature spindle after being bonded respectively with support plate (12) two sides
(10) braking；
It is cased with spring (17) on the two roots rotor axis (10), two stators (8) are under the action of spring (17)
Keep the movement tendency close to the support plate (12)；
Two electromagnet (6) in two sets of arrestment mechanisms are together disconnected to be powered simultaneously in shell (15) parallel connection outside
Electricity, two windings in two stators (8) are in shell (15) parallel connection outside together so as to the power-off that is powered simultaneously；
The support plate (12) is made of copper alloy；
The circumference of the support plate (12) is equipped with slot, is correspondingly arranged on window with the slot on the shell (15), institute
State be inserted in slot with the matched radiating block of slot shape (16), after radiating block (16) passes through the window on the outside of the shell (15)
In slot, radiating block (16) is bolted on shell (15) difference；
Radiating fin (25) are provided on the outside of the radiating block (16)；
The radiating block (16) is made of aluminium alloy.
2. a kind of pumping unit direct drive unit according to claim 1, it is characterised in that: two electromagnet
(6) brake release switch (24) is in series on the cable (23) after parallel connection.
3. a kind of pumping unit direct drive unit according to claim 2, it is characterised in that: the rotor (9) is forever
Magnet rotor (9).
4. a kind of pumping unit direct drive unit according to claim 2, it is characterised in that: the brake block (11) is
Asbestos brake lining (11).
5. a kind of pumping unit direct drive unit according to claim 1, it is characterised in that: the magnet steel (5) is by neodymium
Iron boron material is made.
6. a kind of pumping unit direct drive unit according to claim 1, it is characterised in that: the copper alloy is
ZCuSn10Pb1 cast copper alloy.
7. a kind of pumping unit direct drive unit according to claim 1, it is characterised in that: the hollow shaft (19) and in
Bearing between heart gear shaft (21) is copper sheathing bearing (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910660700.6A CN110380570B (en) | 2019-07-22 | 2019-07-22 | Direct driving device for oil pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910660700.6A CN110380570B (en) | 2019-07-22 | 2019-07-22 | Direct driving device for oil pumping unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110380570A true CN110380570A (en) | 2019-10-25 |
| CN110380570B CN110380570B (en) | 2020-04-14 |
Family
ID=68254657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910660700.6A Active CN110380570B (en) | 2019-07-22 | 2019-07-22 | Direct driving device for oil pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110380570B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111086952A (en) * | 2019-12-26 | 2020-05-01 | 湖南中联重科建筑起重机械有限责任公司 | Brake assembly, rotary motor and crane |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090097994A1 (en) * | 2007-10-15 | 2009-04-16 | Unico, Inc. | Cranked Rod Pump Apparatus And Method |
| CN201650233U (en) * | 2010-03-26 | 2010-11-24 | 胜利油田盛运机械制造有限公司 | Oil extractor direct-connection all-in-one machine |
| CN102562003A (en) * | 2012-01-16 | 2012-07-11 | 西安交通大学 | Servo direct-driven oil pumping unit |
| CN202364052U (en) * | 2011-12-09 | 2012-08-01 | 河南长江石油机械有限公司 | Driving mechanism of tower-frame-type oil extractor |
| CN102868270A (en) * | 2012-09-20 | 2013-01-09 | 北京交通大学 | Double-stator electrically-driven/power-generating joint operation device with wind turbine |
| CN102868267A (en) * | 2012-09-28 | 2013-01-09 | 北京交通大学 | Multi-power solid rotor and laminated rotor tandem type permanent magnet synchronous motor system |
| CN204030854U (en) * | 2014-08-08 | 2014-12-17 | 彭刚 | Oil pumper machine power drags energy-saving and power generation device |
-
2019
- 2019-07-22 CN CN201910660700.6A patent/CN110380570B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090097994A1 (en) * | 2007-10-15 | 2009-04-16 | Unico, Inc. | Cranked Rod Pump Apparatus And Method |
| CN201650233U (en) * | 2010-03-26 | 2010-11-24 | 胜利油田盛运机械制造有限公司 | Oil extractor direct-connection all-in-one machine |
| CN202364052U (en) * | 2011-12-09 | 2012-08-01 | 河南长江石油机械有限公司 | Driving mechanism of tower-frame-type oil extractor |
| CN102562003A (en) * | 2012-01-16 | 2012-07-11 | 西安交通大学 | Servo direct-driven oil pumping unit |
| CN102868270A (en) * | 2012-09-20 | 2013-01-09 | 北京交通大学 | Double-stator electrically-driven/power-generating joint operation device with wind turbine |
| CN102868267A (en) * | 2012-09-28 | 2013-01-09 | 北京交通大学 | Multi-power solid rotor and laminated rotor tandem type permanent magnet synchronous motor system |
| CN204030854U (en) * | 2014-08-08 | 2014-12-17 | 彭刚 | Oil pumper machine power drags energy-saving and power generation device |
Non-Patent Citations (1)
| Title |
|---|
| 汪旭东等: "直驱抽油机用圆筒型磁通切换电动机特性分析", 《江苏大学学报(自然科学版)》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111086952A (en) * | 2019-12-26 | 2020-05-01 | 湖南中联重科建筑起重机械有限责任公司 | Brake assembly, rotary motor and crane |
| CN111086952B (en) * | 2019-12-26 | 2021-06-01 | 湖南中联重科建筑起重机械有限责任公司 | Brake assembly, rotary motor and crane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110380570B (en) | 2020-04-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105186740B (en) | A kind of inertia energy storage system | |
| JP2011112055A (en) | Brake system for wind turbine with integrated rotor lock, generator, and wind turbine | |
| JP2011112227A (en) | Brake system, generator and wind turbine | |
| CN103375246A (en) | Turbocharger unit and method for operating the same | |
| CN211089408U (en) | Outer-rotating multistage parallel-serial permanent magnet coreless motor for unmanned aerial vehicle | |
| CN110380570A (en) | Pumping unit direct drive unit | |
| CN102916558B (en) | Cage-shaped rotor magnetic coupling capable of regulating speed | |
| CN102602782A (en) | Switched reluctance type gearless tractor | |
| CN103542046B (en) | A kind of energy saving and environment friendly planet wheel type two-stage electromagnetic speed variator | |
| KR101033844B1 (en) | Breaker system using magnetic force | |
| KR101891548B1 (en) | Split Supercharger | |
| CN104578568A (en) | Motor | |
| CN114189100B (en) | Structure self-adjusting type vehicle-mounted flywheel battery coping with multiple working modes and working method thereof | |
| WO2013056458A1 (en) | Electric motor | |
| CN108141102B (en) | Electric machine | |
| CN107332429A (en) | A kind of magnetic force coupling gearing device | |
| CN103259385A (en) | Liquid-cooled salient pole electromagnetic retarder with lightweight rotor | |
| CN102647051A (en) | Servo bending-moment electromotor | |
| CN209324586U (en) | A kind of wind-driven generator units' installation accessory | |
| KR101884574B1 (en) | Split Turbocharger | |
| CN110332258A (en) | Frictional damping and driving limit actuator | |
| CN101447362A (en) | Permanent magnet swing angle electric operating mechanism of high voltage circuit breaker | |
| US20230392579A1 (en) | Generator/gearbox arrangement for a wind power installation with a brake | |
| CN114607714B (en) | Magnetic clutch for wind power generation | |
| CN207968269U (en) | A kind of mixing magnetic material wheel hub motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200317 Address after: 163000 Guangfeng street, Guangfeng District, Daqing, Heilongjiang Province, No. 23-2 Guangming Street Applicant after: DAQING HUAYU PETROLEUM MACHINERY MANUFACTURING Co.,Ltd. Address before: 163000 Guangming industrial town, Longfeng District, Heilongjiang, Daqing Applicant before: Wei Liangyan |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |