CN209483301U - Without speed reducer digital control vertical pumping unit - Google Patents
Without speed reducer digital control vertical pumping unit Download PDFInfo
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- CN209483301U CN209483301U CN201820180931.8U CN201820180931U CN209483301U CN 209483301 U CN209483301 U CN 209483301U CN 201820180931 U CN201820180931 U CN 201820180931U CN 209483301 U CN209483301 U CN 209483301U
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- rod eye
- link slot
- slot
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Abstract
The utility model relates to no speed reducer digital control vertical pumping units, including upper mounting plate, carrying roller, load belt and polished rod eye；Polished rod eye includes polished rod eye upper body and polished rod eye lower body, polished rod link slot and lower polished rod link slot are respectively equipped on the leading flank of polished rod eye upper body and polished rod eye lower body, clamping slot is further respectively had on two cell walls of upper polished rod link slot and lower polished rod link slot, is equipped with clamping block in clamping slot；Wirerope link slot is respectively equipped on polished rod eye upper body and the left side and right side of polished rod eye lower body；It further include the regulating device adjusted between the polished rod eye upper body and the polished rod eye lower body apart from size；It further include motor, the tail end of motor is equipped with electricity loss brake and encoder；Motor drives carrying roller by synchronous toothed belt.The installation of polished rod need to only dismount clamping block, structurally reasonable, be easy to use；The high transmission accuracy of roller is carried, control is accurate, and the operation of loading roller is more stable.
Description
Technical field
The utility model relates to pumping units, more particularly to without speed reducer digital control vertical pumping unit.
Background technique
Current worldwide oil field machinery oil device slows down mainly using motor as power through mechanical reducer
Afterwards, by the mechanical transmission mechanism of a variety of loads, realize that pumping for oil field deep-well pump reaches the oil recovery lifting in oil field.
Still based on beam pumping unit, no walking beam vertical oil-pumping machine is also at scale service stage in pumping unit field both domestic and external.But
With increasing for high water-cut well, heavy oil wells, deep pumping well, liquid discharging gas producing well and hypotonic well, there is an urgent need to the length using big lifting force
The vertical no beam pumping unit of stroke, this also represents the developing direction of pumping unit.
But due to applied at present complex without the most structure of walking beam vertical oil-pumping machine, reliability is poor, including
Mechanical commutation and what is electrically commutated vertical rush reversing mechanism applied by oil machine and mechanical gear deceleration mechanism determines pumping unit
Service life, the maintenance load that its abrasion, oil leak, permeability etc. result in pumping unit is big, and working efficiency is low, service life
It is short.There are also the pumping units for the permanent-magnet synchronous high torque motor substitution speed reducer that one kind electrically commutates, and structure is simple, and no oil leak is existing
As, but cost is too high, greatly hinders the sizable application in oil field.Long stroke, structure are needed in order to meet oil field production
Simply, high reliability, long service life, investment and the low no beam pumping unit of maintenance cost, have invented and have changed without deceleration electromechanics
To vertical long stroke pumping unit.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of structurally reasonable and easy to operate no speed reducer numbers
Control vertical oil-pumping machine.
In order to solve the above technical problems, the technical solution of the utility model is: without speed reducer digital control vertical pumping unit, including
Basis is equipped with pedestal on the basis of described, the pedestal is equipped with rack, and the upper end of the rack is equipped with upper mounting plate, described flat
Carrying roller is installed on platform, is wound with load belt on the carrying roller, one end of the load belt is connected with polished rod eye,
The other end of the load belt is connected with ballast box；The polished rod eye includes the polished rod eye upper body being set side by side up and down and hanging rope
The leading flank of device lower body, the polished rod eye upper body is equipped with upper polished rod link slot, and the leading flank of the polished rod eye lower body is equipped with
The slot bottom of lower polished rod link slot, the upper polished rod link slot and the lower polished rod link slot is semicircle cambered surface and the upper polished rod
The slot bottom of link slot is located at the center of the polished rod eye upper body, and the slot bottom of the lower polished rod link slot is located at the polished rod eye lower body
Center；Clamping slot, the clamping are respectively equipped on two cell walls of the upper polished rod link slot and the lower polished rod link slot
Clamping block is equipped in slot；Wirerope is respectively equipped on the polished rod eye upper body and the left side and right side of the polished rod eye lower body
Link slot, the connecting steel wire ropes for connecting the load belt are placed through on the polished rod eye upper body and the polished rod eye lower body
The wirerope link slot is simultaneously clamped in the wirerope link slot；Receiving is additionally provided on the upper side of the polished rod eye lower body
The sensor mounting groove of load transducer；It further include adjusting between the polished rod eye upper body and the polished rod eye lower body apart from size
Regulating device, the regulating device includes several regulating parts, and the regulating part is mounted on the polished rod eye by threads turn
On lower body, the upper end of the regulating part is equipped with jackscrew, and the upper end of the jackscrew is against the locating slot on the polished rod eye upper body
It is interior；；It further include the driving device for driving the polished rod eye to move up and down, the driving device includes that the carrying roller is driven to turn
The tail end of dynamic motor, the motor is equipped with electricity loss brake and encoder；The centre of the load belt is equipped with zero position
Soft iron, the upper mounting plate are equipped with the reference signal switch for detecting the zero position soft iron；The motor and the carrying roller
Between be equipped with synchronous transmission device, the synchronous transmission device includes jackshaft, and the both ends of the jackshaft are respectively equipped with centre
Axis synchronous pulley and ratio wheel, the ratio wheel are connect by synchronous toothed belt with the motor, the jackshaft synchronous pulley
It is connect by synchronous toothed belt with the carrying roller.
As a preferred technical solution, two cell walls of the wirerope link slot be equipped with through the polished rod eye upper body or
The bolt hole of the polished rod eye lower body, the connecting steel wire ropes are matched by the bolt in the bolt hole and with the bolt
The nut of conjunction is clamped in the wirerope link slot.
It as a preferred technical solution, further include losing to carry protective device, it is described including being mounted on that the mistake carries protective device
Limiter of speed, the connecting rod being mounted on the ballast box on upper mounting plate and the guide rail being mounted on the rack, the rack
Lower part is fixed with fixed pulley, further includes the wirerope in the guide rail, and the wirerope is around the limiter of speed and described
One end is connect with the connecting rod after fixed pulley, and the other end is fixed on the ballast box；It further include being mounted on the ballast box
Clamp, two pincers blocks of the clamp are distributed in the two sides of the guide rail.
It as a preferred technical solution, further include plucking load mechanism, the load mechanism of plucking includes being fixed on the counterweight
Movable pulley on case further includes the unloading wirerope that one end is fixed on the upper mounting plate, the other end of the unloading wirerope
It is connect around the movable pulley and with the carrying roller.
It is set on the ballast box as a preferred technical solution, there are two the movable pulley, two movable pulleys are symmetrical
It is arranged on the top surface of the ballast box.
The pedestal is equipped with walking mechanism as a preferred technical solution,；It is connected between the pedestal and the rack
There is retractable support.
The periphery of the upper mounting plate is equipped with guardrail as a preferred technical solution,.
By adopting the above-described technical solution, the polished rod eye without speed reducer digital control vertical pumping unit facilitates the installation of polished rod,
Without dismantling polished rod eye upper body and polished rod eye lower body, clamping block only need to be dismounted, it is structurally reasonable, it is easy to use.Pumping unit is adopted
With encoder, electricity loss brake, zero position soft iron and Synchronous Belt Drives, the accurate transmission of load belt is realized jointly,
Control accuracy is high.Meanwhile carrying and jackshaft is set between roller and motor, ratio wheel is set on jackshaft, improves motor
Bearing capacity, stable drive；Motor and carrying roller between be provided with jackshaft, be provided on jackshaft ratio wheel with it is synchronous
Wheel can provide bigger torque for carrying roller.
Another technical problem to be solved in the utility model is to provide the structurally reasonable and low use cost nothing of one kind and subtracts
Fast machine digital control vertical pumping unit.
In order to solve the above technical problems, the technical solution of the utility model is: without speed reducer digital control vertical pumping unit, including
Basis is equipped with pedestal on the basis of described, the pedestal is equipped with rack, and the upper end of the rack is equipped with upper mounting plate, described flat
Carrying roller is installed on platform, is wound with load belt on the carrying roller, one end of the load belt is connected with polished rod eye,
The other end of the load belt is connected with ballast box；The polished rod eye includes the polished rod eye upper body being set side by side up and down and hanging rope
The leading flank of device lower body, the polished rod eye upper body is equipped with upper polished rod link slot, and the leading flank of the polished rod eye lower body is equipped with
The slot bottom of lower polished rod link slot, the upper polished rod link slot and the lower polished rod link slot is semicircle cambered surface and the upper polished rod
The slot bottom of link slot is located at the center of the polished rod eye upper body, and the slot bottom of the lower polished rod link slot is located at the polished rod eye lower body
Center；Clamping slot, the clamping are respectively equipped on two cell walls of the upper polished rod link slot and the lower polished rod link slot
Clamping block is equipped in slot；Wirerope is respectively equipped on the polished rod eye upper body and the left side and right side of the polished rod eye lower body
Link slot, the connecting steel wire ropes for connecting the load belt are placed through on the polished rod eye upper body and the polished rod eye lower body
The wirerope link slot is simultaneously clamped in the wirerope link slot；Receiving is additionally provided on the upper side of the polished rod eye lower body
The sensor mounting groove of load transducer；It further include adjusting between the polished rod eye upper body and the polished rod eye lower body apart from size
Regulating device, the regulating device includes several regulating parts, and the regulating part is mounted on the polished rod eye by threads turn
On lower body, the upper end of the regulating part is equipped with jackscrew, and the upper end of the jackscrew is against in the locating slot on the polished rod eye upper body；
It further include the driving device for driving the polished rod eye to move up and down, the driving device includes that the carrying roller is driven to rotate
The tail end of motor, the motor is equipped with electricity loss brake and encoder；The centre of the load belt is equipped with zero position soft iron,
The upper mounting plate is equipped with the reference signal switch for detecting the zero position soft iron；The motor and the carrying roller pass through same
Walk tooth form V belt translation.
This pumping unit reduces jackshaft on the basis of above-mentioned oil pumping, in the case where meeting transmission performance among reduction
Axis cost capable of reducing using；The dirty problem of conventional chains transmission operation environment is also avoided simultaneously, toothed belt transmission is more accurate, side
Just pumping unit is accurately controlled, the operation of loading roller is more stable.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the structural schematic diagram of polished rod eye in the utility model embodiment；
Fig. 5 is the structural schematic diagram of polished rod eye upper body in the utility model embodiment；
Fig. 6 is sectional view along A-A in Fig. 5；
Fig. 7 is the structural schematic diagram of polished rod eye lower body in the utility model embodiment；
Fig. 8 is B-B direction cross-sectional view in Fig. 7.
In figure: 1: basis, 2: pedestal, 2-1: foundation bolt, 3: walking mechanism, 4: retractable support, 5: 5-1: rack is climbed
Ladder, 5-2: column, 5-3: upper mounting plate, 5-4: motor fixing seat, 5-5: guardrail, 5-6: guide rail, 6: motor, 6-1: motor synchronous belt
Wheel, 6-2: electricity loss brake, 6-3: encoder, 7: synchronous toothed belt, 7-1: grouped belt or synchronous belt, 7-2: ratio wheel, 7-3:
Intermediate shaft stool, 7-4: jackshaft, 7-5: jackshaft synchronous pulley, 8: carrying roller, 8-1: fulcrum bearing, 8-2: cylinder, 8-3:
Roller synchronous pulley, 9: load belt, 10: polished rod eye, 10-1: polished rod eye lower body, 10-2: sensor mounting groove, 10-3: spiral shell
Bolt, 10-4: polished rod eye upper body, 10-5: connecting steel wire ropes, 10-6: upper polished rod link slot, 10-7: clamping block, 10-8: clamping slot,
10-9: jackscrew, 10-10: regulating part, 10-11: wirerope link slot, 10-12: lower polished rod link slot, 10-13: locating slot, 11-
1: limiter of speed, 11-2: wirerope, 11-3: connecting rod, 11-4: clamp, 11-5: fixed pulley, 12-1: ballast box, 12-2: directive wheel,
12-3: movable pulley, 13: unloading wirerope, 14: reference signal switch, 15: electric cabinet.
Specific embodiment
Embodiment one: as shown in Figure 1, Figure 2, Figure 3 and Figure 4, the basis 1 of no speed reducer digital control vertical pumping unit is mounted on oil
Electric cabinet 15 is installed on the back ground on basis 1 in the side of well, and pedestal 2 is fixed on basic 1 by foundation bolt 2-1, and 4
Walking mechanism 3 is separately mounted to the two sides of the above and below of pedestal 2, and organic frame 5 on pedestal 2 connects between pedestal 2 and rack 5
It is connected to retractable support 4, ladder 5-1 is installed behind rack 5, two sides are column 5-2, are welded with guide rail on framework pillar 5-2
5-6, the top of rack 5 are upper mounting plate 5-3, and motor fixing seat 5-4 is equipped on upper mounting plate 5-3, and the periphery upper mounting plate 5-3 is equipped with
Guardrail 5-5, motor 6 are mounted on the rear portion of upper mounting plate 5-3, wherein motor 6 can be asynchronous motor, dc motor, switch
Reluctance motor or permasyn morot.Motor synchronous pulley 6-1 is installed, rear portion is equipped with power loss on the output shaft of motor 6
Encoder 6-3 is installed outside brake 6-2, electricity loss brake 6-2, the cylinder 8-2 for carrying roller 8 is solid by fulcrum bearing 8-1
It is scheduled on the side that upper mounting plate 5-3 leans on well head, roller synchronous pulley 8-3 is mounted on one end axis of cylinder 8-2, motor synchronous pulley
Synchronous toothed belt 7 is installed, between motor synchronous pulley 6-1 and synchronous toothed belt 7 also between 6-1 and roller synchronous pulley 8-3
Equipped with synchronous transmission device, the synchronous transmission device includes jackshaft 7-4, and the intermediate shaft stool 7-3 of jackshaft 7-4 is installed
Between motor 6 and carrying roller 8, installation jackshaft is same on the spindle nose of the jackshaft 7-4 with the same end roller synchronous pulley 8-3
Belt wheel 7-5 is walked, the other end of jackshaft 7-4 installs ratio wheel 7-2, and motor synchronous pulley 6-1 and ratio wheel 7-2 are synchronous belts
Wheel is driven between motor synchronous pulley 6-1 and ratio wheel 7-2 with synchronous toothed belt 7-1.
Load belt 9 is covered on carrying roller 8, load belt 9 connects oil well light with polished rod eye 10 by well head one end
Bar, the other end connect ballast box 12-1, and the side of load belt 9 is equipped with reference signal switch 14 on upper mounting plate 5-3.Load
Zero position soft iron is housed among belt 9, when the reference signal switch 14 passed through on upper mounting plate 5-3, generates pulse signal to electricity
Case 15 is controlled, the base position that load belt 9 is run is controlled as electric cabinet 15, convenient for accurately controlling the essence of each stroke
Degree.As shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the polished rod eye 10 include the polished rod eye upper body 10-4 that is set side by side up and down and
The leading flank of polished rod eye lower body 10-1, the polished rod eye upper body 10-4 are equipped with upper polished rod link slot 10-6, under the polished rod eye
The leading flank of body 10-1 is equipped with lower polished rod link slot 10-12, the upper polished rod link slot 10-6 and the lower polished rod link slot
The slot bottom of 10-12 is that the slot bottom of semicircle cambered surface and the upper polished rod link slot 10-6 are located in the polished rod eye upper body 10-4
The heart, the slot bottom of the lower polished rod link slot 10-12 are located at the center of the polished rod eye lower body 10-1.The upper polished rod link slot
Clamping slot 10-8 is further respectively had on two cell walls of 10-6 and the lower polished rod link slot 10-12, is set in the clamping slot 10-8
There is clamping block 10-7；Polished rod only needs to remove clamping block 10-7 when dismounting, and places or takes out upper polished rod for polished rod and connect
Clamping block 10-7 is put into clamping slot 10-8 again after slot 10-6 and lower polished rod link slot 10-12, is not necessarily to polished rod eye upper body
10-4 and polished rod eye lower body 10-1 is split, convenient for disassembly and assembly, is easy to use.The polished rod eye upper body 10-4 and the polished rod eye lower body
It is respectively equipped with wirerope link slot 10-11 on the left side and right side of 10-1, connects the connecting steel wire ropes of the load belt 9
10-5 is placed through the wirerope link slot 10-11 on the polished rod eye upper body 10-4 and the polished rod eye lower body 10-1 simultaneously
It is clamped in the wirerope link slot 10-11.Wirerope latch segment, wirerope locking is arranged in the lower end of connecting steel wire ropes 10-5
The outer diameter of block is greater than the internal diameter of the wirerope link slot 10-11, meanwhile, it is also set up on the side wall of lotus belt link slot 10-11
There is bolt hole, connecting steel wire ropes 10-5 is limited in wirerope link slot 10-11 by bolt 10-3 and nut.The hanging rope
The sensor mounting groove 10-2 of load-accommodating sensor is additionally provided on the upper side of device lower body 10-1；It further include adjusting the hanging rope
Regulating device between device upper body 10-4 and the polished rod eye lower body 10-1 apart from size, the regulating device include several adjustings
Part 10-10, the regulating part 10-10 are mounted on the polished rod eye lower body 10-1 by threads turn, the regulating part 10-10
Upper end be equipped with internal thread hole, further include the jackscrew 10-9 in the locating slot 10-13 being against on the polished rod eye upper body 10-4, institute
The lower end for stating jackscrew 10-9 is equipped with the external screw thread matched with the internal thread hole.Rotating regulating part 10-10 can adjust jackscrew 10-
9 height, and then realize the adjustment of distance between polished rod eye upper body 10-4 and polished rod eye lower body 10-1, in order to installed load biography
Sensor simultaneously guarantees that polished rod eye upper body 10-4 and load transducer have suitable pressure, and load transducer is avoided to be subject to crushing.
It further include plucking load mechanism, the load mechanism of plucking includes the movable pulley 12- being fixed on the ballast box 12-1
There are two movable pulley 12-3 for setting on 3, ballast box 12-1.It further include the unloading steel wire that one end is fixed on the upper mounting plate 5-3
The other end of rope 13, the unloading wirerope 13 connect around the movable pulley 12-3 and with the carrying roller 8.
When needing operation telephone-moving, load now is extractd according to above step, then unclamps the foundation bolt 2-1 on pedestal 2
30mm or so, operation walking mechanism 3 make entire oil pumping unit base 2 leave the gap of 10-20mm with basis 1, are turned with special spanner
The driving wheel of dynamic walking mechanism 3 keeps entire pumping unit mobile to non-uphole end, so that pumping unit is left well head and is greater than 700mm or more,
Convenient for workover treatment.
As depicted in figs. 1 and 2, losing and carrying protection mechanism is by limiter of speed 11-1, wirerope 11-2, connecting rod 11-3, clamp 11-
4, fixed pulley 11-5, ballast box 12-1, guide rail 5-6 composition, limiter of speed 11-1 are mounted on the rack on platform 5-3, fixed pulley 11-
5 are mounted on the lower part of rack 5, and one end connects connecting rod 11-3 after wirerope 11-2 bypasses limiter of speed 11-1 and fixed pulley 11-5, separately
One end is fixed on 12-1 on ballast box, and connecting rod 11-3 is mounted on above ballast box 12-1, and two clamp 11-4 are mounted on ballast box
Two upper lateral parts of 12-1, the pincers block of clamp 11-4 are distributed in the two sides of guide rail, are additionally provided in rack 5 as the wirerope 11-2
The directive wheel 12-2 of guiding, guide rail 5-6 are welded on the column 5-2 of rack 5.
The action process for losing load protection mechanism is: wirerope 11-2 bypasses limiter of speed 11-1 and fixed pulley when normal operation
One end connects connecting rod 11-3 after 11-5, and the other end is fixed on 12-1 on ballast box, due to the pulley and fixed pulley of limiter of speed 11-1
11-5 is freely rotated, as long as the ballast box 12-1 speed of service is lower than the setting speed of limiter of speed 11-1, limiter of speed 11-1
Wirerope 11-2 will not be embraced, wirerope 11-2 will be with proper motion above and below ballast box；When the alternating of load in operation becomes
Change cause polished rod fatigue break bar accident when, ballast box 12-1 hurtles down, when reaching the restriction speed of limiter of speed 11-1, speed limit
Wirerope 11-2 is embraced in device 11-1 movement, so that connecting rod 11-3 is lifted clamp 11-4 since ballast box 12-1 continues to fall, is made clamp
11-4 is clamped on guide rail 5-6, and since clamp 11-4 is mounted on ballast box 12-1, clamp 11-4 has been clamped on guide rail 5-6
Ballast box also just stopped whereabouts.
The operation logic of no speed reducer digital control vertical pumping unit: the control of electric cabinet 15 electricity loss brake 6-2 is obtained electric when operation
Opening brake, motor 6 inverts simultaneously, and motor 6 will by motor synchronous pulley 6-1, synchronous toothed belt 7 and roller synchronous pulley 8-3
In power transmission to the cylinder 8-2 of carrying roller 8, load belt 9 is covered on cylinder 8-2, since one end of load belt 9 has
Well head load, one end have with heavy load, and two loads are pressed on cylinder 8-2 simultaneously, generate between cylinder 8-2 and load belt 9
Very big frictional force, cylinder 8-2 rotation drive 9 uplink of load belt, connect oil well polished rod by polished rod eye 10 and drive downhole oil
Uplink is pumped, crude oil is proposed into ground.The revolution signal that encoder 6-3 is issued when motor 6 rotates is input to electric cabinet 15, and judgement is outstanding
Device 10 of restricting reaches top dead-centre, and the control commutation operating of motor 6 rotates forward at this time, drives 9 downlink of load belt by cylinder 8-2, make well
Lower oil pump is full of oil liquid, and the revolution signal that encoder 6-3 is issued is input to electric cabinet 15, judges that polished rod eye 10 reaches bottom dead centre,
Electric cabinet 15 controls motor 6 and commutates uplink, so continuously runs and completes mentioning for underground oil liquid and draw, electric cabinet 15 controls electricity when shutdown
Machine 6 stalls, the brake of electricity loss brake 6-2 power loss.
Embodiment two:
When the load on pumping unit is smaller, remove on the basis of above-mentioned pumping unit positioned at motor 6 and carrying roller 8 it
Between jackshaft 7-4, motor 6 directly by synchronous belt drive carrying roller 8, the service performance of pumping unit can not only be maintained,
Components can be reduced simultaneously, and then reduce the manufacturing cost and use cost of pumping unit.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (8)
1. without speed reducer digital control vertical pumping unit, including basis, pedestal is equipped on the basis of described, the pedestal is equipped with rack,
The upper end of the rack is equipped with upper mounting plate, is equipped with carrying roller on the upper mounting plate, is wound with load skin on the carrying roller
Band, one end of the load belt are connected with polished rod eye, and the other end of the load belt is connected with ballast box；Its feature exists
In: the polished rod eye includes the polished rod eye upper body being set side by side up and down and polished rod eye lower body, the leading flank of the polished rod eye upper body
It is equipped with upper polished rod link slot, the leading flank of the polished rod eye lower body is equipped with lower polished rod link slot, the upper polished rod link slot
Slot bottom with the lower polished rod link slot is that the slot bottom of semicircle cambered surface and the upper polished rod link slot is located on the polished rod eye
The center of body, the slot bottom of the lower polished rod link slot are located at the center of the polished rod eye lower body；The upper polished rod link slot and institute
It states and is respectively equipped with clamping slot on two cell walls of lower polished rod link slot, clamping block is equipped in the clamping slot；On the polished rod eye
It is respectively equipped with wirerope link slot on the left side and right side of body and the polished rod eye lower body, connects the company of the load belt
It connects the wirerope link slot that steel wire penetrating is located on the polished rod eye upper body and the polished rod eye lower body and is clamped on institute
It states in wirerope link slot；The sensor mounting groove of load-accommodating sensor is additionally provided on the upper side of the polished rod eye lower body；
It further include the regulating device adjusted between the polished rod eye upper body and the polished rod eye lower body apart from size, the regulating device packet
Several regulating parts are included, the regulating part is mounted on the polished rod eye lower body by threads turn, and the upper end of the regulating part is set
There is jackscrew, the upper end of the jackscrew is against in the locating slot on the polished rod eye upper body；It further include driving the polished rod eye or more
Mobile driving device, the driving device include the motor for driving the carrying roller to rotate, the tail end installation of the motor
There are electricity loss brake and encoder；The centre of the load belt is equipped with zero position soft iron, and the upper mounting plate is equipped with detection institute
State the reference signal switch of zero position soft iron；Synchronous transmission device is equipped between the motor and the carrying roller, it is described same
Walking transmission device includes jackshaft, and the both ends of the jackshaft are respectively equipped with jackshaft synchronous pulley and ratio wheel, the deceleration
Wheel is connect by synchronous toothed belt with the motor, and the jackshaft synchronous pulley passes through synchronous toothed belt and the carrying roller
Connection.
2. as described in claim 1 without speed reducer digital control vertical pumping unit, it is characterised in that: the two of the wirerope link slot
Cell wall is equipped with the bolt hole through the polished rod eye upper body or the polished rod eye lower body, and the connecting steel wire ropes are by being located at institute
It states the bolt in bolt hole and is clamped in the wirerope link slot with the nut of bolt cooperation.
3. as claimed in claim 1 or 2 without speed reducer digital control vertical pumping unit, it is characterised in that: further include losing to carry protection dress
Set, the mistake carry protective device include the limiter of speed being mounted on the upper mounting plate, the connecting rod being mounted on the ballast box and
The lower part of the guide rail being mounted on the rack, the rack is fixed with fixed pulley, further includes the steel wire in the guide rail
Rope, the wirerope connect around one end after the limiter of speed and the fixed pulley with the connecting rod, and the other end is fixed on described
On ballast box；It further include the clamp being mounted on the ballast box, two pincers blocks of the clamp are distributed in the two sides of the guide rail.
4. as claimed in claim 1 or 2 without speed reducer digital control vertical pumping unit, it is characterised in that: it further include plucking load mechanism,
The load mechanism of plucking includes the movable pulley being fixed on the ballast box, further includes that one end is fixed on unloading on the upper mounting plate
Wirerope is carried, the other end of the unloading wirerope connect around the movable pulley and with the carrying roller.
5. as claimed in claim 4 without speed reducer digital control vertical pumping unit, it is characterised in that: there are two being set on the ballast box
The movable pulley, two movable pulleys are symmetrically arranged on the top surface of the ballast box.
6. as described in claim 1 without speed reducer digital control vertical pumping unit, it is characterised in that: the pedestal is equipped with vehicle with walking machine
Structure；Retractable support is connected between the pedestal and the rack.
7. as described in claim 1 without speed reducer digital control vertical pumping unit, it is characterised in that: install on the periphery of the upper mounting plate
There is guardrail.
8. without speed reducer digital control vertical pumping unit, including basis, pedestal is equipped on the basis of described, the pedestal is equipped with rack,
The upper end of the rack is equipped with upper mounting plate, is equipped with carrying roller on the upper mounting plate, is wound with load skin on the carrying roller
Band, one end of the load belt are connected with polished rod eye, and the other end of the load belt is connected with ballast box；Its feature exists
In: the polished rod eye includes the polished rod eye upper body being set side by side up and down and polished rod eye lower body, the leading flank of the polished rod eye upper body
It is equipped with upper polished rod link slot, the leading flank of the polished rod eye lower body is equipped with lower polished rod link slot, the upper polished rod link slot
Slot bottom with the lower polished rod link slot is that the slot bottom of semicircle cambered surface and the upper polished rod link slot is located on the polished rod eye
The center of body, the slot bottom of the lower polished rod link slot are located at the center of the polished rod eye lower body；The upper polished rod link slot and institute
It states and is respectively equipped with clamping slot on two cell walls of lower polished rod link slot, clamping block is equipped in the clamping slot；On the polished rod eye
It is respectively equipped with wirerope link slot on the left side and right side of body and the polished rod eye lower body, connects the company of the load belt
It connects the wirerope link slot that steel wire penetrating is located on the polished rod eye upper body and the polished rod eye lower body and is clamped on institute
It states in wirerope link slot；The sensor mounting groove of load-accommodating sensor is additionally provided on the upper side of the polished rod eye lower body；
It further include the regulating device adjusted between the polished rod eye upper body and the polished rod eye lower body apart from size, the regulating device packet
Several regulating parts are included, the regulating part is mounted on the polished rod eye lower body by threads turn, and the upper end of the regulating part is set
There is jackscrew, the upper end of the jackscrew is against in the locating slot on the polished rod eye upper body；It further include driving the polished rod eye or more
Mobile driving device, the driving device include the motor for driving the carrying roller to rotate, the tail end installation of the motor
There are electricity loss brake and encoder；The centre of the load belt is equipped with zero position soft iron, and the upper mounting plate is equipped with detection institute
State the reference signal switch of zero position soft iron；The motor and the carrying roller pass through Synchronous Belt Drives.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820180931.8U CN209483301U (en) | 2018-02-02 | 2018-02-02 | Without speed reducer digital control vertical pumping unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820180931.8U CN209483301U (en) | 2018-02-02 | 2018-02-02 | Without speed reducer digital control vertical pumping unit |
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| CN209483301U true CN209483301U (en) | 2019-10-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111188602A (en) * | 2020-03-24 | 2020-05-22 | 山东创新石油技术有限公司 | Load loss protection device for oil pumping unit |
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2018
- 2018-02-02 CN CN201820180931.8U patent/CN209483301U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111188602A (en) * | 2020-03-24 | 2020-05-22 | 山东创新石油技术有限公司 | Load loss protection device for oil pumping unit |
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