CN111810089A - Automatic stepless speed regulation vertical oil pumping machine and automatic stepless speed regulation control method of oil pumping machine - Google Patents
Automatic stepless speed regulation vertical oil pumping machine and automatic stepless speed regulation control method of oil pumping machine Download PDFInfo
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- CN111810089A CN111810089A CN202010566683.2A CN202010566683A CN111810089A CN 111810089 A CN111810089 A CN 111810089A CN 202010566683 A CN202010566683 A CN 202010566683A CN 111810089 A CN111810089 A CN 111810089A
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- 238000005086 pumping Methods 0.000 title claims abstract description 84
- 230000033228 biological regulation Effects 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000003921 oil Substances 0.000 claims description 102
- 238000003825 pressing Methods 0.000 claims description 28
- 230000001105 regulatory effect Effects 0.000 claims description 26
- 238000009434 installation Methods 0.000 claims description 25
- 239000010687 lubricating oil Substances 0.000 claims description 25
- 238000001914 filtration Methods 0.000 claims description 21
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000007654 immersion Methods 0.000 claims description 8
- 230000001133 acceleration Effects 0.000 claims description 6
- 230000001050 lubricating effect Effects 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 4
- 230000001174 ascending effect Effects 0.000 claims description 3
- 206010063385 Intellectualisation Diseases 0.000 abstract 1
- 238000005461 lubrication Methods 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000003827 upregulation Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
- E21B43/126—Adaptations of down-hole pump systems powered by drives outside the borehole, e.g. by a rotary or oscillating drive
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/02—Rod or cable suspensions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/28—Counterweights, i.e. additional weights counterbalancing inertia forces induced by the reciprocating movement of masses in the system, e.g. of pistons attached to an engine crankshaft; Attaching or mounting same
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M3/00—Portable or wheeled frames or beds, e.g. for emergency power-supply aggregates, compressor sets
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
- F16N39/06—Arrangements for conditioning of lubricants in the lubricating system by filtration
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/14—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated the lubricant being conveyed from the reservoir by mechanical means
- F16N7/16—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated the lubricant being conveyed from the reservoir by mechanical means the oil being carried up by a lifting device
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Abstract
The invention relates to the technical field of intelligent control of a pumping unit, in particular to an automatic stepless speed regulation vertical pumping unit and an automatic stepless speed regulation control method of the pumping unit, wherein the automatic stepless speed regulation vertical pumping unit comprises a tower frame, a chain wheel, a reel, a head sheave, a connecting rope, a connecting chain, a pumping rope, a rope hanger, a first rope chain connecting piece, a second rope chain connecting piece, an intelligent control module and a driving device, wherein the bottom of the tower frame is provided with the driving device, and the output end of the driving device is fixedly provided with the chain wheel; the latter includes: the control module controls the rotation direction, the rotation speed and the starting and stopping of the hydraulic motor, and controls the flow rate of the hydraulic motor pumped into the hydraulic station. The invention has reasonable and compact structure and ingenious conception, realizes automatic stepless speed regulation of the oil pumping unit by matching the intelligent control module with the driving device, and has the characteristics of stability, high efficiency and intellectualization.
Description
Technical Field
The invention relates to the technical field of intelligent control of pumping units, in particular to an automatic stepless speed regulation vertical pumping unit and an automatic stepless speed regulation control method of the pumping unit.
Background
The stroke frequency of the oil pumping unit is the most important adjusting parameter in the production and operation of the oil pumping unit. The existing oil pumping unit mainly changes the transmission ratio of a system to realize the adjustment of stroke frequency by replacing a belt pulley. Because the number of belt pulleys cannot be infinite, each oil pumping unit can only be adjusted on a plurality of set stroke times, and meanwhile, because the belt pulleys are replaced by manual work, the stroke times of the existing oil pumping units cannot be adjusted in a stepless mode.
The stroke of the pumping unit is one of important adjusting parameters in the production and operation of the pumping unit. The traditional kowtow head mainly changes the rotation radius of a crankshaft to adjust the stroke. The specific implementation mode is that the crank pin is inserted into different hole sites on the crank to achieve the purpose of changing the rotating radius of the crank, and because the number of the vacant sites on the crank is usually only three, each pumping unit can only be adjusted on a plurality of set strokes, and meanwhile, the replacement of the position of the crank pin requires manual operation and cannot be frequently adjusted, so the stroke of the existing pumping unit cannot be adjusted in a stepless manner.
Disclosure of Invention
The invention provides an automatic stepless speed regulation vertical oil pumping machine and an automatic stepless speed regulation control method of the oil pumping machine, overcomes the defects of the prior art, and can effectively solve the problem that the existing oil pumping machine cannot realize stepless speed regulation.
One of the technical schemes of the invention is realized by the following measures: an automatic stepless speed regulation vertical oil pumping machine comprises a tower frame, a chain wheel, a head sheave, a connecting rope, a connecting chain, an oil pumping rope, a rope hanger, a first rope chain connecting piece, a second rope chain connecting piece, an intelligent control module and a driving device, wherein the bottom of the tower frame is provided with the driving device, the output end of the driving device is fixedly provided with the chain wheel, the top of the tower frame corresponding to the position above the chain wheel is provided with the chain wheel, the top of the tower frame corresponding to the position at the left of the chain wheel is provided with the head sheave, the axes of the chain wheel, the chain wheel and the head sheave are distributed along the front-back direction, the outer side of the lower part of the chain wheel is provided with the connecting chain with the upper part positioned above the chain wheel and provided with an upward opening U-shaped upper part, the outer side of the upper part of the chain wheel is provided with the connecting rope with the lower part positioned below the connecting rope and provided with a downward opening U-shaped oil pumping rope, the lower end of, the lower end of the left part of the connecting rope and the lower end of the right part of the oil pumping rope are fixedly connected with the upper end of the left part of the connecting chain through two rope chain connecting pieces, and a rope hanger is fixedly arranged at the lower end of the left part of the oil pumping rope; the intelligent control module comprises a control module and an angular velocity sensor, the angular velocity sensor capable of detecting the rotation angle and the rotation direction of the intelligent control module is arranged on the output end of the driving device, the angular velocity sensor is connected with the control module, and the control module is connected with the driving device.
The following is a further optimization or/and improvement of one of the above-mentioned technical solutions of the invention:
the driving device can comprise a hydraulic station, a hydraulic motor and a speed reducer, wherein the hydraulic station is connected with the hydraulic motor through a hydraulic pipeline, an output shaft of the hydraulic motor is in transmission connection with an input end of the speed reducer, an output end of the speed reducer is provided with a driving shaft, and a chain wheel is arranged on the driving shaft; an angular velocity sensor is arranged on an output shaft of the hydraulic motor, and the control module is connected with the hydraulic motor.
The oil filter device further comprises an immersion type filtering and lubricating box, wherein the immersion type filtering and lubricating box comprises a front bearing seat, a rear motor seat, a roller, a lubricating oil tank, a filtering oil box and an oil scooping assembly, the front bearing seat and the rear motor seat are distributed at intervals, a hydraulic motor is arranged on the front side of the rear motor seat, an output shaft in transmission connection with the input end of a speed reducer is arranged on the front side of the hydraulic motor, a driving shaft is arranged on the front side of the speed reducer, the front end of the driving shaft is installed in the front bearing seat, the lubricating oil tank with an upward opening is arranged below the middle part of the driving shaft, the roller with the lower part positioned in; the oil scooping assembly is arranged on the outer side of the roller and comprises a front supporting ring, a rear supporting ring, a front connecting rib, a rear connecting rib and an oil scooping bucket, the front supporting ring and the rear supporting ring are arranged on the outer side of the middle part of the roller at intervals in the front-rear direction, the inner side of the front end of the front supporting ring and the corresponding position on the outer side of the roller are fixedly arranged together through the front connecting rib, and the inner side of the rear end of the rear supporting ring and the corresponding position on the outer side of the roller are fixedly arranged together through the rear connecting rib; at least one oil scooping bucket is fixedly installed between the front supporting ring and the rear supporting ring at intervals along the circumference, the oil scooping bucket positioned right above the supporting rings is a main oil scooping bucket, the opening of the main oil scooping bucket is towards the right, and the opening directions of all the oil scooping buckets are consistent with that of the main oil scooping bucket; the roller top that corresponds position between the cylinder outside and the support ring inboard is equipped with the filtration oil filter box, and the filtration oil filter box includes box body, filter screen and supporting leg, and the filter hole that link up about the box body bottom is equipped with, and filter downthehole fixed mounting has the filter screen, and the box body is located between preceding splice bar and the back splice bar, and the box body left end is located the cylinder left, and the box body right-hand member is located the cylinder, and the equal fixed mounting in box body left side and right side has the lower extreme and the inboard fixed mounting supporting leg in lubricating-oil.
The outer side of the lower part of the chain wheel can be provided with two connecting chains at intervals from front to back, the outer side of the upper part of the hinge wheel is provided with four connecting ropes at intervals from front to back, and the outer side of the upper part of the head sheave is provided with four oil pumping ropes at intervals from front to back.
The first rope chain connecting piece can comprise an upper connecting piece, a lower connecting piece, a front pulley, a rear pulley, a front wheel shaft, a rear wheel shaft, an articulated shaft, a front balancing rope and a rear balancing rope, the upper connecting piece comprises a left mounting plate and a right mounting plate which are distributed at intervals from left to right, the front wheel shaft and the rear wheel shaft are fixedly mounted between the upper part of the left mounting plate and the upper part of the right mounting plate at intervals from front to back, the articulated shaft is fixedly mounted between the lower part of the left mounting plate and the lower part of the right mounting plate, the upper part of the lower connecting piece is provided with a left; the front wheel shaft outside cover is equipped with preceding pulley, the front wheel lower part outside is equipped with preceding balanced rope, the rear wheel shaft outside cover is equipped with the back pulley, the back pulley lower part outside is equipped with the balanced rope in back, preceding balanced rope and the balanced rope in back all are the ascending U font of opening, preceding balanced rope front portion upper end, preceding balanced rope rear portion upper end, the balanced rope front portion upper end in back and the balanced rope rear portion upper end in back are respectively with the connecting rope right part lower extreme fixed mounting of corresponding position together, the connecting chain right part upper end is respectively with the lower connecting piece lower extreme corresponding position installation together.
The second rope chain connecting piece can comprise a weight box, a balancing weight, a regulating rope, a connecting plate, a regulating fixed block and a regulating limiting block, the regulating rope is fixedly arranged at the lower end of the left part of the connecting rope and the lower end of the right part of the oil pumping rope, at least two regulating limiting blocks are arranged at the lower end of the regulating rope at intervals up and down, four adjusting fixing blocks are fixedly arranged in the middle of the upper end surface of the weight box corresponding to the lower position of the adjusting rope at intervals in the front-back direction, the middle of the lower side of each adjusting fixing block is provided with a limiting groove which is communicated with the front-back direction, the middle of the front end of the upper side of each adjusting fixing block and the middle of the rear end of the upper side of each adjusting fixing block are respectively provided with an installation groove which is communicated with the limiting groove in the up-down direction, the adjusting limiting blocks positioned at the, the adjusting limiting blocks adjacent to the adjusting limiting block at the lowest position are all positioned above the corresponding position adjusting fixing blocks, and the corresponding positions of the lower parts of the adjusting ropes are positioned in the mounting grooves; the middle part of the lower end surface of the weight box is fixedly provided with a connecting plate which is arranged in the front-back direction, and the upper end of the left part of the connecting chain is arranged together with the corresponding position of the connecting plate; a counterweight block is arranged in the counterweight box.
The winch also comprises a single-groove ring and a double-groove ring, wherein the single-groove ring, the double-groove ring and the single-groove ring are arranged on the outer side of the winch wheel at intervals from front to back, and the two double-groove rings are arranged on the outer side of the head sheave at intervals from front to back; the single groove ring comprises a first clamping ring, a first linear groove ring and a second clamping ring, the first clamping ring and the second clamping ring are distributed at intervals from front to back, a first straight hole and a first taper hole which are sequentially communicated from front to back are formed in the first clamping ring, the first taper hole is a circular platform hole with a narrow front part and a wide back part, a second taper hole and a second straight hole which are sequentially communicated from front to back are formed in the second clamping ring, the second taper hole is a circular platform hole with a wide front part and a narrow back part, the front end of the first linear groove ring is positioned in the first taper hole and matched with the first taper hole, and the rear end of the first linear groove ring is positioned in the second taper hole and matched with the second taper hole; the double-groove ring comprises a third clamping ring, a second wire groove ring, a fourth clamping ring, a third wire groove ring and a fifth clamping ring, the third clamping ring, the fourth clamping ring and the fifth clamping ring are distributed at intervals in the front and back direction, a third straight hole and a third taper hole which are sequentially communicated from the front to the back are arranged in the third clamping ring, the third taper hole is a round platform hole with a narrow front part and a wide back part, a fifth taper hole, a fifth straight hole and a sixth taper hole which are sequentially communicated from the front to the back are arranged in the fourth clamping ring, the fifth taper hole is a round platform hole with a wide front part and a narrow back, the sixth taper hole is a round platform hole with a narrow front part and a wide back part, a fourth taper hole and a fourth straight hole which are sequentially communicated from the front to the back are arranged in the fifth clamping ring, the fourth taper hole is a round platform hole with a wide front part and a narrow back part, the front end of the second wire groove ring is arranged in the third taper hole and is matched with the third taper hole, the rear end of the second wire groove ring is arranged in the fifth taper hole and is matched with the fifth taper hole, the front end of the third, the rear end of the third wire groove ring is positioned in the fourth taper hole and matched with the fourth taper hole; mounting ring grooves are formed in the outer sides of the middle parts of the first wire groove ring, the second wire groove ring and the third wire groove ring, and the inner sides of the upper parts of the connecting rope and the oil pumping rope are located in the mounting ring grooves at corresponding positions; the first clamping ring and the third clamping ring which are positioned on the outer side of the reel are fixedly arranged together with the outer side of the reel, the second clamping ring, the fourth clamping ring and the fifth clamping ring which are positioned on the outer side of the reel are fixedly arranged together with the outer side of the reel in a detachable mode, the third clamping ring which is positioned on the outer side of the head sheave is fixedly arranged together with the outer side of the head sheave, and the fourth clamping ring and the fifth clamping ring which are positioned on the outer side of the head sheave are fixedly arranged together with the outer side of the head sheave in a detachable mode; the second clamping ring, the fourth clamping ring, the fifth clamping ring, the first wire groove ring, the second wire groove ring and the third wire groove ring are respectively two semicircular rings which are detachably and fixedly arranged together.
The self-translation type ground-entering device also comprises a self-translation base, wherein the self-translation base is arranged between the tower frame and the base, the lower end of the tower frame is fixedly arranged on the upper side of the left part of the self-translation base, the self-translation base comprises a front-translation seat, a rear-translation seat, a pre-embedded hinge seat, an oil cylinder and a push beam, the front-translation seat and the rear-translation seat are arranged on the base at intervals, the pre-embedded hinge seat is fixedly arranged on the base corresponding to the position between the front-translation seat and the rear-translation seat and comprises a supporting plate, a front hinge seat, a rear hinge seat and a ground-entering rod, the front hinge seat and the rear hinge seat are fixedly arranged on the upper side of the supporting plate at intervals, the lower side of the supporting plate is provided with at least one ground-entering rod, the ground-entering rod is positioned below the upper end face of the base, the oil cylinder is hinged between the front hinge seat, the right end of the piston rod is hinged with the push beam, the front moving seat comprises a base plate, a base and a limiting and pressing device, the base plate is fixedly arranged at the front part of the upper end surface of the base, the base is arranged on the base plate, a pressing plate is fixedly arranged on the front side of the lower end of the base, the limiting and pressing device comprises a fixed stud, a pressing block and a fixed nut, the upper end face of the base corresponding to the front position of the pressing plate is fixedly provided with at least two fixing studs at intervals left and right, the pressing block comprises an installation part and a pressing part, the center of the installation part is provided with an installation hole which is communicated up and down, the installation part is installed on the outer side of the fixing studs through the installation hole, the upper ends of the fixing studs are located above the installation part, the upper ends of the fixing studs are fixedly provided with fixing nuts through threaded connection, the upper end of the rear side of the installation part is fixedly provided with the pressing part, the lower end face of the pressing part is in contact with the corresponding position of the upper side of the pressing plate.
The tower crane further comprises a fixed shaft seat and an adjusting shaft seat, wherein the fixed shaft seat and the adjusting shaft seat are arranged on the left and right sides of the top of the tower crane at intervals, a head sheave is arranged in the fixed shaft seat, and the lower end of the fixed shaft seat is fixedly arranged with the top of the tower crane; a reel is arranged in the adjusting shaft seat, and the lower end of the adjusting shaft seat is fixedly arranged with the top of the tower frame through a bolt.
The second technical scheme of the invention is realized by the following measures: an automatic stepless speed regulation control method of the pumping unit using the automatic stepless speed regulation vertical pumping unit comprises the following steps:
the control module controls the rotation direction, the rotation speed and the starting and stopping of the hydraulic motor, and controls the flow rate of the hydraulic motor pumped into the hydraulic station;
the control module receives a rotation angle signal and a rotation direction signal of an output shaft of the hydraulic motor, wherein the rotation angle signal and the rotation direction signal of the output shaft of the hydraulic motor are collected by an angular velocity sensor;
setting stroke and stroke frequency on the control module;
the control module calculates the starting acceleration, the uniform running speed and the stopping deceleration of the second rope chain connecting piece according to the set stroke and the set stroke frequency, and then changes the rotating speed of the hydraulic motor by controlling the flow rate of the hydraulic motor pumped into the hydraulic station, so that the second rope chain connecting piece runs at the set stroke frequency;
the control module calculates the movement value of the second rope chain connecting piece according to the rotation angle signal and the rotation direction signal of the output shaft of the hydraulic motor and the diameter of the chain wheel, and when the movement value is the same as the set stroke, the control module controls the hydraulic motor to rotate reversely, so that the second rope chain connecting piece runs in the set stroke.
The invention has reasonable and compact structure and ingenious conception, and realizes the automatic stepless speed regulation of the oil pumping unit by the matching of the intelligent control module and the driving device; by arranging the first rope chain connecting piece, the problem of unbalanced stress caused by different lengths of the four connecting ropes is avoided; the tensioning degree of the connecting rope and the oil pumping rope is adjusted by arranging a second rope chain connecting piece; the tension degree of the connecting rope and the connecting chain is adjusted by arranging the adjusting shaft seat; by arranging the immersion type filtering lubricating box, the phenomenon that scrap iron and other impurities generated in the transmission process of the chain wheel and the connecting chain are mixed in the lubricating oil box to abrade the chain wheel and the connecting chain is avoided; the self-translation base is arranged, so that the tower can be conveniently moved away from a wellhead during workover operation; can dismantle fixed grooving ring through the setting, be convenient for the grooving wearing and tearing back change has stable, efficient and intelligent characteristics.
Drawings
FIG. 1 is a schematic front view of the preferred embodiment.
FIG. 2 is a schematic sectional view of the submerged filter lubrication tank shown in FIG. 1.
Fig. 3 is a right-side view of the structure of fig. 2.
Fig. 4 is a right side view partially in section of the first tether connection of fig. 1.
Fig. 5 is a right side view of the second tether connection member of fig. 1.
FIG. 6 is a right sectional view of the single groove ring of FIG. 1.
Fig. 7 is a right sectional view of the double grooved ring of fig. 1.
Fig. 8 is a schematic top view of the self-translating foot of fig. 1.
Fig. 9 is a left side view structure diagram of the pre-buried hinge base in fig. 8.
Fig. 10 is a front sectional structural view of the spacing and compressing device in fig. 8.
The codes in the figures are respectively: 1 is a tower, 2 is a chain wheel, 3 is a reel, 4 is a head sheave, 5 is a connecting rope, 6 is a connecting chain, 7 is an oil pumping rope, 8 is a rope hanger, 9 is an oil pumping rod, 10 is a front bearing seat, 11 is a rear motor seat, 12 is a roller, 13 is a hydraulic motor, 14 is a reducer, 15 is a driving shaft, 16 is a lubricating oil tank, 17 is a front supporting ring, 18 is a rear supporting ring, 19 is a front connecting rib, 20 is a scooping oil bucket, 21 is a filtering oil box, 22 is a supporting leg, 23 is a left mounting plate, 24 is a right mounting plate, 25 is a lower connecting piece, 26 is a front pulley, 27 is a rear pulley, 28 is a front balancing rope, 29 is a rear balancing rope, 30 is a counterweight box, 31 is an adjusting rope, 32 is a connecting plate, 33 is an adjusting fixing block, 34 is an adjusting limiting block, 35 is a pre-buried seat, 36 is an oil cylinder, 37 is a push beam, 38 is a fixing stud, 39 is a fixing nut, 40 is a compression part, and 41, 42 is fixed axle bed, 43 is the regulation axle bed, 44 is first tight clamping ring, 45 is first wire groove ring, 46 is the second tight clamping ring, 47 is the third tight clamping ring, 48 is the second wire groove ring, 49 is the fourth tight clamping ring, 50 is the third wire groove ring, 51 is the fifth tight clamping ring, 52 is the installation annular.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of fig. 1 of the specification.
The invention is further described with reference to the following examples and figures:
the first embodiment is as follows: as shown in attached figures 1, 2, 3, 4, 5, 6, 7, 8, 9 and 10, the automatic stepless speed regulation vertical oil pumping machine comprises a tower frame 1, a chain wheel 2, a reel 3, a head sheave 4, a connecting rope 5, a connecting chain 6, an oil pumping rope 7, a rope hanger 8, a first rope chain connecting piece, a second rope chain connecting piece, an intelligent control module and a driving device, wherein the bottom of the tower frame 1 is provided with the driving device, the output end of the driving device is fixedly provided with the chain wheel 2, the top of the tower frame 1 corresponding to the upper position of the chain wheel 2 is provided with the reel 3, the top of the tower frame 1 corresponding to the left position of the reel 3 is provided with the head sheave 4, the axes of the chain wheel 2, the reel 3 and the head sheave 4 are distributed along the front and back direction, the outer side of the lower part of the chain wheel 2 is provided with the connecting chain 6 which is in a U shape with an upward opening, the lower part of the connecting rope 5, the outer side of the upper part of the head sheave 4 is provided with a U-shaped oil pumping rope 7 with a downward opening and a lower part below the head sheave, the lower end of the right part of the connecting rope 5 is fixedly connected with the upper end of the right part of the connecting chain 6 through a first rope chain connecting piece, the lower end of the left part of the connecting rope 5 and the lower end of the right part of the oil pumping rope 7 are fixedly connected with the upper end of the left part of the connecting chain 6 through two rope chain connecting pieces, and the lower end of the left part of the oil pumping rope 7 is fixedly provided with a rope hanger; the intelligent control module comprises a control module and an angular velocity sensor, the angular velocity sensor capable of detecting the rotation angle and the rotation direction of the intelligent control module is arranged on the output end of the driving device, the angular velocity sensor is connected with the control module, and the control module is connected with the driving device. In the using process, the tower frame 1 is arranged on a base of the existing wellhead, the lower end of the rope hanger 8 is provided with the existing well-known sucker rod 9, the chain wheel 2 is driven by the driving device, and the first rope chain connecting piece and the second rope chain connecting piece are driven to move up and down between the chain wheel 2 and the chain wheel 3 under the matching of the chain wheel 3, the connecting rope 5 and the connecting chain 6; by arranging the head sheave 4 and the pumping rope 7, the pumping rod 9 is put down when the second rope chain connecting piece goes up, and the pumping rod 9 is lifted up when the second rope chain connecting piece goes down, so that the pumping rod 9 is lifted up and down; through making reel 3 and being connected 5 cooperations of rope, replace 1 top sprocket 2 of pylon and the chain of current jack-up lifting device, when not influencing transmission efficiency, avoid using lubricating oil, removed 1 top sprocket 2 of pylon and chain from and used the lubricated loaded down with trivial details of lubricating oil.
In addition, the control module controls the automatic stepless speed regulation of the oil pumping unit according to the rotation angle signal and the rotation direction signal of the output shaft of the driving device; wherein, the rotation angle signal and the rotation direction signal of the output shaft of the driving device are collected by an angular velocity sensor; the control module controls the rotation direction, the rotation speed and the starting and stopping of the driving device.
The control module can comprise a PLC controller and an encoder, and the PLC controller can be Siemens 1200 type PLC; the sensor of angular velocity is known in the art and may be of the type OCD-CAA 1B-1216-B15S-PRM.
The automatic stepless speed regulation vertical oil pumping machine can be further optimized or/and improved according to actual requirements:
as shown in fig. 1, 2 and 3, the driving device comprises a hydraulic station, a hydraulic motor 13 and a speed reducer 14, the hydraulic station is connected with the hydraulic motor 13 through a hydraulic pipeline, an output shaft of the hydraulic motor 13 is in transmission connection with an input end of the speed reducer 14, an output end of the speed reducer 14 is provided with a driving shaft 15, and a chain wheel 2 is arranged on the driving shaft 15; an angular velocity sensor is arranged on an output shaft of the hydraulic motor 13, and the control module is connected with the hydraulic motor 13. In the using process, the control module controls the rotation direction, the rotation speed and the starting and stopping of the hydraulic motor 13, and controls the flow rate of the hydraulic station pumped into the hydraulic motor 13; the hydraulic station is a known technology, and can be a permanent hydraulic station; the hydraulic motor 13 is a continuously variable hydraulic motor 13 of the type A6VE55EP2/63W-VZL027DHB-S, as is known in the art.
As shown in fig. 1, 2 and 3, the immersion type filtering lubrication device further comprises an immersion type filtering lubrication box, the immersion type filtering lubrication box comprises a front bearing seat 10, a rear motor seat 11, a roller 12, a lubrication oil box 16, a filtering oil box 21 and an oil scooping assembly, the front bearing seat 10 and the rear motor seat 11 are distributed at intervals, a hydraulic motor 13 is arranged on the front side of the rear motor seat 11, an output shaft in transmission connection with an input end of a speed reducer 14 is arranged on the front side of the hydraulic motor 13, a driving shaft 15 is arranged on the front side of the speed reducer 14, the front end of the driving shaft 15 is installed in the front bearing seat 10, the lubrication oil box 16 with an upward opening is arranged below the middle part of the driving shaft 15, the roller 12 with a lower part located in the; the outer side of the roller 12 is provided with an oil scooping assembly, the oil scooping assembly comprises a front support ring 17, a rear support ring 18, a front connecting rib 19, a rear connecting rib and an oil scooping bucket 20, the outer side of the middle part of the roller 12 is provided with the front support ring 17 and the rear support ring 18 at intervals in the front-rear direction, the inner side of the front end of the front support ring 17 is fixedly installed with the corresponding position of the outer side of the roller 12 through the front connecting rib 19, and the inner side of the rear end of the rear support ring 18 is fixedly installed with the corresponding position of the outer side of the roller 12 through the; at least one oil scooping bucket 20 is fixedly installed between the front supporting ring 17 and the rear supporting ring 18 at intervals along the circumference, the oil scooping bucket 20 positioned right above the supporting rings is a main oil scooping bucket 20, the opening of the main oil scooping bucket 20 is rightward, and the opening directions of all the oil scooping buckets 20 are consistent with the main oil scooping bucket 20; the cylinder 12 top that corresponds position between the cylinder 12 outside and the support ring inboard is equipped with crosses oil filter box 21, crosses oil filter box 21 and includes the box body, filter screen and supporting leg 22, the box body bottom is equipped with the filtration pore of crossing through from top to bottom, filter downthehole fixed mounting has the filter screen, the box body is located between preceding splice bar 19 and the back splice bar, the box body left end is located cylinder 12 left, the box body right-hand member is located cylinder 12, the equal fixed mounting in box body left side and right side has lower extreme and 16 inboard fixed mounting supporting legs 22 in bottom of lubricating-oil tank together. In the using process, lubricating oil is injected into the lubricating oil tank 16, so that the chain wheel 2 and the lower part of the oil scooping component are immersed into the lubricating oil; when the roller 12 rotates clockwise, lubricating oil in the lubricating oil tank 16 is scooped into an oil scooping bucket 20 positioned below the filtering box 21 through the cooperation of the roller 12 and the oil scooping component, the lubricating oil in the oil scooping bucket 20 filled with the lubricating oil is poured into the filtering box 21 after the oil scooping bucket 20 rotates to the position above the filtering box 21 along with the roller 12, and the lubricating oil in the filtering box 21 flows back to the lubricating oil tank 16 after being filtered by the filter screen, so that the lubricating oil in the lubricating oil tank 16 is filtered; according to requirements, the lubricating oil tank 16 comprises an arc-shaped plate, a front side plate and a rear side plate, wherein the arc-shaped plate is in a U shape with an upward opening and is penetrated from front to back, the front side plate is fixedly installed at the front end of the arc-shaped plate, and the rear side plate is fixedly installed at the rear end of the arc-shaped plate; the lubricating oil tank 16 is internally provided with a magnetic adsorption device, so that fine iron chips in the lubricating oil can be adsorbed conveniently by the magnetic adsorption device.
As shown in the attached figures 1, 2, 3, 4, 5, 6 and 7, two connecting chains 6 are arranged on the outer side of the lower part of the chain wheel 2 at intervals from front to back, four connecting ropes 5 are arranged on the outer side of the upper part of the reel 3 at intervals from front to back, and four oil pumping ropes 7 are arranged on the outer side of the upper part of the head sheave 4 at intervals from front to back. In the use, through setting up two connecting chains 6, four connecting ropes 5 and four oil pumping rope 7, satisfy the transmission demand of this embodiment in the use, make this embodiment during operation more reliable and stable.
As shown in fig. 1 and 4, the first rope chain connecting piece comprises an upper connecting piece, a lower connecting piece 25, a front pulley 26, a rear pulley 27, a front wheel shaft, a rear wheel shaft, an articulated shaft, a front balancing rope 28 and a rear balancing rope 29, the upper connecting piece comprises a left mounting plate 23 and a right mounting plate 24 which are distributed at intervals left and right, the front wheel shaft and the rear wheel shaft are fixedly mounted between the upper part of the left mounting plate 23 and the upper part of the right mounting plate 24 at intervals front and back, the articulated shaft is fixedly mounted between the lower part of the left mounting plate 23 and the lower part of the right mounting plate 24, the upper part of the lower connecting piece 25 is provided with a hinge hole; the front wheel axle outside cover is equipped with front pulley 26, front pulley 26 lower part outside is equipped with preceding balanced rope 28, rear wheel axle outside cover is equipped with rear pulley 27, rear pulley 27 lower part outside is equipped with back balanced rope 29, preceding balanced rope 28 and back balanced rope 29 all are the ascending U font of opening, preceding balanced rope 28 anterior upper end, preceding balanced rope 28 rear portion upper end, the anterior upper end of back balanced rope 29 and the rear portion upper end of back balanced rope 29 respectively with the connecting rope 5 right part lower extreme fixed mounting of corresponding position together, connecting chain 6 right part upper end respectively with the lower extreme of lower connecting piece 25 corresponding position together. In the using process, the connecting rope 5 is sequentially provided with a first connecting rope 5, a second connecting rope 5, a third connecting rope 5 and a fourth connecting rope 5 from front to back, and the connecting chain 6 is sequentially provided with a first connecting chain 6 and a second connecting chain 6 from front to back; the lengths of the first connecting rope 5 and the second connecting rope 5 are balanced by the cooperation of the front pulley 26 and the front balancing rope 28; the lengths of the third connecting rope 5 and the fourth connecting rope 5 are balanced by matching the rear pulley 27 with the rear balancing rope 29; the lengths of the first connecting rope 5, the second connecting rope 5, the third connecting rope 5 and the fourth connecting rope 5 are balanced, and the lengths of the first connecting chain 6 and the second connecting chain 6 are balanced by hinging the upper connecting piece and the lower connecting piece 25; when the deformation amount of the first connecting rope 5, the second connecting rope 5 and the front balance rope 28 is larger than that of the third connecting rope 5, the fourth connecting rope 5 and the rear balance rope 29 in the using process, namely the total length of the first connecting rope 5, the second connecting rope 5 and the front balance rope 28 is larger than that of the third connecting rope 5, the fourth connecting rope 5 and the rear balance rope 29, the upper connecting piece is inclined in a shape of being low in the front and high in the rear, so that the stress balance of the invention is ensured, and the influence of the unbalanced stress on the service life caused by one long or short time is avoided. According to requirements, the first connecting rope 5, the second connecting rope 5 and the front balance rope 28 can be one rope, and the third connecting rope 5, the fourth connecting rope 5 and the rear balance rope 29 can be one rope; in addition, the first rope chain connecting piece also comprises a first joint and a second joint, the first joint comprises a first hinging seat and a first mounting seat, the middle part of the upper end of the first hinging seat is provided with a first mounting groove which is communicated from front to back, the front end of the lower part of the lower connecting piece 25 is positioned in the first mounting groove and hinged with the first hinging seat, the lower part of the first hinging seat is fixedly provided with the first mounting seat, the middle part of the lower end of the first mounting seat is provided with a second mounting groove which is communicated from left to right, the upper end of the right part of the connecting chain 6 positioned in the front is hinged in the second mounting groove, the second joint comprises a second hinging seat and a second mounting seat, the middle part of the upper end of the second hinging seat is provided with a second mounting groove which is communicated from front to back, the rear end of the lower part of the lower connecting piece 25 is positioned in the third mounting groove and hinged with the second hinging seat, the lower part of the second hinging seat is fixedly, the upper end of the right portion of the link chain 6 at the rear position is hinged in the second mounting groove, thereby facilitating the hinge of the upper end of the right portion of the link chain 6 with the lower connecting member 25.
As shown in the attached figures 1 and 5, the second rope chain connecting piece comprises a weight box 30, a balancing weight, an adjusting rope 31, a connecting plate 32, an adjusting fixed block 33 and an adjusting limit block 34, the lower end of the left part of the connecting rope 5 and the lower end of the right part of the oil pumping rope 7 are both fixedly provided with the adjusting rope 31, the lower end of the adjusting rope 31 is provided with at least two adjusting limit blocks 34 at intervals up and down, the middle part of the upper end surface of the weight box 30 corresponding to the lower part of the adjusting rope 31 is fixedly provided with four adjusting fixed blocks 33 at intervals front and back, the middle part of the lower side of the adjusting fixed block 33 is provided with a limit groove which is through front and back, the middle part of the front end of the upper side of the adjusting fixed block 33 and the middle part of the rear end of the upper side of the adjusting fixed block 33 are both provided with mounting grooves which are through up and down, the corresponding position of the lower part of the adjusting rope 31 is positioned in the mounting groove; a connecting plate 32 arranged in the front-back direction is fixedly arranged in the middle of the lower end face of the weight box 30, and the upper end of the left part of the connecting chain 6 is arranged together with the connecting plate 32 in a corresponding position; a counterweight is arranged in the counterweight box 30. In the using process, the connecting rope 5 and the adjusting rope 31 at the corresponding position are one rope, the pumping rope 7 and the adjusting rope 31 at the corresponding position are one rope, and the lengths of the connecting rope 5 and the pumping rope 7 are adjusted by enabling the adjusting limiting blocks 34 at different positions on the adjusting rope 31 to be positioned in the limiting grooves; the connecting rope 5 and the oil pumping rope 7 are respectively fixed with the weight box 30 by arranging the adjusting fixing block 33, and when the tensioning degree of the connecting rope 5 and the oil pumping rope 7 needs to be adjusted, the adjusting limiting blocks 34 at the proper positions of the lower parts of the connecting rope 5 and the oil pumping rope 7 are arranged in the limiting grooves, so that the tensioning adjustment of the connecting rope 5 and the oil pumping rope 7 is realized; by arranging the connecting plate 32, the lower part of the weight box 30 is conveniently installed with the connecting chain 6 through the connecting plate 32; in addition, the connection rope 5 between the adjusting limit block 34 positioned in the limit groove and the adjacent adjusting limit block 34 above the adjusting limit block is positioned in the mounting groove, and the front side and the rear side of the adjusting fixed block 33 can be provided with a slip-off preventing pin, a guillotine-type limit stop strip, a hinged stop block and the like, so that the adjusting rope 31 is prevented from slipping out of the mounting groove. According to the requirements, the second rope chain connecting piece further comprises a third joint and a fourth joint, the third joint comprises a third hinge seat and a third mounting seat, a fifth mounting groove which is through from front to back is formed in the middle of the upper end of the third hinge seat, the front end of the lower portion of the connecting plate 32 is located in the fifth mounting groove and hinged with the third hinge seat, the third mounting seat is fixedly mounted on the lower portion of the third hinge seat, a sixth mounting groove which is through from left to right is formed in the middle of the lower end of the third mounting seat, and the upper end of the left portion located in the front is hinged in the sixth mounting groove; the fourth joint includes articulated seat of fourth and fourth mount pad, the seventh mounting groove that link up around articulated seat upper end middle part of fourth is equipped with, connecting plate 32 lower part rear end is located the seventh mounting groove and articulates together with the articulated seat of fourth, the articulated seat lower part fixed mounting of fourth has the fourth mount pad, the eighth mounting groove that link up about fourth mount pad lower extreme middle part is equipped with, it articulates in the eighth mounting groove to be located rear position left part upper end, be convenient for from this the articulated together of 6 left parts upper ends of connecting chain and connecting plate 32.
As shown in the attached figures 1, 6 and 7, the device also comprises a single-groove ring and a double-groove ring, wherein the single-groove ring, the double-groove ring and the single-groove ring are arranged on the outer side of the reel 3 at intervals from front to back, and the two double-groove rings are arranged on the outer side of the head sheave 4 at intervals from front to back; the single groove ring comprises a first clamping ring 44, a first linear groove ring 45 and a second clamping ring 46, the first clamping ring 44 and the second clamping ring 46 are distributed at intervals from front to back, a first straight hole and a first taper hole which are sequentially communicated from front to back are arranged in the first clamping ring 44, the first taper hole is a circular cone hole which is narrow in front and wide in back, a second taper hole and a second straight hole which are sequentially communicated from front to back are arranged in the second clamping ring 46, the second taper hole is a circular cone hole which is wide in front and narrow in back, the front end of the first linear groove ring 45 is positioned in the first taper hole and matched with the first taper hole, and the rear end of the first linear groove ring 45 is positioned in the second taper hole and matched with the second taper hole; the double-groove ring comprises a third clamping ring 47, a second wire groove ring 48, a fourth clamping ring 49, a third wire groove ring 50 and a fifth clamping ring 51, the third clamping ring 47, the fourth clamping ring 49 and the fifth clamping ring 51 are distributed at intervals from front to back, a third straight hole and a third taper hole which are sequentially communicated from front to back are arranged in the third clamping ring 47, the third taper hole is a round platform hole which is narrow in front and wide in back, a fifth taper hole, a fifth straight hole and a sixth taper hole which are sequentially communicated from front to back are arranged in the fourth clamping ring 49, the fifth taper hole is a round platform hole which is wide in front and narrow in back, the sixth taper hole is a round platform hole which is narrow in front and wide in back, a fourth taper hole and a fourth straight hole which are sequentially communicated from front to back are arranged in the fifth clamping ring 51, the fourth taper hole is a round platform hole which is wide in front and narrow in back, the front end of the second wire groove ring 48 is positioned in the third taper hole and matched with the third taper hole, and the rear end of the second wire groove ring 48 is positioned in the fifth taper hole and matched with the fifth taper hole, the front end of the third wire groove ring 50 is positioned in the sixth taper hole and matched with the sixth taper hole, and the rear end of the third wire groove ring 50 is positioned in the fourth taper hole and matched with the fourth taper hole; the outer sides of the middle parts of the first wire groove ring 45, the second wire groove ring 48 and the third wire groove ring 50 are all provided with mounting ring grooves 52, and the inner sides of the upper parts of the connecting rope 5 and the oil pumping rope 7 are all positioned in the mounting ring grooves 52 at the corresponding positions; the first clamping ring 44 and the third clamping ring 47 which are positioned on the outer side of the sheave 3 are fixedly arranged together with the outer side of the sheave 3, the second clamping ring 46, the fourth clamping ring 49 and the fifth clamping ring 51 which are positioned on the outer side of the sheave 3 are fixedly arranged together with the outer side of the sheave 3 in a detachable manner, the third clamping ring 47 which is positioned on the outer side of the head sheave 4 is fixedly arranged together with the outer side of the head sheave 4, and the fourth clamping ring 49 and the fifth clamping ring 51 which are positioned on the outer side of the head sheave 4 are fixedly arranged together with the outer side of the head sheave 4 in a detachable manner; the second clamping ring 46, the fourth clamping ring 49, the fifth clamping ring 51, the first wire groove ring 45, the second wire groove ring 48 and the third wire groove ring 50 are respectively two semicircular rings which are detachably and fixedly arranged together. According to the demand, in order to avoid the position interference between the connecting rope 5 and the pumping rope 7, the connecting rope is conveniently connected with eight adjusting ropes 31 on four adjusting limiting blocks 34 on the weight box 30, the four connecting ropes 5 and the four pumping ropes 7 are the first connecting rope 5, the first pumping rope 7, the second connecting rope 5, the third pumping rope 7, the fourth pumping rope 7 and the fourth connecting rope 5 from front to back. In the using process, the first clamping ring 44 can be used for pressing the front end of the first wire casing ring 45 in the first taper hole through the arrangement of the first taper hole in the first clamping ring 44, the second clamping ring 46 can be used for pressing the rear end of the first wire casing ring 45 in the second taper hole through the arrangement of the second taper hole in the second clamping ring 46, so that the first wire casing ring 45 can be limited by the first clamping ring 44 and the second clamping ring 46, and when the first wire casing ring 45 needs to be replaced, the first wire casing ring 45 can be taken down from the outer side of the reel 3 by disassembling the second clamping ring 46; through the arrangement of the third taper hole on the third clamping ring 47, the third clamping ring 47 can compress the front end of the second wire chase ring 48 positioned in the first taper hole, and through the arrangement of the fifth taper hole on the fourth clamping ring 49, the fourth clamping ring 49 can compress the rear end of the second wire chase ring 48 positioned in the fifth taper hole, so that the third clamping ring 47 and the fourth clamping ring 49 can limit the second wire chase ring 48; through the setting of the sixth taper hole on the fourth clamping ring 49, make the fourth clamping ring 49 can compress tightly the third wire casing ring 50 front end that is located the sixth taper hole, through the setting of the fourth taper hole on the fifth clamping ring 51, make the fifth clamping ring 51 can compress tightly the third wire casing ring 50 rear end that is located the fourth taper hole, realize from this that fourth clamping ring 49 and fifth clamping ring 51 are spacing to third wire casing ring 50, when needing to change second wire casing ring 48 or third wire casing ring 50, the accessible is dismantled fourth clamping ring 49 or fifth and is sticis, just can take off second wire casing ring 48 or third wire casing ring 50 from hank wheel 3 or day wheel 4 outside. In addition, taking the second clamping ring 46 as an example, it can be detachably fixed with the reel 3 by using a known technology, such as a bolt, a limit pin, a snap spring, etc.
As shown in the attached figures 1, 8, 9 and 10, the self-translation device further comprises a self-translation base, the self-translation base is arranged between the tower frame 1 and the base, the lower end of the tower frame 1 is fixedly arranged on the upper side of the left part of the self-translation base, the self-translation base comprises a front moving seat, a rear moving seat, a pre-embedded hinge seat 35, an oil cylinder 36 and a push beam 37, the front moving seat and the rear moving seat are arranged on the base at intervals, the pre-embedded hinge seat 35 is fixedly arranged on the base corresponding to the position between the front moving seat and the rear moving seat, the pre-embedded hinge seat 35 comprises a support plate, a front hinge seat, a rear hinge seat and a ground entering rod, the front hinge seat and the rear hinge seat are fixedly arranged on the upper side of the support plate at intervals, at least one ground entering rod is arranged on the lower side of the support plate, the ground entering rod is positioned below the upper end surface of the base, the oil cylinder 36 is hinged between the front hinge seat and the rear seat, a, the right end of the piston rod is hinged with a push beam 37, the front moving seat comprises a backing plate, a base and a limiting and pressing device, the backing plate is fixedly arranged on the front portion of the upper end face of the base, the base is arranged on the backing plate, a pressing plate is fixedly arranged on the front side of the lower end of the base, the limiting and pressing device comprises fixing studs 38, pressing blocks and fixing nuts 39, at least two fixing studs 38 are fixedly arranged on the upper end face of the base corresponding to the front position of the pressing plate at intervals from left to right, each pressing block comprises an installation portion 41 and a pressing portion 40, an installation hole which is communicated up and down is formed in the center of the installation portion 41, the installation portion 41 is arranged on the outer side of the fixing stud 38 through the installation hole, the upper end of each fixing stud 38 is positioned above the installation portion 41, the fixing nuts 39 are fixedly arranged on the upper end, the rear moving seat and the front moving seat have the same structure and are symmetrically distributed in the front and the back. In the use process, the piston rod in the oil cylinder 36 extends rightwards to push the push beam 37 to enable the front moving seat and the rear moving seat to integrally move rightwards, so that the tower frame 1 is far away from a well head, and the oil pumping unit and the tower frame 1 are prevented from being detached and hoisted from a well head base during well repairing operation. The base and the compacting plate are integrally arranged and are in the prior known technology, such as I-shaped steel; the base is a conventional concrete casting, which may be C15 concrete, and the lower ends of the ground rod, the tie plate and the fixing stud 38 are embedded in the base, so as to fix the embedded hinge seat 35, the tie plate and the fixing stud 38. In the use process, the pressing block presses the pressing plate by screwing the fixing nut 39, so that the base is prevented from moving relative to the base plate; the base can move relative to the base plate under the action of the oil cylinder 36 by loosening the fixing nut 39; the base is provided with the base plate, so that the base is prevented from being uneven due to factors such as weathering and the like; in addition, the friction coefficient of the steel plate is smaller than that of the cement concrete, so that the base moves on the base plate made of the steel plate, and the friction force can be reduced. According to the requirement, the pre-buried hinged seat 35 further comprises a reinforcing rod and a ground-entering hook, the ground-entering rod comprises a first ground-entering rod, a second ground-entering rod, a third ground-entering rod and a fourth ground-entering rod, a first mounting hole is arranged at the front left part of the supporting plate, the first ground-entering rod is fixedly mounted in the first mounting hole, a second mounting hole is arranged at the front right part of the supporting plate, the second ground-entering rod is fixedly mounted in the second mounting hole, a third mounting hole is arranged at the rear left part of the supporting plate, the third ground-entering rod is fixedly mounted in the third mounting hole, a fourth mounting hole is arranged at the rear right part of the supporting plate, the fourth ground-entering rod is fixedly mounted in the fourth mounting hole, the reinforcing rod is fixedly mounted between the first ground-entering rod and the second ground-entering rod, the reinforcing rod is fixedly mounted between the first ground-entering rod and the third ground-entering rod, the reinforcing rod is fixedly mounted between the second ground-entering rod and the fourth ground-entering rod, the reinforcing rod is, the lower ends of the first ground entering rod, the second ground entering rod, the third ground entering rod and the fourth ground entering rod are fixedly provided with ground entering hooks; the base comprises a left base and a right base, and the right end of the left base and the left end of the right base are detachably and fixedly arranged together; the front moving seat also comprises anti-rotation columns, and the bases corresponding to the left side and the right side of the mounting part 41 are respectively provided with an upward vertical anti-rotation column; the self-translation base further comprises support beams, and at least two support beams are fixedly arranged between the front moving seat and the rear moving seat at left and right intervals.
As shown in the attached figure 1, the tower crane further comprises a fixed shaft seat 42 and an adjusting shaft seat 43, the fixed shaft seat 42 and the adjusting shaft seat 43 are arranged on the top of the tower frame 1 at intervals from left to right, a head sheave 4 is installed in the fixed shaft seat 42, and the lower end of the fixed shaft seat 42 is fixedly installed with the top of the tower frame 1; a reel 3 is arranged in the adjusting shaft seat 43, and the lower end of the adjusting shaft seat 43 is fixedly arranged with the top of the tower frame 1 through a bolt. In the use, be convenient for at 1 top installation head sheave 4 of pylon through setting up fixed axle bed 42, be convenient for at 1 top installation reel 3 of pylon through setting up regulation axle bed 43, in addition, it is fixed with pylon 1 with regulation axle bed 43 through the bolt, can change the height of adjusting axle bed 43 through the pine of unscrewing or the bolt of screwing to adjust the rate of tension of connecting rope 5 through the height that changes regulation axle bed 43.
Example two: as shown in the attached figure 1, the automatic stepless speed regulation control method of the pumping unit using the automatic stepless speed regulation vertical pumping unit comprises the following steps:
s1: the control module controls the rotation direction, the rotation speed and the starting and stopping of the hydraulic motor 13, and controls the flow rate of the hydraulic motor 13 pumped by the hydraulic station;
s2: the control module receives a rotation angle signal and a rotation direction signal of an output shaft of the hydraulic motor 13, wherein the rotation angle signal and the rotation direction signal of the output shaft of the hydraulic motor 13 are collected by an angular velocity sensor;
s3: setting stroke s1 and stroke times on the control module;
s4: the control module calculates the starting acceleration, the uniform running speed and the stopping deceleration of the second rope chain connecting piece according to the set stroke s1 and the stroke frequency, and then changes the rotating speed of the hydraulic motor 13 by controlling the flow rate of the hydraulic motor 13 pumped into the hydraulic station, so that the second rope chain connecting piece runs at the set stroke frequency;
s5: the control module calculates a movement value s2 of the second rope chain connector according to a rotation angle signal and a rotation direction signal of an output shaft of the hydraulic motor 13 and the diameter of the chain wheel 2 through the following formula, when the movement value s2 is different from a set stroke s1, the control module controls the hydraulic motor 13 to rotate in the same direction, and when the movement value s2 is the same as the set stroke s1, the control module controls the hydraulic motor 13 to rotate in the reverse direction, so that the second rope chain connector operates with the set stroke s 1;
s2=（n°/360°）×π×d
wherein n is the rotation angle of the output shaft of the hydraulic motor 13, and d is the diameter of the chain wheel 2;
the time of the second rope link running stroke s1 is set as T, the starting acceleration a1 and the stopping deceleration a2 of the second rope link are calculated according to T, the stroke s1 and the starting time of the hydraulic motor 13, the calculation steps of a1 and a2 are known in the prior art and are not described again, and the control module changes the rotation speed of the hydraulic motor 13 by controlling the flow rate of the hydraulic motor 13 pumped into the hydraulic station, so that the acceleration of the second rope link in the starting stage reaches the starting acceleration a1, and the deceleration in the stopping stage reaches the stopping deceleration a 2.
The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and unnecessary technical features can be increased or decreased according to actual needs to meet the requirements of different situations.
Claims (9)
1. An automatic stepless speed regulation vertical oil pumping machine is characterized by comprising a tower frame, a chain wheel, a head sheave, a connecting rope, a connecting chain, an oil pumping rope, a rope hanger, a first rope chain connecting piece, a second rope chain connecting piece, an intelligent control module and a driving device, wherein the bottom of the tower frame is provided with the driving device, the output end of the driving device is fixedly provided with the chain wheel, the top of the tower frame corresponding to the upper position of the chain wheel is provided with the chain wheel, the top of the tower frame corresponding to the left position of the chain wheel is provided with the head sheave, the axes of the chain wheel, the chain wheel and the head sheave are distributed along the front-back direction, the outer side of the lower part of the chain wheel is provided with the connecting chain with the upper part positioned above the connecting chain and provided with an upward opening U shape, the outer side of the upper part of the chain wheel is provided with the connecting rope with the lower part positioned below the connecting rope and provided with a downward opening U shape, the lower end of the right part of the connecting rope is, the lower end of the left part of the connecting rope and the lower end of the right part of the oil pumping rope are fixedly connected with the upper end of the left part of the connecting chain through two rope chain connecting pieces, and a rope hanger is fixedly arranged at the lower end of the left part of the oil pumping rope; the intelligent control module comprises a control module and an angular velocity sensor, the angular velocity sensor capable of detecting the rotation angle and the rotation direction of the intelligent control module is arranged on the output end of the driving device, the angular velocity sensor is connected with the control module, and the control module is connected with the driving device.
2. The automatic stepless speed regulating vertical oil pumping machine according to claim 1, characterized in that the driving device comprises a hydraulic station, a hydraulic motor and a speed reducer, the hydraulic station is connected with the hydraulic motor through a hydraulic pipeline, an output shaft of the hydraulic motor is in transmission connection with an input end of the speed reducer, an output end of the speed reducer is provided with a driving shaft, and a chain wheel is arranged on the driving shaft; an angular velocity sensor is arranged on an output shaft of the hydraulic motor, and the control module is connected with the hydraulic motor.
3. The automatic stepless speed regulating vertical oil pumping unit according to claim 2, characterized by further comprising an immersion type filtering and lubricating box, wherein the immersion type filtering and lubricating box comprises a front bearing seat, a rear motor seat, a roller, a lubricating oil tank, a filtering oil box and an oil scooping assembly, the front bearing seat and the rear motor seat are distributed at intervals in the front and rear direction, a hydraulic motor is arranged on the front side of the rear motor seat, an output shaft in transmission connection with an input end of a speed reducer is arranged on the front side of the hydraulic motor, a driving shaft is arranged on the front side of the speed reducer, the front end of the driving shaft is installed in the front bearing seat, the lubricating oil tank with an upward opening is arranged below the middle part of the driving shaft, the roller with the lower; the oil scooping assembly is arranged on the outer side of the roller and comprises a front supporting ring, a rear supporting ring, a front connecting rib, a rear connecting rib and an oil scooping bucket, the front supporting ring and the rear supporting ring are arranged on the outer side of the middle part of the roller at intervals in the front-rear direction, the inner side of the front end of the front supporting ring and the corresponding position on the outer side of the roller are fixedly arranged together through the front connecting rib, and the inner side of the rear end of the rear supporting ring and the corresponding position on the outer side of the roller are fixedly arranged together through the rear connecting rib; at least one oil scooping bucket is fixedly installed between the front supporting ring and the rear supporting ring at intervals along the circumference, the oil scooping bucket positioned right above the supporting rings is a main oil scooping bucket, the opening of the main oil scooping bucket is towards the right, and the opening directions of all the oil scooping buckets are consistent with that of the main oil scooping bucket; the roller top that corresponds position between the cylinder outside and the support ring inboard is equipped with the filtration oil filter box, and the filtration oil filter box includes box body, filter screen and supporting leg, and the filter hole that link up about the box body bottom is equipped with, and filter downthehole fixed mounting has the filter screen, and the box body is located between preceding splice bar and the back splice bar, and the box body left end is located the cylinder left, and the box body right-hand member is located the cylinder, and the equal fixed mounting in box body left side and right side has the lower extreme and the inboard fixed mounting supporting leg in lubricating-oil.
4. The vertical pumping unit of claim 1, 2 or 3, wherein two connecting chains are spaced at a distance from the front to the rear outside of the lower part of the chain wheel, four connecting ropes are spaced at a distance from the front to the rear outside of the upper part of the sheave, and four pumping ropes are spaced at a distance from the front to the rear outside of the upper part of the head sheave.
5. The vertical pumping unit of claim 4, wherein the first rope chain connector comprises an upper connector, a lower connector, a front pulley, a rear pulley, a front axle, a rear axle, a hinge shaft, a front balancing rope and a rear balancing rope, the upper connector comprises a left mounting plate and a right mounting plate which are distributed at intervals left and right, the front axle and the rear axle are fixedly mounted between the upper part of the left mounting plate and the upper part of the right mounting plate at intervals front and rear, the hinge shaft is fixedly mounted between the lower part of the left mounting plate and the lower part of the right mounting plate, the upper part of the lower connector is provided with a hinge hole which is communicated left and right, and the lower connector is sleeved outside the; the front wheel shaft outside cover is equipped with preceding pulley, the front wheel lower part outside is equipped with preceding balanced rope, the rear wheel shaft outside cover is equipped with the back pulley, the back pulley lower part outside is equipped with the balanced rope in back, preceding balanced rope and the balanced rope in back all are the ascending U font of opening, preceding balanced rope front portion upper end, preceding balanced rope rear portion upper end, the balanced rope front portion upper end in back and the balanced rope rear portion upper end in back are respectively with the connecting rope right part lower extreme fixed mounting of corresponding position together, the connecting chain right part upper end is respectively with the lower connecting piece lower extreme corresponding position installation together.
6. The automatic stepless speed regulating vertical pumping unit according to claim 4 or 5, characterized in that the second rope chain connecting piece comprises a weight box, a balancing weight, a regulating rope, a connecting plate, regulating fixed blocks and regulating limit blocks, the regulating rope is fixedly installed at the lower end of the left part of the connecting rope and the lower end of the right part of the pumping rope, at least two regulating limit blocks are arranged at the lower end of the regulating rope at intervals up and down, four regulating fixed blocks are fixedly installed at the middle part of the upper end surface of the weight box corresponding to the lower part of the regulating rope at intervals up and down, the middle part of the lower side of the regulating fixed blocks is provided with limit grooves which are communicated with each other front and back, the regulating limit blocks at the lowest position are all located in the limit grooves at the corresponding positions, the regulating limit blocks adjacent to the regulating limit blocks at the lowest position are all located above the regulating fixed blocks at the corresponding positions, the corresponding position of the lower part of the adjusting rope is positioned in the mounting groove; the middle part of the lower end surface of the weight box is fixedly provided with a connecting plate which is arranged in the front-back direction, and the upper end of the left part of the connecting chain is arranged together with the corresponding position of the connecting plate; a counterweight block is arranged in the counterweight box.
7. The automatic stepless speed regulating vertical oil pumping machine according to claim 4, 5 or 6, characterized by further comprising a single-groove ring and a double-groove ring, wherein the single-groove ring, the double-groove ring and the single-groove ring are arranged at intervals from front to back outside the sheave, and the two double-groove rings are arranged at intervals from front to back outside the head sheave; the single groove ring comprises a first clamping ring, a first linear groove ring and a second clamping ring, the first clamping ring and the second clamping ring are distributed at intervals from front to back, a first straight hole and a first taper hole which are sequentially communicated from front to back are formed in the first clamping ring, the first taper hole is a circular platform hole with a narrow front part and a wide back part, a second taper hole and a second straight hole which are sequentially communicated from front to back are formed in the second clamping ring, the second taper hole is a circular platform hole with a wide front part and a narrow back part, the front end of the first linear groove ring is positioned in the first taper hole and matched with the first taper hole, and the rear end of the first linear groove ring is positioned in the second taper hole and matched with the second taper hole; the double-groove ring comprises a third clamping ring, a second wire groove ring, a fourth clamping ring, a third wire groove ring and a fifth clamping ring, the third clamping ring, the fourth clamping ring and the fifth clamping ring are distributed at intervals in the front and back direction, a third straight hole and a third taper hole which are sequentially communicated from the front to the back are arranged in the third clamping ring, the third taper hole is a round platform hole with a narrow front part and a wide back part, a fifth taper hole, a fifth straight hole and a sixth taper hole which are sequentially communicated from the front to the back are arranged in the fourth clamping ring, the fifth taper hole is a round platform hole with a wide front part and a narrow back, the sixth taper hole is a round platform hole with a narrow front part and a wide back part, a fourth taper hole and a fourth straight hole which are sequentially communicated from the front to the back are arranged in the fifth clamping ring, the fourth taper hole is a round platform hole with a wide front part and a narrow back part, the front end of the second wire groove ring is arranged in the third taper hole and is matched with the third taper hole, the rear end of the second wire groove ring is arranged in the fifth taper hole and is matched with the fifth taper hole, the front end of the third, the rear end of the third wire groove ring is positioned in the fourth taper hole and matched with the fourth taper hole; mounting ring grooves are formed in the outer sides of the middle parts of the first wire groove ring, the second wire groove ring and the third wire groove ring, and the inner sides of the upper parts of the connecting rope and the oil pumping rope are located in the mounting ring grooves at corresponding positions; the first clamping ring and the third clamping ring which are positioned on the outer side of the reel are fixedly arranged together with the outer side of the reel, the second clamping ring, the fourth clamping ring and the fifth clamping ring which are positioned on the outer side of the reel are fixedly arranged together with the outer side of the reel in a detachable mode, the third clamping ring which is positioned on the outer side of the head sheave is fixedly arranged together with the outer side of the head sheave, and the fourth clamping ring and the fifth clamping ring which are positioned on the outer side of the head sheave are fixedly arranged together with the outer side of the head sheave in a detachable mode; the second clamping ring, the fourth clamping ring, the fifth clamping ring, the first wire groove ring, the second wire groove ring and the third wire groove ring are respectively two semicircular rings which are detachably and fixedly arranged together.
8. The automatic stepless speed regulating vertical oil pumping unit as claimed in claim 1, 2, 3, 4, 5, 6 or 7, characterized in that it further comprises a self-translation base, a self-translation base is arranged between the tower and the base, the lower end of the tower is fixedly mounted on the upper side of the left part of the self-translation base, the self-translation base comprises a front moving seat, a rear moving seat, a pre-embedded hinge seat, an oil cylinder and a push beam, the front moving seat and the rear moving seat are arranged on the base at intervals, the pre-embedded hinge seat is fixedly mounted on the base corresponding to the position between the front moving seat and the rear moving seat, the pre-embedded hinge seat comprises a support plate, a front hinge seat, a rear hinge seat and a ground entering rod, the front hinge seat and the rear hinge seat are fixedly mounted on the upper side of the support plate at intervals, at least one ground entering rod is arranged on the lower side of the support plate, the ground entering rod is located below the upper end surface of the base, a push beam is fixedly arranged between the front moving seat and the rear moving seat corresponding to the right position of the piston rod, the right end of the piston rod is hinged with the push beam, the front moving seat comprises a backing plate, a base and a limiting pressing device, the front part of the upper end surface of the base is fixedly provided with the backing plate, the upper seat of the backing plate is provided with the base, the front side of the lower end of the base is fixedly provided with a pressing plate, the limiting pressing device comprises fixing studs, pressing blocks and fixing nuts, at least two fixing studs are fixedly arranged on the left and right sides of the upper end surface of the base corresponding to the front position of the pressing plate at intervals, each pressing block comprises an installation part and a pressing part, the center of the installation part is provided with an installation hole which is communicated up and down, the installation part is installed outside the fixing studs through the installation hole, the upper ends of the fixing studs are positioned above the installation part, the rear moving seat and the front moving seat have the same structure and are symmetrically distributed in the front and the back; or/and the tower crane further comprises a fixed shaft seat and an adjusting shaft seat, wherein the fixed shaft seat and the adjusting shaft seat are arranged on the left and right of the top of the tower crane at intervals, a head sheave is arranged in the fixed shaft seat, and the lower end of the fixed shaft seat is fixedly arranged with the top of the tower crane; a reel is arranged in the adjusting shaft seat, and the lower end of the adjusting shaft seat is fixedly arranged with the top of the tower frame through a bolt.
9. An automatic stepless speed regulating control method for a pumping unit of an automatic stepless speed regulating vertical pumping unit according to any one of claims 2 to 8, characterized by comprising the following steps:
the control module controls the rotation direction, the rotation speed and the starting and stopping of the hydraulic motor, and controls the flow rate of the hydraulic motor pumped into the hydraulic station;
the control module receives a rotation angle signal and a rotation direction signal of an output shaft of the hydraulic motor, wherein the rotation angle signal and the rotation direction signal of the output shaft of the hydraulic motor are collected by an angular velocity sensor;
setting stroke and stroke frequency on the control module;
the control module calculates the starting acceleration, the uniform running speed and the stopping deceleration of the second rope chain connecting piece according to the set stroke and the set stroke frequency, and then changes the rotating speed of the hydraulic motor by controlling the flow rate of the hydraulic motor pumped into the hydraulic station, so that the second rope chain connecting piece runs at the set stroke frequency;
the control module calculates the movement value of the second rope chain connecting piece according to the rotation angle signal and the rotation direction signal of the output shaft of the hydraulic motor and the diameter of the chain wheel, and when the movement value is the same as the set stroke, the control module controls the hydraulic motor to rotate reversely, so that the second rope chain connecting piece runs in the set stroke.
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Effective date of registration: 20240510 Address after: No. 4, Yuebei Road, Baijiantan District, Karamay City, Xinjiang Uygur Autonomous Region 834000 Patentee after: XINJIANG JINNIU ENERGY INTERNET OF THINGS TECHNOLOGY CO.,LTD. Country or region after: China Address before: 834000 No. 3400, Pingbei Second Road, Baijiantan District, Karamay City, Xinjiang Uygur Autonomous Region Patentee before: Joint Intelligent Equipment Co.,Ltd. Country or region before: China |