CN101509365A - Cluster well load mutually-balancing energy-conserving oil pumping system - Google Patents
Cluster well load mutually-balancing energy-conserving oil pumping system Download PDFInfo
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- CN101509365A CN101509365A CNA2009100214921A CN200910021492A CN101509365A CN 101509365 A CN101509365 A CN 101509365A CN A2009100214921 A CNA2009100214921 A CN A2009100214921A CN 200910021492 A CN200910021492 A CN 200910021492A CN 101509365 A CN101509365 A CN 101509365A
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Abstract
The invention relates to a cluster well load mutual balance energy-saving pumping system, comprising a cluster well load mutual balance drive mechanism, single well oil production equipment and a power and control unit. By using the difference value of polished rod loads of upper and lower strokes of multiple single well oil production equipment in the cluster well as a means of mutual balance, the invention connects each single well oil production equipment in sequence by the cluster well load mutual balance drive gear in the form of certain phase angle difference, thus ensuring that the individual single well oil production equipment in the system can not affect the operation of the entire system after being separated from the system and ensuring that the single well oil production equipment separated from the system can work normally. The invention has the advantages of simple structure, reliable operation, high system efficiency, low operation and maintenance cost, simple installation and obvious energy-saving effect, etc.
Description
One, technical field
The present invention relates to a kind of oil and adopt the equipment of drawing, especially relate to a kind of cluster well load mutually-balancing energy-conserving oil pumping system.
Two, background technology
Maturation day by day along with oil exploration and drilling technology, cluster well has obtained development fast in recent years, though people never are interrupted the technical research of the oil production equipment that matches with it always, and such as reducing the device fabrication cost, obtained certain progress on the local techniques such as raising energy-saving efficiency, but improve the reliability of equipment overall operation how, guarantee that unaffected some the guardian technique aspects that wait of production fluid amount but are difficult to have breakthrough all the time, the result causes present oil field still to be installed on cluster well and is continuing to use the pumping unit of individual well in the past, thereby the crude oil pumping cost of cluster well can't be controlled effectively always.
Three, summary of the invention
The objective of the invention is to overcome the weak point in the above-mentioned background technology, a kind of cluster well load mutually-balancing energy-conserving oil pumping system is provided, it can effectively improve reliability of system operation, strengthen the harmony of individual well and whole system and the electromechanical integration degree of close system, and can significantly reduce the operation energy consumption and the maintenance cost of system.
For achieving the above object, the technical solution used in the present invention is:
A kind of cluster well load mutually-balancing energy-conserving oil pumping system, comprise the cluster well load mutually-balancing transmission mechanism, single well production equipment, power and control module, it is characterized in that: the cluster well load mutually-balancing transmission mechanism is made up of at least two cluster well transmission cases and at least one cluster well series shaft, each single well production equipment in the system by identical or near with head and the tail towards being arranged side by side on corresponding well location, every single well production equipment is equipped with a cluster well transmission case respectively, the cluster well transmission case is installed on the block, be connected in series by the cluster well series shaft between the cluster well transmission case universal driving shaft in the middle of each cluster well transmission case, adopt shaft coupling to be connected between cluster well transmission case universal driving shaft and the cluster well series shaft, each single well production equipment in the system links to each other in the mode that differs certain phase angle by the cluster well load mutually-balancing transmission mechanism, power and control module include motor and control cabinet, and power drive drives the power transmission shaft of at least one cluster well transmission case in the cluster well load mutually-balancing transmission mechanism by adopting at least one motor.
Described single well production equipment includes deceleration device, described cluster well transmission case and deceleration device are structure as a whole or separate structure, and the drive disk assembly that the power transmission shaft of described cluster well transmission case links to each other with motor comprises driving-belt, drive or hitch bar.
The power transmission shaft of the cluster well transmission case that described and deceleration device is structure as a whole is made up of four power transmission shafts that comprise cluster well transmission case driving shaft, cluster well transmission case universal driving shaft, unit operation driving shaft, unit operation output shaft at least, cluster well transmission case universal driving shaft and unit operation output shaft place two sides of all power transmission shafts of cluster well transmission case respectively, and cluster well transmission case driving shaft and unit operation driving shaft occupy between cluster well transmission case universal driving shaft and the unit operation output shaft; At least two auxiliary driving gears all are installed on cluster well transmission case driving shaft and the unit operation driving shaft separately, be separately installed with at least one auxiliary driving gear on cluster well transmission case universal driving shaft and the unit operation output shaft, be installed on the cluster well transmission case driving shaft at least one auxiliary driving direct geared or indirectly be installed in cluster well transmission case universal driving shaft on travelling gear nibble mutually, be installed on the unit operation driving shaft at least one auxiliary driving direct geared or indirectly be installed in the unit operation output shaft on travelling gear nibble mutually, be installed on the cluster well transmission case driving shaft at least one auxiliary driving direct geared or indirectly be installed in the unit operation driving shaft at least one cover travelling gear nibble mutually, any power transmission shaft between cluster well transmission case driving shaft and the unit operation driving shaft or in the middle of cluster well transmission case driving shaft and the unit operation driving shaft is provided with arrangement of clutch, and this arrangement of clutch is shifting slide gear formula clutch or engaged clutch or slip clutch; End at cluster well transmission case driving shaft is equipped with cluster well transmission case driving wheel or shaft coupling, at the two ends of unit operation driving shaft unit operation driving wheel and unit brake gear is installed respectively, and crank places the termination of unit operation output shaft; System's brake gear of whole cluster well load mutually-balancing transmission mechanism is located in the system its diameter of axle in the middle of at least one the cluster well transmission case and is not more than on any power transmission shaft of unit operation driving shaft or carries out shared with the unit brake gear that is located on each single well production equipment.
Described and deceleration device are that the power transmission shaft of cluster well transmission case of separate structure is by comprising cluster well transmission case driving shaft and cluster well transmission case universal driving shaft is formed at two interior power transmission shafts at least, nibble mutually by travelling gear mounted thereto between each power transmission shaft, one end of cluster well transmission case driving shaft is equipped with cluster well transmission case driving wheel or shaft coupling, and the other end of cluster well transmission case driving shaft is installed cluster well transmission case output wheel; With the cluster well transmission case be that the deceleration device of separate structure includes reducer, the power transmission shaft of reducer is formed at two interior power transmission shafts that tooth driving device all is installed by comprising reducer driving shaft and reducer output shaft at least, the two ends of reducer driving shaft are installed reducer driving wheel and unit brake gear respectively, and crank is installed in the side of reducer output shaft; Cluster well transmission case output wheel adopts driving-belt or driving-chain to be connected with the reducer driving wheel, be provided with arrangement of clutch or employing driving-belt between cluster well transmission case driving shaft and the reducer driving shaft or adopt driving-chain to carry out clutch, between cluster well transmission case output wheel and reducer driving wheel, be provided with regulating wheel; System's brake gear of whole cluster well load mutually-balancing transmission mechanism is located in the system on any power transmission shaft in the middle of at least one the cluster well transmission case or carries out shared with the unit brake gear that is located on each single well production equipment.
Described cluster well series shaft is selected tubing or the section bar with stronger antitorque rotation structure for use, the universal drive shaft that shaft coupling is selected conventional candan universal joint for use or had the axial stretching function, cluster well transmission case universal driving shaft and cluster well series shaft are by being connected with shaft coupling by securing member and matching component or welding manner.
Described single well production equipment comprises beam type structure oil pumper and no beam type sky wheel construction oil pumper, described beam type structure oil pumper or the weight-balancing device that do not have a beam type sky wheel construction oil pumper by load balance reset put with the crank counterbalance device in the middle of at least a device constitute; The load balance refitting is put by heavy load carrier of load balance and the heavy body of load balance and is formed, the heavy load carrier of load balance is cavity or stake body structure, the heavy body of load balance is made of at least a load balance body in the middle of permanent load balance weight body and the moving load balance weight body, and heavy load carrier of load balance and permanent load balance weight body are separate parts or integrative-structure; The crank counterbalance device is made up of crank counterbalance load carrier and crank counterbalance body, the crank counterbalance body is made of fixed crank balance weight body or is constituted or constituted by fixed crank balance weight body and movable crank counterbalance body by movable crank counterbalance body, the crank counterbalance body is installed on the crank counterbalance load carrier or with the crank counterbalance load carrier and unites two into one, and the crank counterbalance load carrier is connected by securing member with crank or is connected with mode that securing member combines or is structure as a whole by tooth engagement.
Horse head before the walking beam front end of described beam type structure oil pumper is installed, the rear end of walking beam are provided with tail boom or back horse head; Relatively walking beam or walking beam or be in same level with walking beam or unite two into one with walking beam relatively down on the tail boom, tail boom are naked beam or the load balance refitting is installed puts; Back horse head is known conventional horse head or special-shaped arcuation horse head, on the back horse head flexible piece is installed, flexible piece comprises the mutual combination of rope or belt or chain or rope, band, interchain, be provided with sprocket or be level and smooth cambered surface with back horse head stress arc that flexible piece touches mutually, the end of the flexible piece that touches mutually with the back horse head is hung with the load balance refitting and puts or be connected on the horizontal bearing bracket.
The frame main body of described no beam type sky wheel construction oil pumper is trussed construction or column body structure or upright rib body structure or standpipe body structure, the sky wheel shaft that head sheave is installed places on day wheeling support, it wheeling support is installed on the auxilliary body of frame or with the auxilliary body of frame and unites two into one, and adopts securing member to be connected between the auxilliary body of frame and the frame main body or the mode that adopts kink structure and securing member to combine is connected or is welded as a whole; Head sheave is single-wheel or two-wheel or many wheel combinations, any combination that is shaped as circular wheel or sectional wheel or eccentric special-shaped arc wheel or circular wheel, sectional wheel, eccentric special-shaped arc wheel of head sheave; The rear and front end that hangs on head sheave in the other direction by two groups of flexible pieces that are installed on the head sheave is respectively put in sucker rod chucking device and load balance refitting, flexible piece comprises the mutual combination of rope or belt or chain or rope, band, interchain, is provided with the heavy antiswing device of at least one cover load balance in the lower end of sky wheel shaft.
Crank in the described single well production equipment is single handle or double-handle, crank by comprise rigidity drag assembly or Flexible Drag assembly drag assembly directly or indirectly with beam type structure oil pumper in walking beam or the head sheave of not having in the beam type sky wheel construction oil pumper be connected, rigidity drags assembly and is constituted or be made up of separately connecting rod by connecting rod and horizontal bearing bracket, the Flexible Drag assembly is by flexible piece, horizontal bearing bracket, connecting rod is common to be constituted or is constituted or constituted or be made up of separately flexible piece by flexible piece and horizontal bearing bracket by flexible piece and connecting rod assembly, and the transmission pin joint between crank and connecting rod or the flexible piece is located on the meld line of the crank counterbalance body weight heart and crank symmetrical center line or is located at the position that the crank counterbalance body weight heart departs from crank symmetrical center line certain angle.
Described side in head sheave other or when between be provided with the wheel that drags with the coaxial Different Diameter of head sheave, drag wheel and be single-wheel or two-wheel, drag level and smooth cambered surface wheel or arc solid gear or the arc oscillating tooth gear of wheel for circular fan-shaped or different arc, dragging wheel is separate wheel body or integrative-structure with head sheave, and each drags wheel and is provided with the flexible piece suspended and fixed device that one or more are used to twine flexible piece.
So the present situation that the system effectiveness of oil pumper is low and energy consumption index is high only is difficult to get a new look, its basic reason is that equipment is to change constantly in the load of run duration, and counterweight can not be accomplished on all four variation with load, we can say that the system effectiveness of oil pumper and the height of energy consumption depend on the quality that its balance is adjusted.
Compare with known prior art, the present invention has following advantage and good effect:
The present invention is connected in series many individual well pumping units in the cluster well by differing certain phase angle successively by the cluster well load mutually-balancing transmission mechanism, use each single device is produced when up-down stroke in the system polished rod load difference as the balance means cleverly, realize kinetic energy and the potential energy dynamic complementation in equipment running process with this, system effectiveness is greatly improved, and power-actuated power output is minimized.And the individual well pumping unit that system adopted has been done the corresponding improvement the parts that have design defect individually except that crossing, other most of parts then universal succession the conventional pumping unit and the reliability and durability characteristics of energy-saving pumping unit of present extensive use, and function of safety protection is complete, thereby provides prerequisite technical condition for the incidence that effectively reduces equipment fault.Simultaneously, the present invention also effectively solved system that at present known many cluster well oil pumping power-saving technology can't realize with each self-regulated ginseng of single well production equipment of indivedual detachment systems the convenient and impregnable industry difficult problem of operation mutually, make the installation of equipment and the regular maintenance more convenient.
Four, description of drawings
Accompanying drawing 1 is a system running state stereoeffect schematic diagram of the present invention;
Accompanying drawing 2 is that the cluster well transmission case structure master that the present invention and reducer are structure as a whole looks schematic diagram;
Accompanying drawing 3 is generalized sections of accompanying drawing 2;
Accompanying drawing 4 is the connection diagrams of overlooking of cluster well transmission case of the present invention and the separate structure of reducer;
Accompanying drawing 5 is that the present invention adopts stiff member to carry out the structural representation of powerdriven individual well beam type structure oil pumper;
Accompanying drawing 6 is that the present invention adopts flexible unit to carry out the structural representation of powerdriven individual well beam type structure oil pumper;
Accompanying drawing 7 is that the present invention adopts stiff member to carry out the structural representation that powerdriven individual well does not have beam type sky wheel construction oil pumper;
Accompanying drawing 8 is that the present invention adopts flexible unit to carry out the structural representation that powerdriven individual well does not have beam type sky wheel construction oil pumper;
Accompanying drawing 9 is structural representations of crank of the present invention and crank counterbalance body;
Accompanying drawing 10 is structural representations that the present invention is installed in the flexible piece suspended and fixed device that drags on the wheel.
Digital coding in the accompanying drawing is represented respectively: 1 is the cluster well transmission case, 2 is cluster well transmission case driving shaft, 3 is cluster well transmission case universal driving shaft, 4 is shaft coupling, 5 is the unit operation driving shaft, 6 is the cluster well series shaft, 7 is reducer, 8 is the unit operation output shaft, 9 is motor, 10 is control cabinet, 11 is arrangement of clutch, 12 is cluster well transmission case driving wheel, 13 is the unit operation driving wheel, 14 is the unit brake gear, 15 is crank, 16 is cluster well transmission case output wheel, 17 is the reducer driving shaft, 18 is reducer output shaft, 19 is the reducer driving wheel, 20 is regulating wheel, 21 is walking beam, 22 is preceding horse head, 23 is tail boom, 24 is system's brake gear, 25 is the back horse head, 26 is flexible piece, 27 is back horse head stress arc, 28 is connecting rod, 29 is horizontal bearing bracket, 30 is travelling gear, 31 is a day wheeling support, 32 are the auxilliary body of frame, 33 are the heavy load carrier of load balance, 34 is frame main body, 35 are the heavy antiswing device of load balance, 36 is head sheave, 37 is permanent load balance weight body, 38 are moving load balance weight body, 39 for dragging wheel, 40 is the flexible piece suspended and fixed device, 41 is fixed crank balance weight body, 42 is movable crank counterbalance body, 43 is the crank counterbalance load carrier, 44 is block, 45 is the crank symmetrical center line, 46 are sucker rod chucking device, 47 is a day wheel shaft, 48 are the transmission pin joint.
Five, the specific embodiment
The invention will be further described below in conjunction with embodiment and accompanying drawing:
As shown in Figure 1, for reducing the power transmission loss of system in running to greatest extent, during each single well production equipment on corresponding well location is installed, head and the tail with each single well production equipment are identical or close towards being adjusted to as far as possible, cluster well transmission case 1 of every single well production equipment configuration in the system, the power transmission shaft of cluster well transmission case 1 is formed at two interior power transmission shafts with cluster well transmission case universal driving shaft 3 by comprising cluster well transmission case driving shaft 2 at least, be connected in series by cluster well series shaft 6 and cluster well transmission case universal driving shaft 3 between each cluster well transmission case 1, described cluster well series shaft 6 select for use have stronger antitorque rotation structure such as steel pipe, tubing of i iron etc. and so on or section bar, each single well production equipment in the system is linked to be an integral body by the cluster well load mutually-balancing transmission mechanism in the mode that differs certain phase angle, motor 9 is by driving the cluster well transmission case driving shaft 2 in the middle of at least one the cluster well transmission case 1 of system, and then 6 rotations of the drive cluster well series shaft of connecting, and drive each single well production equipment operate as normal in the whole system thus with cluster well transmission case universal driving shaft 3.
For the action potential conversion using rate that makes each single well production equipment room in the system reaches maximization, operating personnel are when doing adjusting to the equilibrium state of system, should follow comprising the crank counterbalance body on each single well production equipment, the principle that the heavy body of load balance is configured with as far as possible little weight at interior all balance weight bodies, so that intrasystem a part of single well production equipment is when the suspension point potential energy with its down stroke passes to cluster well series shaft 6 to greatest extent, another part single well production equipment then can absorb the suspension point kinetic energy of enough its up strokes from cluster well series shaft 6, reduces the energy consumption waste of equipment in fluid pumping process significantly with this.
For reducing to greatest extent owing to reasons such as drilling well, installation, ground sink cause dimensional errors to cause the incidence of transmission fault, the single well production equipment of the flexible transmission component of all employings shown in the accompanying drawing 1 will have two preventive measures: the one, connect candan universal joint shaft coupling and like thereof that cluster well series shaft 6 and cluster well transmission case universal driving shaft 3 used shaft couplings 4 can select to have certain axial stretching and corner offset functions, and the 2nd, the strip installing hole of cluster well transmission case 1 front and back displacement is convenient in reservation on the block 44 of fixing cluster well transmission case 1.
Be being perfectly safe of guaranteeing to produce, as shown in Figure 1, operational system involved in the present invention will take to be provided with the safeguard measure that comprises system's brake gear 24 and unit brake gear 14, ruin the generation of abominable accidents such as the people hinders to prevent the generation machine.
As accompanying drawing 2, shown in the accompanying drawing 3, the power transmission shaft of the cluster well transmission case 1 that is structure as a whole with reducer 7 is by comprising cluster well transmission case driving shaft 2, cluster well transmission case universal driving shaft 3, unit operation driving shaft 5, unit operation output shaft 8 is formed at four interior power transmission shafts at least, cluster well transmission case universal driving shaft 3 and unit operation output shaft 8 are in the both sides of all power transmission shafts in the cluster well transmission case 1, cluster well transmission case driving shaft 2 and unit operation driving shaft 5 occupy between cluster well transmission case universal driving shaft 3 and the unit operation output shaft 8, on cluster well transmission case driving shaft 2 and the unit operation driving shaft 5 at least two auxiliary driving gears 30 are installed all separately, be separately installed with at least one auxiliary driving gear 30 on cluster well transmission case universal driving shaft 3 and the unit operation output shaft 8, such structure design both can guarantee that each power transmission shaft realized the positive drive of moment in the process of being meshing with each other, and can conveniently choose the gearratio between each again according to actual needs.
Not all cluster well transmission case driving wheel 12 or shaft coupling 4 that is installed in cluster well transmission case driving shaft 2 terminations all needs to link to each other with motor, when in fact normally moving in system, really can usually have only one or several for whole system provides the quantity of the motor 9 that drives power, other quite a few be installed in cluster well transmission case driving shaft 2 terminations cluster well transmission case driving wheel 12 or shaft coupling 4 all be to be in stand-by state.
Shut down for some reason for avoiding a bite well or several mouthfuls of wells in the system; cause whole system all to be in stopped status for a long time and directly influence the generation of ordinary production situation; the present invention can take solution as shown in Figure 3: by being located at the arrangement of clutch 11 between cluster well transmission case driving shaft 2 and the unit operation driving shaft 5; the power transmission shaft of single well production equipment and being connected of cluster well load mutually-balancing transmission mechanism that cut-out in time need temporarily log off; and the corresponding weight of all balance weight bodies of inner other single well production equipment of utilization Adjustment System; the modes such as phase angle of part single well production equipment are recovered the system balancing broken already rapidly in position and the Adjustment System; this is located at the arrangement of clutch 11 limit structure form not between cluster well transmission case driving shaft 2 and the unit operation driving shaft 5; both can be shifting slide gear formula clutch; also can be engaged clutch, or be slip clutch.
To the indivedual single well production equipment in the cluster well that really has been not suitable for coordinated operation in system, by arrangement of clutch 11 after cutting off being connected between its corresponding power transmission shaft and cluster well load mutually-balancing transmission mechanism, being configured in of individual well oil pumper connects the motor 9 that is used to drive the normal operation of single well production equipment on the unit operation driving shaft 5 routinely, adopt this kind technical measures can guarantee that the indivedual single well production equipment in the system can not exert an influence to the operation of whole system behind detachment system, can guarantee that again the single well production equipment separated from system still can operate as normal, this just present embodiment cluster well transmission case driving wheel 12 and system's brake gear 24 painstakingly are installed respectively in cluster well transmission case driving shaft 2 both sides, and be separately installed with the intention place of unit operation driving wheel 13 and unit brake gear 14 at the two ends of unit operation driving shaft 5.
As shown in Figure 4, form at least two interior power transmission shafts with cluster well transmission case universal driving shaft 3 by comprising cluster well transmission case driving shaft 2 for the power transmission shaft of the cluster well transmission case 1 of separate structure with reducer 7, nibble mutually by travelling gear mounted thereto 30 between each power transmission shaft, all cluster well transmission cases 1 are installed in the rear end of all reducers in order, one end of the cluster well transmission case driving shaft 2 of one or several cluster well transmission case 1 wherein links to each other with motor 9 by cluster well transmission case driving wheel 12 mounted thereto, the other end of cluster well transmission case driving shaft 2 is installed the cluster well transmission case output wheel 16 that links to each other with reducer driving wheel 19, thereby if adopt belt to be connected with may to occur belt creep to cause between cluster well transmission case driving shaft 2 and the reducer driving shaft 17 phase deviation takes place for preventing cluster well transmission case output wheel 16 and reducer driving wheel 19, and then the normal operation of system had a negative impact, present embodiment advises in principle that in the specific implementation it is good adopting chain drive between cluster well transmission case output wheel 16 and reducer driving wheel 19.
With cluster well transmission case 1 each other independently the action and function of the structure of reducer 7 and each parts mounted thereto be known mostly, seldom give unnecessary details at this.
It needs to be noted: being based on equally not with the foregoing description can be to the normal operation of whole system and to have a negative impact the in pairs consideration of aspect of the independent operating of the single well production equipment that logged off because of withdrawing from of indivedual single well production equipment, and embodiment as shown in Figure 4 still takes to be provided with the technical scheme of arrangement of clutch 11 being installed or realizing the clutch effect by use driving-belt, driving-chain between cluster well transmission case driving shaft 2 and reducer driving shaft 17.Between cluster well transmission case output wheel 16 and reducer driving wheel 19, regulating wheel 20 is set, the still statement among the embodiment as shown in Figure 1, the strip installing hole of being convenient to the 1 front and back displacement of cluster well transmission case with reservation on block 44 has the part of playing the same tune on different musical instruments, it all is the permanent position of regulating cluster well transmission case 1 before and after being convenient to, can the inevitable oblique corner that occurs when reducing the cluster well transmission case universal driving shaft 3 of cluster well series shaft 6 in connecting each cluster well transmission case 1 to greatest extent, the transmission efficiency of raising cluster well series shaft 6 in system's running as much as possible.
Shown in accompanying drawing 5, accompanying drawing 6, accompanying drawing 7, accompanying drawing 8, the single well production equipment that system adopted is not subjected to the restriction of too much frame for movement type substantially, especially with beam type structure oil pumper and no beam type sky wheel construction oil pumper for the most common, the power of the oil pumper of these two kinds of common frame for movement types drags the branch that assembly all exists stiff member and flexible unit respectively.
As shown in Figure 5, adopt walking beam 21 that stiff member accepts the beam type structure oil pumper that power drags hinged by parts such as connecting rod 28 and horizontal bearing bracket 29 and crank 15, place the tail boom of walking beam 21 rear ends to be partial to walking beam 21 23 times, at the end of tail boom 23 the load balance refitting being installed puts, this structure design is then utilized the diameter-adjusting and torque-changing principle, can effectively reduce meaningless power consumption peak (paddy) value of unit in running.
As shown in Figure 6, adopt flexible unit to accept the walking beam 21 of the beam type structure oil pumper that power drags by being arranged on the back horse head 25 of its rear end, parts connecting cranks 15 such as flexible piece 26 and horizontal bearing bracket 29, so present embodiment only will be designed to the level and smooth cambered surface of abnormity with the back horse head stress arc 27 that flexible piece 26 touches mutually, and another is provided with sprocket on back horse head stress arc 27 technology replacement scheme proposed again on this basis, then be under the effect of crank 15, to drag back horse head 25 when doing bending moment operation up and down, can more effectively make the balanced load moment that acts on flexible piece 26 and horse head stress arc 27 opening and closing positions, back perform to ultimate attainment in order to ensure being wrapped in the flexible piece 26 of back on the horse head 25.
As shown in Figure 7, it is hinged by connecting rod 28 parts such as grade and crank 15 to adopt stiff member to accept the head sheave 36 of the no beam type sky wheel construction oil pumper that power drags, the conventional circular wheel that is shaped as except head sheave 36, quantity is outside the common single-wheel, head sheave 36 shapes in the present embodiment are combined by circular wheel and eccentric special-shaped arc wheel, sucker rod chucking device 46 is suspended on the front end of circular wheel by flexible piece 26, the rear end that then is suspended on the eccentric special-shaped arc wheel with diameter-adjusting and torque-changing function by flexible piece 26 is put in the load balance refitting, in running up and down, unnecessary left-right and front-back occurs and wave for preventing that load balance refitting from putting, the proof load weight-balancing device operates steadily up and down, and present embodiment has designed the heavy antiswing device 35 of load balance that a cover is become with anti-fork mutual group by anti-escapement for this reason.
As shown in Figure 8, adopt head sheave 36 that flexible unit accepts the no beam type sky wheel construction oil pumper that power drags by with head sheave 36 coaxial Different Diameter drag wheel 39, parts connecting cranks 15 such as flexible piece 26 and horizontal bearing bracket 29, but the wheel 39 that drags in the present embodiment is to take turns the different arc gear wheel of trans-substitution mutually with special-shaped cambered surface, using this purpose of taking turns is to drag the flexible piece 26 of wheel on 39 and drag wheel 39 when doing reciprocal rotation under the effect of crank 15 in order to make to be wrapped in, and acting on flexible piece 26 and drag the moment effect of taking turns between 39 dynamic opening and closing positions can be higher than different arcwall face wheel.
Shown in accompanying drawing 7, accompanying drawing 8; no beam type sky wheel construction oil pumper among the embodiment adopts the project organization of standpipe frame main body assistant with brace; employing kink structure is connected with the mode that securing member combines between the auxilliary body 32 of frame and frame main body 34; firm for guaranteeing the auxilliary body 32 carrying head sheaves 36 of frame; a hinged pair is installed in the support bar on the oil pumping unit base below the auxilliary body 32 of frame; the factor of the existing saving device fabrication of this kind connected mode material aspect is considered; simultaneously also be convenient, do not cause head sheave 36 to dodge the well head difficulty when the time comes for the well location maintenance.When oil well needs repairing, only need and to connect between auxilliary body 32 of frame and the frame main body 34 and the holding screw between support bar and the oil pumping unit base unclamps, is the axle center with the auxilliary body 32 of frame with frame main body 34, rotate to an angle and to realize that head sheave dodges the purpose of well head, this makes also and was installed in no beam type sky wheel construction oil pumper on the well location in the past in the face of well workover the time that it is available in this a kind of scheme of relative position of the auxilliary body of frame that the measure of being taked is not limited only to depend merely on the displacement head sheave.
Shown in accompanying drawing 5, accompanying drawing 7, accompanying drawing 8, for transferring ginseng convenient, shown embodiment has all adopted the heavy load carrier 33 of load balance to carry the technical scheme of permanent load balance weight body 37 and moving load balance weight body 38 simultaneously in its cavity among the figure, this embodiment helps enhancing productivity, and reduces well site maintenance personnel's labour intensity.
As shown in Figure 9, crank counterbalance load carrier 43 is provided with the groove shelves that are used for conveniently fixing and the movable crank counterbalance body 42 of loading and unloading, crank counterbalance load carrier 43 unites two into one with fixed crank balance weight body 41, crank counterbalance load carrier 43 is connected with crank 15 with the mode that securing member combines by the tooth engagement, transmission pin joint 48 between crank 15 and the power driving module is located at the position that the crank counterbalance body weight heart departs from crank symmetrical center line 45 certain angles, to form phased crank, can effectively reduce the clean torque peak of output shaft, improve motor power (output) utilization rate and operational efficiency, have obvious energy-saving effect.
As shown in Figure 10, so a plurality of flexible piece suspended and fixed device 40 that are used to twine flexible piece 26 only are set dragging on the wheel 36, then be a kind ofly to be guaranteed to drag wheel 36 and dynamically can make the moment of balanced load reach maximized technical scheme in the opening and closing process with flexible piece 26 for what reply equipment taked when needs change stroke, this scheme can significantly reduce the power of equipment configuration motor 9.
The present invention is all relate to the device, mechanism, parts, technology of obvious characteristic function and effect and not to other still the patent in effective protection period constitute the measure of infringement; both can make up for using each other according to the realistic well condition at scene with mutual; also can do corresponding increase and decrease adjustment according to the realistic well condition at scene, state not lacked by the foregoing description, accompanying drawing lacks picture or shown in the restriction of the concrete shape of accompanying drawing and structure.As: in a single day power-driven system breaks down; will cause the equipment of whole cluster well field all to be shut down; way generally is earlier out of order motor to be removed; to be installed going up after the new motor; could recovery system operation, the motor allocation plan that the present invention can adopt the using and the reserved or N to be equipped with n is when a motor undercapacity or when breaking down; can start standby motor, to enhance productivity.In addition for another example: when when needing the oil pumping system that heavy-duty motor drags and facing the undersaturated hole condition of production fluid amount, for making system start steadily, improve pump efficiency, can in system, acquire soft starting device and converter plant thereof or conventional motor be replaced to the magneto of adjustable speed.And for example: meet accident for preventing people or poultry enter the cluster well series shaft when move in system rotary area, can around the cluster well series shaft, be provided with and identify the totally-enclosed protective guard that obvious safety signs is arranged.Also as: weightlessness may occur and cause it freely to glide accident takes place for preventing that load balance refitting is equipped with, can consider load balance reset put below be provided with one and overlap the anticollision buffer gear.
Claims (10)
1, a kind of cluster well load mutually-balancing energy-conserving oil pumping system, comprise the cluster well load mutually-balancing transmission mechanism, single well production equipment, power and control module, it is characterized in that: the cluster well load mutually-balancing transmission mechanism is made up of at least two cluster well transmission cases (1) and at least one cluster well series shaft (6), each single well production equipment head and the tail is arranged side by side in the same way on corresponding well location, every related single well production equipment is equipped with a cluster well transmission case (1) respectively, cluster well transmission case (1) is installed on the block (44), each cluster well transmission case (1) is one by cluster well series shaft (6) and cluster well transmission case universal driving shaft (3) series connection, adopt shaft coupling (4) to be connected between cluster well transmission case universal driving shaft (3) and the cluster well series shaft (6), each single well production equipment links to each other in the mode that differs the phase angle by the cluster well load mutually-balancing transmission mechanism and forms the cluster well oil pumping system, power and control module comprise motor (9) and control cabinet (10), have at least the power transmission shaft of a cluster well transmission case (1) to link to each other with at least one motor (9) by drive disk assembly in the system.
2, cluster well load mutually-balancing energy-conserving oil pumping system according to claim 1, it is characterized in that: single well production equipment comprises deceleration device, described cluster well transmission case (1) is structure as a whole or separate structure with deceleration device, and the power transmission shaft of described cluster well transmission case (1) comprises driving-belt, drive or hitch bar with the drive disk assembly that motor (9) links to each other.
3, cluster well load mutually-balancing energy-conserving oil pumping system according to claim 2, it is characterized in that: the power transmission shaft of the cluster well transmission case (1) that is structure as a whole with deceleration device is by comprising cluster well transmission case driving shaft (2), cluster well transmission case universal driving shaft (3), unit operation driving shaft (5) and unit operation output shaft (8) are formed at four interior power transmission shafts at least, cluster well transmission case universal driving shaft (3) and unit operation output shaft (8) place the head and the tail two ends of each power transmission shaft of arranging according to the order of sequence of cluster well transmission case (1) respectively, and cluster well transmission case driving shaft (2) and unit operation driving shaft (5) are arranged between cluster well transmission case universal driving shaft (3) and the unit operation output shaft (8); Be separately installed with at least two auxiliary driving gears (30) on cluster well transmission case driving shaft (2) and the unit operation driving shaft (5), be separately installed with at least one auxiliary driving gear (30) on cluster well transmission case universal driving shaft (3) and the unit operation output shaft (8), be installed on the cluster well transmission case driving shaft (2) at least one auxiliary driving gear (30) directly or indirectly be installed in cluster well transmission case universal driving shaft (3) on travelling gear (30) nibble mutually, be installed on the unit operation driving shaft (5) at least one auxiliary driving gear (30) directly or indirectly be installed in unit operation output shaft (8) on travelling gear (30) nibble mutually, be installed on the cluster well transmission case driving shaft (2) at least one auxiliary driving gear (30) directly or indirectly be installed in unit operation driving shaft (5) at least one auxiliary driving gear (30) nibble mutually, between cluster well transmission case driving shaft (2) and the unit operation driving shaft (5) or the central any power transmission shaft of cluster well transmission case driving shaft (2) and unit operation driving shaft (5) be provided with arrangement of clutch (11); End at cluster well transmission case driving shaft (2) is equipped with cluster well transmission case driving wheel (12) or shaft coupling (4), unit operation driving wheel (13) and unit brake gear (14) are installed respectively at the two ends of unit operation driving shaft (5), and crank (15) places the axle head of unit operation output shaft (8); Its diameter of axle was not more than on any power transmission shaft of unit operation driving shaft (5) in the middle of system's brake gear (24) of cluster well load mutually-balancing transmission mechanism was located in the system at least one cluster well transmission case (1), or carried out shared with the unit brake gear (14) that is located on each single well production equipment.
4, cluster well load mutually-balancing energy-conserving oil pumping system according to claim 2, it is characterized in that: with deceleration device be that the power transmission shaft of the cluster well transmission case (1) of separate structure is formed at two interior power transmission shafts by comprising cluster well transmission case driving shaft (2) and cluster well transmission case universal driving shaft (3) at least, nibble mutually by travelling gear mounted thereto (30) between the power transmission shaft, one end of cluster well transmission case driving shaft (2) is equipped with cluster well transmission case driving wheel (12) or shaft coupling (4), and the other end of cluster well transmission case driving shaft (2) is installed cluster well transmission case output wheel (16); Include reducer (7) with cluster well transmission case (1) for the deceleration device of separate structure, the power transmission shaft of reducer (7) is formed at two interior power transmission shafts that gear drive all is installed with reducer output shaft (18) by comprising reducer driving shaft (17) at least, the two ends of reducer driving shaft (17) are installed reducer driving wheel (19) and unit brake gear (14) respectively, and crank (15) is installed in the axle head of reducer output shaft (18); Adopt driving-belt or driving chain to be connected between cluster well transmission case output wheel (16) and the reducer driving wheel (19), be provided with arrangement of clutch (11) or employing driving-belt between cluster well transmission case driving shaft (2) and the reducer driving shaft (17) or adopt driving chain to carry out clutch, between cluster well transmission case output wheel (16) and reducer driving wheel (19), be provided with regulating wheel (20); System's brake gear (24) of cluster well load mutually-balancing transmission mechanism is located on any power transmission shaft in the middle of at least one the cluster well transmission case (1) in the system, or carries out shared with the unit brake gear (14) that is located on each single well production equipment.
5, cluster well load mutually-balancing energy-conserving oil pumping system according to claim 1 and 2, it is characterized in that: cluster well series shaft (6) is selected tubing or section bar for use, the universal drive shaft that shaft coupling (4) is selected conventional candan universal joint for use or had the axial stretching function, cluster well transmission case universal driving shaft (3) and cluster well series shaft (6) are connected with shaft coupling (4) by securing member and corresponding matching component or welding manner.
6, according to claim 3 or 4 described cluster well load mutually-balancing energy-conserving oil pumping systems, it is characterized in that: single well production equipment comprises beam type structure oil pumper and no beam type sky wheel construction oil pumper, described beam type structure oil pumper or the weight-balancing device that do not have a beam type sky wheel construction oil pumper by load balance reset put with the crank counterbalance device in the middle of at least a device constitute; The load balance refitting is put by the heavy body of heavy load carrier of load balance (33) and load balance and is formed, the heavy load carrier of load balance (33) is cavity or stake body structure, the heavy body of load balance is made of the central at least a load balance body of permanent load balance weight body (37) and moving load balance weight body (38), and the heavy load carrier of load balance (33) is separate parts or integrative-structure with permanent load balance weight body (37); The crank counterbalance device is made up of crank counterbalance load carrier (43) and crank counterbalance body, the crank counterbalance body is made of fixed crank balance weight body (41) or constitutes by movable crank counterbalance body (42) formation or by fixed crank balance weight body (41) and movable crank counterbalance body (42), the crank counterbalance body is installed in that crank counterbalance load carrier (43) is gone up or unites two into one with crank counterbalance load carrier (43), and crank counterbalance load carrier (43) is connected by securing member with crank (15) or meshes and securing member combines and is connected or is structure as a whole by tooth.
7, cluster well load mutually-balancing energy-conserving oil pumping system according to claim 6 is characterized in that: horse head (22) before walking beam (21) front end of beam type structure oil pumper is installed, the rear end of walking beam (21) are provided with tail boom (23) or back horse head (25); Tail boom (23) is gone up relatively walking beam (21) or walking beam (21) or be in same level with walking beam (21) or unite two into one with walking beam (21) relatively down, and tail boom (23) is for naked beam or the load balance refitting is installed puts; Back horse head (25) is conventional horse head or the special-shaped arcuation horse head similar with preceding horse head (22) shape, flexible piece (26) is installed on the back horse head (25), flexible piece (26) comprises the mutual combination of rope or belt or chain or rope, band, interchain, be provided with sprocket or be level and smooth cambered surface with the contacted back of flexible piece (26) horse head stress arc (27), be hung with the load balance refitting with the end of the back contacted flexible piece of horse head (25) (26) and put or be connected on the horizontal bearing bracket (29).
8, cluster well load mutually-balancing energy-conserving oil pumping system according to claim 6, it is characterized in that: the frame main body (34) of no beam type sky wheel construction oil pumper is trussed construction or column body structure or upright rib body structure or standpipe body structure, the sky wheel shaft (47) that head sheave (36) is installed places on day wheeling support (31), it wheeling support (31) is installed in that the auxilliary body (32) of frame is gone up or unites two into one with the auxilliary body (32) of frame, and frame assist that employing securing member between body (32) and the frame main body (34) is connected or the mode that adopts kink structure and securing member to combine is connected or is welded as a whole; Head sheave (36) is single-wheel or two-wheel or many wheel combinations, head sheave (36) be shaped as any combination between circular wheel or sectional wheel or eccentric special-shaped arc wheel or circular wheel, sectional wheel, eccentric special-shaped arc wheel; Sucker rod chucking device (46) is put the rear and front end that hangs on head sheave (36) in the other direction by two groups of flexible pieces (26) that are installed on the head sheave (36) respectively with the load balance refitting, flexible piece (26) comprises the mutual combination of rope or belt or chain or rope, band, interchain, is provided with the heavy antiswing device (35) of at least one cover load balance in the lower end of sky wheel shaft (47).
9, cluster well load mutually-balancing energy-conserving oil pumping system according to claim 8, it is characterized in that: the crank in the single well production equipment (15) is single handle or double-handle, crank (15) by rigidity drag assembly or Flexible Drag assembly directly or indirectly with beam type structure oil pumper in walking beam (21) or the head sheave of not having in the beam type sky wheel construction oil pumper (36) be connected, rigidity drags assembly and is constituted or be made up of separately connecting rod (28) by connecting rod (28) and horizontal bearing bracket (29), the Flexible Drag assembly is by flexible piece (26), horizontal bearing bracket (29) and connecting rod (28) constitutes jointly or constituted or constituted or be made up of separately flexible piece (26) by flexible piece (26) and horizontal bearing bracket (29) by flexible piece (26) and connecting rod (28), the transmission pin joint (48) between crank (15) and connecting rod (28) or the flexible piece (26) are located on the meld line of the crank counterbalance body weight heart and crank symmetrical center line (45) or are located at the position that the crank counterbalance body weight heart departs from crank symmetrical center line (45) certain angle.
10, cluster well load mutually-balancing energy-conserving oil pumping system according to claim 8, it is characterized in that: in the side of head sheave (36) other or between be provided with the coaxial Different Diameter of head sheave (36) drag wheel (39), dragging wheel (39) is single-wheel or two-wheel, drag level and smooth cambered surface wheel or arc solid gear or the arc oscillating tooth gear of wheel (39) for circular fan-shaped or different arc, dragging wheel (39) is separate wheel body or integrative-structure with head sheave (36), and each drags wheel (36) and is provided with the flexible piece suspended and fixed device (40) that one or more are used to twine flexible piece (26).
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200910021492 CN101509365B (en) | 2009-03-11 | 2009-03-11 | Cluster well load mutually-balancing energy-conserving oil pumping system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200910021492 CN101509365B (en) | 2009-03-11 | 2009-03-11 | Cluster well load mutually-balancing energy-conserving oil pumping system |
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| CN101509365B CN101509365B (en) | 2012-12-19 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103081348A (en) * | 2010-09-01 | 2013-05-01 | 智能动力股份有限公司 | Improved method to save energy for devices with rotating or reciprocating masses |
| CN104775796A (en) * | 2015-04-15 | 2015-07-15 | 王福成 | Method and device for beam-free cluster well pumping unit |
| CN104790914A (en) * | 2015-04-15 | 2015-07-22 | 王福成 | Cluster well energy-saving method and device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4190120A (en) * | 1977-11-18 | 1980-02-26 | Regan Offshore International, Inc. | Moveable guide structure for a sub-sea drilling template |
| CN2498327Y (en) * | 2001-08-10 | 2002-07-03 | 牡丹江建材机械总厂抽油机厂 | Sucker with linked balance beam |
| CN2635911Y (en) * | 2002-04-29 | 2004-08-25 | 盘锦金盘科技有限责任公司 | Interactive balance oil suction machine with tandem walking for multiple wells |
| CN2816346Y (en) * | 2004-11-21 | 2006-09-13 | 王福成 | Cluster type well equi-potential energy self-balacing oil pumping unit |
| CN100339554C (en) * | 2004-12-28 | 2007-09-26 | 姜成华 | Multiple beam-pumping units phase balanced combination transmission unit |
| CN201377310Y (en) * | 2009-03-11 | 2010-01-06 | 张保国 | Cluster well load counterbalance energy-saving pumping system |
-
2009
- 2009-03-11 CN CN 200910021492 patent/CN101509365B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103081348A (en) * | 2010-09-01 | 2013-05-01 | 智能动力股份有限公司 | Improved method to save energy for devices with rotating or reciprocating masses |
| CN103081348B (en) * | 2010-09-01 | 2018-09-11 | 智能动力股份有限公司 | For the improved power-economizing method with rotation or the equipment of reciprocating mass block |
| CN104775796A (en) * | 2015-04-15 | 2015-07-15 | 王福成 | Method and device for beam-free cluster well pumping unit |
| CN104790914A (en) * | 2015-04-15 | 2015-07-22 | 王福成 | Cluster well energy-saving method and device |
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| CN101509365B (en) | 2012-12-19 |
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