CN103527113A - Oil-sucking rod rotating suspending device - Google Patents
Oil-sucking rod rotating suspending device Download PDFInfo
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- CN103527113A CN103527113A CN201310520236.3A CN201310520236A CN103527113A CN 103527113 A CN103527113 A CN 103527113A CN 201310520236 A CN201310520236 A CN 201310520236A CN 103527113 A CN103527113 A CN 103527113A
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Abstract
The invention relates to an oil-sucking rod rotating suspending device for an oil-field oil sucking machine, in particular to an oil-sucking rod rotating suspending device compatible with an oil-well dynamometer diagram instrument, capable of enabling oil-sucking machine suspending ropes to be constantly positioned on a central plane of a suspending lug groove, capable of adjusting the interval of the suspending ropes and capable of eliminating additional moment generated during rotating. Compared with the prior art, the oil-sucking rod rotating suspending device has the advantages that on-site adaptability, working reliability and convenience in adjusting and maintaining are improved, and compatibility with the oil-well dynamometer diagram instrument is improved.
Description
One, technical field:
The present invention relates to a kind of sucker rod rotary suspension arrangement of used for oil-field oil pumper, relate to specifically a kind of can with the sucker rod rotary suspension arrangement of oil well measurement of power figure instrument compatibility.
Two, background technology:
Sucker rod rotary suspension arrangement is existing for a long time in the application of the anti-eccentric wear of oil field machinery oil field, current this collection rotation, hang, three kinds of functions of off-load are divided into differential and rocking arm pressure drive-type in the sucker rod rotary suspension arrangement of one, here utility model patent number: ZL200920167587.X rotary abrasive-resistant load decreaser of pumping rod belong to rocking arm force drive-type and outstanding rope spacing adjustable, but when the outstanding rope of different-diameter is in the hanger groove of sucker rod rotary suspension arrangement that is fit into same model, outstanding rope often because of its diameter is less than hanger well width can be in its central plane, so just there will be installation deflection to use and bring hidden danger to device security, the plane of rotation that cannot guarantee its installation while installing at the scene due to sucker rod rotary suspension arrangement is in addition completely vertical with sucker rod, when actual rotary sucker rod, will on whirligig, produce like this additional moment makes whirligig must overcome this additional moment could to realize normal rotation, this can sinker bar rotation suspension arrangement load and the burden that reduces its life-span and also can increase driving mechanism simultaneously causes its earlier period damage, for field produces unit, in order to understand in time, grasp oil well relevant information, need to infer the operating mode of down-hole pump by a set of test oil pumper suspension point merit figure, the situation failure judgement reflecting according to merit figure is also processed oil well production is normally carried out in time, the instrument of test oil well merit figure will be installed in the suspension point director phase of oil well for this reason, the load transducer of instrument is its important component part, its shape has the U-shaped in addition of loop column type, for do not install sucker rod rotary suspension arrangement oil well its be generally arranged between square of sucker rod clamp and polished rod eye, and for being provided with between the oil well load sensor side of the being arranged on clamp and carrying big nut of sucker rod rotary suspension arrangement, when carrying big nut when rotation of sucker rod rotary suspension arrangement, can rotate by the frictional force drives load transducer between itself and load transducer, load transducer can be driven whole oil pumping leverage synchronous rotary and then be realized sucker rod by the frictional force drives side's clamp between itself and square clamp again and prevent eccentric wear, can also can bring a lot of problems simultaneously, if load transducer is the design that infinitely sends data, for loop column type load transducer, can relatively rotate and can cause sensor to be damaged by shackle because of the lower plane of plane on sensor and sensor, for U-shaped sensor because its radius of gyration is large, can encounter pumping unit hanging rope when rotated and the rotation of whole sucker rod rotary suspension arrangement is obstructed finally cause sucker rod rotary suspension arrangement to damage, if load transducer is to send data by external data wire, so obviously, the sensor that is any shape all can be broken data wire because of its rotation, cause instrument damage, for some sensor neither wireless transmission data also non-wired long-term connection but the mode of plug and play, for this class sensor, also can rotate and be with dynamic sensor synchronous rotary to make its interface position block position in outstanding rope and bring difficulty to test because of sucker rod rotary suspension arrangement, for the oil extraction in oil field production scene of carrying out anti-eccentric wear with sucker rod rotary suspension arrangement, should make anti-eccentric wear go on smoothly allowing again measurement of power instrument work is like this problem demanding prompt solution really, due to the height of the oil well measurement of power figure instrument of scene application because of different manufacturers produce different, for the various oil well measurement of power figure instruments that the scene of being applied to is installed, can not all design a set of sucker rod rotary suspension arrangement for each again, so the compatible on-the-spot various oil well measurement of power figure instruments that used are stubborn problems.
Three, summary of the invention:
The problem existing for sucker rod rotary suspension arrangement in prior art, for improve its on-the-spot compliance, reliability, safety and with the compatibility of measurement of power instrument, the object of this invention is to provide and a kind ofly can not only can be suitable for the outstanding rope of different-diameter simultaneously with oil well measurement of power figure instrument compatibility but also adjustable outstanding rope spacing also can be eliminated the sucker rod rotary suspension arrangement of additional moment automatically.
The object of the present invention and oil well measurement of power figure instrument compatibility is to realize like this, a kind of sucker rod rotary suspension arrangement, it comprises housing (1), hanger (2), carrying big nut (3), body cover (4), main shaft (5), turbine (6), worm screw (7), train of reduction gears (8), one-direction driving apparatus (9), rocking arm (10), bracket of rocket arm (11), plain thrust bearing (12), mend core (13), hanger pin-and-hole (14) and hanger lock pin (15), described carrying big nut (3) center is provided with a carrying big nut through hole (39), hypomere is provided with internal thread in carrying big nut through hole (39), described main shaft (5) is the large multidiameter shape in stage casing small in ends, and its upper end is provided with external screw thread, is that left hand thread is connected with carrying big nut (3) center carrying big nut through hole (39) hypomere, described benefit core (13) is positioned at carrying big nut (3) upper hole, the key that the center hole of main shaft (5) stage casing and turbine (6) is matched in clearance is connected, main shaft (5) stage casing can slide up and down with respect to the center hole of turbine (6), in housing (1), be provided with circular cavity (16), be provided with below, the coaxial bottom surface of circular cavity (16) circular chamber (41) that diameter is less than it, circular cavity (16) communicates with one another with circular chamber (41), so just formed boss (42), the diameter of circular chamber (41) is less than turbine (6), described turbine (6) is positioned at body cover (4) below, seat is on the boss (42) of the bottom of circular cavity (16), for matched in clearance, wherein said circular chamber (41), its diameter is less than turbine (6) external diameter and is greater than main shaft (5) stage casing and the external diameter of plain thrust bearing (12), its axis and main shaft (5) axis coaxle, circular chamber (41) bottom has rotating mechanism cabin through hole (17), it is matched in clearance that rotating mechanism cabin through hole (17) diameter is greater than main shaft (5) hypomere diameter, plain thrust bearing (12) is positioned between main shaft (5) the stage casing shaft shoulder and circular chamber (41) bottom, main shaft (5) hypomere passes plain thrust bearing (12) endoporus and inserts in rotating mechanism cabin through hole (17), below, described housing (1) bottom surface is also provided with an instrument room (18), between plain thrust bearing (12) and circular chamber (41) bottom, establish a main bearing seat (19), main bearing seat (19) center has bearing support through hole (40), bearing support through hole (40) diameter is greater than main shaft (5) hypomere diameter, for matched in clearance, main bearing seat (19) upper end outside diameter is greater than lower end outside diameter, main bearing seat (19) lower end outside diameter is less than rotating mechanism cabin through hole (17) diameter, for matched in clearance, main bearing seat (19) upper end base is in circular chamber (41) bottom, its lower end is stretched in instrument room (18) through rotating mechanism cabin through hole (17), main bearing seat (19) upper surface is gapped apart from turbine (6) lower surface, on main shaft (5) stage casing, the plane lower surface corresponding with body cover (4) is gapped, at instrument room (18), perpendicular to hanger (2) central plane direction, have square hole (20), through hole (21) at the bottom of instrument room (18) bottom surface has instrument room, (21) axis of through hole at the bottom of described instrument room and main shaft (5) axis coaxle.Because main bearing seat (19) can move up and down in rotating mechanism cabin through hole (17), guaranteeing smoothly merit figure tester to be put into instrument room (18) inner main axis bearing (19) below must guarantee that again circular chamber (41) inner bottom surface has been left in the bottom surface, upper end of main bearing seat (19) time, when whole device is arranged on oil pumper, in whole oil well, sucker rod and oil pump plunger piston weight and plunger top just can act on carrying big nut (3) by square of sucker rod clamp to the fluid column weight of ground well head, this load again logical main shaft (5) the stage casing shaft shoulder is delivered on plain thrust bearing (7), by plain thrust bearing (7), be delivered to main bearing seat (19) again and finally pass to oil well measurement of power figure instrument, meanwhile rocking arm (10) drives train of reduction gears (8) to drive worm screw (7) by one-direction driving apparatus (9) again, worm screw 7 drives turbine (6), turbine (6) is by key drive shaft (5), main shaft (5) drives carrying big nut (3) rotation by being threaded with carrying big nut (3), due to square of sucker rod clamp together with pumping rod fasterner seat in carrying big nut (3), when carrying big nut (3) when rotation is by frictional force drives side's clamp and whole sucker rod rotary between itself and square of sucker rod clamp, meanwhile because main shaft (5) seat is on the blowout patche of plain thrust bearing (7), when main shaft (5) rotates, its shaft shoulder lower surface, stage casing drives blowout patche and roller to rotate in the seat ring of plain thrust bearing (7) by frictional force, seat ring is motionless, main bearing seat under it (19) is also just motionless like this, oil well measurement of power figure instrument so thereunder also causes damage with regard to not rotating, because whole polished rod load is all applied on the oil well measurement of power figure instrument of seat on instrument room (18) inner bottom surface, when sucker rod rotary, oil well measurement of power figure instrument is also realized normal measurement of power figure.
For compatible more this object of oil well measurement of power figure instrument of energy while, it be realization like this, described height adjustment barrel (34) is cylindric, center has adjustment barrel through hole (35), outer wall is provided with external screw thread, at the bottom of establishing female instrument room with endoporus, through hole (21) is threaded, and wherein in adjustment barrel through hole (35), upper end is also provided with and mends core (38); Wherein said height adjustment barrel (34) upper end diameter is less than lower end diameter and forms the shaft shoulder, in instrument room (18), be provided with instrument supporting plate (36), described instrument supporting plate (36) is annular, its inner hole sleeve in height adjustment barrel (34) upper end and seat on its shaft shoulder, the upper end length of height adjustment barrel (34) is no more than the thickness of instrument supporting plate (36), the lower end of height adjustment barrel (34) is exposed to outside instrument room (18), and exposed portions serve is provided with the bayonet socket (37) that can be used for rotating adjusting height adjustment barrel (34) height.Can design an apparatus according to the upper limit higher than the existing various oil well measurement of power figure instrument sizes like this size of cabin (18), is promoting oil well measurement of power figure instrument to instrument room (18) precession by instrument supporting plate (36) by height adjustment barrel (34) like this with the bottom surface, upper end of the main bearing seat (19) of pressure on it and is leaving bottom circular chamber (41) to guarantee that whole load is passed on oil well measurement of power figure instrument when carrying big nut 3 bearing load of sucker rod rotary suspension arrangement.
The object that the present invention eliminates additional moment is automatically to realize like this, described carrying big nut (3) is comprised of aligning pressing plate (22) and aligning seat (23), the external screw thread of main shaft (5) upper end, is connected with the internal thread left hand thread of carrying big nut (3) central through hole (39), wherein said aligning pressing plate (22) is plane above, and bottom is protruding spheric, wherein said aligning seat (23) is concave spherical surface above, the protruding sphere of aligning pressing plate (22) is identical with the spherical radius of aligning seat (23) concave spherical surface, work as in rotary course because whole Plane of rotation is not necessarily vertical with its centre of gyration like this, when operation, will produce an additional moment like this, when this additional moment is applied on aligning pressing plate 22 plane, because the protruding sphere of aligning pressing plate 22 is identical with the spherical radius of aligning seat 23 spheres, this additional moment will drive aligning pressing plate 22 to slide until its additional moment disappears around its sphere centre of gyration, what carrying big nut 3 will be smooth-going like this rotates through the interval that this has additional moment.
The outstanding object of adjustable outstanding rope spacing of restricting simultaneously again of the applicable different-diameter of the present invention is to realize like this, in the grooving of described every side hanger (2), upper end is provided with slideway (24), the upper plane vertical direction symmetry of hanger (2) has a plurality of lockpin holes (25), in slideway (24), establish outstanding rope limiting card assembly (26), described outstanding rope limiting card assembly (26) is by outstanding rope location deck (27), outstanding rope pintle hook lock (28), outstanding rope locking bolt (29) forms, wherein outstanding rope location deck (27) opening is V-shaped, there is outstanding wing plate (30) at its middle part, its underpart limited location slide block (31) is matched in clearance with slideway (24), on wing plate (30), have wing plate lockpin hole (32), wing plate lockpin hole (32) is fixed by lock pin (33) pin with lockpin hole (25), because outstanding rope location deck (27) " V " shape opening has centering positioning function, when facing the outstanding rope of different-diameter, large diameter outstanding rope can be from a little away from deck (27) " V " the shape open bottom of outstanding rope location, and the outstanding rope of minor diameter can be from a little close to deck (27) " V " the shape open bottom of outstanding rope location, far away and near this design all can make it be in hanger groove center plane, because the outstanding rope limiting card assembly (26) that is positioned at both sides hanger groove can be bound by outstanding rope pintle hook lock (28) outstanding rope is provided with the hanger (2) of slideway (24) grooving in both sides and is free to slide, the upper slip of a plurality of lockpin holes (25) that outstanding wing plate (30) can have in the upper plane of hanger (2), when being positioned at, after distance between the outstanding rope of hanger groove is set up, can pass through lock pin (33) and will hang wing plate lockpin hole (32) on rope limiting card assembly (26) and the lockpin hole (25) on hanger (2) and sell and determine, thereby realize the adjusting of outstanding rope spacing with fixing.
Invention effect of the present invention compared with prior art has the following advantages:
1, improved on-the-spot compliance;
2, improved functional reliability;
3, improved the convenience of adjustment and maintenance;
4, improved the compatibility with oil well measurement of power figure instrument.
Four, accompanying drawing explanation:
Fig. 1 is the top view of a kind of sucker rod rotary suspension arrangement of prior art;
Fig. 2 is the top view of a kind of sucker rod rotary suspension arrangement of the present invention;
Fig. 3 is the sectional view of a kind of sucker rod rotary suspension arrangement of the present invention embodiment 1;
Fig. 4 is the sectional view of a kind of sucker rod rotary suspension arrangement of the present invention embodiment 2;
Fig. 5 is the sectional view of a kind of sucker rod rotary suspension arrangement of the present invention embodiment 3;
Fig. 6 is the front view of a kind of sucker rod rotary suspension arrangement of the present invention embodiment 4;
Fig. 7 is the right view of a kind of sucker rod rotary suspension arrangement of the present invention embodiment 5;
Fig. 8 is the partial enlarged drawing of a kind of sucker rod rotary suspension arrangement of the present invention;
Fig. 9 is the left sectional view of a kind of sucker rod rotary suspension arrangement of the present invention housing 1;
Figure 10 is the front view of a kind of sucker rod rotary suspension arrangement of the present invention embodiment 5;
Wherein: 1, housing 2, hanger 3, carrying big nut 4, body cover 5, main shaft 6, turbine
7, worm screw 8, train of reduction gears 9, one-direction driving apparatus 10, rocking arm
11, bracket of rocket arm 12, plain thrust bearing 13, benefit core 14, hanger pin-and-hole
15, hanger lock pin 16, circular cavity 17, rotating mechanism cabin through hole 18, instrument room
19, through hole 22, aligning pressing plate at the bottom of main bearing seat 20, square hole 21, instrument room
23, aligning seat 24, slideway 25, lockpin hole 26, outstanding rope limiting card assembly
27, outstanding rope location deck 28, outstanding rope pintle hook lock 29, outstanding rope locking bolt 30, wing plate
31, position limiting slide block 32, wing plate lockpin hole 33, lock pin 34, height adjustment barrel
35, adjustment barrel through hole 36, instrument supporting plate 37, bayonet socket 38, benefit core
39, carrying big nut through hole 40, bearing support through hole 41, circular chamber 42, boss
Five, the specific embodiment:
1, embodiment 1
By a kind of sucker rod rotary suspension arrangement described in Fig. 3 and Fig. 9, it comprises housing 1, hanger 2, carrying big nut 3, body cover 4, main shaft 5, turbine 6, worm screw 7, train of reduction gears 8, one-direction driving apparatus 9, rocking arm 10, bracket of rocket arm 11, plain thrust bearing 12, mends core 13, hanger pin-and-hole 14 and hanger lock pin 15, described carrying big nut 3 centers are provided with a carrying big nut through hole 39, at carrying big nut through hole 39 interior hypomeres, are provided with internal thread, described main shaft 5 is the large multidiameter shape in stage casing small in ends, and its upper end is provided with external screw thread, is that left hand thread is connected with carrying big nut 3 center carrying big nut through hole 39 hypomeres, described benefit core 13 is positioned at carrying big nut 3 upper holes, the key that the center hole of main shaft 5 stage casings and turbine 6 is matched in clearance is connected, main shaft 5 stage casings can slide up and down with respect to the center hole of turbine 6, in housing 1, be provided with circular cavity 16, with the coaxial bottom surface of circular cavity 16 below be provided with the circular chamber 41 that diameter is less than it, circular cavity 16Yu circular chamber 41 communicates with one another, so just formed boss 42, the diameter of circular chamber 41 is less than turbine 6, described turbine 6 is positioned at body cover 4 belows, seat is on the boss 42 of the bottom of circular cavity 16, for matched in clearance, wherein said circular chamber 41, its diameter is less than turbine 6 external diameters and is greater than the external diameter of main shaft 5 stage casings and plain thrust bearing 12, its axis and main shaft 5 axis coaxles, circular chamber 41 bottoms have rotating mechanism cabin through hole 17, it is matched in clearance that rotating mechanism cabin through hole 17 diameters are greater than main shaft 5 hypomere diameters, plain thrust bearing 12 is between the main shaft 5 stage casing shaft shoulders and circular chamber 41 bottoms, main shaft 5 hypomeres pass plain thrust bearing 12 endoporus and insert in rotating mechanism cabin through hole 17,
Described housing 1 below, bottom surface is also provided with an instrument room 18, between plain thrust bearing 12Yu circular chamber 41 bottoms, establish a main bearing seat 19, main bearing seat 19 centers have bearing support through hole 40, bearing support through hole 40 diameters are greater than main shaft 5 hypomere diameters, for matched in clearance, main bearing seat 19 upper end outside diameters are greater than lower end outside diameter, main bearing seat 19 lower end outside diameters are less than rotating mechanism cabin through hole 17 diameters, for matched in clearance, main bearing seat 19 upper end bases are in circular chamber 41 bottoms, its lower end is stretched in instrument room 18 through rotating mechanism cabin through hole 17, main bearing seat 19 upper surfaces are gapped apart from turbine 6 lower surfaces, on main shaft 5 stage casings, the plane lower surface corresponding with body cover 4 is gapped, at instrument room 18, perpendicular to hanger 2 central plane one side directions, have a square hole 20, through hole 21 at the bottom of instrument room 18 bottom surfaces have instrument room, through hole 21 axis and main shaft 5 axis coaxles at the bottom of described instrument room.
Because main bearing seat 19 can move up and down in rotating mechanism cabin through hole 17, when circular chamber's 41 inner bottom surface has been left in the bottom surface, upper end that must guarantee again main bearing seat 19 below guaranteeing smoothly merit figure tester to be put into instrument room 18 inner main axis bearings 19, when whole device is arranged on oil pumper, in whole oil well, sucker rod and oil pump plunger piston weight and plunger top just can act on carrying big nut 3 by square of sucker rod clamp to the fluid column weight of ground well head, this load again logical main shaft 5 stage casing shaft shoulders is delivered on plain thrust bearing 7, by plain thrust bearing 7, be delivered to main bearing seat 19 again and finally pass to oil well measurement of power figure instrument, meanwhile rocking arm 10 drives train of reduction gears 8 to drive worm screw 7 by one-direction driving apparatus 9 again, worm screw 7 drives turbine 6, turbine 6 is by key drive shaft 5, main shaft 5 drives 3 rotations of carrying big nut by being threaded with carrying big nut 3,
Due to square of sucker rod clamp together with pumping rod fasterner seat in carrying big nut 3 on, when the rotation of carrying big nut 3 by frictional force drives side's clamp and whole sucker rod rotary between itself and square of sucker rod clamp, meanwhile because 5, main shaft is on the blowout patche of plain thrust bearing 7, when main shaft 5 rotates, its shaft shoulder lower surface, stage casing drives blowout patche and roller to rotate in the seat ring of plain thrust bearing 7 by frictional force, seat ring is motionless, main bearing seat under it 19 is also just motionless like this, oil well measurement of power figure instrument so thereunder also causes damage with regard to not rotating, because whole polished rod load is all applied on the oil well measurement of power figure instrument of seat on instrument room 18 inner bottom surfaces, when sucker rod rotary, oil well measurement of power figure instrument is also realized normal measurement of power figure.
2, embodiment 2
By a kind of sucker rod rotary suspension arrangement described in Fig. 4 and Fig. 9, in instrument room 18, perpendicular to hanger 2 central plane direction both sides, respectively have a square hole 20;
Other structure is with embodiment 1.
3, embodiment 3
By a kind of sucker rod rotary suspension arrangement described in Fig. 5 and Fig. 9, described carrying big nut 3 is comprised of aligning pressing plate 22 and aligning seat 23, aligning pressing plate 22 is plane above, bottom is protruding spheric, mend core 13 and be positioned at plane hole on aligning pressing plate 22, aligning seat 23 is concave spherical surface above, its underpart and main shaft 5 are connected for left hand thread, the protruding sphere of aligning pressing plate 22 is identical with the spherical radius of aligning seat 23 concave spherical surfaces, work as in rotary course because whole Plane of rotation is not necessarily vertical with its centre of gyration like this, when operation, will produce an additional moment like this, when this additional moment is applied on aligning pressing plate 22 plane, because the protruding sphere of aligning pressing plate 22 is identical with the spherical radius of aligning seat 23 concave spherical surfaces, this additional moment will drive aligning pressing plate 22 to slide until its additional moment disappears around its sphere centre of gyration, what carrying big nut 3 will be smooth-going like this rotates through the interval that this has additional moment,
Other structure is with embodiment 2.
4, embodiment 4
Pass through Fig. 2, Fig. 4, a kind of sucker rod rotary suspension arrangement described in Fig. 6 and Fig. 9, in the grooving of described every side hanger 2, upper end is provided with slideway 24, on hanger 2, plane vertical direction symmetry has 5 lockpin holes 25, in slideway 24, establish outstanding rope limiting card assembly 26, described outstanding rope limiting card assembly 26 is by outstanding rope location deck 27, outstanding rope pintle hook lock 28, outstanding rope locking bolt 29 forms, wherein outstanding rope location deck 27 openings are V-shaped, there is outstanding wing plate 30 at its middle part, its underpart limited location slide block 31 is matched in clearance with slideway 24, the central plane of outstanding like this rope location deck 27 is just in a plane substantially with hanger groove center plane, on wing plate 30, have wing plate lockpin hole 32, wing plate lockpin hole 32 is fixed by lock pin 33 pins with lockpin hole 25, because outstanding rope location deck 27 " V " shape opening has centering positioning function, when facing the outstanding rope of different-diameter, large diameter outstanding rope can be from a little away from deck 27 " V " the shape open bottom of outstanding rope location, and the outstanding rope of minor diameter can be from a little close to deck 27 " V " the shape open bottom of outstanding rope location, far away and near this design all can make it be in hanger groove center plane,
Other structure is with embodiment 2.
5, embodiment 5
Pass through Fig. 5, Fig. 9, Fig. 2, Figure 10, a kind of sucker rod rotary suspension arrangement described in Fig. 7 and Fig. 8, it comprises housing 1, hanger 2, carrying big nut 3, body cover 4, main shaft 5, turbine 6, worm screw 7, train of reduction gears 8, one-direction driving apparatus 9, rocking arm 10, bracket of rocket arm 11, plain thrust bearing 12, mend core 13, hanger pin-and-hole 14 and hanger lock pin 15, described carrying big nut 3 is comprised of aligning pressing plate 22 and aligning seat 23, aligning pressing plate 22 is plane above, bottom is protruding spheric, mend core 13 and be positioned at plane hole on aligning pressing plate 22, aligning seat 23 is concave spherical surface above, its underpart and main shaft 5 are connected for left hand thread, the protruding sphere of aligning pressing plate 22 is identical with the spherical radius of aligning seat 23 concave spherical surfaces, work as in rotary course because whole Plane of rotation is not necessarily vertical with its centre of gyration like this, when operation, will produce an additional moment like this, when this additional moment is applied on aligning pressing plate 22 plane, because the protruding sphere of aligning pressing plate 22 is identical with the spherical radius of aligning seat 23 concave spherical surfaces, this additional moment will drive aligning pressing plate 22 to slide until its additional moment disappears around its sphere centre of gyration, what carrying big nut 3 will be smooth-going like this rotates through the interval that this has additional moment,
In the grooving of described every side hanger 2, upper end is provided with slideway 24, on hanger 2, plane vertical direction symmetry has 5 lockpin holes 25, in slideway 24, establish outstanding rope limiting card assembly 26, described outstanding rope limiting card assembly 26 is by outstanding rope location deck 27, outstanding rope pintle hook lock 28, outstanding rope locking bolt 29 forms, wherein outstanding rope location deck 27 openings are V-shaped, there is outstanding wing plate 30 at its middle part, its underpart limited location slide block 31 is matched in clearance with slideway 24, the central plane of outstanding like this rope location deck 27 is just in a plane substantially with hanger groove center plane, on wing plate 30, have lockpin hole 32, lockpin hole 32 is fixed by lock pin 33 pins with lockpin hole 25, because outstanding rope location deck 27 " V " shape opening has centering positioning function, when facing the outstanding rope of different-diameter, large diameter outstanding rope can be from a little away from deck 27 " V " the shape open bottom of outstanding rope location, and the outstanding rope of minor diameter can be from a little close to deck 27 " V " the shape open bottom of outstanding rope location, far away and near this design all can make it be in hanger groove center plane,
Described main shaft 5 is the large multidiameter shape in stage casing small in ends, it is that left hand thread is connected that main shaft 5 upper ends have screw thread to have through hole with carrying big nut 3 centers, mend core 13 and be positioned at carrying big nut 3 upper holes, the key that the center hole of main shaft 5 stage casings and turbine 6 is matched in clearance is connected, main shaft 5 stage casings can slide up and down in the centre bore of turbine 6, in housing 1, be provided with circular cavity 16, with the coaxial bottom surface of circular cavity 16 below be provided with the circular chamber 41 that diameter is less than it, circular cavity 16Yu circular chamber 41 communicates with one another, so just formed boss 42, the diameter of circular chamber 41 is less than turbine 6, described turbine 6 is positioned at body cover 4 belows, seat is on the boss 42 of the bottom of circular cavity 16, for matched in clearance, wherein said circular chamber 41, its diameter is less than turbine 6 external diameters and is greater than the external diameter of main shaft 5 stage casings and plain thrust bearing 12, its axis and main shaft 5 axis coaxles, circular chamber 41 bottoms have rotating mechanism cabin through hole 17, it is matched in clearance that rotating mechanism cabin through hole 17 diameters are greater than main shaft 5 hypomere diameters, plain thrust bearing 12 is between the main shaft 5 stage casing shaft shoulders and circular chamber 41 bottoms, main shaft 5 hypomeres pass plain thrust bearing 12 endoporus and insert in rotating mechanism cabin through hole 17,
Described housing 1 below, bottom surface is also provided with an instrument room 18, between plain thrust bearing 12Yu circular chamber 41 bottoms, establish a main bearing seat 19, main bearing seat 19 centers have bearing support through hole 40, bearing support through hole 40 diameters are greater than main shaft 5 hypomere diameters, for matched in clearance, main bearing seat 19 upper end outside diameters are greater than lower end outside diameter, main bearing seat 19 lower end outside diameters are less than rotating mechanism cabin through hole 17 diameters, for matched in clearance, main bearing seat 19 upper end bases are in circular chamber 41 bottoms, its lower end is stretched in instrument room 18 through rotating mechanism cabin through hole 17, main bearing seat 19) upper surface is gapped apart from turbine 6 lower surfaces, on main shaft 5 stage casings, the plane lower surface corresponding with body cover 4 is gapped, at instrument room 18, perpendicular to hanger 2 central plane one side directions, have a square hole 20, through hole 21 at the bottom of instrument room 18 bottom surfaces have instrument room, through hole 21 axis and main shaft 5 axis coaxles at the bottom of described instrument room.
Because main bearing seat 19 can move up and down in rotating mechanism cabin through hole 17, must guarantee again that the bottom surface, upper end of main bearing seat 19 left circular chamber's 41 inner bottom surfaces below instrument room 18 inner main axis bearings 19 guaranteeing smoothly merit figure tester to be put into, in through hole at the bottom of instrument room 21, be provided with internal thread and establish a height adjustment barrel 34, described height adjustment barrel 34 is cylindric, center has adjustment barrel through hole 35, outer wall is provided with external screw thread, at the bottom of establishing female instrument room with endoporus, through hole 21 is threaded, wherein in the interior upper end of adjustment barrel through hole 35, be also provided with and mend core 38, wherein said height adjustment barrel 34 upper end diameter are less than lower end diameter and form the shaft shoulder, in instrument room 18, be provided with instrument supporting plate 36, described instrument supporting plate 36 is annular, its inner hole sleeve in height adjustment barrel 34 upper ends and seat on its shaft shoulder, the upper end length of height adjustment barrel 34 is no more than the thickness of instrument supporting plate 36, the lower end of height adjustment barrel 34 is exposed to outside instrument room 18, and exposed portions serve is provided with the bayonet socket 37 that can be used for rotating adjusting height adjustment barrel 34 height.
Can design an apparatus according to the upper limit higher than the existing various oil well measurement of power figure instrument sizes like this size in cabin 18, is promoting oil well measurement of power figure instrument to instrument room 18 precessions by instrument supporting plate 36 by height adjustment barrel 34 like this and circular chamber 41 bottoms are left to guarantee that whole load is passed on oil well measurement of power figure instrument when carrying big nut 3 bearing load of sucker rod rotary suspension arrangement in the bottom surface, upper end of the main bearing seat 19 of pressing on it.
Claims (4)
1. a sucker rod rotary suspension arrangement, it comprises housing (1), hanger (2), carrying big nut (3), body cover (4), main shaft (5), turbine (6), worm screw (7), train of reduction gears (8), one-direction driving apparatus (9), rocking arm (10), bracket of rocket arm (11), plain thrust bearing (12), mends core (13), hanger pin-and-hole (14) and hanger lock pin (15), described carrying big nut (3) center is provided with a carrying big nut through hole (39), and in carrying big nut through hole (39), hypomere is provided with internal thread, described main shaft (5) is the large multidiameter shape in stage casing small in ends, and its upper end is provided with external screw thread, is that left hand thread is connected with carrying big nut (3) center carrying big nut through hole (39) hypomere, described benefit core (13) is positioned at carrying big nut (3) upper hole, the key that the center hole of main shaft (5) stage casing and turbine (6) is matched in clearance is connected, main shaft (5) stage casing can slide up and down with respect to the center hole of turbine (6), in housing (1), be provided with circular cavity (16), be provided with below, the coaxial bottom surface of circular cavity (16) circular chamber (41) that diameter is less than it, circular cavity (16) communicates with one another with circular chamber (41), so just formed boss (42), the diameter of circular chamber (41) is less than turbine (6), described turbine (6) is positioned at body cover (4) below, seat is on the boss (42) of the bottom of circular cavity (16), for matched in clearance, wherein said circular chamber (41), its diameter is less than turbine (6) external diameter and is greater than main shaft (5) stage casing and the external diameter of plain thrust bearing (12), its axis and main shaft (5) axis coaxle, circular chamber (41) bottom has rotating mechanism cabin through hole (17), it is matched in clearance that rotating mechanism cabin through hole (17) diameter is greater than main shaft (5) hypomere diameter, plain thrust bearing (12) is positioned between main shaft (5) the stage casing shaft shoulder and circular chamber (41) bottom, main shaft (5) hypomere passes plain thrust bearing (12) endoporus and inserts in rotating mechanism cabin through hole (17), it is characterized in that described below, housing (1) bottom surface is also provided with an instrument room (18), between plain thrust bearing (12) and circular chamber (41) bottom, establish a main bearing seat (19), main bearing seat (19) center has bearing support through hole (40), bearing support through hole (40) diameter is greater than main shaft (5) hypomere diameter, for matched in clearance, main bearing seat (19) upper end outside diameter is greater than lower end outside diameter, main bearing seat (19) lower end outside diameter is less than rotating mechanism cabin through hole (17) diameter, for matched in clearance, main bearing seat (19) upper end base is in circular chamber (41) bottom, its lower end is stretched in instrument room (18) through rotating mechanism cabin through hole (17), main bearing seat (19) upper surface is gapped apart from turbine (6) lower surface, on main shaft (5) stage casing, the plane lower surface corresponding with body cover (4) is gapped, at instrument room (18), perpendicular to hanger (2) central plane direction, have square hole (20), through hole (21) at the bottom of instrument room (18) bottom surface has the instrument room with main shaft (5) axis coaxle.
2. sucker rod rotary suspension arrangement according to claim 1, it is characterized in that described height adjustment barrel (34) is cylindric, center has adjustment barrel through hole (35), outer wall is provided with external screw thread, at the bottom of establishing female instrument room with endoporus, through hole (21) is threaded, and wherein in adjustment barrel through hole (35), upper end is also provided with and mends core (38); Wherein said height adjustment barrel (34) upper end diameter is less than lower end diameter and forms the shaft shoulder, in instrument room (18), be provided with instrument supporting plate (36), described instrument supporting plate (36) is annular, its inner hole sleeve in height adjustment barrel (34) upper end and seat on its shaft shoulder, the upper end length of height adjustment barrel (34) is no more than the thickness of instrument supporting plate (36), the lower end of height adjustment barrel (34) is exposed to outside instrument room (18), and exposed portions serve is provided with bayonet socket (37).
3. sucker rod rotary suspension arrangement according to claim 1 and 2, it is characterized in that described carrying big nut (3) is comprised of aligning pressing plate (22) and aligning seat (23), the external screw thread of main shaft (5) upper end, is connected with the internal thread left hand thread of carrying big nut (3) central through hole (39); Wherein said aligning pressing plate (22) is plane above, and bottom is protruding spheric; Wherein said aligning seat (23) is concave spherical surface above, and the protruding sphere of aligning pressing plate (22) is identical with the spherical radius of aligning seat (23) concave spherical surface.
4. according to the sucker rod rotary suspension arrangement described in claim 1 or 2 or 3, the interior upper end of grooving that it is characterized in that described every side hanger (2) is provided with slideway (24), the upper plane vertical direction symmetry of hanger (2) has a plurality of lockpin holes (25), in slideway (24), establish outstanding rope limiting card assembly (26), described outstanding rope limiting card assembly (26) is by outstanding rope location deck (27), outstanding rope pintle hook lock (28), outstanding rope locking bolt (29) forms, wherein outstanding rope location deck (27) opening is V-shaped, there is outstanding wing plate (30) at its middle part, its underpart limited location slide block (31) is matched in clearance with slideway (24), on wing plate (30), have wing plate lockpin hole (32), wing plate lockpin hole (32) is fixed by lock pin (33) pin with lockpin hole (25).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310520236.3A CN103527113A (en) | 2013-10-30 | 2013-10-30 | Oil-sucking rod rotating suspending device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310520236.3A CN103527113A (en) | 2013-10-30 | 2013-10-30 | Oil-sucking rod rotating suspending device |
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| CN103527113A true CN103527113A (en) | 2014-01-22 |
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| CN201310520236.3A Pending CN103527113A (en) | 2013-10-30 | 2013-10-30 | Oil-sucking rod rotating suspending device |
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