CN103573225B - Bent axle rotates coiling and makees well bar reciprocating motion energy-saving pumping unit - Google Patents

Bent axle rotates coiling and makees well bar reciprocating motion energy-saving pumping unit Download PDF

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CN103573225B
CN103573225B CN201310542738.6A CN201310542738A CN103573225B CN 103573225 B CN103573225 B CN 103573225B CN 201310542738 A CN201310542738 A CN 201310542738A CN 103573225 B CN103573225 B CN 103573225B
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wheel
crank
hole
bent axle
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CN103573225A (en
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毛国武
毛新宇
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毛国武
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nullBent axle rotation coiling is made well bar reciprocating motion energy-saving pumping unit and is belonging to the energy-saving pumping unit in oil extraction in oil field technical field,The Rack Body front of this machine is provided with symmetrical vertical straight steel pipe slideway,Slip wheel carrier it is provided with in the middle of steel pipe slideway,The two ends of slip wheel carrier are respectively equipped with movable pulley up and down,The cylindrical of movable pulley is provided with arcwall face and withstands on slideway,Movable pulley can make reciprocating rolling on steel pipe slideway,Balance rope front end is connected on slip wheel carrier and front well bar,Balance rope rear end is connected together with connecting plate and rear well bar,It is fixedly arranged on slip wheel carrier around cotton rope front end,It is fixedly arranged on wire winding ring around cotton rope rear end,Crank-pin pierces in coiling annular distance and in positioning crank upper hole,Positioning crank and basis crank、Bent axle and sprocket wheel are connected to,Rotation when sprocket wheel,Front well bar and rear well bar is made to make reciprocating motion in opposite direction,The fluid of two mouthfuls of oil wells taken out by this energy-saving pumping unit one machine,According to beam pumping unit,Can be with energy-conservation 75%,Unit compares energy-conservation 50%.

Description

Bent axle rotates coiling and makees well bar reciprocating motion energy-saving pumping unit
One, technical field: bent axle rotates coiling and make well bar to move back and forth energy-saving pumping unit is in oil extraction in oil field technical field Energy-saving pumping unit.
Two, background technology: known, currently used oil-field oil pumper kind is a lot, owing to oil pumper is at oil pumping in oil fields During, waste substantial amounts of electric energy, particularly beam pumping unit waste electric energy serious especially, oil pump energy-saving problem is current Problem in oil field equipment.
Three, summary of the invention: for solving the problem in background technology, it is an object of the present invention to provide a kind of bent axle and rotates coiling work Well bar moves back and forth energy-saving pumping unit, and the technical task of the confidential solution of this energy-conserving oil pumping is: Rack Body is solid figure frame body, It is provided with two symmetries in the both sides, front of solid figure frame body and founds straight round steel pipe slideway, be provided with cunning in the centre of round steel pipe slideway Driving wheel frame, is respectively equipped with movable pulley in the upper and lower parts at the two ends of slip wheel carrier, and the top of movable pulley is semicircular arc face, this Individual semicircular arc face withstands on the semi arch on steel pipe slideway, and the center of the upper and lower surface plate of slip wheel carrier is provided with through hole, The upper end of well bar before consolidating in the through hole at the lower plane plate center of slip wheel carrier, at the upper surface plate center of slip wheel carrier Through hole consolidates the front end around cotton rope;What in the forward and backward crossbeam both sides above Rack Body, vicinity was respectively symmetrically is provided with Stabilizer, stabilizer overhung balance rope, two balance rope front ends be respectively symmetrically vertical whereabouts on slip wheel carrier Vicinity in surface plate two ends, the front end of two balance ropes consolidates with vicinity, surface plate two ends on slip wheel carrier respectively; The rear end of two balance ropes is walked around respectively and is hung above the stabilizer being provided with below above Rack Body, after two balance ropes End is fixedly arranged in the both ends of the surface of connecting plate respectively;The center of connecting plate is provided with screw, installs connecting bolt, rear well bar in screw Upper end be tightly same as with connecting bolt together with;It is provided with a crossbeam, in the centre of crossbeam in the centre of two lower longerons of Rack Body Being respectively equipped with two bent axle supports that symmetry is erected, the upper top of two bent axle supports consolidates bearing block, bearing block respectively Inside load bearing, in bearing, install bent axle;Respectively with the circular hole of two basic crank lower ends, it is set on symmetrically arranged two Carry out consolidating on one end axle of individual bent axle;The vicinity of crank upper end, two symmetrically arranged bases is respectively equipped with two mutually Through hole;Positioning crank is elongate steel plate body, and two positioning cranks are symmetrical arranged, the plate face, middle and lower part of two positioning cranks Longitudinal midline on respectively decile be provided with several through holes, the distance of two the most adjacent through holes with on the crank of basis The distance of two through holes in portion is equal;With crank bolt, the top of basis crank and the bottom through hole of positioning crank are worn It is connected, fastens;Wire winding ring is set on the cylindrical in the middle part of crank-pin, can be rotating;Crank-pin two end axles is divided Do not put in the through hole on two positioning crank tops;Consolidate with wire winding ring cylindrical middle around the rear end of cotton rope;Bent Axle one end is enclosed in the centre bore of sprocket wheel and carries out consolidating;When rotating sprocket, form with basis crank and positioning crank Crank and chain crop rotation synchronous axial system, due to the rotation of crank, the wire winding ring worn outside crank-pin be connected to around cotton rope Being rotating together, then wire winding ring pulls around cotton rope, around cotton rope by outside above the head sheave of Rack Body front upper Circle, the vertical reciprocating motion pulling slip wheel carrier to make vertical, when crank-pin moves to top dead centre, under slip wheel carrier In the middle of face, the front well bar of consolidation moves to lower dead center;Meanwhile, the rear well bar consolidated in the middle of connecting plate moves to top dead centre; When crank-pin moves to lower dead center, front well bar then moves to top dead centre;Meanwhile, rear well bar then moves to lower dead center;When When the distance of two pumpingh wells is equal to the distance of front well bar and rear well bar, front well bar and rear well bar device respectively are taken out in the two In oil well;Rotating sprocket makes bent axle rotate, and the most front well bar is the most reciprocating, due to front well bar with rear well bar Weight is equal to the weight of rear well bar, and bent axle, in rotation process, eliminates the phenomenon of invalid work done, and the present invention is that two wells taken out by a machine Energy-saving pumping unit, it can save energy 75% according to beam pumping unit;When the present invention is as unit oil pumper, can be by rear well The weight of bar replaces with balance weight iron, and the weight making balance weight iron is equal in magnitude with the weight of front well bar, and then sprocket wheel rotates, and makes bent axle Rotate;Meanwhile, wire winding ring pulls and rotates around cotton rope, when wire winding ring moves to top dead centre, and front well Bar moves to lower dead center, then balance weight iron moves to top dead centre, and when wire winding ring moves to lower dead center, then front well bar only moves to Point;Meanwhile, balance weight iron moves to lower dead center;When the present invention is as the oil pumper of one well of unit drawsheet, according to beam type Oil pumper, can be with energy-conservation 50%;Present configuration is simple, durable.
The technical solution adopted in the present invention: bent axle rotates coiling and makees well bar reciprocating motion energy-saving pumping unit, is with frame Body, footing wheel, footing wheel frame plate, footing wheel shaft, front well bar, movable pulley, slip wheel shaft, slip wheel carrier, stabilizer, wheel frame plate, Wheel shaft, prop up around cotton rope, balance rope, wire winding ring, crank-pin, positioning crank, crank bolt, basic crank, bent axle, sprocket wheel, bent axle Frame, connecting plate, connecting bolt, rear well bar, head sheave, bearing block and bearing are formed;It is characterized in that: Rack Body is solid figure frame Support body, is provided with two symmetries in the both sides, front of solid figure frame body and founds straight round steel pipe slideway, vertical under two of Rack Body The centre of beam length is connected to a crossbeam;Footing wheel is circular steel body, sets a through hole at the center of circular steel body;Footing wheel carrier Plate and wheel frame plate are elongate steel plate bodies, are provided with a through hole in one end of elongate steel plate body;Footing wheel shaft, front well bar, cunning The axis of a movable block, wheel shaft, crank-pin and rear well bar are all cylindrical steel bodies;Movable pulley is circular wheel, sets a through hole at the center of wheel, The dome of wheel is provided with semicircular cannelure;Slip wheel carrier is the strip frame body become with steel plate combination, at strip framework The both sides at the two ends of body and be respectively equipped with the symmetrical plate leg of extension up and down, are respectively symmetrically in the end of the symmetrical plate leg extended It is provided with a through hole;It is provided with through hole at the upper surface plate of slip wheel carrier and the center of lower plane plate;Stabilizer and head sheave It is circular wheel, sets a through hole at the center of circular wheel, the cylindrical of circular wheel is provided with the cannelure of V-arrangement ditch;Around cotton rope peace Weighing apparatus rope is steel wire rope;Wire winding ring is annular steel body;Positioning crank is two bar steel plates of a symmetry, in the upper end of bar steel plate Interior vicinity is respectively provided with a symmetrically the same through hole, and on the center line in the stripe board face, middle and lower part of positioning crank, decile is each It is provided with several through holes;Basis crank is two bar steel plates of a symmetry, in the lower end in the plate face of bar steel plate near On the center line at place, be respectively symmetrically respectively sets a through hole, and the center line at the plate face adjacent upper part of bar steel plate is respectively symmetrically Respectively set two through holes;Bent axle is stairstepping cylindrical steel body, and in one end of crankshaft length, vicinity is provided with big dome;Bent axle Support is strip steel body;Connecting plate is elongate steel plate, sets a screw in the center, plate face of elongate steel plate;Bearing block is Square steel plate body, sets a through hole at the center of square steel plate body;Bearing is annular copper body;The structure of this oil pumper: this is taken out In two lower longerons of the Rack Body of oil machine, the forward and backward vicinity of lower plane is provided with footing wheel frame plate, pierces into footing wheel shaft In the centre bore of footing wheel frame plate and footing wheel;Respectively with slip wheel shaft pierce into slip wheel carrier two ends extension board through hole and In the centre bore of movable pulley, the cylindrical of movable pulley withstands on the steel pipe slideway before Rack Body;The upper end of front well bar is fixedly arranged at cunning In the interstitial hole of driving wheel frame lower plane plate, it is fixedly arranged at around the front end of cotton rope on slip wheel carrier in the interstitial hole of surface plate;Wheel frame plate Lower end be respectively symmetrically and be fixedly arranged in the forward and backward entablature of Rack Body vicinity above, wheel shaft pierces into respectively on wheel frame plate top In the centre bore of circular hole neutral equilibrium wheel, balance rope is suspended in the upper top vee-cut of stabilizer;The balance of two symmetrical mountings Rope front end, hanging respectively on slip wheel carrier, in surface plate two ends vicinity, two balance rope front end respectively with on slip wheel carrier In surface plate two ends, vicinity consolidates;The rear end of two balance ropes hangs respectively in the both ends of the surface of connecting plate, balance rope The both ends of the surface of rear end and connecting plate consolidate;Connecting bolt one end is screwed in the screw at connecting plate center, connecting bolt The other end be consolidated in the upper end of rear well bar together with;Plane and two wheel frame plates on the middle part of the front entablature of Rack Body Lower plane consolidates, and wheel shaft pierces in this takes turns the hole of frame plate and in the centre bore of head sheave, is suspended on head sheave cylindrical around cotton rope Vee-cut on, consolidate on the rear end of cotton rope with the periphery of wire winding ring;Crank-pin pierces into the centre bore at wire winding ring In, crank-pin two end axles cylindrical is fixedly arranged in the through hole that positioning crank top is symmetrical respectively, and two positioning crank bottoms are adjacent Two through holes and two through holes being provided with of crank top, basis, be respectively charged into two crank bolts, with crank bolt Fasten;The symmetrically arranged through hole in bottom of two basic cranks, is fixedly arranged at outside two symmetrically arranged crankshaft end respectively On circle, two symmetrically arranged bent axle centre positions are respectively charged in the centre bore of bearing, and bearing is enclosed in bearing block In central hole, the lower plane of bearing block consolidates with the upper plane of bent axle support, and the lower end of bent axle support is fixedly arranged at frame respectively The vicinity, middle part of body base cross members;The centre bore of sprocket wheel is set on the other end cylindrical of bent axle and carries out consolidating.
The advantage of above technical scheme: being equal in weight of this energy-saving pumping unit front well bar and rear well bar, front well bar and Hou Jing The weight of bar is to be communicated in together by slip wheel carrier, balance rope and connecting plate, owing to slip wheel carrier is above front well bar, Slip wheel carrier is that balance rope is suspended on the top of stabilizer below balance rope front portion simultaneously, carries balance rope with stabilizer, The rear end of balance rope is fixedly arranged on connecting plate, being connected above on connecting plate of rear well bar, the most front well bar and the weight of rear well bar What amount balanced acts on stabilizer, owing to the weight of slip wheel carrier is more than the weight of connecting plate, then stabilizer front portion balance The gross weight that the gross weight that rope bears is born more than stabilizer rear portion balance rope, moves downward after causing front well bar stress, front well Bar pulls rear well bar, makes rear well bar move upward;Carry out with around the front end of cotton rope in the middle of the top panel of slip wheel carrier Connect, walk around the upper top cylindrical of head sheave around cotton rope, be attached with the cylindrical of wire winding ring around the rear end of cotton rope;Work as crank rotation Time, it is arranged on the wire winding ring outside crank-pin and circles, when wire winding ring moves to lower dead center from top dead centre, lead to around cotton rope Crossing the rotation at head sheave top, the vertical slip wheel carrier that pulls moves upward with front well bar, and meanwhile, vertical side made by rear well bar To move downward;When wire winding ring is moved downwardly to lower dead center, then front well bar moves to top dead centre, meanwhile, and rear well bar Move to lower dead center;When wire winding ring moves to top dead centre from lower dead center, the gravity of slip wheel carrier pulls to be transported downwards around cotton rope Dynamic, meanwhile, front well bar moves downward, and rear well bar moves upward, and makees around the front end of cotton rope owing to bent axle rotates to pull Moving back and forth, reciprocating motion in opposite direction made by the most front well bar and rear well bar, and then the oil pumper of the technical program is one and takes out Oil machine can take out the fluid of two mouthfuls of oil wells;When replacing the weight of equal rear well bar with the weight of weight, front well bar can be taken out The fluid of single oil well, the present invention contrasts beam pumping unit, and the fluid taking a pull at oil well with unit is contrasted, can be energy-conservation 50‰;The fluid taking out two mouthfuls of producing wells with a machine is contrasted, can be with energy-conservation 75%;This oil pumper durable, maintenance is convenient.
Four, accompanying drawing explanation:
Fig. 1 is the main apparent structure schematic diagram that well bar reciprocating motion energy-saving pumping unit is made in bent axle rotation coiling.
Fig. 2 is the left view schematic diagram of structure of Fig. 1.
Fig. 3 is the vertical view schematic diagram of structure of Fig. 1.
Fig. 4 is the A A left view profile construction schematic diagram of Fig. 1.
Fig. 5 is the B B top view cross section schematic diagram of structure of Fig. 1.
Five, detailed description of the invention: be described in detail below in conjunction with Fig. 1 to Fig. 5, in Fig. 1 to Fig. 5, bent axle rotate around Line make well bar move back and forth energy-saving pumping unit, be with Rack Body 1, footing wheel 2, footing wheel frame plate 3, footing wheel shaft 4, front well bar 5, Movable pulley 6, slip wheel shaft 7, slip wheel carrier 8, stabilizer 9, wheel frame plate 10, wheel shaft 11, around cotton rope 12, balance rope 13, wire winding ring 14, crank-pin 15, positioning crank 16, crank bolt 17, basis crank 18, bent axle 19, sprocket wheel 20, bent axle support 21, connecting plate 22, connecting bolt 23, rear well bar 24, head sheave 25, bearing block 26 and bearing 27 are formed, it is characterised in that: Rack Body 1 is three-dimensional Shape frame body, is provided with two symmetries in the both sides, front of solid figure frame body and founds straight round steel pipe slideway, at two of Rack Body 1 The centre of lower longeron length is connected to a crossbeam;Footing wheel 2 is circular steel body, sets a through hole at the center of circular steel body;The end Castor frame plate 3 and wheel frame plate 10 are elongate steel plate bodies, are provided with a through hole in one end of elongate steel plate body;Footing wheel shaft 4, Advance bar 5, slip wheel shaft 7, wheel shaft 11, crank-pin 15 and rear well bar 24 are all cylindrical steel bodies;Movable pulley 6 is circular wheel, The center of wheel sets a through hole, and the dome at wheel is provided with semicircular cannelure;Slip wheel carrier 8 is the strip become with steel plate combination Frame body, in the both sides at the two ends of strip frame body be respectively equipped with the symmetrical plate leg of extension up and down, at the symmetrical plate extended Be respectively symmetrically in the end of leg is provided with a through hole, sets at the upper surface plate of slip wheel carrier 8 and the center of lower plane plate There is through hole;Stabilizer 9 and head sheave 25 are circular wheel, set a through hole at the center of circular wheel, are provided with V on the cylindrical of circular wheel The cannelure of shape ditch;It is steel wire rope around cotton rope 12 and balance rope 13;Wire winding ring 14 is annular steel body;Positioning crank 16 is a symmetry Two bar steel plates, in the upper end of bar steel plate, vicinity is respectively provided with a symmetrically the same through hole, positioning crank On the center line of 16 stripe board face, middle and lower parts, decile is respectively provided with several through holes;Basis crank 18 is two bar shapeds of a symmetry Steel plate, in the lower end in the plate face of bar steel plate on the center line of vicinity, be respectively symmetrically respectively sets a through hole, at bar steel plate Plate face adjacent upper part at center line on be respectively symmetrically respectively set two through holes;Bent axle 19 is stairstepping cylindrical steel body, at song In one end of axle 19 length, vicinity is provided with big dome;Bent axle support 21 is strip steel body;Connecting plate 22 is elongate steel plate, A screw is set in the center, plate face of elongate steel plate;Bearing block 26 is square steel plate body, at the center of square steel plate body If a through hole;Bearing 27 is annular copper body;The structure of this oil pumper: lower flat in two lower longerons of the Rack Body 1 of this oil pumper The forward and backward vicinity in face is provided with footing wheel frame plate 3, pierces at footing wheel frame plate 3 and the centre bore of footing wheel 2 with footing wheel shaft 4 In;Pierce in the through hole of slip wheel carrier 8 two ends extension board and the centre bore of movable pulley with slip wheel shaft 7 respectively, movable pulley 6 Cylindrical withstand on the steel pipe slideway before Rack Body;The upper end of front well bar 5 is fixedly arranged at the interstitial hole of slip wheel carrier 8 lower plane plate In, it is fixedly arranged at around the front end of cotton rope 12 on slip wheel carrier 8 in the interstitial hole of surface plate;The lower end of wheel frame plate 10 is respectively symmetrically consolidation Vicinity above in the forward and backward entablature of Rack Body 1, wheel shaft 11 pierces into the circular hole neutral equilibrium wheel on wheel frame plate 10 top respectively Centre bore in, balance rope 13 is suspended in the upper top vee-cut of stabilizer 9;The balance of two symmetrical mountings is restricted 13 front ends, point Not hanging on slip wheel carrier 8, in surface plate two ends vicinity, two balance rope 13 front ends respectively with surface plate on slip wheel carrier 8 In two ends, vicinity consolidates;The rear end of two balance ropes 13 hangs respectively in the both ends of the surface of connecting plate 22, balances rope 13 The both ends of the surface of rear end and connecting plate 22 consolidate;Connecting bolt 23 one end is screwed in the screw at connecting plate 22 center, even Together with the other end of connecting bolt 23 is consolidated in the upper end of rear well bar 24;Plane on the middle part of the front entablature of Rack Body 1 Consolidating with two wheel frame plate 10 lower planes, wheel shaft 11 pierces in the hole of wheel frame plate 10 and in the centre bore of head sheave 25, around Cotton rope 12 is suspended on the vee-cut of head sheave 25 cylindrical, consolidates on the periphery of wire winding ring 14 around the rear end of cotton rope 12; Crank-pin 15 pierces in the centre bore of wire winding ring 14, and crank-pin 15 two end axles cylindrical is fixedly arranged at positioning crank 16 top pair respectively In the through hole claimed;Be provided with two of two adjacent two through holes in positioning crank 16 bottom and crank 18 top, basis are through Hole, is respectively charged into two crank bolts 17, fastens with crank bolt 17;The bottom of two basic cranks 18 is symmetrically arranged Through hole, is fixedly arranged on two symmetrically arranged bent axle 19 end cylindricals, two symmetrically arranged bent axle 19 centre positions respectively Being respectively charged in the centre bore of bearing 27, bearing 27 is enclosed in the centre bore of bearing block 26, the lower plane of bearing block 26 with The upper plane of bent axle support 21 consolidates, and the lower end of bent axle support 21 is fixedly arranged at the pars intermedia of Rack Body 1 base cross members respectively Vicinity, position;The centre bore of sprocket wheel 20 is set on the other end cylindrical of bent axle 19 and carries out consolidating.

Claims (1)

1. well bar reciprocating motion energy-saving pumping unit is made in bent axle rotation coiling, is with Rack Body (1), footing wheel (2), footing wheel frame plate (3), footing wheel shaft (4), front well bar (5), movable pulley (6), slip wheel shaft (7), slip wheel carrier (8), stabilizer (9), wheel frame plate (10), wheel shaft (11), around cotton rope (12), balance rope (13), wire winding ring (14), crank-pin (15), positioning crank (16), crank spiral shell Bolt (17), basis crank (18), bent axle (19), sprocket wheel (20), bent axle support (21), connecting plate (22), connecting bolt (23), after Well bar (24), head sheave (25), bearing block (26) and bearing (27) are formed, it is characterised in that: Rack Body (1) is solid figure framework Body, is provided with two symmetries in the both sides, front of solid figure frame body and founds straight round steel pipe slideway, vertical under two of Rack Body (1) The centre of beam length is connected to a crossbeam;Footing wheel (2) is circular steel body, sets a through hole at the center of circular steel body;Footing Wheel frame plate (3) and wheel frame plate (10) are elongate steel plate bodies, are provided with a through hole in one end of elongate steel plate body;Footing wheel shaft (4), front well bar (5), slip wheel shaft (7), wheel shaft (11), crank-pin (15) and rear well bar (24) are all cylindrical steel bodies;Slide Wheel (6) is circular wheel, sets a through hole at the center of wheel, and the dome at wheel is provided with semicircular cannelure;Slip wheel carrier (8) be with The strip frame body that steel plate combination becomes, in the both sides at the two ends of strip frame body be respectively equipped with the symmetrical plate of extension up and down Leg, extend symmetrical plate leg end in be respectively symmetrically is provided with a through hole, slip wheel carrier (8) upper surface plate and The center of lower plane plate is provided with through hole;Stabilizer (9) and head sheave (25) are circular wheel, set one at the center of circular wheel and lead to Hole, is provided with the cannelure of V-arrangement ditch on the cylindrical of circular wheel;It is steel wire rope around cotton rope (12) and balance rope (13);Wire winding ring (14) it is annular steel body;Positioning crank (16) is two bar steel plates of a symmetry, and in the upper end of bar steel plate, vicinity is each Being provided with a symmetrically the same through hole, on the center line in positioning stripe board face, crank (16) middle and lower part, decile is respectively provided with several Through hole;Basis crank (18) is two bar steel plates of a symmetry, in the lower end in the plate face of bar steel plate in vicinity On line, be respectively symmetrically respectively sets a through hole, and what the center line at the plate face adjacent upper part of bar steel plate was respectively symmetrically respectively sets Two through holes;Bent axle (19) is stairstepping cylindrical steel body, and in one end of bent axle (19) length, vicinity is provided with big dome; Bent axle support (21) is strip steel body;Connecting plate (22) is elongate steel plate, sets one in the center, plate face of elongate steel plate Screw;Bearing block (26) is square steel plate body, sets a through hole at the center of square steel plate body;Bearing (27) is annular copper Body;The structure of this oil pumper: in two lower longerons of the Rack Body (1) of this oil pumper, the forward and backward vicinity of lower plane is provided with the end Castor frame plate (3), pierces in the centre bore of footing wheel frame plate (3) and footing wheel (2) with footing wheel shaft (4);Respectively to slide Wheel shaft (7) pierces in the through hole of slip wheel carrier (8) two ends extension board and the centre bore of movable pulley, the cylindrical of movable pulley (6) Withstand on the steel pipe slideway before Rack Body;The upper end of front well bar (5) is fixedly arranged at the interstitial hole of slip wheel carrier (8) lower plane plate In, it is fixedly arranged in the interstitial hole of the upper surface plate of slip wheel carrier (8) around the front end of cotton rope (12);The lower end of wheel frame plate (10) is the most right Above vicinity in claiming to be fixedly arranged at Rack Body (1) forward and backward entablature, wheel shaft (11) pierces into the circle on wheel frame plate (10) top respectively In the centre bore of hole neutral equilibrium wheel, balance rope (13) is suspended in the upper top vee-cut of stabilizer (9);Two symmetrical mountings Balance rope (13) front end, hang vicinity respectively in the upper surface plate two ends of slip wheel carrier (8), two balance rope (13) front ends In surface plate two ends upper with slip wheel carrier (8), vicinity consolidates respectively;The rear end of two balances rope (13) hangs respectively In the both ends of the surface of connecting plate (22), the rear end of balance rope (13) consolidates with the both ends of the surface of connecting plate (22);Connecting bolt (23), during one end is screwed into the screw at connecting plate (22) center, the other end of connecting bolt (23) is solid with the upper end of rear well bar (24) Tie in together;On the middle part of the front entablature of Rack Body (1), plane consolidates with two wheel frame plate (10) lower planes, wheel Axle (11) pierces in the hole of wheel frame plate (10) and in the centre bore of head sheave (25), is suspended on head sheave (25) cylindrical around cotton rope (12) Vee-cut on, consolidate on the periphery of wire winding ring (14) around the rear end of cotton rope (12);Crank-pin (15) pierce into around In the centre bore of wire loop (14), crank-pin (15) two end axles cylindrical is fixedly arranged at the through hole that positioning crank (16) top is symmetrical respectively In;Two through holes that two adjacent two through holes in positioning crank (16) bottom and crank (18) top, basis are provided with, point Do not load two crank bolts (17), fasten with crank bolt (17);Symmetrical the passing through in the bottom of two basic cranks (18) Through hole, is fixedly arranged on two symmetrically arranged bent axle (19) end cylindricals, two symmetrically arranged bent axle (19) interpositions respectively Putting and be respectively charged in the centre bore of bearing (27), bearing (27) is enclosed in the centre bore of bearing block (26), bearing block (26) The upper plane of lower plane and bent axle support (21) consolidate, the lower end of bent axle support (21) is fixedly arranged at Rack Body (1) respectively The vicinity, middle part of base cross members;The centre bore of sprocket wheel (20) is set on the other end cylindrical of bent axle (19) and consolidates ?.
CN201310542738.6A 2013-10-29 2013-10-29 Bent axle rotates coiling and makees well bar reciprocating motion energy-saving pumping unit Active CN103573225B (en)

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