CN2576960Y - Motor-changing two-way drum intelligent pumping machine - Google Patents
Motor-changing two-way drum intelligent pumping machine Download PDFInfo
- Publication number
- CN2576960Y CN2576960Y CN 02256902 CN02256902U CN2576960Y CN 2576960 Y CN2576960 Y CN 2576960Y CN 02256902 CN02256902 CN 02256902 CN 02256902 U CN02256902 U CN 02256902U CN 2576960 Y CN2576960 Y CN 2576960Y
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- CN
- China
- Prior art keywords
- motor
- brake
- bidirectional roller
- frequency converter
- controller
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides an electromotor reversing two-way rolling barrel intelligent oil pumping unit, which is mainly composed of a controller, a frequency converter, an electromotor, a brake, a speed reducer, a two-way rolling barrel, a steel cable, a counterweight, a machine frame, a sensor case, a control cabinet, etc., wherein, the electromotor is connected with the brake, and the brake is connected with the speed reducer. The speed reducer is connected with the two-way rolling barrel, the connections uniformly use couplings, and the other end of the two-way rolling barrel is provided with a sensor box body. The electromotor, the brake, the speed reducer, the two-way rolling barrel and the sensor box body are arranged on a machine frame, three rope hanging devices are arranged on the two-way rolling barrel. The steel cables are wounded at the rolling barrel along the two directions, two groups of positive direction windings are arranged at both sides of the rolling barrel, the steel cables has four roots, and other ends of the steel cables are connected with rope hanging devices. One group of backward windings are arranged in the middle of the rolling barrel, and the other ends of the steel cables are connected with the counterweight. The controller can control the electromotor to rotate forwards and backwards by the frequency converter, and thereby, the up-down movement of a polished rod can be realized.
Description
Technical field: the utility model belongs to mechanical oil recovery equip ment.
Background technology: the long-stroke pumping unit without walking beam that uses on the oil field mainly contains gas balance chain drive pumping unit and follow-on pouring weight balance chain drive pumping unit and broadband chain drive pumping unit at present, though this chain commutation oil pumper has its advantage, but its mechanical commutation system is complicated, the cost height still has certain impact during commutation.
Summary of the invention: the purpose of this utility model is the deficiency that will overcome above-mentioned oil pumper, provides that a kind of transmission mechanism is more simple, the long stroke intelligent oil pumping machine of the better motor commutation bidirectional roller of performance.
The purpose of this utility model is to realize like this.Critical piece has: motor, brake, reducer, bidirectional roller, wire rope, balance weight, frame, sensor casing and switch board etc.Motor connects with brake, and brake connects with reducer, and reducer connects with bidirectional roller and above the connection all connects the other end sensor installation casing of bidirectional roller with shaft joint.Motor, brake, reducer, bidirectional roller and sensor casing all be installed in frame above.3 lanyard devices are arranged on the bidirectional roller, and the both direction of cylinder is lay winding wire ropes all, and forward twines two groups of wire rope, and the wire rope other end is connected with polished rod eye; Oppositely twine one group of wire rope, be wrapped in the middle part of cylinder, the other end of its wire rope is connected with balance weight.
Two intermeshing big pinions are housed in the sensor casing, with the coaxial big disk that is equipped with of gear wheel, periphery at big disk is installed a positioning tooth and two limiting tooths, installs near switch in the relevant position of positioning tooth, in the relevant position of two limiting tooths a microswitch is installed respectively; With pulse coder of the coaxial installation of pinion.
Be divided into three layers of upper, middle and lowers in the switch board: the upper strata is that hot air is discharged layer, and there is shutter the side; Lower floor is the air filtration layer, and airstrainer is arranged at the bottom; The space in intermediate layer is bigger, and insulation layer is housed all around, and controller, frequency converter, air switch, A.C. contactor and refrigeration machine are installed in the layer.That such switch board has is rainproof, dustproof, summer anti-high temperature function, can adapt to wild environment.
Fig. 1 is the structural front view of the motor commutation bidirectional roller intelligent oil pumping machine that proposes according to the utility model.
Fig. 2 is the structure side view of the motor commutation bidirectional roller intelligent oil pumping machine that proposes according to the utility model
Fig. 3 is the transmission mechanism schematic diagram of the motor commutation bidirectional roller intelligent oil pumping machine that proposes according to the utility model.
Fig. 4 is the control system circuit theory diagrams of the motor commutation bidirectional roller intelligent oil pumping machine that proposes according to the utility model.
Fig. 5 is the switch board structural representation of the motor commutation bidirectional roller intelligent oil pumping machine that proposes according to the utility model.
Fig. 6 is the sensor casing inner structure schematic diagram of the motor commutation bidirectional roller intelligent oil pumping machine that proposes according to the utility model.
Among the figure, 1-bidirectional roller, 2-reducer, 3-motor, 4-lanyard device, 5-guardrail, 6-wire rope, 7-polished rod eye, the 8-frame, 9-polished rod, 10-balance weight, 11-base, the 12-slide rail, 13-brake, 14-sensor casing, 15-controller, the 16-braking resistor, 17-dynamic braking device, 18-frequency converter, 19-master's A.C. contactor, the 20-air switch, the secondary A.C. contactor of 21-, the 22-hot air is discharged layer, 23-shutter, the 24-insulation layer, 25-refrigeration machine, 26-air filtration layer, 27-airstrainer, the 28-fairlead, 29-footing, 30-venthole, the 31-pinion, 32-pulse coder, 33-microswitch, the 34-limiting tooth, 35-gear wheel, 36-big disk, 37-positioning tooth, 38-be near switch, the 39-fairlead, 41-guide rail, 42-current transformer, the 43-seal cover that goes between.
The specific embodiment: describe the concrete structure of the present utility model and the course of work in detail below in conjunction with accompanying drawing.
As Fig. 1, Fig. 2, motor 3, brake 13, reducer 2, bidirectional roller 1, sensor casing 14 are installed in top in pumping unit shelf 8, and motor 3 connects with brake 13, and brake connects with reducer 2, reducer connects with bidirectional roller 1, more than connects all to connect with shaft joint.The other end sensor installation casing 14 of bidirectional roller 1.3 lanyard devices 4 are arranged on the bidirectional roller, and the both direction of cylinder is lay winding wire ropes 6 all, and forward twines two groups of wire rope, and the wire rope other end is connected with polished rod eye 7; Oppositely twine one group of wire rope, be wrapped in the middle part of cylinder, the other end of its wire rope is connected with balance weight 10.
The transmission process of this oil pumper is: three phase mains is introduced into switch board, receives on the frequency converter 18 through air switch 20 and A.C. contactor 19, and the output of frequency converter connects motor 3.The high speed shaft of reducer 2 connects motor 3, and the slow-speed shaft of reducer 2 connects with cylinder 1, hangs with two wire rope 6 in the groove of the lanyard device on cylinder 1 both sides, and wire rope 6 is the forward winding on cylinder, receives on the polished rod eye 7 again; Hang with steel cable 6 in the groove of the lanyard device in the middle of the cylinder 1, wire rope 6 oppositely twines on cylinder, receives on the balance weight 10 again.When motor 3 was just changeing, polished rod 9 was up; When motor 3 counter-rotatings, polished rod 9 is descending.Motor 3 constantly rotates and reverse like this, has just realized pumping of polished rod 9.
Two intermeshing big pinions 35,31 are housed in the sensor casing 14, with the gear wheel 35 coaxial big disks 36 that are equipped with, periphery at big disk is installed a positioning tooth 37 and two limiting tooths 34, install near switch 38 relevant position at positioning tooth 37, is reference point locations sensors near switch 38.In the relevant position of two limiting tooths 34 microswitch 33 is installed respectively, microswitch 33 is stroke limit sensors.With pulse coder 32 of pinion 31 coaxial installations, encoder 32 is the angular displacement sensor of cylinder 1, just wire rope displacement sensor.
Be divided into three layers of upper, middle and lowers in the surface-based switch board: the upper strata is that hot air is discharged layer, and there is shutter 23 side; Lower floor is the air filtration layer, and airstrainer 27 is arranged at the bottom; The space in intermediate layer is bigger, insulation layer 24 is housed all around, controller 15, frequency converter 18, air switch 20, A.C. contactor 19,21, dynamic braking device 17, braking resistor 16, mutual inductor 42 and refrigeration machine 25 are installed in the layer, and controller 15 is to be the control core system with the microprocessor.Controller 15 respectively with the coil of A.C. contactor 19,21, current transformer 42, frequency converter 18 and sensor casing 14 in encoder 32, microswitch 33, be connected near switch 38.Power supply through air switch 20, A.C. contactor 19, pass current transformer 42 and receive on the frequency converter 18, the output of frequency converter 18 is received on the motor 3.When oil pumper moved, controller 15 sent rotating control signal and frequency control signal to frequency converter 18, and control polished rod 9 moves in given stroke range according to given stroke and jig frequency.Controller 15 is monitored the displacement and the speed of polished rod 9 in real time according to the displacement signal and the reference point signal of sensor 32,38, can also monitor in real time load.Two microswitches 34 are stroke limit sensors, and it and limit circuit constitute stroke limit control.In case control system is malfunctioning, when polished rod 9 reached spacing position, limit circuit was with the automatic cut-off motor power supply and make brake 13 work, oil pumper hard stop.That such switch board has is rainproof, dustproof, the function of anti-high temperature, can adapt to wild environment.
The characteristics of this oil pumper: 1. replace mechanical commutation with motor commutation, simplified widely frame for movement, reduced Cost, commutation has steadily reduced the impact to decelerator and sucker rod. 2. adjustment is convenient, can make counterbalance effect Reach more than 95% the electric efficiency height. 3. according to the suction operating mode, in the situation that sucker rod and oil well pump allow, can Adjust arbitrarily jig frequency, adjust up and down journey time, the slowly lower convenience that provides soon is provided in this exploitation for viscous crude. 4. exist In the given maximum stroke scope, can adjust arbitrarily stroke. 5. can carry out Real-Time Monitoring to load owing to controller, Can judge according to the situation of change of load the variation of producing fluid level, thereby can automatically adjust jig frequency, the realization intellectuality is adopted Oil.
Claims (4)
1. motor commutation bidirectional roller intelligent oil pumping machine, form by motor, brake, reducer, bidirectional roller, wire rope, balance weight, frame, sensor casing and switch board etc., said bidirectional roller is two-way lay winding wire ropes, 3 lanyard devices are arranged on the bidirectional roller, the both direction of cylinder is lay winding wire ropes all, forward twines two groups of wire rope, and the wire rope other end is connected with polished rod eye; Oppositely twine one group of wire rope, be wrapped in the middle of the cylinder, the other end of wire rope is connected with balance weight, it is characterized in that: motor connects with brake, brake connects with reducer, reducer connects with bidirectional roller, more than connects all and connects the other end sensor installation casing of bidirectional roller with shaft joint; Motor, brake, reducer, bidirectional roller and sensor casing all be installed in frame above; Motor is connected with frequency converter, and frequency converter, brake, Sensor box all are electrically connected with controller in the switch board, and controlled device is controlled.
2. motor commutation bidirectional roller intelligent oil pumping machine according to claim 1 is characterized in that: there are controller, air switch, A.C. contactor, current transformer, dynamic braking device, braking resistor and refrigeration machine etc. in said switch board the inside; Power supply through air switch, A.C. contactor, pass current transformer and receive on the frequency converter, the output of frequency converter is received on the motor; Controller is to be the control core system with the microprocessor, controller control A.C. contactor, brake and frequency converter; The control signal of controller derives from the sensor casing.
3. motor commutation bidirectional roller intelligent oil pumping machine according to claim 1, it is characterized in that: two intermeshing big pinions are housed in the sensor casing, with the coaxial big disk that is equipped with of gear wheel, periphery at big disk is installed a positioning tooth and two limiting tooths, install near switch relevant position at positioning tooth, in the relevant position of two limiting tooths a microswitch is installed respectively; With pulse coder of the coaxial installation of pinion.
4. motor commutation bidirectional roller intelligent oil pumping machine according to claim 1 is characterized in that: switch board inside is divided into three layers of upper, middle and lowers, and the upper strata is that hot air is discharged layer, and there is shutter the side; Lower floor is the air filtration layer, and airstrainer is equipped with in the bottom; Insulation layer is housed around the intermediate layer, controller, frequency converter, air switch, A.C. contactor and refrigeration machine etc. are installed in the layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02256902 CN2576960Y (en) | 2002-10-09 | 2002-10-09 | Motor-changing two-way drum intelligent pumping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02256902 CN2576960Y (en) | 2002-10-09 | 2002-10-09 | Motor-changing two-way drum intelligent pumping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2576960Y true CN2576960Y (en) | 2003-10-01 |
Family
ID=33725016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02256902 Expired - Fee Related CN2576960Y (en) | 2002-10-09 | 2002-10-09 | Motor-changing two-way drum intelligent pumping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2576960Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102220853A (en) * | 2010-04-13 | 2011-10-19 | 河南长江石油机械有限公司 | Asymmetrically operated non-beam coal bed gas sampling method and device |
| CN102359361A (en) * | 2011-09-22 | 2012-02-22 | 大连虹桥科技有限公司 | Intelligent oil pumping system |
| CN101539002B (en) * | 2009-04-08 | 2012-11-21 | 李秀 | Flexible automatic reverse intelligent oil pumping machine |
-
2002
- 2002-10-09 CN CN 02256902 patent/CN2576960Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539002B (en) * | 2009-04-08 | 2012-11-21 | 李秀 | Flexible automatic reverse intelligent oil pumping machine |
| CN102220853A (en) * | 2010-04-13 | 2011-10-19 | 河南长江石油机械有限公司 | Asymmetrically operated non-beam coal bed gas sampling method and device |
| CN102359361A (en) * | 2011-09-22 | 2012-02-22 | 大连虹桥科技有限公司 | Intelligent oil pumping system |
| CN102359361B (en) * | 2011-09-22 | 2014-07-16 | 大连虹桥科技有限公司 | Intelligent oil pumping system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |