CN201620867U - Vehicle-mounted electric workover rig electrical control device - Google Patents
Vehicle-mounted electric workover rig electrical control device Download PDFInfo
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- CN201620867U CN201620867U CN2010200150928U CN201020015092U CN201620867U CN 201620867 U CN201620867 U CN 201620867U CN 2010200150928 U CN2010200150928 U CN 2010200150928U CN 201020015092 U CN201020015092 U CN 201020015092U CN 201620867 U CN201620867 U CN 201620867U
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Abstract
The utility model discloses a vehicle-mounted electric workover rig electrical control device which comprises a frequency converter, a motor, a programmable logic controller (PLC), a pressure-temperature sensor and an operating button, wherein the frequency converter is respectively connected with the motor, a motor shaft encoder, the PLC and three-phase four-wire mains supply; the three-phase four-wire mains supply is respectively connected with an electric quantity monitoring instrument, a motor control center and a control system power supply; a roller spindle encoder is respectively connected with a gearbox-roller and the PLC; the PLC is respectively connected with an electrical control unit, the operating button, the pressure-temperature sensor, a man-machine dialogue touch screen and the control system power supply; the electrical control unit is respectively connected with the operating button, the motor control center, a pneumatic control unit and the control system power supply; and the pneumatic control unit is respectively connected with a hydraulic control unit and the operating button. The vehicle-mounted electric workover rig electrical control device is characterized by full digital control, networking, informationization, standardization, modularization and the like, and mainly applied in workover operation engineering during oil exploitation.
Description
One, technical field:
The utility model relates to oil, natural gas extraction workover treatment workover rig control system, particularly a kind of vehicular frequency conversion electric workover rig electrical control gear.
Two, background technology:
In the workover treatment of oil exploitation, general machinery and manually operated diesel-driven crawler type and the wheeled workover rig of adopting, the workover rig of this control structure is for contribution has been made in the oil field oil exploitation, but exist following shortcoming or deficiency simultaneously: 1. fuel consumption is big, the use cost height; 2. fault rate height, constructor's labour intensity is big; 3. construction environment is polluted greatly, and noise is big; 4. the construction safety performance is poor.
Three, summary of the invention:
The purpose of this utility model provides a kind of improved vehicular electric workover rig electrical control gear, adopts frequency converter, CPU and microcomputer automatic control structure, the shortcoming or the deficiency that overcome effectively or avoid existing in the above-mentioned prior art.
Vehicular electric workover rig electrical control gear described in the utility model, comprise frequency converter, motor, gearbox-cylinder, motor shaft encoder, the drum shaft encoder, the man-machine interface touch-screen, the Electric Machine Control center, the hydraulic control unit, the gas control unit, electric control unit, the PLC cyclelog, the control system power supply, the three-phase four-wire system civil power, the electric weight monitor, pressure-temperature sensor and action button, it is characterized in that described frequency converter respectively with motor, motor shaft encoder, the PLC cyclelog is connected with the three-phase four-wire system civil power, the three-phase four-wire system civil power respectively with the electric weight monitor, the Electric Machine Control center is connected with the control system power supply, described drum shaft encoder is connected with the PLC cyclelog with gearbox-cylinder respectively, described PLC cyclelog respectively with electric control unit, action button, the pressure-temperature sensor, the man-machine interface touch-screen is connected with the control system power supply, described electric control unit respectively with action button, the Electric Machine Control center, the gas control unit is connected with the control system power supply, and the gas control unit is connected with action button with the hydraulic control unit respectively.
Wherein, described action button is connected with electric control unit, PLC cyclelog and gas control unit respectively.Described frequency converter is connected by the RS485 connection with the PLC cyclelog.Described PLC cyclelog is connected by the RS485 connection with the man-machine interface touch-screen.
The utility model has following advantage compared with prior art:
1, in line with the principle of " advanced, reliable, safety, convenience, economy "; adopt advanced, ripe new technology, new construction, its control system, exchange running parameter, performance and workover process requirement that output characteristics, control operation and various protection, chain, deixis etc. satisfy workover rig.
2, have that excellent speed adjusting performance, overload capacity are strong, reliability is high, antijamming capability is strong;
3, layout is reasonable, easy and simple to handle reliably, interchangeability is strong, be easy to maintenance and maintenance;
4, give full play to digital Control Technology, Frequency Conversion Drive Technology, PLC and field bus technique, optimal control and the whole well workover process of monitoring;
5, the principle of mechanical, electrical, liquid, gas, instrument, numeral, communication integral is followed in system design, adopts correctly shockproof reliably, moistureproof, waterproof measure, meets the safety operation requirement;
6, whole system is digital control, has realized networking, information-based, and hardware-software standardization, modularization have improved the performance and the reliability of system, have reduced maintenance workload, have reduced maintenance difficulties.
7, when the variable-frequency motor shaft torque meets or exceeds preset value, frequency convertor system can be adjusted output frequency, and the maximal rate that can volitional check promotes guarantees the running status of frequency converter, does not protect shutdown because of overcurrent.
8, main defencive function (can show): 1) have frequency converter failure indication and the control hydraulic pressure dish snub function of stopping of reporting to the police by display screen; 2) have anti-collision safety speed, automatic speed-limiting protection; 3) protections such as moment, hook are spacing, stall are gone wrong, crossed to AC-input voltage decompression, overvoltage, under-voltage, overcurrent, short circuit, alternating-current variable frequency motor.
9, man-machine interface touch-screen can show following parameter: frequency converter operating voltage, electric current and frequency show parameters such as variable-frequency motor rotating speed; Show drum rotation speed, hook load and actual height, can be to highly proofreading and correct.Also can show suspending weight, dish stop system pressure, just changeing indication, counter-rotating indication, brake indication, braking warning indication, indicating fault, overweight indication, voltage demonstration, input current, output current, frequency, also can dynamically show hook height.
10, frequency converter is equipped with corresponding software and guarantees hoist speed, regulates automatically with payload, realizes that underloading is quick, heavy duty job requirements at a slow speed, and to a certain load, the maximal rate that volitional check promotes.Form closed-loop control with external LOAD CELLS, motor encoder (speed probe).
Four, description of drawings:
Accompanying drawing is a kind of example structure schematic diagram of the present utility model
Five, the specific embodiment;
Consult accompanying drawing, a kind of vehicular electric workover rig electrical control gear comprises frequency converter 1, motor 2, gearbox-cylinder 3, man-machine interface touch-screen 7, motor shaft encoder 4, drum shaft encoder 5, Electric Machine Control center 13, hydraulic control unit 8, gas control unit 9, electric control unit 11, PLC cyclelog 18, control system power supply 12, three-phase four-wire system civil power 14, electric weight monitor 15, pressure-temperature sensor 6 and action button 10.Frequency converter 1 is connected with motor 2, motor shaft encoder 4, PLC cyclelog 18 and three-phase four-wire system civil power 14 respectively, and three-phase four-wire system civil power 14 is connected with electric weight monitor 15, Electric Machine Control center 13 and control system power supply 12 respectively.Drum shaft encoder 5 is connected with PLC cyclelog 18 with gearbox-cylinder 3 respectively.PLC cyclelog 18 is connected with electric control unit 11, action button 10, pressure-temperature sensor 6, man-machine interface touch-screen 7 and control system power supply 12 respectively.Electric control unit 11 is connected with action button 10, Electric Machine Control center 13, gas control unit 9 and control system power supply 12 respectively.Gas control unit 9 is connected with action button 10 with hydraulic control unit 8 respectively.
The utility model adopts the Korea S results SOHO132VD4 of company engineering type vector control frequency control device, YAFS110-315 variable-frequency motor (rated power 110kW, rated voltage: 380V, rated current: 223A, rated frequency: 25.5Hz, rated speed: 498r/min), with Application of frequency conversion technique to electric workover rig, the rotating speed and the direction of control motor 2, realize " walking " electric braking, coil the Parking mode of stopping, reduce workover treatment cost, noise, contamination index greatly, improve the workover treatment safety, be suitable for and apply.
Tourist bus electronics anticollision system (must under the winch rope-discharging normal condition) is gathered the position signalling of drum shaft encoder 5 by bus by PLC cyclelog 18, calculate the position of current tourist bus, show current tourist bus height in real time at touch-screen 7 digital forms, operate Presentation Function intuitively for the operator provides.The system prompt operator runs slowly when tourist bus arrives the early warning position.If the operator fails proper operation and slows down, then system slows down automatically.System will stop the operation of winch motor automatically and implement safe internal contracting when tourist bus enters the electronics anti-collision position of setting if maloperation causes.The early warning position of tourist bus and electronics anti-collision position all can be revised on touch-screen 7 as required by the operator.Console can be realized electric motor starting/stop, motor just changes/reverses, frequency conversion system resets, frequency adjustment, multistage speed control system, current of electric and rotating speed shows, frequency converter operation indication, frequency converter failure indication.Operation control system can realize following mode of operation selection: unfreezing, low speed and three kinds of states of high speed; And can realize following function: it is given that (1) promotes the moment restriction; (2) select the speed section automatically according to suspending weight, foot-operated potentiometer has the restriction of speed section to the adjusting of speed.
Claims (4)
1. vehicular electric workover rig electrical control gear, comprise frequency converter, motor, gearbox-cylinder, the man-machine interface touch-screen, motor shaft encoder, the drum shaft encoder, the Electric Machine Control center, the hydraulic control unit, the gas control unit, electric control unit, the PLC cyclelog, the control system power supply, the three-phase four-wire system civil power, the electric weight monitor, pressure-temperature sensor and action button, it is characterized in that described frequency converter respectively with motor, motor shaft encoder, the PLC cyclelog is connected with the three-phase four-wire system civil power, the three-phase four-wire system civil power respectively with the electric weight monitor, the Electric Machine Control center is connected with the control system power supply, described drum shaft encoder is connected with the PLC cyclelog with gearbox-cylinder respectively, described PLC cyclelog respectively with electric control unit, action button, the pressure-temperature sensor, the man-machine interface touch-screen is connected with the control system power supply, described electric control unit respectively with action button, the Electric Machine Control center, the gas control unit is connected with the control system power supply, and the gas control unit is connected with action button with the hydraulic control unit respectively.
2. vehicular electric workover rig electrical control gear according to claim 1 is characterized in that described action button is connected with electric control unit, PLC cyclelog and gas control unit respectively.
3. vehicular electric workover rig electrical control gear according to claim 1 and 2 is characterized in that described frequency converter is connected by the RS485 connection with the PLC cyclelog.
4. vehicular electric workover rig electrical control gear according to claim 1 and 2 is characterized in that described PLC cyclelog is connected by the RS485 connection with the man-machine interface touch-screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200150928U CN201620867U (en) | 2010-01-10 | 2010-01-10 | Vehicle-mounted electric workover rig electrical control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200150928U CN201620867U (en) | 2010-01-10 | 2010-01-10 | Vehicle-mounted electric workover rig electrical control device |
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| Publication Number | Publication Date |
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| CN201620867U true CN201620867U (en) | 2010-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010200150928U Expired - Fee Related CN201620867U (en) | 2010-01-10 | 2010-01-10 | Vehicle-mounted electric workover rig electrical control device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121372A (en) * | 2010-12-31 | 2011-07-13 | 上海派芬自动控制技术有限公司 | Electrical control system for oil well maintenance vehicle |
| CN102751943A (en) * | 2012-04-24 | 2012-10-24 | 中国石油大学(北京) | Electronic control system of electric workover rig |
| CN105629945A (en) * | 2016-03-18 | 2016-06-01 | 西安宝美电气工业有限公司 | Workover rig automated operation integrated control technique |
| CN108316867A (en) * | 2018-02-07 | 2018-07-24 | 山东爱特机电技术有限责任公司 | A kind of pure electric vehicle workover rig |
-
2010
- 2010-01-10 CN CN2010200150928U patent/CN201620867U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121372A (en) * | 2010-12-31 | 2011-07-13 | 上海派芬自动控制技术有限公司 | Electrical control system for oil well maintenance vehicle |
| CN102751943A (en) * | 2012-04-24 | 2012-10-24 | 中国石油大学(北京) | Electronic control system of electric workover rig |
| CN102751943B (en) * | 2012-04-24 | 2015-04-22 | 中国石油大学(北京) | Electronic control system of electric workover rig |
| CN105629945A (en) * | 2016-03-18 | 2016-06-01 | 西安宝美电气工业有限公司 | Workover rig automated operation integrated control technique |
| CN108316867A (en) * | 2018-02-07 | 2018-07-24 | 山东爱特机电技术有限责任公司 | A kind of pure electric vehicle workover rig |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101103 Termination date: 20110110 |