CN210738545U - Production informatization-based oil pumping unit comprehensive monitoring and automatic control system - Google Patents
Production informatization-based oil pumping unit comprehensive monitoring and automatic control system Download PDFInfo
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- CN210738545U CN210738545U CN201921349687.4U CN201921349687U CN210738545U CN 210738545 U CN210738545 U CN 210738545U CN 201921349687 U CN201921349687 U CN 201921349687U CN 210738545 U CN210738545 U CN 210738545U
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Abstract
The utility model provides a beam-pumping unit integrated monitoring based on production informatization, automatic control system, including the disconnected and horizontal monitor that takes off of beam-pumping unit crank pin, beam vibration sensor, crossbeam vibration sensor, reducing gear box liquid level transmitter and reducing gear box belt pulley revolution count sensor, this beam-pumping unit crank pin is disconnected to take off and horizontal monitor installs between two connecting rods at the beam-pumping unit, this beam vibration sensor installs at beam central authorities, this crossbeam vibration sensor installs on the crossbeam, this reducing gear box vibration sensor installs on the reduction gear, this reducing gear box liquid level transmitter installs at the last silk shutoff downthehole of reduction gear, this reducing gear box belt pulley revolution count sensor installs at the reducing gear box belt pulley inboardly. The production informatization-based oil pumping unit comprehensive monitoring and automatic control system comprehensively monitors the production informatization of the operation system of the oil pumping unit, thereby avoiding the occurrence of the accident of turning over the oil pumping unit, ensuring the normal production of an oil field and increasing the yield of crude oil.
Description
Technical Field
The utility model relates to an oil field beam-pumping unit operation system integrated monitoring technical field especially involves a beam-pumping unit integrated monitoring, automatic control system based on production informatization.
Background
All parts of the system can generate noise or vibration more or less in the operation process of the pumping unit, the intensity of the noise reflects the good degree of the operation state of the equipment, the noise is low, the equipment operates stably, the noise is high, the system friction is aggravated, the reasons for increasing the noise intensity comprise failure of lubricating oil, position deviation of the motion part of the equipment and the like, the phenomena or faults directly influence the safe and stable operation of the pumping unit, if the real-time monitoring and the forecasting can be obtained, the operation safety factor of the pumping unit is greatly improved, and the fault rate is reduced.
The sound is transmitted through the substance, the transmission speed of the sound is different in solid, liquid and gas, the solid has the fastest transmission speed, the liquid has the second smallest transmission speed and the gas has the smallest transmission speed. The vibration of the pumping unit can be usually distinguished through ears, mechanical faults of the pumping unit often bring large vibration and noise signals, and the prediction and the alarm of the mechanical faults of the pumping unit can be received through monitoring the vibration and noise signals.
The mechanical vibration of the pumping unit is usually only in a certain range, if the mechanical vibration exceeds the normal range, a fault source exists in the operation of the pumping unit, and meanwhile, the development trend of a vibration signal also indicates the possibility of a certain fault.
For example: in the oil extraction equipment used in the oil field at present, a beam pumping unit accounts for 64.2 percent. The crank pin is a main component for connecting the crank and the connecting rod, and plays roles of bearing, rotating and connecting in the four-bar mechanism, and is a component easy to damage. If the crank pin is released, the pin can be separated from the crank hole, the forces on two sides are all transferred to a single connecting rod on one side, the horse head load is very large, the walking beam is pulled to one side by unidirectional stress, the machine turning accident is caused, the pumping unit is scrapped, the polished rod is bent, the well mouth is damaged by pulling, and meanwhile, a pollution event is caused. If someone passes under the device, serious personal injury can be caused. If the crank pin has internal injury or fatigue fracture, the crank pin can be pulled out of the crank hole instantly, and safety accidents such as machine turning and the like are caused. Because the pumping unit belt is in long-term operation, the wind blows and drenches ageing, especially takes place occasionally at belt skidding and the blow-off trouble rainy season, causes the motor idle running, if can not discover in time, causes the sand card trouble easily to the sand outlet well. Therefore, a novel production informatization-based oil pumping unit comprehensive monitoring and automatic control system is invented, and the technical problems are solved.
Disclosure of Invention
The utility model aims at providing a beam-pumping unit integrated monitoring, automatic control system based on production informatization suitable for oil field beam-pumping unit operation system production informatization integrated monitoring.
The purpose of the utility model can be realized by the following technical measures: the beam-pumping unit integrated monitoring based on production informatization, an automatic control system, this beam-pumping unit integrated monitoring based on production informatization, the automatic control system includes that the beam-pumping unit crank pin breaks off and horizontal monitor, beam vibration sensor, crossbeam vibration sensor, reducing gear box liquid level transmitter and reducing gear box belt pulley revolution count sensor, this beam-pumping unit crank pin breaks off and horizontal monitor installs between two connecting rods at the beam-pumping unit, this beam vibration sensor installs at beam central authorities, this beam vibration sensor installs on the crossbeam, this reducing gear box vibration sensor installs on the reduction gear, this reducing gear box liquid level transmitter installs at the last silk of reduction gear and blocks up downtheholely, this reducing gear box belt pulley revolution count sensor installs at the reducing gear box belt pulley.
The purpose of the utility model can be realized by the following technical measures:
the comprehensive monitoring and automatic control system of the pumping unit based on production informatization also comprises a data box, the data box comprises a vibration information processor, a control system and a network switch, the network switch is connected with the vibration information processor and the control system, the beam vibration sensor and the reduction gearbox vibration sensor wirelessly transmit acquired signals to the vibration information processor, the vibration information processor transmits the signals to the network switch, the network switch transmits the signals to a production command center SCADA system in a wired or wireless mode, the crank pin disconnection and level monitor of the pumping unit, the reduction gearbox liquid level transmitter and the reduction gearbox belt pulley revolution counting sensor wirelessly transmit the acquired signals to the control system, and the control system transmits the signals to the network switch and a pumping unit control cabinet, the signals are transmitted to a production command center SCADA system by the network switch in a wired or wireless mode.
The control system adopts a remote terminal control system RTU or an electronic device PLC operated by digital operation.
This beam-pumping unit crank pin takes off and horizontal monitor includes pulling force and the wireless changer of horizontal monitoring absolutely, electron tension sensor and electron level sensor, this electron tension sensor and this electron level sensor are located this beam-pumping unit crank pin and take off and horizontal monitor's centre absolutely to connect respectively in this pulling force and the wireless changer of horizontal monitoring, this electron tension sensor and this electron level sensor give this pulling force and the wireless changer of horizontal monitoring with the signal transmission who gathers, give this control system with signal wireless transmission by this pulling force and the wireless changer of horizontal monitoring.
This crank pin of beam-pumping unit takes off and horizontal monitor absolutely still includes outer semicircle annular clamp, interior semicircle annular clamp, connect, left pull rod, positive and negative knot screw rod and right pull rod, bolted connection is passed through on this outer semicircle annular clamp and this interior semicircle annular clamp both sides, this interior semicircle annular clamp is as an organic whole with this joint welding, this joint right-hand member and this electron force sensor, this left pull rod, this positive and negative knot screw rod, this right pull rod threaded connection, the right-hand member of this right pull rod is as an organic whole with this interior semicircle annular clamp welding, this electron level sensor passes through the bolt fastening on this left pull rod.
ZD-701-1 wireless vibration sensors and built-in acceleration sensors are adopted by the beam vibration sensor, the beam vibration sensor and the reduction box vibration sensor.
The utility model provides a beam-pumping unit integrated monitoring, automatic control system based on production informatization is applicable to oil field beam-pumping unit operation system production informatization integrated monitoring, when the beam-pumping unit crank pin takes off absolutely, takes off and the control of horizontal monitor through the beam-pumping unit crank pin absolutely, and walking beam vibration sensor, crossbeam vibration sensor also play the monitoring effect simultaneously. When the gear of the reduction box is damaged and the reduction box is lack of oil, the vibration sensor of the reduction box and the liquid level transmitter of the reduction box play a role in monitoring. When the circumstances such as the belt skids and blows off causes the beam-pumping unit operation abnormal, reducing gear box belt pulley revolution count sensor plays the monitoring effect, plays the effect that prevents to deviate from when the crank pin fracture or the dropout, through the aforesaid to beam-pumping unit operation system production informationization integrated monitoring, makes beam-pumping unit fault control in the bud state, can play the early warning control effect to avoid the beam-pumping unit to turn over the emergence of quick-witted accident, reduce economic loss, guarantee oil field normal production, increase crude oil output.
Drawings
Fig. 1 is a structural diagram of a crank pin break-off and level monitor of a pumping unit according to an embodiment of the present invention;
fig. 2 is a schematic side view of an axial structure according to an embodiment of the present invention;
fig. 3 is a block diagram of a wireless transmission principle according to an embodiment of the present invention.
In the figure: 1. the system comprises a left clamp, a right clamp, a connector, a tension and level monitoring wireless transmitter, an electronic tension sensor, a data transmission line, a data level sensor, a left pull rod, a right pull rod, a beam vibration sensor, a reduction box vibration sensor, a pumping unit, a beam, a 15-2, a connecting rod, a 15-3, a reducer, a reduction box liquid level transmitter, a reduction box belt pulley revolution counting sensor, a data box 20, a vibration information processor 21, a control system 22 and a network switch 23, wherein the tension and level monitoring wireless transmitter comprises 5. the electronic tension sensor, 6. a data transmission line, 7. the electronic level sensor, the left pull rod, the right.
Detailed Description
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
As shown in fig. 1 and 2, a production information-based integrated monitoring and automatic control system for an oil pumping unit includes: the device comprises a crank pin breaking and falling and horizontal monitor 11 of the pumping unit, a beam vibration sensor 12, a beam vibration sensor 13, a reduction box vibration sensor 14, a reduction box liquid level transmitter 16, a reduction box belt pulley revolution counting sensor 17 and a data box 20.
The crank pin of the oil pumping unit is broken and is taken off and horizontal monitor 11 is by outer semicircle annular clamp 1, interior semicircle annular clamp 2, joint 3, tensile force and horizontal monitoring wireless transmitter 4, electronic tension sensor 5, data transmission line 6, electronic level sensor 7, left pull rod 8, positive and negative knot screw rod 9, right pull rod 10 is constituteed, through outer semicircle annular clamp 1, interior semicircle annular clamp 2 is installed between 15 two connecting rods of oil pumping unit 15-3, it is taut through adjusting positive and negative knot screw rod 9, control displacement 0-10mm, the crank pin of the oil pumping unit is broken and is taken off and be equipped with electronic tension sensor 5 in the middle of horizontal monitor 11, electronic level sensor 7, 7 monitoring signal of electronic level sensor passes through 6 data transmission line and transmits to tensile force and horizontal monitoring wireless transmitter 4.
The walking beam vibration sensor 12 is installed in the center of the walking beam 15-1, the beam vibration sensor 13 is installed on the beam 15-2, the reduction gearbox vibration sensor 14 is installed on the speed reducer 15-4, the reduction gearbox liquid level transmitter 16 is installed in an upper plug hole of the speed reducer 15-4, the oil level in the reduction gearbox 15-4 is monitored, and the wireless GPRS is adopted to remotely monitor the liquid level sensor. The speed reduction box belt pulley revolution counting sensor is arranged on the inner side of the speed reduction box belt pulley, and a wireless speed measuring system is adopted to monitor the rotating speed of the speed reduction box belt pulley; and forming an automatic control network for the production informatization comprehensive monitoring wireless transmission of the pumping unit.
As shown in fig. 3, the data box 20 includes a vibration information processor 21, a control system 22, and a network switch 23. The beam vibration sensor 12, the beam vibration sensor 13 and the reduction box vibration sensor 14 of the pumping unit production informatization integrated monitoring wireless transmission automatic control network are transmitted to a vibration information processor 21 of a data processing box 20 for processing through wireless signals, are transmitted to a network switch 23 through a data line, and are transmitted to a production command center SCADA (Supervisory control and data acquisition, data acquisition and monitoring control system) system through wires or wirelessly; the tension and level monitoring wireless transmitter 4, the reduction box liquid level transmitter 16 and the reduction box belt pulley revolution counting sensor 17 are transmitted to a control system 22 of the data processing box 20 through wireless signals, transmitted to a network switch 23 and then transmitted to a production command center SCADA system through wires or wirelessly for data display, alarm and application, and the control system 22 is a remote terminal control system RTU or an electronic device PLC of digital operation; meanwhile, when the data exceeds the preset value in tension monitoring or level monitoring, the control system 22 sends out an instruction control signal to be transmitted to the control cabinet of the pumping unit, so that the motor is controlled in a local interlocking manner, the operation of the pumping unit is stopped, and the accident of the pumping unit is avoided.
The crank pin of the oil pumping unit is disconnected and the two sides of the outer semicircular ring-shaped hoop 1 and the inner semicircular ring-shaped hoop 2 of the horizontal monitor 11 are connected through bolts, the inner semicircular ring-shaped hoop 2 is welded with the joint 3 into a whole, the right end of the joint 3 is connected with the electronic tension sensor 5, the left pull rod 8, the positive and negative buckle screw rod 9 and the right pull rod 10 in a threaded manner, the right end of the right pull rod 10 is welded with the inner semicircular ring-shaped hoop 2 into a whole, and the electronic horizontal sensor 7 is fixed on the left pull rod 8 through bolts.
ZD-701-1 wireless vibration sensors are selected as the beam vibration sensor 12, the beam vibration sensor 13 and the reduction gearbox vibration sensor 14, acceleration sensors are arranged in the beam vibration sensor, acceleration/speed displacement/temperature/value and waveform can be measured, and vertical vibration, horizontal vibration and temperature of rotating equipment can be monitored in real time for a long time.
The utility model discloses a beam-pumping unit integrated monitoring, automatic control system based on production informatization, at the beam-pumping unit in service, take off when the beam-pumping unit crank pin is disconnected, take off and the control of horizontal monitor through the beam-pumping unit crank pin is disconnected. When the middle bearing and the tail bearing are damaged, the walking beam vibration sensor and the cross beam vibration sensor are used for monitoring. When the gear of the reduction box is damaged and the reduction box is lack of oil, the vibration sensor of the reduction box and the liquid level transmitter of the reduction box are monitored. When the conditions such as belt slippage, blow out and the like cause abnormal operation of the oil pumping unit, the speed reduction box belt pulley revolution counting sensor plays a monitoring role. By the aid of the production informatization comprehensive monitoring of the operation system of the oil pumping unit, damage to parts of the oil pumping unit or turnover accidents are avoided, economic loss is reduced, normal production of an oil field is guaranteed, and yield of crude oil is increased.
Claims (6)
1. The pumping unit comprehensive monitoring based on production informatization, an automatic control system, the oil pumping unit comprehensive monitoring based on production informatization, the automatic control system comprises a pumping unit crank pin breaking and horizontal monitor, a beam vibration sensor, a reduction gearbox liquid level transmitter and a reduction gearbox belt pulley revolution counting sensor, the pumping unit crank pin breaking and horizontal monitor is installed between two connecting rods of the pumping unit, the beam vibration sensor is installed in the center of a beam, the beam vibration sensor is installed on the beam, the reduction gearbox vibration sensor is installed on a speed reducer, the reduction gearbox liquid level transmitter is installed in an upper thread plugging hole of the speed reducer, and the reduction gearbox belt pulley revolution counting sensor is installed on the inner side of a reduction gearbox belt pulley.
2. The production informatization-based pumping unit integrated monitoring and automatic control system of claim 1, wherein the production informatization-based pumping unit integrated monitoring and automatic control system further comprises a data box, the data box comprises a vibration information processor, a control system and a network switch, the network switch is connected to the vibration information processor and the control system, the beam vibration sensor and the reduction gearbox vibration sensor transmit the acquired signals to the vibration information processor in a wireless way, the vibration information processor transmits the signals to the network switch, the network switch transmits the signals to a production command center SCADA system in a wired or wireless way, the pumping unit crank pin disconnection and level monitor, the reduction gearbox liquid level transmitter and the reduction gearbox pulley revolution counting sensor transmit the acquired signals to the control system in a wireless way, the control system transmits signals to the network switch and the oil pumping unit control cabinet, and the network switch transmits the signals to the production command center SCADA system in a wired or wireless mode.
3. The production informatization-based oil pumping unit comprehensive monitoring and automatic control system of claim 2, which adopts a remote terminal control system RTU or an electronic device PLC operated by digital operation.
4. The integrated monitoring and automatic control system for pumping unit based on production informatization of claim 2, characterized in that the pumping unit crank pin breaking and level monitor comprises a tension and level monitoring wireless transmitter, an electronic tension sensor and an electronic level sensor, the electronic tension sensor and the electronic level sensor are located in the middle of the pumping unit crank pin breaking and level monitor and are respectively connected to the tension and level monitoring wireless transmitter, the electronic tension sensor and the electronic level sensor transmit the collected signals to the tension and level monitoring wireless transmitter, and the tension and level monitoring wireless transmitter wirelessly transmits the signals to the control system.
5. The integrated monitoring and automatic control system for pumping unit based on production informatization as claimed in claim 4, wherein the monitor further comprises an outer semi-circular hoop, an inner semi-circular hoop, a joint, a left pull rod, a positive and negative buckle screw and a right pull rod, the outer semi-circular hoop and the inner semi-circular hoop are connected by bolts at both sides, the inner semi-circular hoop is welded with the joint into a whole, the right end of the joint is connected with the electronic tension sensor, the left pull rod, the positive and negative buckle screw and the right pull rod by threads, the right end of the right pull rod is welded with the inner semi-circular hoop into a whole, and the electronic level sensor is fixed on the left pull rod by bolts.
6. The production informatization-based oil pumping unit comprehensive monitoring and automatic control system is characterized in that the beam vibration sensor, the beam vibration sensor and the reduction gearbox vibration sensor are all ZD-701-1 wireless vibration sensors and are internally provided with acceleration sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921349687.4U CN210738545U (en) | 2019-08-20 | 2019-08-20 | Production informatization-based oil pumping unit comprehensive monitoring and automatic control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921349687.4U CN210738545U (en) | 2019-08-20 | 2019-08-20 | Production informatization-based oil pumping unit comprehensive monitoring and automatic control system |
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| CN210738545U true CN210738545U (en) | 2020-06-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017009A (en) * | 2021-09-29 | 2022-02-08 | 大庆师范学院 | Oil pumping unit production condition judgment system under computer monitoring |
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2019
- 2019-08-20 CN CN201921349687.4U patent/CN210738545U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017009A (en) * | 2021-09-29 | 2022-02-08 | 大庆师范学院 | Oil pumping unit production condition judgment system under computer monitoring |
| CN114017009B (en) * | 2021-09-29 | 2023-06-20 | 大庆师范学院 | Beam-pumping unit production operating mode decision-making system under computer monitoring |
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