CN217176598U

CN217176598U - Intelligent monitoring device for oil pumping well equipment based on unmanned aerial vehicle

Info

Publication number: CN217176598U
Application number: CN202221108562.4U
Authority: CN
Inventors: 刘恒阳
Original assignee: Southwest Petroleum University
Current assignee: Southwest Petroleum University
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-08-12
Anticipated expiration: 2032-05-10

Abstract

An intelligent monitoring device of rod-pumped well equipment based on an unmanned aerial vehicle comprises an unmanned aerial vehicle body, a power supply module, a data acquisition mechanism, a data receiving mechanism, a camera, a GPRS (general packet radio service) module, a motor detection mechanism, a pressure acquisition sensor, a flow acquisition sensor, a temperature acquisition circuit and a load acquisition mechanism; the flow acquisition sensor, the pressure acquisition sensor, the temperature acquisition circuit, the load acquisition mechanism and the motor detection mechanism are arranged on the related equipment of the pumping well; the camera is installed at the lower end of the unmanned aerial vehicle body; the resistance of power module, data acquisition mechanism, control circuit and temperature acquisition circuit, load acquisition mechanism, flow acquisition sensor is installed at component incasement and electric connection, and data receiving mechanism, GPRS module mount are at this internal and electric connection of unmanned aerial vehicle. This novel relevant personnel of distal end are on-the-spot, just can know various data, have guaranteed oil recovery machine motor-pumped well normal work to brought the facility for relevant personnel, and reduced the labour cost expenditure.

Description

Intelligent monitoring device for oil pumping well equipment based on unmanned aerial vehicle

Technical Field

The utility model relates to an auxiliary assembly technical field that the oil well used, especially a beam-pumping unit well equipment intelligent monitoring device based on unmanned aerial vehicle.

Background

In the petroleum collection and production, each pumping well is distributed in each oil extraction field of an oil field and is generally in an unattended working state, in order to ensure the normal work of the pumping well, in the prior art, related departments generally arrange related inspectors to carry out manual inspection (inspecting data of each sensor installed on related equipment of each pumping well) on each pumping well at regular time or irregular time, debug or maintain the equipment with problems, and further ensure the normal oil extraction work of the related equipment. The manual inspection of the working conditions of equipment matched with each pumping well is not only inconvenient for workers but also increases the labor cost of related parties due to the wide distribution of the pumping wells and the bad influence of on-site traffic conditions, so that the defects are great.

Actually, whether the working performance of equipment of the pumping well is normal or not is reflected to a great extent by pumping oil pressure and flow in an oil delivery pipe, whether the pumping unit applies acting force on a pumping rod or not, temperature data change of the pumping rod or not, whether a motor rotates data or not, when the oil pressure and the flow are reduced or disappeared compared with a normal value, the working of the equipment is abnormal, when the acting force of the pumping unit acting on the pumping rod through a steel rope and the like is disappeared, the pumping unit is failed or the steel rope and the like is broken and damaged, when the temperature of the pumping rod is too high, the temperature is too high due to damage of accessories of the pumping rod and friction (eccentric wear of the pumping rod) of the inner side of a production pipe vertical to the ground, and when the motor does not rotate, the electric control switch which represents the motor failure or controls the working of the motor is malfunctioned, and the like. In conclusion, the monitoring device which does not need to manually perform patrol, can remotely transmit data of each sensor in a wireless mode, and can receive related data by remote personnel in a relay mode through the unmanned aerial vehicle so as to effectively master the working conditions of each device on site is particularly necessary.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects that the performance of each oil extraction device of the pumping well is patrolled in a manual mode due to the technical limit in the prior art, which brings inconvenience to workers and increases the labor cost of a related party, the utility model provides a device for collecting various data based on various sensors and data transmission mechanisms arranged at the related devices of each pumping well, and the remote technicians can conveniently and remotely control the unmanned aerial vehicle to the upper end of each corresponding pumping well respectively through the existing mature unmanned aerial vehicle technology, collect and relay data collected by relevant equipment to the remote end, ensure the effective remote transmission of the data, and provide favorable technical support for the remote relevant personnel to collect various data in the field, the intelligent monitoring device for the oil pumping well equipment based on the unmanned aerial vehicle brings convenience to relevant personnel and reduces labor cost.

The utility model provides a technical scheme that its technical problem adopted is:

an intelligent monitoring device of rod-pumped well equipment based on an unmanned aerial vehicle comprises an unmanned aerial vehicle body, a power supply module, a data acquisition mechanism, a data receiving mechanism, a camera, a GPRS (general packet radio service) module, a motor detection mechanism, a pressure acquisition sensor and a flow acquisition sensor, and is characterized by also comprising a temperature acquisition circuit and a load acquisition mechanism; the liquid inlet end and the liquid outlet end of the flow acquisition sensor are connected in series between an oil outlet pipe and an oil delivery pipe of the pumping well, and the liquid inlet pipe of the pressure acquisition sensor is arranged on the oil outlet pipe; the temperature acquisition circuit comprises a thermistor and a resistor, and the thermistor is arranged at the side end of a sucker rod of the oil pumping well; the load acquisition mechanism comprises a tension sensor and a resistor, wherein the upper end and the lower end of the tension sensor are connected in series between an oil pumping arm and an oil pumping rod of the oil pumping well through a closed flexible rope; the motor detection mechanism comprises a magnet, a power generation coil and a control circuit, wherein the magnet is arranged at the rear side end of a belt pulley of a gear box of the pumping well, and the power generation coil is arranged at the front side end of the gear box; the camera is installed at the lower end of the unmanned aerial vehicle body; the signal output end of the motor detection mechanism, the pressure acquisition sensor, the flow acquisition sensor, the temperature acquisition circuit and the load acquisition mechanism is electrically connected with the multi-path signal input end of the data acquisition mechanism respectively, and the signal output end of the camera and the signal output end of the data receiving mechanism are electrically connected with the signal input end of the GPRS module.

Preferably, the data acquisition mechanism and the data receiving mechanism have the same structure and function and are wireless data receiving, transmitting and transmitting components.

Preferably, the pressure acquisition sensor is a pressure transmitter; the flow acquisition sensor is an electromagnetic flowmeter.

Preferably, the control circuit comprises a rectifier bridge stack, a capacitor and a resistor which are electrically connected, and is electrically connected with the power generation coil, the head end and the tail end of the power generation coil are respectively connected with two power input ends of the rectifier bridge stack, the positive power output end of the rectifier bridge stack is connected with the positive electrode of the capacitor and one end of the resistor, and the negative power output end of the rectifier bridge stack is connected with the negative electrode of the capacitor.

Preferably, the signal output end of the pressure acquisition sensor is electrically connected with one end of a matched resistor, and the signal output end of the flow acquisition sensor is electrically connected with one end of the matched resistor; the other end of the thermistor of the temperature acquisition circuit is electrically connected with one end of the matched resistor; the signal output end of the tension sensor is electrically connected with one end of the matched resistor.

The utility model has the advantages that: the utility model is based on a motor detection mechanism, a pressure acquisition sensor, a flow acquisition sensor, a temperature acquisition circuit, a load acquisition mechanism and a camera on an unmanned aerial vehicle which are arranged at the relevant equipment of each oil pumping well, and respectively acquires whether the motor of the relevant equipment of the oil pumping well rotates data, whether the oil pressure and the flow of an oil outlet pipe are normal data, whether the temperature of a sucker rod is normal data, and acquires the video data on site, a remote technician can conveniently remotely control the unmanned aerial vehicle to the upper end of each corresponding oil pumping well through the existing mature unmanned aerial vehicle technology, and various data are received by the data acquisition mechanism and the data receiving mechanism in a relay way and then remotely transmitted through a GPRS module, so that the remote relevant personnel can not know various data through the existing mature Internet of things data receiving technology in the field, thereby playing a favorable technical support and ensuring the normal work of the oil pumping well, and brings convenience to related personnel and reduces the labor cost. Based on the above, so the utility model discloses good application prospect has.

Drawings

The invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 and 3 are circuit diagrams of the present invention.

Detailed Description

As shown in fig. 1, 2 and 3, an intelligent monitoring device for rod-pumped well equipment based on an unmanned aerial vehicle comprises an unmanned aerial vehicle body 1 with a remote wireless control function, a power module U1, a data acquisition mechanism U5, a data receiving mechanism U6, a camera SX with an RS485 data port, a GPRS module U7, a motor detection mechanism, a pressure acquisition sensor U2, a flow acquisition sensor U3, a temperature acquisition circuit and a load acquisition mechanism; the liquid inlet end and the liquid outlet end of the flow acquisition sensor U3 are connected in series between the oil outlet pipe 2 and the oil delivery pipe of the rod-pumped well through a pipeline and a pipeline joint, the liquid inlet pipe of the pressure acquisition sensor U2 is screwed into the internal thread at the upper end of the oil outlet pipe through external threads so as to be installed on the oil outlet pipe 2, and the liquid inlet pipe and the oil outlet pipe are communicated with each other; the temperature acquisition circuit comprises a thermistor RT and a resistor R2, the thermistor RT is arranged on the right side of the upper end of a sucker rod 3 of the oil pumping well by a screw nut fixing clamp, and a temperature sensing surface is tightly attached to the sucker rod 3; the load acquisition mechanism comprises a tension sensor U4 and a resistor, a steel wire pull rope 4 of the pumping well is divided into two sections, a fixed seat at the upper end of the tension sensor U4 and the lower end of an upper section steel wire pull rope 4 (the upper end is installed with the lower end of a pumping arm) are installed together through a fixed clamp screw nut, the upper end of a lower section steel wire pull rope 4 and the fixed seat at the lower end of the tension sensor U4 are installed together through a fixed clamp screw nut, and the lower end of the lower section steel wire pull rope 4 and the upper end of a pumping rod 3 are installed together through a screw nut fixed clamp; the motor detection mechanism comprises an annular magnet 5, a generating coil M and a control circuit 6, wherein the annular hollow magnet 5 is fixedly arranged at the rear side end of a gear box belt pulley 7 of the pumping well by using glue bonding and the like, the generating coil M is arranged at the front left outer side end of the gear box 8 through a screw nut, and the generating coil M is positioned at the rear end of the magnet 5 and is spaced by 3 mm; the camera SX is arranged outside the lower end of the unmanned aerial vehicle body 1, and the lens faces downwards; power module U1, data acquisition mechanism U5, control circuit 6, the resistance R2 of temperature acquisition circuit machine, the resistance R4 of load acquisition mechanism, flow acquisition sensor's resistance R3, pressure acquisition sensor's resistance R1 install on component case 9 inner circuit board, component case 9 is installed in the oil pumping motor-pumped well electric cabinet through screw nut, data receiving mechanism U6, GPRS module U7 install in the component storehouse of unmanned aerial vehicle body 1.

As shown in fig. 1, 2 and 3, the power module U1 is a finished product of a 220V/12V/1KW ac-to-dc 12V switching power module; the data acquisition mechanism U5 and the data receiving mechanism U6 are type LR100 wireless data transceiving transmission assembly finished products (the wireless data transceiving distance in an open area is about 5 KM), the wireless data transceiving transmission assembly is provided with a multi-channel analog quantity signal input port and an RS485 data port, and when the wireless data transceiving transmission assembly works, various data can be transmitted in a wireless mode after being processed, and wireless data sent by the wireless data transceiving transmission assemblies of the same type can be received; the camera SX is a model cz001 camera product with an RS485 data port. The GPRS module U7 is BRW100-300, and the finished product U7 of the GPRS module is provided with two power supply input ends and a signal input end; the pressure acquisition sensor U2 is a finished product of a model SIN-P300 pressure transmitter, and is provided with two power supply input ends and a signal output end, and dynamically-changed analog quantity voltage signals can be output by 3 pins when the pressure of liquid in a pipeline monitored during working is different; the flow acquisition sensor U3 is an electromagnetic flowmeter finished product, and it has two power supply input ends, a signal output end, and different 3 feet of liquid flow in the pipeline of during operation monitoring can output dynamic change's analog quantity voltage signal. The control circuit comprises a rectifier bridge stack U6, a capacitor C and a resistor R5 which are connected through a lead, and is connected with a generating coil M through a lead, the generating coil M is composed of multiple turns of enameled wires wound on a silicon steel sheet set in an insulating mode, the head end and the tail end of the generating coil M are respectively connected with two

power input ends

1 and 2 of the rectifier bridge stack U6, a pin 3 of the positive power output end of the rectifier bridge stack U6 is connected with the positive electrode of the capacitor C1, one end of the resistor R5 is connected, and a pin 4 of the negative power output end of the rectifier bridge stack U6 is connected with the negative electrode of the capacitor C1. A pin 3 of a signal output end of the pressure acquisition sensor U2 is connected with one end of a matched resistor R1 through a lead, and a pin 3 of a signal output end of the flow acquisition sensor U3 is connected with one end of a matched resistor R3 through a lead; the other end of the thermistor RT of the temperature acquisition circuit is connected with one end of the matched resistor R2 through a lead; the signal output end of the tension sensor U4 is connected with one end of the matched resistor R3 through a lead.

As shown in fig. 1, 2 and 3, the

power input ends

1 and 2 of the power module U1 and the two poles of the ac 220V power supply are connected by leads, the power output ends 3 and 4 of the power module U1 and the

power input ends

1 and 2 of the data acquisition mechanism U5, the 4-pin of the power input rectifier bridge stack U6 of the motor detection mechanism, the

power input ends

1 and 2 of the pressure acquisition sensor U2, the

power input ends

1 and 2 of the flow acquisition sensor U3, the other end of the power input thermistor RT of the temperature acquisition circuit, the other ends of the power input tension sensor U4 and the power input thermistor RT of the load acquisition mechanism, the other end of the signal output end resistor R5 of the motor detection mechanism, the other end of the signal output end resistor R1 of the pressure acquisition sensor, the other end of the signal output end resistor R3 of the flow acquisition sensor, the other end of the signal output end resistor R2 of the temperature acquisition circuit, the other end of the signal output resistor R2, the load acquisition circuit, the load detection circuit, and the load detection circuit, the load detection, The other end of a signal output end resistor R4 of the load acquisition mechanism and five signal input ends 7 pins, 6 pins, 5 pins, 4 pins and 3 pins of a data acquisition mechanism U5 are connected through leads respectively, a data receiving mechanism U6, a camera SX,

power input ends

1 and 2 pins of a GPRS module U7 and two poles of a storage battery G on an unmanned aerial vehicle body are connected through leads respectively, and the camera SX, a signal output end of the data receiving mechanism U6 and two signal input ends of the GPRS module U7 are connected through leads respectively.

As shown in fig. 1, 2, and 3, after a 220V power supply enters a power supply input terminal of a power supply module U1,

pins

3 and 4 of the power supply module U1 output a direct current 12V direct current power supply, which enters a power supply input terminal of a data acquisition mechanism U5, a motor detection mechanism, a pressure acquisition sensor U2, a flow acquisition sensor U3, a temperature acquisition circuit, and a load acquisition mechanism, and the above-mentioned electric devices are powered on to operate. After the power supply output by the storage battery G on the unmanned aerial vehicle body enters the power supply input end of the camera SX and the data receiving mechanism U6, the electric equipment is electrified to work. This novel during operation, pressure acquisition sensor U2, flow acquisition sensor U3 during operation can gather oil pressure and oil mass in the oil pipe 2 of rod-pumped well respectively, and when oil pressure and oil mass were high, the voltage signal of 3 foot outputs of pressure acquisition sensor U2, flow acquisition sensor U3 got into 6 and 4 foot signal voltage that data acquisition mechanism U5 behind resistance R1, the R3 current-limiting relatively high, otherwise relatively low. When the sucker rod works, the temperature is low, the resistance value of the thermistor RT is relatively large, so that the voltage of a 5-pin signal entering the data acquisition mechanism U5 after being subjected to voltage reduction and current limitation by the thermistor RT and the resistor R2 is relatively high, and otherwise, the voltage is relatively low. When the sucker rod 3 is normally pulled, the pulling force applied to the pulling force sensor U4 is relatively large, so that the voltage signal output by the 3 pins is relatively high after being limited by the resistor R4 and enters the 3 pins of the data acquisition mechanism U5; when the sucker rod 3 is not normally operated and is not pulled by a steel wire rope (such as a broken steel wire rope), the tension applied to the tension sensor U4 is relatively small, so that the voltage of a 3-pin signal entering the data acquisition mechanism U5 after 3 pins of the tension sensor U4 are limited by the resistor R4 is relatively low. In the motor detection mechanism, when a motor of the pumping well normally works to drive the belt pulley 7 to rotate, a magnet at the rear end of the belt pulley rotates to cut magnetic lines of force with the power generation coil M, so that the power generation coil M sends an alternating current power supply (generally about 3V) to enter a power supply input end of a rectifier bridge stack U6, then 3 and 4 pins of the rectifier bridge stack U6 output a direct current power supply (filtering by a capacitor C1), and the direct current power supply is limited by a resistor R5 to enter 5 pins of a data acquisition mechanism U5; in practical situations, when the motor of the pumping well is not working normally and does not drive the pulley 7 to rotate, the magnet at the rear end does not rotate any more, and then the power generation coil M does not send out an alternating current power supply to enter the power supply input end of the rectifier bridge stack U5, and then the power supply is not output any more to enter the 7 feet of the data acquisition mechanism U5. Data acquisition mechanism U5 receives pressure, flow, temperature, pulling force, whether motor rotate the data after, can send out each data through wireless mode through the effect of internal circuit, and the follow-up data receiving mechanism U6 that goes to the unmanned aerial vehicle body on scene receives.

As shown in figures 1, 2 and 3, when the novel unmanned aerial vehicle is used, a remote worker can control the unmanned aerial vehicle body 1 to fly to the upper space of each related pumping well in a wireless mode for data acquisition, and video data of a corresponding area can be collected through the camera SX, after pressure, flow, temperature and tension received by the data collecting mechanism U5 and whether the motor rotates or not are received by the data receiving mechanism U6, the video data and the video data are transmitted to the signal input end of the GPRS module U7, the GPRS module U7 transmits the data through a wireless mobile network, and remote technicians can know various data through the existing mature Internet of things data receiving technology under the condition that the remote technicians are not in the field, therefore, when corresponding data have problems, personnel are arranged to overhaul and the like in a targeted mode at the first time, normal work of the pumping well of the oil extraction machine is guaranteed, convenience is brought to relevant personnel, and labor cost is reduced. After one regional data acquisition, the remote technician can wirelessly control the unmanned aerial vehicle body to acquire data from the next oil well. This novel data acquisition mechanism U5 on-the-spot analog signal data of gathering of adoption and through wireless transmission, data receiving mechanism U6 receives relevant data and exports the GPRS module through the RS485 port, camera output RS485 video data to the GPRS module, the GPRS module is with each data through wireless mobile network teletransmission, the relevant PC of distal end or smart mobile phone receive each data and show that present very ripe thing networking data transceiver technology, consequently this novel just utilize above-mentioned ripe technique to combine unmanned aerial vehicle technique to realize the collection of each data on-the-spot, transmission and demonstration, above-mentioned data acquisition, transmission and demonstration are not within this novel protection within range. In the circuit, the resistances of the resistors R1, R2, R3, R4 and R5 are 100 omega; the capacitor C1 is an electrolytic capacitor of type 100. mu.F/25V.

The basic principles and essential features of the invention and the advantages of the invention have been shown and described above, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but rather can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, the embodiments do not include only one independent technical solution, and such description is only for clarity, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An intelligent monitoring device of rod-pumped well equipment based on an unmanned aerial vehicle comprises an unmanned aerial vehicle body, a power supply module, a data acquisition mechanism, a data receiving mechanism, a camera, a GPRS (general packet radio service) module, a motor detection mechanism, a pressure acquisition sensor and a flow acquisition sensor, and is characterized by also comprising a temperature acquisition circuit and a load acquisition mechanism; the liquid inlet end and the liquid outlet end of the flow acquisition sensor are connected in series between an oil outlet pipe and an oil delivery pipe of the pumping well, and the liquid inlet pipe of the pressure acquisition sensor is arranged on the oil outlet pipe; the temperature acquisition circuit comprises a thermistor and a resistor, and the thermistor is arranged at the side end of a sucker rod of the oil pumping well; the load acquisition mechanism comprises a tension sensor and a resistor, wherein the upper end and the lower end of the tension sensor are connected in series between an oil pumping arm and an oil pumping rod of the oil pumping well through a closed flexible rope; the motor detection mechanism comprises a magnet, a power generation coil and a control circuit, wherein the magnet is arranged at the rear side end of a belt pulley of a gear box of the pumping well, and the power generation coil is arranged at the front side end of the gear box; the camera is installed at the lower end of the unmanned aerial vehicle body; the signal output end of the motor detection mechanism, the pressure acquisition sensor, the flow acquisition sensor, the temperature acquisition circuit and the load acquisition mechanism is electrically connected with the multi-path signal input end of the data acquisition mechanism respectively, and the signal output end of the camera and the signal output end of the data receiving mechanism are electrically connected with the signal input end of the GPRS module.

2. The intelligent monitoring device of rod-pumped well equipment based on unmanned aerial vehicle of claim 1, characterized in that the data acquisition mechanism, the data receiving mechanism are identical in structure and function and are wireless data transceiving transmission components.

3. The intelligent monitoring device of rod-pumped well equipment based on unmanned aerial vehicle of claim 1, wherein the pressure acquisition sensor is a pressure transmitter; the flow acquisition sensor is an electromagnetic flowmeter.

4. The intelligent monitoring device for rod-pumped well equipment based on the unmanned aerial vehicle as claimed in claim 1, wherein the control circuit comprises a rectifier bridge stack, a capacitor and a resistor which are electrically connected, and is electrically connected with the power generation coil, the head end and the tail end of the power generation coil are respectively connected with two power input ends of the rectifier bridge stack, the positive power output end of the rectifier bridge stack is connected with the positive electrode of the capacitor and one end of the resistor, and the negative power output end of the rectifier bridge stack is connected with the negative electrode of the capacitor.

5. The intelligent monitoring device of rod-pumped well equipment based on unmanned aerial vehicle as claimed in claim 1, wherein the signal output end of the pressure acquisition sensor is electrically connected with one end of the matched resistor, and the signal output end of the flow acquisition sensor is electrically connected with one end of the matched resistor; the other end of the thermistor of the temperature acquisition circuit is electrically connected with one end of the matched resistor; the signal output end of the tension sensor is electrically connected with one end of the matched resistor.