CN215718696U - Oil well underground monitoring device with image monitoring function - Google Patents
Oil well underground monitoring device with image monitoring function Download PDFInfo
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- CN215718696U CN215718696U CN202122389860.7U CN202122389860U CN215718696U CN 215718696 U CN215718696 U CN 215718696U CN 202122389860 U CN202122389860 U CN 202122389860U CN 215718696 U CN215718696 U CN 215718696U
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Abstract
The application relates to an oil well underground monitoring device with image monitoring, which comprises a cavity pipe body, wherein joints are arranged at the open ends of the two ends of the pipe body, four independent grooves are formed in the pipe wall of the pipe body, the first groove and the fourth groove are respectively a circuit cavity and a sensing detection cavity, the second groove and the third groove are respectively a closed detection cavity and a semi-closed detection cavity, and the grooves are sequentially communicated through wiring pipes; the circuit cavity is internally provided with a power supply and a circuit box; a first pressure sensor, a second pressure sensor and a temperature sensor are arranged in the sensing detection cavity; the closed detection cavity is internally provided with an image collector, and the semi-closed detection cavity is internally provided with a probe. The power supply is separated from the sensor and the detection device, so that faults and potential safety hazards caused by water seepage of the detection part can be effectively prevented; the periphery of the image collector is provided with a damping device, so that the shaking is prevented, and the probability of equipment damage caused by rigid collision is reduced.
Description
Technical Field
The application relates to the field of underground monitoring for preventing underground faults of petroleum drilling, in particular to an underground monitoring device with an image monitoring function for an oil well.
Background
The fault monitoring is an important early warning measure for enterprise safety production, and various fault monitoring technologies are widely applied to fault risk assessment of key equipment and pipelines such as enterprise production systems and the like, and become necessary guarantee for enterprise production. Especially for oil and gas fields, monitoring is particularly needed for conditions under oil and gas producing wells.
With the improvement of the water content of the oil field produced liquid, the fault risk of each system of oil and gas production is greatly enhanced, so that the underground condition needs to be monitored. The existing underground fault monitoring device mostly adopts a sensor arranged at a fixed position of a sleeve to acquire pressure, temperature and other data, and transmits the acquired data to a data processing module in a control cabinet of an aboveground pumping well for monitoring, but because the sensor is arranged at the fixed position of the sleeve, the online monitoring of the fault of multiphase fluid in an oil pipe at any depth can not be realized, and the sealing effect of an electrical element of the fault monitoring device is poor, thereby being not beneficial to improving the stability of the underground device.
Meanwhile, the corrosion state of the underground pipe column is mostly judged by collecting data in underground monitoring, and produced water colorimetric determination is mostly adopted, but the method has large error, needs a large amount of repeated measurement for comparison, does not have visual observation on the underground state, and especially cannot visually grasp the conditions of determining pipe wall corrosion, abrasion and the like.
Disclosure of Invention
To above-mentioned current monitoring devices in pit's defect, the aim of this application is to provide an oil well monitoring devices in pit with image monitoring.
The purpose of the application is realized as follows: an oil well underground monitoring device with image monitoring comprises a cavity pipe body, joints are arranged at the open ends of the two ends of the pipe body, four independent grooves are formed in the pipe wall of the pipe body, wherein the first groove and the fourth groove are respectively a circuit cavity and a sensing detection cavity, the second groove and the third groove are respectively a closed detection cavity and a semi-closed detection cavity, and the grooves are sequentially communicated through wiring pipes;
the power supply and the circuit box are arranged in the circuit cavity, and the cover plate is sealed at the notch of the circuit cavity;
a first pressure sensor, a second pressure sensor and a temperature sensor are arranged in the sensing detection cavity, and a cover plate is sealed and sealed at the notch of the sensing detection cavity;
an image collector is arranged in the closed detection cavity, and a transparent window is sealed and fixed at the notch of the closed detection cavity;
the semi-closed detection cavity is internally provided with a probe, and a notch of the semi-closed detection cavity is open;
the first pressure sensor, the second pressure sensor, the temperature sensor, the image collector and the probe are connected to an internal circuit of the circuit box through wires by a wiring pipe circuit.
The circuit cavity and the sensing detection cavity are both dovetail grooves; wherein, the circuit cavity is fixedly provided with a power supply in the cavity above the notch, and a waterproof sleeve is sleeved outside the power supply shell; a circuit box is fixedly arranged in the cavity below the notch, and a waterproof sleeve is sleeved outside the circuit box; the wiring tube is connected between the circuit box and the power supply, and the circuit box is connected with the power supply through a wire circuit arranged in the wiring tube.
Sensor mounting holes are formed in the sensing detection cavity towards the side wall in the pipe body and towards the side wall outside the pipe body, the first pressure sensor and the second pressure sensor are mounted in the sensor mounting holes respectively, the sensing joint of the first pressure sensor is in contact with the inner space of the pipe body, and the sensing probe of the second pressure sensor is in contact with the outer space of the pipe body.
Sensor mounting holes are formed in the cavities on the upper side and the lower side of the notch of the sensing detection cavity, and the first pressure sensor and the second pressure sensor are mounted in the cavities on the upper side and the lower side of the notch respectively.
Still be provided with the mounting groove in sensing detection intracavity, temperature sensor fixed mounting is in the mounting groove.
An upper limiting plate, a lower limiting plate and a rear mounting plate are respectively arranged at the upper part, the lower part and the rear part in the closed detection cavity, and limiting springs are arranged between the upper limiting plate, the lower limiting plate, the rear mounting plate and the inner wall of the closed detection cavity.
The upper limiting plate and the lower limiting plate are arc-shaped plates, and the radian of the arc-shaped plates accords with the radian of the shell of the image collector; a groove is formed in the front end face of the rear mounting plate, and the rear part of the image collector is fixed in the groove; the upper limiting plate is buckled on the upper surface of the image collector, and the lower limiting plate is buckled on the lower surface of the image collector, so that the image collector is limited up and down.
An outer partition plate and an inner partition plate are detachably mounted in a notch of the semi-closed detection cavity from outside to inside, a transverse cross rod is fixedly mounted in the semi-closed detection cavity on the inner side of the inner partition plate, a mounting seat is sleeved on the cross rod in a sliding mode, a pressure spring is sleeved on the cross rod between the mounting seat and the inner wall of the semi-closed detection cavity, and two ends of the pressure spring are fixedly connected with the mounting seat and the opposite surface of the semi-closed detection cavity respectively; the center of the outer partition plate is provided with a probe jack, and the center of the inner partition plate is provided with a probe body jack.
An outer sealing ring is arranged between the outer partition plate and the inner partition plate, and an inner sealing ring is arranged on the inner side surface of the inner partition plate.
Due to the adoption of the technical scheme, the device can be connected between the stator and the limiting short section or between other underground parts, and the image acquisition device in the closed detection cavity in the pipe body can be used for shooting the image of the pipe wall of the casing pipe in a certain range, so that the condition of the pipe wall of the casing pipe can be visually judged; the pressure, temperature and other parameters in the sleeve and the oil pumping pipe can be respectively measured by the sensor in the sensing detection cavity; and a detection device with a probe can be installed according to actual needs by reserving the semi-closed detection cavity. The water leakage detection device has good integral sealing performance, and the power supply is separated from the sensor and the detection device, so that faults and potential safety hazards caused by water leakage of the detection part can be effectively prevented; the periphery of the image collector is provided with a damping device, so that the shaking is prevented, and the probability of equipment damage caused by rigid collision is reduced. Therefore, the method is suitable for underground data acquisition.
Drawings
The specific structure of the application is given by the following figures and examples:
FIG. 1 is a schematic structural diagram of the present application;
FIG. 2 is a schematic structural view of a closed detection chamber with an image collector;
fig. 3 is a schematic diagram of a semi-enclosed probe chamber with a probe.
Legend: 1. the device comprises a pipe body, 2, a power supply, 3, a circuit cavity, 4, a circuit box, 5, a closed detection cavity, 5-1, a limiting spring, 5-2, an upper limiting plate, 5-3, a transparent window, 5-4, an image collector, 5-5, a lower limiting plate, 5-6, a rear mounting plate, 6, a semi-closed detection cavity, 6-1, an inner sealing ring, 6-2, an inner division plate, 6-3, an outer sealing ring, 6-4, an outer division plate, 6-5, a mounting seat, 6-6, a pressure spring, 6-7, a cross rod, 7, a first pressure sensor, 8, a temperature sensor, 9, a sensing detection cavity, 10, a second pressure sensor, 11, a wiring pipe, 12 and a probe.
Detailed Description
The present application is not limited to the following examples, and specific implementations may be determined according to the technical solutions and practical situations of the present application.
Example (b): as shown in fig. 1, the oil well downhole monitoring device with image monitoring comprises a cavity pipe body 1, joints are arranged at the open ends of two ends of the pipe body 1, four grooves are arranged on the pipe wall of the pipe body 1, wherein the first groove and the fourth groove are respectively a circuit cavity 3 and a sensing detection cavity 9, the second groove and the third groove are respectively a closed detection cavity 5 and a semi-closed detection cavity 6, and the grooves are sequentially communicated through a wiring pipe 11;
a power supply 2 and a circuit box 4 are arranged in the circuit cavity 3, and a cover plate is hermetically covered at the notch of the circuit cavity 3;
a first pressure sensor 7, a second pressure sensor 10 and a temperature sensor 8 are arranged in the sensing detection cavity 9, and a cover plate is hermetically covered at the notch of the sensing detection cavity 9;
an image collector 5-4 is arranged in the closed detection cavity 5, and a transparent window 5-3 is sealed and fixed at the notch of the closed detection cavity 5;
a probe 12 is arranged in the semi-closed detection cavity 6, and a notch of the semi-closed detection cavity 6 is open;
the first pressure sensor 7, the second pressure sensor 10, the temperature sensor 8, the image collector 5-4 and the probe 12 are electrically connected to the internal circuit of the circuit box 4 through wires and a wiring pipe 11.
Furthermore, the internal circuit of the circuit box 4 comprises a microcontroller, a wireless communication module connected with the microcontroller, a MiniUSB interface, a real-time clock module and a FLASH memory, and the first pressure sensor 7, the second pressure sensor 10, the temperature sensor 8, the image collector 5-4 and the probe 12 are connected with the microcontroller circuit through wires. The electrical components and the circuit connection relationship between the electrical components in the present application are not the invention points of the present application, and the existing technologies can be adopted, so the specific circuit connection relationship and the type of the electrical components are not described in detail herein. The application can adopt a wired transmission mode for data transmission besides a wireless transmission mode, the optical cable with the sealing shell can be lowered into a well along with an oil pumping pipe, a branch circuit can be additionally arranged on the optical cable positioned on the application side to be connected with an internal circuit of the circuit box 4, and the wired communication module is additionally arranged in the circuit box 4, so that wired data transmission can be realized.
Furthermore, the circuit cavity 3 and the sensing detection cavity 9 are both dovetail grooves. Wherein, the power supply 2 is fixedly arranged in the cavity of the circuit cavity 3 above the notch, and a waterproof sleeve is sleeved outside the shell of the power supply 2; a circuit box 4 is fixedly arranged in the cavity below the notch, and a waterproof sleeve is sleeved outside the circuit box 4; a wiring pipe 11 is connected between the circuit box 4 and the power supply 2, and the circuit box 4 and the power supply 2 are connected through a wiring circuit arranged in the wiring pipe 11.
Further, sensor mounting holes are formed in the side wall, facing the inside of the pipe body 1, of the sensing detection cavity 9 and the side wall, facing the outside of the pipe body 1, of the sensing detection cavity, the first pressure sensor 7 and the second pressure sensor 10 are mounted in the sensor mounting holes respectively, the sensing joint of the first pressure sensor 7 is in contact with the inner space of the pipe body 1, and the sensing probe of the second pressure sensor 10 is in contact with the outer space of the pipe body 1.
Sensor mounting holes are formed in the cavities on the upper side and the lower side of the notch of the sensing detection cavity 9, and the first pressure sensor 7 and the second pressure sensor 10 are respectively mounted in the cavities on the upper side and the lower side of the notch.
Still be provided with the mounting groove in sensing detection chamber 9, temperature sensor 8 fixed mounting is in the mounting groove.
As shown in FIG. 2, an upper limiting plate 5-2, a lower limiting plate 5-5 and a rear mounting plate 5-6 are respectively arranged at the upper part, the lower part and the rear part in the closed detection cavity 5, a limiting spring 5-1 is arranged between the upper limiting plate 5-2, the lower limiting plate 5-5, the rear mounting plate 5-6 and the inner wall of the closed detection cavity 5, two ends of the limiting spring 5-1 are respectively connected with the inner wall of the closed detection cavity 5, and the opposite end faces of the closed detection cavity 5 and the upper limiting plate 5-2 or the lower limiting plate 5-5 or the rear mounting plate 5-6 are fixedly connected.
The upper limiting plate 5-2 and the lower limiting plate 5-5 are arc-shaped plates, and the radian of the arc-shaped plates accords with the radian of the shell of the image collector 5-4. The front end surface of the rear mounting plate 5-6 is provided with a groove, and the rear part of the image collector 5-4 is fixed in the groove. After the image collector 5-4 is installed in place, the upper limiting plate 5-2 is buckled on the upper surface of the image collector 5-4, and the lower limiting plate 5-5 is buckled on the lower surface of the image collector 5-4, so that the image collector 5-4 is limited up and down; the rear mounting plate 5-6 limits the front-rear position of the image collector 5-4.
In the using process, the image collector 5-4 is limited by the upper limiting plate 5-2, the lower limiting plate 5-5 and the rear mounting plate 5-6, and the limiting spring 5-1 can exert pressure on and position the image collector 5-4 and simultaneously play a role in damping, so that the image collector 5-4 is prevented from being damaged due to large-amplitude shaking. The image collector 5-4 can shoot and get the image of the inner wall of the tubular column through the transparent window 5-3, and in order to enhance the image-taking effect, an illuminating lamp can be additionally arranged in the closed detection cavity 5. The image collector 5-4 is prior art, and its structure is not the point of the invention of the present application, and will not be described in detail here.
As shown in figure 3, an outer partition plate 6-4 and an inner partition plate 6-2 are detachably mounted in a notch of a semi-closed detection cavity 6 from outside to inside, a transverse cross rod 6-7 is fixedly mounted in the semi-closed detection cavity 6 on the inner side of the inner partition plate 6-2, a mounting seat 6-5 is sleeved on the cross rod 6-7 in a sliding mode, a pressure spring 6-6 is sleeved on the cross rod 6-7 between the mounting seat 6-5 and the inner wall of the semi-closed detection cavity 6, and two ends of the pressure spring 6-6 are fixedly connected with the opposite surfaces of the mounting seat 6-5 and the semi-closed detection cavity 6 respectively. The center of the outer partition plate 6-4 is provided with a probe jack, and the center of the inner partition plate 6-2 is provided with a probe body jack.
An outer sealing ring 6-3 is arranged between the outer partition plate 6-4 and the inner partition plate 6-2, and an inner sealing ring 6-1 is arranged on the inner side surface of the inner partition plate 6-2.
The inner end of the probe body is fixedly connected with the mounting seat 6-5, the middle part of the probe body is inserted into the probe body jack, and the probe 12 is inserted into the probe jack. When the probe is used, the inner end of the probe body is limited and fixed through the mounting seat 6-5, the middle part of the probe body is limited through the inner partition plate 6-2, the middle part of the probe body is sealed through the inner sealing ring 6-1, the probe 12 is limited through the outer partition plate 6-4, and the middle part of the probe is sealed through the outer sealing ring 6-3. The probe can stretch out and draw back in the probe jack to a certain extent under the influence of the pressure spring 6-6, so that rigid collision is avoided.
Advance this application before going into the well, can connect between certain two subassemblies on the oil pumping pipe through the joint of body 1 both sides, follow the oil pumping pipe and go into the well together. The joint can be adaptively set as an internal thread joint or an external thread joint, or a connecting flange. After the oil pumping pipe goes down the well, the oil pumping pipe goes up and down along with the lifting, the inner and outer pressure data and the temperature of the oil pumping pipe can be monitored at any time through the temperature sensor 8, the first pressure sensor 7 and the second pressure sensor 10 in the lifting process, the monitored data are transmitted to the control cabinet on the well through the communication module of the circuit box 4, and finally the monitored data are transmitted to the monitoring terminal for the reference of workers. The conditions of the inner wall of the sleeve and the inner wall of the sleeve can be observed at any time through the image collector 5-4, so that adaptive measures can be taken conveniently.
The foregoing description is by way of example only and is not intended as limiting the embodiments of the present application. All obvious variations and modifications of the present invention are within the scope of the present invention.
Claims (9)
1. The utility model provides an oil well monitoring devices in pit with image monitoring, includes the cavity body, and the open end at body both ends is equipped with joint, its characterized in that: four independent grooves are formed in the pipe wall of the pipe body, wherein the first groove and the fourth groove are respectively a circuit cavity and a sensing detection cavity, the second groove and the third groove are respectively a closed detection cavity and a semi-closed detection cavity, and the grooves are sequentially communicated through wiring pipes;
the power supply and the circuit box are arranged in the circuit cavity, and the cover plate is sealed at the notch of the circuit cavity;
a first pressure sensor, a second pressure sensor and a temperature sensor are arranged in the sensing detection cavity, and a cover plate is sealed and sealed at the notch of the sensing detection cavity;
an image collector is arranged in the closed detection cavity, and a transparent window is sealed and fixed at the notch of the closed detection cavity;
the semi-closed detection cavity is internally provided with a probe, and a notch of the semi-closed detection cavity is open;
the first pressure sensor, the second pressure sensor, the temperature sensor, the image collector and the probe are connected to an internal circuit of the circuit box through wires by a wiring pipe circuit.
2. An oil well downhole monitoring device with image monitoring as claimed in claim 1, wherein: the circuit cavity and the sensing detection cavity are both dovetail grooves; wherein, the circuit cavity is fixedly provided with a power supply in the cavity above the notch, and a waterproof sleeve is sleeved outside the power supply shell; a circuit box is fixedly arranged in the cavity below the notch, and a waterproof sleeve is sleeved outside the circuit box; the wiring tube is connected between the circuit box and the power supply, and the circuit box is connected with the power supply through a wire circuit arranged in the wiring tube.
3. An oil well downhole monitoring device with image monitoring according to claim 2, characterized in that: sensor mounting holes are formed in the sensing detection cavity towards the side wall in the pipe body and towards the side wall outside the pipe body, the first pressure sensor and the second pressure sensor are mounted in the sensor mounting holes respectively, the sensing joint of the first pressure sensor is in contact with the inner space of the pipe body, and the sensing probe of the second pressure sensor is in contact with the outer space of the pipe body.
4. An oil well downhole monitoring device with image monitoring according to claim 3, characterized in that: sensor mounting holes are formed in the cavities on the upper side and the lower side of the notch of the sensing detection cavity, and the first pressure sensor and the second pressure sensor are mounted in the cavities on the upper side and the lower side of the notch respectively.
5. An oil well downhole monitoring device with image monitoring according to claim 3 or 4, characterized in that: still be provided with the mounting groove in sensing detection intracavity, temperature sensor fixed mounting is in the mounting groove.
6. An oil well downhole monitoring device with image monitoring according to claim 1 or 2 or 3 or 4, characterized in that: an upper limiting plate, a lower limiting plate and a rear mounting plate are respectively arranged at the upper part, the lower part and the rear part in the closed detection cavity, and limiting springs are arranged between the upper limiting plate, the lower limiting plate, the rear mounting plate and the inner wall of the closed detection cavity.
7. An oil well downhole monitoring device with image monitoring according to claim 6, characterized in that: the upper limiting plate and the lower limiting plate are arc-shaped plates, and the radian of the arc-shaped plates accords with the radian of the shell of the image collector; a groove is formed in the front end face of the rear mounting plate, and the rear part of the image collector is fixed in the groove; the upper limiting plate is buckled on the upper surface of the image collector, and the lower limiting plate is buckled on the lower surface of the image collector, so that the image collector is limited up and down.
8. An oil well downhole monitoring device with image monitoring according to claim 1 or 2 or 3 or 4 or 7, characterized in that: an outer partition plate and an inner partition plate are detachably mounted in a notch of the semi-closed detection cavity from outside to inside, a transverse cross rod is fixedly mounted in the semi-closed detection cavity on the inner side of the inner partition plate, a mounting seat is sleeved on the cross rod in a sliding mode, a pressure spring is sleeved on the cross rod between the mounting seat and the inner wall of the semi-closed detection cavity, and two ends of the pressure spring are fixedly connected with the mounting seat and the opposite surface of the semi-closed detection cavity respectively; the center of the outer partition plate is provided with a probe jack, and the center of the inner partition plate is provided with a probe body jack.
9. An oil well downhole monitoring device with image monitoring according to claim 8, characterized in that: an outer sealing ring is arranged between the outer partition plate and the inner partition plate, and an inner sealing ring is arranged on the inner side surface of the inner partition plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389860.7U CN215718696U (en) | 2021-09-30 | 2021-09-30 | Oil well underground monitoring device with image monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389860.7U CN215718696U (en) | 2021-09-30 | 2021-09-30 | Oil well underground monitoring device with image monitoring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215718696U true CN215718696U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122389860.7U Active CN215718696U (en) | 2021-09-30 | 2021-09-30 | Oil well underground monitoring device with image monitoring function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215718696U (en) |
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2021
- 2021-09-30 CN CN202122389860.7U patent/CN215718696U/en active Active
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