CN212206438U - Indicator diagram measuring equipment and system based on visual identification technology - Google Patents
Indicator diagram measuring equipment and system based on visual identification technology Download PDFInfo
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- CN212206438U CN212206438U CN202021319027.4U CN202021319027U CN212206438U CN 212206438 U CN212206438 U CN 212206438U CN 202021319027 U CN202021319027 U CN 202021319027U CN 212206438 U CN212206438 U CN 212206438U
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Abstract
The utility model discloses a dynamometer diagram measuring equipment based on visual identification technology, which comprises a dynamometer body and an image processing device, wherein the dynamometer body also comprises a strain body and a data display panel, the strain body is provided with a pressure load sensor, a control unit and a rechargeable battery, the data display panel comprises a solar cell panel, the solar cell panel is provided with a frame and an LED lattice as a substrate, the LED lattice is used for displaying a pressure load value, the image processing device comprises an image collector and an image processor, the image collector is used for acquiring image information of different positions of the data display panel in the whole stroke process of an oil pumping unit, the image processor respectively acquires the pressure load value and the actual displacement value of the data display panel according to the image information, the dynamometer diagram measuring system comprises the dynamometer diagram measuring equipment and an upper device, and the dynamometer diagram measuring equipment is utilized, the data measurement accuracy is improved, and the power consumption of a single device is reduced.
Description
Technical Field
The utility model relates to a show indicator merit picture measuring equipment and system based on vision identification technique.
Background
The indicator system is an instrument for testing the load and stroke of the oil pumping unit of the oil well and calculating to obtain an indicator diagram representing the working condition of the oil pumping unit.
The existing dynamometer system generally comprises an acceleration sensor, a pressure load sensor, a collecting and amplifying module, a core processing module, a wireless communication unit and external upper equipment, and the specific working flow of the dynamometer system is as follows: the wireless communication module receives a command of an indicator diagram of one period of the pumping unit required to be measured by external upper equipment, and transmits the command to the core processing module, the core processing module controls the acceleration sensor and the pressure type load sensor to measure one period (the period is calculated according to the rotating speed of a motor of the pumping unit), analog signals output by the acceleration sensor and the pressure type load sensor are processed by the acquisition and amplification module and then transmitted to the core processing module, in the measurement of the whole period, the core processing module stores load and acceleration data sets of not less than 200 points, then displacement values of initial storage points are obtained according to twice integration of acceleration values, correct displacement values of the storage points are corrected through numerical values of a cam curve, a lever arm ratio and the like of the pumping unit, and finally the corrected displacement values of the storage points are transmitted to the external upper equipment through. Although the existing indicator diagram measuring equipment can measure the pressure load value and the displacement value required by drawing the indicator diagram, the existing indicator diagram measuring equipment also has certain defects: (1) the displacement value is determined by the acceleration value and needs to be integrated twice, so that the problems that the calculated displacement value is inaccurate or the pressure load value and the displacement value cannot be accurately corresponding possibly exist in the actual operation process due to the complexity and the time delay of calculation; (2) the acceleration sensor and the pressure load sensor are required to work simultaneously, so that the dynamometer has the problem of high power consumption in actual use. Based on the analysis of the problems, the application provides indicator diagram measuring equipment and system based on visual identification technology.
Disclosure of Invention
The utility model aims at providing a show appearance merit diagram measuring equipment and show appearance merit diagram measuring system based on visual identification technique solves the problem that there are the consumption big and data measurement accuracy and the degree of accuracy low in the present show appearance system.
The utility model provides a dynamometer diagram measuring device based on visual identification technology, which comprises a dynamometer body (1) and image processing equipment,
the indicator body (1) comprises a strain body (11) and a data display board (12), the strain body (11) comprises a stainless steel base and a middle cavity, a load sensor (13) is arranged in the stainless steel base, a control unit (14) and a rechargeable battery (15) are arranged in the middle cavity, and the control unit (14) comprises a controller and an LED lamp dimmer; the data display panel (12) comprises a solar cell panel (121), a frame (122) and an LED dot matrix (123) are arranged on the solar cell panel (121), the frame (122) is arranged on the periphery of the solar cell panel (121), the frame (122) is composed of a light-emitting component or a light-reflecting component, the LED dot matrix (123) is arranged on the front face of the solar cell panel (121), and the LED dot matrix (123) is used for displaying a pressure load value collected by a load sensor (13); the I/O port of the controller is respectively connected with a solar cell panel (121), a load sensor (13), an LED lattice (123) and an LED dimmer; the controller controls the LED lamp light modulator to adjust the brightness and/or color of each LED lamp in the LED dot matrix (123) according to the output voltage of the solar panel (121); the solar panel (121) is connected with the rechargeable battery (15) through the solar controller (16) and provides electric energy for the control unit (14), the load sensor (13) and the LED lattice (123) through the rechargeable battery (15);
the image processing equipment comprises an image collector (4) and an image processor (5), wherein at least the image collector (4) is fixedly arranged on one side of the dynamometer body (1), the visual angle of the image collector (4) can collect the maximum displacement of the dynamometer body (1) in motion, and the image collector (4) is used for acquiring image information of different positions of a data display panel (12) in the maximum displacement in real time and transmitting the acquired image information to the image processor (5); the image processor (5) respectively obtains a pressure load value in the image information and an actual displacement value corresponding to the data display board (12), and arranges the indicator diagram data according to the pressure load value and the actual displacement value.
As the preferred scheme of this application, image processor (5) contain trouble recognition unit, image definition recognition unit and communication module, the trouble recognition unit passes through communication module and the communication of distal end supervisory equipment, image definition recognition unit passes through communication module with controller communication on the indicator body (1), send alarm information to distal end supervisory equipment when the image information that trouble recognition unit judgement image collector (4) gathered is unusual, image definition recognition unit passes through communication module when judging the image definition that image collector (4) gathered is lower and sends the enabling signal to the controller, and the controller passes through according to this enabling signal the luminance and/or the colour of each LED lamp in LED dot matrix (123) are adjusted to the LED lamp dimmer.
As a preferred aspect of the present application, the image processor (5) comprises a pre-storing unit in which an actual width D of at least one side of the data display panel (12) and a selected reference image are pre-stored, a pixel counting unit, and a calculating unit; the pixel counting unit is used for superposing the current image acquired by the image acquisition device (4) with the reference image, and calculating the relative displacement delta d of the data display panel (12) in the two images and the width d of the side of the data display panel (12) corresponding to one side in the image which is prestored according to pixel points; the calculation means calculates an actual displacement Δ D of the data display panel (12) from the correspondence relationship, where Δ D is (D × Δ D)/D.
As a preferable scheme of the application, when the frame (122) is formed by adopting a light reflecting component, an obtuse angle beta is formed between the inner side of the frame (122) and the solar cell panel (121);
when the frame (122) is formed by adopting a light-emitting component, the frame (122) is communicated with the rechargeable battery (15) through a lead.
As the preferable scheme of the application, fixed distances are arranged between two adjacent LED lamps and between each LED lamp and the frame in the LED dot matrix (123), and the fixed distances meet the requirement that the distances between the two adjacent LED lamps and between each LED lamp and the upper, lower, left and right frames can be distinguished when the image collector (4) is located at the installation position.
The application also provides a merit appearance merit picture measurement system based on visual identification technique, including the aforesaid merit picture measuring equipment and superior equipment, merit picture measuring equipment uploads the merit picture data put in order to superior equipment, superior equipment receives merit picture data and does relevant analysis and then judge the oil well operating mode according to this merit picture data.
Because the monitoring of the problems such as oil leakage and the like of the oil well by arranging the image collector 4 such as the camera and the like beside each oil well becomes a future trend, the indicator diagram measuring equipment based on the visual identification technology is designed by utilizing the trend, and the advantage of the indicator diagram measuring equipment comprises:
(1) the load sensor 13 on the indicator body 1 measures the pressure load signal and displays the pressure load signal on the data display panel 12 after processing the pressure load signal by the controller, the image collector 4 acquires image information of the data display panel 12 and transmits the image information to the image processor 5, the image processor 5 separately acquires the pressure load value and the corresponding actual displacement value of the data display panel 12 based on the image information, and the indicator diagram data is arranged according to the pressure load value and the actual displacement value, that is, in the application, the measurement of the displacement value and the measurement of the pressure load value are acquired by using different acquisition units, so that the data processing efficiency can be improved, the power consumption of a single acquisition unit can be reduced, meanwhile, the calculation of the displacement value is obtained by analyzing the proportional relation between the image pixel and the actual size of the image, compared with the existing multiple integration of the acceleration value, the calculation method has the advantages of high operation speed, high accuracy and the like; because the indicator body 1 only outputs the pressure load value, and the actual displacement variation is recorded through a series of images (pictures), the operation speed is high, the time delay is extremely small, and thus, the one-to-one correspondence between a plurality of groups of pressure load values acquired in one period and the corresponding actual displacement values can be ensured.
(2) The performance that the solar cell panel 121 receives the stronger light and the larger output electric quantity is utilized to judge the intensity of illumination received by the solar cell panel 121 currently, when the controller detects that the output voltage of the solar cell panel 121 is increased, the brightness and/or the color of each LED lamp in the LED dot matrix 123 are adjusted through the LED lamp dimmer, so that the display definition of the LED dot matrix on the solar cell panel 121 is enhanced, the pressure load value displayed on the data display panel 12 in the image information collected by the image collector 4 is ensured to be clear and visible, and the identification by the image processor 5 is facilitated.
(3) Be equipped with the frame 122 that constitutes by light-emitting component or reflection of light subassembly on data display panel 12, evening, utilize the frame 122 of lighting up can make data display panel 12's overall structure clearer, produce the position error when avoiding visual identification, consequently, in this application, through set up frame 122 on data display panel 12 and increase image information's of image collector 4 accuracy and definition, and then improved the precision that pressure load value and actual displacement value acquireed.
Drawings
Fig. 1 is a schematic view of a diagram measuring device according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the dynamometer body according to an embodiment of the present invention.
Fig. 3 is a schematic front view of a data display panel according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of the direction a-a in fig. 3 according to a first embodiment of the present invention.
Fig. 5 is a control structure diagram of the dynamometer body according to an embodiment of the present invention.
Fig. 6 is a schematic diagram illustrating an actual displacement calculation of a data display panel according to an embodiment of the present invention.
Fig. 7 is a connection structure diagram of the image processor, the upper device and the controller according to the third embodiment of the present invention.
Fig. 8 is a structural diagram between an image processing apparatus and a host apparatus according to a fourth embodiment of the present invention.
Reference numerals
The dynamometer comprises a body 1, a strain body 11, a data display panel 12, a solar cell panel 121, a frame 122, an LED lattice 123, a wire belt 124, a load sensor 13, a control unit 14, a rechargeable battery 15, a solar controller 16, a horse head 2, a polished rod 3, an image collector 4 and an image processor 5.
Detailed Description
Example 1
The embodiment provides a dynamometer diagram measuring device based on a visual recognition technology, and referring to fig. 1, the dynamometer diagram measuring device comprises a dynamometer body and an image processing device,
in this embodiment, the dynamometer body 1 includes a strain body 11 and a data display panel 12, referring to fig. 2, the strain body 11 includes a stainless steel base and a middle cavity, a load sensor 13 is disposed in the stainless steel base, a control unit 14 and a rechargeable battery 15 are disposed in the middle cavity, and the control unit 14 includes a controller and an LED lamp dimmer; the data display panel 12 comprises a solar panel 121, see fig. 3-4, the solar panel 121 is provided with a frame 122 and an LED array 123, in this embodiment, the frame 122 is provided at the periphery of the solar panel 121, and the frame 122 is formed by a reflective component, which is preferably a reflective sheet in this embodiment, the main function of the frame 122 is to clearly show the outline structure of the data display panel 12 at night, in this embodiment, it is preferable that the reflective sheet located inside the frame 122 forms an obtuse angle β, preferably 135 °, with the solar cell panel 121, when the LED array 123 is on at night, the reflector arranged at this angle can use the light of the LED array 123 as a light source to make the frame 122 reflect light and brighten, thereby revealing the outer perimeter of the data display panel 12. in this embodiment, the reflective element can also be a fluorescent material, the reflecting component made of the fluorescent material can use visible light as energy and also can use light of the LED lattice 123 as energy; in this embodiment, in order to save the number of LED lamps used and reduce power consumption, it is preferable that the LED dot matrix 123 is arranged on the front surface of the solar cell panel 121 in eight positions, and the LED dot matrix 123 displays the data collected by the load sensor 13 in a binary form, and certainly, the LED dot matrix 123 may also be arranged in more than eight positions when the size of the data display panel 12 allows, so that the display precision of the pressure load value is higher, and meanwhile, the data display panel 12 may also display the data collected by the load sensor 13 in a decimal form, in this embodiment, the LED dot matrix 123 is composed of a plurality of independent LED beads, the plurality of LED beads are adhered to the solar cell panel 121, and the plurality of LED beads are connected in parallel and then connected to the controller through the wire guiding tape 124, of course, the LED strip may also be used to form the LED lattice 123; in this embodiment, the color of the LED lamp is preferably at least one of red and yellow, which have high penetration ability, and the lamp using this color can be clearly recognized even in an environment with low visibility such as fog or rain.
In this embodiment, the performance that the output electric quantity is larger as the solar cell panel 121 receives stronger light is utilized to judge the intensity of illumination currently received by the solar cell panel 121, when the controller detects that the output voltage of the solar cell panel 121 increases, it indicates that the illumination received by the solar cell panel 121 is stronger at this time, the controller controls the LED lamp dimmer to adjust the brightness and color of each LED lamp in the LED dot matrix 123, so that the brightness and color of the LED lamp can also be clearly identified under the stronger illumination currently, the solar cell panel 121 is connected with the rechargeable battery 15 through the solar controller 16, and the rechargeable battery 15 provides electric energy for the control unit 14, the load sensor 13 and the LED dot matrix 123, see fig. 5.
Image processing equipment contains image collector 4 and image processor 5, and image processor 5 communicates with image collector 4 electricity, and it is used for handling the image information that image collector 4 gathered, and at least image collector 4 sets firmly in one side of indicator body 1, and the visual angle of this image collector 4 can gather the biggest displacement that indicator body 1 moved, and in this embodiment, the relational expression that visual angle theta and the biggest displacement H of image collector 4 satisfied is: h is not greater than 2 × L tan θ, where L is the shortest distance from the image collector 4 to the polish rod 3, that is, in this embodiment, when the indicator body 1 moves to any position of the maximum displacement, the image collector 4 still has sufficient resolution to identify the adjacent LED lamps on the data display panel 12 and the distance between each LED lamp and the frame.
The image collector 4 is configured to obtain image information of the data display panel 12 at different positions within the maximum displacement in real time (only image information of one period of movement of the indicator can be obtained as required), and transmit the obtained image information to the image processor 5, in this embodiment, the image information includes a pressure load value displayed on the data display panel 12, in order to ensure a clear display pressure load value in the collected image information, it is preferable that the LED lamp beads have a fixed distance from the frame 122 of the data display panel 12, and meanwhile, a fixed distance also exists between two adjacent LED lamp beads, in this embodiment, the fixed distance is required to satisfy the requirement that the distance between two adjacent LED lamps and each LED lamp and the upper, lower, left, and right frames can be distinguished when the image collector 4 is located at the installation position, and because the distance data between two adjacent LED lamps and each LED lamp and the frame is determined by the size of the display panel 12, The actual installation position of the image collector 4, the pixel height of the image collector 4, and other factors affect each other, so that the fixed distance is not specifically limited in this embodiment, and is set according to the actual situation in the actual use; in this embodiment, the image collector 4 is preferably an existing common digital camera; the image processor 5 respectively obtains the pressure load value in the image information and the actual displacement value corresponding to the data display panel 12 and arranges the pressure load value and the actual displacement value into the indicator diagram data, in the embodiment, the image processor 5 can directly obtain the pressure load value in a binary form in the image for use, meanwhile, the image processor 5 superposes the currently obtained image and the reference image, the superposition of the two images can quickly obtain the displacement difference between the current image and the reference image, and then the actual displacement of the data display panel 12 can be calculated according to the corresponding ratio.
In this embodiment, the image processor 5 comprises a pre-storing unit, a pixel counting unit and a calculating unit, wherein the pre-storing unit is pre-stored with the actual width D of at least one side of the data display panel 12 and the selected reference image; the pixel counting unit superposes the current image acquired by the image acquisition device 4 with the reference image, and calculates the relative displacement delta d of the data display panel 12 in the two images and the width d of the side of the data display panel 12 in the image corresponding to one of the prestored sides according to the pixel points; a calculation unit calculates an actual displacement Delta D of the data display panel (12) from the correspondence relationship, where Delta D is (D × Delta D)/D.
In the present embodiment, the reference image is preferably an image in which the data display panel 12 is located at the maximum displacement initial position.
Referring to fig. 6, a schematic diagram of the calculation of the actual displacement of the data display panel is provided in the present embodiment.
In this embodiment, the operation stroke of the pumping unit is generally within a range of 2.5 to 10m, and therefore, the indicator body in the image information acquired by the image acquirer 4 within the range will not be distorted, and therefore, the determination of the displacement and the width of the data display panel in the image by using the pixel points is the fastest method.
The indicator diagram measuring device in this embodiment collects the measurement of the displacement value and the measurement of the pressure load value through different collecting units, so as to improve the data processing efficiency and reduce the power consumption of a single collecting unit, and meanwhile, the calculation of the actual displacement value of the data display panel 12 is obtained by analyzing the proportional relationship between the image pixels and the actual sizes of the images, compared with the existing multiple integration of the acceleration value, the calculation method has the advantages of high calculation speed, high accuracy and the like, and because the calculation speed is high, the delay is extremely small, so that the collected multiple groups of pressure load values can be ensured to be in one-to-one correspondence with the corresponding actual displacement values, in this embodiment, the indicator body 1 is also different from the existing indicator, which is only used for collecting and displaying the pressure load value, in the display process, in order to be well matched with the image collector 4, in the daytime, the output voltage of usable solar cell panel 121 detects the luminous intensity of solar cell panel 121 current receipt, when output voltage increases, then adjust the luminance of the LED lamp that is in operating condition at present through LED lamp dimmer, make the LED lamp can be higher for illumination intensity luminance, evening, frame 122 reflection of light becomes bright, so can make the overall structure of data display panel 12 clearer, therefore, through utilizing solar cell panel 121 to receive the relation of luminous intensity and output voltage size and through setting up frame 122 on data display panel 12 and increased image information's the degree of accuracy and definition that image collector 4 gathered image information, and then the precision that pressure load value and actual displacement value obtained has been improved.
Example 2:
compared with embodiment 1, the difference of this embodiment is that the frame 122 is formed by a light emitting component, and the frame 122 is communicated with the rechargeable battery 15 through a wire, that is, the frame 122 can emit light or shine after being electrified.
Example 3:
compared with embodiment 1, the difference of this embodiment is that the image processor 5 includes a fault identification unit, an image definition identification unit, and a communication module, in this embodiment, the communication module preferably includes a long-distance communication module and a short-distance communication module, where the long-distance communication module may be at least one of a LoRa module, a GPRS module, or a 4G module, in this embodiment, a low-power LoRa module is preferred, the short-distance communication module is a bluetooth module or a Zigbee module, and in this embodiment, a bluetooth module is preferred; the fault identification unit is communicated with a far-end upper device through a LoRa module, the image definition identification unit is communicated with a controller on the dynamometer body 1 through a Bluetooth module, and the fault identification unit sends alarm information to the far-end upper device when judging that the image information acquired by the image acquirer 4 is abnormal, in the embodiment, the abnormal information comprises the abnormality of the image acquirer 4 and the abnormality of the dynamometer body 1, the abnormality of the image acquirer 4 comprises the damage or displacement of the image acquirer 4, and the abnormality of the dynamometer body 1 comprises the damage or no electricity of the data display panel 12, so that the pressure load value cannot be normally displayed; the image definition recognition unit sends an enabling signal to the controller through the communication module when judging that the image definition acquired by the image acquirer 4 is low, the controller adjusts the brightness and/or color of each LED lamp in the LED dot matrix 123 through the LED lamp dimmer according to the enabling signal, in the embodiment, the main factors of low image definition comprise the influence of external environments such as foggy days or rainy days, and the pressure load value in the image information acquired by the image acquirer 4 in foggy days or rainy days can be still clearly recognized by adjusting the brightness and the color of the LED lamps.
Example 4
The embodiment provides a power indicator diagram measuring system based on a visual identification technology, and the system includes the power indicator diagram measuring device and the upper device mentioned in embodiment 1, embodiment 2, or embodiment 3, the power indicator diagram measuring device uploads the sorted power indicator diagram data in an installation convention format to the upper device, and the upper device receives the power indicator diagram data and performs related analysis according to the power indicator diagram data to determine the working condition of an oil well, see fig. 8, which is a structural diagram between the image processor 5 and the upper device provided in this embodiment.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be pointed out that, for the person skilled in the art, without departing from the scope of the present invention, several improvements can be made, which should also be considered as the scope of protection of the present invention, and these will not affect the effectiveness of the implementation of the present invention and the practicability of the patent. The scope of protection claimed in the present application shall be subject to the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. A dynamometer diagram measuring device based on visual identification technology is characterized by comprising a dynamometer body (1) and image processing equipment,
the dynamometer body (1) comprises a strain body (11) and a data display board (12), the strain body (11) comprises a load sensor (13) and a middle cavity, a control unit (14) and a rechargeable battery (15) are arranged in the middle cavity, and the control unit (14) comprises a controller and an LED lamp dimmer; the data display panel (12) comprises a solar cell panel (121), a frame (122) and an LED dot matrix (123) are arranged on the solar cell panel (121), the frame (122) is arranged on the periphery of the solar cell panel (121), the frame (122) is composed of a light-emitting component or a light-reflecting component, the LED dot matrix (123) is arranged on the front face of the solar cell panel (121), and the LED dot matrix (123) is used for displaying a pressure load value collected by a load sensor (13); the I/O port of the controller is respectively connected with a solar cell panel (121), a load sensor (13), an LED lattice (123) and an LED dimmer; the controller controls the LED lamp light modulator to adjust the brightness and/or color of each LED lamp in the LED dot matrix (123) according to the output voltage of the solar panel (121); the solar panel (121) is connected with the rechargeable battery (15) through the solar controller (16) and provides electric energy for the control unit (14), the load sensor (13) and the LED lattice (123) through the rechargeable battery (15);
the image processing equipment comprises an image collector (4) and an image processor (5), wherein at least the image collector (4) is fixedly arranged on one side of the dynamometer body (1), the visual angle of the image collector (4) can collect the maximum displacement of the dynamometer body (1) in motion, and the image collector (4) is used for acquiring image information of different positions of a data display panel (12) in the maximum displacement in real time and transmitting the acquired image information to the image processor (5); the image processor (5) respectively obtains a pressure load value in the image information and an actual displacement value corresponding to the data display board (12), and arranges the indicator diagram data according to the pressure load value and the actual displacement value.
2. The vision recognition technology-based indicator diagram measurement device of claim 1, the image processor (5) comprises a fault identification unit, an image definition identification unit and a communication module, the fault recognition unit is communicated with a remote upper device through the communication module, the image definition recognition unit is communicated with a controller on the indicator body (1) through the communication module, the fault recognition unit sends alarm information to the remote upper equipment when judging that the image information collected by the image collector (4) is abnormal, the image definition recognition unit sends an enabling signal to the controller through the communication module when judging that the image definition collected by the image collector (4) is low, and the controller adjusts the brightness and/or color of each LED lamp in the LED dot matrix (123) through the LED lamp dimmer according to the enabling signal.
3. A visual recognition technology-based indicator diagram measuring device as defined in claim 1 or 2, wherein the image processor (5) comprises a pre-storing unit in which the actual width D of at least one side of the data display panel (12) and the selected reference image are pre-stored, a pixel counting unit, and a calculating unit; the pixel counting unit is used for superposing the current image acquired by the image acquisition device (4) with the reference image, and calculating the relative displacement delta d of the data display panel (12) in the two images and the width d of the side of the data display panel (12) corresponding to one side in the image which is prestored according to pixel points; the calculation means calculates an actual displacement Δ D of the data display panel (12) from the correspondence relationship, where Δ D is (D × Δ D)/D.
4. The indicator diagram measurement device based on visual recognition technology as claimed in claim 1 or 2,
when the frame (122) is formed by a light reflecting component, an obtuse angle beta is formed between the inner side of the frame (122) and the solar cell panel (121);
when the frame (122) is formed by adopting a light-emitting component, the frame (122) is communicated with the rechargeable battery (15) through a lead.
5. The vision recognition technology-based indicator diagram measurement device of claim 3,
when the frame (122) is formed by a light reflecting component, an obtuse angle beta is formed between the inner side of the frame (122) and the solar cell panel (121);
when the frame (122) is formed by adopting a light-emitting component, the frame (122) is communicated with the rechargeable battery (15) through a lead.
6. The indicator diagram measuring device based on the visual identification technology as claimed in claim 1 or 2, wherein a fixed distance is provided between two adjacent LED lamps and between each LED lamp and the frame in the LED dot matrix (123), and the fixed distance satisfies that the distance between the two adjacent LED lamps and between each LED lamp and the upper, lower, left and right frames can be distinguished when the image collector (4) is located at the installation position.
7. The indicator diagram measuring device based on the visual identification technology as claimed in claim 3, wherein a fixed distance is provided between the adjacent two LED lamps and each LED lamp in the LED dot matrix (123) and the frame, and the fixed distance satisfies that the distance between the adjacent two LED lamps and each LED lamp and the upper, lower, left and right frames can be distinguished when the image collector (4) is located at the installation position.
8. The indicator diagram measuring device based on the visual identification technology as claimed in claim 4, wherein a fixed distance is provided between the adjacent two LED lamps and each LED lamp in the LED dot matrix (123) and the frame, and the fixed distance satisfies that the distance between the adjacent two LED lamps and each LED lamp and the upper, lower, left and right frames can be distinguished when the image collector (4) is located at the installation position.
9. The indicator diagram measuring device based on the visual identification technology as claimed in claim 5, wherein a fixed distance is provided between the adjacent two LED lamps and each LED lamp in the LED dot matrix (123) and the frame, and the fixed distance satisfies that the distance between the adjacent two LED lamps and each LED lamp and the upper, lower, left and right frames can be distinguished when the image collector (4) is located at the installation position.
10. A indicator diagram measuring system based on a visual identification technology is characterized by comprising the indicator diagram measuring device and upper equipment, wherein the indicator diagram measuring device is used for uploading the sorted indicator diagram data to the upper equipment, and the upper equipment is used for receiving the indicator diagram data and carrying out related analysis according to the indicator diagram data so as to judge the working condition of an oil well.
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| CN113027422A (en) * | 2021-01-08 | 2021-06-25 | 中国石油大学(北京) | Method and system for measuring indicator diagram of rod-pumped well based on video analysis |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113027422A (en) * | 2021-01-08 | 2021-06-25 | 中国石油大学(北京) | Method and system for measuring indicator diagram of rod-pumped well based on video analysis |
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