CN112881082B - Visual sampling detection device under industrial dim light environment based on AI video technology - Google Patents
Visual sampling detection device under industrial dim light environment based on AI video technology Download PDFInfo
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- CN112881082B CN112881082B CN202110060295.1A CN202110060295A CN112881082B CN 112881082 B CN112881082 B CN 112881082B CN 202110060295 A CN202110060295 A CN 202110060295A CN 112881082 B CN112881082 B CN 112881082B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
- G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
Abstract
The invention discloses an AI video technology-based visual sampling detection device in an industrial low-light-level environment, and particularly relates to the technical field of sampling detection devices. According to the sampling device, through the arrangement of the sampling assembly and the position display assembly, liquid can be sampled in a low-light-level environment, so that a liquid sample can be conveniently sampled and displayed in the low-light-level environment, liquid sample data received by the display panel can be transmitted to a display screen of external AI video monitoring equipment in real time through the signal transmitter to be displayed, the sampling safety and the sample cleanness are ensured, the accuracy of a sample detection result is ensured, and the sampling device can sample solid, liquid and gas through the matching of the sealing assembly and the sampling assembly, so that the applicability is strong, the operation is simple, and the time and the labor are saved.
Description
Technical Field
The embodiment of the invention relates to the technical field of sampling detection devices, in particular to a visual sampling detection device based on AI video technology in an industrial low-light-level environment.
Background
The AI video technology is a medium for converting an optical image signal into an electrical signal, and because the electrical signal is convenient to store or transmit, when an object is photographed, light reflected from the object is collected by a camera lens, and is focused on a light receiving surface of a camera device, and then the light is converted into electrical energy by the camera device, so that a video signal is obtained, the photoelectric signal is weak, and needs to be amplified by a pre-discharge circuit, and then processed and adjusted by various circuits, and finally the obtained standard signal can be sent to a recording medium such as a video recorder and the like for recording, or transmitted through a transmission system or sent to a monitor for display, and sampling is to extract a part of representative substances from a whole batch of substances with the quality to be determined, so as to inspect the quality of the batch of substances or determine the property of the batch of substances. The accurate quality evaluation must have the material that can represent whole sample, and the acquisition of representative material must have a set of standard sampling system, and sampling is the key of accurate development quality evaluation, also is the important link of obtaining reliable analysis result. The sampling method is different when the material exists in different states, and the moving material such as coal flow is sampled in different time periods or quality periods.
With the continuous development of the industry in China, the detection of the product quality is more and more emphasized, the variety of samples is increased due to the continuous increase of the diversity of the products, and the sampling detection workload is increased sharply, so that the limitation of time and place is broken gradually.
And current ordinary sampling device, the function still has the unicity, is difficult to showing the liquid level of sampling liquid under shimmer environment, and gathers liquid through container top import during the sampling, has increaseed the possibility of artifical and sample contact, easily causes the pollution to the sample, influences the accuracy that the sample detected.
And current ordinary sampling device can only sample to the sample of a posture usually, when sampling solid, liquid and gas, need adopt different instruments, uses multiple instrument, and the operation process is loaded down with trivial details, consuming time hard, and the suitability is poor.
Disclosure of Invention
Therefore, the embodiment of the invention provides the visual sampling detection device based on the AI video technology under the industrial low-light-level environment, through the arrangement of the sampling component and the position display component, the liquid can be sampled under the low-light-level environment, the liquid level height of the sampling can be intuitively obtained, the sampling and the display of the liquid sample under the low-light-level environment are convenient, the data of the liquid sample received by the display panel can be transmitted to the display screen of the external AI video monitoring equipment for display in real time through the signal transmitter, the sampling safety and the sample cleanness are ensured, the accuracy of the sample detection result is ensured, the solid sample can be detected through the matching of the sealing component and the sampling component, the switch panel is manually turned over, the cup body can be opened or sealed, the gas sample can be conveniently collected, the sampling device can sample the solid, the liquid and the gas, the applicability is strong, the operation is simple, labour saving and time saving to solve among the prior art because sampling device can not show the liquid level of sampling liquid under shimmer environment, and easily cause the pollution to the sample, influence the accuracy that the sample detected, sampling device can only sample to the sample of a posture usually, and the operation process is loaded down with trivial details, and is consuming time hard, the problem that the suitability is poor.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: the visual sampling detection device based on the AI video technology in the industrial low-light-level environment comprises a cup body, wherein a sampling assembly is arranged in the lower part of the cup body, a position display assembly is arranged in the right part of the cup body, and a sealing assembly is arranged in the upper left part of the cup body;
the sampling assembly comprises an electric telescopic machine, a rack is fixedly connected to an extending end of the electric telescopic machine, a right-angle guide rail is fixedly connected to the lower left portion in the rear wall of the cup body, a sliding groove is formed in the right-angle guide rail, a sliding column and a sliding block are respectively connected to the upper portion and the lower portion of the sliding groove in a sliding mode, a positioning pin is fixedly connected to the front face of the sliding block, a supporting rod is rotatably sleeved between the positioning pin and the outer wall of the sliding column, a driven tooth is fixedly connected to the outer wall of the lower portion of the supporting rod, a connecting plate is fixedly connected to the left wall of the supporting rod, and a clamping plate is fixedly connected to the left wall of the connecting plate;
the position displaying component comprises an outer barrel, an inner core is fixedly connected to the inner wall of the outer barrel, and a display panel is fixedly connected to the upper right corner of the cup body;
the sealing assembly comprises a mounting plate, a vertical plate is fixedly connected to the inner portion of the upper portion of the left wall of the cup body, a transverse plate is fixedly connected to the lower wall of the vertical plate, a transmission plate is arranged on the lower wall of the mounting plate, bayonet pins are fixedly connected to the right upper portion of the transmission plate and the left portion of the transverse plate, tension springs are elastically sleeved between the outer walls of the bayonet pins, reference columns are fixedly connected to the left upper portion and the middle portion of the rear wall of the transmission plate, the middle portion of the vertical plate and the right portion of the transverse plate, and a switch plate is fixedly connected to the right wall of the transmission plate through a buffer plate.
Furthermore, the right end of the electric telescopic machine is fixedly connected with the lower part of the right wall of the cup body.
Further, the lower wall of the driven tooth is meshed and connected with the upper wall of the rack.
Furthermore, a clamping groove is formed in the lower portion of the left wall of the cup body and is in sliding connection with the clamping plate.
Further, the outer cylinder is fixedly connected to the right portion of the rear wall of the cup body, the outer cylinder is a dielectric medium, the inner core is a metal core wire, and the display panel, the outer cylinder and the inner core are electrically connected.
Further, the mounting plate is fixedly connected in the upper end of the left wall of the cup body.
Furthermore, a short plate is rotatably sleeved between the middle of the vertical plate and the outer wall of the reference column at the upper left part of the rear wall of the transmission plate, and a bending plate is rotatably sleeved between the right part of the transverse plate and the outer wall of the reference column at the middle part of the rear wall of the transmission plate.
Furthermore, the switch board is connected with the right wall of the mounting board and the right wall of the cup body in a sliding mode.
The embodiment of the invention has the following advantages:
1. through the arrangement of the sampling assembly and the position display assembly, compared with the prior art, when liquid is sampled in a low-light-level environment, a detector can hold the cup body by hand, the downward bottom of the cup body is not in the liquid to be sampled, the extension end of the electric telescopic machine is started to retract, the rack moves rightwards along with the cup body and is meshed with the driven teeth for transmission, the clamping plate is driven to rotate and slide open with the clamping groove, the sample liquid enters the cup body, the clamping plate rotates to push the sliding column and the sliding block to slide rightwards along the sliding groove, the clamping plate is attached to the inner part of the lower wall of the cup body, the sample liquid is contacted with the outer barrel, the dead area of the outer barrel and the inner core is changed due to the change of the contact area, the capacitance is changed and is converted into a numerical value to be displayed on the display panel, the sampled liquid level can be visually obtained, the liquid sample can be conveniently sampled and displayed in the low-light-level environment, and the liquid sample data received by the display panel can be transmitted to the display screen of external AI video monitoring equipment in real time through the signal emitter The screen is displayed, so that the sampling safety and the sample cleanness are ensured, and the accuracy of a sample detection result is ensured;
2. according to the invention, through the matching of the sealing component and the sampling component, compared with the prior art, the left wall of the clamping plate can be bonded with the solid sampling adhesive cloth, so that the left wall of the cup body is contacted with the solid sample, the extension end of the electric telescopic machine is started to retract, the clamping plate rotates to push the sliding column and the sliding block to slide rightwards along the sliding groove, so that the clamping plate drives the solid sample to be attached to the inner part of the lower wall of the cup body, the solid sample can be detected by inverting the cup body, the cup body can be opened or sealed by manually turning the switch plate, the gas sample can be conveniently collected, and the sampling device can be used for sampling solid, liquid and gas, and is strong in applicability, simple to operate, time-saving and labor-saving.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a sectional view of a bottom structure of a cup body according to the present invention;
FIG. 2 is an enlarged view of the structure of area A of FIG. 1 according to the present invention;
FIG. 3 is a sectional view showing the upper structure of the cup body according to the present invention;
FIG. 4 is a schematic view of the matching structure of the outer cylinder and the inner core according to the present invention;
FIG. 5 is a structural sectional view of the upper left corner of the cup body in accordance with the present invention;
FIG. 6 is a schematic view of a bending plate structure according to the present invention;
FIG. 7 is an enlarged view of the structure of the area B in FIG. 5 according to the present invention.
In the figure: 1. a cup body; 2. an electric telescopic machine; 3. a rack; 4. a right-angle guide rail; 5. a chute; 6. a traveler; 7. positioning pins; 8. a slider; 9. a strut; 10. a driven tooth; 11. connecting plates; 12. a card slot; 13. clamping a plate; 14. a sampling assembly; 15. an outer cylinder; 16. an inner core; 17. a display panel; 18. mounting a plate; 19. a vertical plate; 20. a transverse plate; 21. a drive plate; 22. a bayonet lock; 23. a tension spring; 24. a reference column; 25. a short plate; 26. bending the plate; 27. a switch plate; 28. a buffer plate; 29. a seal assembly; 30. and a display component.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to the attached drawings 1-4 of the specification, the visual sampling detection device based on the AI video technology for the industrial low-light-level environment of the embodiment comprises a cup body 1, wherein a sampling assembly 14 is installed in the lower part of the cup body 1, a position display assembly 30 is installed in the right part of the cup body 1, and a sealing assembly 29 is installed in the upper left part of the cup body 1;
the sampling assembly 14 comprises an electric telescopic machine 2, a rack 3 is fixedly connected to an extending end of the electric telescopic machine 2, a right-angle guide rail 4 is fixedly connected to the left lower portion in the rear wall of the cup body 1, a sliding groove 5 is formed in the right-angle guide rail 4, a sliding column 6 and a sliding block 8 are respectively connected to the upper portion and the lower portion of the sliding groove 5 in a sliding mode, a positioning pin 7 is fixedly connected to the front face of the sliding block 8, a supporting rod 9 is rotatably sleeved between the positioning pin 7 and the outer wall of the sliding column 6, a driven tooth 10 is fixedly connected to the outer wall of the lower portion of the supporting rod 9, a connecting plate 11 is fixedly connected to the left wall of the supporting rod 9, and a clamping plate 13 is fixedly connected to the left wall of the connecting plate 11;
the position displaying component 30 comprises an outer barrel 15, an inner core 16 is fixedly connected to the inner wall of the outer barrel 15, and a display plate 17 is fixedly connected to the upper right corner of the cup body 1.
Further, the right end of the electric telescopic machine 2 is fixedly connected with the lower portion of the right wall of the cup body 1, and the cup body 1 provides a mounting point for the electric telescopic machine 2.
Furthermore, the lower wall of the driven tooth 10 is meshed with the upper wall of the rack 3, so that the motion of the rack 3 drives the driven tooth 10 to be meshed and transmitted.
Furthermore, a clamping groove 12 is formed in the lower portion of the left wall of the cup body 1, and the clamping groove 12 is connected with a clamping plate 13 in a sliding mode, so that the clamping plate 13 can control the opening and closing of the clamping groove 12, and collection and sealing of samples are facilitated.
Further, the outer cylinder 15 is fixedly connected to the right portion of the rear wall of the cup body 1, the outer cylinder 15 is a dielectric medium, the inner core 16 is a metal core wire, the display panel 17, the outer cylinder 15 and the inner core 16 are electrically connected, when sample liquid enters the cup body 1 and contacts the outer cylinder 15, the sample liquid is a conductive solution, the liquid level of the conductive solution changes, the area of the metal core wire facing the dielectric medium changes, the capacitance of the display panel 17 changes, and the capacitance is converted into a numerical value to visually display the liquid level height.
The implementation scenario is specifically as follows: when liquid can be sampled in a dim light environment, a detector can hold the cup body 1 by hands, the downward bottom of the cup body 1 is not in the liquid to be sampled, the extending end of the electric telescopic machine 2 is started to retract, the rack 3 moves rightwards along with the retracting end, and is meshed with the driven tooth 10 for transmission, the clamping plate 13 is driven to rotate and slide with the clamping groove 12 to be opened, the sample liquid enters the cup body 1, the clamping plate 13 rotates to push the sliding column 6 and the sliding block 8 to slide rightwards along the sliding groove 5, the clamping plate 13 is attached to the inner part of the lower wall of the cup body 1, the sample liquid is contacted with the outer barrel 15, the dead area of the outer barrel 15 and the inner core 16 is changed due to the change of the contact area, the capacitance is changed and is converted into a numerical value to be displayed on the display panel 17, the sampled liquid level height can be visually obtained, the liquid sample can be conveniently sampled and displayed in the dim light environment, the liquid sample data received by the display panel can be transmitted to a display screen of an external AI video monitoring device in real time through a signal emitter to be displayed, the security of having guaranteed the sampling and the cleanliness factor of sample, guaranteed the accuracy of sample testing result, ordinary sampling device among the prior art has specifically been solved to this embodiment, and the function still has the unicity, is difficult to showing the liquid level of sampling liquid under the shimmer environment, and passes through container top import collection liquid during the sampling, has increaseed the possibility of artifical and sample contact, easily causes the pollution to the sample, influences the problem of the accuracy of sample testing.
Referring to fig. 5-7 in the specification, in the embodiment of the visual sampling detection device based on the AI video technology in the low-light-level environment for the industry, the sealing assembly 29 includes an installation plate 18, a vertical plate 19 is fixedly connected to the inside of the upper portion of the left wall of the cup body 1, a transverse plate 20 is fixedly connected to the lower wall of the vertical plate 19, a transmission plate 21 is arranged on the lower wall of the installation plate 18, bayonet pins 22 are fixedly connected to the upper right portion of the transmission plate 21 and the left portion of the transverse plate 20, a tension spring 23 is elastically sleeved between the outer walls of the two bayonet pins 22, a reference column 24 is fixedly connected to the upper left portion and the middle portion of the rear wall of the transmission plate 21, the middle portion of the vertical plate 19 and the right portion of the transverse plate 20, and a switch plate 27 is fixedly connected to the right wall of the transmission plate 21 through a buffer plate 28.
Further, the mounting plate 18 is fixedly connected to the inside of the upper end of the left wall of the cup body 1 so as to be rotatably sealed or unsealed with the switch plate 27.
Furthermore, a short plate 25 is rotatably sleeved between the middle of the vertical plate 19 and the outer wall of the upper left reference column 24 at the rear wall of the driving plate 21, and a bending plate 26 is rotatably sleeved between the right of the horizontal plate 20 and the outer wall of the reference column 24 at the middle of the rear wall of the driving plate 21, so that the short plate 25 and the bending plate 26 support and limit the position of the driving plate 21 during movement.
Furthermore, sliding connection between switch board 27 and the right wall of mounting panel 18 and the right wall of cup 1 is convenient for when sliding seal between switch board 27 and the right wall of mounting panel 18 and the right wall of cup 1, control opening and closing of draw-in groove 12 is convenient for sample gas sample.
The implementation scenario is specifically as follows: through the matching of the sealing component 29 and the sampling component 14, solid sampling adhesive cloth can be bonded on the left wall of the clamping plate 13, so that the left wall of the cup body 1 is contacted with a solid sample, the extension end of the electric telescopic machine 2 is started to retract, the clamping plate 13 rotates to push the sliding column 6 and the sliding block 8 to slide rightwards along the sliding groove 5, the clamping plate 13 carries the solid sample to be attached to the inner part of the lower wall of the cup body 1, the cup body 1 can be inverted to detect the solid sample, the switch plate 27 is manually turned over, the top of the cup body 1 can be opened or sealed, and the gas sample can be conveniently collected, so that the sampling device can sample solid, liquid and gas, has strong applicability, is simple to operate, saves time and labor, and particularly solves the problems that the existing common sampling device in the prior art can only sample a sample in one body state, and different instruments are needed to be adopted when solid, liquid and gas are sampled, the operation process is complicated, time and labor are consumed, and the applicability is poor.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (7)
1. Visual sampling detection device under industrial shimmer environment based on AI video technique, including cup (1), its characterized in that: a sampling assembly (14) is installed in the lower part of the cup body (1), a position display assembly (30) is installed in the right part of the cup body (1), and a sealing assembly (29) is installed in the upper left part of the cup body (1);
the sampling assembly (14) comprises an electric telescopic machine (2), a rack (3) is fixedly connected to the extending end of the electric telescopic machine (2), a right-angle guide rail (4) is fixedly connected to the left lower portion in the rear wall of the cup body (1), a sliding chute (5) is formed in the right-angle guide rail (4), a sliding column (6) and a sliding block (8) are respectively connected to the upper portion and the lower portion of the sliding chute (5) in a sliding mode, a positioning pin (7) is fixedly connected to the front face of the sliding block (8), a supporting rod (9) is rotatably sleeved between the positioning pin (7) and the outer wall of the sliding column (6), a driven tooth (10) is fixedly connected to the outer wall of the lower portion of the supporting rod (9), a connecting plate (11) is fixedly connected to the left wall of the supporting rod (9), and a clamping plate (13) is fixedly connected to the left wall of the connecting plate (11);
the position displaying component (30) comprises an outer barrel (15), an inner core (16) is fixedly connected to the inner wall of the outer barrel (15), and a display plate (17) is fixedly connected to the upper right corner of the cup body (1);
the sealing assembly (29) comprises a mounting plate (18), a vertical plate (19) is fixedly connected in the upper portion of the left wall of the cup body (1), a transverse plate (20) is fixedly connected to the lower wall of the vertical plate (19), a transmission plate (21) is arranged on the lower wall of the mounting plate (18), bayonet locks (22) are fixedly connected to the upper right portion of the transmission plate (21) and the left portion of the transverse plate (20), a tension spring (23) is elastically sleeved between the outer walls of the two bayonet locks (22), a short plate (25) is rotatably sleeved between the upper left portion and the middle portion of the rear wall of the transmission plate (21), a reference column (24) is fixedly connected to the middle portion of the vertical plate (19) and the right portion of the transverse plate (20), a bending plate (26) is rotatably sleeved between the middle portion of the vertical plate (19) and the outer wall of the reference column (24) in the middle portion of the rear wall of the transmission plate (21), the right wall of the transmission plate (21) is fixedly connected with a switch plate (27) through a buffer plate (28).
2. The AI video technology-based visual sampling detection device in industrial low-light environments as claimed in claim 1, wherein: the right end of the electric telescopic machine (2) is fixedly connected with the lower part of the right wall of the cup body (1).
3. The AI video technology-based visual sampling detection device in industrial low-light environments as claimed in claim 1, wherein: the lower wall of the driven tooth (10) is meshed and connected with the upper wall of the rack (3).
4. The AI video technology-based visual sampling detection device in industrial low-light environments as claimed in claim 1, wherein: a clamping groove (12) is formed in the lower portion of the left wall of the cup body (1), and the clamping groove (12) is connected with a clamping plate (13) in a sliding mode.
5. The AI video technology-based visual sampling detection device in industrial low-light environments as claimed in claim 1, wherein: the outer cylinder (15) is fixedly connected to the right portion of the rear wall of the cup body (1), the outer cylinder (15) is a dielectric medium, the inner core (16) is a metal core wire, and the display panel (17), the outer cylinder (15) and the inner core (16) are electrically connected.
6. The AI video technology-based visual sampling detection device in industrial low-light environments as claimed in claim 1, wherein: the mounting plate (18) is fixedly connected in the upper end of the left wall of the cup body (1).
7. The AI video technology-based visual sampling detection device in industrial low-light environments as claimed in claim 1, wherein: the switch plate (27) is connected with the right wall of the mounting plate (18) and the right wall of the cup body (1) in a sliding way.
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| CN202110060295.1A CN112881082B (en) | 2021-01-18 | 2021-01-18 | Visual sampling detection device under industrial dim light environment based on AI video technology |
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| CN202110060295.1A CN112881082B (en) | 2021-01-18 | 2021-01-18 | Visual sampling detection device under industrial dim light environment based on AI video technology |
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