CN114973346B - Intelligent face recognition security system based on AI technology - Google Patents
Intelligent face recognition security system based on AI technology Download PDFInfo
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- CN114973346B CN114973346B CN202110218849.6A CN202110218849A CN114973346B CN 114973346 B CN114973346 B CN 114973346B CN 202110218849 A CN202110218849 A CN 202110218849A CN 114973346 B CN114973346 B CN 114973346B
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- 238000005516 engineering process Methods 0.000 title claims abstract description 20
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 238000013500 data storage Methods 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims description 22
- 238000007790 scraping Methods 0.000 claims description 13
- 239000000428 dust Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000012795 verification Methods 0.000 description 4
- 238000013473 artificial intelligence Methods 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses an intelligent face recognition security system based on an AI technology, which comprises a camera shooting unit used for acquiring face information, wherein the camera shooting unit is connected with a processor used for processing information, the processor is electrically connected with a comparison unit used for comparing photo information acquired by the camera shooting unit with prestored photo information, the output end of the processor is electrically connected with an alarm unit used for carrying out corresponding prompt according to a comparison structure, the processor is electrically connected with a memory used for carrying out data storage, and the processor is further electrically connected with an AI conversion unit used for converting the photo information acquired by the camera shooting unit into three-dimensional face information.
Description
Technical Field
The invention relates to the technical field of face recognition, in particular to an intelligent face recognition security system based on an AI technology.
Background
In recent years, artificial intelligence continues to be a hot topic for various industries. Along with the improvement of the social and economic development level of China, the application requirements of industries on the artificial intelligence technology in the ground are continuously expanding. The "face snapshot analysis system" is a typical representation of a video AI application. The system comprises an AI face snapshot camera at the front end and a professional-level face comparison server, wherein the face is grabbed from a video stream by means of an ultra-strong face algorithm and an AI analysis system and is compared with personnel information in a base, so that the personnel identity is rapidly identified, and an early warning prompt or a designated strategy is sent out. With the continuous refinement of algorithms, calculation power and data, the evolution of face recognition products is enabled to rapidly progress, the face recognition products are firstly landed in the public safety field, and then the face recognition products are comprehensively gushed into businesses and people in various technical applications and product forms such as face management and control, face verification and verification, face access control and the like.
As a physiological feature-based recognition technology in the field of biometric feature recognition, a face recognition technology is a technology of capturing a behavior image of a person through a terminal device having a camera, obtaining a face region from an original behavior image through a face detection algorithm, extracting features of the face by a feature extraction algorithm, and confirming an identity according to the features. The face recognition technology can realize rapid and effective automatic identity verification, and has strong self stability and individual variability due to the fact that biological characteristics are intrinsic properties of people, so the face recognition technology is the most ideal basis for identity verification.
Based on the above discussion, an intelligent face recognition security system based on AI technology is now provided.
Disclosure of Invention
The invention aims to provide an intelligent face recognition security system based on an AI technology, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the intelligent face recognition security system based on the AI technology comprises a camera shooting unit for acquiring face information, wherein the camera shooting unit is connected with a processor for processing information, the processor is electrically connected with a comparison unit for comparing photo information acquired by the camera shooting unit with pre-stored photo information, the output end of the processor is electrically connected with an alarm unit for carrying out corresponding prompt according to a comparison structure, the processor is electrically connected with a memory for carrying out data storage, and the processor is further electrically connected with an AI conversion unit for converting the photo information acquired by the camera shooting unit into three-dimensional face information;
the camera outside of camera unit has set up the protection subassembly.
As a further scheme of the invention: the protection component comprises a mounting plate for mounting the camera, the mounting plate lower extreme is equipped with a hemisphere transparent cover for covering the camera, the mounting plate top is equipped with the box, and the inside installation cavity that is equipped with of box, the mounting plate both ends are equipped with a rotation wheel through pivot and box inner wall fixed connection in the rotation respectively about two pivots, have set up a wiping pole between controlling two rotation wheels, wiping pole cooperatees with the transparent cover, the wiping pole inboard is equipped with the strip that is used for clear up the dust of transparent cover surface, the mounting plate upper end is equipped with and is used for driving rotation wheel pivoted rotary driving piece.
As a further scheme of the invention: the left end of the rotating shaft penetrates through the left side of the box body, and the surface of the rotating shaft is provided with a balancing weight opposite to the wiping rod in direction.
As a further scheme of the invention: the outer side of the box body is provided with a protective box for covering the balancing weight.
As a further scheme of the invention: the rotary driving piece is including setting up the rotation motor in the mounting panel upper end, the output of rotation motor is equipped with flexible fixed cover, flexible fixed cover end sliding fit has a flexible dead lever, the cross-section of flexible dead lever and flexible fixed cover inner chamber is oval, flexible dead lever outside rotates and is equipped with a bearing, the bearing outer lane is connected and is switched the output of catch bar, flexible dead lever tip is equipped with and rotates wheel matched with driving disk, driving disk both ends are equipped with the hypotenuse, the transmission cooperation of driving disk of being convenient for.
As a further scheme of the invention: the inside of the box body is also provided with a protection piece for forming protection air flow outside the transparent cover, the protection piece comprises a rotating ring which is rotatably arranged on the inner wall of the box body, the rotating ring comprises two concentric rings, a plurality of fan blades are distributed between the two concentric rings in an array manner, the inner wall of the inner concentric ring is provided with a transmission toothed ring corresponding to the driving disc, under the driving of the switching pushing rod, the telescopic fixing rod slides along the telescopic fixing sleeve, so that the driving disc is in abutting contact with the transmission toothed ring on the rotating ring, the rotating ring is driven to rotate, when the rotating ring rotates, the fan blades can generate downward blowing air flow, thereby forming protection air flow on the surface of the transparent cover, avoiding the attachment of the air flow on the transparent cover, and the lower end of the box body is provided with a guide ring plate for guiding the air flow, and the guide ring plate is used for enabling the air flow to flow along the surface of the wiping rod; the air inlet is arranged at the outer side of the box body, and an air inlet filter screen for filtering air is matched with the air inlet.
As still further aspects of the invention: the outside of the box body is provided with a cleaning component for cleaning impurities attached to the air inlet filter screen; the cleaning assembly comprises an outer side plate arranged on the outer side of the box body, a scraping rod is arranged on the outer side plate in a sliding mode, connecting rings at the upper ends of the scraping rods are arranged on the outer side of the box body and used for cleaning a cleaning brush of an air inlet filter screen, first magnetic blocks are arranged at the lower ends of the scraping rods, a plurality of positioning side plates corresponding to the outer side plate are arranged on the inner side of the box body, a guiding connecting rod is arranged on the positioning side plate in a sliding mode, a second magnetic block is arranged at the lower end of the guiding connecting rod, the second magnetic block is connected with the positioning side plate through a spring, the outer side plate is connected with the first magnetic block through a spring, the second magnetic block is attracted with the first magnetic block, the upper ends of the guiding connecting rods are connected and fixed with a lifting top plate, the lifting top plate is arranged in parallel to the inner top of the box body, and balls used for being in abutting contact with the inner wall of the box body are arranged on the surface of the scraping rod and used for reducing abrasion between components.
Compared with the prior art, the invention has the beneficial effects that: the invention is designed aiming at the existing needs, can acquire the face photo information, convert the face photo information into three-dimensional face information according to the needs, then carry out information prompt according to comparison, remove dust on the outer side of the camera, form air flow protection, and carry out hole cleaning treatment on the filter screen, thereby having strong practicability.
Drawings
Fig. 1 is a functional block diagram of the present invention.
Fig. 2 is a schematic structural view of the present invention.
FIG. 3 is a schematic view of the structure of the present invention.
Fig. 4 is a schematic view of the structure of the upper end of the mounting plate in the present invention.
Fig. 5 is a schematic structural view of a rotating ring in the present invention.
FIG. 6 is a schematic view of a cleaning assembly according to the present invention.
Wherein: the device comprises a mounting plate 11, a transparent cover 12, a wiping strip 13, a wiping rod 14, a guide ring plate 15, an air inlet filter screen 16, a mounting cavity 17, a box 18, a rotating motor 19, a telescopic fixed sleeve 20, a telescopic fixed rod 21, a driving disc 22, a rotating ring 23, fan blades 24, a protective box 25, a balancing weight 26, a rotating shaft 27, a rotating wheel 28, a switching pushing rod 29, a camera 30, a transmission toothed ring 31, a first magnetic block 32, a positioning side plate 34, a scraping rod 33, a guide connecting rod 35, a lifting top plate 36 and a second magnetic block 37.
Detailed Description
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, in an embodiment of the present invention, an intelligent face recognition security system based on AI technology includes a camera unit for acquiring face information, where the camera unit is connected to a processor for processing information, the processor is electrically connected to a comparing unit for comparing photo information acquired by the camera unit with pre-stored photo information, an output end of the processor is electrically connected to an alarm unit for performing corresponding prompt according to a comparing structure, the processor is electrically connected to a memory for performing data storage, and the processor is further electrically connected to an AI conversion unit for converting photo information acquired by the camera unit into three-dimensional face information;
in order to ensure that the shooting of the shooting unit is not interfered by dust, a protection component is arranged on the outer side of a camera of the shooting unit;
the protection component comprises a mounting plate 11 for mounting a camera 30, a hemispherical transparent cover 12 for covering the camera 30 is arranged at the lower end of the mounting plate 11, a box 18 is arranged above the mounting plate 11, a mounting cavity 17 is arranged inside the box 18, two ends of the mounting plate 11 are fixedly connected with the inner wall of the box 18 through rotating shafts 27, a rotating wheel 28 is respectively arranged on the left rotating shaft 27 and the right rotating shaft 27 in a rotating way, a wiping rod 14 is erected between the left rotating wheel 28 and the right rotating wheel 28, the wiping rod 14 is matched with the transparent cover 12, a wiping strip 13 for cleaning dust on the surface of the transparent cover 12 is arranged on the inner side of the wiping rod 14, a rotary driving piece for driving the rotating wheel 28 to rotate is arranged at the upper end of the mounting plate 11, and the rotating wheel 28 drives the wiping rod 14 to rotate under the action of the rotary driving piece, and the wiping rod 14 drives the wiping strip 13 to wipe the surface of the transparent cover 12, so that dust is wiped;
the left end of the rotating shaft 27 penetrates through the left side of the box body 18, a balancing weight 26 opposite to the direction of the wiping rod 14 is arranged on the surface of the rotating shaft 27, a protective box 25 for covering the balancing weight 26 is arranged on the outer side of the box body 18, and when no external force acts, the wiping rod 14 can rotate to the upper side of the mounting plate 11 under the action of the balancing weight 26, so that interference to shooting is avoided;
the rotary driving piece comprises a rotary motor 19 arranged at the upper end of the mounting plate 11, the output end of the rotary motor 19 is provided with a telescopic fixed sleeve 20, the tail end of the telescopic fixed sleeve 20 is slidably matched with a telescopic fixed rod 21, the cross sections of the inner cavities of the telescopic fixed rod 21 and the telescopic fixed sleeve 20 are elliptical, a bearing is rotationally arranged at the outer side of the telescopic fixed rod 21, the outer ring of the bearing is connected with the output end of a switching push rod 29, the end of the telescopic fixed rod 21 is provided with a driving disc 22 matched with a rotating wheel 28, the two ends of the driving disc 22 are provided with bevel edges, the telescopic fixed rod 21 and the telescopic fixed sleeve 20 drive the driving disc 22 to rotate under the driving of the rotary motor 19, and then the driving disc 22 is driven by the matching switching push rod 29 to abut against the rotating wheel 28 so as to drive the wiping rod 14 to rotate, and wiping is completed;
the inside of the box 18 is also provided with a protection piece for forming protection air flow outside the transparent cover 12, the protection piece comprises a rotating ring 23 rotatably arranged on the inner wall of the box 18, the rotating ring 23 comprises two concentric rings, a plurality of fan blades 24 are distributed between the two concentric rings in an array manner, the inner wall of the inner concentric ring is provided with a transmission toothed ring 31 corresponding to the driving disc 22, the telescopic fixed rod 21 slides along the telescopic fixed sleeve 20 under the driving of the switching push rod 29, so that the driving disc 22 is in abutting contact with the transmission toothed ring 31 on the rotating ring 23, the rotating ring 23 is driven to rotate, when the rotating ring 23 rotates, the fan blades 24 can generate downward blowing air flow, thereby forming protection air flow on the surface of the transparent cover 12, avoiding the air flow from adhering to the transparent cover 12, the lower end of the box 18 is provided with a guide ring plate 15 for guiding the air flow, and the guide ring plate 15 is used for wiping the air flow along the surface of the rod 14;
an air inlet is formed in the outer side of the box body 18, and an air inlet filter screen 16 for filtering air is matched with the air inlet;
as shown in fig. 6, a cleaning assembly for cleaning impurities attached to the air inlet filter screen 16 is arranged outside the box 18;
the cleaning assembly comprises an outer side plate arranged on the outer side of the box body 18, a scraping rod 33 is slidably arranged on the outer side plate, connecting rings at the upper ends of the scraping rods 33 are arranged on the outer side of the box body 18 and used for cleaning a cleaning brush of an air inlet filter screen 16, a first magnetic block 32 is arranged at the lower end of the scraping rod 33, a plurality of positioning side plates 34 corresponding to the estimated outer side plate are arranged on the inner side of the box body 18, a guide connecting rod 35 is slidably arranged on the positioning side plate 34, a second magnetic block 37 is arranged at the lower end of the guide connecting rod 35, the second magnetic block 37 is connected with the positioning side plate 34 through a spring, the outer side plate is connected with the first magnetic block 32 through a spring, the second magnetic block 37 and the first magnetic block 32 are mutually attracted, the upper ends of the guide connecting rods 35 are fixedly connected with a lifting top plate 36, and the lifting top plate 36 is arranged in parallel to the inner top of the box body 18;
when the wiping rod 14 rotates to the inside of the box 18, the top of the wiping rod 14 can generate extrusion force on the lifting top plate 36, so that the lifting top plate 36 is driven to move upwards, when the lifting top plate 36 moves upwards, the second magnetic block 37 can drive the first magnetic block 32 to move upwards together, and the scraping rod 33 can drive the cleaning brush to move upwards under the driving of the first magnetic block 32, so that dust on the surface of the air inlet filter screen 16 is cleaned, and the smoothness of air inlet can be ensured.
The working principle of the invention is as follows: when the photo information processing device is actually used, the face information is acquired through the camera unit, then the photo information is converted into a three-dimensional face through the AI unit, the acquired face information is compared with the pre-stored information through the comparison unit, and corresponding prompt information is sent out according to the comparison result;
in order to ensure the definition of shooting, under the action of the rotary driving piece, the rotary wheel 28 drives the wiping rod 14 to rotate, the wiping rod 14 drives the wiping strip 13 to wipe the surface of the transparent cover 12, so that dust wiping is completed, under the driving of the switching pushing rod 29, the telescopic fixing rod 21 slides along the telescopic fixing sleeve 20, so that the driving disc 22 is in pressing contact with the transmission toothed ring 31 on the rotary ring 23, the rotary ring 23 is driven to rotate, when the rotary ring 23 rotates, the fan blades 24 generate downward blowing air flow, so that protective air flow is formed on the surface of the transparent cover 12, the air flow is prevented from being attached to the transparent cover 12, when the wiping rod 14 rotates to the inside of the box 18, the top of the wiping rod 14 generates extrusion force on the lifting top plate 36, so that the lifting top plate 36 is driven to move upwards, when the lifting top plate 36 moves upwards, the second magnetic block 37 drives the first magnetic block 32 to move upwards together, and the scraping rod 33 drives the cleaning brush to move upwards under the driving of the first magnetic block 32, so that the cleaning operation is carried out on the dust on the surface of the air inlet filter screen 16, and thus the smooth air inlet degree can be ensured.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. The intelligent face recognition security system based on the AI technology comprises a camera unit for acquiring face information, and is characterized in that the camera unit is connected with a processor for processing information, the processor is electrically connected with a comparison unit for comparing photo information acquired by the camera unit with prestored photo information, the output end of the processor is electrically connected with an alarm unit for carrying out corresponding prompt according to a comparison structure, the processor is electrically connected with a memory for carrying out data storage, and the processor is further electrically connected with an AI conversion unit for converting the photo information acquired by the camera unit into three-dimensional face information; the outer side of the camera unit is provided with a protection component;
the protection assembly comprises a mounting plate (11) for mounting a camera (30), a hemispherical transparent cover (12) for covering the camera (30) is arranged at the lower end of the mounting plate (11), a box body (18) is arranged above the mounting plate (11), a mounting cavity (17) is arranged inside the box body (18), two ends of the mounting plate (11) are fixedly connected with the inner wall of the box body (18) through rotating shafts (27), a rotating wheel (28) is arranged on the left rotating shaft (27) and the right rotating shaft (27) in a rotating mode, a wiping rod (14) is erected between the left rotating wheel and the right rotating wheel (28), the wiping rod (14) is matched with the transparent cover (12), a wiping strip (13) for cleaning dust on the surface of the transparent cover (12) is arranged on the inner side of the wiping rod (14), and a rotating driving piece for driving the rotating wheel (28) to rotate is arranged at the upper end of the mounting plate (11).
The rotary driving piece comprises a rotary motor (19) arranged at the upper end of a mounting plate (11), a telescopic fixed sleeve (20) is arranged at the output end of the rotary motor (19), a telescopic fixed rod (21) is slidably matched with the tail end of the telescopic fixed sleeve (20), the cross sections of the inner cavities of the telescopic fixed rod (21) and the telescopic fixed sleeve (20) are elliptical, a bearing is rotationally arranged on the outer side of the telescopic fixed rod (21), the outer ring of the bearing is connected with the output end of a switching pushing rod (29), a driving disc (22) matched with a rotary wheel (28) is arranged at the end part of the telescopic fixed rod (21), and oblique edges are arranged at the two ends of the driving disc (22);
a protective piece for protecting air flow is arranged inside the box body (18) outside the transparent cover (12); the protection piece comprises a rotating ring (23) which is rotatably arranged on the inner wall of the box body (18), the rotating ring (23) comprises two concentric rings, a plurality of fan blades (24) are distributed between the two concentric rings in an array manner, the inner wall of the inner concentric ring is provided with a transmission toothed ring (31) corresponding to the driving disc (22), and when the rotating ring (23) rotates, the fan blades (24) can generate downward blowing air flow, so that protection air flow is formed on the surface of the transparent cover (12) and is prevented from being attached to the transparent cover (12); an air inlet is formed in the outer side of the box body (18), and an air inlet filter screen (16) for filtering air is matched with the air inlet;
a cleaning component for cleaning impurities attached to the air inlet filter screen (16) is arranged on the outer side of the box body (18); the cleaning assembly comprises an outer side plate arranged on the outer side of the box body (18), a scraping rod (33) is arranged on the outer side plate in a sliding mode, a plurality of scraping rods (33) are connected with one another in a connecting mode, the outer side of the box body (18) is used for cleaning a cleaning brush of an air inlet filter screen (16), a first magnetic block (32) is arranged at the lower end of the scraping rod (33), a plurality of positioning side plates (34) corresponding to the outer side plate are arranged on the inner side of the box body (18), a guiding connecting rod (35) is arranged on the positioning side plate (34) in a sliding mode, a second magnetic block (37) is arranged at the lower end of the guiding connecting rod (35), the second magnetic block (37) is connected with the positioning side plate (34) through a spring, the outer side plate is connected with the first magnetic block (32) through a spring, the second magnetic block (37) and the first magnetic block (32) in a mutual attraction mode, the upper ends of the guiding connecting rods (35) are connected and fixed with a lifting top plate (36), and the lifting top plate (6) is arranged in parallel to the inner top of the box body (18).
2. The AI technology-based intelligent face recognition security system of claim 1, wherein the left end of the rotating shaft (27) penetrates through the left side of the box body (18), and a balancing weight (26) opposite to the wiping rod (14) in direction is arranged on the surface of the rotating shaft (27).
3. The AI-technology-based intelligent face recognition security system according to claim 2, wherein a protective box (25) for covering the balancing weight (26) is arranged outside the box body (18).
4. The AI-technology-based intelligent face recognition security system of claim 1, wherein a guide ring plate (15) for guiding the air flow is arranged at the lower end of the box body (18), and the guide ring plate (15) is used for enabling the air flow to flow along the surface of the wiping rod (14).
5. The AI-technology-based intelligent face recognition security system of claim 1, wherein balls for pressing contact with the inner wall of the box body (18) are arranged on the surface of the wiping rod (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110218849.6A CN114973346B (en) | 2021-02-26 | 2021-02-26 | Intelligent face recognition security system based on AI technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110218849.6A CN114973346B (en) | 2021-02-26 | 2021-02-26 | Intelligent face recognition security system based on AI technology |
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| CN114973346A CN114973346A (en) | 2022-08-30 |
| CN114973346B true CN114973346B (en) | 2024-04-16 |
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| CN114973346A (en) | 2022-08-30 |
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