CN114979816B - Intelligent building intercom system - Google Patents
Intelligent building intercom system Download PDFInfo
- Publication number
- CN114979816B CN114979816B CN202110218963.9A CN202110218963A CN114979816B CN 114979816 B CN114979816 B CN 114979816B CN 202110218963 A CN202110218963 A CN 202110218963A CN 114979816 B CN114979816 B CN 114979816B
- Authority
- CN
- China
- Prior art keywords
- box body
- fingerprint identification
- identification block
- transmission belt
- wiping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 47
- 238000004659 sterilization and disinfection Methods 0.000 claims description 25
- 230000000694 effects Effects 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 4
- 230000000249 desinfective effect Effects 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 230000001954 sterilising effect Effects 0.000 description 7
- 206010011409 Cross infection Diseases 0.000 description 6
- 206010029803 Nosocomial infection Diseases 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
- H04Q5/24—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange for two-party-line systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/10—Ultra-violet radiation
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/30—Individual registration on entry or exit not involving the use of a pass
- G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
- G07C9/37—Individual registration on entry or exit not involving the use of a pass in combination with an identity check using biometric data, e.g. fingerprints, iris scans or voice recognition
Abstract
The invention discloses an intelligent building intercom system, which comprises a box body arranged on a wall surface, wherein a display frame is arranged on the surface of the box body, a manual identification block used for acquiring authentication information is matched with the display frame, the manual identification block comprises a keyboard area and a fingerprint identification block, a camera used for identifying face information is arranged on the surface of the box body, and a conversion part which is convenient for the installation of the keyboard area and the fingerprint identification block is arranged in the box body.
Description
Technical Field
The invention relates to the technical field of safety systems, in particular to an intelligent building intercom system.
Background
The intelligent access control indicates the forbidden authority of the door access door. The intelligent entrance guard safety management system is one modern safety management system, integrates microcomputer automatic identification technology and modern safety management measures, and relates to electronic, mechanical, optical, computer technology, communication technology, biotechnology and other new technologies. The method is an effective measure for realizing security management at the entrance and exit of an important department. The intelligent house is suitable for various confidential departments, such as banks, hotels, machine rooms, ordnance libraries, confidential rooms, offices, intelligent communities, factories and the like.
The existing building intercom system generally carries out biological feature recognition, the biological feature comprises fingerprint recognition and face recognition, the face recognition cannot cause cross infection, and some password input and fingerprint recognition can cause cross infection, and the building intercom system is especially aimed at the special condition of the current epidemic situation.
Based on the above, the dangerous seed provides an intelligent building intercom system.
Disclosure of Invention
The invention aims to provide an intelligent building intercom system 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 utility model provides an intelligent building intercom system, is including being used for installing the box on the wall, a display frame has been seted up to the box surface, display frame department cooperation is equipped with the manual recognition piece that is used for acquireing authentication information, and manual recognition piece includes keyboard district and fingerprint identification piece, the box surface is equipped with the camera that is used for discernment face information, the inside conversion part that is equipped with of box is convenient for keyboard district and fingerprint identification piece installation, conversion part is used for driving keyboard district and fingerprint identification piece and rotates in order to realize disinfection treatment, just so can in time disinfect treatment, avoids appearing cross infection.
As a further scheme of the invention: the conversion part comprises a transmission belt convenient for installation of a keyboard region and a fingerprint identification block, the upper end and the lower end of the transmission belt are respectively provided with a transmission roller, the middle position of the end part of each transmission roller is provided with a fixed rotating shaft, the fixed rotating shafts are rotationally connected with a bracket on the inner wall of a box body, at least one fixed rotating shaft is connected with the output end of a driving motor, the keyboard region and the fingerprint identification block are electrically connected with a processor inside the box body through a power assembly, a disinfection part matched with the surface of the transmission belt and used for disinfecting the keyboard region and the fingerprint identification block is further arranged on the box body, a triggering block is arranged on the inner wall of the transmission belt where the keyboard region and the fingerprint identification block are located, and the conversion part can be triggered to work when the keyboard region or the fingerprint identification block is pressed every time.
As a further scheme of the invention: the trigger block is a pressure sensor.
As a further scheme of the invention: the disinfection piece comprises a second positioning column connected with the box body, a disinfection plate parallel to the surface of the transmission belt is arranged on the second positioning column, a plurality of ultraviolet disinfection lamps are arranged on one side of the disinfection plate, which faces the transmission belt, and the disinfection treatment is carried out on the fingerprint identification block and the keyboard area which pass through the lower side of the disinfection plate through the ultraviolet disinfection lamps.
As a further scheme of the invention: the disinfection piece further comprises a first positioning column, a sliding groove hole is formed in the first positioning column, a wiping plate is slidably matched in the sliding groove hole, a poking rod arranged towards the inner wall of the box body is arranged at the lower end of the wiping plate, the poking rod is fixedly connected with the wiping plate through a reset spring, and a wiping strip used for wiping the fingerprint identification block and the keyboard area is detachably arranged on the wiping plate.
As a further scheme of the invention: the novel cleaning device is characterized in that a longitudinal pushing and wiping mechanism for driving the wiping strip to longitudinally wipe so as to improve the wiping effect is further arranged on the box body, the longitudinal pushing and wiping mechanism comprises a rotating column rotationally connected with the box body, a friction wheel is arranged at the upper end of the rotating column, the outer end of the friction wheel is in abutting contact with the edge of the conveying belt, a driving wheel is further arranged on the rotating column, a plurality of pushing protrusions are distributed on the outer side of the driving wheel in an array mode, and the pushing protrusions correspond to the position of the poking rod.
As a further scheme of the invention: the pushing protrusions are steel balls and are rotatably arranged on the outer sides of the driving wheels.
As a further scheme of the invention: the power assembly comprises a linear guide rail fixed on the inner wall of the box body, the linear guide rail is arranged in parallel with the transmission belt, a movable block is slidably matched on the linear guide rail, the section of the linear guide rail is of a T shape, a first wiring jack on the movable block is electrically connected with the processor through a data line, a second wiring jack on the movable block is electrically connected with a data interface on the side face of the transmission belt through a data line, a vertical rod is vertically arranged at the upper end of the movable block, a sliding sleeve is arranged on the vertical rod in a sliding sleeve mode, a side rod is rotatably arranged on the side face of the sliding sleeve, and the other end of the side rod is fixedly connected with the side face of the transmission belt.
As still further aspects of the invention: the distance between the conveying belt and the surface of the box body is larger than the thickness of the movable block.
Compared with the prior art, the invention has the beneficial effects that: the invention aims at the existing face recognition which needs to be designed and arranged, avoids direct contact, and simultaneously, the rotating component is arranged to make up the defect of manual operation, so that the operated keyboard area can be disinfected, and the practicability is strong.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the structure of the present invention.
Fig. 3 is a schematic view of the structure of the friction wheel and the conveyor belt of the present invention.
Fig. 4 is a schematic structural diagram of a power assembly according to the present invention.
Wherein: the portable electronic device comprises a box body 11, a display frame 12, a keyboard area 13, a fingerprint identification block 14, a conversion part 15, a transmission belt 16, a transmission roller 17, a data interface 18, a processor 19, a data line 20, a movable block 21, a linear guide 22, a vertical rod 23, a sliding sleeve 24, a bracket 25, a driving wheel 26, a friction wheel 27, a wiping plate 28, a first positioning column 29, a second positioning column 30, a sterilizing plate 31, a toggle rod 32, a rotating column 33 and a side rod 34.
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. 1-4, in an embodiment of the present invention, an intelligent building intercom system includes a box 11 for being mounted on a wall, a display frame 12 is provided on a surface of the box 11, a manual identification block for acquiring authentication information is cooperatively provided at the display frame 12, the manual identification block includes a keyboard area 13 and a fingerprint identification block 14, a camera for identifying face information is provided on a surface of the box 11, a conversion component 15 for facilitating installation of the keyboard area 13 and the fingerprint identification block 14 is provided inside the box 11, and the conversion component 15 is used for driving the keyboard area 13 and the fingerprint identification block 14 to rotate to implement disinfection treatment, so that timely disinfection treatment can be performed, and cross infection is avoided;
the conversion part 15 comprises a transmission belt 16 which is convenient for installing the keyboard region 13 and the fingerprint identification block 14, the upper end and the lower end of the transmission belt 16 are respectively provided with a transmission roller 17, the middle position of the end part of each transmission roller 17 is provided with a fixed rotating shaft, the fixed rotating shaft is rotationally connected with a bracket 25 on the inner wall of the box 11, at least one fixed rotating shaft is connected with the output end of a driving motor, the keyboard region 13 and the fingerprint identification block 14 are electrically connected with a processor 19 in the box 11 through a power assembly, the box 11 is also provided with a disinfection part which is matched with the surface of the transmission belt 16 and used for disinfecting the keyboard region 13 and the fingerprint identification block 14, the inner wall of the transmission belt 16 where the keyboard region 13 and the fingerprint identification block 14 are positioned is provided with a triggering block, and the triggering block is a pressure sensor, and can trigger the conversion part 15 to work when the keyboard region 13 or the fingerprint identification block 14 is pressed each time;
the sterilizing part comprises a second positioning column 30 connected with the box body 11, a sterilizing plate 31 which is arranged parallel to the surface of the transmission belt 16 is arranged on the second positioning column 30, a plurality of ultraviolet sterilizing lamps are arranged on one side of the sterilizing plate 31 facing the transmission belt 16, and the ultraviolet sterilizing lamps sterilize the fingerprint identification blocks 14 and the keyboard area 13 passing through the lower part of the sterilizing lamps, so that the problem of cross infection is avoided to a certain extent;
the disinfection piece further comprises a first positioning column 29, a sliding groove hole is formed in the first positioning column 29, a wiping plate 28 is slidably matched in the sliding groove hole, a poking rod 32 arranged towards the inner wall of the box body 11 is arranged at the lower end of the wiping plate 28, the poking rod 32 is fixedly connected with the wiping plate 28 through a reset spring, a wiping strip for wiping the fingerprint identification block 14 and the keyboard area 13 is detachably arranged on the wiping plate 28, and the disinfected keyboard area 13 and the fingerprint identification block 14 are further processed by the wiping strip in the process of circulating rotation of the conveying belt 16, so that the cleaning effect is effectively improved;
the box 11 is further provided with a longitudinal pushing and wiping mechanism for driving the wiping strip to longitudinally wipe so as to improve the wiping effect, the longitudinal pushing and wiping mechanism comprises a rotating column 33 rotationally connected with the box 11, the upper end of the rotating column 33 is provided with a friction wheel 27, the outer end of the friction wheel 27 is in pressing contact with the edge of the conveying belt 16, the rotating column 33 is further provided with a driving wheel 26, a plurality of pushing protrusions are distributed on the outer side of the driving wheel 26 in an array manner, the pushing protrusions correspond to the position of the stirring rod 32, when the conveying belt 16 rotates, the edge of the conveying belt 16 rubs with the friction wheel 27 so as to drive the rotating column 33 to rotate, the pushing protrusions on the outer side of the rotating column 33 can generate intermittent pushing force on the stirring rod 32, and the intermittent pushing force is matched with the reset spring so that the wiping plate 28 slides reciprocally along the first positioning column 29, and the wiping effect is further improved;
the power assembly comprises a linear guide rail 22 fixed on the inner wall of the box 11, the linear guide rail 22 is arranged in parallel with the transmission belt 16, a movable block 21 is slidably matched on the linear guide rail 22, the cross section of the linear guide rail 22 is T-shaped, a first wiring jack on the movable block 21 is electrically connected with the processor 19 through a data line 20, a second wiring jack on the movable block 21 is electrically connected with a data interface 18 on the side surface of the transmission belt 16 through a data line, a vertical rod 23 is vertically arranged at the upper end of the movable block 21, a sliding sleeve 24 is sleeved on the vertical rod 23 in a sliding manner, a side rod 34 is rotatably arranged on the side surface of the sliding sleeve 24, the other end of the side rod 34 is fixedly connected with the side surface of the transmission belt 16, the side rod 34 can carry the sliding sleeve 24 to move when the transmission belt 16 rotates, and the side rod 34 and the sliding sleeve 24 can relatively rotate when the transmission belt 16 turns, so that the movable block 21 can be driven to reciprocate along the linear guide rail 22, and data transmission is ensured when the transmission belt 16 rotates;
it should be noted that the distance between the conveyor belt 16 and the surface of the case 11 is greater than the thickness of the movable block 21;
the working principle of the invention is as follows: when in actual use, when a visitor stands in front of the device, the camera can acquire face information of the visitor, so as to provide basis for opening the access control, when no method is available for recognizing the face, the identity recognition is performed through the keyboard area 13 or the fingerprint recognition block 14, and when the identity recognition is performed through the finger operation keyboard area 13 or the fingerprint recognition block 14, the triggering block is triggered, so that the disinfection operation is performed;
the transmission roller 17 is driven to rotate through the driving motor, the transmission roller 17 drives the transmission belt 16 to rotate reciprocally, the transmission belt 16 rotates to carry the fingerprint identification block 14 and the keyboard area 13 to rotate together, the fingerprint identification block 14 and the keyboard area 13 passing through the lower side of the transmission belt are disinfected through the ultraviolet disinfection lamp, so that the problem of cross infection is avoided to a certain extent, the lower end of the wiping board 28 is provided with a poking rod 32 arranged towards the inner wall of the box 11, the poking rod 32 is fixedly connected with the wiping board 28 through a reset spring, the wiping board 28 is detachably provided with a wiping strip for wiping the fingerprint identification block 14 and the keyboard area 13, the wiping strip can further process the disinfected keyboard area 13 and the fingerprint identification block 14 in the circulating rotation process of the transmission belt 16, the cleaning effect is effectively improved, the edge of the transmission belt 16 is rubbed with a friction wheel 27 when the transmission belt 16 rotates, the driving rotation column 33 rotates, the pushing protrusions outside the rotating column 33 can generate intermittent pushing force on the poking rod 32, and the reset pushing force is matched with the reset spring, so that the wiping board 28 slides reciprocally along the first positioning column 29.
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 building intercom system comprises a box body (11) which is arranged on a wall surface, wherein a display frame (12) is arranged on the surface of the box body (11), and the intelligent building intercom system is characterized in that a manual identification block which is used for acquiring authentication information is matched with the display frame (12), the manual identification block comprises a keyboard area (13) and a fingerprint identification block (14), a camera which is used for identifying face information is arranged on the surface of the box body (11), a conversion part (15) which is convenient for installing the keyboard area (13) and the fingerprint identification block (14) is arranged inside the box body (11), and the conversion part (15) is used for driving the keyboard area (13) and the fingerprint identification block (14) to rotate so as to realize disinfection treatment;
the conversion part (15) comprises a transmission belt (16) which is convenient for installing a keyboard region (13) and a fingerprint identification block (14), the upper end and the lower end of the transmission belt (16) are respectively provided with a transmission roller (17), the middle position of the end part of each transmission roller (17) is provided with a fixed rotating shaft, the fixed rotating shafts are rotationally connected with a bracket (25) on the inner wall of the box body (11), at least one fixed rotating shaft is connected with the output end of a driving motor, the keyboard region (13) and the fingerprint identification block (14) are electrically connected with a processor (19) inside the box body (11) through an electric power component, the box body (11) is also provided with a disinfection part which is matched with the surface of the transmission belt (16) and used for disinfecting the keyboard region (13) and the fingerprint identification block (14), and a trigger block is arranged on the inner wall of the transmission belt (16) where the keyboard region (13) and the fingerprint identification block (14) are positioned, and the conversion part (15) can be triggered to work when the keyboard region (13) or the fingerprint identification block (14) is pressed each time;
the disinfection piece comprises a second positioning column (30) connected with the box body (11), a disinfection plate (31) which is arranged in parallel with the surface of the transmission belt (16) is arranged on the second positioning column (30), a plurality of ultraviolet disinfection lamps are arranged on one side of the disinfection plate (31) facing the transmission belt (16), and the fingerprint identification block (14) and the keyboard area (13) which pass through the lower part of the disinfection piece are disinfected by the ultraviolet disinfection lamps;
the disinfection piece further comprises a first positioning column (29), a chute hole is formed in the first positioning column (29), a wiping plate (28) is slidably matched in the chute hole, a poking rod (32) which faces to the inner wall of the box body (11) is arranged at the lower end of the wiping plate (28), the poking rod (32) is fixedly connected with the wiping plate (28) through a reset spring, and a wiping strip for wiping the fingerprint identification block (14) and the keyboard area (13) is detachably arranged on the wiping plate (28);
the novel cleaning device is characterized in that a longitudinal pushing and wiping mechanism for driving the wiping strip to longitudinally wipe so as to improve the wiping effect is further arranged on the box body (11), the longitudinal pushing and wiping mechanism comprises a rotating column (33) rotationally connected with the box body (11), a friction wheel (27) is arranged at the upper end of the rotating column (33), the outer end of the friction wheel (27) is in abutting contact with the edge of the conveying belt (16), a driving wheel (26) is further arranged on the rotating column (33), a plurality of pushing protrusions are distributed on the outer side of the driving wheel (26) in an array mode, and the pushing protrusions correspond to the position of the poking rod (32).
2. The intelligent building intercom system of claim 1 wherein said trigger block is a pressure sensor.
3. The intelligent building intercom system as in claim 1 wherein said push lobe is a steel ball and is rotatably disposed outside of a drive wheel (26).
4. The intelligent building intercom system as in claim 1, wherein the power assembly comprises a linear guide rail (22) fixed on the inner wall of the box body (11), the linear guide rail (22) and the transmission belt (16) are arranged in parallel, a movable block (21) is slidably matched on the linear guide rail (22), the cross section of the linear guide rail (22) is of a T shape, a first wiring jack on the movable block (21) is electrically connected with the processor (19) through a data line (20), a second wiring jack on the movable block (21) is electrically connected with a data interface (18) on the side surface of the transmission belt (16) through the data line, a vertical rod (23) is vertically arranged at the upper end of the movable block (21), a sliding sleeve (24) is slidably sleeved on the vertical rod (23), a side rod (34) is rotatably arranged on the side surface of the sliding sleeve (24), and the other end of the side rod (34) is fixedly connected with the side surface of the transmission belt (16).
5. The intelligent building intercom system as in claim 4 wherein said conveyor belt (16) is spaced from the surface of the enclosure (11) by a distance greater than the thickness of the movable block (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110218963.9A CN114979816B (en) | 2021-02-26 | 2021-02-26 | Intelligent building intercom system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110218963.9A CN114979816B (en) | 2021-02-26 | 2021-02-26 | Intelligent building intercom system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114979816A CN114979816A (en) | 2022-08-30 |
| CN114979816B true CN114979816B (en) | 2023-12-12 |
Family
ID=82973101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110218963.9A Active CN114979816B (en) | 2021-02-26 | 2021-02-26 | Intelligent building intercom system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114979816B (en) |
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| US20070101867A1 (en) * | 2005-11-08 | 2007-05-10 | Hunter Charles E | Air sterilization apparatus |
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| Publication number | Publication date |
|---|---|
| CN114979816A (en) | 2022-08-30 |
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