CN111063195A - License plate recognition device and system - Google Patents
License plate recognition device and system Download PDFInfo
- Publication number
- CN111063195A CN111063195A CN201911133482.7A CN201911133482A CN111063195A CN 111063195 A CN111063195 A CN 111063195A CN 201911133482 A CN201911133482 A CN 201911133482A CN 111063195 A CN111063195 A CN 111063195A
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- module
- license plate
- fixedly connected
- plate
- light brightness
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
Abstract
The invention discloses a license plate recognition device and a license plate recognition system, which comprise a vertical stabilizing plate and a license plate management processor, wherein one side of the surface of the vertical stabilizing plate is fixedly connected with a rotating motor box, the bottom of the inner wall of the rotating motor box is fixedly connected with a rotating motor, one end of an output shaft of the rotating motor is fixedly connected with a swinging shaft through a coupler, and the surface of the rotating shaft is fixedly connected with a driven plate. This license plate recognition device and system for the device can drive the light filling lamp operation when driving the camera operation, great improvement the synchronism of device inner structure operation, and make things convenient for the device when opening the light filling lamp, can effectively blast the license plate, improved the reliability of device greatly, and through the setting of dash board, make the camera in the device in the rainy day during operation, can not receive rain at will and influence, improved the reliability when the device moves.
Description
Technical Field
The invention relates to the technical field of license plate recognition, in particular to a license plate recognition device and a license plate recognition system.
Background
The present license plate is commonly called license plate, also called vehicle number plate, and is a plate material respectively hung in front of and behind the vehicle, and the commonly used material is aluminum, iron sheet, plastic or paper, on which the registration number, registration area or other relevant information of the vehicle is marked. The license plate recognition technology requires that the license plate of the moving automobile can be extracted and recognized from a complex background, and the information of the license plate, the color and the like of the automobile can be recognized through the technologies of license plate extraction, image preprocessing, feature extraction, license plate character recognition and the like. The license plate recognition technology is combined with an electronic toll collection system to recognize vehicles, and automatic identification and automatic charging of the vehicle identity can be realized without stopping vehicles when passing through a road junction.
Traditional license plate recognition device often meets abominable operating condition at the during operation, and license plate recognition device under this kind of night and the state of dark weather, the recognition effect is not good, prolongs discernment time, in addition, if the car if berth at the position far away from the camera or nearer apart from the camera, often inconvenient camera is to the license plate take a picture and get a number.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a license plate recognition device and a license plate recognition system, which solve the problems that the license plate recognition device has poor recognition effect and prolongs the recognition time in the dark night and weather state, and in addition, if an automobile is parked at a position far away from or close to a camera, the camera is often inconvenient to take a picture of the license plate for obtaining the number.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a license plate recognition device and a license plate recognition system comprise a vertical stabilizing plate and a license plate management processor, wherein a rotating motor box is fixedly connected to one side of the surface of the vertical stabilizing plate, a rotating motor is fixedly connected to the bottom of the inner wall of the rotating motor box, a swinging shaft is fixedly connected to one end of an output shaft of the rotating motor through a shaft coupling, a rotating disk is fixedly connected to the surface of the swinging shaft, a supporting plate is fixedly connected to one side of the surface of the rotating disk, a connecting column is fixedly connected to the left side of the surface of the supporting plate, a connecting plate is sleeved on the surface of the connecting column, a rotating shaft is rotatably connected to the surface of the vertical stabilizing plate, a driven plate is fixedly connected to the surface of the rotating shaft, a placing plate is fixedly connected to the surface of the driven plate, a driven column, the top of backup pad fixedly connected with camera.
Preferably, the top fixedly connected with of camera hides the rain board, the material of hiding the rain board is the stainless steel.
Preferably, the surface of the placing plate is fixedly connected with a light supplement lamp, and the light supplement lamp is an LED lamp.
Preferably, the output end of the license plate management processor is connected with the input ends of the log printing module and the loudspeaker, the input end of the license plate management processor is connected with the output ends of the light sensor and the power supply module, and the license plate management processor is in bidirectional connection with the light brightness adjusting module, the device mechanical operation module and the distributed safety database.
Preferably, the light brightness adjusting module includes a light brightness calling module, a light brightness comparing module, a comparison value storing and transferring module, and a log record generating and storing module.
Preferably, the output end of the light brightness calling module is connected with the input end of the light brightness comparison module, the output end of the light brightness comparison module is connected with the input end of the comparison value storage and transfer module, the output end of the comparison value storage and transfer module is connected with the input end of the log record generation and storage module, and the light brightness comparison module is in bidirectional connection with the distributed security database.
Preferably, the log printing module comprises a log temporary registering module, a network printer selecting module and a fast printing module.
Preferably, the output end of the temporary log registering module is connected with the input end of the network printer selecting module, and the output end of the network printer selecting module is connected with the input end of the rapid printing module.
(III) advantageous effects
The invention provides a license plate recognition device and a license plate recognition system. Compared with the prior art, the method has the following beneficial effects:
(1) the license plate recognition device and the system thereof are characterized in that a rotating motor box is fixedly connected to one side of the surface of a vertical stabilizing plate, a rotating motor is fixedly connected to the bottom of the inner wall of the rotating motor box, one end of an output shaft of the rotating motor is fixedly connected with a swinging shaft through a coupler, the surface of the swinging shaft is fixedly connected with a rotating disk, one side of the surface of the rotating disk is fixedly connected with a supporting plate, a line brightness adjusting module comprises a light brightness calling module, a light brightness comparing module, a comparison value storing and transmitting module and a log record generating and storing module, the output end of the light brightness calling module is connected with the input end of the light brightness comparing module, the output end of the light brightness comparing module is connected with the input end of the comparison value storing and transmitting module, the output end of the comparison value storing and transmitting module is connected with the input, through the combined arrangement of the mechanical operation module, the light brightness calling module, the light brightness comparison module, the comparison value storage and transmission module and the log record generation and storage module of the device, the device can be electrified by the electronic system to scientifically judge the external light brightness, and can wake up the motor to work reasonably and properly in time, through the combined arrangement of the license plate management processor, the placing plate, the light supplement lamp, the light sensor and the power supply module, the device can be opened to increase the brightness when encountering severe weather in the work, the whole structure of the device is simple, the maintenance is easy, and through the combined arrangement of the rotating motor box, the rotating motor, the swinging shaft, the rotating disk, the supporting plate and the camera, the device can rotate by rotating the opening of the motor, so that the camera can be quickly adjusted to a proper position, and the device can be conveniently and quickly operated in a reaction mode.
(2) The license plate recognition device and the license plate recognition system are characterized in that a connecting column is fixedly connected to the left side of the surface of a supporting plate, a connecting plate is sleeved on the surface of the connecting column, a rotating shaft is rotatably connected to the surface of a vertical stabilizing plate, a driven plate is fixedly connected to the surface of the rotating shaft, a placing plate is fixedly connected to the surface of the driven plate, a driven column is fixedly connected to the left side of the surface of the placing plate, the other side of the surface of the connecting plate is movably connected with the surface of the driven column, a camera is fixedly connected to the top of the supporting plate, a rain shielding plate is fixedly connected to the top of the camera, a light supplementing lamp is fixedly connected to the surface of the placing plate, and the light supplementing lamp can be driven to operate by the joint arrangement of the connecting column, the connecting plate, the rotating shaft, the, and make things convenient for the device when opening the light filling lamp, can effectively brighten the license plate, improved the reliability of device greatly to through the setting of dash board, make the camera in the device when rainy day during operation, can not receive the rain at will and influence, improved the reliability when the device moves.
(3) This license plate recognition device and system, including the interim module of registering of log through the log print module, network printer selection module and quick print module, the output of the interim module of registering of log is connected with network printer selection module's input, network printer selection module's output is connected with quick print module's input, through the interim module of registering of log, network printer selection module and quick print module's joint setting, make the log when being printed, can effectually avoid because the great interrupt that leads to printing of data volume, and the staff can select to print work apart from the nearer printer of own physical distance, conveniently pick up the printing report, and the work efficiency is improved.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a sectional view showing a structure of a rotary motor according to the present invention;
FIG. 3 is a schematic block diagram of the system of the present invention;
FIG. 4 is a schematic block diagram of a system of a light intensity adjusting module according to the present invention;
FIG. 5 is a system schematic block diagram of the journal printing module of the present invention.
In the figure, 1, a vertical stabilizing plate; 2. a license plate management processor; 3. rotating the motor box; 4. rotating the motor; 5. a swing shaft; 6. rotating the disc; 7. connecting columns; 8. a connecting plate; 9. a rotating shaft; 10. a driven plate; 11. a driven column; 12. a support plate; 13. a camera; 14. a flashing; 15. placing the plate; 16. a light supplement lamp; 17. a log printing module; 171. a temporary log registering module; 172. a network printer selection module; 173. a fast printing module; 18. a loudspeaker; 19. a light sensor; 20. a power supply module; 21. a light brightness adjusting module; 211. a light brightness adjusting module; 212. a light brightness comparison module; 213. a comparison value saving and transmitting module; 214. a log record generation and storage module; 22. a device mechanical operation module; 23. a distributed security database.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention provides a technical solution: a license plate recognition device and a license plate recognition system comprise a vertical stabilizing plate 1 and a license plate management processor 2, wherein one side of the surface of the vertical stabilizing plate 1 is fixedly connected with a rotating motor box 3, the bottom of the inner wall of the rotating motor box 3 is fixedly connected with a rotating motor 4, one end of an output shaft of the rotating motor 4 is fixedly connected with a swinging shaft 5 through a coupler, the surface of the swinging shaft 5 is fixedly connected with a rotating disk 6, one side of the surface of the rotating disk 6 is fixedly connected with a supporting plate 12, the left side of the surface of the supporting plate 12 is fixedly connected with a connecting post 7, the surface of the connecting post 7 is sleeved with a connecting plate 8, the surface of the vertical stabilizing plate 1 is rotatably connected with a rotating shaft 9, the surface of the rotating shaft 9 is fixedly connected with a driven plate 10, the surface of the driven plate 10 is fixedly connected with a placing plate, the top of the supporting plate 12 is fixedly connected with a camera 13, the top of the camera 13 is fixedly connected with a rain shield 14, the rain shield 14 is made of stainless steel, the surface of the placing plate 15 is fixedly connected with a light supplement lamp 16, the light supplement lamp 16 is an LED lamp, the output end of the license plate management processor 2 is connected with the input ends of the log printing module 17 and the loudspeaker 18, the input end of the license plate management processor 2 is connected with the output ends of the light sensor 19 and the power module 20, the license plate management processor 2 is bidirectionally connected with the light brightness adjusting module 21, the device mechanical operation module 22 and the distributed safety database 23, the light brightness adjusting module 21 comprises a light brightness adjusting module 211, a light brightness comparing module 212, a comparison value storing and transmitting module 213 and a log record generating and storing module 214, the output end of the light brightness adjusting module 211 is connected with the input end of the light brightness comparing module 212, the output end of the light brightness comparison module 212 is connected with the input end of the comparison value storage and transmission module 213, the output end of the comparison value storage and transmission module 213 is connected with the input end of the log record generation and storage module 214, the combined arrangement of the log temporary registration module 171, the network printer selection module 172 and the fast printing module 173 can effectively avoid the interruption of printing caused by large data volume when the log is printed, and the worker can select a printer which is close to the physical distance to print, so as to conveniently pick up a printing report and improve the working efficiency, the light brightness comparison module 212 is bidirectionally connected with the distributed security database 23, the log printing module 17 comprises the log temporary registration module 171, the network printer selection module 172 and the fast printing module 173, and the connection column 7, the connection plate 8, the rotating shaft 9, the fast printing module 173 and the connection module, The combination of the driven disk 10, the driven column 11, the placing plate 15 and the light supplement lamp 16 can drive the light supplement lamp 16 to operate when the device drives the camera 13 to operate, thereby greatly improving the synchronism of the operation of the internal structure of the device, being convenient for the device to effectively brighten the license plate when the light supplement lamp 16 is turned on, greatly improving the reliability of the device, enabling the camera 13 in the device not to be influenced by rain at will when the device operates in rainy days by the arrangement of the rain shielding plate 14, improving the reliability of the device during operation, connecting the output end of the temporary log registering module 171 with the input end of the network printer selecting module 172, and enabling the device to be powered on by the subsystem to scientifically judge the external light brightness by the combination of the mechanical operation module 22, the light brightness adjusting module 211, the light brightness comparing module 212, the comparison value storing and transmitting module 213 and the log record generating and storing module 214, and can wake up the motor to work reasonably and properly in time, through the combination arrangement of the license plate management processor 2, the placing plate 15, the light supplement lamp 16, the light sensor 19 and the power module 20, the device can increase the brightness by turning on the light supplement lamp 16 when encountering severe weather during working, has simple integral structure and easy maintenance, and by the combined arrangement of the rotating motor case 3, the rotating motor 4, the swing shaft 5, the rotating disk 6, the support plate 12 and the camera 13, the device can be rotated by turning on the rotating motor 4, thereby quick adjustment camera 13 to suitable position makes things convenient for the device to react the operation fast, and the output of network printer selection module 172 is connected with the input of quick print module 173, and rotation motor 4 is step motor, can just reversing, and power module 20 is the adapter of commercial power and stand-by battery.
When the device is used, the power supply module 20 supplies power to the license plate management processor 2, the loudspeaker 18 and the light sensor 19 normally, when the light sensor 19 senses that the external brightness is low, the light brightness adjusting module 21 is adjusted, the light brightness adjusting module 211 of the specific light brightness adjusting module is obtained through the light brightness adjusting module 211, light is compared through the light brightness comparing module 212, the register value is stored through the comparison value storing and transmitting module 213, finally, the log is stored through the log recording and generating and storing module 214, the license plate management processor 2 calls the mechanical operation module 22 of the device, the rotating motor 4 in the rotating motor box 3 is further started, the swinging shaft 5 drives the supporting plate 12 on the surface of the rotating disc 6 to swing, meanwhile, the connecting plate 8 on the surface of the connecting column 7 drives the driven column 11 on the surface of the placing plate 15 to swing, meanwhile, the disc 10 rotates a certain angle around the rotating shaft 9, after the camera 13 on the surface of the supporting plate 12 is aligned with the automobile, the light supplementing lamp 16 is turned on, the license plate is brightened by the camera 13, the license plate is photographed and numbered, then the number is stored in the distributed security database 23, when the log needs to be printed in the checking work, the log to be printed is completely transferred to the same memory through the log temporary registering module 171, a proper printer is selected by a worker through the network printer selecting module 172, and finally the log is printed quickly through the quick printing module 173.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a license plate recognition device and system, includes vertical stabilizer plate (1) and license plate management treater (2), its characterized in that: the utility model discloses a motor of vertical stabilizer plate (1) surface, including vertical stabilizer plate (1) one side fixedly connected with rotating motor box (3), the bottom fixedly connected with of rotating motor box (3) inner wall rotates motor (4), shaft coupling fixedly connected with oscillating axle (5) are passed through to the one end of rotating motor (4) output shaft, the fixed surface of oscillating axle (5) is connected with rotary disk (6), one side fixedly connected with backup pad (12) on rotary disk (6) surface, the left side fixedly connected with spliced pole (7) on backup pad (12) surface, the surperficial cover of spliced pole (7) is equipped with connecting plate (8), the surface rotation of vertical stabilizer plate (1) is connected with rotation axis (9), the fixed surface of rotation axis (9) is connected with driven plate (10), the fixed surface of driven plate (10) is connected with places board (15), place the left side fixedly connected with driven post (11) on board, the other side of the surface of the connecting plate (8) is movably connected with the surface of the driven column (11), and the top of the supporting plate (12) is fixedly connected with a camera (13).
2. The license plate recognition device and system of claim 1, wherein: the top fixedly connected with of camera (13) hides flashing (14), the material of hiding flashing (14) is the stainless steel.
3. The license plate recognition device and system of claim 1, wherein: the surface of the placing plate (15) is fixedly connected with a light supplement lamp (16), and the light supplement lamp (16) is an LED lamp.
4. The license plate recognition device and system of claim 1, wherein: the output end of the license plate management processor (2) is connected with the input ends of the log printing module (17) and the loudspeaker (18), the input end of the license plate management processor (2) is connected with the output ends of the light sensor (19) and the power supply module (20), and the license plate management processor (2) is connected with the light brightness adjusting module (21), the device mechanical operation module (22) and the distributed safety database (23) in a two-way mode.
5. The license plate recognition device and system of claim 1, wherein: the light brightness adjusting module (21) comprises a light brightness calling module (211), a light brightness comparing module (212), a comparison value storing and transmitting module (213) and a log record generating and storing module (214).
6. The device and the system for recognizing the license plate of claim 5, wherein: the output end of the light brightness calling module (211) is connected with the input end of the light brightness comparing module (212), the output end of the light brightness comparing module (212) is connected with the input end of the comparison value storing and transferring module (213), the output end of the comparison value storing and transferring module (213) is connected with the input end of the log record generating and storing module (214), and the light brightness comparing module (212) is in bidirectional connection with the distributed security database (23).
7. The license plate recognition device and system of claim 1, wherein: the log printing module (17) comprises a log temporary registering module (171), a network printer selecting module (172) and a quick printing module (173).
8. The device and system for recognizing license plate of claim 7, wherein: the output end of the log temporary registering module (171) is connected with the input end of a network printer selecting module (172), and the output end of the network printer selecting module (172) is connected with the input end of a rapid printing module (173).
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| CN201911133482.7A CN111063195A (en) | 2019-11-19 | 2019-11-19 | License plate recognition device and system |
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| CN201911133482.7A CN111063195A (en) | 2019-11-19 | 2019-11-19 | License plate recognition device and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114900608A (en) * | 2022-04-29 | 2022-08-12 | 西安培华学院 | Camera linkage mechanical protection device for license plate recognition |
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