CN206946708U - Off line Vehicle License Plate Recognition System - Google Patents

Off line Vehicle License Plate Recognition System Download PDF

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Publication number
CN206946708U
CN206946708U CN201720816715.3U CN201720816715U CN206946708U CN 206946708 U CN206946708 U CN 206946708U CN 201720816715 U CN201720816715 U CN 201720816715U CN 206946708 U CN206946708 U CN 206946708U
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China
Prior art keywords
entrance
outlet
gateway
exit
license plate
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CN201720816715.3U
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Chinese (zh)
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王敬喜
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BEIJING ZHONGQUANQINGMAO TECHNOLOGY DEVELOPMENT Co Ltd
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BEIJING ZHONGQUANQINGMAO TECHNOLOGY DEVELOPMENT Co Ltd
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Abstract

The utility model discloses a kind of off line Vehicle License Plate Recognition System, including:Entry subsystem, go out interface subsystem and center subsystem;The access control device of the entry subsystem is connected with entrance electronic eye device, entrance gateway device, entrance vehicle detection apparatus and bar code printing device respectively;It is described go out interface subsystem exit port control device be connected respectively with exit electronic eye device, outlet gateway device, outlet vehicle detection apparatus, bar code scanner and the access control device;The center subsystem includes central controller, and the central controller is connected with access control device and exit port control device respectively.By the technical solution of the utility model, the efficiency of parking lot charging is substantially increased, realizes and exempts from parking charge management, while improve the stability and reliability of system under off-line state.

Description

Off line Vehicle License Plate Recognition System
Technical field
It the utility model is related to charging and adjust engineering device technique field, more particularly to a kind of off line Vehicle License Plate Recognition System.
Background technology
At present, as the quickening of China Modernization Process, each parking lot traffic flow increasingly increase, its daily security personnel and management Work also increasingly heavy, requirement more and more higher of the user to parking lot management, and past labor management mode has been not suitable with existing The needs of generationization development.In the prior art, the parking lot fee collection management system using smart card proposed according to above mentioned problem, root Two major classes are divided into according to the user using Parking:
First kind user is " fixed user ", is characterized in:There is fixed parking stall in parking lot, drive vehicles while passing 0 daily ~n times.In existing managing system of car parking, most of is that " fixed user " disengaging is stopped using " smart card (low coverage is release) " Parking lot is managed.That is, when user passes in and out parking lot every time, human pilot must be close to " card reader " and stop, and Closely (it is less than 1 meter) before " card reader " equipment and shows smart card, " card reader " is read card image, driving " restrictor bar " lifts, and realizes " clearance " operation.During vehicle is by gateway device, driver will complete a series of actions, such as: " deceleration ", " STOP ", " driving window ", " swiping the card ", " wait pin lift ", " drivings " etc., it is clear that though this is to complete discrepancy Management function but the low management method of efficiency.
Second class user is " casual user ", is characterized in:Such user no fixed parking stall in parking lot, if necessary Drive to pass in and out parking lot, realize provisional parking.This kind of user is when passing in and out parking lot, it is necessary to stop, receive registration management and Toll administration, less efficient, process is cumbersome.
When computer, controller or server are in offline off-line working state, or network breaks down and paralysed suddenly During paralysis, interim car in parking lot can not charging, the vehicle just entered can only stop by manual record, whole system be in paralysis or The state of semiparalysis.
Utility model content
At least one of regarding to the issue above, the utility model provides a kind of off line Vehicle License Plate Recognition System, using entering Mouth electronic eye device carries out Car license recognition, video capture to the vehicle for entering parking lot, and license board information is transferred into in-let dimple Device, then central controller is uploaded to, keeping records is carried out, while open entrance gateway device guide car enters;Stop Field outlet, Car license recognition, video capture are carried out to the vehicle rolled away from by exit electronic eye device, center subsystem is in online Judged during state by central controller, default fixed vehicle is let pass automatically.Under off-line state, pass through entrance control Device and exit port control device processed carry out comprehensive descision, and default fixed vehicle is let pass, and keeping records, for interim Vehicle, accounting management is carried out according to down time, realizes the disengaging monitoring and accounting management of vehicle.
To achieve the above object, the utility model provides a kind of off line Vehicle License Plate Recognition System, including:Entry subsystem, Go out interface subsystem and center subsystem;The entry subsystem includes entrance electronic eye device, entrance gateway device, entrance vehicle Detection means, bar code printing device and access control device, the access control device respectively with the entrance electronic eye device, The entrance gateway device, the entrance vehicle detection apparatus are connected with the bar code printing device;It is described go out interface subsystem bag Include a mouthful electronic eye device, outlet gateway device, outlet vehicle detection apparatus, bar code scanner and exit port control device, institute State exit port control device respectively with the exit electronic eye device, it is described outlet gateway device, it is described outlet vehicle detection apparatus, The bar code scanner is connected with the access control device;The center subsystem includes central controller, in described Heart control device is connected with the access control device and the exit port control device respectively.
In the above-mentioned technical solutions, it is preferable that the entrance electronic eye device includes entrance camera and entrance electronics is fast Door, the entrance camera and the entrance electronic shutter are all connected with the access control device, the exit electronic eye Device includes exit camera and exit electronic shutter, the exit camera and the exit electronic shutter all with the outlet Control device is connected.
In the above-mentioned technical solutions, it is preferable that the entrance electronic eye device also includes and the access control device phase Entrance flash unit even, the exit electronic eye device also include the outlet flash lamp being connected with the exit port control device Device.
In the above-mentioned technical solutions, it is preferable that the first Hall sensor is installed in the restrictor bar end of the entrance gateway device, The restrictor bar end of the outlet gateway device is installed by the second Hall sensor.
In the above-mentioned technical solutions, it is preferable that the entrance vehicle detection apparatus include entrance induction coil and first after Electrical equipment, the entrance induction coil are embedded in the predeterminated position on entrance ground, the entrance induction coil and first relay Device is connected, and first relay is connected with the entrance electronic eye device, and the outlet vehicle detection apparatus includes outlet Induction coil and the second relay, the outlet induction coil are embedded in the predeterminated position on outlet ground, the outlet line of induction Circle is connected with second relay, and second relay is connected with the exit electronic eye device.
In the above-mentioned technical solutions, it is preferable that also installation and the in-let dimple on the restrictor bar of the entrance gateway device The connected entrance induction coil of device, on the restrictor bar of the outlet gateway device also installation be connected with the exit port control device Export induction coil.
In the above-mentioned technical solutions, it is preferable that the access control device includes entry data memory module, the outlet Control device includes outlet data memory module, and the central controller includes centre data memory module.
In the above-mentioned technical solutions, it is preferable that above-mentioned off line Vehicle License Plate Recognition System also includes at least two display devices, institute State display device and be fixedly installed on the entrance gateway device respectively nearby and near the outlet gateway device, at least one institute State display device with the access control device to be connected, at least one display device is connected with the exit port control device.
In the above-mentioned technical solutions, it is preferable that above-mentioned off line Vehicle License Plate Recognition System also includes the first loudspeaker device and second Loudspeaker device, first loudspeaker device are connected with the access control device, and second loudspeaker device is controlled with the outlet Device processed is connected.
In the above-mentioned technical solutions, it is preferable that above-mentioned off line Vehicle License Plate Recognition System also includes data communication equipment, the number Include CAN fiber optical transceiver, CAN and corresponding CAN interface according to communicator, the CAN passes through institute State CAN interface by the entry subsystem, it is described go out interface subsystem be connected with the center subsystem.
Compared with prior art, the beneficial effects of the utility model are:By entrance electronic eye device into parking lot Vehicle carry out Car license recognition, video capture, license board information is transferred to access controller, then upload to central controller, Keeping records is carried out, while open entrance gateway device guide car enters;In EXIT, pass through exit electronic eye device Car license recognition, video capture are carried out to the vehicle rolled away from, center subsystem is entered when being in presence by central controller Row judges, default fixed vehicle is let pass automatically.Under off-line state, carried out by access control device and exit port control device Comprehensive descision, default fixed vehicle is let pass, and keeping records, for interim vehicle, counted according to down time Take management so that whole parking management process is automatically performed, and without personnel intervention, vehicle is constantly in transport condition, nothing It need to stop and swipe the card, realize the vehicles while passing monitoring and accounting management of automation, while ensure that off line Vehicle License Plate Recognition System exists The stability and reliability of system under off-line state.
Brief description of the drawings
Fig. 1 is the structural schematic block diagram of off line Vehicle License Plate Recognition System disclosed in a kind of embodiment of the utility model;
Fig. 2 is the structural representation of off line Vehicle License Plate Recognition System disclosed in a kind of embodiment of the utility model;
Fig. 3 is that the entrance of off line Vehicle License Plate Recognition System disclosed in a kind of embodiment of the utility model manages schematic flow sheet;
Fig. 4 is the export control schematic flow sheet of off line Vehicle License Plate Recognition System disclosed in a kind of embodiment of the utility model.
In figure, the corresponding relation between each component and reference is:
10. off line Vehicle License Plate Recognition System, 11. entrance electronic eye devices, 111. entrance cameras, 112. entrance electronics are fast Door, 113. entrance flash units, 12. entrance gateway devices, 121. restrictor bars, 122. first Hall sensors, 13. entrance vehicles Detection means, 131. entrance induction coils, 132. first relays, 14. bar code printing devices, 15. access control devices, 16. Display device, 171. first loudspeaker devices, 172. second loudspeaker devices, 21. central controllers, 31. exit electronic eye devices, 311. exit cameras, 312. exit electronic shutters, 313. outlet flash units, 32. outlet gateway devices, 322. second suddenly That sensor, 33. outlet vehicle detection apparatus, 331. outlet induction coils, 332. second relays, 34. bar code scanners, 35. exit port control device.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched The embodiment stated is part of the embodiment of the present utility model, rather than whole embodiments.Based on the reality in the utility model Apply example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all Belong to the scope of the utility model protection.
The utility model is described in further detail below in conjunction with the accompanying drawings:
As depicted in figs. 1 and 2, according to a kind of off line Vehicle License Plate Recognition System 10 provided by the utility model, including:Enter openning System, go out interface subsystem and center subsystem;Entry subsystem includes entrance electronic eye device 11, entrance gateway device 12, entered Mouthful vehicle detection apparatus 13, bar code printing device 14 and access control device 15, access control device 15 respectively with entrance electronics Eye device 11, entrance gateway device 12, entrance vehicle detection apparatus 13 are connected with bar code printing device 14;Going out interface subsystem includes Exit electronic eye device 31, outlet gateway device 32, outlet vehicle detection apparatus 33, bar code scanner 34 and control of export dress Put 35, exit port control device 35 respectively with exit electronic eye device 31, outlet gateway device 32, outlet vehicle detection apparatus 33, Bar code scanner 34 is connected with access control device 15;Center subsystem includes central controller 21, central controller 21 are connected with access control device 15 and exit port control device 35 respectively.
In the above-described embodiments, set up entry subsystem separately in off line Vehicle License Plate Recognition System 10, go out interface subsystem and middle center System, it is respectively arranged in entrance, outlet and the control room in parking lot.
Wherein, as shown in figure 3, when vehicle drives into Entrance, entrance vehicle detection apparatus 13 detects that vehicle arrives Come, the information that access control device 15 detects according to entrance vehicle detection apparatus 13 controls the collecting vehicle of entrance electronic eye device 11 Image information, processing is identified according to the image information collected in access control device 15, obtains the car plate letter of vehicle Breath.During if being driven into without the vehicle of car plate, parking identification bar code being printed by bar code printing device 14, treats that the vehicle rolls away from Parking identification bar code is scanned during parking lot and carries out charging.License board information is received or stopped after the completion of identification bar code printing, Access control device 15 sends instruction to the entrance gateway device 12 of entry subsystem, so as to which entrance gateway device 12 is lifted to car Let pass.Wherein, under center subsystem presence, the image information that collects, license board information, drive into the information such as time or The information of parking identification bar code is sent to the central controller 21 of center subsystem and stored, center subsystem off line from Under wire state, the image information that collects, license board information, drive into the information such as time or parking identification bar code information be sent into Stored in mouth control device 15.
Wherein, as shown in figure 4, when vehicle rolls parking lot away from, outlet vehicle detection apparatus 33 detects that vehicle arrives, and goes out The information that mouth control device 35 detects according to outlet vehicle detection apparatus 33 controls the collection vehicle of exit electronic eye device 31 Processing is identified according to the image information collected in image information, exit port control device 35, obtains the license board information of vehicle.Root According to the license board information of acquisition, under center subsystem presence, it is corresponding that the license board information is inquired about in central controller 21 Image information of vehicle when driving into parking lot, license board information, drive into the information such as time, calculate the down time of the vehicle, and According to charging regulation set in advance, the parking fee that the vehicle need to be paid is calculated.Under the offline off-line state of center subsystem, Image information, license board information when vehicle corresponding to the license board information drives into parking lot in obtaining access control device 15, sail The information such as the angle of incidence, the down time of the vehicle is calculated, and according to charging regulation set in advance, calculating the vehicle need to pay Parking fee.During if being rolled away from without the vehicle of car plate, bar code printing device 14 when vehicle drives into being shown by driver and is printed The parking identification bar code gone out, parking identification bar code is scanned by bar code scanner 34, obtains and is included in parking identification bar code The information for driving into the time, exit port control device 35 drives into temporal information and charging regulation set in advance according to this, calculates Go out this without the parking fee paid needed for car plate vehicle.After staff manually collects parking fee, exit port control device is controlled 35 send instruction to outlet gateway device 32, and outlet gateway device 32 is let pass to vehicle.
Specifically, access control device 15, exit port control device 35 and central controller 21 are that whole off line car plate is known The core of other system 10, it is whether stable to whole system to play vital effect.Access control device 15, outlet control Device 35 and central controller 21 processed include but is not limited to single-chip microcomputer, embedded controller, integrated circuit, PC, industry meter Calculation machine.Preferably, control device uses CAN chip, and memory module is configured with control device, and control device uses band multiple The CPU of bit function, System self-test and moment restarting when circuit is interfered or is abnormal.Wherein, CAN same chip Have from ring mode, when the information of transmission by can retransmit automatically after destroying, and all buses and its interface use in system Anti-lightning designs, and improves the operation stability and reliability of system.Wrapped in access control device 15, exit port control device 35 Clock module, data transmission module, receipts card device drive module, IC/ID card module for reading and writing interface, optically isolated serial communication is included to connect Mouth, gateway device driving interface, vehicle detection apparatus interface, power module etc..Wherein, clock module can pass through host computer adjustment Clock, data transmission module is connected by CAN fiber optical transceiver in 10 kilometer ranges with control device, in 0.1 second It is disposable to read required all data item, or instruction, data are sent out by control device.
Electronic eye device is standardized by camera photographic subjects vehicle to the car plate of the vehicle in the image of capture Processing, the license plate image in whole vehicle image most to car feature is extracted, by binaryzation, segmentation, enhancing, denoising The processing such as sound, the Chinese character on car plate, numeral and letter are extracted, the license plate number of character style is obtained, then believes character Breath, which is sent in control device, to be stored.Wherein, electronic eye device is stained to the accuracy of Recognition of License Plate Characters to car plate Degree dependence is higher, and electronic eye device is from vehicle detection apparatus trigger signal to the process for the recognition result for finally obtaining car plate In, from trigger signal be triggered to electronic eye device output license plate image time, and from control device receive license plate image to Export the time of the recognition result of characters on license plate.System need to possess the License Plate to the type such as civilian, police, military, People's Armed Police Carry out automatic identification, it is required identification character include Arabic numerals, English alphabet, province, city and region's Chinese character abbreviation, military license plate Chinese character, Number plate classification Chinese character, People's Armed Police's car plate word, Hongkong and Macro's car plate and embassy's vehicle license etc..
Specifically, off line Vehicle License Plate Recognition System 10 preferably by car be divided into four classes (hire a car interim car, the moon, Stored Value car, honored guest Car), and any self-defined car type can be extended according to concrete practice situation of the present utility model.Wherein:Interim car is for interim pool Car person uses, and can have a variety of charge methods, is specifically charged by which kind of charge method, by fee-collector according to Vehicle length, passenger-cargo class Type etc. determines;
The moon hires a car:Issued by keeper, used for the long-term person of parking.The long-term person of parking applies to purchase by related certificate to administrative office The moon hires a car, the time limit, after administrative office collects the charges, in record's information of vehicles deposit database;The long-term person of parking drives During to entrance, Vehicle License Plate Recognition System captures the image of vehicle and identifies license plate number automatically, compares, regards as with database data The moon hires a car, and the automatic record time simultaneously lets pass.When the long-term person of parking drives to appear on the scene, Vehicle License Plate Recognition System captures the image of vehicle automatically And license plate number is identified, railing is effectively automatically turned on afterwards with database data contrast judgement, and clearance vehicle appears on the scene;The moon hires a car expired Afterwards, administrative office can be arrived to pay dues extension;
State coach:Also referred to as free car, used for the people of special identity.The similar moon hires a car, and state coach is also to pass through the date To be limited.
Stored Value car:It is to judge validity according to the time is handled to be that the moon is hired a car with the difference that the moon hires a car, and Stored Value car is According to the remaining sum of its information of vehicles judge validity.Stored Value car is paid dues to administrative office by perfect instrument and filled when Sorry, your ticket has not enough value Value.
When vehicle drives to porch, the entrance electronic eye device 11 of off line Vehicle License Plate Recognition System 10 captures vehicle automatically Image simultaneously identifies license plate number, then draws class of vehicle by searching database, and makes a record, and railing rises automatically, faces When the person of parking drive to enter parking lot;It is automatic by the exit electronic eye device 31 of off line Vehicle License Plate Recognition System 10 at exit Capture vehicle image simultaneously compare type of vehicle with the database in control device, in this way state coach, Stored Value car, hire a car the moon then from Dynamic to let pass, the automatic storage information of control device, interim car in this way, system calculates Parking Fee automatically, and shows on the display apparatus Show that the person of parking should hand over parking fee (the car class such as charge is incorrect, and fee-collector can change car class, and Parking Fee also and then changes), receive Fei Yuan collects the charges, and opens railing, and clearance vehicle appears on the scene.
In the above embodiment, it is preferable that entrance electronic eye device 11 includes entrance camera 111 and entrance electronic shutter 112, entrance camera 111 and entrance electronic shutter 112 are all connected with access control device 15, and exit electronic eye device 31 wraps Exit camera 311 and exit electronic shutter 312 are included, exit camera 311 and exit electronic shutter 312 all fill with control of export 35 are put to be connected.
In this embodiment, entrance camera 111 and exit camera 311 use high definition ccd video camera, automatically analyze The brightness of video image, makes the image of acquisition higher discrimination can be obtained under various photoenvironments.Preferably, entrance electricity Sub- eye device 11 and exit electronic eye device 31 are disposed as closed waterproof construction, and carry temperature measurement and control instrument so that whole Individual system realizes all weather operations in Various Seasonal, reduces system totality cost, improves the stability and reliability of system.For The vehicle run at high speed, if the time for exposure of camera is relatively slow, the image for easily causing to obtain is fuzzy to be read, therefore sets Posting port electronic shutter 112 and exit electronic shutter 312, respectively correspondingly with access control device 15 and exit port control device 35 It is connected, for controlling the aperture time of camera collection image, so as to improve the definition to vehicle image of running at high speed, so as to Improve Car license recognition rate.
In the above embodiment, it is preferable that entrance electronic eye device 11 also includes entering with what access control device 15 was connected Mouth flash unit 113, exit electronic eye device 31 also include the outlet flash unit being connected with exit port control device 35 313。
In this embodiment, in order to improve the definition of license plate image under Low light intensity, inlet porting flash unit 113 are connected with entrance electronic eye device 11, set outlet flash unit 313 to be connected with exit electronic eye device 31, The process for obtaining image when intensity of illumination is low to electronic eye device carries out automatic light-supplementing.Entrance flash unit 113 and outlet are dodged The set-up mode of light lamp device 313 preferably casts oblique rays on light filling over the ground, avoids having an impact driver, while ensures night car The definition of board identification.Preferably, xenon lamp is selected as entrance flash unit 113 and the hair of outlet flash unit 313 Light part, than the brightness of common floodlight greatly enhance, and stable, caloric value is low, and energy consumption is relatively low.
In the above-described embodiments, the first Hall sensor 122, outlet are installed in the end of restrictor bar 121 of entrance gateway device 12 The end of restrictor bar 121 of gateway device 32 is installed by the second Hall sensor 322.
In this embodiment, the first Hall sensor 122 is set on entrance gateway device 12, exports and is set on gateway device 32 The second Hall sensor 322 is put, the first Hall sensor 122 or the second Hall sensor 322 produce sense when reaching specified location Induced current, so as to carry out Stroke Control, avoid abrasion and skew caused by contact work.
Wherein, the elevating function of entrance gateway device 12 and outlet gateway device 32 mainly includes:Hand push button can be made " liter ", " drop " and " stopping " operates;Wireless remote control can be made " to rise ", " drop ", " stopping " and " locking ", " unblock " behaviour to hand push button Make;Power failure automatic unlocking, it can be argued for the sake of arguing manually after power failure;With " Auto-Sensing Mode " for being easy to safeguard and debug;Vehicle inspection can be matched Device is surveyed, makes that there is " car falls lock automatically excessively " " anti-to pound car " or " rushing lock to argue for the sake of arguing automatically " function;Can match aim at road toll and The ceiling and passage two set up are to traffic lights;Optional to match somebody with somebody optically isolated line driver, the RS232-C for being articulated to control device is serial Communication interface.
In the above embodiment, it is preferable that entrance vehicle detection apparatus 13 includes the relay of entrance induction coil 131 and first Device 132, entrance induction coil 131 are embedded in the predeterminated position on entrance ground, the relay 132 of entrance induction coil 131 and first It is connected, the first relay 132 is connected with entrance electronic eye device 11, and outlet vehicle detection apparatus 33 includes outlet induction coil 331 and second relay 332, outlet induction coil 331 is embedded in the predeterminated position on outlet ground, outlet induction coil 331 with Second relay 332 is connected, and the second relay 332 is connected with exit electronic eye device 31.
In this embodiment, entrance vehicle detection apparatus 13 and outlet vehicle detection apparatus 33 are used to detect arriving for vehicle Come, wherein, entrance induction coil 131 is embedded in entrance below ground, and outlet induction coil 331 is embedded in outlet below ground, Entrance induction coil 131 and outlet induction coil 331 are all a parts for oscillating circuit, entrance induction coil 131 or go out mouthfeel Answer coil 331 and electric capacity to form oscillating circuit, when having a big metal object for example automobile passing through, draw because space medium changes The change (frequency of oscillation raises when having metal object) of frequency of oscillation is played, oscillator signal is transferred to by entrance vehicle detection apparatus 13 It is that proof has vehicle to drive into entrance during the first relay 132, the first relay 132 control entrance electronic eye device 11 gathers figure Picture, when oscillator signal is transferred to the second relay 332 by outlet vehicle detection apparatus 33, the second relay 332 control outlet electricity Sub- eye device 31 gathers image, when reducing the continuous firing of electronic eye device while collection image timely to vehicle is ensured Between, the service life of electronic eye device is improved, reduces energy consumption.
In the above embodiment, it is preferable that also installation and access control device 15 on the restrictor bar 121 of entrance gateway device 12 Connected entrance induction coil 131, export and also install to go out with what exit port control device 35 was connected on the restrictor bar 121 of gateway device 32 Mouth induction coil 331.
In this embodiment, entrance induction coil 131, taste are also equipped with the restrictor bar 121 of entrance gateway device 12 Coil 131 is answered to be connected with access control device 15, entrance induction coil 131 is preferably mounted at the lower surface of restrictor bar 121, works as restrictor bar During 121 push baffle, when vehicle still moves forward, the entrance induction coil 131 installed on restrictor bar 121 senses vehicle When below restrictor bar 121, oscillator signal is sent to access control device 15, so as to control restrictor bar 121 to stop pushing or controlling Restrictor bar 121 stops lifting after pushing, or control entrance electronic eye device 11 captures the information such as the car plate of vehicle.Export banister dress Put and be also equipped with exporting induction coil 331 on 32 restrictor bar 121, outlet induction coil 331 is connected with exit port control device 35, gone out Mouth induction coil 331 is preferably mounted at the lower surface of restrictor bar 121, and during restrictor bar 121 pushes baffle, vehicle is still to forward When sailing, when the outlet induction coil 331 installed on restrictor bar 121 senses that vehicle is below restrictor bar 121, oscillator signal is sent to Exit port control device 35, push or control restrictor bar 121 to stop lifting after pushing so as to control restrictor bar 121 to stop, or control out Mouth electronic eye device 31 captures the information such as the car plate of vehicle.Sensing of the induction coil to vehicle avoids the lock vehicle that liquidates and causes to damage Wound, while avoid and rush lock vehicle gateway device is damaged.After vehicle is by restrictor bar 121, control device is according to vibration The decrease of signal, judge that vehicle by restrictor bar 121, controls 121 times drop of pressures of restrictor bar, realize that car falls the function of lock automatically excessively.
In the above embodiment, it is preferable that access control device 15 includes entry data memory module, exit port control device 35 include outlet data memory module, and central controller 21 includes centre data memory module.
In this embodiment, access control device 15, exit port control device 35 and central controller 21 all include number According to memory module, for storing video that electronic eye device collects or image information, the license board information identified, vehicle are sailed The angle of incidence, roll the information such as time, down time away from.Wherein, access control device 15, exit port control device 35 are controlled at center and filled Put under 21 offline off-line states, can independently carry out the control such as electronic eye device, gateway device of entrance and exit, and By the shared information of exit port control device 35 and the data memory module of access control device 15, when determining the parking of vehicle Between, to calculate the Parking Fee of vehicle according to charging regulation set in advance.
In the above embodiment, it is preferable that above-mentioned off line Vehicle License Plate Recognition System 10 also includes at least two display devices 16, Display device 16 is fixedly installed on entrance gateway device 12 nearby and near outlet gateway device 32 respectively, at least one display dress Put 16 with access control device 15 to be connected, at least one display device 16 is connected with exit port control device 35.
In this embodiment, the display device 16 near entrance gateway device 12 and the phase of access control device 15 Even, the number-plate number detected for showing entrance electronic eye device 11, current time, or display the moon hire a car wait paid the fees consolidate Determine remaining effective down time of user, and remaining parking stall quantity or full position state in parking area, or " welcome light Face " etc. greeting.Display device 16 near outlet gateway device 32 is connected with exit port control device 35, for showing The number-plate number that exit electronic eye device 31 detects, current time or down time or the display moon such as are hired a car at the fixation of having paid the fees Remaining effective down time of term, and Parking Fee, or the greeting such as " welcome again ", " taking care ".
In the above embodiment, it is preferable that above-mentioned off line Vehicle License Plate Recognition System 10 also includes the first loudspeaker device 171 and the Two loudspeaker devices 172, the first loudspeaker device 171 are connected with access control device 15, and the second loudspeaker device 172 fills with control of export 35 are put to be connected.
In this embodiment, the first loudspeaker device 171 being connected with access control device 15 is used to pass through entrance in vehicle The greetings such as type of vehicle, the number-plate number or " welcome " are played during gateway device 12, are connected with exit port control device 35 Second loudspeaker device 172 be used for when vehicle is by exporting gateway device 32 play type of vehicle, the number-plate number, Parking Fee or Hire a car etc. the moon remaining effective down time of the fixed user that paid the fees, or the greeting such as " welcome again ".
In the above embodiment, it is preferable that above-mentioned off line Vehicle License Plate Recognition System 10 also includes data communication equipment, data are led to T unit includes CAN fiber optical transceiver, CAN and corresponding CAN interface, CAN and passes through CAN interface By entry subsystem, go out interface subsystem and be connected with center subsystem.
In this embodiment, off line Vehicle License Plate Recognition System 10 sets up communication network using the CAN of Phototube Coupling anti-lightning Network, even if interface is a lot, information transmission can meet with a response in several milliseconds, and real-time, flexibility and reliability are far above use The communication network information of RS485 inquiry modes work is actively sent, and transmission range is up to 10 kilometers.Preferably, using CAN Fiber optical transceiver, can build the Type Fibre-CAN Bus Network of high reliability merely with the existing computer network optical fiber of a core, every section Optical-fibre communications distance is up to 40KM, suitable for the extension of parking system field condition and system.
In the above-described embodiments, the connected mode between each device and module both can be that CAN connects, can also Other kinds of wired connection or wireless connection are arranged to, such as optical cable, WLAN, bluetooth, ZigBee, according to tool of the present utility model Body practice situation is specifically set.
Described above is embodiment of the present utility model, it is contemplated that parking lot fee collection management system efficiency in the prior art Technical problem low, process is cumbersome, the utility model proposes a kind of off line Vehicle License Plate Recognition System, using entrance electronic eye device Car license recognition is carried out to the vehicle for entering parking lot, license board information is transferred to access controller, then uploads to center control dress Put, carry out keeping records, while open entrance gateway device guide car enters;In EXIT, pass through exit electronic eye Device carries out Car license recognition to the vehicle rolled away from, and center subsystem is sentenced when being in presence by central controller It is disconnected, default fixed vehicle is let pass automatically.Under off-line state, integrated by access control device and exit port control device Judge, default fixed vehicle is let pass, and keeping records, for interim vehicle, charging pipe is carried out according to down time Reason, realizes the disengaging monitoring and accounting management of vehicle, substantially increases the efficiency of parking lot charging, realize and exempt from parking charge pipe Reason, while improve the stability and reliability of system under off-line state.
Preferred embodiment of the present utility model is these are only, is not limited to the utility model, for this area Technical staff for, the utility model can have various modifications and variations.It is all within the spirit and principles of the utility model, Any modification, equivalent substitution and improvements made etc., should be included within the scope of protection of the utility model.

Claims (10)

  1. A kind of 1. off line Vehicle License Plate Recognition System, it is characterised in that including:Entry subsystem, go out interface subsystem and center subsystem;
    The entry subsystem includes entrance electronic eye device, entrance gateway device, entrance vehicle detection apparatus, bar code printing dress Put and access control device, the access control device respectively with the entrance electronic eye device, the entrance gateway device, institute Entrance vehicle detection apparatus is stated with the bar code printing device to be connected;
    It is described go out interface subsystem include exit electronic eye device, outlet gateway device, outlet vehicle detection apparatus, bar code scan dress Put and exit port control device, the exit port control device respectively with the exit electronic eye device, the outlet gateway device, institute State outlet vehicle detection apparatus, the bar code scanner is connected with the access control device;
    The center subsystem includes central controller, the central controller respectively with the access control device and institute Exit port control device is stated to be connected.
  2. 2. off line Vehicle License Plate Recognition System according to claim 1, it is characterised in that the entrance electronic eye device include into Mouthful camera and entrance electronic shutter, the entrance camera and the entrance electronic shutter all with the access control device phase Connection, the exit electronic eye device include exit camera and exit electronic shutter, the exit camera and the outlet Electronic shutter is all connected with the exit port control device.
  3. 3. off line Vehicle License Plate Recognition System according to claim 2, it is characterised in that the entrance electronic eye device also includes The entrance flash unit being connected with the access control device, the exit electronic eye device also include and the control of export The connected outlet flash unit of device.
  4. 4. off line Vehicle License Plate Recognition System according to claim 1, it is characterised in that the restrictor bar end of the entrance gateway device The first Hall sensor is installed in portion, and the second Hall sensor is installed in the restrictor bar end of the outlet gateway device.
  5. 5. off line Vehicle License Plate Recognition System according to claim 4, it is characterised in that the entrance vehicle detection apparatus includes Entrance induction coil and the first relay, the entrance induction coil are embedded in the predeterminated position on entrance ground, the taste Coil is answered to be connected with first relay, first relay is connected with the entrance electronic eye device, the outlet Vehicle detection apparatus includes outlet induction coil and the second relay, and the outlet induction coil is embedded in the default of outlet ground Position, the outlet induction coil are connected with second relay, and second relay fills with the exit electronic eye Put connected.
  6. 6. off line Vehicle License Plate Recognition System according to claim 5, it is characterised in that on the restrictor bar of the entrance gateway device The entrance induction coil that is connected with the access control device is also installed, also installed on the restrictor bar for exporting gateway device and institute State the connected outlet induction coil of exit port control device.
  7. 7. off line Vehicle License Plate Recognition System according to claim 1, it is characterised in that the access control device includes entrance Data memory module, the exit port control device include outlet data memory module, and the central controller includes middle calculation According to memory module.
  8. 8. off line Vehicle License Plate Recognition System according to any one of claim 1 to 7, it is characterised in that also include at least two Individual display device, the display device is fixedly installed on the entrance gateway device respectively nearby and the outlet gateway device is attached Closely, at least one display device is connected with the access control device, at least one display device and the outlet Control device is connected.
  9. 9. off line Vehicle License Plate Recognition System according to claim 8, it is characterised in that also including the first loudspeaker device and second Loudspeaker device, first loudspeaker device are connected with the access control device, and second loudspeaker device is controlled with the outlet Device processed is connected.
  10. 10. off line Vehicle License Plate Recognition System according to claim 8, it is characterised in that described also including data communication equipment Data communication equipment includes CAN fiber optical transceiver, CAN and corresponding CAN interface, and the CAN passes through The CAN interface by the entry subsystem, it is described go out interface subsystem be connected with the center subsystem.
CN201720816715.3U 2017-07-07 2017-07-07 Off line Vehicle License Plate Recognition System Active CN206946708U (en)

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Application Number Priority Date Filing Date Title
CN201720816715.3U CN206946708U (en) 2017-07-07 2017-07-07 Off line Vehicle License Plate Recognition System

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720816715.3U CN206946708U (en) 2017-07-07 2017-07-07 Off line Vehicle License Plate Recognition System

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CN206946708U true CN206946708U (en) 2018-01-30

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CN201720816715.3U Active CN206946708U (en) 2017-07-07 2017-07-07 Off line Vehicle License Plate Recognition System

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108376429A (en) * 2018-02-02 2018-08-07 西安艾润物联网技术服务有限责任公司 Parking lot management method, parking lot management device and readable storage medium storing program for executing
CN108427326A (en) * 2018-02-14 2018-08-21 上海隧道工程有限公司 Native case motor vehicle automatic control method and its system
CN108765635A (en) * 2018-03-23 2018-11-06 西安艾润物联网技术服务有限责任公司 Management method, device, storage medium and the equipment of vehicle discrepancy scene
CN110288744A (en) * 2019-07-16 2019-09-27 江苏金恒信息科技股份有限公司 A kind of access control system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108376429A (en) * 2018-02-02 2018-08-07 西安艾润物联网技术服务有限责任公司 Parking lot management method, parking lot management device and readable storage medium storing program for executing
CN108427326A (en) * 2018-02-14 2018-08-21 上海隧道工程有限公司 Native case motor vehicle automatic control method and its system
CN108427326B (en) * 2018-02-14 2020-10-27 上海隧道工程有限公司 Automatic control method and system for soil box electric locomotive
CN108765635A (en) * 2018-03-23 2018-11-06 西安艾润物联网技术服务有限责任公司 Management method, device, storage medium and the equipment of vehicle discrepancy scene
CN110288744A (en) * 2019-07-16 2019-09-27 江苏金恒信息科技股份有限公司 A kind of access control system

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