CN214504609U - Intelligent parking license plate recognition device - Google Patents

Intelligent parking license plate recognition device Download PDF

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Publication number
CN214504609U
CN214504609U CN202120730764.1U CN202120730764U CN214504609U CN 214504609 U CN214504609 U CN 214504609U CN 202120730764 U CN202120730764 U CN 202120730764U CN 214504609 U CN214504609 U CN 214504609U
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Prior art keywords
license plate
module
plate recognition
camera
protection box
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CN202120730764.1U
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Chinese (zh)
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罗豪亮
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Shanghai Jiajiang Electromechanical Engineering Co ltd
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Shanghai Jiajiang Electromechanical Engineering Co ltd
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Abstract

The application relates to the field of parking license plate recognition equipment, especially, relate to intelligence parking license plate recognition device, including protection box, camera, the camera is installed on the protection box, be equipped with image acquisition module, license plate recognition module, control module, alarm module and power in the protection box, the camera is connected with image acquisition module electricity, license plate recognition module is connected with image acquisition module electricity, control module is connected with license plate recognition module electricity, alarm module is connected with control module electricity, camera, image acquisition module, license plate recognition module, control module and alarm module all connect the power. The method and the device have the effects of automatically identifying the license plate information and improving the operation efficiency of the parking lot.

Description

Intelligent parking license plate recognition device
Technical Field
The application relates to the technical field of parking license plate recognition equipment, in particular to an intelligent parking license plate recognition device.
Background
In modern parking lot management, various aspects of management are involved, wherein the management of vehicles is an important aspect, and it is required to identify and register various vehicles (including interior vehicles and exterior vehicles) entering and exiting a parking lot, and to manage and calculate parking time of the vehicles. In large-scale fields such as public cities and farms, a large number of vehicles come in and go out, but each vehicle is recorded manually.
Aiming at the related technologies, the inventor thinks that the parking lot still needs to manually record the license plate number and manually charge, and the defect of low intelligence exists.
SUMMERY OF THE UTILITY MODEL
In order to automatically identify license plate information and improve the operation efficiency of a parking lot, the application provides an intelligent parking license plate identification device.
The application provides an intelligence parking license plate recognition device adopts following technical scheme:
intelligent parking license plate recognition device, including protection box, camera, the camera is installed on the protection box, be equipped with image acquisition module, license plate recognition module, control module, alarm module and power in the protection box, the camera is connected with image acquisition module electricity, license plate recognition module is connected with image acquisition module electricity, control module is connected with license plate recognition module electricity, alarm module is connected with control module electricity, camera, image acquisition module, license plate recognition module, control module and alarm module all connect the power.
By adopting the technical scheme, the camera and the modules are arranged in the protection box to play a role in protection, so that the camera and the modules are not easy to age, the camera transmits image information to the image acquisition module after taking a license plate picture, the newly acquired license plate picture is compared with the picture information prestored in the database through the license plate recognition module, the alarm module is started through a comparison result, and the license plate recognition box has an effect of automatically recognizing license plate information.
Preferably, the camera is a CCD camera or a CMOS camera.
By adopting the technical scheme, the CCD camera and the CMOS camera are cameras commonly used in the network and monitoring field, and have the characteristic of high universality.
Preferably, the model number of the license plate recognition module is TMS320F28027PTT produced by TI company.
By adopting the technical scheme, the TMS320F28027PTT digital signal processor has extremely strong processing performance, high flexibility and programmability, simultaneously integrates very complete equipment and interfaces of audio, video, network communication and the like on the periphery, and is particularly suitable for the fields of network video monitoring and image processing.
Preferably, the control module adopts an ARM processor with model number STR 710F.
By adopting the technical scheme, the ARM processor is widely applied to embedded system design, and has the advantages of fixed instruction length, high execution efficiency, low cost and the like.
Preferably, the intelligent control system further comprises a wireless communication module, and the wireless communication module is electrically connected with the control module.
By adopting the technical scheme, the wireless communication module can wirelessly send the alarm information to the mobile terminal, so that a user of the mobile terminal can remotely receive the relevant information of vehicles entering and exiting the parking lot in real time.
Preferably, still include the light filling lamp, the same side that is equipped with the camera of protection box is located to the light filling lamp.
Through adopting above-mentioned technical scheme, the light filling lamp is the camera light filling, makes the shooting effect of camera better, has the effect of the quick record of being convenient for, discernment license plate.
Preferably, protection box below is equipped with stand and base, the stand is located on the base, the stand includes thick pole and thin pole, the thin pole outside is located to thick pole cover, thick pole is fixed in the base upper surface, thin pole and protection box lower surface are connected, the lateral wall of thin pole is equipped with a plurality of locating holes, the outer wall of thick pole is equipped with the adjusting screw that can pass and set for the locating hole.
Through adopting above-mentioned technical scheme, back of unscrewing adjusting screw out the locating hole, can thick pole relatively adjust the position of thin pole, twist adjusting screw and make it get into in the locating hole, can fix the relative position of thin pole, have the effect of conveniently adjusting the height of protection box.
Preferably, still include the charging device of punching the card, the charging device of punching the card includes the display screen that punches the card ware and be used for showing license plate number and toll fee, punch the card ware and the display screen is all installed in protection box front side, and all is connected with control module electricity.
By adopting the technical scheme, when the vehicle runs to the protective box, the driver can swipe the card to enter or pay the fee, and the related license plate number, the fee payment and other information are displayed on the display screen, so that the parking lot charging and parking fee payment system has the effects of facilitating the parking lot charging and the use of parking users.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the camera and each module are arranged in the protection box and play a role in protection, so that the camera and each module are not easy to age, after the camera shoots a license plate picture, the image information is transmitted to the image acquisition module, the newly acquired license plate picture is compared with picture information prestored in the database through the license plate recognition module, and the alarm module is started through a comparison result, so that the effect of automatically recognizing the license plate information is achieved;
2. the wireless communication module can wirelessly send the alarm information to the mobile terminal, so that a user of the mobile terminal can remotely receive the related information of vehicles entering and exiting the parking lot in real time;
3. after the adjusting screw is screwed out of the positioning hole, the position of the thin rod can be adjusted relative to the thick rod, the adjusting screw is screwed to enable the thin rod to enter the positioning hole, the relative position of the thin rod can be fixed, and the height of the protective box can be conveniently adjusted.
Drawings
Fig. 1 is a schematic overall structure diagram of an intelligent parking license plate recognition device according to an embodiment of the present application;
fig. 2 is a schematic connection diagram of modules in the embodiment of the present application.
Description of reference numerals: 1. a protective case; 2. a camera; 3. a light supplement lamp; 4. a display screen; 5. a card reader; 6. a base; 7. a column; 71. a thin rod; 72. a thick rod; 73. and adjusting the screw.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses intelligent parking license plate recognition device. Referring to fig. 1 and 2, intelligence parking license plate recognition device includes protection box 1, camera 2 that is used for shooing the vehicle license plate in business turn over parking area is installed towards one side of vehicle advancing direction to the lateral wall of protection box 1, be equipped with image acquisition module in the protection box 1, license plate recognition module, a control module, alarm module and power, image acquisition module is connected with camera 2 electricity, license plate recognition module is connected with image acquisition module electricity, control module is connected with license plate recognition module electricity, alarm module is connected with control module electricity, camera 2, image acquisition module, license plate recognition module, control module and alarm module all connect the power.
When a vehicle approaches the protective box 1, the camera 2 shoots a license plate, the shot license plate picture is transmitted to the image acquisition module, the license plate is identified through the license plate identification module, the obtained identification result is transmitted to the control module, the control module is also connected with a database, the database is used for prestoring the license plate number, the control module compares the license plate number identified by the license plate identification module with the license plate number in the database, if the identification result of the license plate identification module does not exist in the prestoring license plate number, the control module starts the alarm module to alarm, and the effect of automatically identifying the license plate is achieved.
In this embodiment, the adopted camera 2 is a CCD camera or a CMOS camera, both the CCD and the CMOS cameras are cameras commonly used in the network and monitoring fields, and the versatility is high in general installation and use.
In the embodiment, an image acquisition module with the model number of MT9V136 and a license plate recognition module with the model number of TMS320F28027PTT are adopted. The TMS320F28027PTT has strong processing performance, high flexibility and programmability, and meanwhile, the peripheral integrated with very complete equipment and interfaces for audio, video, network communication and the like, and can meet corresponding requirements when being used in the field of network video monitoring and image processing.
The control module adopts an ARM processor with model number STR 710F. The ARM processor is widely used for embedded system design and has the advantages of fixed instruction length, high execution efficiency, low cost and the like.
Besides the control alarm module, the control module is also electrically connected with a wireless communication module, and the wireless communication module can be a wifi module, a Bluetooth module or a 4G module and the like. In this embodiment, the control module is electrically connected to the wireless communication module and configured to compare a result identified by the license plate identification module with a license plate number pre-stored in the database, and if the result identified by the license plate identification module is not in the pre-stored license plate number, the control module starts the alarm module to perform sound-light alarm and wirelessly sends the alarm information to the mobile terminal, so that a user of the mobile terminal remotely receives relevant information of vehicles entering and exiting the parking lot in real time.
Referring to fig. 1, one side of the protective box 1 on which the camera 2 is arranged is also provided with a light supplement lamp 3, and the light supplement lamp 3 is arranged below the camera 2 and used for supplementing light for the camera 2. The light filling lamp 3 is connected with control module electricity, and when discerning the vehicle and arriving, control module control light filling lamp 3 is 2 light fillings of camera to be convenient for intelligent parking license plate recognition device discerns the license plate fast.
Referring to fig. 1, the protection box 1 is further provided with a card swiping charging device, the card swiping charging device comprises a card swiping device 5 and a display screen 4 used for displaying license plate numbers and charging fees, and the card swiping device 5 and the display screen 4 are both installed on the front side of the protection box 1 and are both electrically connected with the control module. When a vehicle drives into an entrance of a parking lot, the intelligent parking license plate recognition device is placed towards the vehicle, wherein one side, provided with the camera 2, of the protection box 1 is aligned with the front side of the vehicle, and one side, provided with the card swiping charging device, of the protection box 1 is arranged on one side of a driver seat close to the vehicle, so that when the vehicle drives to the protection box 1, a driver can swipe a card to enter or pay, and relevant license plate numbers, payment information and the like are displayed on the display screen 4.
Referring to fig. 1, a vertical column 7 and a base 6 are arranged below a protection box 1, the vertical column 7 is arranged on the base 6 along the vertical direction, the vertical column 7 comprises a thick rod 72 and a thin rod 71, the thick rod 72 is sleeved outside the thin rod 71, the thick rod 72 is fixed on the upper surface of the base 6, the thin rod 71 is connected with the lower surface of the protection box 1, a plurality of positioning holes are formed in the side wall of the thin rod 71, an adjusting screw 73 is connected to the outer wall of the thick rod 72 in a threaded manner, and the adjusting screw 73 can be arranged in the positioning holes in a penetrating manner. The operator can adjust the thin rod 71 relative to the thick rod 72, adjust the protection box 1 to the adapted height, fix the adjusting screw 73 in the corresponding positioning hole, and fix the thin rod 71, so that the protection box 1 is fixed to a certain height.
The implementation principle of the intelligent parking license plate recognition device in the embodiment of the application is as follows: when a vehicle drives into an entrance of a parking lot, the camera 2 shoots a license plate, the shot license plate picture is transmitted to the image acquisition module, the image acquisition module acquires license plate information and transmits the license plate information to the license plate recognition module, the license plate recognition module recognizes the license plate, the obtained recognition result is transmitted to the control module, the control module is further connected with a database, the database is used for prestoring the license plate number, the control module compares the license plate number recognized by the license plate recognition module with the license plate number in the database, if the result recognized by the license plate recognition module does not exist in the prestoring license plate number, the control module starts the alarm module to alarm, the license plate information is automatically recognized, and the operation efficiency of the parking lot is improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. Intelligence parking license plate recognition device, its characterized in that: the intelligent license plate protection device comprises a protection box (1) and a camera (2), wherein the camera (2) is installed on the protection box (1), an image acquisition module, a license plate recognition module, a control module, an alarm module and a power supply are arranged in the protection box (1), the camera (2) is electrically connected with the image acquisition module, the license plate recognition module is electrically connected with the image acquisition module, the control module is electrically connected with the license plate recognition module, the alarm module is electrically connected with the control module, and the camera (2), the image acquisition module, the license plate recognition module, the control module and the alarm module are all connected with the power supply;
protection box (1) below is equipped with stand (7) and base (6), on base (6) was located in stand (7), stand (7) are including thick pole (72) and thin pole (71), thin pole (71) outside is located to thick pole (72) cover, thick pole (72) are fixed in base (6) upper surface, thin pole (71) are connected with protection box (1) lower surface, the lateral wall of thin pole (71) is equipped with a plurality of locating holes, the outer wall of thick pole (72) is equipped with adjusting screw (73) that can pass and set for the locating hole.
2. The intelligent parking license plate recognition device of claim 1, wherein: the camera (2) is a CCD camera or a CMOS camera.
3. The intelligent parking license plate recognition device of claim 1, wherein: the model of the license plate recognition module is TMS320F28027PTT produced by TI company.
4. The intelligent parking license plate recognition device of claim 1, wherein: the control module adopts an ARM processor, and the model is STR 710F.
5. The intelligent parking license plate recognition device of claim 1, wherein: still include wireless communication module, wireless communication module is connected with the control module electricity, wireless communication module is wifi module, bluetooth module or 4G module.
6. The intelligent parking license plate recognition device of claim 1, wherein: still include light filling lamp (3), the same side that is equipped with camera (2) of protection box (1) is located in light filling lamp (3).
7. The intelligent parking license plate recognition device of claim 1, wherein: still including the charging device of punching the card, the charging device of punching the card is including punching the card ware (5) and display screen (4) that are used for showing license plate number and toll fee, punch the card ware (5) and display screen (4) and all install in protection box (1) front side, and all are connected with control module electricity.
CN202120730764.1U 2021-04-10 2021-04-10 Intelligent parking license plate recognition device Active CN214504609U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120730764.1U CN214504609U (en) 2021-04-10 2021-04-10 Intelligent parking license plate recognition device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120730764.1U CN214504609U (en) 2021-04-10 2021-04-10 Intelligent parking license plate recognition device

Publications (1)

Publication Number Publication Date
CN214504609U true CN214504609U (en) 2021-10-26

Family

ID=78202319

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120730764.1U Active CN214504609U (en) 2021-04-10 2021-04-10 Intelligent parking license plate recognition device

Country Status (1)

Country Link
CN (1) CN214504609U (en)

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