CN218861421U - Intelligent parking spot lock based on license plate recognition - Google Patents

Abstract

The utility model discloses an intelligent parking stall lock based on license plate discernment, including the thickening steel plate box that slides and sets up on two linear slide rails, rotate on thickening steel plate box and be provided with U type support, be equipped with photosensitive sensor module, camera module, first ultrasonic sensor module, gyroscope module, second ultrasonic sensor module on U type support respectively, inlay around camera module and be equipped with LED lamp module for the light filling at night; in addition, a microprocessor, a storage module, a voice module, a direct current motor module, a communication module, a power module and a lithium battery are arranged inside the thickened steel plate box, wherein the microprocessor is connected with each module, information and instruction interaction among the modules is completed, and the direct current motor module drives the U-shaped support to rotate so as to realize automatic lifting of the parking spot lock. Meanwhile, a solar light panel is embedded on the surface of the thickened steel plate box and is connected with the power module through a USB interface, so that the charging frequency of a vehicle owner to the parking spot lock is reduced.

Description

Intelligent parking spot lock based on license plate recognition

Technical Field

The utility model belongs to the technical field of the parking stall lock, concretely relates to is an intelligence parking stall lock based on license plate discernment.

Background

The existing traditional parking space lock for the ground parking space of the residential area is generally divided into three types, one type is a pure manual parking lock on the ground, the other type is a parking lock with a remote control function, and the other type is a parking space lock based on a Bluetooth module. To the pure manual parking lock on ground, because it is comparatively troublesome with the mode of locking to need the manual work to unblank, intelligent degree is low, can't satisfy present people's intellectuality, convenient life demand and life theory and gradually replaced by semi-automatization's remote control parking lock, but the problem that remote control parking lock faces still needs the car owner to carry out remote control according to the remote control, under the condition that the remote control is lost, the unable normal use of parking stall lock has caused some inconveniences. According to investigation, the Bluetooth parking spot lock in the market at present has the advantages of being accurate in judgment, low in installation environment requirement and the like, but has the problems of limited system functions, high later maintenance cost and low safety, and the intelligent parking spot lock based on license plate recognition has the advantages of being high in safety, strong in universality and high in expansibility. Therefore, it is necessary to develop an intelligent parking spot lock based on license plate recognition.

At present, in order to realize the automatic lifting of the parking spot lock, some related intelligent parking spot lock patents appear, such as an electronic parking spot lock device and a method based on license plate recognition of CN 111311926 A2, a novel parking spot lock with a license plate recognition function of CN 215564851 U2, a parking spot lock control circuit and a parking spot lock of CN 215252509 U2, and an intelligent parking spot lock system of CN 211699054 U2. In these patents, some realize the automatic rising of parking stall lock through peripheral hardware bluetooth device, some realize the automatic rising of parking stall lock based on computer vision, and some realize the rising of parking stall lock through the remote control. However, when some problems are solved, other problems exist, such as insufficient consideration of collision avoidance, no consideration of safety problems, no emergency measures, and incomplete product functions, and even though the camera can capture a picture to identify the license plate information, the condition that the license plate is shielded due to rain and snow weather is not fully considered, so that the license plate cannot be identified is not easily found. Although the car owner can accomplish through the remote control and just can remote control parking stall lock unblank without getting off, can't open the parking stall lock under the condition that the remote control is lost, cause certain inconvenience to the car owner. The situation that the car owner cannot use the parking space due to the fact that the battery of the parking space device is powered off is not solved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses be exactly for solving current parking stall lock can not the automatic rising, can't obtain the guarantee safely, no emergency measure, incomplete scheduling problem provide an intelligence parking stall lock based on license plate discernment.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: an intelligent parking space lock based on license plate recognition comprises two linear slide rails arranged on the ground in the middle of a parking space and a thickened steel plate box arranged on the thickened steel plate box in a sliding mode, wherein the bottom of the thickened steel plate box is provided with slide grooves corresponding to the two linear slide rails, a plurality of limiting screw holes are respectively formed in two sides of the thickened steel plate box, limiting bolts are respectively in threaded connection with the limiting screw holes to limit the relative sliding of the thickened steel plate box, when a car owner forgets to charge the parking space lock, the slide rails of the parking space lock are arranged to facilitate the car owner to disassemble a parking space device, the situation that the car owner cannot utilize the parking space when the parking space device is out of power is avoided, two ends of a U-shaped support are rotatably connected to the thickened steel plate box through a coupler, a gyroscope module, a first ultrasonic sensor module, a second ultrasonic sensor module and a camera module are respectively arranged on the U-shaped support, the first ultrasonic sensor module and the second ultrasonic sensor module are distributed on the front side and the rear side of the U-shaped support, the second ultrasonic sensor module is used for measuring the distance between the parking lock and a vehicle after the parking lock descends and further determining whether the vehicle leaves, the first ultrasonic sensor module is used for measuring the distance between the vehicle when the parking lock does not descend, the camera module is combined, a person who occupies or damages the parking lock is recorded, a certain guarantee effect is achieved on the safety of the parking lock, a power module, a microcontroller, a storage module, a lithium battery and a direct current motor module are respectively arranged in the thickened steel plate box, the microcontroller is connected with the modules through interfaces, information and instruction interaction among the modules is achieved, the lithium battery provides required power for the microcontroller and the other modules through the power module, and the storage module is used for storing license plate information uploaded by a vehicle owner corresponding to the parking lock, be convenient for with the license plate information of camera module collection, discernment is compared, the direct current motor module is through the drive U type support rotates and then realizes the automatic rising of parking stall lock. Certainly, a mature license plate recognition algorithm is embedded in the microcontroller, the license plate information is obtained by processing the picture captured by the camera module, the microcontroller compares the license plate information with the license plate information stored in the storage module, if the license plate information exists, the microcontroller sends a control signal to the direct current motor module, and the parking space lock is automatically descended by driving the U-shaped support to rotate; meanwhile, a control signal is sent to the voice module, and the welcome vehicle owner goes home. If not, then send control signal to voice module by microcontroller, in time remind the person who stops to leave, open first ultrasonic sensor module this moment, when measuring parking stall lock and vehicle distance and being less than threshold value D1, upload the picture that the camera module caught to the server storage, be convenient for the car owner can provide evidence and the loss of reimbursement for property or public security bureau according to license plate information. In addition, the gyroscope module is used for measuring an included angle between the parking space lock and the ground vertical direction, whether the vehicle is continuously stopped above the parking space lock is judged in real time through the combination of the included angle between the parking space lock and the ground vertical direction and distance data returned by the second ultrasonic sensor, if not, a control signal is sent to the voice module to prompt the owner to follow the wind all the way. Meanwhile, a timer is started to time, when the time exceeds a certain time threshold value T, a microcontroller sends a control signal to the direct current motor module, and then the parking space lock is automatically lifted through the U-shaped support.

As the further supplementary explanation of above-mentioned technical scheme the thickening steel sheet box is inside still install respectively with voice module, the communication module that microcontroller is connected, voice module includes speaker module and voice storage module, and it is used for amplifying sound and voice broadcast respectively, and the server process communication module and microcontroller wireless communication are connected, and the server passes through according to the information that car owner terminal equipment sent communication module with microcontroller interacts, in time updates car owner's information in the storage module. The system comprises a server, a vehicle owner, a parking space and a parking space, wherein the server is internally provided with a data processing module and a storage module for information interaction, the vehicle owner is connected with the data processing module in a wireless communication mode, and can check the information of vehicles which are damaged or occupy own parking spaces while autonomously uploading information of a certain number of vehicles which can be parked; in order to prevent the condition that the license plate is shielded and recognition is inaccurate due to weather such as rain, snow and the like, a vehicle owner can send a switch request at a mobile phone software end, the request is processed at a server, the server sends switch information to a control end of the parking lock through a communication module, and the control end of the parking lock carries out automatic lifting processing according to the switch request. The storage module on the server stores license plate information and picture information in a certain quantity authorized to be uploaded by a vehicle owner according to the equipment number of each microcontroller, and can assist in accurately controlling the lifting of the corresponding parking spot lock. When the phenomenon that the license plate cannot be identified due to shielding brought by rain and snow weather occurs, an automobile owner can send a switch instruction at a mobile phone program end, the server transmits the switch information to the microcontroller, and the microcontroller realizes automatic lifting processing of the license plate.

According to the technical scheme, a solar light panel is embedded on the top surface of the thickened steel plate box and connected with the power module through a USB interface, and the lithium battery is charged, so that the charging frequency of a vehicle owner to the parking spot lock is reduced.

As a further supplementary description of the above technical solution, a convex steel plate is fixedly connected to the U-shaped bracket, and is used for protecting the solar light plate from being squeezed by an external force after the parking lock is lowered.

As a further supplementary explanation of the above technical solution, a plurality of LED lamp modules connected to the microcontroller and a plurality of photosensor modules connected to the microcontroller are embedded on the U-shaped bracket, and the LED lamp modules are distributed around the camera module, wherein the photosensor modules are convenient for collecting the intensity of the ambient light and transmitting the luminosity information to the microcontroller, and further the microcontroller controls the LED light supplement lamp to realize the light supplement effect on the camera module in the dark environment.

As a further limitation and explanation of the above technical solution, a module cavity is provided at one end of the U-shaped bracket, a cover plate is mounted thereon by bolts, and the gyroscope module is placed in the module cavity.

As a further limitation and explanation of the above technical solution, a driving shaft is fixedly connected between the two couplers, a driven gear is mounted on the driving shaft, and a driving gear engaged with the driven gear is mounted on an output shaft of the dc motor module.

The air spring shock absorbers are respectively arranged on the front side surface and the rear side surface of the U-shaped support, and the air spring shock absorbers are arranged on the U-shaped support at equal intervals and used for reducing the impact of a vehicle on a parking space lock and the impact of all modules on the U-shaped support when the parking space lock falls down.

Compare with current public parking stall lock, the utility model discloses following beneficial effect has:

1. the utility model discloses an intelligence parking stall lock based on license plate discernment combines the server at microcontroller license plate recognition algorithm, through microcontroller control DC motor's rotation, and then realizes the automatic rising of parking stall lock, need not the car owner oneself and get off the unblanking that carries out the parking stall lock and close the lock operation, has greatly facilitated car owner's parking.

2. The utility model discloses a through addding air spring shock attenuation group, can effectively avoid striking the parking stall lock damage problem that leads to by a wide margin, simultaneously, can play certain guard action to inlaying parts such as first ultrasonic sensor module, second ultrasonic sensor module and camera module on U type support.

3. The utility model discloses a combine the car owner at cell-phone program end control parking stall lock, avoided the license plate because of sleet weather sheltered from the emergence that leads to discerning the inaccurate condition by mud, snow etc. damage or the indiscriminate vehicle information who accounts for the parking stall through the storage simultaneously, make things convenient for the car owner to chase back the loss, provide the guarantee.

4. The utility model discloses an owner's terminal equipment registers operation such as audit, license plate audit and takes place relevant information to the server, through communication module to storage module information modification operation by microcontroller, has improved the safety of parking stall lock and license plate information.

5. The utility model discloses a through setting up parking stall lock body into nimble state of dismantling, the preventable parking stall lock does not have the electricity and shuts down the unable condition of rational use in parking stall that causes.

6. The utility model discloses an intelligence parking stall lock is fit for the car owner that needs to manage own parking stall, has extensive usability.

Drawings

Fig. 1 is a schematic perspective view of an intelligent parking spot lock of the present invention;

FIG. 2 is a schematic view of the installation of the intelligent parking spot lock of the present invention;

FIG. 3 is a schematic structural view of the intelligent parking spot lock of the present invention;

fig. 4 is a schematic view of the driving connection of the intelligent parking spot lock of the present invention;

FIG. 5 is a schematic diagram of the module connection of the intelligent parking spot lock of the present invention;

fig. 6 is a lock ascending control flow chart of the intelligent parking spot lock of the utility model;

fig. 7 is the utility model discloses well intelligent parking stall lock's lock decline control flow chart.

In the figure: the device comprises a linear sliding rail 1, a thickened steel plate box 2, a sliding groove 3,U type support 4, a convex steel plate 5, a limiting screw hole 6, a limiting bolt 7, a solar light panel 8, a power supply module 9, a microcontroller 10, a storage module 11, a voice module 12, a communication module 13, a lithium battery 14, a direct current motor module 15, a driving gear 16, a coupler 17, a driving shaft 18, a driven gear 19, a module cavity 20, a cover plate 21, a gyroscope module 22, an air spring shock absorber 23, a first ultrasonic sensor module 24, a second ultrasonic sensor module 25, a camera module 26, a photosensitive sensor module 27 and an LED lamp module 28.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be implemented in many different ways than those herein described and one skilled in the art can do so without departing from the spirit and scope of the present invention, which is not limited to the specific implementations disclosed below.

Referring to fig. 1 to 5, an intelligent parking lock based on license plate recognition comprises two linear slide rails 1 installed on the ground in the middle of a parking space, sliding grooves 3 are formed at the bottom of a thickened steel plate box 2 corresponding to the two linear slide rails 1, a plurality of limiting screw holes 6 are respectively formed in two sides of the thickened steel plate box 2, limiting bolts 7 are respectively in threaded connection with the limiting screw holes to limit relative sliding of the thickened steel plate box 2, two ends of a U-shaped support 4 are rotatably connected to the thickened steel plate box 2 through couplers 17, a driving shaft 18 is fixedly connected between the two couplers 17, a driven gear 19 is installed on the driving shaft 18, a driving gear 16 meshed with the driven gear 19 is installed on an output shaft of a direct current motor module 15, a gyroscope module 22, a first ultrasonic sensor module 24, a second ultrasonic sensor module 25 and a head module camera 26 are respectively arranged on the U-shaped support 4, the first ultrasonic sensor module 24 and the second ultrasonic sensor module 25 are distributed on the front and back sides of the U-shaped support 4, a cover plate module 20 is arranged on one end of the U-shaped support 4, a lithium battery module 10 is installed in correspondence with a lithium battery module 10, a lithium battery module 11 and a lithium battery module 11 is installed on the microcontroller 11, a storage module 14 for storing information interaction between the parking space, and the lithium battery module, the lithium battery module 11, be convenient for with the license plate information of camera module 26 collection, discernment is compared, direct current motor module 15 is through the drive U type support 4 rotates and then realizes the automatic rising of parking stall lock.

Further, in above-mentioned embodiment, we are in inside still install respectively of thickening steel sheet box 2 with voice module 12, the communication module 13 that microcontroller 10 is connected, voice module 12 includes speaker module and voice storage module, and it is used for amplifying sound and voice broadcast respectively, and the server process communication module 13 and microcontroller 10 wireless communication are connected, and the server passes through according to the information that car owner terminal equipment sent communication module 13 with microcontroller 10 is mutual, in time updates car owner's information in the storage module 11.

Further, in the above embodiment, a solar light panel 8 is embedded on the top surface of the thickened steel plate box 2, the solar light panel 8 is connected with the power module 9 through a USB interface, and charges the lithium battery 14, so as to reduce the frequency of charging the parking lock by a vehicle owner.

Further, in the above embodiment, a plurality of LED lamp modules 28 connected to the microcontroller 10 and a photosensitive sensor module 27 connected to the microcontroller 10 are embedded in the U-shaped bracket 4, and the plurality of LED lamp modules 28 are distributed around the camera module 26 for supplementing light to the camera module at night.

Further, in the above embodiment, a convex steel plate 5 is fixedly connected to the U-shaped bracket 4, and is used for protecting the solar light panel 8 from being squeezed by external force after the parking lock descends.

Further, in the above embodiment, we install air spring damper group respectively on the front and back both sides face of U type support 4, air spring damper group is including the equidistance setting is in a plurality of air spring damper 23 on U type support 4, it is used for reducing the impact that the vehicle brought for the parking stall lock and when the parking stall lock falls down to the impact of all modules on U type support 4.

In order to facilitate the implementation process of the technical scheme to be better understood by those skilled in the art, the inventor makes further preferred embodiments based on the technical scheme.

Referring to fig. 1 to 5, the following is the working principle of whether the parking lock automatically ascends:

further, 6-axis gyroscope MPU6050 is adopted to the gyroscope module, when the gyroscope collected the angle that U type support and ground were less than the threshold value, triggers second ultrasonic sensor and measures its and the vehicle that parks distance, and microcontroller judges whether the vehicle leaves through this distance and initial threshold value D2's relation, after judging that the vehicle leaves, opens the time-recorder, leaves for the car owner safety and makes certain predetermineeing, prevents that the car owner from making a round trip to transfer the car and lead to the mistake to bump the parking stall lock. After the time of the timer exceeds a time threshold T, the microcontroller sends a control signal to a direct current motor module of the parking spot lock, the U-shaped bracket is driven to rotate by controlling the motor to rotate, and meanwhile, the first ultrasonic sensor and the camera module are recovered to work; otherwise, the parking space lock is kept in a descending state.

Preferably, the microcontroller can adopt products such as raspberry pi 4B, a microprocessor and the like.

Preferably, the license plate recognition algorithm adopts a U-Net model to position the license plate, then adopts a perspective transformation method to correct the license plate of the license plate with larger inclination or deformation, and finally adopts an improved CNN model to recognize the license plate of the license plate region, thereby basically realizing real-time and high-precision recognition.

Preferably, the solar light panel adopts a solar light panel with a USB (universal serial bus) socket. Preferably, the communication module adopts the WIFI module as the communication module, and also can adopt the GSM module as the communication module.

Preferably, the camera module is a raspberry wide-angle camera and is connected to the microcontroller through a DuPont wire.

Preferably, the number of the LED lamp modules is 4 by default.

Preferably, the motor driving module comprises a servo motor and a motor driving module, the driving gear is installed on an output shaft of the servo motor, the servo motor is connected to the motor driving module through a connecting wire, the motor driving module is connected to the expansion board through a DuPont wire, and the expansion board is connected to the microcontroller through a 40P wire, so that the expansion of the interface is realized.

Preferably, the server comprises a storage module and a data processing module, the storage module is used for storing information such as a car owner account number, a pre-stored license plate number, an equipment number and a picture captured by a camera, the application program is used for embodying the obtained information on software by the server, comparing newly obtained license plate information with the pre-stored license plate information, and if the license plate information is inconsistent, the newly obtained license plate information is timely transmitted back to the microcontroller.

The following is a description that the server combines the camera and the microcontroller to guarantee the safety and emergency measures of the parking spot lock:

furthermore, in order to ensure the safety, after the car owner rents and purchases the parking spot lock from the property, the administrator provides a verification code for the car owner to assist the car owner to successfully register an account number, the account number of the car owner is bound with an equipment ID number provided by the administrator, one account number corresponds to one equipment, and one-to-one interaction between the server and the microcontroller is realized through the equipment number. The vehicle owner can add, delete and change the license plate information by himself, a certain amount of license plate information can be stored in one parking space, and the administrator can check and manage the vehicle information after adding and modifying the vehicle information. In addition, the owner can check the license plate number of the owner who is damaged or disorderly occupies the own parking space, and the owner who is damaged the own parking space can be checked through the license plate number by the property or public security bureau, so that the trouble-causing person can be required to compensate the loss. The administrator has the authority of dominating the parking stall tool to lock, when emergent condition appears, for example when fire control, first aid etc. need commander district vacant parking stall temporarily, the administrator can dominate the parking stall lock to the mode that the server will dominate the information and send to car owner's cell-phone end through the SMS.

The following is an explanation that the server combines a camera and a microcontroller to realize automatic lifting of the parking spot lock:

further, a car owner uploads and modifies license plate information through a mobile phone Cheng Xuduan, after modification, a server updates information of a storage module corresponding to a parking lock through an equipment number, a camera module captures the environment in front of the parking lock, captured images are analyzed by a microcontroller, the microcontroller analyzes whether the license plate exists in the captured images and identifies the license plate through an embedded license plate identification algorithm, whether the license plate exists is judged according to the detected license plate result and by combining with the storage module, if yes, the microcontroller sends a control signal to a direct current motor, a U-shaped support is driven to descend through rotation of the direct current motor to achieve automatic descending of the parking lock, when a gyroscope detects that an angle between the parking lock and the ground in the vertical direction is larger than an angle threshold A, the microcontroller sends the control signal to close the camera module and a first ultrasonic sensor, opens a second ultrasonic sensor, whether a car leaves is judged by the microcontroller according to the distance measured by the second ultrasonic sensor, if the car leaves, the control signal is sent to the direct current motor, and the U-shaped support is driven to ascend through rotation of the direct current motor to achieve automatic ascending of the parking lock.

The specific operation implementation mode is as follows:

preferably, the distance threshold D1 may be set to 20cm.

Preferably, the distance threshold D2 may be set to 30cm.

Preferably, the angle threshold a may be set to 80 to 85 degrees.

Preferably, the time threshold T may be set to 20 seconds.

Preferably, the maximum measurement range of the first and second ultrasonic sensor modules is 400cm, the minimum measurement range is 3cm, and the resolution is 1cm.

Preferably, the parking space lock can store the license plate information of no more than 5 vehicles.

Preferably, the template of the voice module is xxx after the parking lock descends, and welcome to home.

Preferably, the template of the voice module is xxx and one way is downwind after the parking lock is lifted.

Preferably, the template of the voice module after the alarm mode is turned on is "this parking space does not belong to you, please leave".

The essential features and advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. The utility model provides an intelligence parking stall lock based on license plate discernment, is including installing two subaerial linear slide rail (1) in the middle of the parking stall and slide and set up thickening steel sheet box (2) above that the bottom of thickening steel sheet box (2) corresponds two linear slide rail (1) is provided with spout (3) a plurality of spacing screw (6) are seted up respectively to the both sides of thickening steel sheet box (2), and threaded connection has spacing bolt (7) restriction in it respectively the relative slip of thickening steel sheet box (2), the both ends of U type support (4) are passed through shaft coupling (17) and are rotated and be connected on thickening steel sheet box (2), its characterized in that: be equipped with gyroscope module (22), first ultrasonic sensor module (24), second ultrasonic sensor module (25), camera module (26) on U type support (4) respectively, first ultrasonic sensor module (24), second ultrasonic sensor module (25) distribute on both sides around U type support (4) thickening steel sheet box (2) inside installs power module (9), microcontroller (10), storage module (11), lithium cell (14), direct current motor module (15) respectively, microcontroller (10) are connected through the interface with each module to information and instruction interaction between each module, wherein lithium cell (14) provide required power for microcontroller (10) and other modules through power module (9), storage module (11) are used for the license plate information that the car owner that this parking stall lock corresponds uploaded, be convenient for with the license plate information of camera module (26) collection, discernment is compared, direct current motor module (15) are through the drive U type support (4) rotate and go forward and realize the automatic rising of parking stall lock.

2. The intelligent parking spot lock based on license plate recognition of claim 1, characterized in that: thickening steel sheet box (2) inside still install respectively with voice module (12), communication module (13) that microcontroller (10) is connected, voice module (12) include speaker module and voice storage module, and it is used for amplifying sound and voice broadcast respectively, and the server process communication module (13) are connected with microcontroller (10) wireless communication, and the server passes through according to the information that car owner terminal equipment sent communication module (13) with microcontroller (10) are mutual, and are in time updated car owner information in storage module (11).

3. The intelligent parking spot lock based on license plate recognition is as claimed in claim 1, characterized in that: the solar light panel (8) is embedded on the top surface of the thickened steel plate box (2), the solar light panel (8) is connected with the power module (9) through a USB interface and is right the lithium battery (14) is charged, and therefore the frequency of charging the parking space lock by a vehicle owner is reduced.

4. The intelligent parking spot lock based on license plate recognition is as claimed in claim 3, characterized in that: the U-shaped support (4) is fixedly connected with a convex steel plate (5) which is used for protecting the solar light plate (8) from being extruded by external force after the parking space lock descends.

5. The intelligent parking spot lock based on license plate recognition of claim 1, characterized in that: u type support (4) go up inlay be equipped with a plurality ofly with LED lamp module (28) that microcontroller (10) are connected and with photosensitive sensor module (27) that microcontroller (10) are connected, it is a plurality of LED lamp module (28) distribute around camera module (26), through photosensitive sensor module (27) gather ambient light ambient signal by microcontroller (10) control LED lamp module (28) are opened or are closed, are used for camera module (26) carry out the light filling.

6. The intelligent parking spot lock based on license plate recognition of claim 1, characterized in that: a module cavity (20) is arranged at one end of the U-shaped support (4), a cover plate (21) is mounted on the U-shaped support through bolts, and the gyroscope module (22) is placed in the module cavity (20).

7. The intelligent parking space lock based on license plate recognition of any one of claims 1 to 6, wherein: a driving shaft (18) is fixedly connected between the two couplers (17), a driven gear (19) is installed on the driving shaft (18), and a driving gear (16) meshed with the driven gear (19) is installed on an output shaft of the direct current motor module (15).

8. The intelligent parking spot lock based on license plate recognition of claim 7, characterized in that: install air spring damper group on the front and back both sides face of U type support (4) respectively, air spring damper group sets up including the equidistance a plurality of air spring dampers (23) on U type support (4), it is used for reducing the impact that the vehicle brought for the parking stall lock and right when the parking stall lock falls the impact of all modules on U type support (4).

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