CN215814516U

CN215814516U - A recognition device for license plate number

Info

Publication number: CN215814516U
Application number: CN202121989460.3U
Authority: CN
Inventors: 张璞; 周明凡; 赵文军
Original assignee: Shandong Engineering Vocational and Technical University
Current assignee: Shandong Engineering Vocational and Technical University
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-11
Anticipated expiration: 2031-08-23

Abstract

The utility model belongs to the technical field of license plate recognition, and provides a recognition device for a license plate number, which comprises a main shell, wherein a self-lifting barrier is arranged at the central position of the main shell, an electric appliance box is arranged on the back surface of the top of the main shell, a power supply device, a recognition matching device and a controller are arranged in the electric appliance box, and the power supply device provides a working power supply for the self-lifting barrier and the recognition matching device. And labor cost is saved for enterprises.

Description

A recognition device for license plate number

Technical Field

The utility model relates to the technical field of license plate recognition, in particular to a recognition device for a license plate number.

Background

With the increasing living standard of people, the automobile serving as a transportation tool has entered thousands of households, so that the automobile holding capacity is greatly increased, and the problem of difficulty in parking is solved.

In the prior art, the existing automobile parking place ground lock mainly adopts a manual ground lock or consists of a ground lock connecting seat, a movable hinge shaft, a blocking frame, a positioning shaft tube and the like, the manual lock needs to be unlocked or locked after a vehicle is parked or driven in use, the safety is poor, the parking place ground lock is very inconvenient for parking the vehicle, especially in a public parking lot, the vehicles queued over the rod often cause congestion, the condition that traffic order outside the parking lot is disordered and even the vehicle is seriously blocked can be caused, and the phenomenon can be greatly relieved if the step of vehicle identification is dispersed to each parking place in the parking lot.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above deficiency, the present invention provides a license plate number recognition device having: the structure is firm and stable, the full-automatic lifting ground lock is energy-saving and environment-friendly.

The utility model is realized by the following steps:

the utility model provides an identification means for license plate number, includes the main casing body, the central point department of putting of the main casing body is provided with from going up and down to keep off the bars, the back at main casing body top is provided with the electrical apparatus box, inside power supply unit, the discernment matching device and the controller of being provided with of electrical apparatus box, power supply unit does from going up and down to keep off the bars with the discernment matching device provides working power supply.

Discernment matching device, discernment matching device includes camera, treater, server, the mounting hole has been seted up at the top of the main casing body and near front department, camera fixed mounting in inside the mounting hole, the output of camera with the input electric connection of treater, the treater with the server communication is connected, the camera is through acquireing vehicle number picture information to spread into the treater with this picture information into, through the treater is transferred and is got the inside vehicle number tablet picture of prestoring of server compares the matching, and passes through the controller control is from the lift of lift bar.

In one embodiment of the utility model, the self-lifting and descending barrier comprises a threaded rod, the threaded rod is connected between the left side and the right side of the inner wall of the main shell through a bearing, a first internal thread sleeve and a second internal thread sleeve are respectively connected to the surface of the threaded rod and close to the two ends of the threaded rod in a threaded manner, sliding seats are respectively fixedly connected to the surfaces of the first internal thread sleeve and the second internal thread sleeve, sliding grooves are respectively formed in the left side and the right side of the center of the top of the main shell, the sliding seats are slidably connected to the insides of the sliding grooves, the tops of the two sliding seats are respectively hinged to the bottoms of a first obstacle arm and a second obstacle arm, the top end of the first obstacle arm is hinged to the top end of the second obstacle arm, a driven gear is fixedly connected to the middle of the surface of the threaded rod, a driving gear is meshed with one side of the driven gear, and the driving gear is fixedly connected with an output shaft of a two-way motor, the bidirectional motor is fixedly installed inside the motor box, and the motor box is fixedly installed at the top inside the main shell.

In an embodiment of the utility model, the power supply system comprises a storage battery and solar panels, the storage battery is installed inside the electrical box, the two solar panels are respectively arranged on the surfaces of the first obstacle arm and the second obstacle arm, the output ends of the solar panels are electrically connected with the input end of the storage battery, and the storage battery is used for providing a working power supply for each device.

In an embodiment of the present invention, the power supply system further includes a commercial power supply and a commercial power compensator, the output ends of the storage battery and the commercial power supply are electrically connected to the input end of the commercial power compensator, the output end of the commercial power compensator is electrically connected to the input end of the controller, and the controller is in communication connection with the server and receives the instruction of the server.

In an embodiment of the present invention, the controller is a PLC controller, and the camera, the processor, and the bidirectional motor are electrically connected to the controller through an electrical box.

In an embodiment of the utility model, the electrical box and the motor box are both waterproof structures, and the contact surfaces of the electrical box and the motor box are both provided with waterproof sealing gaskets.

In one embodiment of the utility model, the shape of the first internal thread sleeve and the shape of the second internal thread sleeve are completely the same, and the opening directions of the internal threads are opposite.

In an embodiment of the present invention, a counter force is disposed at a central position of the main housing, the counter force rod is a spring telescopic rod, and a top of the counter force rod is tightly attached to a joint between the first barrier arm and the second barrier arm for applying an upward force.

In an embodiment of the utility model, the first barrier arm and the second barrier arm are made of channel steel.

In one embodiment of the utility model, the main housing is of a circular structure and made of a pressure-resistant metal material, and the main housing is fixedly connected with the ground through a fastener.

The utility model has the beneficial effects that:

the utility model stores the license plate number picture of the vehicle into the server in advance, when the vehicle drives into the parking place to be nearby, the camera of the identification matching device captures the number picture of the vehicle front and back, and transmits the captured picture to the processor, the processor is in communication connection with the server to call a pre-stored image library in the server for comparison and matching, after the matching is successful, the processor sends an instruction to the controller, the automatic lifting barrier is controlled by the controller to descend to contact with obstacles so that vehicles can smoothly enter a parking space for storage, the manual operation is not needed to set obstacles, the automatic lifting barrier is fully automatic, the working efficiency is improved, long-team crossing of rods outside the parking lot is prevented, therefore, traffic is influenced, safety conditions of all regions can be monitored in real time, the solar panel is matched with the storage battery to play a role in energy conservation and emission reduction, and cost and expenditure of enterprises can be saved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic overall perspective view of the present invention;

FIG. 2 is a schematic diagram of a three-dimensional explosion structure of the present invention;

FIG. 3 is a schematic diagram of the construction of a self-elevating grille of the present invention;

fig. 4 is a schematic diagram of a control flow structure according to the present invention.

In the figure: 100. a main housing; 101. an electrical box; 102. a sliding groove; 103. mounting holes; 104. A reaction rod; 200. a self-lifting barrier; 201. a first barrier arm; 202. a second barrier arm; 203. A threaded rod; 204. a motor box; 205. a bi-directional motor; 206. a driving gear; 207. a driven gear; 208. sleeving a first internal thread; 209. a second internal thread sleeve; 210. a sliding seat; 300. a power supply device; 301. commercial power; 302. a solar panel; 303. a storage battery; 304. a mains supply complementation unit; 400. identifying a matching device; 401. a camera; 402. a processor; 403. a server; 500. and a controller.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-4, the utility model provides a recognition device for license plate number, including main casing body 100, main casing body 100's central point department is provided with from going up and down to keep off bars 200, and the back at main casing body 100 top is provided with electrical apparatus box 101, and electrical apparatus box 101 is inside to be provided with power supply unit 300, discernment matching device 400 and controller 500, and power supply unit 300 is for keeping off bars 200 and discernment matching device 400 from going up and down to provide working power.

Discernment matching device 400, discernment matching device 400 includes camera 401, processor 402, server 403, the mounting hole 103 has been seted up at the top of main casing body 100 and near the front, camera 401 fixed mounting is inside mounting hole 103, camera 401's output and processor 402's input electric connection, processor 402 and server 403 communication connection, camera 401 is through acquireing vehicle number picture information, and transmit this picture information into processor 402, call the inside vehicle number tablet picture of prestoring of server 403 through processor 402 and compare the matching, and through the lift of controller 500 control from lift barrier 200.

Specifically, the license plate number pictures of the vehicle are stored in the server 403 in advance, when the vehicle drives into the parking space and is nearby, the camera 401 of the recognition matching device 400 captures the license plate number pictures of the front and the back of the vehicle, the captured pictures are transmitted to the processor 402, the processor 402 is in communication connection with the server 403 to call a pre-stored image library in the server 403 for comparison and matching, after the matching is successful, the processor 402 sends an instruction to the controller 500, and the controller 500 controls the self-lifting barrier 200 to descend and contact obstacles so that the vehicle can smoothly enter the parking space for storage.

The self-lifting barrier 200 comprises a threaded rod 203, the threaded rod 203 is connected between the left side and the right side of the inner wall of the main casing 100 in a bearing mode, the surface of the threaded rod 203 and the positions close to the two ends are respectively in threaded connection with a first internal thread sleeve 208 and a second internal thread sleeve 209, the surfaces of the first internal thread sleeve 208 and the second internal thread sleeve 209 are respectively fixedly connected with a sliding seat 210, the left side and the right side of the center of the top of the main casing 100 are respectively provided with a sliding groove 102, the sliding seats 210 are slidably connected inside the sliding grooves 102, the tops of the two sliding seats 210 are respectively hinged with the bottoms of a first barrier arm 201 and a second barrier arm 202, the top end of the first barrier arm 201 is hinged with the top end of the second barrier arm 202, the middle of the surface of the threaded rod 203 is fixedly connected with a driven gear 207, one side of the driven gear 207 is engaged with a driving gear 206, the driving gear 206 is fixedly connected with an output shaft of a bidirectional motor 205, the bidirectional motor 205 is fixedly installed inside a motor box 204, the motor case 204 is fixedly mounted on the top inside the main housing 100.

Specifically, the controller 500 controls the bi-directional motor 205 to start rotating, so as to drive the driving gear 206 to rotate, so that the driven gear 207 engaged with the driving gear 206 rotates the threaded rod 203, so that the first female thread sleeve 208 and the second female thread sleeve 209 screwed with the threaded rod 203 move on the surface of the threaded rod 203, because the internal threads of the first internal thread sleeve 208 and the second internal thread sleeve 209 are opposite in direction, the two internal threads are close to or far away from each other, so that the two sliding seats 210 drive the bottom ends of the first barrier arm 201 and the second barrier arm 202 to move close to or away from each other, because the top parts of the first barrier arm 201 and the second barrier arm 202 are hinged, the hinge angle of the first barrier arm 201 and the second barrier arm 202 can be changed, therefore, the purpose of preventing the vehicle from entering a parking space is achieved, and the first barrier arm 201 and the second barrier arm 202 are controlled to arch or fall through forward and reverse rotation of the bidirectional motor 205.

The power supply system comprises a storage battery 303 and solar panels 302, wherein the storage battery 303 is installed in the electrical box 101, the two solar panels 302 are respectively arranged on the surfaces of the first obstacle arm 201 and the second obstacle arm 202, the output end of each solar panel 302 is electrically connected with the input end of the storage battery 303, and the storage battery 303 is used for providing a working power supply for each device.

The power supply system further includes a commercial power 301 and a commercial power complementation unit 304, wherein the output ends of the storage battery 303 and the commercial power 301 are electrically connected with the input end of the commercial power complementation unit 304, the output end of the commercial power complementation unit 304 is electrically connected with the input end of the controller 500, and the controller 500 is in communication connection with the server 403 and receives the instruction of the server 403.

Specifically, through solar panel 302 cooperation battery 303 as main working power supply, with sustainable endless's solar energy conversion electric energy to cooperation commercial power 301 is as emergency power supply, through the control of commercial power complemental ware 304, when battery 303 charges through solar panel 302 for reaching each equipment work demand, but automatic switch-over is the commercial power 301 power supply, avoids causing the problem that equipment outage can't detect to appear.

Controller 500 is the PLC controller, and camera 401, treater 402 and two-way motor 205 pass through electronic box and controller 500 electric connection, send the instruction for controller 500 through server 403 to through the observation angle of controller 500 control camera 401, can make the real-time condition that the staff can each parking stall department of remote monitoring, can make the reflection in the very first time meeting emergency, take precautions against in the bud.

Electrical apparatus box 101 and motor box 204 are waterproof structure, and all are provided with waterproof seal ring with the contact surface of main casing body 100.

The shape of the first internal thread sleeve 208 and the shape of the second internal thread sleeve 209 are completely the same, and the opening directions of the internal threads are opposite.

The central position department of main casing body 100 is provided with the counter force, and reaction rod 104 is the spring telescopic link, and the articulated department mutually of obstacle arm 201 and obstacle arm two 202 is hugged closely at the top of reaction rod 104 for exert ascending power, constantly exert ascending power through reaction rod 104, thereby when preventing that obstacle arm 201 and obstacle arm two 202 from the horizontal state from upwards encircleing, the pin joint receives the effect of drawing close each other and the condition emergence that the card is dead can't be encircleed, makes equipment stable, smooth and easy in the operation process.

The first barrier arm 201 and the second barrier arm 202 are made of channel steel.

The main housing 100 is a circular structure and made of a pressure-resistant metal material, and the main housing 100 is fixedly connected to the ground through a fastening member.

When the license plate number recognition device is used, license plate number pictures of a vehicle are stored in the server 403 in advance, when the vehicle enters and parks nearby, the camera 401 of the recognition matching device 400 captures the license plate number pictures of the front and the back of the vehicle and transmits the captured pictures to the processor 402, the processor 402 is in communication connection with the server 403 to call a picture library stored in the server 403 for comparison and matching, after the matching is successful, the processor 402 sends an instruction to the controller 500, and the controller 500 controls the self-lifting barrier 200 to descend, contact obstacles and enable the vehicle to smoothly enter a parking space for storage.

It should be noted that the specific model specifications of the storage battery 303, the utility power compensator 304, the camera 401, the processor 402, the server 403, and the controller 500 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

It should be noted that the power supply of the storage battery 303, the commercial power compensator 304, the camera 401, the processor 402, the server 403 and the controller 500 and the principle thereof are clear to those skilled in the art, and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A recognition device for a license plate number, characterized in that: the automatic lifting and matching device comprises a main shell (100), wherein a self-lifting barrier (200) is arranged at the central position of the main shell (100), an electric appliance box (101) is arranged on the back of the top of the main shell (100), a reaction rod (104) is arranged at the central position of the main shell (100), a power supply device (300), an identification matching device (400) and a controller (500) are arranged in the electric appliance box (101), and the power supply device (300) provides a working power supply for the self-lifting barrier (200) and the identification matching device (400);

the identification matching device (400) comprises a camera (401), a processor (402) and a server (403), a mounting hole (103) is formed in the top of the main shell (100) and is close to the front side of the main shell, the camera (401) is fixedly mounted inside the mounting hole (103), the output end of the camera (401) is electrically connected with the input end of the processor (402), the processor (402) is in communication connection with the server (403), the camera (401) acquires vehicle number picture information and transmits the picture information to the processor (402), vehicle number plate pictures prestored inside the server (403) are called by the processor (402) to be compared and matched, and the controller (500) controls the lifting of the self-lifting barrier (200);

a power supply system.

2. The device for recognizing a license plate number of claim 1, wherein: the self-lifting barrier (200) comprises a threaded rod (203), a bearing of the threaded rod (203) is connected between the left side and the right side of the inner wall of the main shell (100), the surface of the threaded rod (203) is close to the two ends and is respectively in threaded connection with a first internal thread sleeve (208) and a second internal thread sleeve (209), the first internal thread sleeve (208) and the second internal thread sleeve (209) are respectively in fixed connection with a sliding seat (210) on the surface, the left side and the right side of the center of the top of the main shell (100) are respectively provided with a sliding groove (102), the sliding seat (210) is in sliding connection with the inside of the sliding groove (102), the tops of the two sliding seats (210) are respectively hinged with the bottoms of a first barrier arm (201) and a second barrier arm (202), the top of the first barrier arm (201) is hinged with the top of the second barrier arm (202), and a driven gear (207) is fixedly connected with the middle of the surface of the threaded rod (203), one side of the driven gear (207) is engaged with a driving gear (206), the driving gear (206) is fixedly connected with an output shaft of a bidirectional motor (205), the bidirectional motor (205) is fixedly installed inside a motor box (204), and the motor box (204) is fixedly installed on the top inside the main shell (100).

3. The device for recognizing a license plate number as set forth in claim 2, wherein: the power supply system comprises a storage battery (303) and solar panels (302), wherein the storage battery (303) is installed in the electrical appliance box (101), the two solar panels (302) are respectively arranged on the surfaces of the first obstacle arm (201) and the second obstacle arm (202), the output end of each solar panel (302) is electrically connected with the input end of the storage battery (303), and the storage battery (303) is used for providing a working power supply for each device.

4. The device for recognizing a license plate number as set forth in claim 3, wherein: the power supply system further comprises a mains supply (301) and a mains supply complementation device (304), the storage battery (303) and the output end of the mains supply (301) are electrically connected with the input end of the mains supply complementation device (304), the output end of the mains supply complementation device (304) is electrically connected with the input end of the controller (500), and the controller (500) is in communication connection with the server (403) and receives the instruction of the server (403).

5. The device for recognizing a license plate number as set forth in claim 4, wherein: the controller (500) is a PLC controller, and the camera (401), the processor (402) and the bidirectional motor (205) are electrically connected with the controller (500) through an electric box.

6. The device for recognizing a license plate number as set forth in claim 2, wherein: the electric appliance box (101) and the motor box (204) are both waterproof structures, and are provided with waterproof sealing gaskets on contact surfaces of the main shell (100).

7. The device for recognizing a license plate number as set forth in claim 2, wherein: the shape of the internal thread sleeve I (208) is completely the same as that of the internal thread sleeve II (209), and the opening directions of the internal threads are opposite.

8. The device for recognizing a license plate number as set forth in claim 2, wherein: the reaction rod (104) is a spring telescopic rod, and the top of the reaction rod (104) is tightly attached to the hinged position of the first barrier arm (201) and the second barrier arm (202) and used for applying upward force.

9. The device for recognizing a license plate number as set forth in claim 2, wherein: the first barrier arm (201) and the second barrier arm (202) are made of channel steel.

10. The device for recognizing a license plate number of claim 1, wherein: the main casing body (100) is of a circular structure and is made of a pressure-resistant metal material, and the main casing body (100) is fixedly connected with the ground through a fastening piece.