CN113990094A - Parking space management system and method based on machine vision identification license plate number - Google Patents
Parking space management system and method based on machine vision identification license plate number Download PDFInfo
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- CN113990094A CN113990094A CN202010731763.9A CN202010731763A CN113990094A CN 113990094 A CN113990094 A CN 113990094A CN 202010731763 A CN202010731763 A CN 202010731763A CN 113990094 A CN113990094 A CN 113990094A
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- license plate
- parking space
- pile body
- plate number
- controller
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/14—Traffic control systems for road vehicles indicating individual free spaces in parking areas
- G08G1/149—Traffic control systems for road vehicles indicating individual free spaces in parking areas coupled to means for restricting the access to the parking space, e.g. authorization, access barriers, indicative lights
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/14—Traffic control systems for road vehicles indicating individual free spaces in parking areas
- G08G1/145—Traffic control systems for road vehicles indicating individual free spaces in parking areas where the indication depends on the parking areas
- G08G1/148—Management of a network of parking areas
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
Abstract
The invention relates to the technical field of parking space management, in particular to a parking space management system based on machine vision license plate number identification and a parking space management method based on machine vision license plate number identification. According to the parking space management system for recognizing the license plate number based on the machine vision, the license plate recognizer, the distance measuring sensor and the driver are respectively connected with the controller, the controller controls the driver to drive the movable pile body to ascend and descend according to detection signals of the license plate recognizer and the distance measuring sensor so as to realize that the movable pile body can be switched between the occupying state and the yielding state in a reciprocating mode, therefore, whether a vehicle enters a parking space or not and whether the vehicle entering the parking space belongs to a parking space owner or not can be intelligently recognized by the license plate recognizer and the distance measuring sensor, the parking space is automatically occupied when the parking space owner drives the vehicle away from the parking space, the parking space is automatically yielded when the parking space owner drives the vehicle back to the parking space, the use is convenient, and the automation degree is high.
Description
Technical Field
The invention relates to the technical field of parking space management, in particular to a parking space management system based on machine vision license plate number identification and a parking space management method based on machine vision license plate number identification.
Background
In many districts or office parks, the parking stall is the special parking stall of directly selling for the user, and the user who has bought the parking stall does not want oneself during the period of going out the parking stall to be occupied by other people of unknown. In order to make other people understand that their own parking spaces are private dedicated parking spaces, users generally install ground locks on the parking spaces. Although the ground lock can satisfy the function that the parking stall occupy the place, the ground lock of prior art is mechanical ground lock, needs the driver to get off earlier before the parking, squats down the body, unblanks, rises, gets on the bus, locks the door, drives into. After the automobile is driven and leaves, the automobile needs to be stopped, opened, squat down, locked, lifted up and left on the automobile; it is inconvenient to use.
The manual ground pile has the advantages that: the method is cheap, simple and easy to operate, and the market selling price is from dozens of yuan to dozens of yuan; the disadvantages are inconvenient use and complicated operation steps.
Therefore, for those skilled in the art, it is realistic to provide a parking space management system for recognizing a license plate number based on machine vision to improve the disadvantages of the existing manual ground stake.
Disclosure of Invention
In view of the shortcomings in the prior art, an object of the present invention is to provide a parking space management system for identifying license plate number based on machine vision, so as to improve the shortcomings or technical problems of the existing manual ground stake.
The invention also aims to provide a parking space management method based on machine vision license plate number, which has the same inventive concept as the parking space management system based on machine vision license plate number identification.
In order to solve the above problems, in one aspect, the present invention provides a parking space management system for identifying a license plate number based on machine vision, including a pile mechanism, a driver and a controller, where the pile mechanism includes a movable pile and a fixed pile, the fixed pile is buried below the ground of a parking space, and the movable pile is mounted on the fixed pile in a manner of being movable up and down; the driver is installed on fixed pile body, and the driver is used for the drive activity pile body goes up and down in order to realize the activity pile body can be in the occupy-place state with let to reciprocate to switch between the state, the top front side position of activity pile body be equipped with license plate recognizer activity pile body top central point puts and is equipped with range sensor, license plate recognizer is used for the license plate number of scanning discernment the place ahead vehicle, range sensor is used for measuring the distance between activity pile body top object and the activity pile body, license plate recognizer, range sensor, driver respectively with the controller is connected, the controller basis license plate recognizer and range sensor's detection signal control driver action.
As a further improvement of the parking space management system based on machine vision license plate number recognition, the movable pile body or the fixed pile body is provided with a storage battery, the license plate recognizer, the distance measuring sensor, the driver and the controller are all connected with the storage battery, and the storage battery supplies power to the license plate recognizer, the distance measuring sensor, the driver and the controller.
As a further improvement of the parking space management system based on machine vision license plate number identification, the pile body mechanism is located in the middle of the parking space.
The parking space management system based on the machine vision license plate number recognition further comprises a wireless signal communication module, the wireless signal communication module is connected with the controller, the controller comprises a storage module, license plate number information is stored in the storage module, and the controller modifies the license plate number information in the storage module according to a receiving signal of the wireless signal communication module.
As a further improvement of the parking space management system based on machine vision license plate number recognition, the driver is an electric push rod, the fixed end of the electric push rod is connected with the fixed pile body, and the power output end of the electric push rod is connected with the movable pile body.
As a further improvement of the parking space management system for recognizing the license plate number based on machine vision, the controller is a single chip microcomputer.
As a further improvement of the parking space management system based on machine vision license plate number identification, the distance measuring sensor is an ultrasonic sensor, an infrared sensor or a radar sensor.
According to the parking space management system for recognizing the license plate number based on the machine vision, the license plate recognizer, the distance measuring sensor and the driver are respectively connected with the controller, the controller controls the driver to drive the movable pile body to ascend and descend according to detection signals of the license plate recognizer and the distance measuring sensor so as to realize that the movable pile body can be switched between the occupying state and the yielding state in a reciprocating mode, therefore, whether a vehicle enters a parking space or not and whether the vehicle entering the parking space belongs to a parking space owner or not can be intelligently recognized by the license plate recognizer and the distance measuring sensor, the parking space is automatically occupied when the parking space owner drives the vehicle away from the parking space, the parking space is automatically yielded when the parking space owner drives the vehicle back to the parking space, the use is convenient, and the automation degree is high.
On the other hand, the invention provides a parking space management method based on machine vision license plate number identification, which is applied to the parking space management system based on machine vision license plate number identification in any one of the schemes, and the management method comprises the following steps:
the license plate recognizer recognizes the license plate number of a front vehicle;
the controller compares whether the identification license plate number of the license plate identifier is matched with a prestored license plate number or not;
if the movable pile bodies are matched with the corresponding devices, the controller controls the driver to drive the movable pile bodies to descend and switch from the position occupying state to the position yielding state.
As a further improvement of the parking space management method based on machine vision license plate number recognition, the management method further includes: the distance measuring sensor continuously detects the distance between the object above the movable pile body and the movable pile body, when the distance between the object above the movable pile body and the movable pile body is smaller than a preset value, the controller judges that the vehicle is parked on a parking space and controls the movable pile body to keep a descending state, when the distance between the object above the movable pile body and the movable pile body is larger than or equal to the preset value, the controller judges that the vehicle is driven away from the parking space and controls the movable pile body to rise, and the movable pile body is switched to an occupying state from a yielding state.
As a further improvement of the parking space management method based on machine vision license plate number recognition, the management method further includes: the management method further comprises the following steps: the wireless signal communication module receives an instruction of external equipment, and the controller modifies the license plate number information on the storage module according to a received signal of the wireless signal communication module.
Since the parking space management method based on machine vision license plate number identification and the parking space management system based on machine vision license plate number identification have the same inventive concept, the parking space management method based on machine vision license plate number identification and the parking space management system based on machine vision license plate number identification have the same technical effect, and are not repeated herein.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a parking space management system for recognizing a license plate number based on machine vision when a movable pile body is in a raised state according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a parking space management system for identifying a license plate number based on machine vision when a movable pile body is in a descending state according to an embodiment of the invention.
Fig. 3 is a schematic diagram of a control system framework of a parking space management system for identifying a license plate number based on machine vision according to an embodiment of the invention.
Fig. 4 is a schematic diagram of a control system framework of a parking space management system for identifying a license plate number based on machine vision according to an embodiment of the invention.
Fig. 5 is a flowchart illustrating implementation steps of a parking space management method for recognizing a license plate number based on machine vision according to an embodiment of the present invention.
In the drawings:
1-driver 2-controller 3-movable pile body
4-fixed pile body 5-license plate recognizer 6-distance measuring sensor
7-storage battery 8-wireless signal communication module
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to the attached drawings. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention.
In the description of the present invention, it should be noted that the terms indicating orientation or positional relationship appearing are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified and limited, the specific meanings of the above terms in the present invention can be specifically understood by those skilled in the art.
Referring to fig. 1 to 4, in one aspect, the present invention provides a parking space management system for identifying a license plate number based on machine vision, including a pile mechanism, a driver 1 and a controller 2, where the pile mechanism includes a movable pile 3 and a fixed pile 4, the fixed pile 4 is buried below the ground of a parking space, and the movable pile 3 is mounted on the fixed pile 4 in a manner of being capable of moving up and down; driver 1 installs on fixed pile body 4, and driver 1 is used for the drive 3 lifts in order to realize the activity pile body 3 can be in the state of occupying and the reciprocal switching between the state of stepping down, the top front side position of activity pile body 3 is equipped with license plate recognizer 5 3 top central point puts and is equipped with range sensor 6, license plate recognizer 5 is used for scanning the license plate number of discerning the place ahead vehicle, range sensor 6 is used for measuring the distance between 3 top objects of activity pile body and the activity pile body 3, license plate recognizer 5, range sensor 6, driver 1 respectively with controller 2 connects, controller 2 basis license plate recognizer 5 and range sensor 6's detection signal control driver 1 action.
Wherein, driver 1 can be electric putter, and when driver 1 was electric putter, fixed pile body 4 was connected to electric putter's stiff end, and movable pile body 3 is connected to electric putter's power take off end. The controller 2 may be a single chip microcomputer. The distance measuring sensor 6 may be an ultrasonic sensor, an infrared sensor, or a radar sensor.
According to the working principle of the parking stall control device, when a parking stall owner goes out, the driver 1 drives the movable pile body 3 to rise, so that the parking stall is occupied, and other drivers can know that the parking stall belongs to a parking stall already occupied by other people after seeing the movable pile body 3. During the period, the license plate recognizer 5 scans and recognizes the license plate number of the front vehicle, when the license plate number of the front vehicle is matched with the license plate number prestored in the controller 2, the parking space owner drives the vehicle back, the driver 1 drives the movable pile body 3 to descend, and the movable pile body 3 is switched to the abdicating state from the occupying state, so that the vehicle can be avoided, and the parking space owner can park conveniently. After a parking space owner parks in place, the distance measuring sensor 6 continuously detects the distance between an object above the movable pile body 3 and the movable pile body 3, when the distance between the object above the movable pile body 3 and the movable pile body 3 is smaller than a preset value, the controller 2 judges that the vehicle is parked on the parking space and controls the movable pile body 3 to keep a descending state, when the distance between the object above the movable pile body 3 and the movable pile body 3 is larger than or equal to the preset value, the controller 2 judges that the vehicle has driven away from the parking space and controls the movable pile body 3 to rise, and the movable pile body 3 is switched to an occupying state from a yielding state.
According to the parking space management system based on the machine vision license plate number recognition, the license plate recognizer 5, the distance measuring sensor 6 and the driver 1 are respectively connected with the controller 2, the controller 2 controls the driver 1 to drive the movable pile body 3 to ascend and descend according to detection signals of the license plate recognizer 5 and the distance measuring sensor 6, so that the movable pile body 3 can be switched between the occupying state and the yielding state in a reciprocating mode, therefore, whether a vehicle enters the parking space or not and whether the vehicle entering the parking space belongs to a parking space owner or not is intelligently recognized by the license plate recognizer 5 and the distance measuring sensor 6, the parking space is automatically occupied when the parking space owner drives the vehicle away from the parking space, the parking space is automatically yielded when the parking space owner drives the vehicle back to the parking space, the use is convenient, and the automation degree is high.
The parking space management system based on the machine vision license plate number recognition can be externally connected with a power supply, and can also be powered by a storage battery 7, in a specific embodiment, the storage battery 7 is arranged on the movable pile body 3 or the fixed pile body 4, the license plate recognizer 5, the distance measuring sensor 6, the driver 1 and the controller 2 are all connected with the storage battery 7, and the storage battery 7 supplies power to the license plate recognizer 5, the distance measuring sensor 6, the driver 1 and the controller 2.
Specifically, optionally, the pile mechanism is located in the middle of the parking space. It should be noted that the license plate recognizer 5, the distance measuring sensor 6, the driver 1, the controller 2 and other parts may be fixed on the pile mechanism by means of a bracket, a bolt and the like, and the fixing method is not specifically developed here because it belongs to the prior art.
Because the parking space may have assignment and rental conditions, in order to change the license plate number information, it is preferable that the parking space further includes a wireless signal communication module 8, the wireless signal communication module 8 is connected with the controller 2, the controller 2 includes a storage module, the license plate number information is stored in the storage module, the controller 2 modifies the license plate number information on the storage module according to a receiving signal of the wireless signal communication module 8, so that a user can establish connection between a mobile phone, a tablet computer and the like in a hand and the wireless signal communication module 8, and the controller 2 modifies the license plate number information on the storage module according to the receiving signal of the wireless signal communication module 8. The wireless signal communication module 8 can be a Bluetooth module and also can be a WIFI module, and the wireless signal communication module 8 is preferably arranged at the top of the movable pile body 3.
In summary, in the parking space management system for recognizing the license plate number based on the machine vision, the license plate recognizer 5, the distance measuring sensor 6 and the driver 1 are respectively connected with the controller 2, and the controller 2 controls the driver 1 to drive the movable pile body 3 to ascend and descend according to the detection signals of the license plate recognizer 5 and the distance measuring sensor 6 so as to realize that the movable pile body 3 can be switched between the occupying state and the yielding state in a reciprocating manner, so that whether a vehicle enters the parking space or not and whether the vehicle entering the parking space belongs to a parking space owner or not is intelligently recognized by the license plate recognizer 5 and the distance measuring sensor 6, the parking space is automatically occupied when the parking space owner drives the vehicle out of the parking space, and the parking space is automatically yielded when the parking space owner drives the vehicle back to the parking space, so that the parking space management system is convenient to use and high in automation degree.
On the other hand, referring to fig. 5, the present invention provides a parking space management method based on machine vision license plate number identification, which is applied to the parking space management system based on machine vision license plate number identification in any of the above embodiments, and the management method includes:
the license plate recognizer 5 recognizes the license plate number of the front vehicle;
the controller 2 compares whether the identification license plate number of the license plate identifier 5 is matched with the prestored license plate number;
if the state is matched with the preset value, the controller 2 controls the driver 1 to drive the movable pile body 3 to descend and switch from the position occupying state to the position yielding state.
The management method further comprises the following steps: the distance measuring sensor 6 continuously detects the distance between the object above the movable pile body 3 and the movable pile body 3, when the distance between the object above the movable pile body 3 and the movable pile body 3 is smaller than a preset value, the controller 2 judges that the vehicle is parked on a parking space and controls the movable pile body 3 to keep a descending state, when the distance between the object above the movable pile body 3 and the movable pile body 3 is larger than or equal to the preset value, the controller 2 judges that the vehicle is driven away from the parking space and controls the movable pile body 3 to rise, and the movable pile body 3 is switched to an occupying state from a yielding state.
The management method further comprises the following steps: the wireless signal communication module 8 receives an instruction of an external device, and the controller 2 modifies the license plate number information on the storage module according to the received signal of the wireless signal communication module 8.
Since the parking space management method based on machine vision license plate number identification and the parking space management system based on machine vision license plate number identification have the same inventive concept, the parking space management method based on machine vision license plate number identification and the parking space management system based on machine vision license plate number identification have the same technical effect, and are not repeated herein.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a parking stall management system based on machine vision discernment license plate number which characterized in that: the parking space pile comprises a pile body mechanism, a driver (1) and a controller (2), wherein the pile body mechanism comprises a movable pile body (3) and a fixed pile body (4), the fixed pile body (4) is buried under the ground of a parking space, and the movable pile body (3) can be mounted on the fixed pile body (4) in a vertically movable manner; the driver (1) is arranged on the fixed pile body (4), the driver (1) is used for driving the movable pile body (3) to ascend and descend so as to realize that the movable pile body (3) can be switched between an occupying state and a yielding state in a reciprocating way, a license plate recognizer (5) is arranged at the front side of the top of the movable pile body (3), a distance measuring sensor (6) is arranged at the center of the top of the movable pile body (3), the license plate recognizer (5) is used for scanning and recognizing the license plate number of a vehicle in front, the distance measuring sensor (6) is used for measuring the distance between an object above the movable pile body (3) and the movable pile body (3), the license plate recognizer (5), the distance measuring sensor (6) and the driver (1) are respectively connected with the controller (2), the controller (2) controls the driver (1) to act according to detection signals of the license plate recognizer (5) and the distance measuring sensor (6).
2. The machine-vision-based license plate number parking space management system of claim 1, wherein: the movable pile body (3) or be equipped with battery (7) on fixed pile body (4), license plate recognizer (5), range finding sensor (6), driver (1), controller (2) all with battery (7) are connected, battery (7) are license plate recognizer (5), range finding sensor (6), driver (1), controller (2) power supply.
3. The machine-vision-based license plate number parking space management system of claim 1, wherein: the pile body mechanism is located in the middle of the parking space.
4. The machine-vision-based license plate number parking space management system of claim 1, wherein: the license plate number correcting device is characterized by further comprising a wireless signal communication module (8), the wireless signal communication module (8) is connected with the controller (2), the controller (2) comprises a storage module, license plate number information is stored in the storage module, and the controller (2) modifies the license plate number information in the storage module according to a receiving signal of the wireless signal communication module (8).
5. The machine-vision-based parking space management system for identifying license plates according to any one of claims 1-4, wherein: the driver (1) is an electric push rod, the fixed end of the electric push rod is connected with the fixed pile body (4), and the power output end of the electric push rod is connected with the movable pile body (3).
6. The machine-vision-based parking space management system for identifying license plates according to any one of claims 1-4, wherein: the controller (2) is a single chip microcomputer.
7. The machine-vision-based parking space management system for identifying license plates according to any one of claims 1-4, wherein: the distance measuring sensor (6) is an ultrasonic sensor, an infrared sensor or a radar sensor.
8. A parking space management method based on machine vision license plate number identification is applied to the parking space management system based on machine vision license plate number identification of any one of claims 1-7, and is characterized in that: the management method comprises the following steps:
the license plate recognizer (5) recognizes the license plate number of a front vehicle;
the controller (2) compares whether the identification license plate number of the license plate recognizer (5) is matched with a prestored license plate number or not;
if the matching is carried out, the controller (2) controls the driver (1) to drive the movable pile body (3) to descend and switch from the space occupying state to the yielding state.
9. The machine-vision-based parking space management method for recognizing the license plate number according to claim 8, wherein: the management method further comprises the following steps: the distance measuring sensor (6) continuously detects the distance between an object above the movable pile body (3) and the movable pile body (3), when the distance between the object above the movable pile body (3) and the movable pile body (3) is smaller than a preset value, the controller (2) judges that the vehicle is parked on a parking space and controls the movable pile body (3) to keep a descending state, when the distance between the object above the movable pile body (3) and the movable pile body (3) is larger than or equal to the preset value, the controller (2) judges that the vehicle drives away from the parking space and controls the movable pile body (3) to rise, and the movable pile body (3) is switched to an occupying state from a position avoiding state.
10. The machine-vision-based parking space management method for recognizing the license plate number according to claim 8, wherein: the management method further comprises the following steps: the wireless signal communication module (8) receives an instruction of an external device, and the controller (2) modifies the license plate number information on the storage module according to a received signal of the wireless signal communication module (8).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010731763.9A CN113990094A (en) | 2020-07-27 | 2020-07-27 | Parking space management system and method based on machine vision identification license plate number |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010731763.9A CN113990094A (en) | 2020-07-27 | 2020-07-27 | Parking space management system and method based on machine vision identification license plate number |
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| CN113990094A true CN113990094A (en) | 2022-01-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288056A (en) * | 2022-08-25 | 2022-11-04 | 深圳市长戈科技有限公司 | Anti-occupation intelligent ground lock based on distance measurement technology |
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2020
- 2020-07-27 CN CN202010731763.9A patent/CN113990094A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288056A (en) * | 2022-08-25 | 2022-11-04 | 深圳市长戈科技有限公司 | Anti-occupation intelligent ground lock based on distance measurement technology |
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Application publication date: 20220128 |
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