CN114694403A - Outdoor large-scale parking lot parking management system and method - Google Patents
Outdoor large-scale parking lot parking management system and method Download PDFInfo
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- 238000001514 detection method Methods 0.000 claims abstract description 78
- 238000012545 processing Methods 0.000 claims abstract description 78
- 238000007726 management method Methods 0.000 claims abstract description 32
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
- H04W4/48—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/16—Gateway arrangements
Abstract
The invention relates to an outdoor large-scale parking lot parking management system and method. The system comprises a handheld terminal, a vehicle-mounted communication terminal, a parking space geomagnetic detection terminal, a LoRa gateway and a data processing platform. The handheld terminal is used for sending binding information to the data processing platform, and the information carries the serial number of the vehicle-mounted communication terminal and the serial number of the vehicle where the vehicle is located; the parking space geomagnetic detection terminal is pre-embedded in a parking space and used for detecting whether a car is in the parking space or not, and carrying out Bluetooth broadcasting on the serial number and the parking space state of the car, wherein the serial number and the parking space serial number of the detection terminal are pre-stored in the data processing platform; the vehicle-mounted communication terminal and the LoRa gateway are used for acquiring the number of the geomagnetic detection terminal of the parking place, forming a message and sending the message to the data processing platform; the data processing platform is used for storing and processing the binding information and the message and generating a corresponding relation table of the vehicle and the parking space. The parking management system and the parking management method for the outdoor large-scale parking lot can reduce vehicle searching time and improve vehicle in-out efficiency.
Description
Technical Field
The invention relates to the technical field of parking management, in particular to a parking management system and method for an outdoor large parking lot.
Background
Outdoor large parking lots, such as: automobile manufacturers are in new car parking lots, second-hand car parking lots and the like, the parking spaces are often many and dense, the surrounding environment is spacious, effective reference objects are few, and a certain specific parking space is difficult to find in a short time. The staff faces the vehicle of numerous waiting warehouse entry, can not accurately record the concrete parking stall of every car in order to improve parking efficiency, even record at that time, also can be because the later stage vehicle moves the back and in time update or omit the record and lead to the vehicle and the corresponding relation of parking stall to become invalid, and these circumstances all make to look for the vehicle of a certain specific serial number in the parking area very difficult, and the vehicle is out of storage wastes time and energy. Meanwhile, dynamic data of parking spaces in the parking lot can not be counted in real time, so that idle parking spaces can not be reasonably distributed, the disorder of parking is further aggravated, and the efficiency of vehicle searching and delivery is seriously influenced.
Disclosure of Invention
The invention provides a parking management system and a method for an outdoor large-scale parking lot, which realize the accurate positioning of parked vehicles in the parking lot, provide the corresponding relation between vehicle numbers and parking spaces, reduce the vehicle searching time, improve the vehicle ex-warehouse efficiency, dynamically update the parking space state in the parking lot, reasonably distribute idle parking spaces and improve the real-time property and the orderliness of parking management.
In one aspect, the present invention provides an outdoor large parking lot parking management system, including: the parking system comprises a handheld terminal, a vehicle-mounted communication terminal, a parking space geomagnetic detection terminal, a LoRa gateway and a data processing platform;
the handheld terminal is used for sending vehicle binding or unbinding information to the data processing platform, wherein the vehicle binding information carries a terminal number of the vehicle-mounted communication terminal and a vehicle number of a vehicle where the vehicle-mounted communication terminal is located, and the vehicle unbinding information carries the terminal number of the vehicle-mounted communication terminal and the vehicle number of the vehicle where the vehicle-mounted communication terminal is located;
the parking space geomagnetic detection terminal is pre-embedded in a parking space and used for detecting whether a vehicle is in the parking space or not, and broadcasting the terminal number of the parking space geomagnetic detection terminal and the parking space state through Bluetooth, wherein the terminal number of the parking space geomagnetic detection terminal is also pre-bound with the parking space number of the parking space where the parking space geomagnetic detection terminal is located to generate parking space binding information and is stored in the data processing platform;
the vehicle-mounted communication terminal is hung below a front bumper of a vehicle and used for scanning a Bluetooth broadcast signal sent by a parking space geomagnetic detection terminal when the vehicle is static, extracting a terminal number of the parking space geomagnetic detection terminal in the Bluetooth broadcast signal, forming an LoRa message by the terminal number and uploading the LoRa message to the LoRa gateway;
the LoRa gateway is used for receiving the LoRa message uploaded by the vehicle-mounted communication terminal and forwarding the LoRa message to the data processing platform;
the data processing platform is used for storing and processing the vehicle binding or unbinding information, the parking space binding information and the LoRa message, generating the corresponding relation between the vehicle binding information and the parking space binding information according to the terminal number of the vehicle-mounted communication terminal and the terminal number uploaded by the vehicle-mounted communication terminal of the geomagnetic detection terminal in the LoRa message, and simplifying the corresponding relation table of the vehicle and the parking space by combining the vehicle binding information and the parking space binding information.
The parking space geomagnetic detection terminal is pre-embedded under each parking space, the corresponding information of the terminal and the parking space is pre-stored in the data processing platform, when a vehicle enters a garage, the vehicle-mounted communication terminal is hung below a front bumper of the vehicle, the vehicle number and the vehicle-mounted communication terminal number are bound through the handheld terminal, and the vehicle binding information is sent to the data processing platform. The large outdoor parking lot has large area, and vehicles are parked randomly when entering the garage, so that the difficulty of searching the vehicles when the subsequent vehicles leave the garage is high, and the efficiency is low. Parking stall earth magnetism detection terminal can real-time detection parking stall state to come out parking stall earth magnetism monitoring terminal number and parking stall state through the bluetooth broadcasting. After the vehicle is parked stably on the parking space, the vehicle-mounted communication terminal mounted on the vehicle starts Bluetooth scanning, analyzes Bluetooth broadcast data of the geomagnetic detection terminal of the parking space in the parking space, forms a LoRa message, and forwards the LoRa message to the data processing platform through the LoRa gateway. The data processing platform generates the corresponding relation among the vehicle, the vehicle-mounted communication terminal, the parking space geomagnetic detection terminal and the parking space through the stored parking space binding information, the vehicle binding information and the LoRa message. When the vehicle leaves the garage, the corresponding parking space number can be directly obtained only by inquiring the vehicle number to be discharged, the vehicle searching time is greatly reduced, the vehicle searching efficiency is improved, and the vehicle communication terminal only needs to be taken down and the handheld terminal is used for sending the vehicle unbinding information to realize the recycling of the vehicle communication terminal. The real-time states of all parking places in the parking lot can be checked, parking of subsequent vehicles entering the garage is convenient to arrange, and the real-time performance and the orderliness of the parking management system are improved.
On the other hand, the invention provides an outdoor large-scale parking lot parking management method, which comprises the following steps:
s01, pre-burying a parking space geomagnetic detection terminal in each parking space, and sending parking space binding information to the data processing platform through an application interface of the data processing platform, wherein the parking space binding information carries a terminal number of the parking space geomagnetic detection terminal and a parking space number of a parking space where the parking space geomagnetic detection terminal is located;
s02, the handheld terminal is used for sending vehicle binding information to the data processing platform when the vehicle enters the garage, and the vehicle binding information carries the terminal number of the vehicle-mounted communication terminal and the vehicle number of the vehicle where the vehicle-mounted communication terminal is located;
s03, when the parking space geomagnetic detection terminal detects that the vehicle is parked in the parking space, the terminal number and the parking space state of the parking space geomagnetic detection terminal are broadcasted through Bluetooth;
s04, after the vehicle is parked in the parking space and is parked stably, the vehicle-mounted communication terminal scans the Bluetooth broadcast signals sent by the parking space geomagnetic detection terminal, extracts the terminal numbers of the parking space geomagnetic detection terminal in the Bluetooth broadcast signals, forms an LoRa message and uploads the LoRa message to the LoRa gateway;
s05, the LoRa gateway receives the LoRa message uploaded by the vehicle-mounted communication terminal and forwards the LoRa message to a data processing platform;
s06, storing and processing the vehicle binding or unbinding information, the parking space binding information and the LoRa message by a data processing platform, generating a corresponding relation between the terminal number of the vehicle-mounted communication terminal and the terminal number of the geomagnetic parking space detection terminal in the LoRa message uploaded by the vehicle-mounted communication terminal, and simplifying a corresponding relation table between the vehicle and the parking space by combining the vehicle binding information and the parking space binding information;
and S07, when the vehicle is taken out of the garage, the parking space can be directly obtained by inquiring the vehicle number, the vehicle searching time is reduced, the garage-out efficiency is improved, the vehicle-mounted communication terminal is taken down and the hand-held terminal is used for sending the vehicle unbinding information, so that the vehicle-mounted communication terminal can be recycled, and the management cost is reduced.
The parking space geomagnetic detection terminal is pre-embedded under each parking space, the corresponding information of the terminal and the parking space is pre-stored in the data processing platform, when a vehicle enters a garage, the vehicle-mounted communication terminal is hung below a front bumper of the vehicle, the vehicle number and the vehicle-mounted communication terminal number are bound through the handheld terminal, and the vehicle binding information is sent to the data processing platform. The large outdoor parking lot has a large area, so that vehicles can be parked randomly when entering the garage, the difficulty in searching the vehicles when the subsequent vehicles leave the garage is large, and the efficiency is low. Parking stall earth magnetism detection terminal can real-time detection parking stall state to come out parking stall earth magnetism monitoring terminal number and parking stall state through the bluetooth broadcasting. After the vehicle is parked stably on the parking space, the vehicle-mounted communication terminal mounted on the vehicle starts Bluetooth scanning, analyzes Bluetooth broadcast data of the geomagnetic detection terminal of the parking space in the parking space, forms a LoRa message, and forwards the LoRa message to the data processing platform through the LoRa gateway. The data processing platform generates the corresponding relation among the vehicle, the vehicle-mounted communication terminal, the parking space geomagnetic detection terminal and the parking space through the stored parking space binding information, the vehicle binding information and the LoRa message. When the vehicle is taken out of the garage, the corresponding parking space number can be directly obtained only by inquiring the vehicle number to be taken out of the garage, the vehicle searching time is greatly reduced, the vehicle searching efficiency is improved, and the vehicle communication terminal only needs to be taken down and sends the vehicle unbinding information by the handheld terminal to realize the recycling of the vehicle communication terminal. The real-time states of all parking places in the parking lot can be checked, parking of subsequent vehicles entering the garage is convenient to arrange, parking and vehicle searching efficiency is improved, and management difficulty is reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a structural block diagram of an outdoor large-scale parking lot parking management system according to an embodiment of the present invention;
fig. 2 is a schematic flow chart of an outdoor large parking lot parking management method according to an embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solution, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not a whole embodiment. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The outdoor large-scale parking lot parking management system of the embodiment of the invention comprises: handheld terminal, vehicle communication terminal, parking stall earth magnetism detection terminal, loRa gateway and data processing platform.
The handheld terminal is used for sending vehicle binding or unbinding information to the data processing platform, wherein the vehicle binding information carries a terminal number of the vehicle-mounted communication terminal and a vehicle number of a vehicle where the vehicle-mounted communication terminal is located, and the vehicle unbinding information carries the terminal number of the vehicle-mounted communication terminal and the vehicle number of the vehicle where the vehicle-mounted communication terminal is located;
the parking space geomagnetic detection terminal is pre-embedded in a parking space and used for detecting whether a vehicle is in the parking space or not, and broadcasting the terminal number of the parking space geomagnetic detection terminal and the parking space state through Bluetooth, wherein the terminal number of the parking space geomagnetic detection terminal is also pre-bound with the parking space number of the parking space where the parking space geomagnetic detection terminal is located to generate parking space binding information and is stored in the data processing platform;
the vehicle-mounted communication terminal is hung below a front bumper of a vehicle and used for scanning a Bluetooth broadcast signal sent by a parking space geomagnetic detection terminal when the vehicle is static, extracting a terminal number of the parking space geomagnetic detection terminal in the Bluetooth broadcast signal, forming a LoRa message by the terminal number and uploading the LoRa message to the LoRa gateway;
the LoRa gateway is used for receiving the LoRa message uploaded by the vehicle-mounted communication terminal and forwarding the LoRa message to the data processing platform;
the data processing platform is used for storing and processing the vehicle binding or unbinding information, the parking space binding information and the LoRa message, generating the corresponding relation between the vehicle binding information and the parking space binding information according to the terminal number of the vehicle-mounted communication terminal and the terminal number uploaded by the vehicle-mounted communication terminal of the geomagnetic detection terminal in the LoRa message, and simplifying the corresponding relation table of the vehicle and the parking space by combining the vehicle binding information and the parking space binding information.
Specifically, when a vehicle enters a warehouse, a vehicle-mounted communication terminal is mounted on a front bumper of the vehicle in a unified mode, the terminal number and the vehicle number are sent to the data processing platform through the handheld terminal to be used for binding the vehicle number and the vehicle number, when the vehicle leaves the warehouse, the vehicle-mounted communication terminal is taken down in a unified mode, and then the vehicle number and the vehicle-mounted communication terminal number are sent to the data processing platform through the handheld terminal to be used for canceling the binding of the vehicle number and the vehicle number. Therefore, the recycling of the vehicle-mounted communication terminal is realized, the vehicle in-and-out efficiency is improved, and the management cost is reduced.
The handheld terminal is a laser code scanning PDA supporting WIFI, after the vehicle-mounted communication terminal is installed on a vehicle needing to be put in storage, the vehicle-mounted communication terminal number and the vehicle number are input through the handheld terminal, or a bar code or a two-dimensional code representing the vehicle-mounted communication terminal is input through the handheld terminal, the bar code or the two-dimensional code representing the vehicle number is input through the handheld terminal, vehicle binding information carrying the vehicle-mounted communication terminal number and the parking space number is generated, and then the vehicle binding information is sent to the data processing platform, so that one-to-one correspondence between the vehicle-mounted communication terminal number and the parking space number is realized.
Parking stall earth magnetism detection terminal is pre-buried under the locomotive of every parking stall, lasts to the parking stall state of the parking stall that this terminal of external broadcast was located and have the car for a long time. After the vehicle stops in the parking space, the change of the surrounding geomagnetic field is caused, the existence of the vehicle in the parking space is judged within a few seconds through a high-precision three-axis magnetic induction type sensor module in the parking space geomagnetic detection terminal and a corresponding algorithm, and then the Bluetooth broadcast content is changed to broadcast the existence state and the duration of the vehicle outwards. The method has the advantages of high detection precision, good real-time performance, strong anti-interference performance, low power consumption and the like, and can be applied to outdoor parking lots in a large scale to improve the positioning precision.
The vehicle-mounted communication terminal automatically starts Bluetooth scanning after a vehicle stops in a parking space and is static, according to a corresponding algorithm of Bluetooth broadcast signal intensity, broadcast data sent by a parking space geomagnetic detection terminal in the current parking space are screened out, a terminal number of the parking space geomagnetic detection terminal is extracted, a LoRa message is generated and sent to a data processing platform through a LoRa gateway, and the one-to-one correspondence between the vehicle-mounted communication terminal number and the parking space geomagnetic detection terminal number is realized. When the vehicle moves and meets the corresponding trigger threshold, the vehicle-mounted communication terminal is awakened to generate another type of LoRa message, and the LoRa message is forwarded to the data processing platform through the LoRa gateway, and the message is used for clearing the corresponding relation between the vehicle-mounted communication terminal and the previous parking space geomagnetic detection terminal. When the device is taken out of the warehouse, the device is taken down by workers, so that the recycling is convenient, and the cost is saved.
The data processing platform is used for storing and processing the vehicle binding or unbinding information, the parking space binding information and the LoRa message, generating a corresponding relation between the vehicle binding information and the parking space binding information according to the terminal number of the vehicle-mounted communication terminal and the terminal number of the parking space geomagnetic detection terminal in the LoRa message uploaded by the vehicle-mounted communication terminal, and simplifying the corresponding relation between the vehicle and the parking space by combining the vehicle binding information and the parking space binding information and presenting the corresponding relation in a form or other forms. For example, the data processing platform has prestored the corresponding relation table of parking stall number and parking stall earth magnetism detection terminal, and every parking stall corresponds a parking stall earth magnetism detection terminal. When a vehicle is ready to enter a parking lot, a worker sends the vehicle number and the vehicle-mounted communication terminal number to the data processing platform through the handheld terminal to generate a corresponding table of the vehicle number and the vehicle-mounted communication terminal number. And then, the vehicle stops at the parking space, the vehicle-mounted communication terminal scans the Bluetooth broadcast data of the geomagnetic parking space detection terminal and forms a LoRa message which is sent to the data processing platform through the LoRa gateway. According to the parking space binding information table, the vehicle binding information table and the LoRa message, the data processing platform can generate: the corresponding table of vehicle number-vehicle-mounted communication terminal number-parking space geomagnetic detection terminal number-parking space number is simplified into the corresponding table of vehicle number-parking space number, and therefore later vehicle searching and subsequent vehicle parking arrangement are facilitated.
In the embodiment, when the vehicle is put in storage, the vehicle-mounted communication terminal is installed at the front bumper of the vehicle head, the terminal number and the vehicle number are obtained through the handheld terminal, and the binding information is sent to the data processing platform. Because the area of the outdoor large-scale parking lot is large, vehicles are parked randomly when entering the garage, and accurate parking positions are not recorded, the difficulty of searching vehicles when the subsequent vehicles leave the garage is large, and the efficiency is low. Parking stall earth magnetism detection terminal can real-time detection parking stall state to come out parking stall earth magnetism monitoring terminal serial number and parking stall state through the bluetooth broadcasting. After the vehicle is parked stably on the parking space, the vehicle-mounted communication terminal mounted on the vehicle starts Bluetooth scanning, analyzes Bluetooth broadcast data of the geomagnetic detection terminal of the parking space in the parking space, forms a LoRa message, and forwards the LoRa message to the data processing platform through the LoRa gateway. The data processing platform generates corresponding relations among the vehicle, the vehicle-mounted communication terminal, the parking space geomagnetic detection terminal and the parking space through the stored parking space binding information, the vehicle binding information and the LoRa message, and then simplifies the corresponding relations among the vehicle and the parking space. When the vehicle is out of the garage, the corresponding parking space serial number can be directly obtained only by inquiring the vehicle serial number to be out of the garage, the vehicle searching time is greatly reduced, the vehicle searching efficiency is improved, the real-time states of all parking spaces in the parking lot can be recorded, the parking of subsequent vehicles entering the garage is convenient to arrange, the vehicle out-of-garage efficiency is improved, and the real-time performance and the orderliness of parking management are enhanced. The system meets the management requirement of 10000 vehicles in a single parking lot, and the vehicle positioning accuracy rate reaches more than 99%.
Preferably, the vehicle-mounted communication terminal is internally provided with an accelerometer, so that the motion state of a vehicle can be better captured, the time of Bluetooth scanning is optimized, and the power consumption is reduced.
The vehicle-mounted communication terminal with the LoRa gateway all includes the wireless radio frequency module of LoRa, and both carry out communication connection through the wireless radio frequency mode of LoRa.
Preferably, the LoRa gateway may determine the installation number and the installation location according to field tests.
The LoRa technology is based on a Sub-1GHz frequency band, has the advantages of low power consumption, wide coverage and low cost, and is more favorable for the requirements of flexible coverage and autonomous controllable Internet of things. Because the large-scale parking area of outdoor is great, the parking stall is many, and vehicle communication terminal is also many, if the radio frequency signal that a vehicle communication terminal sent is received by a plurality of loRa gateways, then every loRa gateway all forwards the message to data processing platform, and the platform is strong and weak according to the signal, and it is best to adopt the signal automatically, therefore the configuration can guarantee information transmission's accuracy and real-time with vehicle communication terminal quantity assorted loRa gateway, reduces the possibility that data lost.
Specifically, after the LoRa gateway is powered on, a long connection to the data processing platform is established based on the TCP/IP protocol, and all subsequent messages of the gateway are transmitted through the connection. The gateway supports state monitoring, remote upgrading and remote configuration, and can select a most appropriate spreading factor and transmitting power according to the wireless link condition of the terminal to minimize the power consumption of the terminal. The gateway also supports automatic reconnection and uplink data caching, and when the network is disconnected with the data processing platform or service connection fails, uplink messages can be cached for a certain time and reconnected, and the uplink messages are sent to the data processing platform again after a link is recovered.
Preferably, as shown in fig. 1, the system further comprises an application server. And the application server is used for accessing the vehicle-parking space corresponding relation table of the data processing platform and obtaining the latest corresponding parking space number when the vehicle number needing to be searched is input.
The vehicle-mounted communication terminal comprises 1 Cortex-M0+ L32 Bit low-power-consumption microprocessor, 1 Lierda LoRa wireless radio frequency communication module, 1 accelerometer chip and 1 BlueNRG Bluetooth module.
Parking stall earth magnetism testing terminal includes 1 Cortex-M0+ L32 Bit low-power consumption microprocessor, 1 PNI high accuracy magnetism and feels module and 1 BlueNRG bluetooth module.
Fig. 2 is a schematic flow chart of a parking management method for a new outdoor large-scale parking lot according to an embodiment of the present invention. As shown in fig. 2, the method comprises the steps of:
and S01, pre-burying a parking space geomagnetic detection terminal in each parking space, and sending parking space binding information to the data processing platform through an application interface of the data processing platform, wherein the parking space binding information carries the terminal number of the parking space geomagnetic detection terminal and the parking space number of the parking space where the parking space geomagnetic detection terminal is located.
And S02, the handheld terminal is used for sending vehicle binding information to the data processing platform when the vehicle enters the garage, and the vehicle binding information carries the terminal number of the vehicle-mounted communication terminal and the vehicle number of the vehicle in which the vehicle-mounted communication terminal is located.
And S03, the parking space geomagnetic detection terminal detects that the vehicle is parked in the parking space, and the terminal number and the parking space state of the parking space geomagnetic detection terminal are broadcasted through Bluetooth.
And S04, after the vehicle is parked in the parking space, the vehicle-mounted communication terminal scans the Bluetooth broadcast signals sent by the parking space geomagnetic detection terminal, extracts the terminal numbers of the parking space geomagnetic detection terminal in the Bluetooth broadcast signals, forms LoRa messages and uploads the LoRa messages to the LoRa gateway.
And S05, the LoRa gateway receives the LoRa message uploaded by the vehicle-mounted communication terminal and forwards the LoRa message to the data processing platform.
And S06, storing and processing the vehicle binding or unbinding information, the parking space binding information and the LoRa message by a data processing platform, generating a corresponding relation between the vehicle binding information and the parking space binding information according to the terminal number of the vehicle-mounted communication terminal and the terminal number of the geomagnetic parking space detection terminal in the LoRa message uploaded by the vehicle-mounted communication terminal, and simplifying a corresponding relation table of the vehicle and the parking space by combining the vehicle binding information and the parking space binding information.
And S07, when the vehicle is taken out of the garage, the parking space can be directly obtained by inquiring the vehicle number, the vehicle searching time is reduced, the garage-out efficiency is improved, the vehicle-mounted communication terminal is taken down and the hand-held terminal is used for sending the vehicle unbinding information, so that the vehicle-mounted communication terminal can be recycled, and the management cost is reduced.
In the embodiment, when the vehicle is put in storage, the vehicle-mounted communication terminal is installed at the front bumper of the vehicle head, the terminal number and the vehicle number are obtained through the handheld terminal, and the binding information is sent to the data processing platform. Because the area of the outdoor large-scale parking lot is large, vehicles are parked randomly when entering the garage, and accurate parking positions are not recorded, the difficulty of searching vehicles when the subsequent vehicles leave the garage is large, and the efficiency is low. Parking stall earth magnetism detection terminal can real-time detection parking stall state to come out parking stall earth magnetism monitoring terminal serial number and parking stall state through the bluetooth broadcasting. After the vehicle is parked stably on the parking space, the vehicle-mounted communication terminal mounted on the vehicle starts Bluetooth scanning, analyzes Bluetooth broadcast data of the geomagnetic detection terminal of the parking space in the parking space, forms a LoRa message, and forwards the LoRa message to the data processing platform through the LoRa gateway. The data processing platform generates corresponding relations among the vehicle, the vehicle-mounted communication terminal, the parking space geomagnetic detection terminal and the parking space through the stored parking space binding information, the vehicle binding information and the LoRa message, and then simplifies the corresponding relations among the vehicle and the parking space. When the vehicle is out of the garage, the corresponding parking space serial number can be directly obtained only by inquiring the vehicle serial number to be out of the garage, the vehicle searching time is greatly reduced, the vehicle searching efficiency is improved, the real-time states of all parking spaces in the parking lot can be recorded, the parking of subsequent vehicles entering the garage is convenient to arrange, the vehicle out-of-garage efficiency is improved, and the real-time performance and the orderliness of parking management are enhanced. The system meets the management requirement of 10000 vehicles in a single parking lot, and the vehicle positioning accuracy rate reaches more than 99%.
In this embodiment, application server makes the data application scope in the system wider, and the visuality is stronger, and the availability factor is higher, is convenient for vehicle discrepancy storehouse management more.
The reader should understand that in the description of the specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. An outdoor large parking lot parking management system, characterized in that the system comprises: the system comprises a handheld terminal, a vehicle-mounted communication terminal, a parking space geomagnetic detection terminal, a LoRa (remote radio) gateway and a data processing platform;
the handheld terminal is used for sending vehicle binding or unbinding information to the data processing platform, wherein the vehicle binding information carries a terminal number of the vehicle-mounted communication terminal and a vehicle number of a vehicle where the vehicle-mounted communication terminal is located, and the vehicle unbinding information carries the terminal number of the vehicle-mounted communication terminal and the vehicle number of the vehicle where the vehicle-mounted communication terminal is located;
the parking space geomagnetic detection terminal is pre-embedded in a parking space and used for detecting whether a vehicle is in the parking space or not, and broadcasting the terminal number of the parking space geomagnetic detection terminal and the parking space state through Bluetooth, wherein the terminal number of the parking space geomagnetic detection terminal is also pre-bound with the parking space number of the parking space where the parking space geomagnetic detection terminal is located to generate parking space binding information and is stored in the data processing platform;
the vehicle-mounted communication terminal is hung below a front bumper of a vehicle and used for scanning a Bluetooth broadcast signal sent by a parking space geomagnetic detection terminal when the vehicle is static, extracting a terminal number of the parking space geomagnetic detection terminal in the Bluetooth broadcast signal, forming a LoRa message by the terminal number and uploading the LoRa message to the LoRa gateway;
the LoRa gateway is used for receiving the LoRa message uploaded by the vehicle-mounted communication terminal and forwarding the LoRa message to the data processing platform;
the data processing platform is used for storing and processing the vehicle binding or unbinding information, the parking space binding information and the LoRa message, generating a corresponding relation between the vehicle binding information and the parking space binding information according to the terminal number of the vehicle-mounted communication terminal and the terminal number of the geomagnetic detection terminal of the parking space in the LoRa message uploaded by the vehicle-mounted communication terminal, and simplifying a vehicle-parking space corresponding relation table by combining the vehicle binding information and the parking space binding information.
2. The system for parking management of outdoor large parking lot according to claim 1, further comprising an application server;
and the application server is used for accessing the vehicle-parking space corresponding relation table of the data processing platform and obtaining the latest corresponding parking space number when the vehicle number needing to be searched is input.
3. The parking management system for the outdoor large-scale parking lot as claimed in claim 2, wherein an accelerometer is arranged in the vehicle-mounted communication terminal, so that the motion state of the vehicle can be better captured.
4. The parking management system for the outdoor large parking lot according to claim 3, wherein the LoRa gateways can determine the installation number and the installation positions according to field tests, the same vehicle-mounted communication terminal can send the same LoRa message through one or more LoRa gateways, and the data processing platform only receives the message forwarded by the LoRa gateway with the best signal aiming at the same LoRa message.
5. The parking management system for the outdoor large parking lot according to claim 4, wherein the vehicle-mounted communication terminal and the LoRa gateway both comprise a LoRa wireless radio frequency module, and the vehicle-mounted communication terminal and the LoRa gateway are in communication connection in a LoRa wireless radio frequency mode.
6. The system of claim 5, wherein the LoRa gateway establishes a long connection to the data processing platform based on TCP/IP protocol, and all subsequent messages from the LoRa gateway are transmitted through the connection.
7. The system as claimed in claim 6, wherein the LoRa gateway supports status monitoring, remote upgrading and remote configuration, and can select a most suitable spreading factor and transmission power according to the wireless link status of the vehicle-mounted communication terminal, thereby minimizing the power consumption of the terminal.
8. The system of claim 7, wherein the LoRa gateway further supports automatic reconnection and uplink data caching, and when the network is disconnected from the data processing platform or the service connection fails, the LoRa gateway caches an uplink message for a certain time, attempts reconnection, and retransmits the uplink message to the data processing platform after the link is restored.
9. An outdoor large parking lot parking management method is characterized by comprising the following steps:
s01, pre-burying a parking space geomagnetic detection terminal in each parking space, and sending parking space binding information to the data processing platform through an application interface of the data processing platform, wherein the parking space binding information carries a terminal number of the parking space geomagnetic detection terminal and a parking space number of a parking space where the parking space geomagnetic detection terminal is located;
s02, the handheld terminal is used for sending vehicle binding information to the data processing platform when the vehicle enters the garage, and the vehicle binding information carries the terminal number of the vehicle-mounted communication terminal and the vehicle number of the vehicle where the vehicle-mounted communication terminal is located;
s03, when the parking space geomagnetic detection terminal detects that the vehicle is parked in the parking space, the terminal number and the parking space state of the parking space geomagnetic detection terminal are broadcasted through Bluetooth;
s04, after the vehicle is parked in the parking space, the vehicle-mounted communication terminal scans the Bluetooth broadcast signals sent by the parking space geomagnetic detection terminal, extracts the terminal numbers of the parking space geomagnetic detection terminal in the Bluetooth broadcast signals, forms LoRa messages and uploads the LoRa messages to the LoRa gateway;
s05, the LoRa gateway receives the LoRa message uploaded by the vehicle-mounted communication terminal and forwards the LoRa message to the data processing platform;
s06, storing and processing the vehicle binding or unbinding information, the parking space binding information and the LoRa message by a data processing platform, generating a corresponding relation between the terminal number of the vehicle-mounted communication terminal and the terminal number of the geomagnetic parking space detection terminal in the uploaded LoRa message according to the terminal number of the vehicle-mounted communication terminal, and simplifying a vehicle-parking space corresponding relation table by combining the vehicle binding information and the parking space binding information;
and S07, when the vehicle is taken out of the garage, the parking space can be directly obtained by inquiring the vehicle number, the vehicle searching time is reduced, the garage-out efficiency is improved, the vehicle-mounted communication terminal is taken down and the hand-held terminal is used for sending the vehicle unbinding information, so that the vehicle-mounted communication terminal can be recycled, and the management cost is reduced.
10. The outdoor large parking lot parking management method according to claim 9, further comprising the steps of:
and S08, the application server accesses the vehicle-parking space corresponding relation table of the data processing platform, and when the vehicle number is input, the latest record of the parking space number is obtained.
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