CN111553992B - Parking space management equipment management method and system - Google Patents
Parking space management equipment management method and system Download PDFInfo
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- CN111553992B CN111553992B CN202010327707.9A CN202010327707A CN111553992B CN 111553992 B CN111553992 B CN 111553992B CN 202010327707 A CN202010327707 A CN 202010327707A CN 111553992 B CN111553992 B CN 111553992B
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
- G07B15/00—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
- G07B15/02—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points taking into account a variable factor such as distance or time, e.g. for passenger transport, parking systems or car rental systems
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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
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
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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
- G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
Abstract
The invention discloses a parking space management equipment management method, S1, an equipment control module obtains preset detection parameters; s2, the ultrasonic detection module carries out rapid distance measurement and feeds back the distance measurement result to the control module; and S3, the control module sends out a control command according to the distance fed back. The method and the system provided by the invention can effectively improve the starting speed of the equipment, can quickly snapshot or record after starting, quickly carry out human-computer interaction, quickly process data and upload network function service in time, optimize the process to reduce the energy consumption of the equipment in a working state, dynamically set the ultrasonic detection range and hardware configuration according to the environment and different probe accessories, and prolong the service life of the battery through the technologies.
Description
Technical Field
The invention relates to a parking space management equipment management method.
Background
Present open parking stall management equipment installs near the parking stall, whether the realization is gone into storage to the vehicle and is monitored through sending the ultrasonic wave, accomplish the back of putting into storage at the vehicle, charge the management to the vehicle, but because can't insert stable power in the parking stall, therefore equipment uses the battery to supply power usually, however, the capacity of battery is limited, equipment power consumptive soon, need frequently change the battery or supply power for battery equipment, this leads to parking stall management equipment management very inconvenient, is unfavorable for open parking stall management equipment's using widely. And the common ultrasonic detection is long-time power supply, and the power consumption is very large during the ultrasonic work and detection, so that how to more effectively and reasonably use the power supply and reduce the energy consumption of equipment is a big problem faced by most parking space management equipment manufacturers at present.
In addition, the parking management device comprises a plurality of hardware modules, each hardware module needs a certain time for registering and driving, some hardware modules particularly relate to 3g modules and 4g modules, communication can be achieved only by connecting with the base station registration module, the process usually needs 5s or even longer time, timeliness of the device functions is greatly affected, better service cannot be provided, and even functions can be mistaken occasionally. For real-time data products, the length of the system starting time directly affects the user experience, and in order to improve the electricity utilization duration of the equipment, the working time of part of functional modules needs to be reduced, so how to quickly start the equipment and shorten the system starting time is a very critical technical point, and the product competitiveness is favorably improved.
Disclosure of Invention
As shown in fig. 1, in an open parking lot, a parking space management device including an ultrasonic detector is generally installed at a position 18 cm away from a frame on a parking space (which can be adjusted according to the length of an actual parking space), so that the ultrasonic detection distance generally covers half of the parking space, the ultrasonic detector regularly transmits ultrasonic waves to detect the distance of an object in the parking space, the transmission time is subtracted from the echo time to calculate the distance, and vehicles are counted when the distance is generally less than 5 meters and greater than 0.2 meters, and the ultrasonic waves are only used for judging whether to start the parking space management device. As shown in fig. 1. When the parking equipment is started, the parking lot is photographed, the vehicle is captured and monitored after the vehicle is put in a warehouse, the service time of the vehicle is judged, and the service cost of the vehicle in the parking place is calculated according to the time when the vehicle is taken out of the warehouse.
In order to improve the service time of parking space management equipment, the invention provides a parking space management equipment management method, which comprises the following steps:
s1, the equipment control module acquires preset detection parameters;
s2, the ultrasonic detection module carries out rapid distance measurement and feeds back the distance measurement result to the control module;
and S3, the control module sends out a control command according to the distance fed back.
The step S3 further includes:
when the distance is reduced from big to small and meets a set threshold value, a vehicle or an obstacle enters the system, the Internet of things module is quickly started on the vehicle or the obstacle, and the Internet of things module is controlled to monitor and analyze data to report;
when the distance is changed from small to large and meets a set threshold value, the vehicle or the obstacle is considered to leave, and the equipment is quickly started for real-time monitoring and analysis data reporting within 5 seconds after the vehicle or the obstacle leaves;
when the distance changes from a long-time stable state to a dynamic state, the vehicle or the obstacle changes, and the equipment quickly starts the Internet of things module to monitor and analyze data and report;
and the monitoring and analyzing data is reported to a network background, wherein the monitoring and analyzing data comprises the analysis results of photographing, license plate recognition and picture data uploading.
Preferably, the control module further comprises three operation modes of a normal mode, a timing mode and a low power consumption mode:
in the normal mode, the control module performs normal power supply management according to the ultrasonic detection distance information; when the vehicle enters or leaves, all modules of the equipment work normally;
the timing mode starts the control module according to a set period, the ultrasonic detection and Internet of things module is in a dormant state in the timing period, and the control module only keeps a timing function of starting timing every minute; when the time of the timing period reaches the set time, the equipment starts the Internet of things module to collect and report data, the reporting is completed, and the equipment enters the next timing period;
in the low power consumption mode, the equipment enters the low power consumption mode according to a synchronous set time period of the network server, only the control module is reserved to start the timing function every minute in the time period, and other functional modules keep dormant.
Preferably, the timing mode further comprises:
after the vehicle leaves, the equipment enters a timing cycle 1 detection mode, wherein the timing cycle 1 detection mode is a mode for starting the control module to work and detecting ultrasonic waves within a timing cycle A seconds, and the control module enters a low power consumption mode within the cycle;
after the vehicle is stable, the device enters a timing cycle 2 detection mode, wherein the timing cycle 2 detection mode is a mode that the timing cycle is B seconds, the control module starts to work and ultrasonic detection is carried out, and in the period, the control module enters a low power consumption mode, wherein B is larger than A.
Preferably, the step S3 further includes:
when the detection distance of the ultrasonic detection module is stable, the control module controls the ultrasonic detection module to perform low-power-consumption mode timing period detection according to set parameters fed back by the Internet of things module, the control module is started to work and perform ultrasonic detection at regular time, in the period, the control module enters a low-power-consumption mode, the power consumption is within 100 microamperes, when the detection of the ultrasonic detection module is completed, the power supply of the ultrasonic detection module is disconnected, after the timing period is finished, the ultrasonic detection module is powered on to perform the next distance detection action, wherein the detection period is set by information fed back by the Internet of things.
Preferably, the device only reserves the camera, the storage chip and the RTC timing module by optimizing a system registration mechanism, so that the system starting speed is increased.
In addition, the present invention provides a parking space management apparatus management system, including:
the parameter acquisition module is used for acquiring preset detection parameters;
the ultrasonic detection module is used for rapidly measuring the distance and feeding back the distance measurement result to the control module;
and the control module sends out a control command according to the distance fed back.
The control module further comprises:
when the distance is reduced from big to small and meets a set threshold value, a vehicle or an obstacle enters the system, the Internet of things module is quickly started on the vehicle or the obstacle, and the Internet of things module is controlled to monitor and analyze data to report;
when the distance is changed from small to large and meets a set threshold value, the vehicle or the obstacle is considered to leave, and the equipment is quickly started for real-time monitoring and analysis data reporting within 5 seconds after the vehicle or the obstacle leaves;
when the distance changes from a long-time stable state to a dynamic state, the vehicle or the obstacle changes, and the equipment quickly starts the Internet of things module to monitor and analyze data and report;
and the monitoring and analyzing data is reported to a network background, wherein the monitoring and analyzing data comprises the analysis results of photographing, license plate recognition and picture data uploading.
According to the technical scheme, the parking space management equipment is managed, the starting speed of the equipment is increased, the equipment can be quickly snapped or recorded after being started, man-machine interaction is quickly carried out, data can be quickly processed and network function services can be uploaded in time, meanwhile, the flow is optimized to reduce the energy consumption of the equipment in a working state, the ultrasonic detection range and hardware configuration can be dynamically set according to the environment and different probe accessories, and the service life of a battery is prolonged through the technologies.
Drawings
Fig. 1 is a schematic flow chart illustrating a parking space management apparatus management method according to an embodiment of the present application;
FIG. 2 is a schematic flow chart illustrating updating of device parameters according to an embodiment of the present application;
FIG. 3 is a schematic diagram of the boot-up of an unoptimized HuaweiLiteOS;
FIG. 4 is a schematic diagram illustrating boot-up of the optimized HuaweiLiteOS according to the embodiment of the present application;
fig. 5 is a performance diagram of a method for managing a parking space management device.
Fig. 6 is a graph of performance for the detection mode using timing cycle 1.
Fig. 7 is a graph of performance for the detection mode using timing cycle 2.
Fig. 8 is a graph of performance in a low power mode.
Detailed Description
The invention will now be described in detail with reference to the preferred embodiments thereof.
Example one
As shown in fig. 1, the embodiment provides a parking space management apparatus management method, including:
s1, the equipment control module acquires preset detection parameters;
after the equipment is powered on, the equipment control module controls the Internet of things module to start, self-checking is carried out, information such as an equipment serial number, an equipment 4G signal, battery electric quantity, a camera state, a sim card number, an emmc storage state and an ultrasonic distance of the equipment is reported to a network background, and the equipment carries out rtc time synchronization according to real-time fed back by the network background.
After the self-checking process is finished, the equipment control module acquires preset detection parameters, the preset detection parameters are set in an equipment research and development stage, a plurality of groups of ultrasonic control parameters are acquired by simulating various road environment conditions, the control parameters are preset in the equipment to serve as detection parameters, the detection parameters are used for controlling the ultrasonic detection module, and the detection distance, the detection sensitivity, the filtering of small road obstacles, the filtering of rainwater, the filtering of road noise interference and other detailed items of the ultrasonic detection module can be controlled.
When the installer installs the equipment, the installer uses the construction app to bind the equipment and the parking space, and sets installation environment parameters including parking space length specifications, parking space categories, road surface conditions and noise degree. After the setting is finished, the construction app automatically reports the information of the equipment to the website background. The website background automatically adapts to the parameter types needed by the ultrasonic detection module. When the equipment is powered on and started, the equipment self-checking information is reported to a background and related setting parameters are obtained, after the setting parameter types of the ultrasonic detection module are obtained, data storage is carried out and dynamic parameter setting is carried out on the ultrasonic detection module, and when the equipment is powered off and started, the ultrasonic setting parameters are read, so that the dynamic setting parameters are achieved and are not lost.
In the using process of the equipment, if the environment changes, the website background feeds back the key information of the equipment through data comparison, and the operation and maintenance personnel select and set the ultrasonic parameter types according to the actual conditions. Meanwhile, the addition of new ultrasonic control parameters is supported, and the ultrasonic control parameter model is updated through the remote upgrading of the control module, as shown in fig. 2.
S2, the ultrasonic detection module carries out rapid distance measurement and feeds back the distance measurement result to the control module;
the ultrasonic detection module comprises an ultrasonic detector, the ultrasonic detector transmits ultrasonic waves at regular time according to set parameters to detect the distance of an object in the parking space, and the distance is measured according to the ultrasonic echo time and the transmitting time.
And S3, the control module sends out a control command according to the distance fed back.
When the distance is reduced from big to small and meets the set threshold value, the vehicle or the obstacle enters the system, the Internet of things module is started quickly at the vehicle or the obstacle, and the Internet of things module is controlled to monitor and report the analysis data.
And when the distance is changed from large to small and the distance is stable and unchanged within a certain time, judging that the vehicle is in a stable state.
When the distance is changed from small to large and meets a set threshold value, the vehicle or the obstacle leaves, and the equipment is quickly started for real-time monitoring and analysis data reporting within 5 seconds after the vehicle or the obstacle leaves.
When the distance changes from a long-time stable state to a dynamic state, the vehicle or the obstacle changes, and the equipment quickly starts the Internet of things module to monitor and analyze data and report.
And the monitoring and analyzing data is reported to a network background, wherein the monitoring and analyzing data comprises the analysis results of photographing, license plate recognition and picture data uploading. And after receiving the information fed back by the network background, controlling the Internet of things module to enter a standby state.
And in the time period when the vehicle is parked in the parking space or leaves the parking space, the timer in the control module is used for timing, and the operations of equipment self-checking, parking evidence obtaining and the like are carried out according to the set time.
In order to achieve the purpose of saving power of the equipment, the control module further comprises three working modes, namely a normal mode, a timing mode and a low power consumption mode.
In the normal mode, the control module performs normal power supply management according to the ultrasonic detection distance information; when the vehicle enters or leaves, the three modules of the equipment work normally.
The timing mode starts the control module according to a set period, the ultrasonic detection and the Internet of things module are in a dormant state in the timing period, and the control module only keeps a timing function of starting timing every minute. When the time of the timing period reaches the set time, the equipment starts the Internet of things module to collect and report data, the report is completed, and the equipment enters the next timing period.
For example, the control module defaults to 15 minutes as a timing period, the control module timer wakes up for timing every 1 minute, the timing ending device enters a low power consumption mode, the total time reaches 15 minutes, the internet of things module is triggered and started to collect and report data, after the data report is completed, the device enters the low power consumption mode, and the events in the 15-minute period timing are repeatedly performed. The parameters of the timing period of 15 minutes can be adjusted and modified through a website background.
And in the low power consumption mode, the equipment enters an ultra-low power consumption mode according to the synchronous set time period of the network server. In the time period, only the timing function of the control module is started every minute in a timing mode, and the ultrasonic detection and Internet of things module is kept dormant.
Wherein the timing pattern further comprises:
after the vehicle leaves, the equipment enters a timing cycle 1 detection mode, wherein the timing cycle 1 detection mode refers to a mode of starting the control module to work and performing ultrasonic detection within a timing cycle of 3 seconds, and in the cycle, the control module enters a low power consumption mode and consumes less than 100 microamps of power.
After the vehicle is stopped stably, the device enters a timing period 2 detection mode, the timing period 2 detection mode is a mode that the timing period starts the control module to work and ultrasonic detection is 5 seconds, in the period, the control module enters a low power consumption mode, the power consumption is within 100 microamperes, when the ultrasonic detection module finishes detection, the power supply of the ultrasonic detection module is disconnected, after the timing period is finished, the ultrasonic detection module is electrified to carry out next distance detection action, wherein the length of the detection period is set by information fed back by the internet of things.
The Internet of things module can comprise a Haesi chip and a module built by a 4G internet module; the control module enters the low power consumption mode, namely, the control module is in a dormant state and only keeps the function of timing and starting every minute.
In addition, the control current is controlled within 1ma, most chip pins of the control module are closed by closing the internet of things module, closing the ultrasonic detection module and only reserving one timing clock, the control module is enabled to enter a power-down mode, the power consumption is within 100 microamperes, the control module is wakened up after the timing clock reaches a set 5-second period, and the control module sends an ultrasonic detection command. The average power consumption of the control module during starting is within 6ma, the actual starting working time is 0.1s, and after 0.1s, the equipment enters a 5-second-period low-power-consumption mode below 100 microamps.
The detection period is set by accessing a network background by http in an equipment internet of things mode, the network background reads configuration information of the equipment according to an id number of the equipment and transmits the configuration information back to the equipment, and the equipment performs corresponding setting according to the configuration information. Each device module can individually set configuration information. The configuration information includes: whether to work normally/work mode setting/whether to log upload/whether to self-check/evidence-taking/timing mode interval/whether to activate status light effect/low power prompt/whether to upgrade, etc. When the ultrasonic detection module is replaced, the configuration management of the new ultrasonic detection module can be realized by updating the configuration information of the ultrasonic detection module, so that the hardware of the equipment can be updated conveniently.
Further, in order to improve the starting speed of the equipment, the internet of things module only keeps module drivers such as a camera, a storage chip and an RTC (real time clock) timing module for optimization and registration through an optimization system registration mechanism, and enters a working state within 1 second. And the other equipment modules register for use according to the use requirements.
In the invention, the HuaweiLiteOS is specifically adopted as the operating system of the device, under the normal condition, the starting speed of the unoptimized HuaweiLiteOS is over 1S, and the common starting process is shown in figure 3. And rapidly starting a scheme software optimization part. The startup flow chart is shown in fig. 4. Fast start global optimization principle: and ensuring the normal operation of the functional event under the condition of ensuring the starting speed.
The uboot starting time is mainly influenced by factors such as the size of the uboot image, the driving initialization time, the loading rate of the size image of the loaded image and the like, the starting time of the non-optimized uboot is about 1S, the mini-uboot of the rapid starting device is mainly optimized aiming at the points, and the starting time of the mini-uboot is controlled within 100 ms. The optimized mini-uboot does not have debugging functions such as command line and serial port upgrading, only has a quick starting function, the mini-uboot is started depending on bootcmd and bootargs in the loop mirror variable partition, and the position of the mini-uboot loading mirror image can be adjusted by configuring the bootcmd and the bootargs. The Mini-uboot is generally optimized by means of cutting a command line related code, cutting an environment variable related code and cutting a drive code (network and command line) which does not use a module.
To meet the requirement of quick start, a series of cutting is carried out on Kernel. And guiding Kernel to start through the settings of bootargs, and inhibiting the Kernel from instantly printing, cutting part of power management and cutting the network protocol ipv 6. In addition, the USB module consumes a certain time when being initialized, and the USB module is compiled into the ko file to delay the initialization, so that the starting time of Kernel is effectively shortened, and only necessary jffs2 file system support is reserved. In addition, a system registration mechanism is optimized, only module drives such as a camera, a storage chip and RTC timing are reserved, and after optimization, the keenel can finish normal starting within 500 ms.
Fig. 5 to 8 are specific usage effect diagrams of the parking space management device management method according to the embodiment.
Fig. 5 is a performance diagram of the parking space management apparatus management method, in which the ultrasonic wave and control mode are normally operated every second, and 86400 detections are performed in 24 hours, and in the case where the number of times of test vehicle entrance and exit is fixed, the 19200ma battery can be used for only 43 days.
Fig. 6 is a graph of performance for the timed cycle 1 test mode, where ultrasonic testing is controlled every 3 seconds, and the 24 hour test is performed 28800 times, and where the number of test vehicle entries and exits is fixed, the 19200ma battery can be used for 67 days.
Fig. 7 is a graph of efficacy for the timed cycle 2 test mode, with ultrasonic testing controlled every 5 seconds, 17280 tests for 24 hours, and with fixed vehicle in and out times, the 19200ma battery can be used for 75.6 days.
Fig. 8 is a performance diagram of the low power mode, setting the device to enter low power time period detection 20: 00-07: 00, the low power consumption time is 11 hours, the normal work is 13 hours, the power supply hybrid control work mode is adopted, ultrasonic detection is controlled every 5 seconds, the detection is 9360 times in 13 hours, the low power consumption time period is 11 hours, the detection is 660 times, and under the condition that the number of times of the test vehicle entering and exiting is fixed, a 19200ma battery can be used for 82.6 days.
Through the comparison of theory and real test data, the parking space management equipment management method of the embodiment can greatly prolong the working time of the equipment and improve the standby efficiency of the equipment.
This embodiment provides a parking stall management equipment management system, and the system includes:
the device control module acquires preset detection parameters;
after the equipment is powered on, the equipment control module controls the Internet of things module to start, self-checking is carried out, information such as an equipment serial number, an equipment 4G signal, battery electric quantity, a camera state, a sim card number, an emmc storage state and an ultrasonic distance of the equipment is reported to a network background, and the equipment carries out rtc time synchronization according to real-time fed back by the network background.
After the self-checking process is finished, the equipment control module acquires preset detection parameters, the preset detection parameters are set in an equipment research and development stage, a plurality of groups of ultrasonic control parameters are acquired by simulating various road environment conditions, the control parameters are preset in the equipment to serve as detection parameters, the detection parameters are used for controlling the ultrasonic detection module, and the detection distance, the detection sensitivity, the filtering of small road obstacles, the filtering of rainwater, the filtering of road noise interference and other detailed items of the ultrasonic detection module can be controlled.
When the installer installs the equipment, the installer uses the construction app to bind the equipment and the parking space, and sets installation environment parameters including parking space length specifications, parking space categories, road surface conditions and noise degree. After the setting is finished, the construction app automatically reports the information of the equipment to the website background. The website background automatically adapts to the parameter types needed by the ultrasonic detection module. When the equipment is powered on and started, the equipment self-checking information is reported to a background and related setting parameters are obtained, after the setting parameter types of the ultrasonic detection module are obtained, data storage is carried out and dynamic parameter setting is carried out on the ultrasonic detection module, and when the equipment is powered off and started, the ultrasonic setting parameters are read, so that the dynamic setting parameters are achieved and are not lost.
In the using process of the equipment, if the environment changes, the website background feeds back the key information of the equipment through data comparison, and the operation and maintenance personnel select and set the ultrasonic parameter types according to the actual conditions. Meanwhile, the addition of new ultrasonic control parameters is supported, and the ultrasonic control parameter model is updated through the remote upgrading of the control module, as shown in fig. 2.
The ranging feedback module is used for rapidly ranging through the ultrasonic detection module and feeding back a ranging result to the control module;
the ultrasonic detection module comprises an ultrasonic detector, the ultrasonic detector transmits ultrasonic waves at regular time according to set parameters to detect the distance of an object in the parking space, and the distance is measured according to the ultrasonic echo time and the transmitting time.
And the control module sends out a control command according to the distance fed back.
When the distance is reduced from big to small and meets the set threshold value, the vehicle or the obstacle enters the system, the Internet of things module is started quickly at the vehicle or the obstacle, and the Internet of things module is controlled to monitor and report the analysis data.
And when the distance is changed from large to small and the distance is stable and unchanged within a certain time, judging that the vehicle is in a stable state.
When the distance is changed from small to large and meets a set threshold value, the vehicle or the obstacle leaves, and the equipment is quickly started for real-time monitoring and analysis data reporting within 5 seconds after the vehicle or the obstacle leaves.
When the distance changes from a long-time stable state to a dynamic state, the vehicle or the obstacle changes, and the equipment quickly starts the Internet of things module to monitor and analyze data and report.
And the monitoring and analyzing data is reported to a network background, wherein the monitoring and analyzing data comprises the analysis results of photographing, license plate recognition and picture data uploading. And after receiving the information fed back by the network background, controlling the Internet of things module to enter a standby state.
And in the time period when the vehicle is parked in the parking space or leaves the parking space, the timer in the control module is used for timing, and the operations of equipment self-checking, parking evidence obtaining and the like are carried out according to the set time.
In order to achieve the purpose of saving power of the equipment, the control module further comprises three working modes, namely a normal mode, a timing mode and a low power consumption mode.
In the normal mode, the control module performs normal power supply management according to the ultrasonic detection distance information; when the vehicle enters or leaves, the three modules of the equipment work normally.
The timing mode starts the control module according to a set period, the ultrasonic detection and the Internet of things module are in a dormant state in the timing period, and the control module only keeps a timing function of starting timing every minute. When the time of the timing period reaches the set time, the equipment starts the Internet of things module to collect and report data, the report is completed, and the equipment enters the next timing period.
For example, the control module defaults to 15 minutes as a timing period, the control module timer wakes up for timing every 1 minute, the timing ending device enters a low power consumption mode, the total time reaches 15 minutes, the internet of things module is triggered and started to collect and report data, after the data report is completed, the device enters the low power consumption mode, and the events in the 15-minute period timing are repeatedly performed. The parameters of the timing period of 15 minutes can be adjusted and modified through a website background.
And in the low power consumption mode, the equipment enters an ultra-low power consumption mode according to the synchronous set time period of the network server. In the time period, only the timing function of the control module is started every minute in a timing mode, and the ultrasonic detection and Internet of things module is kept dormant.
Wherein the timing pattern further comprises:
after the vehicle leaves, the equipment enters a timing cycle 1 detection mode, wherein the timing cycle 1 detection mode refers to a mode of starting the control module to work and performing ultrasonic detection within a timing cycle of 3 seconds, and in the cycle, the control module enters a low power consumption mode and consumes less than 100 microamps of power.
After the vehicle is stopped stably, the equipment enters a timing cycle 2 detection mode, wherein the timing cycle 2 detection mode is a mode that the control module is started to work and ultrasonic detection is carried out within a timing cycle of 5 seconds, and in the cycle, the control module enters a low power consumption mode and consumes less than 100 microamps of power.
The internet of things module can comprise a Haisi chip and a module built by a 4G internet module,
in addition, the control current is controlled within 1ma, most chip pins of the control module are closed by closing the internet of things module, closing the ultrasonic detection module and only reserving one timing clock, the control module is enabled to enter a power-down mode, the power consumption is within 100 microamperes, the control module is wakened up after the timing clock reaches a set 5-second period, and the control module sends an ultrasonic detection command. The average power consumption of the control module during starting is within 6ma, the actual starting working time is 0.1s, and after 0.1s, the equipment enters a 5-second-period low-power-consumption mode below 100 microamps.
In addition, the control module further includes:
when the detection distance of the ultrasonic detection module is stable, the control module controls the ultrasonic detection module to perform power consumption reduction timing period detection according to the set parameters fed back by the Internet of things module,
when the detection of the ultrasonic detection module is finished, the power supply of the detection module is disconnected, and after the timing period is finished, the detection module is controlled to be electrified to carry out the next distance detection action.
The length of the detection period is set by information fed back by the Internet of things; the low-power-consumption mode timing cycle detection means that the time length of a timing cycle is prolonged, and only the ultrasonic detection module and the RTC timing module are started.
The detection period is set by accessing a network background by http in an equipment internet of things mode, the network background reads configuration information of the equipment according to an id number of the equipment and transmits the configuration information back to the equipment, and the equipment performs corresponding setting according to the configuration information. Each device can individually set configuration information. The configuration information includes: whether to work normally/work mode setting/whether to log upload/whether to self-check/evidence-taking/timing mode interval/whether to activate status light effect/low power prompt/whether to upgrade, etc.
Further, in order to improve the starting speed of the equipment, the internet of things module only keeps module drivers such as a camera, a storage chip and an RTC (real time clock) timing module for optimization and registration through an optimization system registration mechanism, and enters a working state within 1 second. And the other equipment modules register for use according to the use requirements.
According to the technical scheme, the parking space management equipment is optimally managed, so that the service life of the equipment can be effectively prolonged on the premise of ensuring the working efficiency, the power-saving effect is achieved, and the parking space management equipment is favorably popularized and used.
The technical solution of the embodiment of the present application may be embodied in the form of a software product, where the computer software product is stored in a storage medium and includes one or more instructions to enable a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method of the embodiment of the present application. And the aforementioned storage medium may be a non-transitory storage medium comprising: a U-disk, a removable hard disk, a Read-only memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other media capable of storing program codes, and may also be a transient storage medium.
The words used in this application are words of description only and not of limitation of the claims. As used in the description of the embodiments and the claims, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Similarly, the term "and/or" as used in this application is meant to encompass any and all possible combinations of one or more of the associated listed. Furthermore, the terms "comprises" and/or "comprising," when used in this application, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
The various aspects, implementations, or features of the described embodiments can be used alone or in any combination. Aspects of the described embodiments may be implemented by software, hardware, or a combination of software and hardware. The described embodiments may also be embodied by a computer-readable medium having computer-readable code stored thereon, the computer-readable code comprising instructions executable by at least one computing device. The computer readable medium can be associated with any data storage device that can store data which can be read by a computer system. Exemplary computer readable media can include read-only memory, random-access memory, CD-ROMs, HDDs, DVDs, magnetic tape, and optical data storage devices, among others. The computer readable medium can also be distributed over network coupled computer systems so that the computer readable code is stored and executed in a distributed fashion.
The above description of the technology may refer to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration embodiments in which the described embodiments may be practiced. These embodiments, while described in sufficient detail to enable those skilled in the art to practice them, are non-limiting; other embodiments may be utilized and changes may be made without departing from the scope of the described embodiments. For example, the order of operations described in a flowchart is non-limiting, and thus the order of two or more operations illustrated in and described in accordance with the flowchart may be altered in accordance with several embodiments. As another example, in several embodiments, one or more operations illustrated in and described with respect to the flowcharts are optional or may be eliminated. Additionally, certain steps or functions may be added to the disclosed embodiments, or two or more steps may be permuted in order. All such variations are considered to be encompassed by the disclosed embodiments and the claims.
Additionally, terminology is used in the foregoing description of the technology to provide a thorough understanding of the described embodiments. However, no unnecessary detail is required to implement the described embodiments. Accordingly, the foregoing description of the embodiments has been presented for purposes of illustration and description. The embodiments presented in the foregoing description and the examples disclosed in accordance with these embodiments are provided solely to add context and aid in the understanding of the described embodiments. The above description is not intended to be exhaustive or to limit the described embodiments to the precise form disclosed. Many modifications, alternative uses, and variations are possible in light of the above teaching. In some instances, well known process steps have not been described in detail in order to avoid unnecessarily obscuring the described embodiments.
Claims (4)
1. The utility model provides a parking stall management equipment management system, its parking area parking stall management equipment that is used for installing at a certain distance from parking stall top frame which characterized in that, the system includes:
the parameter acquisition module is used for acquiring preset detection parameters;
the ultrasonic detection module is used for rapidly measuring the distance and feeding back the distance measurement result to the control module;
the control module sends out a control command according to the distance fed back;
the control module further comprises:
when the distance is reduced from big to small and meets a set threshold value, a vehicle or an obstacle enters the system, the Internet of things module is quickly started on the vehicle or the obstacle, and the Internet of things module is controlled to monitor and analyze data to report;
when the distance is changed from small to large and meets a set threshold value, the vehicle or the obstacle leaves, the equipment is quickly started for real-time monitoring and data report analysis within N seconds after the vehicle or the obstacle leaves, and N is less than 60;
when the distance changes from a long-time stable state to a dynamic state, the vehicle or the obstacle changes, and the equipment quickly starts the Internet of things module to monitor and analyze data and report;
the monitoring and analyzing data is reported to a network background, wherein the monitoring and analyzing data comprises the analysis results of photographing, license plate recognition and picture data uploading;
the control module further comprises three working modes of a normal mode, a timing mode and a low power consumption mode:
in the normal mode, the control module performs normal power supply management according to the ultrasonic detection distance information; when the vehicle enters or leaves, all modules of the equipment work normally;
the timing mode starts the control module according to a set period, the ultrasonic detection and Internet of things module is in a dormant state in the timing period, and the control module only keeps a timing function of starting timing every minute; when the time of the timing period reaches the set time, the equipment starts the Internet of things module to collect and report data, the reporting is completed, and the equipment enters the next timing period;
in the low-power-consumption mode, the equipment enters the low-power-consumption mode according to a synchronous set time period of the network server, only the control module is reserved to start the timing function every minute in the time period, and other functional modules are kept dormant;
after the vehicle leaves, the equipment enters a timing cycle 1 detection mode, wherein the timing cycle 1 detection mode is a mode for starting the control module to work and detecting ultrasonic waves within a timing cycle A seconds, and the control module enters a low power consumption mode within the cycle;
after the vehicle is stopped stably, the equipment enters a timing cycle 2 detection mode, wherein the timing cycle 2 detection mode is a mode that the timing cycle is B seconds, the control module is started to work and ultrasonic detection is carried out, and in the cycle, the control module enters a low power consumption mode, wherein B is larger than A;
the control module further comprises:
when the detection distance of the ultrasonic detection module is stable, the control module controls the ultrasonic detection module to perform low-power-consumption mode timing cycle detection according to the set parameters fed back by the Internet of things module, the power supply of the detection module is disconnected when the detection of the ultrasonic detection module is finished, and the detection module is controlled to be powered on to perform the next distance detection action after the timing cycle is finished; the detection period length is set by information fed back by the Internet of things, and the low-power-consumption mode timing period detection means that the time length of a timing period is prolonged and only the ultrasonic detection module and the RTC timing module are started.
2. The parking space management device management system according to claim 1, wherein the device only retains the camera, the storage chip, and the RTC timing module by optimizing a system registration mechanism, thereby increasing a system start speed.
3. A parking space management device management method is used for a parking space management device of a parking lot which is installed at a certain distance from a side frame of a parking space, and is characterized by comprising the following steps:
s1, the equipment control module acquires preset detection parameters;
s2, the ultrasonic detection module carries out rapid distance measurement and feeds back the distance measurement result to the control module;
s3, the control module sends out a control command according to the distance fed back;
the step S3 further includes:
when the distance is reduced from big to small and meets a set threshold value, a vehicle or an obstacle enters the system, the Internet of things module is quickly started on the vehicle or the obstacle, and the Internet of things module is controlled to monitor and analyze data to report;
when the distance is changed from small to large and meets a set threshold value, the vehicle or the obstacle leaves, the equipment is quickly started for real-time monitoring and data report analysis within N seconds after the vehicle or the obstacle leaves, and N is less than 60;
when the distance changes from a long-time stable state to a dynamic state, the vehicle or the obstacle changes, and the equipment quickly starts the Internet of things module to monitor and analyze data and report;
the monitoring and analyzing data is reported to a network background, wherein the monitoring and analyzing data comprises the analysis results of photographing, license plate recognition and picture data uploading;
the control module further comprises three working modes of a normal mode, a timing mode and a low power consumption mode:
in the normal mode, the control module performs normal power supply management according to the ultrasonic detection distance information; when the vehicle enters or leaves, all modules of the equipment work normally;
the timing mode starts the control module according to a set period, the ultrasonic detection and Internet of things module is in a dormant state in the timing period, and the control module only keeps a timing function of starting timing every minute; when the time of the timing period reaches the set time, the equipment starts the Internet of things module to collect and report data, the reporting is completed, and the equipment enters the next timing period;
in the low-power-consumption mode, the equipment enters the low-power-consumption mode according to a synchronous set time period of the network server, only the control module is reserved to start the timing function every minute in the time period, and other functional modules are kept dormant;
the timing pattern further comprises:
after the vehicle leaves, the equipment enters a timing cycle 1 detection mode, wherein the timing cycle 1 detection mode is a mode for starting the control module to work and detecting ultrasonic waves within a timing cycle A seconds, and the control module enters a low power consumption mode within the cycle; after the vehicle is stopped stably, the equipment enters a timing cycle 2 detection mode, wherein the timing cycle 2 detection mode is a mode that the timing cycle is B seconds, the control module is started to work and ultrasonic detection is carried out, and in the cycle, the control module enters a low power consumption mode, wherein B is larger than A;
the step S3 further includes:
when the detection distance of the ultrasonic detection module is stable, the control module controls the ultrasonic detection module to perform low-power-consumption mode timing periodic detection according to set parameters fed back by the Internet of things module, the control module is started to work and perform ultrasonic detection at regular time, in the period, the control module enters a low-power-consumption mode, when the detection of the ultrasonic detection module is completed, the power supply of the ultrasonic detection module is disconnected, after the timing period is finished, the ultrasonic detection module is electrified to perform the next distance detection action, wherein the length of the detection period is set by information fed back by the Internet of things.
4. The parking space management device management method according to claim 3, wherein the device only keeps registration of the camera, the storage chip and the RTC timing module by optimizing a system registration mechanism.
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| CN111508269B (en) * | 2020-04-23 | 2021-05-18 | 深圳智优停科技有限公司 | Open type parking space vehicle distinguishing method and device based on image recognition |
| CN112130168B (en) * | 2020-09-11 | 2023-04-14 | 北京埃福瑞科技有限公司 | Train position state detection method and system for turn-back control |
| CN112927553A (en) * | 2021-01-21 | 2021-06-08 | 姜华 | Management service logic system based on roadside parking |
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