CN212535256U - Thing networking parking stall lock control panel and parking stall lock control system - Google Patents
Thing networking parking stall lock control panel and parking stall lock control system Download PDFInfo
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- CN212535256U CN212535256U CN202020094575.5U CN202020094575U CN212535256U CN 212535256 U CN212535256 U CN 212535256U CN 202020094575 U CN202020094575 U CN 202020094575U CN 212535256 U CN212535256 U CN 212535256U
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Abstract
The utility model discloses an internet of things parking stall lock control panel and control system, which comprises a central processing unit, a communication unit and a driving unit, wherein the communication unit is connected with the driving unit through a serial port, and comprises a GSM/GPRS module and an SIM card module; the driving unit comprises a data acquisition circuit, a motor control circuit, a power management circuit and an input/output port; the central processing unit is respectively connected with the data acquisition circuit, the motor control circuit, the power management circuit and the input/output port; the data acquisition circuit is connected with an external acquisition device; the output end of the motor control circuit is connected with an external control motor; the power management circuit is connected with the power supply battery. The parking stall lock supports a three-network communication protocol, and the SIM card can automatically access the network after being inserted; the GPRS communication adopts a GSM/GPRS 2G industrial communication module of a middle-shift physical connection, and has the characteristics of high cost performance, low power consumption, strong anti-interference capability, wide network coverage and the like.
Description
Technical Field
The utility model belongs to wisdom parking field, concretely relates to thing networking parking stall lock control panel and parking stall lock control system.
Background
The internet of things (IoT) is the internet with which things are connected, and the IoT is an application expansion of the internet, and is not a network, but a business and an application. Different terminal devices and background applications are released according to different application occasions, for example, applications such as parking lot management can be released aiming at intelligent parking, and therefore unified management and control of each parking space are needed.
To manage parking spaces in a unified manner, it is necessary to collect vehicle parking information, vehicle parking departure time records, parking space opening and closing, and other management, and a parking space lock is installed in each parking space, so that the parking space lock can realize the functions. The terminal nodes of the network management system need to have information acquisition and interaction functions, and common communication modes include different modes such as WiFi, LoRa, NB-Iot, GPRS, 4G, wired access and the like.
The existing parking spot lock has simple function and only controls whether the vehicle is allowed to park. For parking lot applications, specialized personnel management may also be required, increasing management costs. Meanwhile, the existing parking spot lock does not have a networking function, and also does not have functions of data acquisition, remote control and the like.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: the utility model provides a thing networking parking stall lock control panel and parking stall lock control system, has solved the problem that the parking area needs the manual management parking stall to park.
The utility model discloses a solve above-mentioned technical problem and adopt following technical scheme:
an Internet of things parking spot lock control panel comprises a central processing unit, a communication unit and a driving unit, wherein the communication unit is connected with the driving unit through a serial port, and comprises a GSM/GPRS module and an SIM card module;
the driving unit comprises a data acquisition circuit, a motor control circuit, a power management circuit and an input/output port; the central processing unit is respectively connected with the data acquisition circuit, the motor control circuit, the power management circuit and the input/output port; the data acquisition circuit is connected with an external acquisition device; the output end of the motor control circuit is connected with an external control motor; the power management circuit is connected with the power supply battery.
The motor control circuit comprises two relays, wherein the output end of one relay is connected with the forward rotation control end of the driving motor, the output end of the other relay is connected with the reverse rotation control end of the driving motor, and a driving transistor is connected between the control end of the relay and the central processing unit.
The input of the power management circuit is direct-current voltage, and the direct-current voltage is reduced through the LDO to supply power for the driving unit; and the voltage is reduced through DC-DC to supply power for the GPRS module.
The input of the power management circuit comprises a storage battery, a dry battery, a lithium battery and/or a standard 12V voltage, and the output voltage of the power management circuit comprises 3.3V, 4V and 12V.
An Internet of things parking spot lock control system comprises an Internet of things parking spot lock control panel, a geomagnetic sensor, a photoelectric sensor, a driving motor and a rocker; the Internet of things parking spot lock control board is respectively connected with the geomagnetic sensor, the photoelectric sensor and the driving motor through the input and output port; driving motor is connected with the rocker, and ground magnetic sensor installs in the middle earth's surface below of parking stall for whether there is the vehicle parking in the detection parking stall, photoelectric sensor installs on the rocker axle, is used for detecting the position that the rocker was located.
The system also comprises an upper computer and a server; the upper computer is used for sending a control instruction to the parking lock control panel, and the server is used for storing parking lock control data and working state data.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the parking stall lock supports a three-network communication protocol, and the SIM card can automatically access the network book after being inserted; the GPRS communication adopts a GSM/GPRS 2G industrial communication module of a middle-shift physical connection, and has the characteristics of high cost performance, low power consumption and strong anti-interference capability.
2. The system adopts an ultra-low power consumption design, enters a standby state when not working, and is suitable for a system powered by a battery.
3. The system has multiple protection functions and self-checking at regular time, and can restore the normal working state if faults such as network connection errors occur.
4. Each module has a unique equipment code, so that the maintenance and management are convenient, the data adopts an encryption transmission mode, the safety of the system is improved, and the data is prevented from being maliciously damaged to influence the safety of the system.
Drawings
Fig. 1 is the utility model discloses thing networking parking stall lock circuit's module connection diagram.
Fig. 2 is the utility model discloses thing networking parking stall lock's drive unit motor control schematic diagram.
Fig. 3 is the utility model discloses thing networking parking stall lock's GPRS module power supply reason picture.
Fig. 4 is the utility model discloses thing networking parking stall lock's system power supply reason picture.
Fig. 5 is the utility model discloses thing networking parking stall lock's SIM card module schematic diagram.
Detailed Description
The structure and working process of the present invention will be further explained with reference to the accompanying drawings.
An Internet of things parking spot lock control panel comprises a central processing unit, a communication unit and a driving unit, wherein the communication unit is connected with the driving unit through a serial port, and comprises a GSM/GPRS module and an SIM card module;
the driving unit comprises a data acquisition circuit, a motor control circuit, a power management circuit and an input/output port; the central processing unit is respectively connected with the data acquisition circuit, the motor control circuit, the power management circuit and the input/output port; the data acquisition circuit is connected with an external acquisition device; the output end of the motor control circuit is connected with an external control motor; the power management circuit is connected with the power supply battery.
The specific embodiment, as shown in fig. 1 to 5:
an Internet of things parking spot lock control panel comprises a central processing unit, a communication unit and a driving unit, wherein the communication unit is connected with the driving unit through a serial port, and comprises a GSM/GPRS module and an SIM card module; the data communication unit is used for data interaction with the cloud server side. The 16-bit singlechip R5F102AA developed by the Raxsa semiconductor and based on the RL78 kernel has the characteristics of abundant peripheral functions, ultra-low power consumption and the like.
The GPRS communication adopts an M6312 module of a middle-moving physical distribution network, and M6312 is a GSM/GPRS 2G industrial communication module. Supporting GPRS class 10 and GPRS CS-1, CS-2, CS-3, CS-4 codes. M6312 adopts LCC encapsulation mode, has the characteristics of high cost performance, low power consumption and strong anti-interference capability.
The SIM card module selects a card slot mode, and a user can use the SIM card by himself to support the Internet of things card of three operators, namely mobile operators, communication operators and telecommunication operators.
The driving unit comprises a data acquisition circuit, a motor control circuit, a power management circuit and an input/output port; the central processing unit is respectively connected with the data acquisition circuit, the motor control circuit, the power management circuit and the input/output port; the data acquisition circuit is connected with an external acquisition device; the output end of the motor control circuit is connected with an external control motor; the power management circuit is connected with the power supply battery.
The driving unit is responsible for functions of collecting data of the geomagnetic module, driving a motor to control the position of a rocker, managing the electric quantity of a battery, exchanging data with the data communication unit and the like. The R5F102AA platform of the semiconductor single chip microcomputer of the Rysa is also adopted.
Whether have the vehicle to drive into through earth magnetism module on can accurately judging the parking stall and drive away from, provide the parking stall and have the data that the car occupy.
The motor control circuit is shown in fig. 2 and comprises two relays, wherein the output end of one relay K2 is connected with the forward rotation control end of the driving motor, the output end of the other relay K1 is connected with the reverse rotation control end of the driving motor, driving transistors Q7 and Q8 are connected between the control end of the relay and the central processing unit, and the output end of the relay K2 is also led out a low-voltage detection signal to be connected to the single chip microcomputer.
Two pins of the single chip microcomputer control two relays to be respectively switched on and off to drive a speed reduction motor of the parking spot lock to rotate forwards or reversely, so that the rocker rotates upwards or downwards. The single chip microcomputer receives the position information of the rocker, so that a motor driving command is correctly sent.
The motor driving function can drive the direct current motor to rotate forward and backward, so that the rocker is driven to be positioned at a correct position.
The sound and light alarm function can prompt alarm information for a user or an administrator when a rocker of the parking lock is manually lifted or pressed down, the parking lock is impacted by a vehicle, and the lock is lifted or dropped to be blocked and the battery power is low.
The input of the power management circuit is direct-current voltage, and the direct-current voltage is reduced through the LDO to supply power for the driving unit; and the voltage is reduced through DC-DC to supply power for the GPRS module.
The input of the power management circuit comprises a storage battery, a dry battery, a lithium battery and/or a standard 12V voltage, and the output voltage of the power management circuit comprises 3.3V, 4V and 12V.
The system is powered by an external storage battery, a dry battery or a lithium battery, and the standard voltage is 12V, so that the system can be used for driving the motor to work. The voltage is reduced to 3.3V for system use by ME 6209. The voltage is dropped to 4V by the MP1471 chip for use by the GPRS module part.
The battery power monitoring function can prompt in time when the power is insufficient, and the battery can be replaced or charged as soon as possible.
The product has the requirements of low power consumption, low cost, easy networking, high reliability and the like, and a GPRS communication mode is selected. GPRS is a packet switching technology and has the advantages of real-time online, volume charging, fast logging, high-speed transmission and free switching. Generally, GPRS is a high-speed data processing technique that uses "packets" to transfer data to a user's hands. GPRS is a 2.5-generation communication technology that transitions GSM networks to third generation mobile communication systems, and has significant advantages in many respects.
An Internet of things parking spot lock control system comprises an Internet of things parking spot lock control panel, a geomagnetic sensor, a photoelectric sensor, a driving motor and a rocker; the Internet of things parking spot lock control board is respectively connected with the geomagnetic sensor, the photoelectric sensor and the driving motor through the input and output port; driving motor is connected with the rocker, and ground magnetic sensor installs in the middle earth's surface below of parking stall for whether there is the vehicle parking in the detection parking stall, photoelectric sensor installs on the rocker axle, is used for detecting the position that the rocker was located.
The system also comprises an upper computer and a server; the upper computer is used for sending a control instruction to the parking lock control panel, and the server is used for storing parking lock control data and working state data.
The geomagnetic module adopts a Honewell QMC5883L high-precision three-axis AMR magnetic sensor, and has a 16-bit ADC, the resolution of three-axis magnetic fields reaches 2 milligauss, and the azimuth resolution precision of 1 degree can be provided. Whether have the vehicle to drive into through earth magnetism module on can accurately judging the parking stall and drive away from, provide the parking stall and have the data that the car occupy.
The infrared module can judge the position of the parking stall lock rocker and provide the state data of the parking stall lock.
The motor driving function can drive the direct current motor to rotate forward and backward, so that the rocker is driven to be positioned at a correct position.
The sound and light alarm function can prompt alarm information for a user or an administrator when a rocker of the parking lock is manually lifted or pressed down, the parking lock is impacted by a vehicle, and the lock is lifted or dropped to be blocked and the battery power is low.
The battery power monitoring function can prompt in time when the power is insufficient, and the battery can be replaced or charged as soon as possible.
The working principle and the working process of the Internet of things parking spot lock control panel and the control system are as follows:
after the system is installed, an order can be issued through the upper computer, and the state of the parking space lock is controlled to be locked up or locked down.
If the vehicle needs to be parked, a command is sent to the parking space lock at the designated position, and the parking space lock data communication unit receives the command, sends the command to the driving unit and simultaneously replies to the upper computer to receive the correct command.
The driving unit drives the rocker to lock after receiving the lock-falling command, the vehicle normally drives into the parking space to park after the lock-falling, the geomagnetic module sends data after detecting that the vehicle drives into the parking space, and the data are sent to the upper computer server through the data communication unit.
And the server side stores and processes the data in a unified way.
When the vehicle leaves, the magnetic module detects that the vehicle leaves, the data communication unit sends the leaving data to the upper computer server, and the server stores and processes the data and simultaneously issues a lock lifting command to the parking space lock.
The lifting lock command is sent to the driving unit through the data communication unit, and then the driving motor drives the rocker to lift and lock, so that other vehicles are prevented from driving into and stopping.
When the parking space lock rocker is shaken manually or a vehicle is collided to be separated from a correct position, the driving unit can send an abnormal alarm command to the upper computer server side for processing through the data communication unit, and meanwhile, the parking space lock can give out sound and light alarm to warn surrounding personnel not to touch the parking space lock randomly. And after alarming for a period of time, resetting, and if the alarm is normally reset, stopping alarming and uploading data. If the geomagnetic module detects that the vehicle enters the parking space, the warning is continued for a period of time, the lock lifting operation is not performed so as to avoid damaging a vehicle chassis, and the uploading data prompts that the vehicle enters abnormally.
The parking spot lock control panel can make corresponding changes according to actual field requirements, all circuit structures are arranged on one circuit board under the condition of large space, and a multi-pin singlechip is adopted as a central processing unit; in the application that the space is narrow and small, can be with drive unit and communication unit part on two circuit boards, pass through hardware interface connection between two circuit boards, respectively with the singlechip control of a few pin on every circuit board, specific circuit board specification shape etc. technical staff all can make nimble adjustment according to the on-the-spot condition.
The parking lock control circuit and the control system mainly protect a hardware circuit connection structure, wherein various chips and processors are only examples for realizing the circuit function selection, and although the used chips are controlled by programs and relate to the method characteristics, the method characteristics related to the chips are not the content to be protected in the scheme, and the chips used in the circuit of the scheme can be realized by selecting conventional chips in the prior art.
The above description is directed to the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; without departing from the scope of the invention, it is intended that the present invention shall not be limited to the above-described embodiments, but that the present invention shall include all the modifications and variations of the embodiments. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.
Claims (6)
1. The utility model provides a thing networking parking stall lock control panel which characterized in that: the communication unit is connected with the driving unit through a serial port, wherein the communication unit comprises a GSM/GPRS module and an SIM card module;
the driving unit comprises a data acquisition circuit, a motor control circuit, a power management circuit and an input/output port; the central processing unit is respectively connected with the data acquisition circuit, the motor control circuit, the power management circuit and the input/output port; the data acquisition circuit is connected with an external acquisition device; the output end of the motor control circuit is connected with an external control motor; the power management circuit is connected with the power supply battery.
2. The internet of things parking stall lock control panel of claim 1, characterized in that: the motor control circuit comprises two relays, wherein the output end of one relay is connected with the forward rotation control end of the driving motor, the output end of the other relay is connected with the reverse rotation control end of the driving motor, and a driving transistor is connected between the control end of the relay and the central processing unit.
3. The internet of things parking stall lock control panel of claim 1, characterized in that: the input of the power management circuit is direct-current voltage, and the direct-current voltage is reduced through the LDO to supply power for the driving unit; and the voltage is reduced through DC-DC to supply power for the GPRS module.
4. The internet of things parking stall lock control panel of claim 3, characterized in that: the input of the power management circuit comprises a storage battery, a dry battery, a lithium battery and/or a standard 12V voltage, and the output voltage of the power management circuit comprises 3.3V, 4V and 12V.
5. The utility model provides a thing networking parking stall lock control system which characterized in that: the Internet of things parking space lock control board comprises the Internet of things parking space lock control board as claimed in any one of claims 1 to 4, a geomagnetic sensor, a photoelectric sensor, a driving motor and a rocker; the Internet of things parking spot lock control board is respectively connected with the geomagnetic sensor, the photoelectric sensor and the driving motor through the input and output port; driving motor is connected with the rocker, and ground magnetic sensor installs in the middle earth's surface below of parking stall for whether there is the vehicle parking in the detection parking stall, photoelectric sensor installs on the rocker axle, is used for detecting the position that the rocker was located.
6. The internet of things parking stall lock control system of claim 5, characterized in that: the system also comprises an upper computer and a server; the upper computer is used for sending a control instruction to the parking lock control panel, and the server is used for storing parking lock control data and working state data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020094575.5U CN212535256U (en) | 2020-01-16 | 2020-01-16 | Thing networking parking stall lock control panel and parking stall lock control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020094575.5U CN212535256U (en) | 2020-01-16 | 2020-01-16 | Thing networking parking stall lock control panel and parking stall lock control system |
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| Publication Number | Publication Date |
|---|---|
| CN212535256U true CN212535256U (en) | 2021-02-12 |
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|---|---|---|---|
| CN202020094575.5U Active CN212535256U (en) | 2020-01-16 | 2020-01-16 | Thing networking parking stall lock control panel and parking stall lock control system |
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