CN209722812U - A kind of vehicle ground locking device and system - Google Patents

Abstract

Locking device and system, ground locking device include pedestal, X-type crane, upper bracket and stepper assemblies to the utility model with providing a kind of vehicle；The first stabilizer blade of X-type crane bottom is rotatably set on pedestal, and the second stabilizer blade of X-type crane bottom is slidably set on pedestal；The first stabilizer blade is rotatably set on upper bracket at the top of X-type crane, and the second stabilizer blade is slidably set on upper bracket at the top of X-type crane；Stepper assemblies are fixedly installed on upper bracket and are sequentially connected with X-type crane, to drive the horizontal sliding on upper bracket of X-type crane, so that upper bracket be driven to rise or fall；The upper bracket is equipped with top cover；Scheme provided by the utility model, structure is simple, construction is novel, has the advantages that environmental protection, energy conservation, convenient, advance significantly ground locking device using and development.

Description

A kind of vehicle ground locking device and system

Technical field

The invention belongs to vehicle lock technology field, and in particular to a kind of vehicle ground locking device and system.

Background technique

Chinese patent CN103031976B discloses a kind of intelligently lock and shutdown system for vehicle parking, intelligently Lock includes that outer cover, chassis, crane, upper bracket and Electronic control component, crane are mounted between chassis and upper bracket, electronic Control unit is mounted at upper bracket, and outer cover covers Electronic control component；The Electronic control component includes kernel control module, And be arranged centered on kernel control module ultrasonic sensor, the current feedback motor for controlling crane, be used for and Communication interface, the sound module of remote communication；Shutdown system includes central control system, intelligently lock, handle type charging terminal And mobile subscriber terminal, intelligently lock, handle type charging terminal and the mobile subscriber terminal central control system with distal end respectively Establish wireless communication；Adjustable height is fixed when intelligently lock locks parking stall designed by the patent, is intelligently locked when lockking vehicle The risk certain with the presence of contact with vehicle chassis, and the power supply intelligently locked is not managed effectively, although can be real The lifting now intelligently locked, but influence intelligently lock service life in addition to related with the adjustable height intelligently locked, also with The carried charge intelligently locked is related, and there is no the designs from the aspect of low-power consumption for the invention, and then influence whole system Using effect and service life, not necessarily can be good at achieving the desired results.

NB-IOT technology is one kind in the widely applied emerging technology in the field global Internet of Things (IOT), and be otherwise known as low function It consumes wide area network (LPWAN), has the characteristics that wide covering, multi-connection, low rate, low-power consumption, low cost, excellent framework；Support overlength The time standby rapid build with cellular network, NB-IOT terminal module long service life, while the network connection of cellular data Covering is very extensive, main using being directly deployed in existing GSM network, LTE network and UMTS network at present, greatly Lower deployment cost is reduced, quick smooth upgrade is realized.

NB-IOT technology mainly has following four characteristics: first feature is extensively to cover, and the network of deployment has superpower Coverage area, under identical frequency range, compared to for existing network cover gain promoted about 20dB, be equivalent to promotion 100 times of region overlay abilities；Second feature is multi-connection, NB-IOT technical support magnanimity connection, usually a sector The connection that up to 100,000 or so can be supported in range, compared to the increase that existing network connection quantity realizes the order of magnitude； Third feature is low-power consumption, and NB-IOT device battery service life can be up to 10 years as long as, prolonged equipment continuation of the journey energy Power provides performance guarantee for numerous applications of Internet of Things；4th feature is low cost, since terminal chip only needs to occupy The frequency range of about 180KHz, while lower rate is required, thus greatly reduce the cost of NB-IOT terminal module.

" geomagnetic sensor " be substantially it is a kind of detect magnitude of field intensity microelectromechanicdevice device, have it is small in size, resist The features such as interference performance is strong, mainly by Lorentz force effect come induced magnetic field size variation, and in a manner of electric signal into Row transmission；It is small-sized due to geomagnetic sensor, the measurement of short distance may be implemented, to reach higher discrimination, lead to It crosses and integrates geomagnetic sensor on the master control borad intelligently locked, when having vehicle to enter parking stall, geomagnetic sensor can be examined The variation of magnetic field strength is measured, and then wakes up intelligently locking device and works.

STM32 series is based on aiming at the ARM for requiring the Embedded Application of high-performance, low cost, low-power consumption specially to design The enhanced series of Cortex-M3 kernel, clock frequency reach 72MHz, are the highest products of performance in similar product；When basic model Clock frequency is 36MHz, and the performance being substantially improved than 16 products is obtained with the price of 16 products, is 32 product users Optimal selection；The flash memory of all built-in 32K to the 128K of two series, the difference is that the maximum capacity of SRAM and the group of Peripheral Interface It closes；When clock frequency 72MHz, code is executed from flash memory, STM32 power consumption 36mA is equivalent to 0.5mA/MHz；It is integrated embedded The ARM Cortex-M3 kernel of Flash and SRAM memory；It is compared with 8/16 equipment, Cortex-M332 RISC of ARM Processor provides higher code efficiency；STM32F103xx microcontroller has an Embedded ARM core, it is possible to Compatible all ARM tool and software；STM32 has 3 kinds of low-power consumption modes: suspend mode, stops, standby mode.

With the rapid development of China's economy and the arriving of technology of Internet of things revolution tide, people's lives level is generally shown It writes and is promoted, driven the development of China's private car demand great-leap-forward, the quantity of private car continuous rise year after year, to people day A series of problems is also caused while often life and trip bring convenient；However existing berth lock on the market is mainly with manual Based on formula and remote control type, structure is relative complex, intelligence degree is not high, and various drawbacks are increasingly presented, and few on the market Have and show with remote, multi-connection, low-power consumption, intelligently locking out for low cost, is set especially for the low-power consumption intelligently locked Effective management of meter and power supply power supply, therefore more perfect intellectual product is badly in need of occurring to push and intelligently lock in this field Using.

Based on above-mentioned vehicle technical problem present in locking device, there has been no relevant solutions；Therefore compel to be essential Seek effective scheme to solve the above problems.

Summary of the invention

The purpose of the present invention is shortcoming present in view of the above technology, locking device and it is with proposing a kind of vehicle System, it is intended to which lock construction is complicated with solving the problems, such as existing vehicle.

A kind of present invention vehicle is provided locking device, including pedestal, X-type crane, upper bracket and stepper assemblies； The first stabilizer blade of bottom of X-type crane is rotatably set on pedestal, and the second stabilizer blade of bottom of X-type crane is slidably set to On pedestal；The first stabilizer blade of top of X-type crane is rotatably set on upper bracket, and the second stabilizer blade of top of X-type crane can It is slideably positioned on upper bracket；Stepper assemblies are fixedly installed on upper bracket and are sequentially connected with X-type crane, to drive X-type crane horizontal sliding on upper bracket, so that upper bracket be driven to rise or fall；The upper bracket is equipped with top cover.

Further, pedestal one end is equipped with limiting slot, and the second stabilizer blade of X-type crane bottom is passed through by the first cylinder profile shaft Limiting slot is slidably set in limiting slot；Upper bracket one end is equipped with sliding groove, and the second stabilizer blade passes through second at the top of X-type crane Cylinder profile shaft passes through sliding groove and is slidably set in sliding groove；Limiting slot is elongated horizontally disposed on pedestal, Sliding groove is elongated horizontally disposed on upper bracket.

Further, stepper assemblies include stepper motor, screw rod and sliding block；Stepper motor is fixedly installed on branch On frame；Screw rod is parallel to sliding groove and is set on upper bracket, and one end is rotatably set to the end of upper bracket, the other end with Stepper motor transmission connection；Sliding block is equipped with threaded hole and perforation, and sliding block is cooperated by threaded hole and screw rod transmission；Second cylinder Profile shaft passes through the perforation on sliding block, so that sliding block is moved in parallel along sliding groove.

Further, stepper motor is fixedly installed on upper bracket by L-type steel plate；Sliding block is metal block, and metal is sliding Block is engaged on screw rod by threaded hole；Metal block drives the lifting of X-type crane by the rotation of screw rod.

Further, stepper motor is fixedly installed on upper bracket by L-type steel plate；It further include having cell apparatus；Battery Device is set to the right side of upper bracket, and is electrically connected with stepper motor.

Further, a length of 570mm of pedestal, width 140mm, a height of 30mm；Pedestal is made of Metal plate；Pedestal both ends Face is opened up outside being respectively equipped on bottom plate, opens up the location hole that face is equipped with ellipse outside；Bottom plate two sides are respectively equipped with side plate；Limiting slot is set It is placed on side plate.

Correspondingly, in conjunction with above scheme, as shown in Figures 1 to 6, the present invention also provides a kind of vehicle lock system, is applied In vehicle described above locking device；It further include master control borad, stepper motor module, geomagnetic sensor module and NB-IOT mould Block；Stepper motor module, geomagnetic sensor module and NB-IOT module are communicated to connect with master control borad respectively；Master control borad passes through NB-IOT module receives the unlocking instruction and locking instruction of ground locking device；Master control borad controls stepper motor by stepper motor module The work of component, to control the unlocking and locking of ground locking device；Geomagnetic sensor module is for detecting around ground locking device Changes of magnetic field and wake-up NB-IOT communication module are communicated.

It further, further include geomagnetic sensor module and rechargable power supplies module；Rechargable power supplies module and master control borad Electrical connection, for providing power supply；Geomagnetic sensor module and master control borad communicate to connect, pre- for detecting whether driving into for vehicle Determine region or sails out of parking stall.

It further, further include mobile intelligent terminal；Mobile intelligent terminal by the base station NB-IOT and NB-IOT module with Master control borad communication connection；Mobile intelligent terminal pre-enters unlock instruction and locking instruction for locking device over the ground.

Correspondingly, in conjunction with above scheme, as shown in Figures 1 to 7, a kind of the present invention also provides vehicle lock control method, Applied to vehicle described above lock system；It is further comprising the steps of:

S1: when vehicle drives into parking stall presumptive area, geomagnetic sensor module detects vehicle magnetic field strength beyond default When value, master control borad sends request connection signal by NB-IOT module, and establishes communication connection with the base station NB-IOT, waits and unlocking Instruction；

S2: vehicle user or ground lock manager pass through mobile intelligent terminal and send unlock instruction to cloud platform；

S3: master control borad receives unlock instruction by NB-IOT module, and controls stepper motor by stepper motor module Part work, to control the unlocking of ground locking device；

S4: when local magnetic sensor module detects that vehicle is driven out to parking stall, master control borad passes through NB-IOT module Xiang Yunping Platform sends vehicle and sails out of information；

S5: master control borad controls stepper assemblies work by stepper motor module, to control the locking of ground locking device.

Scheme provided by the invention, structure is simple, construction is novel, and ground locking device designs the nothing with low-power consumption using technical grade Line wan technology combines, and can set adjustable height automatically according to the length of sliding groove and limiting slot and effectively management can Charge power supply residue carried charge, at the same low power-consumption intelligent locking device have the characteristics that environmental protection, energy conservation, it is convenient, to realize ground The full-automatic intelligent management control of locking device advances the application and development of intelligently locking device significantly.

Detailed description of the invention

The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

Below with reference to attached drawing, the invention will be further described:

Fig. 1 is a kind of vehicle of present invention ground locking device structural schematic diagram；

Fig. 2 is a kind of vehicle of present invention ground locking device structure overall schematic；

Fig. 3 is a kind of vehicle of present invention ground locking device overall structure cross-sectional view；

Fig. 4 is a kind of vehicle of present invention ground locking device schematic diagram of internal structure；

Fig. 5 is X-type crane structure schematic diagram of the present invention；

Fig. 6 is stepper assemblies structural schematic diagram of the present invention；

Fig. 7 for vehicle of the present invention locking device hardware structural diagram；

Fig. 8 is a kind of vehicle of present invention ground lock system overall schematic；

Fig. 9 is a kind of vehicle of present invention ground lock control method schematic diagram.

In figure: 1, pedestal；11, limiting slot；12, face is opened up outside；13, location hole；2, X-type crane；21, bottom first Foot；22, the second stabilizer blade of bottom；23, the first stabilizer blade of top；24, the second stabilizer blade of top；3, upper bracket；31, sliding groove；4, stepping Electric machine assembly；41, stepper motor；42, screw rod；43, sliding block；44, L-type steel plate；5, power supply mounting portion；6, top cover.

Specific embodiment

It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.

As shown in Figures 1 to 6, the present invention a kind of vehicle is provided locking device, including pedestal 1, X-type crane 2, upper bracket 3 and stepper assemblies 4；Wherein, the first stabilizer blade of bottom 21 of X-type crane 2 is rotatably set on pedestal 1, X-type lifting The second stabilizer blade of bottom 22 of frame 2 is slidably set on pedestal 1；Specifically, the first stabilizer blade of bottom 21 of X-type crane 2 is X-type The right side stabilizer blade of 2 bottom of crane, the second stabilizer blade of bottom 22 of X-type crane 2 are the left side stabilizer blade of 2 bottom of X-type crane；X The first stabilizer blade of top 23 of type crane 2 is rotatably set on upper bracket 3, and the second stabilizer blade of top 24 of X-type crane 2 can be slided It is dynamic to be set on upper bracket 3；Specifically, the first stabilizer blade of top 23 of X-type crane 2 is the right side branch at 2 top of X-type crane Foot, the second stabilizer blade of top 24 of X-type crane 2 are the left side stabilizer blade at 2 top of X-type crane；Stepper assemblies 4 are fixedly installed It is sequentially connected on upper bracket 3 and with X-type crane 2, to drive the horizontal sliding on upper bracket 3 of X-type crane 2, thus band Dynamic upper bracket 3 rises or falls；Using the above scheme, vehicle can simplified the structure of locking device, convenient for manipulation.

Preferably, in conjunction with above scheme, as shown in Figures 1 to 6, in the present embodiment, the left end of pedestal 1 is equipped with limiting slot 11,2 the second stabilizer blade of bottom 22 of X-type crane passes through limiting slot by the first cylinder profile shaft and is slidably set in limiting slot 11, X 2 the first stabilizer blade of bottom 21 of type crane is articulated with the right end of pedestal 1；3 left end of upper bracket is equipped with sliding groove 31, and X-type crane 2 pushes up The second stabilizer blade of portion 24 passes through sliding groove 31 by the second cylinder profile shaft and is slidably set in sliding groove 31,2 top of X-type crane First stabilizer blade 23 is articulated with the right end of upper bracket 3；Specifically, limiting slot 11 is elongated horizontally disposed on pedestal 1, Sliding groove 31 is elongated horizontally disposed on upper bracket 3, so that 2 top and bottom stabilizer blade of X-type crane can To be slided along limiting slot and sliding groove, so that upper bracket be driven to rise or fall.

Preferably, in conjunction with above scheme, as shown in Figures 1 to 6, in the present embodiment, stepper assemblies 4 include stepping electricity Machine 41, screw rod 42 and sliding block 43；Wherein, stepper motor 41 is fixedly installed on upper bracket 3；Screw rod 42 is parallel to sliding groove 31 are set on upper bracket 3；42 one end of screw rod is rotatably set to the end of upper bracket 3, and the other end and stepper motor 4 are driven Connection；Sliding block 42 is equipped with threaded hole and perforation, and sliding block 42 is cooperated by threaded hole and the transmission of screw rod 42；Also, the second cylinder Profile shaft passes through the perforation on sliding block and is limited in sliding block 42 on sliding groove 31 simultaneously, so that sliding block 43 moves in parallel along sliding groove 31 It is dynamic；Specifically, when locking device is unlocked needs over the ground, start stepper motor, pass through stepper motor and drive the rotation of screw rod forward direction Turn, so that screw rod band movable slider is to sliding groove left slide, drives X-type crane while sliding block is to sliding groove left slide Decline is unlocked；When needs over the ground locked by locking device, screw rod is driven to reversely rotate by stepper motor, so that screw rod Band movable slider drives the rising of X-type crane to carry out to sliding on the right side of sliding groove, sliding block while sliding to sliding groove right side Lock.

Preferably, in conjunction with above scheme, as shown in Figures 1 to 6, in the present embodiment, stepper motor 41 passes through L shape steel plate 44 are fixedly installed on upper bracket 3；Sliding block 43 is metal block, and metal block is engaged on screw rod by threaded hole, to realize Transmission connection；Also, metal block drives the lifting of X-type crane 2 by the rotation of screw rod；Specifically, in X-type crane The heart is run through by cylinder profile shaft, and both ends are fixed equipped with T-nut, while X-type crane bottom end two sides smooth cut goes to corner to make It is adapted to pedestal, and wherein the limiting slot of the stabilizer blade on the left of X-type crane and pedestal is run through by cylinder profile shaft, and in cylindrical type The both ends of axis are cased with the T-type pulley that can be rolled to realize that left side stabilizer blade rolls on pedestal limiting slot；On the right side of X-type crane Stabilizer blade and the circular hole of pedestal run through by cylinder profile shaft, both ends are fixed equipped with T-nut.

It preferably, further include having top cover 6 and battery dress in the present embodiment as shown in Figures 1 to 6 in conjunction with above scheme It sets；Top cover is sheathed on upper bracket, and for protecting stepper assemblies 4 and cell apparatus on upper bracket 3, while top cover 6 pushes up Portion can be smoothed, and be coated with reflection alarming mark, to serve as a warning；Further, cell apparatus is set to The right side of upper bracket 3, and be electrically connected with stepper motor 41, it is supported for providing power supply to stepper assemblies；Specifically, on The metal plate of one end is provided with fixation of the circular hole for stepper motor screw rod on the left of bracket, and right side one end is power supply mounting portion, for putting Set rechargable power supplies module, and the centre of upper bracket is provided with empty slot, upper bracket both side plate be provided with the big circular hole such as corresponding and Sliding groove is matched to realize with X-type crane；The stabilizer blade of X-type crane top left hand and the sliding groove of upper bracket pass through Cylindrical shaft runs through, and metal block is cased in cylindrical shaft, and the both ends of cylindrical shaft are cased with the T-type pulley that can be rolled To realize that left side fulcrum rolls on the sliding groove of upper bracket；The circular hole of fulcrum and upper bracket on the right side of X-type crane top Cylindrical shaft runs through, and both ends are fixed equipped with T-nut.

Preferably, in conjunction with above scheme, as shown in Figures 1 to 6, in the present embodiment, a length of 570mm of pedestal 1, width are 140mm, a height of 30mm；Pedestal 1 is made of Metal plate；And it is respectively symmetrically equipped on the bottom plate at pedestal both ends and opens up face 12 outside, The location hole 13 that ellipse is symmetrically arranged on face 12, the long 95mm in the hole of location hole 13, aperture 5mm are opened up outside；Specifically, pedestal 1 Overall construction folds to be formed by metal plate, and entirely locking device is fixed on parking stall by four location holes 13 around pedestal Centre, the installation locked with can be realized；Further, bottom plate two sides are respectively equipped with side plate；Limiting slot is set on side plate.

Correspondingly, in conjunction with above scheme, as shown in Figures 1 to 9, the present invention also provides a kind of vehicle lock system, is applied In vehicle described above locking device；It further include master control borad, stepper motor module, geomagnetic sensor module and NB-IOT mould Block；Stepper motor module NB-IOT module is communicated to connect with master control borad respectively；Master control borad is logical by USART2 and NB-IOT module Letter connection, and receive the unlocking instruction and locking instruction of ground locking device；Master control borad leads to USART1 and communicates with stepper motor module is crossed Connection, and the work of stepper assemblies is controlled, to control the unlocking and locking of ground locking device；Specifically, master control borad includes STM32 master control borad and it is integrated in NB-IOT communication module and geomagnetic sensor module on master control borad；Wherein, STM32 master control borad Using the low-power chip of model STM32F103RCT6, NB-IOT communication module is led to the base station NB-IOT (eNodeB) Letter, geomagnetic sensor module is for the changes of magnetic field around with detecting low power-consumption intelligent locking device and wakes up NB-IOT communication mould Block is communicated.

Preferably, in conjunction with above scheme, as shown in Figures 1 to 9, in the present embodiment, further include geomagnetic sensor module and Rechargable power supplies module；Rechargable power supplies module and master control borad are electrically connected, for providing power supply；Geomagnetic sensor module and master Control board communications connection, for detect vehicle whether in driving into parking stall presumptive area or sail out of parking stall；Specifically, it can fill The rechargeable lithium battery or lead storage battery of the preferred 12V of power supply module, and it is mounted on the power supply mounting portion on the right side of upper bracket, For vehicle lock system is powered；Further, rechargable power supplies module is electrically connected to the STM32 master control in communication module Plate, for powering for STM32 master control borad, rechargable power supplies module can be charged by reserved interface, can also be passed through Rechargeable battery is taken out, another piece of rechargeable battery is changed, is then filled by external charging unit to what needs charged Battery charges.

It preferably, further include mobile intelligent terminal in the present embodiment as shown in Figures 1 to 9 in conjunction with above scheme；It is mobile Intelligent terminal is communicated to connect by the base station NB-IOT and NB-IOT module and master control borad；Mobile intelligent terminal is for locking device over the ground Pre-enter unlock instruction and locking instruction；Specifically, the base station NB-IOT (eNodeB) preferentially selects deployment to have NB-IOT mould The existing LTE cellular base station of block communication function or the base station NB-IOT independently disposed, the base station NB-IOT on the one hand can with it is low Power consumption intelligent NB-IOT communication module on locking device communicated, on the other hand can also be with intelligent mobile terminal and cloud Platform is communicated；The cloud platform preferably existing platform for being capable of handling and managing NB-IOT communication data, is substantially a kind of service Device, such as Ali's cloud etc.；CIOT service gateway nodes, that is, NB-IOT core net and the base station NB-IOT and movement can be passed through simultaneously Intelligent terminal communication；Mobile intelligent terminal is smart phone, tablet computer or Intelligent bracelet etc..

Preferably, in conjunction with above scheme, in the present embodiment, stepper motor module can control stepper motor realize rotate forward with Reversion；When stepper motor rotates forward, the screw rod of stepper motor rotates and then metal block is driven to advance, and metal block advances same When will drive the T-type pulley through the cylinder profile shaft both ends of metal block in the limit hole rolls forward of upper bracket, at the same time The T-type pulley at the cylinder profile shaft both ends on pedestal limit hole also can rolls forward, to realize the decline of X-type crane, i.e., in fact The decline now locked to entire low power-consumption intelligent；When stepper motor reversion, the screw rod of stepper motor rotates and then drives metal sliding Block retreats, and metal block will drive the T-type pulley through the cylinder profile shaft both ends of metal block in upper bracket while retrogressing Sliding groove rolls backward, and the T-type pulley at the cylinder profile shaft both ends on pedestal limiting slot can also roll backward at the same time, thus real The rising of existing X-type crane, that is, the rising locked with realizing entire low power-consumption intelligent；What need to be further illustrated is due to stepper motor There are linear relationships for the adjustable height of circle number and ground locking device that screw rod rotates, while the length of limit hole determines ground locking device The range of adjustable height；In the present embodiment, the automatic adjustable height that sets only needs to change stepper motor according to actual needs The circle number of screw rod rotation, it will not go into details for specific change procedure.

Vehicle provided by the invention ground lock system for low power-consumption intelligent lock system, hardware is mainly by chargeable The composition such as power module, geomagnetic sensor, STM32 master control borad, stepper motor module and NB-IOT communication module；Wherein, it can fill Power supply module is steady by power supply using rechargeable lithium battery or the lead storage battery power supply of 12V, preferably rechargeable lithium battery group Volt circuit is powered to STM32 master control borad, and STM32 master control borad can pass through built-in SPI mouth and peripheral electric quantity metering chip Connection is used for the detection of rechargeable module residue carried charge；Specific detection mode not limits, it is only necessary to which detecting can fill Power module residue carried charge, while will test result and cloud is transmitted to by NB-IOT communication module in the form of heartbeat packet Platform, so as to the data of cloud platform parsing heartbeat packet, heartbeat packet should include device numbering, IP address, port numbers and tape remaining The data such as electricity；Cloud platform will record parsing upload heartbeat packet data and by the size of rechargable power supplies residue carried charge with The voltage rating being previously set is compared, once lower than voltage rating cloud platform will issue warning signal notify user or Administrative staff charge or replace battery, while downlink transfer intelligently locks dormancy instruction, and ground is locked into self-protection rank Section is off position.

Correspondingly, in conjunction with above scheme, as shown in Figures 1 to 9, a kind of the present invention also provides vehicle lock control method, Applied to vehicle described above lock system；Vehicle ground lock system with being specifically mountable to vehicle lock system upper bracket electrical appliance kit It is interior；It is further comprising the steps of:

S1: when vehicle drives into parking stall presumptive area, geomagnetic sensor module detects vehicle magnetic field strength beyond default When value, master control borad sends request connection signal by NB-IOT module, and establishes communication connection with the base station NB-IOT, waits and unlocking Instruction and locking instruction；Specifically: geomagnetic sensor module is integrated on system STM32 master control borad, preferably two in this example It geomagnetic sensor and is symmetrically distributed on STM32 master control borad, on the basis of not influencing geomagnetic sensors detection, further to mention High measurement accuracy can the aperture before and after the built-in electrical apparatus box of ground locking device, and tapping filled plastics are to reduce metal shell Influence to signal；When there is vehicle slowly to drive near parking stall, geomagnetic sensor module incudes according to Lorentz force effect The size of magnetic field strength near parking stall, and convert electric signal transmission for the size of magnetic field strength and give STM32 master control borad, once The size of the magnetic field strength of detection is greater than the size for the magnetic field strength being previously set, and it is logical that STM32 master control borad can then wake up NB-IOT Believe module, NB-IOT communication module then can active transmission request connection signal and the base station NB-IOT establish connection, to carry out intelligence Can ground locking device control, otherwise entire low power-consumption intelligent locking device enter dormant state；

S2: vehicle user or ground lock manager are referred to by mobile intelligent terminal to cloud platform transmission unlock instruction and locking It enables；Specifically: low power-consumption intelligent after locking device powers on, whether System self-test normal, the system alarm if abnormal, low function Intelligently locking device does not work into standby mode consumption；The activation system if normal, low power-consumption intelligent locking device rise it is same When System self-test normal signal sent to long-range cloud platform by NB-IOT communication module, low power-consumption intelligent locking device enter Dormant state waits Wait Orders to wake up, and then energy saving；If there is vehicle slowly drives near parking stall, while earth magnetism senses When the size of magnetic field strength is greater than the size for the magnetic field strength being previously set near device module detection parking stall, STM32 master control borad NB-IOT communication module can be then waken up, NB-IOT communication module then can active transmission request connection signal and the foundation of the base station NB-IOT Connection waits unlocking instruction, and user or manager can send unlocking instruction by mobile intelligent terminal at this time, once low function Consumption intelligently locking device receive unlocking instruction, then low power-consumption intelligent locking device decline, so that vehicle drives into parking stall；Simultaneously Low power-consumption intelligent locking device enter dormant state, wait Wait Orders to wake up, save system energy consumption, otherwise lock to low power-consumption intelligent dress It sets and goes successively to dormant state, Wait Orders is waited to wake up；If there is vehicle sails out of parking stall, geomagnetic sensor module detects parking stall When the size of neighbouring magnetic field strength is less than the size for the magnetic field strength being previously set, and user or manager pass through mobile intelligence Can terminal send locking instruction, then low power-consumption intelligent locking device can send vehicle to long-range cloud platform and sail out of information, while it is low Power consumption intelligent locking device rise, into dormant state, Next Command is waited to wake up, otherwise low power-consumption intelligent locking device after Decline state is held in continuation of insurance；

S3: master control borad receives the unlock instruction by NB-IOT module, and controls stepping electricity by stepper motor module Thermomechanical components forward direction work, to control the unlocking of ground locking device；Specifically: STM32 master control borad passes through relay and stepper motor Module electrical connection, is on the one hand communicated by serial ports USART1 with stepper motor module, the lifting of control ground locking device；On the other hand It is communicated by serial ports USART2 with NB-IOT module；

S4: when local magnetic sensor module detects that vehicle is driven out to parking stall, master control borad passes through NB-IOT module Xiang Yunping Platform sends vehicle and sails out of information；

S5: master control borad controls stepper assemblies reverse operation by stepper motor module, to control ground locking device Locking.

Scheme provided by the invention, structure is simple, construction is novel, and ground locking device designs the nothing with low-power consumption using technical grade Line wan technology combines, and can set adjustable height automatically according to the length of sliding groove and limiting slot and effectively management can Charge power supply residue carried charge, at the same low power-consumption intelligent locking device have the characteristics that environmental protection, energy conservation, it is convenient, to realize ground The full-automatic intelligent management control of locking device advances the application and development of intelligently locking device significantly.

The above, only presently preferred embodiments of the present invention not do limitation in any form to the present invention.It is any ripe Those skilled in the art is known, without departing from the scope of the technical proposal of the invention, all using technology contents described above Many possible changes and modifications or equivalent example modified to equivalent change are made to technical solution of the present invention.Therefore, all It is the content without departing from technical solution of the present invention, any change modification made to the above embodiment of technology according to the present invention, Equivalent variations and modification belong to the protection scope of the technical program.

Claims (9)

1. a kind of vehicle ground locking device, which is characterized in that including pedestal, X-type crane, upper bracket and stepper assemblies； The first stabilizer blade of bottom of the X-type crane is rotatably set on the pedestal, the second stabilizer blade of bottom of the X-type crane It is slidably set on the pedestal；The first stabilizer blade of top of the X-type crane is rotatably set on the upper bracket, institute The second stabilizer blade of top for stating X-type crane is slidably set on the upper bracket；The stepper assemblies are fixedly installed on It is sequentially connected on the upper bracket and with the X-type crane, to drive the X-type crane horizontal sliding on the upper bracket It is dynamic, so that the upper bracket be driven to rise or fall；The upper bracket is equipped with top cover.

2. vehicle according to claim 1 ground locking device, which is characterized in that described pedestal one end is equipped with limiting slot, the X The second stabilizer blade of type crane bottom passes through the limiting slot by the first cylinder profile shaft and is slidably set in the limiting slot；Institute Upper bracket one end is stated equipped with sliding groove, X-type crane second stabilizer blade of top passes through the sliding by the second cylinder profile shaft Slot is slidably set in the sliding groove；The limiting slot is elongated horizontally disposed on the pedestal, described Sliding groove is elongated horizontally disposed on the upper bracket.

3. vehicle according to claim 2 ground locking device, which is characterized in that the stepper assemblies include stepping electricity Machine, screw rod and sliding block；The stepper motor is fixedly installed on the upper bracket；The screw rod is parallel to the sliding groove and sets It is placed on the upper bracket, one end is rotatably set to the end of the upper bracket, and the other end and the stepper motor pass Dynamic connection；The sliding block is equipped with threaded hole and perforation, and the sliding block is cooperated by the threaded hole and the screw rod transmission；Institute The perforation of the second cylinder profile shaft on the sliding block is stated, so that the sliding block is moved in parallel along the sliding groove.

4. vehicle according to claim 3 ground locking device, which is characterized in that the stepper motor passes through L-type Interal fixation It is set on the upper bracket；The sliding block is metal block, and the metal block is engaged in the silk by the threaded hole On bar；The metal block drives the lifting of the X-type crane by the rotation of the screw rod.

5. vehicle according to claim 3 ground locking device, which is characterized in that further include cell apparatus；The cell apparatus It is set to the right side of the upper bracket, and is electrically connected with the stepper motor.

6. vehicle according to claim 2 ground locking device, which is characterized in that a length of 570mm of the pedestal, width 140mm, A height of 30mm；The pedestal is made of Metal plate；It is respectively equipped on the bottom plate of the pedestal both ends and opens up face outside, it is described to open up on face outside Location hole equipped with ellipse；The bottom plate two sides are respectively equipped with side plate；The limiting slot setting is on the side plate.

7. a kind of vehicle ground lock system, which is characterized in that applied to vehicle described in the claims 1 locking device；Also wrap Include master control borad, stepper motor module, geomagnetic sensor module and NB-IOT module；The stepper motor module, the earth magnetism Sensor module and the NB-IOT module are communicated to connect with the master control borad respectively；The master control borad passes through the NB-IOT Module receives the unlocking instruction and locking instruction of ground locking device；The master control borad controls the step by the stepper motor module Into the work of electric machine assembly, to control the unlocking and locking of described ground locking device；The geomagnetic sensor module is for detecting Changes of magnetic field and the wake-up NB-IOT communication module around ground locking device are communicated.

8. vehicle according to claim 7 ground lock system, which is characterized in that further include rechargable power supplies module；It is described can Charging power modules and the master control borad are electrically connected, for providing power supply；The geomagnetic sensor module is also used to detect vehicle Whether drive into presumptive area or sail out of parking stall.

9. vehicle according to claim 7 ground lock system, which is characterized in that further include mobile intelligent terminal；The movement Intelligent terminal is communicated to connect by the base station NB-IOT and the NB-IOT module and the master control borad；The mobile intelligent terminal is used It is instructed in described ground locking device is pre-entered unlock instruction and locked.