CN108193958A - A kind of Novel Internet intelligent door lock - Google Patents
A kind of Novel Internet intelligent door lock Download PDFInfo
- Publication number
- CN108193958A CN108193958A CN201810155267.6A CN201810155267A CN108193958A CN 108193958 A CN108193958 A CN 108193958A CN 201810155267 A CN201810155267 A CN 201810155267A CN 108193958 A CN108193958 A CN 108193958A
- Authority
- CN
- China
- Prior art keywords
- module
- lock
- door lock
- control module
- connect
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
- E05B83/02—Locks for railway freight-cars, freight containers or the like; Locks for the cargo compartments of commercial lorries, trucks or vans
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B77/00—Vehicle locks characterised by special functions or purposes
- E05B77/44—Burglar prevention, e.g. protecting against opening by unauthorised tools
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/02—Power-actuated vehicle locks characterised by the type of actuators used
- E05B81/04—Electrical
- E05B81/08—Electrical using electromagnets or solenoids
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/54—Electrical circuits
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/54—Electrical circuits
- E05B81/64—Monitoring or sensing, e.g. by using switches or sensors
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Lock And Its Accessories (AREA)
Abstract
The present invention relates to logistics transportation technical fields,In particular a kind of Novel Internet intelligent door lock,Including compartment and in the symmetrically arranged two fans car door in compartment tail portion,Door lock ontology and the locked groove being adapted with door lock ontology are equipped on the inside of car door,Password key is equipped on the outside of car door,Door lock body interior is equipped with eMTC communication modules,Control module,MIM message input module,Information storage module,Electromagnetic lock module,Alarm module and lock core device,Door lock ontology is connect by lock core device with locked groove,Control module is electrically connected with Vehicular accumulator cell,And it is MIM message input module,Information storage module,Electromagnetic lock module and alarm module provide electric energy,EMTC communication modules are communicated to connect by LTE protocol and Cloud Server,Cloud Server is communicated to connect by internet and intelligent terminal,Intelligent terminal sends control instruction to control module by Cloud Server,Electromagnetic lock module receives control module and instructs and be powered to electromagnet and de-energizing actions.
Description
Technical field
The present invention relates to logistics transportation technical field, specially a kind of Novel Internet intelligent door lock.
Background technology
With the reinforcement of global cooperation, logistics enters the stage of rapid development.Only in foreign trade, just have
A large amount of container and container car need to transport.For example China, the import volume of annual container have broken through 80,000,000 casees, it need to be in sea
Close lower turn of pass of supervision is then up to millions of casees, and counter vehicle is also largely used in Guangdong and Hongkong economic zone.These containers and goods
Cabinet vehicle is possible to open by improper change transit route or by improper approach in long-distance transport.At present, in China
In railway freight, there are no the regulation techniques for being effectively directed to freight.It is stolen in the article that often occurs in transit of vehicle
Event.The technologies such as the Mechanical ring latch of existing use, disposable " seal " not can effectively stop the hair of such event
It is raw.How the supervision of logistics is improved, it is ensured that the transportation safety of article becomes the problem of in the urgent need to address.
Existing comparison is suitble in the intelligent door lock product of internet operation, be mostly by WiFi, Zigbee, bluetooth
Control and status information of the method door lock send the server of distal end to.This kind of general communication module of intelligent door lock uses
WiFi, Zigbee and bluetooth these communication modules, will realize remote-control door lock, it is necessary to using a gateway or router,
The real telecommunication of ability, and this kind of communication module is by the system that transmission range is short, power consumption is high and signal stabilization is poor
About, be not suitable for using in logistics and transportation industry.In consideration of it, a kind of it is proposed that Novel Internet intelligent door lock.
Invention content
The purpose of the present invention is to provide a kind of Novel Internet intelligent door locks, existing to solve to propose in above-mentioned background technology
There is the communication module in intelligent door lock product to be restricted by transmission range, power consumption and signal stabilization, be not suitable in logistics
The problem of carrier is promoted the use of.
To achieve the above object, the present invention provides following technical solution：
A kind of Novel Internet intelligent door lock, two winnowing machines including compartment and in the symmetrical setting in compartment tail portion
Compartment door, the car door inside are equipped with door lock ontology and the locked groove being adapted with the door lock ontology, are set on the outside of the car door
There is password key, the door lock body interior is equipped with eMTC communication modules, control module, MIM message input module, information storage mould
Block, electromagnetic lock module, alarm module and lock core device, the door lock ontology are connect by the lock core device with the locked groove,
The lock core device includes permanent magnet, resetting spring, electromagnet and lock pin, and the permanent magnet passes through the resetting spring and level
The electromagnet of setting is fixedly connected, and the lock pin is horizontally placed on the electromagnet far from the resetting spring side, the lock
Pressure sensor is equipped in pin；
The car door is articulated with by hinge at left and right sides of the compartment tail portion respectively, in the two fan car doors respectively
The fixing piece being vertically arranged is arranged with, the car door is fixedly connected by the fixing piece with the compartment tail portion, wherein
The one fan car door inside bottom is equipped with bar lock, and the car door is fixed by the bar lock and the compartment to be connected
It connects；
The eMTC communication modules are communicated to connect by LTE protocol and Cloud Server, and the Cloud Server passes through internet
It is communicated to connect with intelligent terminal.
Preferably, the control module is electrically connected with Vehicular accumulator cell, and is stored for described information input module, information
Module, electromagnetic lock module and alarm module provide electric energy.
Preferably, the pressure sensor output terminal is electrically connected with the control module input terminal.
Preferably, the electromagnet is electrically connected with the electromagnetic lock module, the electromagnetic lock module and the control mould
Block communicates to connect.
Preferably, the password key and described information input module are electrically connected, described information input module with it is described
Control module communicates to connect.
Preferably, the alarm module is communicated to connect with the control module, described information memory module and the control
Module communicates to connect.
Preferably, the eMTC communication modules use MDM9206 chips.
Compared with prior art, the beneficial effects of the invention are as follows：
1. in the present invention, by the eMTC communication modules of setting, eMTC supports the peak rate of uplink and downlink maximum 1Mbps,
Considerably beyond the rate of the mainstreams Internet of Things technology such as current GPRS, Zigbee, the higher rates of eMTC can support more rich object
Connection application；EMTC supports the mobility of connected state, and Internet of Things network users can ensure user experience with seamless switching；Based on TDD's
EMTC can utilize the PRS of base station side to measure, and can carry out position positioning in the case of without newly-increased GPS chip, low cost
Location technology be more advantageous to eMTC in the universal of the scenes such as logistic track, cargo tracking；EMTC can be based on existing LTE network
Directly upgrading deployment and existing LTE base station colocation site are total to antenna feeder, have low cost, the advantage of rapid deployment.
2. in the present invention, by being set in lock pin in pressure sensor and the alarm mould connected with pressure sensor
Block, when the improper means of external use lock destroyed on the door, alarm module can make actuation of an alarm, and information is fed back to
Intelligent terminal so as to provide safety guarantee to stream carrier vehicle, prevents cargo to be stolen.
Description of the drawings
Fig. 1 is the internal structure schematic diagram of door lock ontology in the present invention；
Fig. 2 is the work block diagram of the present invention；
Fig. 3 is car door outside structure diagram of the present invention；
Fig. 4 is car door inside structure schematic diagram of the present invention.
In figure：1st, door lock ontology；10th, Cloud Server；11st, eMTC communication modules；12nd, control module；13rd, information input mould
Block；14th, information storage module；15th, electromagnetic lock module；16th, alarm module；17th, lock core device；171st, permanent magnet；172nd, it resets
Spring；173rd, electromagnet；174th, lock pin；18th, intelligent terminal；19th, pressure sensor；2nd, locked groove；3rd, password key；4th, compartment；
5th, car door；51st, hinge；52nd, fixing piece；53rd, bar lock；6th, Vehicular accumulator cell.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the present invention provides a kind of technical solution：
A kind of Novel Internet intelligent door lock, including compartment 4 and in two winnowing machine compartments of the symmetrical setting in 4 tail portion of compartment
Door 5, car door 5 are articulated with by hinge 51 at left and right sides of 4 tail portion of compartment respectively, are respectively symmetrically equipped in two fan car doors 5 perpendicular
The fixing piece 52 directly set, car door 5 are fixedly connected by fixing piece 52 with 4 tail portion of compartment, wherein a 5 inside bottom of fan car door
Portion is equipped with bar lock 53, and car door 5 is fixedly connected by bar lock 53 with compartment 4, and 5 inside of car door is equipped with door lock ontology
1 and the locked groove 2 that is adapted with door lock ontology 1,5 outside of car door be equipped with password key 3,3 outside of password key is equipped with rain-proof and protects
Cover avoids the water inlet of rainy day password key 3 from causing button malfunction, and compartment 4 and car door 5 are connected by hinge 51 and fixing piece 52
It connects, door lock ontology 1, locked groove 2, password key 3 and the bar lock 53 set by 5 inside of car door, with traditional antitheft vehicle
Compartment door is compared, and without carrying keys, intelligence is convenient.
Door lock ontology 1 is internally provided with eMTC communication modules 11, control module 12, MIM message input module 13, information storage mould
Block 14, electromagnetic lock module 15, alarm module 16 and lock core device 17.Control module 12 uses STM32L family chips；
Door lock ontology 1 is connect by lock core device 17 with locked groove 2, and lock core device 17 includes permanent magnet 171, resetting spring
172nd, electromagnet 173 and lock pin 174, permanent magnet 171 are fixedly connected by resetting spring 172 with horizontally disposed electromagnet 173,
Lock pin 174 is horizontally placed on electromagnet 173 far from 172 side of resetting spring, and lock pin 174 is fixed by bolt and electromagnet 173
Connection, is equipped with pressure sensor 19 in lock pin 174, electromagnet 173 be in off-position and resetting spring 172 in the raw
When, lock pin 174 is located inside the locked groove 2, that is to say, that when electromagnet 173 is in off-position, door lock ontology 1 is in upper
Lock status；173 energizing magnetic of electromagnet, electromagnet 173 and 171 adjacent surface magnetic pole of permanent magnet are on the contrary, permanent magnet 171 at this time
Electromagnet 173 is attracted to go out movement toward permanent magnet 171 by magnetic force, door lock ontology 1 is in the unlocked state.
EMTC communication modules 11 are communicated to connect by LTE protocol and Cloud Server 10, Cloud Server 10 by internet with
Intelligent terminal 18 communicates to connect, and in the present embodiment, Cloud Server 10 uses Ali's cloud, binding Taobao, Alipay etc., account registration
Convenient with payment, product line is perfect, and autonomy-oriented degree is high；EMTC communication modules 11 use MDM9206 chips；Intelligent terminal 18 can
Think the terminal devices such as mobile phone, PC computers, laptop；EMTC communication modules 11 support the peak value of uplink and downlink maximum 1Mbps
Rate, considerably beyond the rate of the mainstreams Internet of Things technology such as current GPRS, Zigbee, 11 higher rate of eMTC communication modules can be with
Support more rich Internet of Things application；EMTC communication modules 11 support connected state mobility, Internet of Things network users can with seamless switching,
Ensure user experience；EMTC communication modules 11 based on TDD can utilize the PRS of base station side to measure, without newly-increased GPS chip
In the case of can carry out position positioning, inexpensive location technology is more advantageous to eMTC communication modules 11 in logistic track, goods
The scenes such as object tracking are popularized；EMTC communication modules 11 can directly upgrade deployment and existing LTE based on existing LTE network
Base station colocation site is total to antenna feeder, has low cost, the advantage of rapid deployment.
10 memory of Cloud Server contains the coded data of door lock ontology 1 and the authorization key code of intelligent terminal 18, cloud service
Device 10 receives the control instruction that intelligent terminal 18 is sent.
Control module 12 is electrically connected with Vehicular accumulator cell 6, and is MIM message input module 13, information storage module 14, electricity
Magnetic padlock module 15 and alarm module 16 provide electric energy.
Intelligent terminal 18 sends control instruction by internet to Cloud Server 10, to Cloud Server 10 by control instruction solution
Control module 12 is sent to by eMTC communication modules after analysis, control module 12 uses STM32L family chips, STM32L series
Chip is Cortex-M3 microprocessors of 32 MCU based on ARM, compared with 8/16 equipment, has higher code efficiency,
And all ARM tools and software can be compatible with, 10.4 μ A low power operations patterns and 32kHz running frequencies, power consumption are extremely low.
Electromagnet 173 is electrically connected with electromagnetic lock module 15, and electromagnetic lock module 15 is communicated to connect with control module 12, electromagnetism
Lock module 15 is instructed and is powered to electromagnet 173 and de-energizing actions for receiving control module 12.
19 output terminal of pressure sensor is electrically connected with 12 input terminal of control module, and alarm module 16 is logical with control module 12
Letter connection, when control module 12 detects that 19 parameter of pressure sensor changes, control module 12 is sent out to alarm module 16
Send action command, the buzzer in alarm module 16 makes buzzing action, and buzzing action message is passed through 12 He of control module
Cloud Server 10 sends intelligent terminal 18 to, and pressure sensor 19 uses RFP-601 thin-film pressure sensors in the present embodiment,
The model pressure sensor thickness is only 0.2mm, can be arbitrarily bent, and appearance and shape can be customized arbitrarily.
Password key 3 is electrically connected with MIM message input module 13, and MIM message input module 13 is communicated to connect with control module 12,
Control module 12 detects that 13 correct password output signal of MIM message input module sends electromagnetic lock module 15 in unlock instruction, letter
It ceases input module 13 and uses AT24C02 chips, can realize that the password power down of storage preserves, and equipped with pipeline person's password, even if
Forget password, can also give for change.
Information storage module 14 is communicated to connect with control module 12, information storage module 14 control module 12 is received with
And the instruction used sent out is stored, and passes through control module 12, eMTC communication modules 11 and Cloud Server 10 to intelligent end
End 18 sends storage information, and information storage module 14 uses the EEPROM memory modules of AT24C04 chips.
The operation principle of the present invention：Client, which needs to unlock, to collect or during arrangement of goods, is taken by intelligent terminal 18 by cloud
Device 10 be engaged in the transmission control instruction of control module 12, control module 12 receives the control sent out after control instruction to intelligent terminal 18
System instruction is parsed, and analysis result is converted into control instruction and is sent to electromagnetic lock module 15, and electromagnetic lock module 15 passes through
Energization and the power-off of electromagnet 173 is controlled to complete the unlock and locking of door lock ontology 1 and locked groove 2；Pressure sensor 19 passes through
Alarm module 16 is electrically connected with control module 12, when using unconventional external force, lock body 1 carries out compulsive unlocking on the door, alarm
When module 16 detects that 19 parameter of pressure sensor set on door lock ontology 1 changes, alarm module 16 can make buzzing
Device buzzing acts, and sends buzzing action message to intelligent terminal 18 by control module 12 and Cloud Server 10, makes shipping
Driver or the delivery of goods, recipient obtain door lock ontology 1 by the information of unauthorised broken；Information storage module 14 is to control
The instruction used that molding block 12 is received and sent out is stored, and passes through control module 12, eMTC communication modules 11 and cloud
Server 10 sends storage information to intelligent terminal 18, it is ensured that clamshell doors record real-time tracking is grasped, and improves the stream of logistics transportation
Journey specification.
Basic principle, main feature and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
For personnel it should be appreciated that the present invention is not limited to the above embodiments, described in the above embodiment and specification is only the present invention
Preference, be not intended to limit the present invention, without departing from the spirit and scope of the present invention, the present invention also have it is various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached claims and its equivalent thereof.
Claims (7)
1. a kind of Novel Internet intelligent door lock, two including compartment (4) and in the symmetrical setting in the compartment (4) tail portion
Fan car door (5), it is characterised in that：Be equipped on the inside of the car door (5) door lock ontology (1) and with door lock ontology (1) phase
The locked groove (2) of adaptation, car door (5) outside are equipped with password key (3), and the door lock ontology (1) is internally provided with eMTC and leads to
Believe module (11), control module (12), MIM message input module (13), information storage module (14), electromagnetic lock module (15), alarm
Module (16) and lock core device (17), the door lock ontology (1) are connect by the lock core device (17) with the locked groove (2),
The lock core device (17) includes permanent magnet (171), resetting spring (172), electromagnet (173) and lock pin (174), the permanent magnetism
Iron (171) is fixedly connected by the resetting spring (172) with horizontally disposed electromagnet (173), and the lock pin (174) is horizontal
The electromagnet (173) is set to far from the resetting spring (172) side, the lock pin (174) is interior to be equipped with pressure sensor
(19)；
The car door (5) is articulated with by hinge (51) at left and right sides of the compartment (4) tail portion respectively, the two fan car doors
(5) fixing piece (52) being vertically arranged respectively symmetrically is equipped on, the car door (5) passes through the fixing piece (52) and the vehicle
Compartment (4) tail portion is fixedly connected, wherein fan car door (5) inside bottom is equipped with bar lock (53), the car door (5)
It is fixedly connected by the bar lock (53) with the compartment (4)；
The eMTC communication modules (11) are communicated to connect by LTE protocol and Cloud Server (10), and the Cloud Server (10) is logical
Internet is crossed to communicate to connect with intelligent terminal (18).
2. Novel Internet intelligent door lock according to claim 1, it is characterised in that：The control module (12) with it is vehicle-mounted
Accumulator (6) be electrically connected, and for described information input module (13), information storage module (14), electromagnetic lock module (15) and
Alarm module (16) provides electric energy.
3. Novel Internet intelligent door lock according to claim 1, it is characterised in that：Pressure sensor (19) output
End is electrically connected with the control module (12) input terminal.
4. Novel Internet intelligent door lock according to claim 1, it is characterised in that：The electromagnet (173) with it is described
Electromagnetic lock module (15) is electrically connected, and the electromagnetic lock module (15) communicates to connect with the control module (12).
5. Novel Internet intelligent door lock according to claim 1, it is characterised in that：The password key (3) with it is described
MIM message input module (13) is electrically connected, and described information input module (13) is communicated to connect with the control module (12).
6. Novel Internet intelligent door lock according to claim 1, it is characterised in that：The alarm module (16) with it is described
Control module (12) communicates to connect, and described information memory module (14) is communicated to connect with the control module (12).
7. Novel Internet intelligent door lock according to claim 1, it is characterised in that：The eMTC communication modules (11) are adopted
With MDM9206 chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810155267.6A CN108193958A (en) | 2018-02-23 | 2018-02-23 | A kind of Novel Internet intelligent door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810155267.6A CN108193958A (en) | 2018-02-23 | 2018-02-23 | A kind of Novel Internet intelligent door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108193958A true CN108193958A (en) | 2018-06-22 |
Family
ID=62594110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810155267.6A Pending CN108193958A (en) | 2018-02-23 | 2018-02-23 | A kind of Novel Internet intelligent door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108193958A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109051400A (en) * | 2018-09-27 | 2018-12-21 | 炬众钛合（天津）科技发展有限公司 | It is a kind of based on the container remotely controlled |
| CN110211350A (en) * | 2019-05-21 | 2019-09-06 | 广东九联科技股份有限公司 | A kind of mobile lock protection system and method based on NB-IOT |
| CN112444298A (en) * | 2020-11-09 | 2021-03-05 | 湖南常德牌水表制造有限公司 | Water meter dismounting alarm device |
| CN113763604A (en) * | 2021-09-07 | 2021-12-07 | 山东产研信息与人工智能融合研究院有限公司 | Electronic tag lock operator management method, device and equipment |
| CN114261341A (en) * | 2021-12-07 | 2022-04-01 | 上海前晨汽车科技有限公司 | Cargo car management device |
| CN114596021A (en) * | 2022-01-12 | 2022-06-07 | 徐州工程学院 | Intelligent vehicle-mounted logistics system based on Internet of things |
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| US20140250954A1 (en) * | 2013-03-06 | 2014-09-11 | James F. Buzhardt | Smart padlock |
| CN204436141U (en) * | 2014-11-14 | 2015-07-01 | 宁波富立达机械有限公司 | A kind of vehicle safe box safety lock |
| CN205857992U (en) * | 2016-08-12 | 2017-01-04 | 张雪芹 | Logistics van theftproof lock based on Android |
| CN206968799U (en) * | 2017-06-22 | 2018-02-06 | 赵泉鑫 | A kind of express delivery car compartment |
| CN207934654U (en) * | 2018-02-23 | 2018-10-02 | 苏州拓土数据源科技有限公司 | A kind of Novel Internet intelligent door lock |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140250954A1 (en) * | 2013-03-06 | 2014-09-11 | James F. Buzhardt | Smart padlock |
| CN204436141U (en) * | 2014-11-14 | 2015-07-01 | 宁波富立达机械有限公司 | A kind of vehicle safe box safety lock |
| CN205857992U (en) * | 2016-08-12 | 2017-01-04 | 张雪芹 | Logistics van theftproof lock based on Android |
| CN206968799U (en) * | 2017-06-22 | 2018-02-06 | 赵泉鑫 | A kind of express delivery car compartment |
| CN207934654U (en) * | 2018-02-23 | 2018-10-02 | 苏州拓土数据源科技有限公司 | A kind of Novel Internet intelligent door lock |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109051400A (en) * | 2018-09-27 | 2018-12-21 | 炬众钛合（天津）科技发展有限公司 | It is a kind of based on the container remotely controlled |
| CN110211350A (en) * | 2019-05-21 | 2019-09-06 | 广东九联科技股份有限公司 | A kind of mobile lock protection system and method based on NB-IOT |
| CN110211350B (en) * | 2019-05-21 | 2023-12-19 | 广东九联科技股份有限公司 | Mobile lock protection system and method based on NB-IOT |
| CN112444298A (en) * | 2020-11-09 | 2021-03-05 | 湖南常德牌水表制造有限公司 | Water meter dismounting alarm device |
| CN113763604A (en) * | 2021-09-07 | 2021-12-07 | 山东产研信息与人工智能融合研究院有限公司 | Electronic tag lock operator management method, device and equipment |
| CN114261341A (en) * | 2021-12-07 | 2022-04-01 | 上海前晨汽车科技有限公司 | Cargo car management device |
| CN114596021A (en) * | 2022-01-12 | 2022-06-07 | 徐州工程学院 | Intelligent vehicle-mounted logistics system based on Internet of things |
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