CN208240110U - A kind of bicycle capacity integrated control system - Google Patents
A kind of bicycle capacity integrated control system Download PDFInfo
- Publication number
- CN208240110U CN208240110U CN201820842767.2U CN201820842767U CN208240110U CN 208240110 U CN208240110 U CN 208240110U CN 201820842767 U CN201820842767 U CN 201820842767U CN 208240110 U CN208240110 U CN 208240110U
- Authority
- CN
- China
- Prior art keywords
- subsystem
- gate
- entrance
- control system
- bicycle
- 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.)
- Active
Links
Abstract
The utility model relates to road traffic technical fields, disclose a kind of bicycle capacity integrated control system, the managing and control system includes entrance intelligent recognition gate subsystem, broadcast subsystem, video monitoring subsystem, outlet gate subsystem, induced screen subsystem, sentry box subsystem on duty and control centre, using modular design concept, entire managing and control system is encapsulated as to different modules, then detailed planning and designing and sizing are carried out to modules, facilitates the subsequent extension of managing and control system, upgrading and exploitation；The information of subsystems is focused on control centre to be handled and analyzed, the real-time condition of road is allowed clearly to be presented in host computer, the staff of control centre is facilitated to make a policy；The automatic identification and clearance that bicycle is realized using advanced sensing technology and recognizer alleviate person works' amount, while having ensured civic safety of riding.
Description
Technical field
The utility model relates to road traffic technical field, especially a kind of bicycle capacity integrated control system.
Background technique
Bicycle is a kind of green traffic tool of environment-friendly type, can be in " last with the cooperation of traditional public transport
Km " service to the public；Simultaneously because its vehicle body is small, traveling is convenient, urban road space can be saved, the public friendship in Development of Urban is become
Way system, the good complement for alleviating road traffic pressure.
Public bicycles system of having built has been carried out in multiple cities, while the appearance of various shared bicycles also enriches city
The selection of riding of the people, more and more common people select bicycle as the vehicles in short distance trip.But due to more at present
Number city does not fully consider this problem, causes non-motorized lane narrow or discontinuous in initial planning process；This
The phenomenon that outer motor vehicles occupancy non-motorized lane, emerges one after another.These problems can all influence the safety of bicycle user.
In order to solve the problems, such as riding safety, the planning of bicycle capacity is come into being.2017, Xiamen cloud top road bicycle capacity
Exemplary segment is completed, and about 7.6 kilometers of overall length.The bicycle capacity only allows bicycle to enter, motor vehicle, electric vehicle, pedestrian etc.
It is prohibited from entering.
Building up for bicycle capacity greatly facilitates civic and rides, while some new problems also occurs, such as
Some pedestrians and electric vehicle can enter bicycle capacity, cause security risk；How flow lane on is quickly and effectively monitored,
Avoid exceeding design threshold；The violation vehicle on lane how is found in time and is alerted；Bicycle how is avoided to drive in the wrong direction；It is right
How Quick rescue etc. is carried out in the bicycle that accident occurs.Therefore, it is necessary to design a kind of solution of synthesis for these problems
Certainly scheme.
Summary of the invention
The purpose of this utility model is to provide a kind of bicycle capacity integrated control systems, pass through modular system
It may finally realize the requirement to bicycle capacity integrated control.
To realize above-mentioned technical purpose and the technique effect, the utility model discloses a kind of bicycle capacities
Integrated control system, including entrance intelligent recognition gate subsystem, broadcast subsystem, video monitoring subsystem, outlet gate
System, induced screen subsystem, sentry box subsystem on duty and control centre；Entrance intelligent recognition gate subsystem is arranged in bicycle
The arrival end of special lane, broadcast subsystem, video monitoring subsystem and induced screen subsystem are arranged in bicycle capacity, position
The outlet end of bicycle capacity, sentry box subsystem on duty is arranged in inboard side edge in two sides lane, outlet gate subsystem
It is set to the region of each bicycle capacity entrance, control centre passes through digital signal and entrance intelligent recognition gate subsystem
System, broadcast subsystem, video monitoring subsystem, outlet gate subsystem, induced screen subsystem and sentry box subsystem on duty carry out
Both-way communication.
Wherein, entrance intelligent recognition gate subsystem includes intelligent recognition all-in-one machine and entrance gate, the setting of entrance gate
After intelligent recognition all-in-one machine, safe distance S, safe distance S meter are provided between entrance gate and intelligent recognition all-in-one machine
It is as follows to calculate formula:
S=kV(t1+t2+t3+t4), wherein k is the safety coefficient of range 1.2-1.5, and V is design speed per hour, t1For intelligent recognition
All-in-one machine delay time, t2For entrance gate delay time, t3Reset delay time, t are identified for managing and control system4For the personnel of riding
The response delay time.
RFID sensor, image recognition sensor, electromagnetic induction sensor and infrared are integrated in intelligent recognition all-in-one machine
Imaging sensor, induced screen subsystem are made of several induced screens, and induced screen is installed at each entrance gate.
Wherein, broadcast subsystem includes several loudspeaker groups, and video monitoring subsystem includes several cameras, broadcasts subsystem
System and video monitoring subsystem are arranged along bicycle capacity equidistantly distributed.
Wherein, outlet gate subsystem includes that outlet gate and location sensitive sensor, location sensitive sensor are mounted on
The front of gate is exported, and carries out information exchange with outlet gate.
Preferably, the gate wing plate of entrance gate and outlet gate is all made of flexible rubber plate and is made.
Wherein, control centre includes several master control servers, LED display array and video monitoring server, master control
Server and video monitoring server, entrance intelligent recognition gate subsystem, broadcast subsystem, video monitoring subsystem, outlet
Gate subsystem, induced screen subsystem and subsystem communication connection in sentry box on duty, video monitoring server and video monitoring subsystem
System connection, LED display array are connect with master control server and video monitoring server.
The utility model has the following beneficial effects:
1, entire managing and control system is encapsulated as different by bicycle capacity integrated control system described in the utility model
Then module carries out detailed planning and designing and sizing to modules, facilitate the subsequent extension of managing and control system, upgrade and open
Hair.
2, the information of subsystems is focused on control by bicycle capacity integrated control system described in the utility model
Center processed is handled and is analyzed, and the real-time condition of road is allowed clearly to be presented in host computer, facilitates the work of control centre
Personnel make a policy.
3, bicycle capacity integrated control system described in the utility model is calculated using advanced sensing technology and identification
Method realizes the automatic identification and clearance of bicycle, alleviates person works' amount, while having ensured civic safety of riding.
4, bicycle capacity integrated control system described in the utility model can actually use bicycle capacity
Situation carries out quantitative statistics, and can data be handled and be recorded, and provides data branch for the construction of subsequent bicycle capacity
Support.
Detailed description of the invention
Fig. 1 is that the utility model bicycle capacity integrated control system constitutes schematic diagram.
Fig. 2 is each subsystem information interaction scenario schematic diagram of the utility model bicycle capacity integrated control system.
Fig. 3 is the utility model bicycle capacity integrated control system entry intelligent recognition gate subsystem work process
Figure.
Fig. 4 is the utility model bicycle capacity integrated control system entry intelligent recognition gate subsystem self study stream
Cheng Tu.
Fig. 5 is each subsystem hardware schematic layout pattern of the utility model bicycle capacity integrated control system.
Fig. 6 is the utility model bicycle capacity integrated control System Control Center schematic diagram.
Main component symbol description:
1: entrance intelligent recognition gate subsystem, 2: broadcast subsystem, 3: video monitoring subsystem, 4: outlet gate subsystem
System, 5: induced screen subsystem, 6: sentry box subsystem on duty, 7: control centre, 101: intelligent recognition all-in-one machine, 102: entrance lock
Machine, 401: location sensitive sensor, 402: outlet gate, 701: master control server, 702:LED display screen array, 703: video
Monitoring server.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to embodiments, to this
Utility model is further elaborated.
The utility model discloses a kind of bicycle capacity integrated control system, wherein bicycle capacity integrated control
System include entrance intelligent recognition gate subsystem 1, broadcast subsystem 2, video monitoring subsystem 3, outlet gate subsystem 4,
Induced screen subsystem 5, sentry box subsystem 6 on duty and control centre 7, as shown in Figure 1.
Entrance intelligent recognition gate subsystem 1 includes intelligent recognition all-in-one machine intelligent recognition all-in-one machine 101, entrance gate
102, as shown in Figure 5.
Intelligent recognition all-in-one machine 101 is located at a certain distance from the front of entrance gate 102, with reduce due to ride by when because
The time delay of data processing causes current blocking sense.Wherein intelligent recognition all-in-one machine 101 is internally integrated multiple sensors, using more
Weight identification technology, including RFID(radio frequency identification) sensor, image recognition sensor, electromagnetic induction sensor and infrared imaging biography
Sensor and its corresponding assembly.Intelligent recognition all-in-one machine 101 is installed in lane two sides relative position, and bicycle can pass through vehicle riding
It is quickly detected when road.The workflow of intelligent recognition all-in-one machine 101 is as shown in Figure 3.Detailed process is to know when vehicle enters entrance
Behind other region, the recognizer in intelligent recognition all-in-one machine 101 can be triggered, at this time various sensor application Multiple recognition technologies
Comprehensive detection and judgement are carried out to the vehicle entered in identification region, by preset algorithm and database compare it is final determine into
Enter the type of vehicle.If it is bicycle, then sends and open a sluice gate signal and be uploaded in control to entrance gate 102, while by data
Recognition result is simultaneously delivered to induced screen 5 by the heart 7；If not bicycle, then it will not send and open a sluice gate signal, but simultaneously can be by data
It is uploaded to control centre 7 and recognition result is delivered to induced screen 5.In view of 101 discrimination of intelligent recognition all-in-one machine can not be
Reach 100% in practice, therefore data update, writing function can be added in identifying system, increasing can be passed through in later period operational process
Plus depth learning algorithm steps up discrimination.After intelligent recognition all-in-one machine 101 misidentifies, sentry box subsystem 6 on duty
In duty personnel can guide the personnel of riding re-start feature detection, using intelligent recognition all-in-one machine 101 to information of vehicles into
Row acquires again, while informing the staff in control centre 7, this information of vehicles acquired is uploaded to general control software
In 702 database, process is as shown in Figure 4.
Entrance gate 102 is located at 101 rear of intelligent recognition all-in-one machine, using flexible rubber wing plate, avoids accidentally injuring pedestrian.Enter
Mouth gate 102 receives the instruction of intelligent recognition all-in-one machine 101 and is acted.Ordinary circumstance lower wing plate is in closed state.When voluntarily
After vehicle passes through intelligent recognition all-in-one machine 101, the reception of entrance gate 102 is opened a sluice gate to instruct.Since identifying system is in data acquisition, place
It manages, calculate, providing control instruction and act the Time Delay of Systems for opening a sluice gate to have certain, bicycle is still preceding in this section of time delay
Into, therefore the safe distance S that 102 postposition of entrance gate is certain, safe distance S calculation formula are as follows:
S=kV(t1+t2+t3+t4), wherein k is the safety coefficient of range 1.2-1.5, and V is design speed per hour, t1For intelligent recognition
All-in-one machine delay time, t2For entrance gate delay time, t3Reset delay time, t are identified for managing and control system4For the personnel of riding
The response delay time.
It is assumed that design speed per hour of the cycle track in entrance gate vicinity is V=20km/h=5.6m/s, all-in-one machine is identified
For the acquisition of multidimensional data, analysis, calculating, judge and provide the delay t for opening a sluice gate to instruct1=0.45s, gate are receiving out
The delay t of machine core action command, machine core movement is issued after lock instruction2=0.25s, while considering that the reaction time of bicyclist is about t3
=0.1s, and the continuous current delay t for causing system identification to reset that scene can occur4=0.1s, then distance D=V × (t1+
t2+t3+t4)=5.04m.In view of Reliability Index and the environmental factor installed, can at this on multiplied by
The safety coefficient of 1.2-1.5 obtains safe distance S.
The distance can give bicyclist certain reaction time, can avoid safety accident.After opening a sluice gate, prolonging for a period of time is set
When, then wing plate is closed automatically.Furthermore entrance gate 102 is also equipped with pinch resistant functionality, after opening a sluice gate, exists when detecting between wing plate
When barrier, wing plate is not closed.
Broadcast subsystem 2 is mainly made of multiple loudspeaker groups, which can receive the instruction of control centre 7, such as Fig. 2
It is shown.It arranges one group of loudspeaker at a certain distance on cycle track, guarantees that bicycle can be completely covered in broadcast in this way
Road.
Video monitoring subsystem 3 is mainly made of multiple camera groups, which can carry out information friendship with control centre 7
Mutually, as shown in Figure 2.Arrange one group of monitoring camera-shooting, and the cloth at each entrance and exit at a certain distance on cycle track
Camera is set, to guarantee that control centre 7 can monitor cycle track whole process in real time.It, can be in the general control software of control centre 7
The wagon flow situation for checking each entrance of cycle track also can control each individual camera and carry out turning for two freedom degrees
It is dynamic, to obtain target image.The video monitoring server 703 of the corresponding subsystem also places and control centre 7 in.
It exports gate subsystem 4 to include location sensitive sensor 401 and export gate 402, as shown in Figure 5.Wherein, position
Inductive pick-up 401 is located at the front of outlet gate 402.It, first can trigger position when there is bicycle to be driven out to cycle track
Inductive pick-up 401 causes its detecting distance to change.At this time location sensitive sensor 401 will send open a sluice gate signal to
Gate 402 is exported, while data are sent into control centre 7.Likewise, in order to avoid being made due to outlet gate system time delay of action
At safety accident, location sensitive sensor 401 and outlet gate 402 between need suitable distance, this apart from design method with
The setting method of the safe distance S of entrance gate 102 is similar.After gate 402 is opened a sluice gate when outlet, it is still setting a period of time
Delay, then wing plate is closed automatically.This outer vent gate 402 also has pinch resistant functionality, after opening a sluice gate, deposits between wing plate when detecting
In barrier, wing plate is not closed.
Induced screen subsystem 5 is mainly made of multiple LED displays, which can receive the instruction of control centre 7,
It can receive the instruction of entrance intelligent recognition gate subsystem 1, as shown in Figure 2.When it receives entrance intelligent recognition gate subsystem
When the instruction of system 1, the recognition result of vehicle can be shown in LED display, and prompt into lane personnel；When it connects
When receiving the instruction of control centre 7, the information such as weather forecast, vehicle flowrate publicity can be shown in LED display.The system arrangement with
Cycle track inlet, as shown in Figure 5.
Sentry box subsystem 6 on duty is located in the interval region of each cycle track entrance, as shown in Figure 5.The subsystem
It receives the instruction of control centre 7 and reports lane situation to control centre 7, as shown in Figure 2.When emergency event occurs in lane,
Staff in sentry box subsystem 6 on duty can quickly reach the spot service of providing safeguard, while the subsystem work
Personnel can also provide some convenience services.Furthermore the staff in sentry box subsystem 6 on duty can also be in intelligent recognition one
Guide is provided during 101 self study of body machine.
Control centre 7 includes dry master control server 701, LED display array 702 and video monitoring server 703, is such as schemed
Shown in 6.General control software is installed in master control server 701.General control software is divided into three classes, and respectively corresponds control bicycle entrance intelligence
Identify gate subsystem 1, video monitoring subsystem 3 and outlet gate subsystem 4.Entrance intelligent recognition gate subsystem 1 is corresponding
General control software can receive into information such as the legal vehicle fleet size in lane, the illegal vehicle quantity of refusal, vehicle detection features；Out
The corresponding general control software of mouth gate subsystem 4 can receive the vehicle fleet size for being driven out to lane；The corresponding master control of video monitoring subsystem 3 is soft
Part can judge rough information of vehicle flowrate on lane by way of video image identification.It is checked in order to facilitate the operation of personnel,
It can be shown amplifying in transmission of video images to LED display array 702, the fact in each lane is very clear.LED is aobvious simultaneously
Totality vehicle flowrate today, the real time information such as time and weather can also be shown on display screen array 702.Video monitoring server 703
Service support is provided for video monitoring subsystem 3.
By 7 Collaboration of subsystem and control centre of above-mentioned each different function, the utility model is ultimately formed
Bicycle capacity integrated control system.Subsystem module and a control in the utility model, altogether comprising six different function
Center 7 processed.This six different subsystems functionally can be complementary, and formation is completely managed and controlled to bicycle capacity
System: since entrance is to vehicle identification, bicyclist and cycle track integrate by end hardware and sensor comprehensive
Control, using including that visual cues, auditory cues and the multiple means such as duty personnel is on duty ensure citizen's safety.In each subsystem
In system, entrance intelligent recognition gate subsystem 1, video monitoring subsystem 3, outlet gate subsystem 4 and sentry box subsystem 6 on duty
Communication with control centre 7 is two-way progress, as shown in Figure 2.It, can be with by the soft comprehensive analysis that these are uploaded with data of master control
It obtains the real-time wagon flow situation in each section of lane, while can accomplish the quick response in face of emergency event.While control centre 7 is again
Control instruction directly can be sent to each subsystem, guarantee is quickly and effectively managed.
To sum up, the bicycle capacity integrated control system decomposition of the utility model is the subsystem module of different function,
By the force action of these subsystems and control centre 7, the integrated control to bicycle capacity may be implemented.This is practical new
Application module thought during type Framework design provides a great convenience for follow-up system upgrading, exploitation.After facing
The extension construction of continuous bicycle capacity only need to increase subsystem module quantity without redesigning to total system,
Reduce system in this way builds cost.The system structure of fit module is proposed simultaneously is ridden city using multiple means guarantee
The method of people's safety realizes the integrated management and control of bicycle capacity.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.
Claims (7)
1. a kind of bicycle capacity integrated control system, which is characterized in that including entrance intelligent recognition gate subsystem, broadcast
Subsystem, video monitoring subsystem, outlet gate subsystem, induced screen subsystem, sentry box subsystem on duty and control centre；Institute
The arrival end of bicycle capacity, the broadcast subsystem, video prison is arranged in the entrance intelligent recognition gate subsystem stated
It controls subsystem and induced screen subsystem is arranged in bicycle capacity, the inboard side edge positioned at two sides lane, the outlet
The outlet end of bicycle capacity is arranged in gate subsystem, and it is dedicated that the sentry box subsystem on duty is set to each bicycle
The region of road entrance, the control centre by digital signal and entrance intelligent recognition gate subsystem, broadcast subsystem,
Video monitoring subsystem, outlet gate subsystem, induced screen subsystem and sentry box subsystem on duty carry out both-way communication.
2. a kind of bicycle capacity integrated control system as described in claim 1, it is characterised in that: the entrance intelligence
Identification gate subsystem includes intelligent recognition all-in-one machine and entrance gate, and the entrance gate is arranged in intelligent recognition all-in-one machine
Later, safe distance S is provided between entrance gate and intelligent recognition all-in-one machine, the safe distance S calculation formula is as follows:
S=kV(t1+t2+t3+t4), wherein k is the safety coefficient of range 1.2-1.5, and V is design speed per hour, t1For intelligent recognition one
Machine delay time, t2For entrance gate delay time, t3Reset delay time, t are identified for managing and control system4For staff response of riding
Delay time.
3. a kind of bicycle capacity integrated control system as claimed in claim 2, it is characterised in that: the intelligent recognition
RFID sensor, image recognition sensor, electromagnetic induction sensor and infrared imaging sensor are integrated in all-in-one machine, it is described
Induced screen subsystem is made of several induced screens, and the induced screen is installed at each entrance gate.
4. a kind of bicycle capacity integrated control system as described in claim 1, it is characterised in that: the broadcast subsystem
System includes several loudspeaker groups, and the video monitoring subsystem includes several cameras, the broadcast subsystem and video
Monitor And Control Subsystem is arranged along bicycle capacity equidistantly distributed.
5. a kind of bicycle capacity integrated control system as described in claim 1, it is characterised in that: the outlet gate
Subsystem includes outlet gate and location sensitive sensor, and the location sensitive sensor is mounted on the front of outlet gate,
And information exchange is carried out with outlet gate.
6. a kind of bicycle capacity integrated control system as claimed in claim 4, it is characterised in that: the entrance gate
Flexible rubber plate is all made of with the gate wing plate of outlet gate to be made.
7. a kind of bicycle capacity integrated control system as described in claim 1, it is characterised in that: the control centre
Including several master control servers, LED display array and video monitoring server, the master control server and video monitoring
Server, entrance intelligent recognition gate subsystem, broadcast subsystem, video monitoring subsystem, outlet gate subsystem, induced screen
Subsystem and subsystem communication connection in sentry box on duty, the video monitoring server is connect with video monitoring subsystem, described
LED display connect with master control server and video monitoring server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820842767.2U CN208240110U (en) | 2018-06-01 | 2018-06-01 | A kind of bicycle capacity integrated control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820842767.2U CN208240110U (en) | 2018-06-01 | 2018-06-01 | A kind of bicycle capacity integrated control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208240110U true CN208240110U (en) | 2018-12-14 |
Family
ID=64575388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820842767.2U Active CN208240110U (en) | 2018-06-01 | 2018-06-01 | A kind of bicycle capacity integrated control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208240110U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550218A (en) * | 2018-06-01 | 2018-09-18 | 厦门市市政工程设计院有限公司 | A kind of bicycle capacity integrated control system and its management-control method |
-
2018
- 2018-06-01 CN CN201820842767.2U patent/CN208240110U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550218A (en) * | 2018-06-01 | 2018-09-18 | 厦门市市政工程设计院有限公司 | A kind of bicycle capacity integrated control system and its management-control method |
| CN108550218B (en) * | 2018-06-01 | 2024-03-22 | 厦门市市政工程设计院有限公司 | Comprehensive management and control system and management and control method for bicycle special lane |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105303883B (en) | A kind of Roadside Parking management system and method | |
| CN108550218A (en) | A kind of bicycle capacity integrated control system and its management-control method | |
| CN205103892U (en) | There is not card parking system | |
| CN109191911A (en) | A kind of tunnel road conditions early warning system, method and computer readable storage medium | |
| CN104809887B (en) | A kind of retrograde detection method of vehicle on expressway and autoalarm | |
| CN107274495A (en) | A kind of unattended curb parking fee collecting system | |
| CN110288738B (en) | Intelligent comprehensive management and control system and method for bicycle lane | |
| CN2789861Y (en) | Intelligent parking fees collecting managment apparatus | |
| WO2018008893A1 (en) | Off-street parking management system using tracking of moving vehicle, and method therefor | |
| CN104881897B (en) | ETC tracks vehicle detecting system and detection method | |
| CN107447699A (en) | A kind of high-adaptability cycle path intelligent gate system | |
| CN204423467U (en) | A kind of smart exit-entrance control system | |
| CN108004972A (en) | A kind of parking lot road brake system | |
| CN205943007U (en) | Illegal alarm system who midway carries passenger of operation passenger train | |
| CN101893853A (en) | Judging algorithm of intelligent model-based self-learning human gate passageway | |
| CN202976217U (en) | Intelligent parking lot management system based on ETC technology | |
| CN107067730A (en) | Net based on the tollgate devices about inconsistent monitoring method of car people car | |
| CN202058304U (en) | Vehicle supervision system of parking lot | |
| CN202662162U (en) | Dynamic vehicle license plate recognition and management system | |
| CN106611446A (en) | A parking lot management system | |
| CN208240110U (en) | A kind of bicycle capacity integrated control system | |
| CN206097256U (en) | Intelligent management and convenient for people system of residential quarter | |
| CN106981200A (en) | Urban track traffic intelligent monitor system | |
| CN109712285A (en) | A kind of wisdom parking management system | |
| CN109102598A (en) | A kind of bicycle capacity total management system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |