CN205564003U - Intelligent data acquisition device based on multisensor - Google Patents
Intelligent data acquisition device based on multisensor Download PDFInfo
- Publication number
- CN205564003U CN205564003U CN201620372010.2U CN201620372010U CN205564003U CN 205564003 U CN205564003 U CN 205564003U CN 201620372010 U CN201620372010 U CN 201620372010U CN 205564003 U CN205564003 U CN 205564003U
- Authority
- CN
- China
- Prior art keywords
- module
- data acquisition
- multisensor
- sensor
- device based
- 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
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model provides an intelligent data acquisition device based on multisensor, include: sensor array, information sampling module, data processing module, control module, GPS receiver, GPRS wireless communication module, sensor array installs tail gate department in the front respectively, and is connected with information sampling module respectively, the output of information sampling module is connected with data processing module, data processing module's output and control module are connected, control module's input and GPS receiver are connected, and its output is connected with GPRS wireless communication module. The utility model discloses an adopt sensor array to adopt distributed architecture's design on the vehicle space, the signal attenuation that adopts this structure can avoid on -off pressure sensor signal effectively and cause because transmission institute receives electromagnetic interference, the accuracy and the reliability of improvement data.
Description
Technical field
This utility model relates to technical field of electric equipment, fills particularly to a kind of intelligent data acquisition based on multisensor
Put.
Background technology
In the last few years, computer vision technique also receives much concern in the application of the automatic context of detection of bus passenger flow, I
Numerous university of state, institute have also begun to the research work of this respect, and achieve certain achievement in research.?
Utilizing infrared counting aspect, research is concentrated mainly on innovatory algorithm to improve in degree of accuracy, proposes on experiential basis
The algorithm model of prediction passenger.Utilize ultrared major defect be passenger crowded in the case of, the error of system can compare
Relatively big, due to the uncertainty of error, prediction algorithm is proposed the highest requirement.Pedestrian flow detection based on video
Technology is the direction, forward position of computer intelligence visual field, thus receives much concern.In ridership detects, to people's
Effectively detect and track is technological core, and lot of domestic and international research all concentrates in this respect, but the precision of detection is with effective
Property exist bigger deficiency.
If China Patent Publication No. is CN 202282010 U, this utility model discloses a kind of bus passenger flow volume monitoring
Device, advantage is simple in construction, easy to use, but, this passenger flow volume monitoring device for bus, error rate is big,
Accuracy is low.
Utility model content
The purpose of this utility model is intended at least solve one of described technological deficiency.
To this end, a purpose of the present utility model is that the intelligent data based on multisensor proposing a kind of accuracy rate high is adopted
Acquisition means.
To achieve these goals, this utility model supplies a kind of Intelligent data acquisition device based on multisensor, including: pass
Sensor array, intelligence sample module, data processing module, control module, gps receiver, GPRS wireless communication module；
Described sensor array is separately mounted at front and back door, and is connected with intelligence sample module respectively, described intelligence sample
The outfan of module is connected with data processing module, and the outfan of described data processing module is connected with control module, described control
The input of molding block is connected with gps receiver, and its outfan is connected with GPRS wireless communication module；
Wherein, described sensor array includes on off state sensor, switching regulator array of pressure sensors, described on off state
Sensor is separately mounted at front and back door, and described switching regulator array of pressure sensors is distributed is laid in the upper and lower of front and back door
At ride rank, described on off state sensor, switching regulator array of pressure sensors are all connected with intelligence sample module.
Preferably, described intelligence sample module includes multiple low pass filter and the Phototube Coupling with low pass filter respective amount
Device, a sensor of the sensor input connection array of each described low pass filter, its outfan connects a photoelectricity
Isolator, the outfan of described photoisolator connects data processing module.
Preferably, also including mobile memory module, described mobile memory module is connected with control module.
Preferably, also include that read/write card system, described read/write card system are connected with control module.
Preferably, being provided with data acquisition interface inside described data processing module, described data acquisition interface includes multiple two-way
Analog switch, multiple decoder, each decoder connects with corresponding described bilateral analog switch, each described bidirectional analog
Switch is connected with control module.
Preferably, described sensor array surface is provided with conducting film.
Intelligent data acquisition device based on multisensor of the present utility model, has the advantages that
1, employing sensor array of the present utility model is listed in vehicle space the design using distributed frame, uses this structure can
To be effectively prevented from the signal attenuation that switching regulator pressure sensor signal causes due to the suffered electromagnetic interference of transmission, improve data
Accuracy and reliability.
2, this utility model uses the design of distributed structure can effectively reduce the complexity of equipment wiring, solves due to sensor
The rambling problem of circuit caused more.
3, in this utility model, when passenger or goods are got on the bus or got off through car door, as long as touching switching regulator pressure sensing
Device array, just can be converted into the corresponding signal of telecommunication by this activation signal, be input to control module, and each sensor is only
Being responsible for gathered signal of controlling oneself, do not interfere with each other between any two, all signals collect to control module, residue work by
Control module has been responsible for, and its error rate is little, and accuracy is high, and stability is good.
4, this utility model uses multiple bilateral analog switch, multiple decoder composition data acquisition interface, passes through data acquisition
Interface communicates with each sensor in sensor array, it is achieved matrix sensor row sweeps output interface.
5, intelligence sample module of the present utility model uses low pass filter and the design of photoisolator, can improve collection
The capacity of resisting disturbance that data signal is crossed in transmitting procedure, and then improve accuracy and the reliability of data.
6, this utility model uses the design of function modoularization, it is simple to misarrangement inspection, has portability, installs configuration letter
Single feature.
Aspect and advantage that this utility model is additional will part be given in the following description, and part will from the following description
Become obvious, or recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage are from combining the accompanying drawings below description to embodiment and will become
Substantially with easy to understand, wherein:
Fig. 1 is structured flowchart of the present utility model；
Fig. 2 is the circuit theory diagrams of decoder of the present utility model；
Fig. 3 is the circuit theory diagrams of bilateral analog switch of the present utility model.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, the most from start to finish
Same or similar label represents same or similar element or has the element of same or like function.Below with reference to attached
The embodiment that figure describes is exemplary, it is intended to be used for explaining this utility model, and it is not intended that to limit of the present utility model
System.
As it is shown in figure 1, the including of this utility model embodiment: sensor array 1, intelligence sample module 2, data process mould
Block 3, control module 5 (preferably MCU chip), gps receiver 4, GPRS wireless communication module 6.
Sensor array 1 is separately mounted at front and back door, and is connected with intelligence sample module 2 respectively, before and after gathering
Volume of the flow of passengers information at car door.
The outfan of intelligence sample module 2 is connected with data processing module 3, is being transmitted across for improving the data signal of collection
The capacity of resisting disturbance that journey is crossed.
The outfan of data processing module 3 is connected with control module 5, for the data collected are passed to control module 5.
The input of control module 5 is connected with gps receiver 4, and its outfan is connected with GPRS wireless communication module 6, uses
In the data gathered are analyzed work such as processing, collect.
This utility model also includes mobile memory module, read/write card system, and mobile memory module is connected with control module 5, reads
/ card writing system is connected with control module 5, automatically stores with off-line data for realizing the online transmission in time of data, it is possible to carry
For testing result accurately, monitor in real time for passenger flow information, statistical analysis and bus dispatching decision-making provide initial data.
In order to accurately screen the state that gets on and off of passenger, and avoid causing pressure sensing owing to passenger carries goods etc.
Device is judged by accident, and sensor array of the present utility model uses switching regulator array of pressure sensors mode.
Below sensor array 1 is specifically described:
Sensor array 1 surface is provided with conducting film, and includes on off state sensor, switching regulator array of pressure sensors, opens
Off status sensor is separately mounted at front and back door, and switching regulator array of pressure sensors is distributed is laid in the upper of front and back door
Getting off at step, on off state sensor, switching regulator array of pressure sensors are all connected with intelligence sample module 2.
Whole system uses distributed frame to design in vehicle space.Front/rear door bus passenger flow acquisition module can work alone,
Intactly realize the collection to passenger flow information of getting on or off the bus each time, analyze and process, the work such as collect, and enter data into
One control module (preferably MCU chip), completes the analyzing and processing to total data.Use this hardware structure, can be effective
Avoid the signal attenuation that switching regulator pressure sensor signal causes due to the suffered electromagnetic interference of transmission, improve the accurate of data
Property and reliability.Further, since system sensor signal line is more, this kind of distributed frame is used to effectively reduce
The complexity of equipment wiring.
Only it is responsible for due to each switching regulator pressure transducer gathering pressure signal and being converted into simple switching value, therefore,
Device hardware structure designs the easiest, and switching regulator pressure transducer of the present utility model uses the special bullet of specific coefficient of elasticity
Property switch sensor group, signals collecting task can be completed, compared on existing passenger flow volume monitoring device for bus other pass
Sensor (such as bus IC card, ERF and video technique etc.), this utility model has the higher ratio of performance to price.
Below intelligence sample module 2 is specifically described:
Intelligence sample module 2 includes multiple low pass filter 21 and the photoisolator 22 with low pass filter 21 respective amount,
One sensor of the sensor input connection array 1 of each low pass filter 21, its outfan connects a Phototube Coupling
Device 22, the outfan of photoisolator 22 connects data processing module 3.
Additionally, due to the row and column of sensor array is the most, utilize merely the I/O port of single-chip microcomputer can not realize matrix
Scanning, therefore this utility model is provided with data acquisition interface inside data processing module 3, takes into account speed and cost performance.
Data acquisition interface includes multiple bilateral analog switch, multiple decoder, and each decoder is opened with corresponding bidirectional analog
Closing and connect, each bilateral analog switch is connected with control module, wherein, bilateral analog switch preferred 74HC4051 model, translate
The code preferred 74HC154 of device.
Fig. 2-3 is four 74HC4051 and the data acquisition interface circuit theory diagrams of three 74HC154 compositions.
Operation principle: when passenger or goods are got on the bus or got off through car door, as long as touching switching regulator array of pressure sensors,
Just this activation signal can be converted into the corresponding signal of telecommunication, defeated after intelligence sample module 2, data processing module 3
Entering to control module 5, each sensor is only responsible for gathered signal of controlling oneself, is not interfere with each other between any two, all signals
It is analyzed to control module, processes and collects, and pass data to mobile memory module, GPRS wireless communication module,
The online transmission in time carrying out data stores automatically with off-line data, using the teaching of the invention it is possible to provide testing result accurately, real for passenger flow information
Time monitoring, statistical analysis and bus dispatching decision-making initial data is provided.
Employing sensor array of the present utility model is listed in vehicle space the design using distributed frame, uses this structure permissible
It is effectively prevented from the signal attenuation that switching regulator pressure sensor signal causes due to the suffered electromagnetic interference of transmission, improves data
Accuracy and reliability.
Although above it has been shown and described that embodiment of the present utility model, it is to be understood that above-described embodiment is example
Property, it is impossible to it is interpreted as that, to restriction of the present utility model, those of ordinary skill in the art is without departing from of the present utility model former
Above-described embodiment can be changed in the range of this utility model in the case of reason and objective, revise, replace and modification.
Scope of the present utility model is extremely equal to by claims and limits.
Claims (6)
1. an Intelligent data acquisition device based on multisensor, it is characterised in that include sensor array, intelligence sample
Module, data processing module, control module, gps receiver, GPRS wireless communication module；
Described sensor array is separately mounted at front and back door, and is connected with intelligence sample module respectively, described intelligence sample
The outfan of module is connected with data processing module, and the outfan of described data processing module is connected with control module, described control
The input of molding block is connected with gps receiver, and its outfan is connected with GPRS wireless communication module；
Wherein, described sensor array includes on off state sensor, switching regulator array of pressure sensors, described on off state
Sensor is separately mounted at front and back door, and described switching regulator array of pressure sensors is distributed is laid in the upper and lower of front and back door
At ride rank, described on off state sensor, switching regulator array of pressure sensors are all connected with intelligence sample module.
A kind of Intelligent data acquisition device based on multisensor the most according to claim 1, it is characterised in that described
Intelligence sample module includes multiple low pass filter and the photoisolator with low pass filter respective amount, each described low pass
One sensor of the sensor input connection array of wave filter, its outfan connects a photoisolator, described photoelectricity
The outfan of isolator connects data processing module.
A kind of Intelligent data acquisition device based on multisensor the most according to claim 1, it is characterised in that also wrap
Including mobile memory module, described mobile memory module is connected with control module.
A kind of Intelligent data acquisition device based on multisensor the most according to claim 1, it is characterised in that also wrap
Including read/write card system, described read/write card system is connected with control module.
A kind of Intelligent data acquisition device based on multisensor the most according to claim 1, it is characterised in that described
Being provided with data acquisition interface inside data processing module, described data acquisition interface includes multiple bilateral analog switch, Duo Geyi
Code device, each decoder connects with corresponding described bilateral analog switch, and each described bilateral analog switch is with control module even
Connect.
A kind of Intelligent data acquisition device based on multisensor the most according to claim 1, it is characterised in that described
Sensor array surface is provided with conducting film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620372010.2U CN205564003U (en) | 2016-04-28 | 2016-04-28 | Intelligent data acquisition device based on multisensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620372010.2U CN205564003U (en) | 2016-04-28 | 2016-04-28 | Intelligent data acquisition device based on multisensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205564003U true CN205564003U (en) | 2016-09-07 |
Family
ID=56805001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620372010.2U Active CN205564003U (en) | 2016-04-28 | 2016-04-28 | Intelligent data acquisition device based on multisensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205564003U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107942841A (en) * | 2017-12-29 | 2018-04-20 | 西安建筑科技大学 | A kind of bus number of passengers remote supervision system |
| CN108107773A (en) * | 2017-11-22 | 2018-06-01 | 苏州慧闻纳米科技有限公司 | A kind of multichannel data acquisition system |
-
2016
- 2016-04-28 CN CN201620372010.2U patent/CN205564003U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108107773A (en) * | 2017-11-22 | 2018-06-01 | 苏州慧闻纳米科技有限公司 | A kind of multichannel data acquisition system |
| CN107942841A (en) * | 2017-12-29 | 2018-04-20 | 西安建筑科技大学 | A kind of bus number of passengers remote supervision system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102622798B (en) | Passenger flow statistical analysis system | |
| CN101915672B (en) | Testing device and testing method of lane departure warning system | |
| CN104899947A (en) | Public transport passenger flow statistical method | |
| CN205898143U (en) | Robot navigation system based on machine vision and laser sensor fuse | |
| CN205564003U (en) | Intelligent data acquisition device based on multisensor | |
| CN103543834A (en) | Gesture recognition device and method | |
| CN101110155A (en) | Built-in intelligent fault diagnosing device based on data inosculating pattern recognition and method thereof | |
| CN101458871A (en) | Intelligent traffic analysis system and application system thereof | |
| CN103738355B (en) | A kind of velocity-measuring system | |
| CN100442315C (en) | Mannequin based infrared photoelectric statistical apparatus and method of passenger movement | |
| CN103557920A (en) | Weighing self-service machine and weighing method thereof | |
| CN102289950A (en) | Ultrasonic parking space detector and parking space guiding system of parking lots | |
| CN102509010A (en) | Remote medical detection system | |
| CN205594674U (en) | Intelligence passenger train detection device | |
| CN201331776Y (en) | Counter | |
| CN106545656A (en) | A kind of commercial car TR instruction device | |
| CN109360311A (en) | A kind of public transport degree of crowding measurement method | |
| CN103149033A (en) | Offline fault detection method for electromobile | |
| CN104932484A (en) | PCB test method for CAN bus body controller | |
| CN106043120A (en) | Detection device and detection method for distracted driving of driver | |
| CN105027179B (en) | For the data handling system and method for the training data for handling the driver training for motor vehicle | |
| CN101106559B (en) | ATP-ATO debugging method based on packet parsing | |
| CN207850706U (en) | A kind of on-vehicle terminal device for actual road test | |
| CN205843793U (en) | A kind of electronic loadometer system for vehicle weighing | |
| CN206524032U (en) | From dynamic auxiliary driving actual training device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |