CN206960929U - A kind of composite data collector - Google Patents
A kind of composite data collector Download PDFInfo
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- CN206960929U CN206960929U CN201720974164.3U CN201720974164U CN206960929U CN 206960929 U CN206960929 U CN 206960929U CN 201720974164 U CN201720974164 U CN 201720974164U CN 206960929 U CN206960929 U CN 206960929U
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- wiring port
- data collector
- composite data
- wiring
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- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 238000004088 simulation Methods 0.000 claims abstract description 13
- 230000011664 signaling Effects 0.000 claims description 2
- 230000005055 memory storage Effects 0.000 claims 1
- 238000005070 sampling Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000875 corresponding Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 230000000903 blocking Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000295 complement Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229920000117 poly(dioxanone) Polymers 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
- 210000001519 tissues Anatomy 0.000 description 1
Abstract
A kind of composite data collector is the utility model is related to, its technical characterstic is：Digital Wiring port, simulation connection port, serial Wiring port, CAN Wiring port and power supply wiring port are provided with casing front panel, external memory interface, network interface and USB interface is provided with cabinet sides and is connected with control circuit；Control circuit includes power transfer module, main MCU module, RTC clock module, storage inside module and outer memory module, serial acquisition module, CAN module, Watchdog modules, RJ45 mixed-media network modules mixed-medias, usb expansion module, auxiliary MCU module, digital collection module, analog acquisition module and onboard temperature detecting module.The utility model possesses powerful data processing and data storage capacities, support many algorithms logic, the disposal ability of up to 128 component clocks/hour data is supported, minute/hour data storage of most long 1 year is supported, can be widely applied to the fields such as meteorology, traffic, railway.
Description
Technical field
The utility model belongs to areas of information technology, especially a kind of composite data collector.
Background technology
In fields such as meteorology, traffic, railways, a large amount of Usage data collection devices carry out data acquisition, analysis and processing.Not
Same application field more has different application demands, and every profession and trade is to the acquisition capacity of data acquisition unit, acquisition precision, interface kind
Class, extended capability are proposed higher requirement, and traditional collecting device can not meet the needs of becoming increasingly abundant at present change
Change.Meanwhile most of data acquisition equipments on the market do not possess large-scale data managerial ability, the data of storage can not be with text
Part form exports, and data-interface defines single-minded, can not meet the needs of various fields are different.Although some external data
Collector product can realize the access design of embedded OS, and collector is larger, can bear data
The role of manager, still, external data acquisition unit have that expensive, delivery cycle is long, maintenance cycle is long and safeguarded
The problems such as difficult, it is also difficult to large-scale promotion in actual applications.
The content of the invention
It is overcome the deficiencies in the prior art mesh of the present utility model, proposes a kind of composite data collector, it has
There are built-in embedded OS, rich interface, acquisition precision height, acquisition capacity by force and possess certain extended capability, Ke Yishi
Existing all kinds of Digital Access, simulation access and the access of main flow intelligence sensor both at home and abroad, using flexible hardware circuit design,
Coordinate abundant allocation plan, realization rapidly adapts to the various market demands.
The utility model solves its technical problem and takes following technical scheme to realize：
A kind of composite data collector, including the control circuit of casing and its inside, are provided with casing front panel
Polytype Wiring port is simultaneously connected with control circuit, and the Wiring port includes being used to be connected with digital signal equipment
Digital Wiring port, for be connected with analog signalling simulation connection port, for being connected with serial communication equipment
The serial Wiring port that connects, for the CAN Wiring port that is connected with CAN equipment and for being connected power supply
Power supply wiring port, external memory interface, network interface and USB interface are provided with cabinet sides；The control circuit includes
Power transfer module, main MCU module, RTC clock module, storage inside module and outer memory module, serial acquisition module,
CAN module, Watchdog modules, RJ45 mixed-media network modules mixed-medias, usb expansion module, auxiliary MCU module, digital collection module, simulation
Acquisition module and onboard temperature detecting module, the power transfer module input are connected with power supply wiring port and are whole
Equipment is powered, the main MCU module and RTC clock module, storage inside module, outer memory module, serial acquisition module,
CAN module, Watchdog modules, RJ45 mixed-media network modules mixed-medias, usb expansion module are connected with auxiliary MCU module, the auxiliary MCU
Module is connected with digital collection module, analog acquisition module, onboard temperature detecting module.
Further, the digital Wiring port includes four road high-frequency digital input wires ports and five way switch amount numerals are defeated
Enter Wiring port.
Further, the serial Wiring port include five road RS232 Wiring ports being connected with RS232 equipment and with
The two road RS485 Wiring ports that RS485 equipment is connected, wherein, two road RS485 Wiring ports and the RS232 wiring of its Zhong Second Road
Port is mutual exclusion access way.
Further, the simulation connection port is four tunnels.
Further, the power supply wiring port includes being used for the dc source Wiring port and use for connecting DC power supply device
In the battery supply Wiring port of connection battery.
Further, a system indicator for indicating working state of system and an instruction are additionally provided with casing front panel
The indicator lamp of CF card storage states.
Further, a RS232 for being used to be connected with RS232 commissioning devices is additionally provided with casing front panel and debugs string
Mouthful.
Further, the main MCU module uses AT91SAM9263 processor chips, and the auxiliary MCU module uses
Atmega128 processor chips, main MCU module are attached with auxiliary MCU module using RS232 modes.
Further, the internal storage includes SDRAM chips and rom chip, and the SDRAM chips use
MT48LC16M16A2TG-75I, the rom chip use NAND Flash chips K9F1208YOC-P/IBO；Deposit the outside
Reservoir uses Compact Flash.
Further, the auxiliary MCU module is connected using serial ports with digital collection module, and auxiliary MCU module uses spi bus
It is connected with collection of simulant signal module, auxiliary MCU module is connected using I/O interfaces with onboard temperature detecting module.
The advantages of the utility model and good effect are：
1st, notebook data collector using ARM9 series 32 bit processors be used as core, by extend out SDRAM memory with
NAND flash storages, improve the ability and storage capacity of system processes data.Processor hardware system can be supported embedding
Enter the operation of formula real time operating system.
2nd, notebook data collector uses modularized design, can realize 8 railway digital interface, 4 groups of analog interfaces as needed
Selection.Digital interface can realize the different types of Digital Access mode such as high frequency, low frequency, switching value；Every group of analog interface is then
Three kinds of working methods are provided：Measure a resistance or measure three single ended voltages and an electric current or a single ended voltage one simultaneously
Individual differential voltage and an electric current.This design method provides flexible numeral and simulation access capability, it is possible to achieve various
The access of digital-to-analogue sensor.
3rd, the standby abundant communication interface of notebook data collection equipment, including 5 road RS232/2 roads RS485, CAN2.0A/B interfaces,
5 road RS232/2 roads RS485 support the access of tens kinds of main flow intelligence sensors, possess the ability of extension sensor access, can be with
The access design of Smart Sensor is conveniently realized, abundant order and data-interface can also be provided.CAN2.0A/B connects
Mouth supports CAN communication, can neatly carry out the transferring content of PDO bags, transmission means, CAN ID configuration, in that context it may be convenient to
Carry out CAN Networking Designs.
4th, notebook data collection equipment is supported many algorithms logic, supported for powerful data processing and data storage capacities
The up to disposal ability of 128 component clocks/hour data, the minute/hour data storage of most long 1 year is supported, can extensive use
In fields such as meteorology, traffic, railways.
Brief description of the drawings
Fig. 1 is casing front panel schematic diagram of the present utility model；
Fig. 2 is control circuit block diagram of the present utility model.
Embodiment
The utility model embodiment is further described below in conjunction with accompanying drawing.
A kind of composite data collector, as shown in figure 1, being made up of the control circuit of casing and its inside, before casing
Polytype Wiring port and working station indicator are provided with panel, external memory is additionally provided with the side of casing
Interface, network interface and USB interface, above-mentioned Wiring port, working station indicator, external memory interface, network interface and
USB interface is connected with control circuit.By above-mentioned port can realize data signal/analog signal of data acquisition unit/
The access design of serial ports/CAN interface/power supply, realization are connected to various sensors, bus apparatus, power-supply device, storage device
Together, and by the control circuit of inside corresponding data acquisition, data calculating, data storage and data output function are realized.
Various pieces are illustrated respectively below：
Polytype Wiring port on casing front panel includes：(1) it is used for the number being connected with digital signal equipment
Word Wiring port (I1~I3 and D0~D6), wherein, digital port D4, D5, D6 and I2 ports are that four road high-frequency digital inputs connect
Line end mouth, digital port D1, D2, D3, I1, I3 are five way switch amount numeral input Wiring ports.(2) it is used to set with analog signal
Standby four road simulation connection ports (CH1~CH4) being connected.(3) it is used for five to be connected with RS232 equipment and RS485 equipment
Road RS232 Wiring ports and two road RS485 Wiring ports：RS232-1/RS232-2/RS232-3/RS232-4/RS232-5 is
RS232 Wiring ports；485-1/485-2 is RS485 Wiring ports；Wherein RS232-1 and 485-1 is mutual exclusion access way,
RS232-2 and 485-2 is mutual exclusion access way, i.e., can only have a kind of access way simultaneously.(4) it is used to set with RS232 debugging
The standby debugging serial ports of RS232 all the way being connected.(5) it is used for the CAN Wiring port (12V/H/L/ for connecting CAN equipment
G).(6) it is used for the dc source Wiring port (VDC) for connecting DC power supply device and the battery supply wiring for connecting battery
Port (VBAT).
Working station indicator on casing front panel includes：The system indicator of one instruction working state of system
(RUN), the indicator lamp (CF) of one group of instruction CF card storage state, above-mentioned various working station indicators can be clearly shown
The state data memory of equipment working state and CF cards.
The external memory interface (Memory Card) that cabinet sides are provided with, for accessing special storage device；USB
Interface is used to access USB storage device；Network interface (RJ45) is used to connect the network equipment.Above-mentioned three classes interface is used to realize not
With the data-transformation facility of form.
As shown in Fig. 2 the control circuit in casing is deposited by power transfer module, main MCU module, RTC clock module, inside
Store up module and outer memory module, 5 tunnel serial acquisition modules, CAN module, Watchdog modules, RJ45 mixed-media network modules mixed-medias,
Usb expansion module, auxiliary MCU module, 10 railway digital acquisition modules, 4 road analog acquisition modules, onboard temperature detecting module connection structure
Into.The each several part of control circuit is illustrated respectively below：
The power transfer module realizes the bulk supply function of equipment, its input and the dc source wiring on casing
Port (VDC) or battery supply Wiring port (VBAT), its output end output 5V systems and 3.3V systems, in the present embodiment,
5V systems use switch power module K7805 chips, and 3.3V systems use switch power module K7803 chips.
The core of control circuit is main MCU module, and which employs the ARM9 processor AT91SAM9263 cores of ATmel companies
Piece.Clock module has used DS3231 high precision temp complement clock chips, and built-in reserve battery, passes through I2C buses with
AT91SAM9263 chips connect, and provide accurate clock signal for AT91SAM9263 chips and possess power-off preservation time clock feature.
The extension of system built-in RAM uses 2 SDRAM chip MT48LC16M16A2TG-75I, memory capacity 64MB altogether.ROM storages make
With NAND Flash chip K9F1208YOC-P/IBO, chip capacity is 128M bytes, realizes a small amount of data and program storage.
Outer memory module is used when there is big data storage demand, it is believed using extension CF card schemes by 74LTTH162245MTD
After number isolator carries out insulation blocking to device, main MCU module is connected using parallel bus mode.In AT91SAM9263 chips
4 road serial interfaces are put, turning serial port chip TL16C554AI-PN using parallel port expands to 8 road serial ports, passes through SP3232 level conversions
Transistor-Transistor Logic level is converted to RS232 signals by chip, or Transistor-Transistor Logic level is converted into RS485 signals by ISL3152 chips.
Internal controller signal is changed using PCA82C250 chips in AT91SAM9263 built-in chip type CAN2.0 bus control units, outside
For CAN signal.Watchdog modules use external watchdog chip SP706REN, ensure the stabilization of system program operation
Property.RJ45 mixed-media network modules mixed-medias use 10M/100M network chip LXT971ALE, and that realizes system and outside hub server software has
Line network connection, and data file is subjected to network transmission.Usb expansion module can access USB storage mediums, by system data
Unloaded.
Auxiliary MCU module uses Atmega128 chips, and it is connected with main MCU by RS232 serial ports, mainly realizes that numeral is adopted
Collect the data communication of module, analog acquisition module and onboard temperature sensing circuit, and give gathered data real-time Transmission to main MCU.
Digital collection module shares 10 tunnels, carries out frequency collection using auxiliary MCU, and provide frequency collection number to MCU by serial ports timing
According to.Analog acquisition module uses the AD7793 chips of 24bit resolution ratio, coordinates CD4051 analog switch array, and 4 tunnels are simulated and believed
Number it is acquired, and the AD values collected are transferred to auxiliary MCU by timing by spi bus.The onboard temperature sensing circuit of system, makes
Mainboard temperature is monitored in real time with DS18B20 chips, and auxiliary MCU carries out data acquisition by I/O buses to it.
Application method of the present utility model is：Digital sense is connected using the digital port of this composite data collector
Device, digital sample is carried out by the working method being previously set, every passage maximum sample frequency of its medium-high frequency input is
4000Hz, every channel sample frequency of low frequency input is 100Hz, and adds debounce processing.The analog port of data acquisition unit
With simulation output sensor with being connected, every group of terminal of analog port by * ,+,-, R form, can be matched somebody with somebody according to the difference of sensor
It is set to the sample types of resistance, single ended voltage, differential voltage and electric current.When being arranged to resistance sampling mode, surveyed using 4 line systems
Resistance connects, and takes all mouth lines of one group of simulation terminal.Wherein, * lines encourage as resistor current, and R lines are as resistor current
Loop ,+line as resistance signal+,-as resistance signal-；When being arranged to differential voltage sample mode, it is necessary to use 2 line systems
Differential voltage connect, take one group of simulation terminal terminal+,-two lines.Wherein ,+line as differential voltage signal+, the conduct of-line
Differential voltage signal-.Remaining two line can still do other signal samplings on terminal, and * lines may be configured as single ended voltage sampling, and R lines can
It is arranged to current sample.If differential signal-end is not connected with system power supply, optional bias differential mode, to enter
One step improves sampling precision；When being arranged to single ended voltage sample mode, the signal wire of single ended voltage can be accessed every group of end
Son * ,+,-line, the ground wire of all single-ended signals, then unify with system power supply be connected；When being arranged to current sample mode,
The R lines of every group of simulation terminal must be accessed, remaining vacant terminal, can still do the sampling of other signals.RS232/RS485 interfaces
Intelligence sensor can be accessed as needed and carries out data acquisition, or access PC serial ports carries out data output.Data acquisition unit
All digital-to-analog/intelligence sensors that signal access be present can be sampled, the sampled data of each passage is subjected to unification
Collect, corresponding algorithm conversion carried out according to the design parameter of each passage, data tissue, forms minute/hour data record,
It is saved on the relevant position of memory, data acquisition unit can periodically be received according to advance configuration rule by CAN
The data that other collectors report, by RS232 interface timing output minute/hour data and it can automated to respond to meet communication
The various down orders of agreement.
It is emphasized that embodiment described in the utility model is illustrative, rather than it is limited, therefore this reality
With the new embodiment being not limited to described in embodiment, it is every by those skilled in the art according to of the present utility model
The other embodiment that technical scheme is drawn, also belong to the scope of the utility model protection.
Claims (10)
1. a kind of composite data collector, including the control circuit of casing and its inside, are provided with more on casing front panel
The Wiring port of type is simultaneously connected with control circuit, it is characterised in that：The Wiring port includes being used for and data signal
Digital Wiring port that equipment is connected, for be connected with analog signalling simulation connection port, for leading to serial ports
Serial Wiring port that letter equipment is connected, for the CAN Wiring port that is connected with CAN equipment and for being connected
The power supply wiring port of power supply, external memory interface, network interface and USB interface are provided with cabinet sides；The control
Circuit processed includes power transfer module, main MCU module, RTC clock module, storage inside module and outer memory module, serial ports
Acquisition module, CAN module, Watchdog modules, RJ45 mixed-media network modules mixed-medias, usb expansion module, auxiliary MCU module, digital collection
Module, analog acquisition module and onboard temperature detecting module, the power transfer module input are connected with power supply wiring port
Connect and be whole equipment power supply, the main MCU module and RTC clock module, storage inside module, outer memory module, serial ports
Acquisition module, CAN module, Watchdog modules, RJ45 mixed-media network modules mixed-medias, usb expansion module are connected with auxiliary MCU module,
The auxiliary MCU module is connected with digital collection module, analog acquisition module, onboard temperature detecting module.
A kind of 2. composite data collector according to claim 1, it is characterised in that：The digital Wiring port includes
Four roads high-frequency digital input wires port and five way switch amount numeral input Wiring ports.
A kind of 3. composite data collector according to claim 1, it is characterised in that：The serial Wiring port includes
Five road RS232 Wiring ports being connected with RS232 equipment and two road RS485 Wiring ports being connected with RS485 equipment, its
In, two road RS485 Wiring ports and its Zhong Second Road RS232 Wiring ports are mutual exclusion access way.
A kind of 4. composite data collector according to claim 1, it is characterised in that：The simulation connection port is four
Road.
A kind of 5. composite data collector according to claim 1, it is characterised in that：The power supply wiring port includes
For connecting the dc source Wiring port of DC power supply device and battery supply Wiring port for connecting battery.
A kind of 6. composite data collector according to any one of claim 1 to 5, it is characterised in that：Before casing
The system indicator and an indicator lamp for indicating CF card storage states of an instruction working state of system are additionally provided with plate.
A kind of 7. composite data collector according to any one of claim 1 to 5, it is characterised in that：Before casing
A RS232 for being used to be connected with RS232 commissioning devices is additionally provided with plate and debugs serial ports.
A kind of 8. composite data collector according to any one of claim 1 to 5, it is characterised in that：The main MCU moulds
Block uses AT91SAM9263 processor chips, and the auxiliary MCU module uses Atmega128 processor chips, main MCU module with
Auxiliary MCU module is attached using RS232 modes.
A kind of 9. composite data collector according to any one of claim 1 to 5, it is characterised in that：Deposit the inside
Reservoir includes SDRAM chips and rom chip, and the SDRAM chips use MT48LC16M16A2TG-75I, and the rom chip is adopted
With NAND Flash chips K9F1208YOC-P/IBO；The external memory storage uses Compact Flash.
A kind of 10. composite data collector according to any one of claim 1 to 5, it is characterised in that：The auxiliary MCU
Module is connected using serial ports with digital collection module, and auxiliary MCU module is connected using spi bus with collection of simulant signal module
Connect, auxiliary MCU module is connected using I/O interfaces with onboard temperature detecting module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720974164.3U CN206960929U (en) | 2017-08-07 | 2017-08-07 | A kind of composite data collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720974164.3U CN206960929U (en) | 2017-08-07 | 2017-08-07 | A kind of composite data collector |
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| Publication Number | Publication Date |
|---|---|
| CN206960929U true CN206960929U (en) | 2018-02-02 |
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ID=61380238
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720974164.3U Active CN206960929U (en) | 2017-08-07 | 2017-08-07 | A kind of composite data collector |
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| Country | Link |
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| CN (1) | CN206960929U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108762142A (en) * | 2018-05-24 | 2018-11-06 | 新华三技术有限公司 | A kind of communication equipment and its processing method |
-
2017
- 2017-08-07 CN CN201720974164.3U patent/CN206960929U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108762142A (en) * | 2018-05-24 | 2018-11-06 | 新华三技术有限公司 | A kind of communication equipment and its processing method |
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