CN206226491U - A kind of distributed data acquisition system - Google Patents
A kind of distributed data acquisition system Download PDFInfo
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- CN206226491U CN206226491U CN201621297619.4U CN201621297619U CN206226491U CN 206226491 U CN206226491 U CN 206226491U CN 201621297619 U CN201621297619 U CN 201621297619U CN 206226491 U CN206226491 U CN 206226491U
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- distal end
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- transceiver
- monitoring device
- processor
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Abstract
A kind of distributed data acquisition system,Including some near end data harvesters and some remote data harvesters,Near end data harvester and remote data harvester are connected with CAN respectively,CAN is connected with master control unit,Master control unit is connected with host computer,Remote data harvester includes remote digital monitoring device and/or far-end analog monitoring device,Remote digital monitoring device is connected with remote processor,Far-end analog monitoring device is connected with distal end A/D converter,Distal end A/D converter is connected with remote processor,Remote processor is connected with distal end CAN transceiver,Distal end CAN transceiver is connected with distal end CAN interface,Distal end CAN interface is connected with distal end CAN,Distal end CAN is connected with repeater,Repeater is connected with CAN,It has data stepwise disposal,Data transfer is reliable and stable,The advantages of data transfer is fast.
Description
Technical field：
The utility model is related to data acquisition technology field, and in particular to a kind of distributed data acquisition system.
Background technology：
The need for meeting people's office and living, various large-scale synthesis office blocks and high-rise residence are built in city
People building, solves the problems, such as the office and inhabitation of people well, but how effective management comprehensive office block is occupied with high-rise
People building is always the problem of estate management.
At present, for the ease of management office block or high-rise residential building, pacify generally in office building or in high-rise residential building
Fill various monitoring devices, such as fire-alarm, watch-dog, electronic caution board, various gate inhibitions, infrared inductor, water meter, ammeter
Etc. various monitoring devices, the application of above-mentioned monitoring device effectively increases the efficiency of management and level, is set for above-mentioned monitoring in the past
Standby data transfer is mainly using RS485 transmission, but with the increase of office building height, the quantity of monitoring device is also at full speed
Increase, traditional RS485 transmission can not meet requirement, primary and secondary structure system can only be constituted in particular with RS-485
System, communication mode can only also be carried out in the way of main website poll, and the real-time of system, reliability are poor；And in RS-485 nets
In network, when system is wrong, there is multinode while when sending data to bus, causing bus that short circuit is presented, so as to damage certain
The phenomenon of a little nodes；Existing monitoring device is mostly separate management simultaneously, and such as monitoring device is managed concentratedly together, alarm
Device is managed concentratedly, gate inhibition's centralized management etc., and effectively can not be managed collectively for various resource consolidations by this way to manage, increased
Cost and administrative staff.
Utility model content：
The purpose of this utility model is exactly to make up the deficiencies in the prior art, there is provided a kind of distributed data acquisition system
System, it has the advantages that, and data stepwise disposal, data transfer be reliable and stable, data transfer is fast, solves and exists in the prior art
Problem.
The utility model is that the technical scheme that solution above-mentioned technical problem is used is：
A kind of distributed data acquisition system, including some near end data harvesters and some remote datas collection dress
Put, near end data harvester and remote data harvester are connected with CAN respectively, CAN connects with master control unit
Connect, master control unit is connected with host computer, near end data harvester includes near-end digital monitoring equipment and/or near-end simulation prison
Measurement equipment, near-end digital monitoring equipment is connected with near-end processor, and near-end simulation monitoring device is connected with near-end A/D converter,
Near-end A/D converter is connected with near-end processor, and near-end processor is connected with near-end CAN transceiver, near-end CAN transceiver with it is near
End CAN interface connection, near-end CAN interface is connected with CAN, and remote data harvester includes remote digital monitoring device
And/or far-end analog monitoring device, remote digital monitoring device is connected with remote processor, far-end analog monitoring device and distal end
A/D converter is connected, and distal end A/D converter is connected with remote processor, and remote processor is connected with distal end CAN transceiver, far
End CAN transceiver is connected with distal end CAN interface, and distal end CAN interface is connected with distal end CAN, distal end CAN and repeater
Connection, repeater is connected with CAN.
The master control unit includes CAN interface, CAN transceiver and FPGA controller, and CAN interface connects with CAN transceiver
Connect, CAN transceiver is connected with FPGA controller, FPGA controller is connected with host computer.
The FPGA controller is provided with CAN controller, and CAN controller is connected with CAN transceiver.
The near end data harvester is arranged on below 20 layers of office building, and every layer sets one closely below 20 layers of office building
End data harvester, the remote data harvester is arranged on office building more than 21 layers, and more than 21 layers every layer of office building sets
Put remote data harvester.
The near-end processor and remote processor are CY8C5386AXI single-chip microcomputers.
The CAN transceiver, near-end CAN transceiver and distal end CAN transceiver are TJA1050 chips.
The near-end digital monitoring equipment and remote digital monitoring device are web camera or temperature sensor or fire alarm
Alarm OR gate is prohibited.
The near-end simulation monitoring device and far-end analog monitoring device are common camera or current detecting instrument.
The utility model uses such scheme, the problem existed when being managed for existing large-scale synthesis office building, design one
Distributed data acquisition system is planted, by designing near end data harvester and remote data harvester, is realized to office building
Successively data acquisition, the height for floor selects corresponding harvester；By designing CAN data transfer, solve with
The stability that exists toward RS485 data transfers is poor, not in time the problems such as；By designing distal end CAN and repeater, strengthen number
According to transmission range, solve floor it is too high when, data transfer is unstable, even cannot normal transmission problem.
Brief description of the drawings：
Fig. 1 is structural representation of the present utility model.
Specific embodiment：
The utility model is described further with embodiment below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of distributed data acquisition system, including some near end data harvesters and some distal end numbers
According to harvester, near end data harvester and remote data harvester are connected with CAN respectively, CAN and master control
Unit connection processed, master control unit is connected with host computer, and near end data harvester is including near-end digital monitoring equipment and/or closely
End simulation monitoring device, near-end digital monitoring equipment is connected with near-end processor, and near-end simulation monitoring device is changed with near-end A/D
Device is connected, and near-end A/D converter is connected with near-end processor, and near-end processor is connected with near-end CAN transceiver, and near-end CAN is received
Hair device is connected with near-end CAN interface, and near-end CAN interface is connected with CAN, and remote data harvester is supervised including remote digital
Measurement equipment and/or far-end analog monitoring device, remote digital monitoring device are connected with remote processor, far-end analog monitoring device
It is connected with distal end A/D converter, distal end A/D converter is connected with remote processor, remote processor connects with distal end CAN transceiver
Connect, distal end CAN transceiver is connected with distal end CAN interface, distal end CAN interface is connected with distal end CAN, distal end CAN with
Repeater is connected, and repeater is connected with CAN.
Master control unit includes CAN interface, CAN transceiver and FPGA controller, and CAN interface is connected with CAN transceiver,
CAN transceiver is connected with FPGA controller, and FPGA controller is connected with host computer.
FPGA controller is provided with CAN controller, and CAN controller is connected with CAN transceiver.
Near end data harvester is arranged on below 20 layers of office building, one near-end number of every layer of setting below 20 layers of office building
According to harvester, remote data harvester is arranged on office building more than 21 layers, more than 21 layers every layer of setting distal end number of office building
According to harvester.
Near-end processor and remote processor are CY8C5386AXI single-chip microcomputers.
CAN transceiver, near-end CAN transceiver and distal end CAN transceiver are TJA1050 chips.
Near-end digital monitoring equipment and remote digital monitoring device are web camera or temperature sensor or fire alarm
Device OR gate is prohibited.
Near-end simulates monitoring device and far-end analog monitoring device is common camera or current detecting instrument.
Workflow of the present utility model：
When office building number of floor levels is less than or equal to 20 layers, one near end data harvester of every layer of installation, when office building building
When the number of plies is more than 20 layers, be transferred to for Monitoring Data by one remote data harvester of every layer of installation, near-end digital monitoring equipment
Near-end processor, near-end simulation monitoring device first transfers data to near-end A/D converter, is then transferring data to near-end
Processor, near-end processor carries out preliminary data treatment to the data for receiving, and then near-end processor is sequentially passing through near-end CAN
Transceiver and CAN interface are connected with CAN；Monitoring Data is transferred to remote processor, distal end by remote digital monitoring device
Monitoring Data is first transferred to simulation monitoring device distal end A/D converter, is then being transferred to remote processor, remote processor
Data to receiving carry out preliminary treatment, are then being transferred to distal end CAN, and distal end CAN is repeated by data summarization
Device is transferred to CAN, the data transfer that CAN will be gathered near end data harvester and remote data harvester
Processed data to master control unit, master control unit again again, and by the data is activation after treatment to host computer.
Above-mentioned specific embodiment cannot function as the limitation to the utility model protection domain, for the skill of the art
For art personnel, any alternate modification or conversion made to the utility model implementation method all fall within guarantor of the present utility model
In the range of shield.
The utility model does not describe part in detail, is the known technology of those skilled in the art of the present technique.
Claims (7)
1. a kind of distributed data acquisition system, it is characterised in that：Including some near end data harvesters and some distal end numbers
According to harvester, near end data harvester and remote data harvester are connected with CAN respectively, CAN and master control
Unit connection processed, master control unit is connected with host computer, and near end data harvester is including near-end digital monitoring equipment and/or closely
End simulation monitoring device, near-end digital monitoring equipment is connected with near-end processor, and near-end simulation monitoring device is changed with near-end A/D
Device is connected, and near-end A/D converter is connected with near-end processor, and near-end processor is connected with near-end CAN transceiver, and near-end CAN is received
Hair device is connected with near-end CAN interface, and near-end CAN interface is connected with CAN, and remote data harvester is supervised including remote digital
Measurement equipment and/or far-end analog monitoring device, remote digital monitoring device are connected with remote processor, far-end analog monitoring device
It is connected with distal end A/D converter, distal end A/D converter is connected with remote processor, remote processor connects with distal end CAN transceiver
Connect, distal end CAN transceiver is connected with distal end CAN interface, distal end CAN interface is connected with distal end CAN, distal end CAN with
Repeater is connected, and repeater is connected with CAN.
2. a kind of distributed data acquisition system according to claim 1, it is characterised in that：The master control unit includes
CAN interface, CAN transceiver and FPGA controller, FPGA controller are provided with CAN controller, CAN controller and CAN transceiver,
CAN interface is connected with CAN transceiver, and CAN transceiver is connected with FPGA controller, and FPGA controller is connected with host computer.
3. a kind of distributed data acquisition system according to claim 1, it is characterised in that：The near end data collection dress
Put and be arranged on below 20 layers of office building, one near end data harvester of every layer of setting, the distal end number below 20 layers of office building
Office building is arranged on according to harvester more than 21 layers, more than 21 layers every layer of setting remote data harvester of office building.
4. a kind of distributed data acquisition system according to claim 1, it is characterised in that：The near-end processor and remote
End processor is CY8C5386AXI single-chip microcomputers.
5. a kind of distributed data acquisition system according to claim 1, it is characterised in that：The CAN transceiver, near-end
CAN transceiver and distal end CAN transceiver are TJA1050 chips.
6. a kind of distributed data acquisition system according to claim 1, it is characterised in that：The near-end digital monitoring sets
Standby and remote digital monitoring device is that web camera or temperature sensor or fire alarm OR gate are prohibited.
7. a kind of distributed data acquisition system according to claim 1, it is characterised in that：The near-end simulation monitoring sets
Standby and far-end analog monitoring device is common camera or current detecting instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621297619.4U CN206226491U (en) | 2016-11-29 | 2016-11-29 | A kind of distributed data acquisition system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621297619.4U CN206226491U (en) | 2016-11-29 | 2016-11-29 | A kind of distributed data acquisition system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206226491U true CN206226491U (en) | 2017-06-06 |
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ID=58787577
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621297619.4U Expired - Fee Related CN206226491U (en) | 2016-11-29 | 2016-11-29 | A kind of distributed data acquisition system |
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| Country | Link |
|---|---|
| CN (1) | CN206226491U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478933A (en) * | 2017-08-23 | 2017-12-15 | 北京电子工程总体研究所 | A kind of distributed test system based on CompactRIO and fiber optic network |
| CN116105817A (en) * | 2023-04-12 | 2023-05-12 | 博莱阀门（常州）有限公司 | High-precision flow testing device based on fuzzy self-tuning PID algorithm |
-
2016
- 2016-11-29 CN CN201621297619.4U patent/CN206226491U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478933A (en) * | 2017-08-23 | 2017-12-15 | 北京电子工程总体研究所 | A kind of distributed test system based on CompactRIO and fiber optic network |
| CN116105817A (en) * | 2023-04-12 | 2023-05-12 | 博莱阀门（常州）有限公司 | High-precision flow testing device based on fuzzy self-tuning PID algorithm |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170606 Termination date: 20191129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |