CN206649502U - A kind of distributed data acquisition system - Google Patents
A kind of distributed data acquisition system Download PDFInfo
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- CN206649502U CN206649502U CN201720207466.8U CN201720207466U CN206649502U CN 206649502 U CN206649502 U CN 206649502U CN 201720207466 U CN201720207466 U CN 201720207466U CN 206649502 U CN206649502 U CN 206649502U
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Abstract
In order that data quickly can carry out high-speed transfer between each subsystem of flight simulator in real time, the utility model proposes a kind of real-time distributed Ethernet data acquisition system based on self-defined Ethernet protocol layer, the collecting computer being connected comprising collection slave unit and with collection slave unit, the collection slave unit completes gathered data link by gathering interchanger with main control card built in collecting computer, the collection slave unit also connects down collection coupling box and completes collection physical link, main control card built in collecting computer finally completes data interaction by memory on board and PXI buses with collecting computer application layer.Compared to traditional centralized data collecting system etc., the utility model is simple in construction, all has very strong advantage in cost-effective, guarantee real time data acquisition and using flexible, and scalability is strong, reliable operation, and stability is high.
Description
Technical field
The utility model belongs to flight simulator data acquisition technology field, and in particular to a kind of distributed data acquisition system
The implementation method of system.
Background technology
Flight simulator is the necessary equipment of modern pilot training, and it is one kind by real time computer control, multisystem
Co-ordination, the analog machine that live flying environment can be simulated.For using the flight training of aircraft, flight mould is utilized
The synthetic flight training for intending device is not restricted not only by natural conditions such as weather, and does not have logistics, engineering guarantee and flight
The limitation of the factors such as safety.Domestic and international many units have developed various variety classeses and the training simulators of scale, and obtain
Good training effect, it ensure that the satisfactory completion of aerial mission.
Data collecting system is flight simulator from its exterior gathered data and is input to the interface of internal system and sets
It is standby.Mainly there is digital data acquisition, digital output, analog acquisition, analog output and the function such as communicated with host computer.
In the design of flight simulator, it is desirable to which substantial amounts of information can be carried out quickly between the modules of flight simulator in real time
High-speed transfer, this just needs data collecting system as between cockpit emulator physical signalling and computer digit signal
Turn.At present, domestic and international flight simulation system generally use centralization data collecting system, framework is single, by RS422, commonly
The communication modes such as Ethernet communicate with computer, and real-time, autgmentability, practicality are poor, and collecting efficiency is low.Therefore, develop
It is to develop the key of high-quality flight simulator to possess certain real-time, high-transmission efficiency, the data collecting system of high reliability
One of key element.
Utility model content
Technical problem to be solved in the utility model is to be directed to above-mentioned deficiency of the prior art, there is provided one kind distribution
Formula data collecting system, all equipment to be collected can be controlled according to self defined area, and collecting unit small volume, installation side
Formula is flexible.The utility model using brand-new two layers collection framework and self-defined Ethernet protocol communication mode, be equipment debugging,
System maintenance, actual use bring great convenience, and take full advantage of Internet resources, improve collection, drive efficiency, simultaneously
Ensure to a certain extent and realize the real-time of data acquisition.And items collection, communication function parameter can configure online, increase
The strong flexibility of system, reduces cost.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of distributed data acquisition system, including collecting computer and the main control card that is connected with collecting computer, institute
State and collection interchanger is further connected with main control card, the first collection slave unit, the second collection are further connected with the collection interchanger from setting
Standby, the 3rd collection slave unit, the 4th gather slave unit, and the first collection coupling box, institute are terminated with the first collection slave unit
State and the second collection coupling box is terminated with the second collection slave unit, the 3rd collection separated time is terminated with the 3rd collection slave unit
Case, it is described 4th collection slave unit under be terminated with the 4th collection coupling box.
Further, the main control card is connected by PXI buses with collecting computer, the main control card and first collection from
Equipment, the second collection slave unit, the 3rd collection slave unit, the 4th collection slave unit are connected by netting twine with collection interchanger,
The first collection slave unit is connected by data, power line with the first collection coupling box, and the second collection slave unit passes through
Data, power line are connected with the second collection coupling box, and the 3rd collection slave unit passes through data, power line and the 3rd collection point
Line case is connected, and the 4th collection slave unit is connected by data, power line with the 4th collection coupling box.
The utility model has advantages below compared with prior art：
1st, of the present utility model simple in construction, reasonable in design, it is convenient to realize.
2nd, complete function of the present utility model, it can be used in all kinds of flight simulators, collecting efficiency is high, and system is stable.
3rd, scalability of the present utility model is strong, and functional reliability is high, service life length, and working service is convenient.
4th, board of the present utility model is versatile, is easy to promote the use of.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is link topology of the present utility model.
Reference:
Embodiment
As shown in figure 1, a kind of distributed data acquisition system described in the utility model, including collecting computer 1 and
The main control card 2 being connected with collecting computer 1, is further connected with collection interchanger 3 on the main control card 2, on the collection interchanger 3 also
Be connected to the first collection slave unit 4, second collection slave unit the 5, the 3rd gather slave unit the 6, the 4th gather slave unit 7, described first
The first collection coupling box 8 is terminated with collection slave unit 4, the second collection coupling box is terminated with the second collection slave unit 5
9, it is described 3rd collection slave unit 6 under be terminated with the 3rd collection coupling box 10, it is described 4th collection slave unit 7 under be terminated with the 4th
Gather coupling box 11.
In the present embodiment, the main control card 2 is connected by PXI buses with collecting computer 1, the main control card 2 and first
Gather the collection slave unit the 5, the 3rd of slave unit 4, second and gather the collection of slave unit the 6, the 4th slave unit 7 by netting twine and collection friendship
Change planes 3 connections, the first collection slave unit 4 is gathered coupling box 8 with first and is connected by data, power line, and described second adopts
Collection slave unit 5 is connected by data, power line with the second collection coupling box 9, and the 3rd collection slave unit 6 passes through data, electricity
Source line is connected with the 3rd collection coupling box 10, and the 4th collection slave unit 7 passes through data, power line and the 4th collection coupling box
11 connections.
The utility model in use, collection network uses star network topology, adopt by the first collection slave unit 4, second
Collection slave unit the 5, the 3rd gathers the collection of slave unit the 6, the 4th slave unit 7 and the data collected from equipment to be collected is passed through into collection
Exchange 3 machines and be sent to main control card 2 built-in in collecting computer 1, main control card 2 is handed over PXI communication mode and collecting computer 1
Change data.Collecting computer 1 is sent to after the data in receiving upper layer network, by main control card 2 by gathering interchanger 3
One collection slave unit 4, second gathers slave unit the 5, the 3rd and gathered in the collection slave unit 7 of slave unit the 6, the 4th, by the first collection
After coupling box 8, second gathers the collection collection distribution signal of coupling box 11 of coupling box the 10, the 4th of coupling box the 9, the 3rd, drive and wait to drive
Dynamic equipment.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure change made according to the utility model technical spirit to above example, still
Belong in the protection domain of technical solutions of the utility model.
Claims (2)
1. a kind of distributed data acquisition system, including collecting computer（1）And and collecting computer（1）The main control card of connection
（2）, it is characterised in that：The main control card（2）On be further connected with collection interchanger（3）, the collection interchanger（3）On be further connected with
One collection slave unit（4）, second collection slave unit（5）, the 3rd collection slave unit（6）, the 4th collection slave unit（7）, described
One collection slave unit（4）Under be terminated with the first collection coupling box（8）, the second collection slave unit（5）Under be terminated with second and adopt
Collect coupling box（9）, the 3rd collection slave unit（6）Under be terminated with the 3rd collection coupling box（10）, the 4th collection is from setting
It is standby（7）Under be terminated with the 4th collection coupling box（11）.
A kind of 2. distributed data acquisition system according to claim 1, it is characterised in that：The main control card（2）Pass through
PXI buses and collecting computer（1）Connection, the main control card（2）With the first collection slave unit（4）, second collection slave unit
（5）, the 3rd collection slave unit（6）, the 4th collection slave unit（7）Pass through netting twine and collection interchanger（3）Connection, described first
Gather slave unit（4）Pass through data, power line and the first collection coupling box（8）Connection, the second collection slave unit（5）Pass through
Data, power line and the second collection coupling box（9）Connection, the 3rd collection slave unit（6）Pass through data, power line and the 3rd
Gather coupling box（10）Connection, the 4th collection slave unit（7）Pass through data, power line and the 4th collection coupling box（11）Even
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720207466.8U CN206649502U (en) | 2017-03-06 | 2017-03-06 | A kind of distributed data acquisition system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720207466.8U CN206649502U (en) | 2017-03-06 | 2017-03-06 | A kind of distributed data acquisition system |
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| Publication Number | Publication Date |
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| CN206649502U true CN206649502U (en) | 2017-11-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113419451A (en) * | 2021-06-29 | 2021-09-21 | 浙江邮电职业技术学院 | Distributed data acquisition method and system for communication network |
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2017
- 2017-03-06 CN CN201720207466.8U patent/CN206649502U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113419451A (en) * | 2021-06-29 | 2021-09-21 | 浙江邮电职业技术学院 | Distributed data acquisition method and system for communication network |
| CN113419451B (en) * | 2021-06-29 | 2022-08-16 | 浙江邮电职业技术学院 | Distributed data acquisition method and system for communication network |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xi'an Kewei Industrial Development Co.,Ltd. Assignor: XI'AN FEIBAO TECHNOLOGY Co.,Ltd. Contract record no.: X2023610000011 Denomination of utility model: A Distributed Data Acquisition System Granted publication date: 20171117 License type: Common License Record date: 20230824 |
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| EE01 | Entry into force of recordation of patent licensing contract |