CN203882431U - Data acquisition device supporting wire/wireless hybrid network - Google Patents
Data acquisition device supporting wire/wireless hybrid network Download PDFInfo
- Publication number
- CN203882431U CN203882431U CN201420244414.4U CN201420244414U CN203882431U CN 203882431 U CN203882431 U CN 203882431U CN 201420244414 U CN201420244414 U CN 201420244414U CN 203882431 U CN203882431 U CN 203882431U
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- main control
- communication module
- control module
- wireless communication
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Abstract
The utility model relates to a data acquisition device supporting a wire/wireless hybrid network, belonging to the technical field of wire/wireless hybrid communication network and data acquisition. The data acquisition device comprises a shell, a power module, a main control module, a wireless communication module, a wired communication module and a signal isolation module mounted in the shell, an indicating lamp and a configuration switch mounted on the shell surface, incoming/outgoing line terminals and an external antenna, wherein the power module provides direct current power supply to other four modules; the configuration switch is connected with the main control module through an IO pin; the antenna is connected with the wireless communication module through a terminal; the indicating lamp is connected with the main control module through the IO pin; the wireless communication module, the wire communication module and the signal isolation module are connected with the main control module respectively; an external signal interacts with the main control module through the signal isolation module; the incoming/outgoing line terminals are mounted at the two ends of the shell respectively; a hole is formed at one end of the shell and used for mounting the external antenna. The device provided by the utility model can realize efficient transfer and storage of data.
Description
Technical field
The utility model belongs to wire and wireless hybrid communication network, data acquisition technology field, be particularly related to a kind of data collector of supporting wire and wireless hybrid network, be applicable to being used in combination low power consumption wireless network and field bus technique carries out the application of communication, sensing.Be applicable to IEEE802.11, the wireless modes such as Zigbee and CANBus, the scene that the wire transmission technology such as RS485 are combined with.
Background technology
Data acquisition is the critical support technology of holder networking development with transmission, wireless network and cable network respectively have superiority, wireless network has the features such as self-organization, movability are strong, flexible arrangement, but faces the problems such as signal attenuation is fast, coverage rate is narrow, communication reliability is not high.Cable network technology is existing ripe application in industry, formed series of standards, as RS485 bus, CANBUS bus etc., formed ripe application model, but the system that cable network is applicable to once build up, in the application demand of function modifications or interim type of arrangement, exist construction cost high, change the large problem of cost.
Hybrid network wired and that wireless network forms can be effectively in conjunction with both advantages, and core network or the network link that is easy to construct adopt cable network form, are difficult to the link employing wireless network that construction and dirigibility demand are strong.Data acquisition equipment need to adapt to the feature of two kinds of networks, and gives full play to the advantage of two kinds of networks.
Utility model content
The purpose of this utility model is for solving the problem of the data collector that can support wire and wireless hybrid network scene, design a kind of data collector of supporting wire and wireless hybrid network, be applied to take wired network as trunk, take wireless network as supplementary data acquisition network, make full use of the advantage of cable network and wireless network, realize efficient transmission and the storage of data.
The utility model object is achieved through the following technical solutions:
A kind of data acquisition equipment of supporting wire and wireless hybrid network, it is characterized in that, comprise a housing, be arranged on power module, main control module, wireless communication module, wire communication module, signal isolation module in housing, be arranged on pilot lamp and the deploy switch of surface of shell, and line terminal, external antenna; Described power module provides direct current power supply for other four modules, and described deploy switch is connected to main control module by IO pin, and antenna is received wireless communication module by connecting terminals, and pilot lamp is connected to main control module by IO pin; Wireless communication module, wire communication module, signal isolation module is connected with main control module respectively, and external signal is undertaken alternately by signal isolation module and main control module; Described housing two ends have two mounting holes, are installed into respectively outlet terminal, in the perforate of housing one end, external antenna are installed.
Described main control module comprises stm32 single-chip microcomputer, and the peripheral circuit being comprised of crystal oscillator, RESET chip, for complete main control singlechip minimum system function is provided.
Described power module is 5V voltage stabilizing chip and reduction voltage circuit, for each module provides 5V power supply.
Described wireless communication module is comprised of peripheral circuits such as Zigbee single-chip microcomputer and crystal oscillators, for complete wireless communication function is provided.The wireless communication module that the utility model adopts can solve problem anti-interference, error code, and its protocol stack can be realized point-to-point communication and self-organizing network communication on a small scale.
Described wire communication module drives chip and isolating transformer to form by Canbus, for ensureing the reliability of technical grade communication.
The wire communication module that the utility model adopts is supported multiple host pattern, has been promoted communication efficiency, has reduced the pressure communication of communication main website.Bottom address filtering and anti-collision mechanism have reduced CPU occupation rate and the energy consumption of each online equipment.
Described signal isolation module adopts photoelectrical coupler, to avoid signal to transfinite or to introduce overshoot current, main circuit is caused damage, and avoids internal circuit problems affect bus performance.
Described pilot lamp is 3.3V LED light, by main control module pin, drives, and is used to indicate normal or error status.
Described deploy switch is two-value toggle switch, is connected to the IO pin of main control module, for input switch state, set-up function.
Described line terminal is connecting terminal block, for the access of sensor signal lines and the turnover of communication signal line.
Described external antenna is 2.4G omnidirectional antenna, for promoting the output gain signal of wireless communication module.
With respect to existing data acquisition equipment, the beneficial effects of the utility model are: during production, each module supply chain is ripe, substitutability is strong, can fully according to applied environment demand, lay equipment in use, has overcome the arrangement constraints of bringing that adopts single means of communication.
Accompanying drawing explanation
Fig. 1 is external shell front view of the present utility model.
Fig. 2 is that module of the present utility model forms schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
A kind of data acquisition equipment of supporting wire and wireless hybrid network of the utility model design, it is characterized in that, comprise a housing, be arranged on power module, main control module, wireless communication module, wire communication module, signal isolation module in housing, be arranged on pilot lamp and the deploy switch of surface of shell, and line terminal, external antenna; Described power module provides direct current power supply for other four modules, and described deploy switch is connected to main control module by IO pin, and antenna is received wireless communication module by connecting terminals, and pilot lamp is connected to main control module by IO pin; Wireless communication module, wire communication module, signal isolation module is connected with main control module respectively, and external signal is undertaken alternately by signal isolation module and main control module; Described housing two ends have two mounting holes, are installed into respectively outlet terminal, in the perforate of housing one end, external antenna are installed.
As shown in Figure 1, the utility model is a kind of supports that the housing 11 of the data acquisition equipment of wire and wireless hybrid network is the cavity with inner space, in housing left side and right openings, connection terminal 12 and 13 is installed, in housing front, open two rectangular openings, left side is deploy switch 14, and right side is pilot lamp 15.External antenna 16 is installed in right-hand member perforate.
As shown in Figure 2, a kind of data acquisition equipment of supporting wire and wireless hybrid network of the utility model, the parts of installing in shell comprise main control module 22, signal isolation module 12, wire communication module 23, wireless communication module 24 and power module 25.Wherein main control module 22 and signal isolation module 12, wire communication module 23, wireless communication module 24 connects.Signal isolation module 12 is connected with external sense signal, power module 25 and main control module 22, and wire communication module 23 and wireless communication module 24 connect, and 5V and 3.3V power supply are provided.
Specific implementation and the function of each parts of the utility model are respectively described below;
Main control module 22 adopts stm32F103 single-chip microcomputer, be integrated with SPI interface, serial ports, CANBUS interface, main control module 22 is connected with signal isolation module 21 by IO port, uses CANBUS port to be connected with wire communication module 23, uses serial ports to be connected with wireless communication module 24.Main control module comprises Reset chip Max809STRG simultaneously, and system Reset signal is provided.Main control chip stores the application program that data sampling and processing, wired and wireless transmission are provided.
Isolation module 21 adopts photoelectric isolated chip 6N137, is a kind of single channel High-Speed Coupled Device, and the slewing rate up to 10Mbps is provided.
Wireless communication module 24 adopts miniWibee modules, and built-in TI CC2540 type single-chip microcomputer uses the Zigbee protocol stack of TI, carries the program of the wireless data transmission function that point-to-point is provided.The wireless communication module that the utility model adopts can solve problem anti-interference, error code, and its protocol stack can be realized point-to-point communication and self-organizing network communication on a small scale.
Wire communication module 23 adopts CANBus bus driver chip PCA82C250 and common mode inductance B82793S0, to CANBus bus signals, provides differential transmittability.Support multiple host pattern, promoted communication efficiency, reduced the pressure communication of communication main website.Bottom address filtering and anti-collision mechanism have reduced CPU occupation rate and the energy consumption of each online equipment.
Power module 25 adopts D050505M, the 5V direct supply of two-way isolation is provided, one tunnel offers wire communication module, one tunnel offers LM1117-3.3 voltage stabilizing chip, externally export 3.3V direct supply, main control module 22 and wireless communication module 24 adopt 3.3V Power supply, and wire communication module 23 adopts 5V DC power supply.
Pilot lamp adopts the Universal LED pilot lamp of 3.3V, installs 3, indicates respectively power supply status (whether powering on), wire communication state, and wireless communication state, LED lamp corresponding in communication process glimmers.
Deploy switch adopts 8 toggle switchs, is connected with the IO pin of main control module, and for the address of code book equipment, the binary address that the formed low and high level of switch is this equipment.
Line terminal adopts 8 road socket terminals, and function is respectively power supply, CANBUS communication, sensor IO signal.
External antenna adopts 2.4GHz omnidirectional whip antenna, for wireless communication module provides gain.
The course of work of the present utility model is: the sensor signal that main control module 22 periodic scan isolation modules 21 import into, and carry out the data queue to memory field data buffer storage.After wireless communication module 24 joins in wireless network, inform the availability of main control module 22 wireless networks.Main control module 22 is by there being wire module 23 to know the availability of bus master controller.The length of data queue gathering be accumulated to a certain amount of after, according to network condition, automatically select wired passage or radio channel to send, if do not receive for a long time after sending, reply think when prepass unavailable, automatically switch to another passage, if two passages are neither available, abandon the data that gather at first, increase new data to data queue, said process is to adopt conventional programming technique to be compiled into application program to be stored in main control module and to be achieved in advance.
Claims (5)
1. a data collector of supporting wire and wireless hybrid network, it is characterized in that, comprise a housing, be arranged on power module, main control module, wireless communication module, wire communication module, signal isolation module in housing, be arranged on pilot lamp and the deploy switch of surface of shell, and line terminal, external antenna; Described power module provides direct current power supply for other four modules, and described deploy switch is connected to main control module by IO pin, and antenna is received wireless communication module by connecting terminals, and pilot lamp is connected to main control module by IO pin; Wireless communication module, wire communication module, signal isolation module is connected with main control module respectively, and external signal is undertaken alternately by signal isolation module and main control module; Described housing two ends have two mounting holes, are installed into respectively outlet terminal, in the perforate of housing one end, external antenna are installed.
2. harvester as claimed in claim 1, is characterized in that, described main control module comprises stm32 single-chip microcomputer, and the peripheral circuit being comprised of crystal oscillator, RESET chip.
3. harvester as claimed in claim 1, is characterized in that, described wireless communication module is comprised of Zigbee single-chip microcomputer and crystal oscillator peripheral circuit.
4. harvester as claimed in claim 1, is characterized in that, described wire communication module drives chip and isolating transformer to form by Canbus.
5. harvester as claimed in claim 1, is characterized in that, described signal isolation module adopts photoelectrical coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420244414.4U CN203882431U (en) | 2014-05-14 | 2014-05-14 | Data acquisition device supporting wire/wireless hybrid network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420244414.4U CN203882431U (en) | 2014-05-14 | 2014-05-14 | Data acquisition device supporting wire/wireless hybrid network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203882431U true CN203882431U (en) | 2014-10-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420244414.4U Expired - Fee Related CN203882431U (en) | 2014-05-14 | 2014-05-14 | Data acquisition device supporting wire/wireless hybrid network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203882431U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411357A (en) * | 2016-09-08 | 2017-02-15 | 深圳市中科智诚科技有限公司 | Repeater of high communication rate used for network communication engineering |
| CN106647507A (en) * | 2016-12-28 | 2017-05-10 | 重庆金鑫科技产业发展有限公司 | Controller and control system |
-
2014
- 2014-05-14 CN CN201420244414.4U patent/CN203882431U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411357A (en) * | 2016-09-08 | 2017-02-15 | 深圳市中科智诚科技有限公司 | Repeater of high communication rate used for network communication engineering |
| CN106647507A (en) * | 2016-12-28 | 2017-05-10 | 重庆金鑫科技产业发展有限公司 | Controller and control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20170514 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |