CN209676263U - A kind of intelligent gateway based on all-optical network transmission - Google Patents
A kind of intelligent gateway based on all-optical network transmission Download PDFInfo
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- CN209676263U CN209676263U CN201920891864.5U CN201920891864U CN209676263U CN 209676263 U CN209676263 U CN 209676263U CN 201920891864 U CN201920891864 U CN 201920891864U CN 209676263 U CN209676263 U CN 209676263U
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Abstract
The utility model discloses a kind of intelligent gateways based on all-optical network transmission, it is characterised in that it includes master controller, Ethernet switch, photoelectric converter, uplink port and providing the power supervisor of operating voltage for the master controller, Ethernet switch, photoelectric converter, uplink port；Wherein: the Ethernet switch input terminal is connect with the master controller output end signal, the Ethernet switch output end is connected to the uplink port through the photovoltaic converter: when work, the Ethernet switch acquires data and exports electric signal, the electric signal that the Ethernet switch exports is converted to optical signal and is sent to the uplink port to transmit by the photoelectric converter, to realize that all-optical network transmits, the transmission speed of industry control network is reached into raising, and realize that high bandwidth is transmitted at a distance, network industries network is improved to electromagnetic interference, the resistivity of the work condition environments such as chemical attack.
Description
Technical field
The utility model belongs to field of communication technology, more particularly, to a kind of intelligent network based on all-optical network transmission
It closes.
Background technique
For digitlization, the networking, intelligent Process for pushing industry manufacture holostrome grade, it is necessary to realize the big model of edge device
It encloses, profound data acquisition and the protocol conversion and edge processing of isomeric data, it is necessary to realize remote, high bandwidth, resist
Interference, easily deployment, enterprise network easy to maintain, Yi Ronghe building.
Core component of the gateway as industrial environment, main function are to carry out data acquisition and transmission；And industrial circle
Existing transport protocol is numerous, and lacks general protocol conversion device, therefore it is required that the gateway as its medium can acquire
The data of agreement as much as possible could enable application person intuitively to understand respectively different language translations at language of the same race in this way
Portion's working condition, allows the whole system coordinating and unifying.
Meanwhile industrial gateway data uplink interface is usually power grid mouth in the prior art, network deployment and maintenance are complicated, resist
Interference performance is poor, to cannot achieve remote and high bandwidth transmission.
Summary of the invention
Aiming at the above defects or improvement requirements of the prior art, the utility model provides a kind of based on all-optical network transmission
Intelligent gateway, its object is to be improved to existing gateway structure, with realize current discrete equipment access all-optical network,
Thus the deployment of prior art gateway network and maintenance complexity, poor anti jamming capability are solved, cannot achieve remote and high bandwidth biography
Defeated technical problem.
To achieve the above object, it according to the one aspect of the utility model, provides a kind of based on all-optical network transmission
Intelligent gateway, which is characterized in that including master controller, Ethernet switch, photoelectric converter, uplink port and be the master control
Device processed, Ethernet switch, photoelectric converter, uplink port provide the power supervisor of operating voltage；Wherein: the Ethernet
Interchanger input terminal is connect with the master controller output end signal, and the Ethernet switch output end is through the photoelectric conversion
Device is connected to the uplink port: when work, the Ethernet switch acquires data and exports electric signal, the photoelectric conversion
The electric signal that the Ethernet switch exports is converted to optical signal and is sent to the uplink port to transmit by device.
Preferably, the intelligent gateway based on all-optical network transmission, further includes multiple Ethernet interfaces, serial interface
Mouth, WIFI/ blue tooth interface, USB interface, analog input interface, digital signal input interface, and/or digital signal output
Interface, to acquire various protocols data；Wherein, the serial line interface, WIFI/ blue tooth interface, USB interface, analog signal input
Interface, digital signal input interface, and/or digital signal output interface are connected with the master controller input terminal, will adopt
The data collected are transferred to the master controller；The Ethernet interface and the Ethernet switch input terminal and/or master control
Device input terminal processed is connected, to transfer data to the too network switch and/or master controller.
Preferably, the intelligent gateway based on all-optical network transmission, further includes coprocessor, the analog signal
Input interface, digital signal input interface, and/or digital signal output interface are connected to the main control through the coprocessor
Device, the data that the analog input interface, digital signal input interface, and/or digital signal output interface are acquired
It is transmitted to the master controller.
Preferably, the intelligent gateway based on all-optical network transmission, coprocessor FPGA.
Preferably, the intelligent gateway based on all-optical network transmission, further includes photoelectrical coupler, the number letter
Number input interface, and/or digital signal output interface are connected to the coprocessor through the photoelectrical coupler.
Preferably, the intelligent gateway based on all-optical network transmission, serial line interface includes mutually independent RS232
Serial ports and RS485 serial ports.
Preferably, the intelligent gateway based on all-optical network transmission, further includes that USB turns network interface device, the ether
Network interface turns network interface device through the USB and is connected to the master controller.
Preferably, it is described based on all-optical network transmission intelligent gateway, serial line interface, analog input interface,
Anti-surge protection circuit and/or light are equipped between digital signal input interface, and/or digital signal output interface and industrial equipment
It is electrically isolated module.
Preferably, the intelligent gateway based on all-optical network transmission, further includes memory, the memory and institute
State the connection of Ethernet switch signal.
Preferably, it is described based on all-optical network transmission intelligent gateway, power supervisor be the master controller, with
Too network switch, photoelectric converter, uplink port provide mutually independent operating voltage.
In general, the utility model is contemplated above technical scheme is compared with the prior art, has below beneficial to effect
Fruit:
Intelligent gateway provided by the utility model based on all-optical network transmission, by increasing photoelectric converter, to make
Equipment uplink port is converted to light network interface by original power grid mouth and carries out data transmission, do not need at upstream Interface by
Other optical switch or other photoelectric conversion devices, to support all-optical network signal to transmit, by the transmission speed of industry control network
Degree reaches raising, and realizes that high bandwidth is transmitted at a distance, meanwhile, all-optical network passive transmission improves network industries network pair
The resistivity of the work condition environments such as electromagnetic interference, chemical attack.
Preferred embodiment, the intelligent gateway provided by the utility model based on all-optical network transmission are integrated with a variety of inputs and connect
Mouthful, current discrete, multi-protocol industry equipment access is realized, to reduce association while improving equipment realtime control
View conversion bring computing resource consumption, while reducing the demand to bandwidth.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the intelligent gateway provided by the utility model based on all-optical network transmission；
Fig. 2 be it is provided by the embodiment of the utility model utilize it is provided by the utility model based on all-optical network transmission intelligence
The industry control network structural schematic diagram of gateway deployment.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.In addition, institute in the various embodiments of the present invention described below
The technical characteristic being related to can be combined with each other as long as they do not conflict with each other.
A kind of intelligent gateway based on all-optical network transmission, as shown in Figure 1, including master controller, Ethernet switch, light
Electric transducer, uplink port and for the master controller, Ethernet switch, photoelectric converter, uplink port provide work electricity
The power supervisor of pressure；Wherein: the Ethernet switch input terminal is connect with the master controller output end signal, it is described with
Too network switch output end is connected to the uplink port through the photovoltaic converter: when work, the Ethernet switch is adopted
Collection data simultaneously export electric signal, and the electric signal that the Ethernet switch exports is converted to optical signal simultaneously by the photoelectric converter
The uplink port is sent to transmit.
The master controller is connect with Ethernet switch signal, specifically, the master controller, output end pass through
Network interface is connected with the Ethernet switch input terminal, for running protocol convertor and gateway manager；Preferably,
The master controller includes arm processor chip, and model is preferably the domestic micro- RK3399 of auspicious core, uses bis- " servers
The size framework of tetra- core Cortex-A53 of grade " core Cortex-A72+, dominant frequency are up to 2.0GHz, have extended out the memory of 4GB capacity,
The high speed eMCC solid-state storage and high-capacity and high-speed SD card of 16GB, provides adequately for equipment operating efficiency and the program space
It ensures；Also there is the master controller optical fiber interface, gigabit network interface, wireless receiving module, serial ports, analog voltage signal input to connect
Mouth, digital voltage signal input interface, and/or digital voltage signal output interface；
The Ethernet switch is used for transmission the exchange of data, has multiple Ethernet interfaces, and each network interface
Work is in full duplex mode, to carry out ensuring escapement from confliction transmission data；Preferably, the Ethernet switch is logical with multichannel downlink
Road, wherein at least down going channel is connected with the master controller all the way, and at least down going channel is connected with industrial equipment all the way, thereon
Row of channels is connected with the photoelectric converter；For realizing the industrial equipment, master controller and data center's Three Party Communication；It is excellent
Selection of land, the Ethernet switch selects gigabit switch chip RTL8367, with very high anti-interference and powerful property
Can, by twisted pair line connection user side equipment, realize that rate is that 10/100/1000M is adaptive.
The photoelectric converter, input terminal are connect with the Ethernet switch output end, are used for the Ethernet
The electric signal of interchanger output is converted to optical signal and transmits uplink port；Preferably, the photoelectric converter selects dedicated G
(PON) chip realizes that the agreement between optical-fiber network and electric network mutually turns, and function is to realize that the agreement between RGMII and GPON is mutual
It changes, specifically, realizing kilomega network input, and realize uplink by the optical port driving circuit of on piece by RGMII interface
The function of optical port realizes the load balance of optical-fiber network communication, plays the superiority bandwidth of optical-fiber network communication to the greatest extent；It is described
Photoelectric converter, model be preferably Huawei sea think SD5171 chip, meet IEEE802.3-2005 standard, have support with
The too functions such as net port speed constraint, loop detection, Dynamic Bandwidth Allocation.
Industrial gateway data uplink interface is usually power grid mouth in the prior art, and network is caused to dispose and safeguard complexity,
Poor anti jamming capability, to cannot achieve remote and high bandwidth transmission.And in technical solution provided by the utility model, with
Too network switch output port is connected with photoelectric converter, the telecommunications for being exported the Ethernet switch by photoelectric converter
Number be converted to optical signal and exported through uplink port, to realize that all-optical network transmits, do not need at upstream Interface by
Other optical switch or other photoelectric conversion devices, to support all-optical network signal to transmit, by the transmission speed of industry control network
Degree reaches raising, and realizes that high bandwidth is transmitted at a distance, meanwhile, all-optical network passive transmission improves network industries network pair
The resistivity of the work condition environments such as electromagnetic interference, chemical attack.
Since the product category that industry spot involves the need for acquisition data is various, each product has oneself unique
Specification agreement, so gateway machine includes agreement as much as possible to go to acquire these data just as media transmission, so
Application person can be enable intuitively to understand each portion's working condition different language translations at language of the same race, whole system is allowed to coordinate system
One.At the same time, it is desirable to play a role in the industrial production, the real-time of data is also critically important, and existing gateway machine
It is not able to satisfy the demand.
In order to solve this problem, it is provided by the utility model based on all-optical network transmission intelligent gateway, further include
Multiple downlink ports, the downlink port include multiple Ethernet interfaces, serial line interface, WIFI/ blue tooth interface, USB interface, mould
Quasi- signal input interface, digital signal input interface, and/or digital signal output interface, to adapt to adopting for different types of data
Collection；
The serial line interface is connect with the master controller signal, to acquire industrial equipment data and be uploaded to the master control
Device processed；To acquire various protocols data, the downlink port includes the independent serial line interface of at least two, the serial line interface point
It Wei RS232 serial ports and RS485 serial ports, it is preferable that the RS232 serial ports supports full duplex, the RS485 serial ports supporting bus
Formula half-duplex work, to adapt to different types of access device.Preferably, the serial interface chip type selecting selection is with isolation
Transceiver ADM2483, while anti-surge protection circuit is added, it is ensured that communication robust is reliable.
The downlink port includes multiple Ethernet interfaces, the Ethernet interface and the Ethernet switch and/or
Master controller be connected so that the Ethernet interface acquisition data both can directly from be transmitted to Ethernet switch with into
Row forwarding is also supported to be transmitted to the Ethernet switch forwarding again through master controller acquisition.
Due to the master controller, network interface is connect with the Ethernet switch, when the Ethernet of the downlink port
When interface is connect with the master controller, needs to increase USB and turn network interface device, the USB turns network interface device and is used for the main control
The USB interface of device is converted to Ethernet interface, to acquire the downlink port Ethernet interface data.Preferably, the USB turns
Network interface device selects RL-UM02WBS chip.
The WIFI/ blue tooth interface, USB interface are connect with the master controller corresponding interface, to acquire different type number
According to.
In industrial equipment network, the data such as alarm signal must be handled in real time, as imflammable gas occurs for chemical plant, oil depot
Leakage, needs immediate evacuation Field Force, and leak check reason is repaired, and otherwise causes serious accident, and alarm signal
Number be analog signal and digital signal.It is therefore preferred that the downlink port further includes analog input interface, number letter
Number input interface, and/or digital signal output interface；Preferably, the analog input interface chip selects AD7606, with
Realize 8 channel, 16 bit AD sample, the digital signal input interface, and/or digital signal output interface chip are preferably Panasonic
ULN2803 series.
To avoid master controller from handling overabundance of data, and lead to problems such as treatment effeciency low, it is preferable that the utility model
Further include coprocessor, the coprocessor for receive the analog input interface, digital signal input interface and/
Or digital signal output interface acquisition data and the data are passed into the master controller.Preferably, association's processing
Device is fpga chip, model ALTERA CYCLONE, fpga chip and digital quantity I/O chip and analog input
Chip connection.Interface includes: the input of four-way digital quantity, four-way digital output, eight channel sixteen bit analog inputs.
For guarantee system stablize, the utility model further includes photoelectrical coupler, the digital signal input interface, and/or
Digital signal output interface is connected to the coprocessor through the photoelectrical coupler, to realize Phototube Coupling, guarantees that system is steady
It is qualitative.
The problems such as voltage jump is commonly present due to industrial equipment, to guarantee device security, it is preferable that under described
Row port, serial line interface, analog input interface, digital signal input interface, and/or digital signal output interface and work
Anti-surge protection circuit and/or photoelectric isolation module are equipped between industry equipment, to ensure that communication robust is reliable.
To ensure Information Security, it is preferable that the utility model further includes memory, the memory and the Ethernet
Interchanger signal connection, for storage the Ethernet switch be uploaded to data center all kinds of industrial equipments it is real-time
Implementing result data and ethernet switching module transparent data.
The utility model is kept apart the hardware circuit of different agreement by isolation design, and respectively independently-powered.To
So that not interfered between each interface of hardware view, it is ensured that hardware security and communication robust；Specifically, the power management
Device uses chassis power supply, specially industrial general 24V power supply, and 4 kinds of voltage etc. such as be converted into 12V, 5V, 3.3V, 1.2V
The power supply of grade；Wherein, the 12V power supply is powered for chips of Ethernet exchange, and 5V power supply is used for photoelectric converter, main control
Device, USB turn the power supply of network interface device, and 3.3V power supply inputs chip, digital output chip, analog quantity for serial port chip, digital quantity
Chip power supply is inputted, 1.2V power supply is powered for fpga chip.
It is described further below in conjunction with specific embodiment:
A kind of intelligent gateway based on all-optical network transmission, as shown in Figure 1, including master controller, Ethernet switch, light
Electric transducer, uplink port, downlink port, coprocessor, power supervisor；
The master controller is arm processor, selects the domestic auspicious micro- RK3399 of core, uses bis- " server level " cores
The size framework of tetra- core Cortex-A53 of Cortex-A72+, dominant frequency are up to 2.0GHz, have extended out the memory of 4GB capacity, 16GB's
High speed eMCC solid-state storage and high-capacity and high-speed SD card, the SD card is as memory, for storing the Ethernet exchanging
Machine is uploaded to the real-time implementing result data of all kinds of industrial equipments and ethernet switching module transparent transmission number of data center
According to；Sufficient guarantee is provided for equipment operating efficiency and the program space；The master controller also has optical fiber interface, kilomega network
Mouth, wireless receiving module, serial ports, analog voltage signal input interface, digital voltage signal input interface, and/or digital voltage
Signal output interface.
The Ethernet switch selects gigabit switch chip RTL8367, with very high anti-interference and powerful
Performance realize that rate is that 10/100/1000M is adaptive by twisted pair line connection user side equipment.
The photoelectric converter, model Huawei sea think SD5171 chip, meet IEEE802.3-2005 standard, have
It is standby to support the functions such as ethernet port speed limit, loop detection, Dynamic Bandwidth Allocation, it is realized by the optical port driving circuit of on piece
The function of uplink optical port.
The downlink port includes four road Ethernet interfaces, two-way serial line interface, all the way WIFI/ blue tooth interface, all the way USB
Interface, all the way analog input interface, all the way digital signal input/output interface, to adapt to the acquisition of different types of data；
The serial line interface is respectively RS232 serial ports and RS485 serial ports, and the RS232 serial ports supports full duplex, described
RS485 serial ports supporting bus formula half-duplex work, to adapt to different types of access device.The serial interface chip type selecting choosing
The transceiver ADM2483 with isolation is selected, while anti-surge protection circuit is added, it is ensured that communication robust is reliable.
The downlink port provides four tunnel gigabit network interfaces, wherein three road network mouths can connect industrial equipment, network interface connects all the way
Connect the master controller.Both it had supported data penetration transmission (directly forwarding from ethernet switching module), and had also supported to be obtained by master controller
It is forwarded again by ethernet switching module.
Due to the master controller, network interface is connect with the Ethernet switch, when the Ethernet of the downlink port
When interface is connect with the master controller, needs to increase USB and turn network interface device, the USB turns network interface device and is used for the main control
The USB interface of device is converted to Ethernet interface, to acquire the downlink port Ethernet interface data.The USB turns network interface device
Select RL-UM02WBS chip.
The analog input interface chip selects AD7606, to realize 8 channel, 16 bit AD sample.
The digital signal input/output interface chip selects Panasonic ULN2803 series.
The coprocessor is fpga chip, and model ALTERA CYCLONE, fpga chip inputs defeated with digital quantity
Chip is connected with analog input chip out.Interface includes: the input of four-way digital quantity, four-way digital output, eight channels
Sixteen bit analog input.
The utility model further includes photoelectrical coupler, and the digital signal input/output interface chip output interface is through institute
It states photoelectrical coupler and is connected to the coprocessor, to realize Phototube Coupling, guarantee system stability, the photoelectrical coupler choosing
With PS250 series, there is photoelectrical coupler from synthesis, can be realized Phototube Coupling, guarantee system stability.
The downlink port, serial line interface, analog input interface, digital signal input interface, and/or number letter
Anti-surge protection circuit and/or photoelectric isolation module are equipped with number between output interface and industrial equipment, to ensure that communication robust can
It leans on, the anti-surge protection circuit and/or photoelectric isolation module are conventional design, and details are not described herein again.
The utility model is kept apart the hardware circuit of different agreement by isolation design, and respectively independently-powered.To
So that not interfered between each interface of hardware view, it is ensured that hardware security and communication robust；Specifically, the power management
Device uses chassis power supply, specially industrial general 24V power supply, and 4 kinds of voltage etc. such as be converted into 12V, 5V, 3.3V, 1.2V
The power supply of grade；Wherein, the 12V power supply is powered for chips of Ethernet exchange, and 5V power supply is used for photoelectric converter, main control
Device, USB turn the power supply of network interface device, and 3.3V power supply inputs chip, digital output chip, analog quantity for serial port chip, digital quantity
Chip power supply is inputted, 1.2V power supply is powered for fpga chip.
Based on it is provided in this embodiment based on all-optical network transmission intelligent gateway industry control network deployment as shown in Fig. 2,
Web camera, SIEMENS PLC pass through network interface 1, network interface 2, network interface 3 respectively and are connected with gateway, and optical sensor passes through simulation letter
Number input interface is connected with gateway, and tri coloured lantern is connected by digital signal output interface with gateway, Temperature Humidity Sensor, acousto-optic report
Alert device is connected by RS485 serial ports with gateway, and gateway uplink port is optical port in the present embodiment, passes through optical-fiber connection data center
The optical splitter of optical line terminal.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change
Into etc., it should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of intelligent gateway based on all-optical network transmission, which is characterized in that including master controller, Ethernet switch, light
Electric transducer, uplink port and for the master controller, Ethernet switch, photoelectric converter, uplink port provide work electricity
The power supervisor of pressure；Wherein: the Ethernet switch input terminal is connect with the master controller output end signal, it is described with
Too network switch output end is connected to the uplink port through the photovoltaic converter: when work, the Ethernet switch is adopted
Collection data simultaneously export electric signal, and the electric signal that the Ethernet switch exports is converted to optical signal simultaneously by the photoelectric converter
The uplink port is sent to transmit.
2. the intelligent gateway as described in claim 1 based on all-optical network transmission, which is characterized in that further include multiple Ethernets
Interface, serial line interface, WIFI/ blue tooth interface, USB interface, analog input interface, digital signal input interface, and/or number
Word signal output interface, to acquire various protocols data；Wherein, the serial line interface, WIFI/ blue tooth interface, USB interface, mould
Quasi- signal input interface, digital signal input interface, and/or digital signal output interface with the master controller input terminal phase
Even, collected data are transferred to the master controller；The Ethernet interface and the Ethernet switch input terminal
And/or master controller input terminal is connected, to transfer data to the too network switch and/or master controller.
3. the intelligent gateway as claimed in claim 2 based on all-optical network transmission, which is characterized in that it further include coprocessor,
The analog input interface, digital signal input interface, and/or digital signal output interface are connected through the coprocessor
To the master controller, the output of the analog input interface, digital signal input interface, and/or digital signal is connect
The data of mouth acquisition are transmitted to the master controller.
4. the intelligent gateway as claimed in claim 3 based on all-optical network transmission, which is characterized in that the coprocessor is
FPGA。
5. the intelligent gateway as claimed in claim 3 based on all-optical network transmission, which is characterized in that further include photoelectric coupling
Device, the digital signal input interface, and/or digital signal output interface are connected to the association through the photoelectrical coupler and handle
Device.
6. the intelligent gateway as claimed in claim 2 based on all-optical network transmission, which is characterized in that the serial line interface includes
Mutually independent RS232 serial ports and RS485 serial ports.
7. the intelligent gateway as claimed in claim 2 based on all-optical network transmission, which is characterized in that further include that USB turns network interface
Device, the Ethernet interface turn network interface device through the USB and are connected to the master controller.
8. the intelligent gateway as claimed in claim 2 based on all-optical network transmission, which is characterized in that the serial line interface, mould
Anti-surging is equipped between quasi- signal input interface, digital signal input interface, and/or digital signal output interface and industrial equipment
Protect circuit and/or photoelectric isolation module.
9. the intelligent gateway as described in claim 1 based on all-optical network transmission, which is characterized in that it further include memory, institute
Memory is stated to connect with the Ethernet switch signal.
10. the intelligent gateway as described in claim 1 based on all-optical network transmission, which is characterized in that the power supervisor
Mutually independent operating voltage is provided for the master controller, Ethernet switch, photoelectric converter, uplink port.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111147364A (en) * | 2019-12-18 | 2020-05-12 | 广东顺畅科技有限公司 | Intelligent gateway that many interfaces fuse |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111147364A (en) * | 2019-12-18 | 2020-05-12 | 广东顺畅科技有限公司 | Intelligent gateway that many interfaces fuse |
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