CN108881004A - A kind of Industrial Ethernet IP address conversion gateway - Google Patents
A kind of Industrial Ethernet IP address conversion gateway Download PDFInfo
- Publication number
- CN108881004A CN108881004A CN201810995530.2A CN201810995530A CN108881004A CN 108881004 A CN108881004 A CN 108881004A CN 201810995530 A CN201810995530 A CN 201810995530A CN 108881004 A CN108881004 A CN 108881004A
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- interface
- esd protection
- ether net
- net unit
- protection location
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 17
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 66
- 101100048435 Caenorhabditis elegans unc-18 gene Proteins 0.000 claims abstract description 26
- 238000012545 processing Methods 0.000 claims description 4
- 238000013507 mapping Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000006855 networking Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 101100172132 Mus musculus Eif3a gene Proteins 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/09—Mapping addresses
- H04L61/25—Mapping addresses of the same type
- H04L61/2503—Translation of Internet protocol [IP] addresses
Abstract
The invention discloses a kind of Industrial Ethernet IP address conversion gateways,Including shell,Hull outside is equipped with power supply terminal,Power supply terminal is connect by the power supply antisurge unit of enclosure interior with power-supply system,Power-supply system respectively with LAN1 ether net unit,LAN2 ether net unit and arm processor connection,LAN1 ether net unit,LAN2 ether net unit is connect with arm processor,LAN1 ether net unit respectively with the first RJ45 interface,The connection of 2nd RJ45 interface,LAN2 ether net unit is connect with the 3rd RJ45 interface,First RJ45 interface connects the first ESD protection location,2nd RJ45 interface connects the 2nd ESD protection location,3rd RJ45 interface connects the 3rd ESD protection location,First ESD protection location,2nd ESD protection location is connected to double 5R45 bases,2nd ESD protection location is connect with list RJ45 base.Beneficial effects of the present invention：It using independent LAN1 and LAN2 ether net unit independent operating, is forwarded by specified transport layer, realizes the mapping of IP to the LAN2 mouth of LAN1 institute attached device, it is safe and efficient.
Description
Technical field
The present invention relates to a kind of Industrial Ethernet NAT transfer gateways, relate in particular to a kind of Industrial Ethernet IP address
Transfer gateway.
Background technique
As country proposes the strategic objective of industry manufacture 2025, Industrial Equipment Networking has become the common of each manufacturer
Consciousness, and industry spot networking best mode without suspected of Industrial Ethernet, industrial Ethernet technology has become mainstream at present
One of networking technology, standard IEEE802.3；Industrial Ethernet has the advantage that for industrial field control：（1）
Installation wiring is convenient；（2）Modularization；（3）It is easy to diagnose；（4）Self construction；（5）Facilitate business administration.Since networking bring
Advantage is so more, then the factory automation of a new round will certainly be brought to reform, facility informationization networking will be helped as future
One effective strong injection of power industry manufacture 2025.
Industrial field device is often diversified, and various equipment require network management, there is new equipment and old equipment, right
In new equipment, IP address can largely be modified, but there are a specified requirement of IP in some manufacturers, and the IP in new equipment system
Again incompatible with specified requirement, this distich net brings puzzlement to a certain extent；And the IP address of old equipment often network interface
It can not modify, thus cannot achieve IP address unification and be managed to phase same network segment.
Many persons at this stage have selected the mode of router NAT address conversion, and which is based on the net in osi model
The forwarding of network layers, implementation is relatively simple, and most of routers are completed using configuration NAT mapping table, and the conversion of NAT is necessary
Specified routed port, limited, network security that there are address routing tables under this mode, single port routing is low with transfer efficiency asks
Topic.
Summary of the invention
For the problems in the relevant technologies, the present invention proposes a kind of Industrial Ethernet IP address conversion gateway, has efficiently
Forward efficiency and high security the characteristics of.
In order to achieve the above technical purposes, the technical scheme is that it is such：
A kind of Industrial Ethernet IP address conversion gateway, including shell, the hull outside are equipped with power supply terminal, double RJ45 bases
And list RJ45 base, the power supply terminal are connect by the power supply antisurge unit of enclosure interior with power-supply system, the power supply
System is connect with LAN1 ether net unit, LAN2 ether net unit and arm processor respectively, the LAN1 ether net unit,
LAN2 ether net unit is connect with arm processor, the LAN1 ether net unit respectively with the first RJ45 interface, the 2nd RJ45
Interface connection, the LAN2 ether net unit are connect with the 3rd RJ45 interface, and the first RJ45 interface connects the first ESD protection
Unit, the 2nd RJ45 interface connect the 2nd ESD protection location, and the 3rd RJ45 interface connects the 3rd ESD protection location,
The first ESD protection location, the 2nd ESD protection location are connected to double 5R45 bases, the 2nd ESD protection location and list
The connection of RJ45 base.
Further, the power supply antisurge unit is high-performance TVS protection against lightning strikes chip.
Further, the input voltage of the power-supply system is 24VDC direct current, is exported as two kinds of electricity of 5VDC and 3.3VDC
Pressure.
Further, the LAN1 Ethernet unit is to have Switchs exchange chip, the LAN2 ether net unit
Chip is controlled for high-performance Ethernet link transmit-receive.
Further, the arm processor is STM32 microprocessor.
Further, the first RJ45 interface, the 2nd RJ45 interface and the 3rd RJ45 interface are integrated network transformer
RJ45 interface module.
Further, the first ESD protection location, the 2nd ESD protection location and the 2nd ESD protection location are high property
It can ESD anti-static electrictity release protection chip.
Beneficial effects of the present invention：Using independent LAN1 and LAN2 ether net unit independent operating, it ensure that two first
Safety between a network is forwarded by specified transport layer, realizes the mapping of IP to the LAN2 mouth of LAN1 institute attached device, tool
Standby efficient forward efficiency and high security, meet the demand of industrial on-site network isolation and NAT address conversion.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of structural block diagram of Industrial Ethernet IP address conversion gateway according to embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected
Range.
As shown in Figure 1, a kind of Industrial Ethernet IP address conversion gateway, including shell, the hull outside are equipped with power supply
Terminal, double RJ45 bases and list RJ45 base, power supply antisurge unit and power supply system of the power supply terminal by enclosure interior
System connection, the power-supply system is connect with LAN1 ether net unit, LAN2 ether net unit and arm processor respectively, described
LAN1 ether net unit, LAN2 ether net unit are connect with arm processor, and the LAN1 ether net unit is respectively with first
RJ45 interface, the connection of the 2nd RJ45 interface, the LAN2 ether net unit are connect with the 3rd RJ45 interface, and the first RJ45 connects
Mouth the first ESD protection location of connection, the 2nd RJ45 interface connect the 2nd ESD protection location, and the 3rd RJ45 interface connects
Connecing the 3rd ESD protection location, the first ESD protection location, the 2nd ESD protection location are connected to double 5R45 bases, and described the
Two ESD protection locations are connect with list RJ45 base.
In the present embodiment, the power supply antisurge unit is high-performance TVS protection against lightning strikes chip.
In the present embodiment, the input voltage of the power-supply system is 24VDC direct current, is exported as 5VDC and 3.3VDC two
Kind of voltage, wherein 5VDC power supply is converted by 24V is efficient by switching mode MOS, then by two groups of LDO chips, by 5VDC
Double 3.3VDC power supplys are depressured out, supply electricity to LAN1 and LAN2 ether net unit respectively.
In the present embodiment, the LAN1 Ethernet unit is to have Switchs exchange chip, the LAN2 Ethernet
Unit is that high-performance Ethernet link transmit-receive controls chip.
In the present embodiment, the arm processor is STM32 microprocessor.
In the present embodiment, the first RJ45 interface, the 2nd RJ45 interface and the 3rd RJ45 interface are integrated network change
The RJ45 interface module of depressor.
In the present embodiment, the first ESD protection location, the 2nd ESD protection location and the 2nd ESD protection location are
High-performance ESD anti-static electrictity release protects chip.
In the present embodiment, the shell is made of black environment-friendly materials, perfect heat-dissipating, is additionally provided with column above shell
Grid-type radiator structure further enhances whole heat dissipation effect.
Network port LAN1 is a dual-port RJ45, has switch function；Network port LAN2 is a single port
RJ45 has independent ethernet feature.LAN1 is connected with the network equipment（Such as PLC, lathe）, network is set at LAN2 mouthfuls
It is standby to map out a completely new IP address.
Inside modules use high-performance arm processor, run the soft protocol stack based on BSD standard, are capable of the processing of high speed
Unicast, multicast and the broadcasting packet packet of Ethernet.LAN1 and LAN2 Ethernet building unit based on IEEE802.3 standard with
Too net communication processing unit, is functionally physical layer and MAC layer based on osi model, can correctly realize CSMA/CD access and
The control of MAC link；LAN1 ether net unit has functionality of vlan, can be exchanged into two independent RJ45 interfaces, i.e., and first
RJ45 interface and the 2nd RJ45 interface, the two interfaces can realize data exchanging function in data link layer, be equivalent to exchange
Machine interface；LAN2 ether net unit independently goes out the RJ45 interface of a standard, i.e. the 3rd RJ45 interface, which can access independent
Local network LAN in, realize data communication facility.
After module powers on, arm processor initializes LAN1 and LAN2 ether net unit, can be normally carried out Ethernet
Data packet processing；According to initial configuration, the connected ethernet device of LAN1 unit can be subjected to IP mapping；The mapping will be
LAN2 mouthfuls map out a completely new IP address, i.e., are re-converted into the connected ethernet device IP address of original LAN1 unit
One new IP address.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of Industrial Ethernet IP address conversion gateway, which is characterized in that including shell, the hull outside is equipped with feeder ear
Sub, double RJ45 bases and list RJ45 base, the power supply terminal pass through the power supply antisurge unit and power-supply system of enclosure interior
Connection, the power-supply system are connect with LAN1 ether net unit, LAN2 ether net unit and arm processor respectively, the LAN1
Ether net unit, LAN2 ether net unit are connect with arm processor, and the LAN1 ether net unit connects with the first RJ45 respectively
Mouth, the connection of the 2nd RJ45 interface, the LAN2 ether net unit are connect with the 3rd RJ45 interface, the first RJ45 interface connection
First ESD protection location, the 2nd RJ45 interface connect the 2nd ESD protection location, and the 3rd RJ45 interface connects third
ESD protection location, the first ESD protection location, the 2nd ESD protection location are connected to double 5R45 bases, and the 2nd ESD is protected
Shield unit is connect with list RJ45 base.
2. a kind of Industrial Ethernet IP address conversion gateway according to claim 1, which is characterized in that the anti-wave of power supply
Gushing unit is high-performance TVS protection against lightning strikes chip.
3. a kind of Industrial Ethernet IP address conversion gateway according to claim 1, which is characterized in that the power-supply system
Input voltage be 24VDC direct current, export as two kinds of voltages of 5VDC and 3.3VDC.
4. a kind of Industrial Ethernet IP address conversion gateway according to claim 1, which is characterized in that the LAN1 ether
Net unit is to have Switchs exchange chip, and the LAN2 ether net unit is the control of high-performance Ethernet link transmit-receive
Chip.
5. a kind of Industrial Ethernet IP address conversion gateway according to claim 1, which is characterized in that the ARM processing
Device is STM32 microprocessor.
6. a kind of Industrial Ethernet IP address conversion gateway according to claim 1, which is characterized in that the first RJ45
Interface, the 2nd RJ45 interface and the 3rd RJ45 interface are the RJ45 interface module of integrated network transformer.
7. a kind of Industrial Ethernet IP address conversion gateway according to claim 1, which is characterized in that the first ESD
Protection location, the 2nd ESD protection location and the 2nd ESD protection location are high-performance ESD anti-static electrictity release protection chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810995530.2A CN108881004A (en) | 2018-08-29 | 2018-08-29 | A kind of Industrial Ethernet IP address conversion gateway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810995530.2A CN108881004A (en) | 2018-08-29 | 2018-08-29 | A kind of Industrial Ethernet IP address conversion gateway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108881004A true CN108881004A (en) | 2018-11-23 |
Family
ID=64322471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810995530.2A Withdrawn CN108881004A (en) | 2018-08-29 | 2018-08-29 | A kind of Industrial Ethernet IP address conversion gateway |
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| Country | Link |
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| CN (1) | CN108881004A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114598572A (en) * | 2022-03-28 | 2022-06-07 | 洛阳萃泽信息科技有限公司 | Method for machine tool networking and industrial gateway |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030084112A1 (en) * | 2001-04-02 | 2003-05-01 | Curray Timothy G. | Ethernet communications for power monitoring system |
| CN201163781Y (en) * | 2007-12-28 | 2008-12-10 | 上海自动化仪表股份有限公司 | Industrial Ethernet switchboard based on DRP protocol |
| CN101325650A (en) * | 2007-06-11 | 2008-12-17 | 青岛海信电器股份有限公司 | Sound-video receiving equipment capable of being compatible (with) a plurality of access modes |
| CN101729453A (en) * | 2009-11-12 | 2010-06-09 | 中环天仪股份有限公司 | EPA bus and MODBUS bus conversion adapter |
| CN208656796U (en) * | 2018-08-29 | 2019-03-26 | 无锡小湖科技有限公司 | A kind of Industrial Ethernet IP address conversion gateway |
-
2018
- 2018-08-29 CN CN201810995530.2A patent/CN108881004A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030084112A1 (en) * | 2001-04-02 | 2003-05-01 | Curray Timothy G. | Ethernet communications for power monitoring system |
| CN101325650A (en) * | 2007-06-11 | 2008-12-17 | 青岛海信电器股份有限公司 | Sound-video receiving equipment capable of being compatible (with) a plurality of access modes |
| CN201163781Y (en) * | 2007-12-28 | 2008-12-10 | 上海自动化仪表股份有限公司 | Industrial Ethernet switchboard based on DRP protocol |
| CN101729453A (en) * | 2009-11-12 | 2010-06-09 | 中环天仪股份有限公司 | EPA bus and MODBUS bus conversion adapter |
| CN208656796U (en) * | 2018-08-29 | 2019-03-26 | 无锡小湖科技有限公司 | A kind of Industrial Ethernet IP address conversion gateway |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114598572A (en) * | 2022-03-28 | 2022-06-07 | 洛阳萃泽信息科技有限公司 | Method for machine tool networking and industrial gateway |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181123 |
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| WW01 | Invention patent application withdrawn after publication |