CN104735171B - The method and its system of long-range programmable logic control implementations are accessed using dynamic domain name - Google Patents
The method and its system of long-range programmable logic control implementations are accessed using dynamic domain name Download PDFInfo
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- CN104735171B CN104735171B CN201310698412.2A CN201310698412A CN104735171B CN 104735171 B CN104735171 B CN 104735171B CN 201310698412 A CN201310698412 A CN 201310698412A CN 104735171 B CN104735171 B CN 104735171B
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- 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
- H04L61/50—Address allocation
- H04L61/5076—Update or notification mechanisms, e.g. DynDNS
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Abstract
The present invention relates to a kind of method and its control system accessing long-range programmable logic control implementations using dynamic domain name, this method includes that programmable logic control implementations are attached to router；The server name of dynamic domain name server, connection network address and port numbers are set to router so that router is attached to dynamic domain name server；According to the connection network address of dynamic domain name server, electronic device is attached to router；And the remote operation software of electronic device controls programmable logic control implementations through router.Electronic equipment is not necessarily to know in advance that the IP address of control device can control device described in successful access in this way.
Description
Technical field
The present invention relates to a kind of methods accessing long-range programmable logic control implementations using dynamic domain name, especially relate to
A kind of and method using cable network or the long-range programmable logic control implementations of wireless network access.
Background technology
Internet (Internet) is a kind of tool being widely used in network communication and data transmission at present, especially
The application of local area network (Local Area Network, LAN) and Wide Area Network (Wide Area Network, WAN), because
Internet have can effectively using shared resource, be easily reconfigured and safeguard, provide between more manufacturers and system
Compatible and of low cost advantage, while can reach the biography of megabit/(Mb/s) per second or even kilomegabit/(Gb/s) per second
Defeated speed, therefore it is highly suitable to be applied for long-range (remote) operation or computer and the branch of computer and intercomputer
Hold the long-range behaviour of the programmable logic control implementations (Programmable Logic Controller, PLC device) of internet
Make.
PLC device is a kind of digital electronic device with microprocessor, inside the number containing automation control patrol
Controller is collected, control instruction can be at any time loaded into storage in memory and is executed, there is versatile, easy to use, adaptive surface
Extensively, the advantages that reliability is high and strong antijamming capability, is usually applied to control the machines such as industrial equipment or household electrical appliances, and makes this
A little machines can accurately be operated according to the logical order in PLC device.
At present there are many that can support the PLC device of internet, for theory, user can penetrate net on the market
Network remote operation PLC device although this is a kind of economic and feasible method, but still needs to overcome to control corresponding household electrical appliances
At least three problems.First, according to internet communication protocol (Transmission Control Protocol/Internet
Protocol, TCP/IP) under specification, if using dynamic Internet Protocol address (Internet Protocol Address,
IP address), different IP address can be all generated through the PLC device of network connections every time, but user is on the remote computer
The network address for being not aware that the IP address variation of PLC device and causing user that can not accurately be directed toward PLC device to be linked；The
Two, user there is no such as fire wall, anti-virus software or protects its peace through the PLC device of network connections with password encryption
Quan Xing, that is to say, that PLC device is easy to utilize network intrusions by other users and controls its operating rights；Third, user must profits
With computer, could link with PLC device through the mode of network, so in the environment of no computer, user will be unable to
Control PLC equipment.Above-mentioned 3 points can limit using network connections PLC device to operate the application of the correlation technique of household electrical appliances equipment
Property.
Invention content
One aspect of the present invention provides and a kind of accessing long-range programmable logic control implementations using dynamic domain name
Method.
According to one embodiment of present invention, a kind of to access long-range programmable logic control implementations using dynamic domain name
Method, the method includes：The control device is attached to a router；By a server name of a dynamic domain name server
Claim, a connection network address and one end slogan are set to the router so that the router is attached to the dynamic domain name service
Device；According to the connection network address of the dynamic domain name server, an electronic device is attached to the router；And it is described
One remote operation software of electronic device controls the control device through the router.Electronic equipment without knowing in advance in this way
The IP address for knowing control device can successful access and then the control programmable logic control implementations.
According to a preferred embodiment of the present invention, the above method further includes that the electronic device penetrates the dynamic domain name
The connection network address of server, asks the router to be established online；The router provides an internet protocol address to institute
State electronic device；And the electronic device is attached to the router using the internet protocol address.In this way, the electronics
Device can be attached by the IP address and the router.
According to a further advantageous embodiment of the invention, the above method further includes the remote operation of the electronic device
The user password that software verification is transmitted from the router；If the wherein described user password is proved to be successful, the electronics dress
It sets and is attached to the router using the internet protocol address.In this way, could only lead to by the legal electronic equipment authorized
Cross control device described in router access.
According to a further advantageous embodiment of the invention, the above method further includes the remote operation of the electronic device
Software generates a random digit identifying code；The random digit identifying code is transmitted to by the electronic device through the router
The control device；The control device verifies the random digit identifying code；And if random digit identifying code verification
Successful, then the control device allows the electronic device to control the control device.In this way, control device can also be to electronics
Device is proved, is authorized, and only by the electronic device of demonstration ability access control apparatus, further ensures safety.
According to a further advantageous embodiment of the invention, the above method further includes the remote operation of the electronic device
Software is to control the control device according to a Hypertext Transport Protocol (HyperText Transfer Protocol, HTTP),
Preferably, can use HyperText Transfer security protocol (HyperText Transfer Protocol Secure,
HTTPS)。
According to a further advantageous embodiment of the invention, it is to penetrate a wireless network that the above method, which further includes the electronic device,
Network or a cable network are attached to the router.
Another aspect of the present invention provides a kind of tele-control system, including：One router；One programmable is patrolled
Control device is collected, the router is linked to；One dynamic domain name server, to by a server name, one connection network address with
And one end slogan is set to the router so that the router is attached to the dynamic domain name server；And one electronics dress
It sets, to be attached to the router according to the connection network address of the dynamic domain name server, the electronic device includes
One remote operation software, to control the programmable logic control implementations through the router.It is by the control
System, the electronic device may have access to the control device in the case of IP address without obtaining control device.
Preferably, the electronic device is a calculator or a smart mobile phone.In addition, the control device can connect it is more
A electrical equipment being controlled by it.
Description of the drawings
Fig. 1 is the remote control system network Organization Chart of one embodiment according to the present invention.
Fig. 2 is that a kind of of one embodiment according to the present invention accesses long-range programmable logic control using dynamic domain name
The method flow diagram of equipment.
Wherein, the reference numerals are as follows：
100：Tele-control system
101：Dynamic domain name server
102：The Internet network
103：Router
104：Programmable logic control implementations, i.e. PLC device
105：Electrical equipment
106：Electronic device
110-113:Step
Specific implementation mode
To make the present invention more aobvious and understandable, hereafter tele-control system under this invention, special for embodiment cooperation institute attached drawing
The embodiment for elaborating, but providing not is to limit the range that the present invention is covered.
Fig. 1 is the schematic diagram according to the network architecture 100 of the tele-control system of one embodiment of the present of invention.In Fig. 1,
The network architecture 100 of tele-control system includes router 103, the Internet network 102 is linked to, to generate corresponding internet
Protocol address (internet protocol address, IP address)；PLC device 104, one end be linked to router 103 and
The other end is linked to electrical equipment 105；Dynamic domain name server 101, is linked to the Internet network 102, and by server name, even
Netting location and port numbers are set to router 103 so that router 103 is directed to dynamic domain name service through the Internet network 102
Device 101；And electronic device 106, to be attached to router 103, electronics dress according to the connection network address of dynamic domain name server 101
It includes remote operation software to set in 106, and to be accessed through router 103, control electric appliance is set control PLC equipment 104 in turn
Standby 105.In Fig. 1, electronic device 106 can be calculator or smart mobile phone with networking function, with wired or wireless
Transmission mode links through the Internet network 102 and dynamic domain name server 101 and router 103.
Fig. 2 is the stream according to the method for accessing remote PLC equipment 104 using dynamic domain name of one embodiment of the present of invention
Cheng Tu.Include using the method that dynamic domain name accesses remote PLC equipment 104：
Step 110:PLC device 104 is attached to router 103；
Step 111:The server name of dynamic domain name server 101, connection network address and port numbers are set to routing
Device 103 by router 103 to be attached to dynamic domain name server 101；
Step 112:According to the connection network address of dynamic domain name server 101, electronic device 106 is attached to router 103；
Step 113:The remote operation software of electronic device 106 is through the access of router 103, control PLC equipment 104.
Details are as follows by above-mentioned steps 110-113 combined with Figure 1 and Figure 2,.First, according to step 110 by desired remote control
PLC device 104 is attached on router 103, and router 103 is connected to domain names server 101.Domain names server
101 can apply obtaining from ISP, can be the dynamic domain name of free dynamic domain name server or payment
Server, difference are only the network connections speed of server and the difference of network bandwidth.Assuming that dynamic domain name server 101
It has been be applied that, ISP will provide server name, connection network address and the end of dynamic domain name server 101
Slogan to access, to access, using dynamic domain name server 101.Next, in step 111, by above-mentioned dynamic domain name service
Server name, connection network address and the port numbers of device 101 are set on the router 103 linked with PLC device 104, so
As soon as router 103 can be directed toward above-mentioned dynamic domain name server 101 through the Internet network 102.In addition, in router 103
User password can be set to increase transmission security.In step 112, the connection network address of dynamic domain name server 101 is set
Into electronic device 106, it is preferable that be set in the remote operation software in electronic device 106, electronic device 106 can be tool
There are the personal calculator or smart mobile phone of networking function, the remote operation software in such electronic device 106 can utilize dynamic
Connection network address in name server 101 connects the Internet network 102 in a manner of wired or wireless network, and by electronic device
106 are connected to the router 103 under dynamic domain name server 101.
It is established via above-mentioned steps 110,111 and 112 and via the remote operation software certification in electronic device 106 remote
When Cheng Lianji, remote operation software in electronic device 106 can first penetrate the connection network address of dynamic domain name server 101 according to because
Spy nets formulated Hypertext Transport Protocol (HyperText Transfer Protocol, HTTP) and is attached to dynamic domain name clothes
It is engaged on device 101, and it is online to ask router 103 to be established.Preferably, HyperText Transfer security protocol can also be used
(HyperText Transfer Protocol Secure, HTTPS), connects safer in this way.Router 103 receives online ask
After asking, it will thus provide corresponding internet protocol address electron device 106, electronic device 106 utilize provided Internet protocol
Address is attached to router 103.Preferably, the remote operation software of electronic device 106 will also be verified is transmitted by router 103
User password, if user password is proved to be successful, the electronic device 106 is attached to the road using the internet protocol address
By device.It is highly preferred that the remote operation software in electronic device 106 can also generate a random digit identifying code, the random digit
Identifying code, which will send out from electronic device 106 and is transmitted to through router 103, is linked to the PLC device 104 of router 103
On, PLC device 104 verifies the random digit identifying code immediately.If random digit identifying code is proved to be successful, PLC device 104 will be according to
According to step 113, electronic device 106 is allowed to access, control PLC equipment 104, at this point, the remote operation software in electronic device 106
Directly PLC device 104 can manipulate and then control electrical equipment 105；Otherwise, PLC device 104 would not allow for electronics to fill
Set 106 control PLC equipment 104.In this way, can guarantee the 106 ability control PLC equipment 104 of electronic device only authorized, effectively really
The safety of PLC control system is protected.In addition, the above-mentioned method for accessing remote PLC equipment 104 using dynamic domain name, electronics
Remote operation software in device 106 is equally applicable for being attached at the operation of multiple electrical equipments 105 under PLC device 104, also
When being intended to different electrical equipment operations, it need not network again to each electrical equipment again and execute step 110 and arrive
113.For example, in domestic applications, a PLC device 104 controls multiple electrical equipments 105, at this moment, as long as user passes through electricity
Sub-device 106 is once connected, is verified, you can control multiple domestic electric appliances of family, such control process for
It is not only safe but also succinct for user, it is very friendly.
In conclusion in the method for accessing remote PLC equipment 104 using dynamic domain name of the present invention, as remote operation PLC
When equipment 104, due to being to ask corresponding internet association to router 103 through the connection network address in dynamic domain name server 101
Address is discussed, recycles the remote operation software in electronic device 106 online according to internet protocol address and router 103, therefore
The connection network address that need to be only inputted through remote operation software in dynamic domain name server 101 can be without input router 103
Internet protocol address；Furthermore it is close using user in the method for the invention for accessing remote PLC equipment 104 using dynamic domain name
The safety of code and random digit identifying code protection remote connection is entered by other users using network with reducing PLC device 104
Invade and control the probability of its operating rights；In addition, the method for accessing remote PLC equipment 104 using dynamic domain name of the present invention can answer
For being not only restricted to the personal calculator with networking function in the remote operation software in smart mobile phone, therefore, the present invention
Application range include cable network and wireless network (Wi-Fi, 3G, 4G ...) therefore can reach user can remotely grasp whenever and wherever possible
Make the purpose of PLC device 104.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of method accessing long-range programmable logic control implementations using dynamic domain name, which is characterized in that the method
Including：
The control device is attached to a router；
By a server name of a dynamic domain name server, one connection network address and one end slogan be set to the router with
The router is attached to the dynamic domain name server；
According to the connection network address of the dynamic domain name server, an electronic device is attached to the router；And
One remote operation software of the electronic device controls the control device through the router；
The method further includes：
The electronic device penetrates the connection network address of the dynamic domain name server, asks the router to be established online；
The router provides an internet protocol address to electronic device described in s；And the electronic device utilizes the Internet protocol
Address is attached to the router；
The user password that the remote operation software verification of the electronic device is transmitted from the router；If wherein described
User password is proved to be successful, then the electronic device is attached to the router using the internet protocol address；
The remote operation software of the electronic device generates a random digit identifying code；The electronic device will be described random
Digital verification code is transmitted to the control device through the router；The control device verifies the random digit verification
Code；And if the random digit identifying code is proved to be successful, the control device permission electronic device control control
Control equipment；
The wherein described electronic device is a calculator or a smart mobile phone.
2. the method as described in claim 1, which is characterized in that the remote operation software of the electronic device is according to one
Hypertext Transport Protocol controls the control device.
3. method as described in claim 1, which is characterized in that the electronic device is wired through a wireless network or one
Network connections are to the router.
4. a kind of tele-control system, which is characterized in that the tele-control system includes：
One router；
One programmable logic control implementations, are linked to the router；
One dynamic domain name server, a server name, a connection network address and one end slogan are set to the routing
Device by the router to be attached to the dynamic domain name server；And
One electronic device, it is described to be attached to the router according to the connection network address of the dynamic domain name server
Electronic device includes a remote operation software, to control the programmable logic control implementations through the router；
The electronic device penetrates the connection network address of the dynamic domain name server, asks the router to be established online；
The router provides an internet protocol address to the electronic device；And the electronic device is using the Internet protocol
Location is attached to the router；
The user password that the remote operation software verification of the electronic device is transmitted from the router；If wherein described
User password is proved to be successful, then the electronic device is attached to the router using the internet protocol address；The electronics
The remote operation software of device generates a random digit identifying code；
The random digit identifying code is transmitted to the control device by the electronic device through the router；The control
Random digit identifying code described in device authentication；And if the random digit identifying code is proved to be successful, the control device permit
Perhaps the described electronic device controls the control device；
The wherein described electronic device is a calculator or a smart mobile phone.
5. tele-control system as claimed in claim 4, which is characterized in that further include a plurality of electrical equipments, be linked to institute
State programmable logic control implementations.
6. tele-control system as claimed in claim 4, which is characterized in that the wherein described router has an Internet Protocol
Address.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310698412.2A CN104735171B (en) | 2013-12-18 | 2013-12-18 | The method and its system of long-range programmable logic control implementations are accessed using dynamic domain name |
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| CN201310698412.2A CN104735171B (en) | 2013-12-18 | 2013-12-18 | The method and its system of long-range programmable logic control implementations are accessed using dynamic domain name |
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| CN104735171A CN104735171A (en) | 2015-06-24 |
| CN104735171B true CN104735171B (en) | 2018-08-10 |
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| CN107172227B (en) * | 2017-05-19 | 2020-01-31 | 福建星网智慧科技股份有限公司 | method and system based on multi-uplink equipment access |
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| CN102130947A (en) * | 2011-01-30 | 2011-07-20 | 深圳市赛远自动化系统有限公司 | Remote monitored maintenance method and system based on 3G and cloud computing technology |
| CN102346461A (en) * | 2011-06-02 | 2012-02-08 | 陕西盛田能源服务有限公司 | Remote visual intelligent control system and method for multi-heat source system of remote visual control system (RVCS) |
| CN203232317U (en) * | 2013-05-15 | 2013-10-09 | 无锡商业职业技术学院 | Internet-based internet remote monitoring system |
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2013
- 2013-12-18 CN CN201310698412.2A patent/CN104735171B/en not_active Expired - Fee Related
Patent Citations (7)
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|---|---|---|---|---|
| CN1665190A (en) * | 2004-03-02 | 2005-09-07 | 泰发科技股份有限公司 | Method for accessing apparatus connected to LAN by remote instrument |
| CN1725255A (en) * | 2004-07-19 | 2006-01-25 | 松下电器产业株式会社 | Method and system for controlling indoor device from outdoor |
| CN201000575Y (en) * | 2006-12-29 | 2008-01-02 | 靳洪升 | Intelligent home and safety remote monitoring control automated apparatus |
| CN101741860A (en) * | 2009-11-27 | 2010-06-16 | 华中科技大学 | Computer remote security control method |
| CN102130947A (en) * | 2011-01-30 | 2011-07-20 | 深圳市赛远自动化系统有限公司 | Remote monitored maintenance method and system based on 3G and cloud computing technology |
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