CN103457645A - Method for maintaining industrial device on posts through Bluetooth wireless technology - Google Patents
Method for maintaining industrial device on posts through Bluetooth wireless technology Download PDFInfo
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- CN103457645A CN103457645A CN2013103689257A CN201310368925A CN103457645A CN 103457645 A CN103457645 A CN 103457645A CN 2013103689257 A CN2013103689257 A CN 2013103689257A CN 201310368925 A CN201310368925 A CN 201310368925A CN 103457645 A CN103457645 A CN 103457645A
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Abstract
The invention provides a method for maintaining an industrial device on posts through the Bluetooth wireless technology. The method comprises the following steps that the industrial device on the posts defaults starting of the Bluetooth function and is in a monitored state, notebook computers start the Bluetooth function to search for the Bluetooth of the industrial device on the posts, an identifying code is input, the industrial device on posts identifies the identifying code for pairing, after identification succeeds, the notebook computers and the industrial device on posts respectively set up a Bluetooth virtual network interface card, the Bluetooth virtual network interface cards are connected, the industrial device on posts allocates IP addresses for the notebook computers, a Bluetooth wireless local area network is set up between the notebook computers and the industrial device on posts, and the notebook computers carry out maintenance, routing inspection and upgrade on the industrial device on posts through the Bluetooth wireless local area network. According to the method, the Bluetooth wireless local area network between the notebook computers and the industrial device on posts is set up, technicians can finish trouble shooting, maintenance and upgrade of the industrial device on posts without standing on the columns, and personal safety is guaranteed.
Description
Technical field
The present invention is applicable to data communication field, relates to a kind of method of carrying out industrial equipment maintenance on post by blue tooth wireless technology.
Background technology
Due to environmental limitations, industrial control field equipment generally is deployed in comparatively in rugged environment, and more common have high dispose (such as the common intelligent distribution terminal equipment) of frame.Can cause like this difficulty of plant maintenance very large, need the engineering attendant to be safeguarded by the high device of frame, maintenance difficulties is very large, simultaneously also very dangerous.In order to solve the maintenance problems of equipment on these posts, need a kind of conveniently mode to be safeguarded, also can guarantee engineering attendant's personal safety simultaneously.
Bluetooth (Bluetooth) is the technical standard in the common near radio digital communication proposed of in May, 1998 by Toshiba, Ericsson, IBM, Intel and Nokia.It utilizes short-range wireless link to replace private cable, not only removes the trouble connected each other from, and is convenient to people in indoor or outdoor flow operation.Be with a wide range of applications, just be subject to the extensive concern of global all circles.
If can utilize bluetooth to set up on wireless network mode coupled columns industrial control equipment is safeguarded, is patrolled and examined and the operation such as upgrading, good exploitativeness will be arranged, provide convenience for the outdoor equipment adjustment and installation, and exempt equipment and closely debugged, guaranteed personal safety, this is very significant.
Summary of the invention
For addressing the above problem, the present invention proposes a kind of method of carrying out industrial equipment maintenance on post by blue tooth wireless technology, comprise following steps:
The default unlatching Bluetooth function of industrial equipment in listening state on step 1. post;
Step 2. notebook computer is opened the bluetooth of industrial equipment on Bluetooth function search post;
Step 3. notebook computer input pairing code, on post, industrial equipment is verified this pairing code;
Step 4. pairing code is proved to be successful on rear notebook computer and post that industrial equipment all creates a Bluetooth virtual network interface card and in connection status;
On step 5. post, industrial equipment is notebook computer distributing IP address, sets up the blue teeth wireless local area network (LAN) between the two;
Safeguard, patrol and examine by industrial equipment on blue teeth wireless local area network (LAN) coupled columns between step 6. notebook computer and the operation such as upgrading.
In described step 4, on post, industrial equipment and notebook computer are embodied as the Bluetooth virtual network interface card to bluetooth module by driver.
Said method adopts BNEP based on Bluetooth technology to build the blue teeth wireless local area network (LAN) between industrial control equipment and notebook computer on post.
In the present invention, on post, industrial equipment and notebook computer are embodied as the Bluetooth virtual network interface card to bluetooth module by driver, between is set up WLAN (wireless local area network), utilize this WLAN (wireless local area network) engineers and technicians can under post, complete the work such as malfunction elimination, maintenance and upgrading of industrial equipment on coupled columns, the maintainability of industrial equipment on the post is provided greatly, personnel do not need upper prop to carry out plant maintenance, have guaranteed personal safety.
The accompanying drawing explanation
The blue tooth radio network protocol hierarchy figure that Fig. 1 is industrial equipment and notebook computer on post.
Fig. 2 is industrial equipment workflow diagram on post.
Fig. 3 is the working with notebook computer flow chart.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Main purpose of the present invention is to adopt Bluetooth technology as local wireless communication channel, utilizes on the network mode coupled columns industrial control equipment to be safeguarded, patrol and examine and the operation such as upgrading.
For achieving the above object, technical scheme of the present invention is achieved in that
BNEP(bluetooth network encapsulation protocol based on Bluetooth technology), build the blue teeth wireless local area network (LAN) between the notebook computer carried for industrial control equipment on post and technical staff, the technical staff is logined by industrial equipment on network operation instrument commonly used (telnet, ssh etc.) coupled columns, in order to carry out the operations such as malfunction elimination, plant maintenance and function upgrading.
On post of the present invention, the blue tooth radio network protocol hierarchy of industrial equipment and notebook computer as shown in Figure 1.
Under network layer (IP layer), three levels are set, BNEP and service discovery protocol (SDP) layer, L2CAP layer (logical link control and adaptation protocol layer), hardware baseband layer from top to bottom successively, corresponding between each level of the procotol of industrial equipment and notebook computer.Realize being connected of the Bluetooth wireless communication channel that forms between industrial equipment and notebook computer on post between described hardware baseband layer.
In this programme, do not need to insert PPP and RFCOMM layer between IP layer and L2CAP layer, and completed by the mapping network protocol hierarchy from the IP layer to the L2CAP layer.
On post, the transfer of data operation principle of industrial equipment and notebook computer is as follows:
On post, the BNEP layer of industrial equipment and notebook computer provides the conversion of bluetooth protocol repertory and ICP/IP protocol stack, and same Upper Level Network Protocol is supported in it and the encapsulation of IEEE802.3 Ethernet.The MTU of BNEP Jing Hequ is decided to be 1691 bytes, can guarantee so the disposable transmission of the ether layer package that network layer sends downwards, and network struction scheme has so effectively improved the communication usefulness of wireless network.Aspect the data transmission, BNEP directly accepts the Ether frame that the IP layer sends downwards, and this ether Jing Hequ is directly copied to BNEP Jing Hequ, adds that the BNEP head sends to the L2CAP layer afterwards.The L2CAP layer receives after data that being converted to wireless signal by the hardware baseband layer sends to opposite end bluetooth accepting device.
On post, industrial equipment and notebook computer are embodied as the Bluetooth virtual network interface card to bluetooth module by driver, are equivalent to the function of a true network interface card.
In actual use, on post, the industrial equipment workflow is as shown in Figure 2 in the present invention: default unlatching Bluetooth function in listening state, when having bluetooth equipment to attempt pairing, will attempt being matched according to the pairing code of the other side's bluetooth equipment.If successful matching will create with the Bluetooth virtual network interface card of this bluetooth equipment pairing and in connection status.Then open DHCP SERVER function, in order to be the other side's bluetooth equipment distributing IP address.
The present invention in actual use, the working with notebook computer flow process as shown in Figure 3: notebook computer is opened the bluetooth at industrial equipment place on Bluetooth function search post, and after finding, i.e. input pairing code is verified for industrial equipment on post.Be proved to be successful on rear notebook computer and will create a Microsoft Loopback Adapter that this bluetooth equipment is corresponding, and carry out the application of the DHCP network address to industrial equipment on post, will set up the blue teeth wireless local area network (LAN) between equipment on notebook computer and post after applying for successfully to communicate.
It is outdoor that the embodiment of the present invention belongs to, and by the mobile notebook of Bluetooth function, equipment on outdoor column safeguarded to debugging.On outdoor column, equipment has Bluetooth function always standby.On outdoor column, industrial equipment is embodied as the Bluetooth virtual network interface card to bluetooth module by program, is equivalent to the function of a true network interface card.
Outstanding advantages of the present invention is: the present invention utilizes Bluetooth technology to make to set up WLAN (wireless local area network) between industrial equipment and mobile notebook on post, engineers and technicians can complete the work such as malfunction elimination, maintenance and upgrading of industrial equipment on coupled columns under post, the maintainability of industrial equipment on the post is provided greatly, having exempted the engineering staff needs upper prop to carry out plant maintenance, has guaranteed personal safety.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (7)
1. one kind is carried out by blue tooth wireless technology the method that on post, industrial equipment is safeguarded, it is characterized in that, comprises following steps:
The default unlatching Bluetooth function of industrial equipment in listening state on step 1. post;
Step 2. notebook computer is opened the bluetooth of industrial equipment on Bluetooth function search post;
Step 3. notebook computer input pairing code, on post, industrial equipment is verified this pairing code;
After step 4. pairing code is proved to be successful, on notebook computer and post, industrial equipment all creates a Bluetooth virtual network interface card and in connection status;
On step 5. post, industrial equipment is notebook computer distributing IP address, sets up the blue teeth wireless local area network (LAN) between the two;
Safeguard, patrol and examine by industrial equipment on blue teeth wireless local area network (LAN) coupled columns between step 6. notebook computer and the operation such as upgrading.
2. as claimed in claim 1ly a kind ofly by blue tooth wireless technology, carry out the method that industrial equipment on post is safeguarded, it is characterized in that, step 5 is specially: on post, industrial equipment is opened DHCP SERVER function, notebook computer carries out the application of the DHCP network address, after applying for successfully, on post, industrial equipment is notebook computer distributing IP address.
3. a kind of method of carrying out industrial equipment maintenance on post by blue tooth wireless technology as claimed in claim 1 or 2, is characterized in that, the bluetooth of notebook computer is logined by industrial equipment on network operation instrument coupled columns.
4. a kind of method of carrying out industrial equipment maintenance on post by blue tooth wireless technology as claimed in claim 3, is characterized in that, described network operation instrument is telnet or ssh.
5. a kind of method of carrying out the device network maintenance by blue tooth wireless technology as claimed in claim 1, is characterized in that, described method adopts BNEP based on Bluetooth technology to build the blue teeth wireless local area network (LAN) between industrial control equipment and notebook computer on post.
6. a kind of method of carrying out the device network maintenance by blue tooth wireless technology as claimed in claim 1, is characterized in that, the MTU of BNEP Jing Hequ is 1691 bytes.
7. as describedly as any one in claim 1,2,4,5,6 a kind ofly by blue tooth wireless technology, carry out the method that industrial equipment on post is safeguarded, it is characterized in that, in step 4, on post, industrial equipment and notebook computer are embodied as the Bluetooth virtual network interface card to bluetooth module by driver.
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| CN201310368925.7A CN103457645B (en) | 2013-08-22 | 2013-08-22 | A kind of method of being carried out industrial equipment maintenance on post by blue tooth wireless technology |
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| CN106683319A (en) * | 2017-03-22 | 2017-05-17 | 清华大学合肥公共安全研究院 | Wireless fire-information acquisition device |
| CN107395417A (en) * | 2017-07-21 | 2017-11-24 | 郑州云海信息技术有限公司 | A kind of acquisition system and method for managing network failure message |
| CN111800767A (en) * | 2020-06-15 | 2020-10-20 | 易兆微电子(杭州)股份有限公司 | System and method for realizing OTA (over the air) upgrade of terminal product based on BNEP (Bluetooth technology attachment) |
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| CN103457645B (en) | 2015-09-30 |
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Address after: No. 333, Yunhua Road, Chengdu hi tech Zone, China (Sichuan) pilot Free Trade Zone, Chengdu, Sichuan 610041 Patentee after: China Electronics Technology Network Security Technology Co.,Ltd. Address before: No. 333, Yunhua Road, high tech Zone, Chengdu, Sichuan 610041 Patentee before: CHENGDU WESTONE INFORMATION INDUSTRY Inc. |