CN201608737U - Network control device based on industrial field - Google Patents
Network control device based on industrial field Download PDFInfo
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- CN201608737U CN201608737U CN2009202663672U CN200920266367U CN201608737U CN 201608737 U CN201608737 U CN 201608737U CN 2009202663672 U CN2009202663672 U CN 2009202663672U CN 200920266367 U CN200920266367 U CN 200920266367U CN 201608737 U CN201608737 U CN 201608737U
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- mvb
- bus
- ethernet
- processor
- photoisolator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model discloses a network control device based on industrial field, which includes an MVB photoisolator, an MVB bus transceiver carrying out bidirectional communication with the MVB photoisolator through an internal bus, an MVB protocol controller carrying out bidirectional communication with the MVB bus transceiver through the internal bus, an X86 processor carrying out bidirectional communication with the MVB protocol controller through the internal bus, and an Ethernet bus interface carrying bidirectional communication with the X86 processor through the internal bus. The network control device based on industrial field, which is provided by the utility model, realizes the connection between an Ethernet interface of the network control device based on industrial field, and an Ethernet interface of external equipment, thereby improving the flexibility and the universality for mutual conversion between the MVB and the Ethernet in the aspect of industrial field control.
Description
Technical field
The utility model relates to network control unit, relates in particular to a kind of network control unit based on industry spot.
Background technology
Multifunction vehicle bus (Multifunction Vehicle Bus, be called for short: MVB) network is a kind of network that designs for industrial field bus specially, become at present a kind of a large amount of high reliability fieldbus networks that uses at home and abroad, but because the MBV network is highly professional, external interface is also inconvenient.And the ethernet communication mode is one of present widely used communication modes, and it is simple, cheap to have an interface, and debugging is convenient, advantages such as dependable performance.Particularly in fields such as rolling stock, power plant, the communication that a lot of equipment all provide Ethernet interface to carry out equipment room, with itself and MVB bus combine make have the ethernet communication mode at present equipment can both the enterprising line data stream of MVB network alternately.
At present, still adopt the control mode of straight-through lead formula based on the control mode of industrial control field, because number of conductors is extremely many, the probability that the contact place breaks down is very big, so the reliability of system is lower, the failure rate height, and maintenance difficulty is very big.
The utility model content
The purpose of this utility model provides a kind of network control unit based on industry spot, improves the MVB of industry spot control and flexibility and the versatility that Ethernet is changed mutually.
For achieving the above object, the utility model provides a kind of network control unit based on industry spot, comprising: multifunction vehicle bus MVB photoisolator, the industry ethernet interface that carries out the MVB bus transceiver of two-way communication, carries out the MVB protocol controller of two-way communication, carries out the X 86 processor of two-way communication, carries out two-way communication by internal bus with described X 86 processor by internal bus with described MVB protocol controller by internal bus with described MVB bus transceiver by internal bus with described MVB photoisolator.
Wherein, described MVB bus transceiver comprises:
First converting unit is used for converting the digital signal that described MVB protocol controller sends to Manchester signal, and described Manchester signal is sent to described MVB photoisolator;
Decoding unit, Manchester signal decoding that is used for described MVB photoisolator is sent is a digital signal, and described Manchester signal is sent to described MVB protocol controller.
Wherein, the MVB protocol controller comprises:
Second converting unit is used for becoming data flow to send to described MVB bus transceiver the parameter information translation of described X 86 processor transmission;
Resolution unit is used for the digital signal that described MVB bus transceiver sends is resolved to normal data and deposits buffer area in;
Interrupt request unit is used for sending interrupt requests information after described resolution unit deposits described normal data in buffer area, makes described X 86 processor read described normal data according to described interrupt requests information.
Wherein, described X 86 processor also is used to control the work schedule of described MVB protocol controller, generates ethernet data stream, also is used for the control of monitoring voltage, dongle and/or working power.
Wherein, described industry ethernet interface is used for the external interface of Ethernet, the external bus signal is demodulated to the data flow of ethernet controller, makes described X 86 processor that the ethernet signal of its generation is sent to described industry ethernet interface and generate the signal that meets ethernet communication and communicate by letter with the external world.
Wherein, described MVB bus transceiver and described MVB photoisolator are two groups, and wherein one group is connected to the MVB redundant bus, and another group is connected to the MVB bus.
Above-mentioned network control unit based on industry spot, the industry ethernet interface that the MVB bus transceiver carries out the MVB protocol controller of two-way communication, carries out the X 86 processor of two-way communication, carries out two-way communication by internal bus with X 86 processor by internal bus with the MVB bus transceiver by internal bus, realized coupling together that the utility model provides, therefore improved the MVB of industry spot control and flexibility and the versatility that Ethernet is changed mutually based on the Ethernet interface of the network control unit of industry spot and the Ethernet interface of external device.
Description of drawings
Fig. 1 is the structural representation of the utility model based on an embodiment of network control unit of industry spot;
Fig. 2 is the structural representation of the utility model based on another embodiment of network control unit of industry spot.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further elaborated.
Fig. 1 is the structural representation of the utility model based on an embodiment of network control unit of industry spot, as shown in Figure 1, a kind of network control unit based on industry spot of providing of the utility model specifically comprises: MVB photoisolator 11, the MVB bus transceiver 12 that carries out two-way communication by internal bus with MVB photoisolator 11, the MVB protocol controller 13 that carries out two-way communication by internal bus with MVB bus transceiver 12, the X 86 processor 14 that carries out two-way communication by internal bus with MVB protocol controller 13, the industry ethernet interface 15 that carries out two-way communication by internal bus with X 86 processor 14.
The network control unit that present embodiment provides based on industry spot, MVB bus transceiver 12 carries out the MVB protocol controller 13 of two-way communication by internal bus, the X 86 processor 14 that carries out two-way communication by internal bus with MVB protocol controller 13, the industry ethernet interface 15 that carries out two-way communication by internal bus with X 86 processor 14, realized coupling together that the utility model provides, therefore improved the MVB of industry spot control and flexibility and the versatility that Ethernet is changed mutually based on the Ethernet interface of the network control unit of industry spot and the Ethernet interface of external device.
Fig. 2 is the structural representation of the utility model based on another embodiment of network control unit of industry spot, as shown in Figure 2, a kind of network control unit based on industry spot of providing of the utility model specifically comprises: MVB photoisolator 21, the MVB bus transceiver 22 that carries out two-way communication by internal bus with MVB photoisolator 21, the MVB protocol controller 23 that carries out two-way communication by internal bus with MVB bus transceiver 22, the X 86 processor 24 that carries out two-way communication by internal bus with MVB protocol controller 23, the industry ethernet interface 25 that carries out two-way communication by internal bus with X 86 processor 24.
Further, MVB bus transceiver 22 comprises: first converting unit 221 and decoding unit 222; Wherein, first converting unit 221 converts the digital signal that MVB protocol controller 23 sends to Manchester signal, and Manchester signal is sent to MVB photoisolator 21; Decoding unit 222 is a digital signal with Manchester signal decoding that the MVB photoisolator sends, and Manchester signal is sent to MVB protocol controller 23.
Further, MVB protocol controller 23 comprises: second converting unit 231, resolution unit 232, interrupt request unit 233; Wherein, second converting unit 231 becomes data flow to send to MVB bus transceiver 22 the parameter information translation of X 86 processor 24 transmission; Resolution unit 232 resolves to the digital signal that MVB bus transceiver 22 sends normal data and deposits buffer area in; Interrupt request unit 233 sends interrupt requests information after resolution unit 232 deposits normal data in buffer area, make X 86 processor 24 read normal data according to interrupt requests information.
Further, MVB bus transceiver 22 and MVB photoisolator 21 are two groups, and wherein one group is connected to the MVB redundant bus, and another group is connected to the MVB bus.
The network control unit that present embodiment provides based on industry spot, MVB bus transceiver 22 carries out the MVB protocol controller 23 of two-way communication by internal bus, the X 86 processor 24 that carries out two-way communication by internal bus with MVB protocol controller 23, the industry ethernet interface 25 that carries out two-way communication by internal bus with X 86 processor 24, realized coupling together that the utility model provides, therefore improved the MVB of industry spot control and flexibility and the versatility that Ethernet is changed mutually based on the Ethernet interface of the network control unit of industry spot and the Ethernet interface of external device.
Further, on above-mentioned Fig. 1 or basis embodiment illustrated in fig. 2, X 86 processor also is used to control the work schedule of described MVB protocol controller, generates ethernet data stream, also is used for the control of monitoring voltage, dongle and/or working power; The industry ethernet interface is used for the external interface of Ethernet, the external bus signal is demodulated to the data flow of ethernet controller, makes described X 86 processor that the ethernet signal of its generation is sent to described industry ethernet interface and generate the signal that meets ethernet communication and communicate by letter with the external world.
Compare with control mode of the prior art, the advantage that employing the utility model is controlled network is as shown in table 1.
Table 1
| Characteristics | The utility model | Prior art |
| Reliability | High | Low |
| Flexibility | Good | Difference |
| Versatility | Good | Difference |
| Amount of information | Greatly | Little |
| Maintainable | Good | Difference |
| Redundant | Be | Not |
| Cost | Low | Low |
In actual applications, when needs are installed to railway systems with existing air-conditioning system, because existing air-conditioning system does not possess MVB locomotive bus interface, by be equipped with the network control unit in the utility model for air-conditioning system based on industry spot, realized the Ethernet interface based on the network control unit of industry spot that the Ethernet interface of air-conditioning system and the utility model provide is coupled together, the data flow that ethernet data stream is converted to the approval of MVB bus based on the network control unit of industry spot that the utility model provides sends in the MVB network of locomotive and goes, make the main control unit of locomotive can discern air-conditioning system, thereby this air-conditioning system is controlled according to the data that air-conditioning system provides, the data that air-conditioning system sends the locomotive main control unit to are specifically as follows temperature, information such as humidity, the locomotive main control unit can be sent to air-conditioning system by the network control unit based on industry spot that the utility model provides with instruction by the mode with instruction, thereby realize opening of control air-conditioning system, close, and temperature such as is provided with at data.
Among above-mentioned the utility model embodiment, by the industry spot network technology (MVB) of IEC61375 international standard and IEC61158 and fieldbus (industry ethernet) with low cost are combined, good reliability, flexibility height, good, the low cost and other advantages of versatility have been realized; In addition, equipment with Ethernet interface can be connected to a part that becomes locomotive system on the locomotive bus by the utility model embodiment, make being unfamiliar with and the manufacturer that do not possess MVB bus research and development ability can push its product to Railway Market apace in the locomotive field.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (5)
1. network control unit based on industry spot, it is characterized in that, comprising: multifunction vehicle bus MVB photoisolator, the industry ethernet interface that carries out the MVB bus transceiver of two-way communication, carries out the MVB protocol controller of two-way communication, carries out the X 86 processor of two-way communication, carries out two-way communication by internal bus with described X 86 processor by internal bus with described MVB protocol controller by internal bus with described MVB bus transceiver by internal bus with described MVB photoisolator.
2. device according to claim 1 is characterized in that, described MVB bus transceiver comprises:
First converting unit is used for converting the digital signal that described MVB protocol controller sends to Manchester signal, and described Manchester signal is sent to described MVB photoisolator;
Decoding unit, Manchester signal decoding that is used for described MVB photoisolator is sent is a digital signal, and described Manchester signal is sent to described MVB protocol controller.
3. device according to claim 1 is characterized in that, described MVB protocol controller comprises:
Second converting unit is used for becoming data flow to send to described MVB bus transceiver the parameter information translation of described X 86 processor transmission;
Resolution unit is used for the digital signal that described MVB bus transceiver sends is resolved to normal data and deposits buffer area in;
Interrupt request unit is used for sending interrupt requests information after described resolution unit deposits described normal data in buffer area, makes described X 86 processor read described normal data according to described interrupt requests information.
4. according to the arbitrary described device of claim 1～3, it is characterized in that, described industry ethernet interface is used for the external interface of Ethernet, the external bus signal is demodulated to the data flow of ethernet controller, makes described X 86 processor that the ethernet signal of its generation is sent to described industry ethernet interface and generate the signal that meets ethernet communication and communicate by letter with the external world.
5. device according to claim 4 is characterized in that, described MVB bus transceiver and described MVB photoisolator are two groups, and wherein one group is connected to the MVB redundant bus, and another group is connected to the MVB bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202663672U CN201608737U (en) | 2009-11-12 | 2009-11-12 | Network control device based on industrial field |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202663672U CN201608737U (en) | 2009-11-12 | 2009-11-12 | Network control device based on industrial field |
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| CN201608737U true CN201608737U (en) | 2010-10-13 |
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| CN2009202663672U Expired - Fee Related CN201608737U (en) | 2009-11-12 | 2009-11-12 | Network control device based on industrial field |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103035043A (en) * | 2011-09-30 | 2013-04-10 | 中国北车股份有限公司大连电力牵引研发中心 | Data recorder with fieldbus internet protocol (FIP) interface |
| CN103043085A (en) * | 2011-10-12 | 2013-04-17 | 中国北车股份有限公司大连电力牵引研发中心 | Master control device and data transmission method |
| CN103163843A (en) * | 2011-12-12 | 2013-06-19 | 中国北车股份有限公司大连电力牵引研发中心 | Control unit and control method |
| CN112822079A (en) * | 2019-11-15 | 2021-05-18 | 中车株洲电力机车研究所有限公司 | Train communication network and communication method |
-
2009
- 2009-11-12 CN CN2009202663672U patent/CN201608737U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103035043A (en) * | 2011-09-30 | 2013-04-10 | 中国北车股份有限公司大连电力牵引研发中心 | Data recorder with fieldbus internet protocol (FIP) interface |
| CN103035043B (en) * | 2011-09-30 | 2015-07-01 | 中国北车股份有限公司 | Data recorder with fieldbus internet protocol (FIP) interface |
| CN103043085A (en) * | 2011-10-12 | 2013-04-17 | 中国北车股份有限公司大连电力牵引研发中心 | Master control device and data transmission method |
| CN103163843A (en) * | 2011-12-12 | 2013-06-19 | 中国北车股份有限公司大连电力牵引研发中心 | Control unit and control method |
| CN112822079A (en) * | 2019-11-15 | 2021-05-18 | 中车株洲电力机车研究所有限公司 | Train communication network and communication method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101013 Termination date: 20111112 |